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| -rw-r--r-- | 2020/subtitles/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng.vtt (renamed from 2020/subtitles/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng-autogen.vtt) | 1080 |
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diff --git a/2020/info/34.md b/2020/info/34.md index c8aaee9e..cfca7972 100644 --- a/2020/info/34.md +++ b/2020/info/34.md @@ -1,8 +1,9 @@ # Extend Emacs to Modern GUI Applications with EAF Matthew Zeng -[[!template id=vid src="https://mirror.csclub.uwaterloo.ca/emacsconf/2020/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng.webm"]] -[Download compressed .webm video (28.4M)](https://mirror.csclub.uwaterloo.ca/emacsconf/2020/smaller/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng--vp9-q56-video-original-audio.webm) +[[!template id=vid src="https://mirror.csclub.uwaterloo.ca/emacsconf/2020/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng.webm" size="113M" subtitles="/2020/subtitles/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng.vtt" duration="22:23"]] +[Download compressed .webm video (28.4M)](https://mirror.csclub.uwaterloo.ca/emacsconf/2020/smaller/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng--vp9-q56-video-original-audio.webm) +[View transcript](#transcript) Emacs Application Framework (EAF) is a customizable and extensible GUI application framework that extends Emacs graphical capabilities using @@ -102,3 +103,566 @@ Not yet! Will have a look into it later :-) - One of the admins of the [Emacs China forum](https://emacs-china.org/). - <https://github.com/manateelazycat/emacs-application-framework> + +<a name="transcript"></a> +# Transcript + +[[!template new="1" text="Hello." start="00:00:03.600" video="mainVideo" id=subtitle]] +[[!template text="Hopefully everyone is staying safe and" start="00:00:04.560" video="mainVideo" id=subtitle]] +[[!template text="staying home," start="00:00:06.720" video="mainVideo" id=subtitle]] +[[!template text="I feel very grateful to live in a world" start="00:00:08.000" video="mainVideo" id=subtitle]] +[[!template text="today that technology and free software" start="00:00:10.000" video="mainVideo" id=subtitle]] +[[!template text="can be leveraged to connect people in" start="00:00:12.000" video="mainVideo" id=subtitle]] +[[!template text="such disconnected and difficult times," start="00:00:13.759" video="mainVideo" id=subtitle]] +[[!template text="and to have an online conference like" start="00:00:16.080" video="mainVideo" id=subtitle]] +[[!template text="this. Hopefully you've all" start="00:00:17.840" video="mainVideo" id=subtitle]] +[[!template text="enjoyed this year's EmacsConf so far." start="00:00:19.920" video="mainVideo" id=subtitle]] +[[!template text="Many thanks to all the people that made" start="00:00:22.960" video="mainVideo" id=subtitle]] +[[!template text="this possible." start="00:00:24.720" video="mainVideo" id=subtitle]] +[[!template text="Anyways, welcome to my talk "Extend Emacs" start="00:00:26.880" video="mainVideo" id=subtitle]] +[[!template text="to Modern GUI" start="00:00:30.000" video="mainVideo" id=subtitle]] +[[!template text="Applications with EAF, the Emacs" start="00:00:30.960" video="mainVideo" id=subtitle]] +[[!template text="Application Framework"." start="00:00:34.079" video="mainVideo" id=subtitle]] +[[!template text="This will be my first ever talk, so" start="00:00:35.920" video="mainVideo" id=subtitle]] +[[!template text="apologies for my" start="00:00:38.320" video="mainVideo" id=subtitle]] +[[!template text="inexperience, let us begin." start="00:00:39.840" video="mainVideo" id=subtitle]] +[[!template text="About me: my name is Matthew Zeng, you can" start="00:00:43.280" video="mainVideo" id=subtitle]] +[[!template text="also call me MT" start="00:00:46.559" video="mainVideo" id=subtitle]] +[[!template text="or Mingde. I'm a Chinese Canadian living" start="00:00:47.840" video="mainVideo" id=subtitle]] +[[!template text="in Toronto," start="00:00:50.640" video="mainVideo" id=subtitle]] +[[!template text="Ontario. Offline: I'm an undergrad" start="00:00:51.440" video="mainVideo" id=subtitle]] +[[!template text="studying mathematics at the University" start="00:00:54.239" video="mainVideo" id=subtitle]] +[[!template text="of Waterloo." start="00:00:56.079" video="mainVideo" id=subtitle]] +[[!template text="Online: I'm one of the admins of the" start="00:00:57.760" video="mainVideo" id=subtitle]] +[[!template text="Emacs China" start="00:01:00.480" video="mainVideo" id=subtitle]] +[[!template text="— the largest Emacs forum in China. So," start="00:01:03.039" video="mainVideo" id=subtitle]] +[[!template text="to all Chinese listening to my talk right" start="00:01:06.320" video="mainVideo" id=subtitle]] +[[!template text="now, feel free to check it out." start="00:01:08.080" video="mainVideo" id=subtitle]] +[[!template text="And this is a link to my GitHub profile," start="00:01:10.960" video="mainVideo" id=subtitle]] +[[!template text="(and) to my projects I'm involved in." start="00:01:14.320" video="mainVideo" id=subtitle]] +[[!template text="One's M-EMACS which is" start="00:01:16.206" video="mainVideo" id=subtitle]] +[[!template text="I'm the author of — a user-friendly" start="00:01:18.240" video="mainVideo" id=subtitle]] +[[!template text="full-featured Emacs configuration" start="00:01:20.159" video="mainVideo" id=subtitle]] +[[!template text="distribution," start="00:01:21.840" video="mainVideo" id=subtitle]] +[[!template text="it is what I'm using right now, as well" start="00:01:22.799" video="mainVideo" id=subtitle]] +[[!template text="as the Emacs Application Framework" start="00:01:25.040" video="mainVideo" id=subtitle]] +[[!template text="which I help to maintain along with the" start="00:01:26.880" video="mainVideo" id=subtitle]] +[[!template text="other author" start="00:01:29.119" video="mainVideo" id=subtitle]] +[[!template text="lazycat, which of course, is today's" start="00:01:30.400" video="mainVideo" id=subtitle]] +[[!template text="topic." start="00:01:33.040" video="mainVideo" id=subtitle]] +[[!template new="1" text="So, as you all might have already" start="00:01:35.759" video="mainVideo" id=subtitle]] +[[!template text="noticed I'm currently using Emacs" start="00:01:38.720" video="mainVideo" id=subtitle]] +[[!template text="and opening navigating closing" start="00:01:40.960" video="mainVideo" id=subtitle]] +[[!template text="all these websites that are rendered" start="00:01:43.600" video="mainVideo" id=subtitle]] +[[!template text="properly" start="00:01:45.360" video="mainVideo" id=subtitle]] +[[!template text="all within Emacs, it's all thanks to the" start="00:01:46.159" video="mainVideo" id=subtitle]] +[[!template text="EAF project." start="00:01:49.200" video="mainVideo" id=subtitle]] +[[!template text="So, we're living in a society that's" start="00:01:51.840" video="mainVideo" id=subtitle]] +[[!template text="heavily dependent on the internet" start="00:01:54.000" video="mainVideo" id=subtitle]] +[[!template text="and multimedia, it is unavoidable to run" start="00:01:55.920" video="mainVideo" id=subtitle]] +[[!template text="to some occasion that you need to" start="00:01:59.520" video="mainVideo" id=subtitle]] +[[!template text="open a fancy website that uses" start="00:02:01.200" video="mainVideo" id=subtitle]] +[[!template text="JavaScript and CSS," start="00:02:02.880" video="mainVideo" id=subtitle]] +[[!template text="or you need to watch some videos. However," start="00:02:04.799" video="mainVideo" id=subtitle]] +[[!template text="due to the nature and history of Emacs," start="00:02:08.239" video="mainVideo" id=subtitle]] +[[!template text="it cannot" start="00:02:11.120" video="mainVideo" id=subtitle]] +[[!template text="render all these modern graphics" start="00:02:11.840" video="mainVideo" id=subtitle]] +[[!template text="effectively and efficiently." start="00:02:13.840" video="mainVideo" id=subtitle]] +[[!template text="Emacs is solely a text-based editing" start="00:02:16.400" video="mainVideo" id=subtitle]] +[[!template text="environment," start="00:02:19.360" video="mainVideo" id=subtitle]] +[[!template text="and I argue that this is not a bad thing," start="00:02:20.400" video="mainVideo" id=subtitle]] +[[!template text="in fact, it is one of the reasons that me" start="00:02:23.520" video="mainVideo" id=subtitle]] +[[!template text="and I believe many of you as well" start="00:02:25.680" video="mainVideo" id=subtitle]] +[[!template text="are attracted to Emacs in the first" start="00:02:27.760" video="mainVideo" id=subtitle]] +[[!template text="place." start="00:02:29.760" video="mainVideo" id=subtitle]] +[[!template text="Unfortunately, this results in us having" start="00:02:30.879" video="mainVideo" id=subtitle]] +[[!template text="to open a dedicated web browser to" start="00:02:33.760" video="mainVideo" id=subtitle]] +[[!template text="browse the internet," start="00:02:35.680" video="mainVideo" id=subtitle]] +[[!template text="open a dedicated video player to watch" start="00:02:37.040" video="mainVideo" id=subtitle]] +[[!template text="some videos, or a PDF renderer to read some" start="00:02:38.879" video="mainVideo" id=subtitle]] +[[!template text="documents." start="00:02:41.440" video="mainVideo" id=subtitle]] +[[!template text="So far Emacs cannot do all these tasks on" start="00:02:42.640" video="mainVideo" id=subtitle]] +[[!template text="its own" start="00:02:45.200" video="mainVideo" id=subtitle]] +[[!template text="but can only be achieved using other" start="00:02:46.000" video="mainVideo" id=subtitle]] +[[!template text="external applications." start="00:02:48.080" video="mainVideo" id=subtitle]] +[[!template text="So, the other author manateelazycat," start="00:02:51.519" video="mainVideo" id=subtitle]] +[[!template text="or lazycat in short, didn't want to use" start="00:02:55.840" video="mainVideo" id=subtitle]] +[[!template text="all these external applications," start="00:02:58.640" video="mainVideo" id=subtitle]] +[[!template text="he wanted to have an uninterrupted Emacs" start="00:03:00.560" video="mainVideo" id=subtitle]] +[[!template text="experience," start="00:03:03.120" video="mainVideo" id=subtitle]] +[[!template text="he wanted to truly live in Emacs." start="00:03:04.159" video="mainVideo" id=subtitle]] +[[!template text="However, it would be a lot of work to" start="00:03:07.280" video="mainVideo" id=subtitle]] +[[!template text="build this" start="00:03:10.080" video="mainVideo" id=subtitle]] +[[!template text="modern application from scratch, there's" start="00:03:11.040" video="mainVideo" id=subtitle]] +[[!template text="simply no time or research to do that." start="00:03:13.519" video="mainVideo" id=subtitle]] +[[!template text="So, lazycat thought of utilizing existing" start="00:03:16.239" video="mainVideo" id=subtitle]] +[[!template text="applications" start="00:03:18.800" video="mainVideo" id=subtitle]] +[[!template text="and to try to make it collaborate with" start="00:03:20.400" video="mainVideo" id=subtitle]] +[[!template text="Emacs, there are many solutions available," start="00:03:22.319" video="mainVideo" id=subtitle]] +[[!template text="one of it" start="00:03:24.959" video="mainVideo" id=subtitle]] +[[!template text="is the Emacs X Windows Manager, and I'm" start="00:03:26.000" video="mainVideo" id=subtitle]] +[[!template text="sure a lot of you already know that —" start="00:03:28.560" video="mainVideo" id=subtitle]] +[[!template text="the EXWM. However, it didn't work for him," start="00:03:30.159" video="mainVideo" id=subtitle]] +[[!template text="because although EXWM opens the" start="00:03:33.360" video="mainVideo" id=subtitle]] +[[!template text="door to use other applications within" start="00:03:35.200" video="mainVideo" id=subtitle]] +[[!template text="Emacs," start="00:03:37.440" video="mainVideo" id=subtitle]] +[[!template text="it as a fine window manager cannot" start="00:03:38.239" video="mainVideo" id=subtitle]] +[[!template text="modify," start="00:03:40.879" video="mainVideo" id=subtitle]] +[[!template text="customize, or extend other software from" start="00:03:41.519" video="mainVideo" id=subtitle]] +[[!template text="Emacs." start="00:03:43.920" video="mainVideo" id=subtitle]] +[[!template text="For example, it cannot modify the" start="00:03:45.040" video="mainVideo" id=subtitle]] +[[!template text="behavior when you press a key in" start="00:03:46.799" video="mainVideo" id=subtitle]] +[[!template text="Chromium or" start="00:03:48.480" video="mainVideo" id=subtitle]] +[[!template text="PDF viewer, therefore it cannot utilize" start="00:03:49.599" video="mainVideo" id=subtitle]] +[[!template text="the rich Emacs ecosystem that's been" start="00:03:52.159" video="mainVideo" id=subtitle]] +[[!template text="growing for almost 40 years." start="00:03:54.000" video="mainVideo" id=subtitle]] +[[!template new="1" text="On the other hand, in the EAF browser, so," start="00:03:57.360" video="mainVideo" id=subtitle]] +[[!template text="if you M-x eaf-open-browser-with-history," start="00:04:00.720" video="mainVideo" id=subtitle]] +[[!template text="you can see" start="00:04:06.206" video="mainVideo" id=subtitle]] +[[!template text="on the lower half of my screen — a list of" start="00:04:07.200" video="mainVideo" id=subtitle]] +[[!template text="histories sorted by my personal" start="00:04:09.840" video="mainVideo" id=subtitle]] +[[!template text="most visited sites, and you can search" start="00:04:11.920" video="mainVideo" id=subtitle]] +[[!template text="for a site that you've been" start="00:04:14.560" video="mainVideo" id=subtitle]] +[[!template text="to or search for some keyword in a" start="00:04:16.560" video="mainVideo" id=subtitle]] +[[!template text="search engine." start="00:04:19.440" video="mainVideo" id=subtitle]] +[[!template text="So, this is all achieved by utilizing the" start="00:04:21.840" video="mainVideo" id=subtitle]] +[[!template text="popular completion framework in the" start="00:04:24.240" video="mainVideo" id=subtitle]] +[[!template text="Emacs ecosystem — ivy." start="00:04:25.919" video="mainVideo" id=subtitle]] +[[!template text="So, lazycat decided to develop a" start="00:04:29.280" video="mainVideo" id=subtitle]] +[[!template text="solution of his own in 2018," start="00:04:31.120" video="mainVideo" id=subtitle]] +[[!template text="namely the EAF project, so, I joined the" start="00:04:33.680" video="mainVideo" id=subtitle]] +[[!template text="development last year, 2019." start="00:04:36.960" video="mainVideo" id=subtitle]] +[[!template text="EAF is" start="00:04:42.756" video="mainVideo" id=subtitle]] +[[!template text="a highly customizable and extensible" start="00:04:44.000" video="mainVideo" id=subtitle]] +[[!template text="GUI application framework that extends" start="00:04:47.880" video="mainVideo" id=subtitle]] +[[!template text="Emacs to graphical capabilities using" start="00:04:49.759" video="mainVideo" id=subtitle]] +[[!template text="PyQt5, and it is not a window manager." start="00:04:52.056" video="mainVideo" id=subtitle]] +[[!template text="Alright. So, in the README, you can see a" start="00:04:57.840" video="mainVideo" id=subtitle]] +[[!template text="list of GIFs" start="00:05:02.479" video="mainVideo" id=subtitle]] +[[!template text="showcasing all the available EAF" start="00:05:03.440" video="mainVideo" id=subtitle]] +[[!template text="applications," start="00:05:05.600" video="mainVideo" id=subtitle]] +[[!template text="a browser, a markdown previewer, a video" start="00:05:06.720" video="mainVideo" id=subtitle]] +[[!template text="player, a PDF viewer, and more." start="00:05:09.520" video="mainVideo" id=subtitle]] +[[!template text="Today I don't have" start="00:05:12.789" video="mainVideo" id=subtitle]] +[[!template text="enough time to demonstrate each one of" start="00:05:14.240" video="mainVideo" id=subtitle]] +[[!template text="them," start="00:05:16.160" video="mainVideo" id=subtitle]] +[[!template text="but I will select a couple applications" start="00:05:16.560" video="mainVideo" id=subtitle]] +[[!template text="to show you." start="00:05:18.720" video="mainVideo" id=subtitle]] +[[!template new="1" text="So, since we are already using EAF browser," start="00:05:21.120" video="mainVideo" id=subtitle]] +[[!template text="we'll start with this. Besides using the" start="00:05:24.240" video="mainVideo" id=subtitle]] +[[!template text="classic Control n (C-n), Control p (C-p)" start="00:05:27.840" video="mainVideo" id=subtitle]] +[[!template text="you can also use the Vim style hjkl to" start="00:05:29.600" video="mainVideo" id=subtitle]] +[[!template text="move up or down." start="00:05:32.000" video="mainVideo" id=subtitle]] +[[!template text="Also, Meta Shift comma (M-<) or g (moves) to the" start="00:05:33.840" video="mainVideo" id=subtitle]] +[[!template text="beginning of page," start="00:05:36.320" video="mainVideo" id=subtitle]] +[[!template text="Meta Shift period (M->) or capital g (moves) to" start="00:05:37.280" video="mainVideo" id=subtitle]] +[[!template text="the end of page." start="00:05:39.120" video="mainVideo" id=subtitle]] +[[!template text="Vimium and Surfingkeys" start="00:05:41.199" video="mainVideo" id=subtitle]] +[[!template text="are popular keyboard-based" start="00:05:45.306" video="mainVideo" id=subtitle]] +[[!template text="browsing techniques in Chrome," start="00:05:46.479" video="mainVideo" id=subtitle]] +[[!template text="and they've imported here as well. You" start="00:05:48.400" video="mainVideo" id=subtitle]] +[[!template text="can press f to toggle markers pointing" start="00:05:50.479" video="mainVideo" id=subtitle]] +[[!template text="to" start="00:05:52.720" video="mainVideo" id=subtitle]] +[[!template text="all the links in the current page, say, I" start="00:05:53.039" video="mainVideo" id=subtitle]] +[[!template text="want to visit the wiki —" start="00:05:55.280" video="mainVideo" id=subtitle]] +[[!template text="which comes very very handy when you" start="00:05:56.960" video="mainVideo" id=subtitle]] +[[!template text="want to configure EAF to your liking," start="00:05:59.680" video="mainVideo" id=subtitle]] +[[!template text="so you see the marker on top of wiki is" start="00:06:02.400" video="mainVideo" id=subtitle]] +[[!template text="dd," start="00:06:04.720" video="mainVideo" id=subtitle]] +[[!template text="press dd and Enter (RET), and now" start="00:06:05.440" video="mainVideo" id=subtitle]] +[[!template text="you are navigated to this link, so you" start="00:06:08.479" video="mainVideo" id=subtitle]] +[[!template text="don't need to use your mouse at all." start="00:06:10.240" video="mainVideo" id=subtitle]] +[[!template new="1" text="So, a full list of key bindings can be" start="00:06:13.840" video="mainVideo" id=subtitle]] +[[!template text="found when you (press)" start="00:06:16.560" video="mainVideo" id=subtitle]] +[[!template text="Control h m (C-h m), just as any other Emacs major" start="00:06:17.680" video="mainVideo" id=subtitle]] +[[!template text="mode," start="00:06:20.560" video="mainVideo" id=subtitle]] +[[!template text="so you don't have to remember everything…" start="00:06:21.199" video="mainVideo" id=subtitle]] +[[!template text="all the key bindings I said to you." start="00:06:22.960" video="mainVideo" id=subtitle]] +[[!template text="So, this is a global binding application" start="00:06:25.600" video="mainVideo" id=subtitle]] +[[!template text="to every other EAF application as well." start="00:06:28.560" video="mainVideo" id=subtitle]] +[[!template text="You can find it under the wiki in the" start="00:06:30.960" video="mainVideo" id=subtitle]] +[[!template text="keybindings" start="00:06:36.720" video="mainVideo" id=subtitle]] +[[!template text="section, so press f again and use" start="00:06:37.600" video="mainVideo" id=subtitle]] +[[!template text="ns, press Enter (RET), now you're in the" start="00:06:40.639" video="mainVideo" id=subtitle]] +[[!template text="keybindings web page." start="00:06:44.240" video="mainVideo" id=subtitle]] +[[!template text="You can see all of the keybindings" start="00:06:45.600" video="mainVideo" id=subtitle]] +[[!template text="available in every" start="00:06:47.520" video="mainVideo" id=subtitle]] +[[!template text="EAF application, and you can try them out," start="00:06:49.280" video="mainVideo" id=subtitle]] +[[!template text="and you can customize your key bindings" start="00:06:53.919" video="mainVideo" id=subtitle]] +[[!template text="using eaf-bind-key," start="00:06:56.479" video="mainVideo" id=subtitle]] +[[!template text="you can customize Control n (C-n) as" start="00:06:57.956" video="mainVideo" id=subtitle]] +[[!template text="in the web page" start="00:07:00.240" video="mainVideo" id=subtitle]] +[[!template text="to scroll up in the EAF PDF viewer, or you" start="00:07:02.960" video="mainVideo" id=subtitle]] +[[!template text="can unbind" start="00:07:05.759" video="mainVideo" id=subtitle]] +[[!template text="an existing binding using" start="00:07:06.639" video="mainVideo" id=subtitle]] +[[!template text="eaf-bind-key," start="00:07:08.806" video="mainVideo" id=subtitle]] +[[!template text="bind it to nil, so it doesn't bind to" start="00:07:10.000" video="mainVideo" id=subtitle]] +[[!template text="anything." start="00:07:14.840" video="mainVideo" id=subtitle]] +[[!template text="Okay, so, here comes the important part," start="00:07:16.160" video="mainVideo" id=subtitle]] +[[!template text="if you want to customize EAF, you should" start="00:07:20.319" video="mainVideo" id=subtitle]] +[[!template text="visit the customization page in the wiki." start="00:07:22.479" video="mainVideo" id=subtitle]] +[[!template text="Now, I press Meta b to go back in" start="00:07:25.440" video="mainVideo" id=subtitle]] +[[!template text="history, and" start="00:07:28.840" video="mainVideo" id=subtitle]] +[[!template text="go to the customization page, press f," start="00:07:30.240" video="mainVideo" id=subtitle]] +[[!template text="press ad," start="00:07:32.960" video="mainVideo" id=subtitle]] +[[!template text="Enter, and now we're in the customization" start="00:07:34.080" video="mainVideo" id=subtitle]] +[[!template text="page." start="00:07:36.639" video="mainVideo" id=subtitle]] +[[!template text="So, the first customization option you" start="00:07:37.360" video="mainVideo" id=subtitle]] +[[!template text="see is dark mode," start="00:07:39.280" video="mainVideo" id=subtitle]] +[[!template text="let's say, if you want to turn on the dark" start="00:07:42.639" video="mainVideo" id=subtitle]] +[[!template text="mode for EAF browser," start="00:07:44.479" video="mainVideo" id=subtitle]] +[[!template text="and you don't want to use your mouse to" start="00:07:46.720" video="mainVideo" id=subtitle]] +[[!template text="do all this stuff." start="00:07:48.479" video="mainVideo" id=subtitle]] +[[!template text="You press c, and you can select" start="00:07:49.919" video="mainVideo" id=subtitle]] +[[!template text="c to toggle the caret browsing, you can" start="00:07:53.360" video="mainVideo" id=subtitle]] +[[!template text="see a lot of markers available," start="00:07:55.840" video="mainVideo" id=subtitle]] +[[!template text="poped up again, but they're not" start="00:07:58.240" video="mainVideo" id=subtitle]] +[[!template text="on top of links but instead of" start="00:08:01.280" video="mainVideo" id=subtitle]] +[[!template text="paragraphs." start="00:08:02.720" video="mainVideo" id=subtitle]] +[[!template text="You select the paragraph of your choice," start="00:08:03.599" video="mainVideo" id=subtitle]] +[[!template text="in this case you want" start="00:08:05.360" video="mainVideo" id=subtitle]] +[[!template text="ls which comes here," start="00:08:06.639" video="mainVideo" id=subtitle]] +[[!template text="and then you just move the" start="00:08:10.240" video="mainVideo" id=subtitle]] +[[!template text="cursor like what you always do" start="00:08:12.720" video="mainVideo" id=subtitle]] +[[!template text="in Emacs, and now you select everything" start="00:08:15.120" video="mainVideo" id=subtitle]] +[[!template text="and use Meta w (M-w) to copy the text." start="00:08:18.800" video="mainVideo" id=subtitle]] +[[!template text="Now, we (run) Meta Shift colon (M-:) to evaluate" start="00:08:26.479" video="mainVideo" id=subtitle]] +[[!template text="what we just copied," start="00:08:29.199" video="mainVideo" id=subtitle]] +[[!template text="and set that to true, and" start="00:08:30.960" video="mainVideo" id=subtitle]] +[[!template text="press r or F5 to refresh the page," start="00:08:35.120" video="mainVideo" id=subtitle]] +[[!template text="voilà we have the dark mode enabled." start="00:08:38.320" video="mainVideo" id=subtitle]] +[[!template text="So, there are…, well, let's toggle" start="00:08:42.159" video="mainVideo" id=subtitle]] +[[!template text="it back off for now." start="00:08:44.880" video="mainVideo" id=subtitle]] +[[!template text="Now, we (run) Meta Shift colon (M-:) again," start="00:08:46.160" video="mainVideo" id=subtitle]] +[[!template text="and we find the one we just used, and" start="00:08:49.360" video="mainVideo" id=subtitle]] +[[!template text="change it back to false," start="00:08:51.600" video="mainVideo" id=subtitle]] +[[!template text="and refresh the page, back in the light" start="00:08:53.519" video="mainVideo" id=subtitle]] +[[!template text="mode." start="00:08:56.880" video="mainVideo" id=subtitle]] +[[!template text="So, there are many other customization" start="00:08:59.360" video="mainVideo" id=subtitle]] +[[!template text="options available, you can either" start="00:09:02.160" video="mainVideo" id=subtitle]] +[[!template text="evaluate like what we just did or add it" start="00:09:03.680" video="mainVideo" id=subtitle]] +[[!template text="to your Emacs configuration file." start="00:09:05.920" video="mainVideo" id=subtitle]] +[[!template text="So, in this wiki…," start="00:09:08.000" video="mainVideo" id=subtitle]] +[[!template text="you can make the EAF browser to" start="00:09:11.680" video="mainVideo" id=subtitle]] +[[!template text="continue where you left off" start="00:09:14.399" video="mainVideo" id=subtitle]] +[[!template text="similar to the Chromium setting." start="00:09:16.320" video="mainVideo" id=subtitle]] +[[!template text="You can make EAF the default browser" start="00:09:20.160" video="mainVideo" id=subtitle]] +[[!template text="(in) Emacs by" start="00:09:22.800" video="mainVideo" id=subtitle]] +[[!template text="aliasing browse-web to" start="00:09:23.839" video="mainVideo" id=subtitle]] +[[!template text="eaf-open-browser," start="00:09:26.720" video="mainVideo" id=subtitle]] +[[!template text="or set the browse-url-browser-function to" start="00:09:27.680" video="mainVideo" id=subtitle]] +[[!template text="eaf-open-browser, there's just some tricks." start="00:09:31.200" video="mainVideo" id=subtitle]] +[[!template text="And there (is) also" start="00:09:33.519" video="mainVideo" id=subtitle]] +[[!template text="an experimental adblocker currently" start="00:09:34.480" video="mainVideo" id=subtitle]] +[[!template text="in place, therefore it can" start="00:09:37.920" video="mainVideo" id=subtitle]] +[[!template text="block some elements but not all, so" start="00:09:41.680" video="mainVideo" id=subtitle]] +[[!template text="we really encourage people to help us" start="00:09:44.720" video="mainVideo" id=subtitle]] +[[!template text="test out and" start="00:09:47.279" video="mainVideo" id=subtitle]] +[[!template text="add more conditions in." start="00:09:48.240" video="mainVideo" id=subtitle]] +[[!template text="So, you can…, the EAF Browser is able to" start="00:09:51.440" video="mainVideo" id=subtitle]] +[[!template text="download" start="00:09:54.560" video="mainVideo" id=subtitle]] +[[!template text="any files from the internet, and it will" start="00:09:55.760" video="mainVideo" id=subtitle]] +[[!template text="be downloaded using Aria2." start="00:09:57.680" video="mainVideo" id=subtitle]] +[[!template text="You can also customize" start="00:10:04.000" video="mainVideo" id=subtitle]] +[[!template text="the eaf-browser-download-path" start="00:10:05.339" video="mainVideo" id=subtitle]] +[[!template text="using eaf-setq, it's a function that we" start="00:10:07.200" video="mainVideo" id=subtitle]] +[[!template text="defined similar to setq," start="00:10:11.120" video="mainVideo" id=subtitle]] +[[!template text="the normal setq we know." start="00:10:13.623" video="mainVideo" id=subtitle]] +[[!template text="So, by default the download file is" start="00:10:15.040" video="mainVideo" id=subtitle]] +[[!template text="stored in your home directory slash" start="00:10:16.480" video="mainVideo" id=subtitle]] +[[!template text="downloads," start="00:10:18.160" video="mainVideo" id=subtitle]] +[[!template text="and you can change that whenever you" start="00:10:19.600" video="mainVideo" id=subtitle]] +[[!template text="want. You can also disable" start="00:10:20.800" video="mainVideo" id=subtitle]] +[[!template text="saving browsing history, so, remember" start="00:10:22.720" video="mainVideo" id=subtitle]] +[[!template text="when I press…," start="00:10:26.079" video="mainVideo" id=subtitle]] +[[!template text="when I use M-x eaf-open-browser's" start="00:10:27.089" video="mainVideo" id=subtitle]] +[[!template text="history, I see all the" start="00:10:28.959" video="mainVideo" id=subtitle]] +[[!template text="histories here, but if you want more" start="00:10:30.480" video="mainVideo" id=subtitle]] +[[!template text="privacy, you don't want that to be" start="00:10:32.079" video="mainVideo" id=subtitle]] +[[!template text="available at all. You can turn it off" start="00:10:33.680" video="mainVideo" id=subtitle]] +[[!template text="easily with eaf-setq," start="00:10:35.360" video="mainVideo" id=subtitle]] +[[!template text="and set that remember-history to false." start="00:10:37.356" video="mainVideo" id=subtitle]] +[[!template text="You can also set your default search" start="00:10:40.640" video="mainVideo" id=subtitle]] +[[!template text="engine." start="00:10:42.399" video="mainVideo" id=subtitle]] +[[!template text="Right now we have Google, although" start="00:10:43.839" video="mainVideo" id=subtitle]] +[[!template text="not really good but… Google and also" start="00:10:47.200" video="mainVideo" id=subtitle]] +[[!template text="DuckDuckGo which is a better search engine," start="00:10:50.480" video="mainVideo" id=subtitle]] +[[!template text="well, yeah, ethically better search" start="00:10:53.600" video="mainVideo" id=subtitle]] +[[!template text="engine." start="00:10:57.360" video="mainVideo" id=subtitle]] +[[!template text="So, you can also configure" start="00:10:59.360" video="mainVideo" id=subtitle]] +[[!template text="the zoom. The default zoom of your" start="00:11:02.560" video="mainVideo" id=subtitle]] +[[!template text="browser is 1.0, you can convert" start="00:11:05.040" video="mainVideo" id=subtitle]] +[[!template text="default-zoom to 1.25, so when" start="00:11:07.600" video="mainVideo" id=subtitle]] +[[!template text="you open any web page, it will be" start="00:11:10.000" video="mainVideo" id=subtitle]] +[[!template text="zoomed by default. You can" start="00:11:11.920" video="mainVideo" id=subtitle]] +[[!template text="also disable JavaScript, although I" start="00:11:17.360" video="mainVideo" id=subtitle]] +[[!template text="personally don't really suggest you to" start="00:11:20.399" video="mainVideo" id=subtitle]] +[[!template text="do, because it will" start="00:11:22.240" video="mainVideo" id=subtitle]] +[[!template text="basically break a lot of our features," start="00:11:23.440" video="mainVideo" id=subtitle]] +[[!template text="because a lot of the browser" start="00:11:26.240" video="mainVideo" id=subtitle]] +[[!template text="related features" start="00:11:28.480" video="mainVideo" id=subtitle]] +[[!template text="must be implemented using JavaScript," start="00:11:29.519" video="mainVideo" id=subtitle]] +[[!template text="but yeah, you can do it if you really" start="00:11:33.760" video="mainVideo" id=subtitle]] +[[!template text="want to. And there's also some" start="00:11:35.440" video="mainVideo" id=subtitle]] +[[!template text="customization on EAF Camera" start="00:11:37.920" video="mainVideo" id=subtitle]] +[[!template text="you can do as well." start="00:11:41.519" video="mainVideo" id=subtitle]] +[[!template new="1" text="Let's move on to EAF PDF Viewer." start="00:11:47.760" video="mainVideo" id=subtitle]] +[[!template text="Now, let's open" start="00:11:52.399" video="mainVideo" id=subtitle]] +[[!template text="the PDF file using EAF." start="00:11:56.079" video="mainVideo" id=subtitle]] +[[!template text="So, that's one something already here, but" start="00:11:59.440" video="mainVideo" id=subtitle]] +[[!template text="let's open it here." start="00:12:01.519" video="mainVideo" id=subtitle]] +[[!template text="So, eaf-open, and" start="00:12:02.720" video="mainVideo" id=subtitle]] +[[!template text="select "Introduction to Programming in" start="00:12:06.079" video="mainVideo" id=subtitle]] +[[!template text="Emacs Lisp"." start="00:12:08.160" video="mainVideo" id=subtitle]] +[[!template text="I have it already open, but it's okay." start="00:12:11.440" video="mainVideo" id=subtitle]] +[[!template text="So, you have the file," start="00:12:13.760" video="mainVideo" id=subtitle]] +[[!template text="you have other files displayed…" start="00:12:17.040" video="mainVideo" id=subtitle]] +[[!template text="you have all the pages display, sorry." start="00:12:20.160" video="mainVideo" id=subtitle]] +[[!template text="There are 273 pages in total, but notice" start="00:12:23.200" video="mainVideo" id=subtitle]] +[[!template text="how fast it is to browse" start="00:12:27.040" video="mainVideo" id=subtitle]] +[[!template text="all the pages, it is blazingly fast," start="00:12:29.279" video="mainVideo" id=subtitle]] +[[!template text="that's all thanks to Python and" start="00:12:31.440" video="mainVideo" id=subtitle]] +[[!template text="MuPDF which you don't really get from" start="00:12:33.519" video="mainVideo" id=subtitle]] +[[!template text="Emacs Lisp." start="00:12:37.040" video="mainVideo" id=subtitle]] +[[!template text="So, let's say if I want to jump to page" start="00:12:40.880" video="mainVideo" id=subtitle]] +[[!template text="50." start="00:12:43.600" video="mainVideo" id=subtitle]] +[[!template text="We press p and Enter 50." start="00:12:44.079" video="mainVideo" id=subtitle]] +[[!template text="And here we are, we are at page 50." start="00:12:48.639" video="mainVideo" id=subtitle]] +[[!template text="You can look at the lower right to" start="00:12:53.279" video="mainVideo" id=subtitle]] +[[!template text="verify the page you're on." start="00:12:55.440" video="mainVideo" id=subtitle]] +[[!template text="You can use i to toggle dark mode" start="00:12:58.880" video="mainVideo" id=subtitle]] +[[!template text="as expected. Let's say you want to" start="00:13:05.120" video="mainVideo" id=subtitle]] +[[!template text="find" start="00:13:07.839" video="mainVideo" id=subtitle]] +[[!template text="table of contents, so use Control s —" start="00:13:08.240" video="mainVideo" id=subtitle]] +[[!template text="the Emacs default binding for I-search," start="00:13:11.519" video="mainVideo" id=subtitle]] +[[!template text="and search for a "table of contents"," start="00:13:15.680" video="mainVideo" id=subtitle]] +[[!template text="here we are, it is highlighted for you," start="00:13:19.360" video="mainVideo" id=subtitle]] +[[!template text="and you can Control s for more but" start="00:13:21.680" video="mainVideo" id=subtitle]] +[[!template text="there's only one match," start="00:13:23.120" video="mainVideo" id=subtitle]] +[[!template text="you (press) Control g (C-g) to" start="00:13:26.006" video="mainVideo" id=subtitle]] +[[!template text="disable the highlight," start="00:13:27.200" video="mainVideo" id=subtitle]] +[[!template text="and you see a lot of options for you to" start="00:13:28.800" video="mainVideo" id=subtitle]] +[[!template text="go." start="00:13:30.880" video="mainVideo" id=subtitle]] +[[!template text="Okay. Let's say, if you want to go to the" start="00:13:32.320" video="mainVideo" id=subtitle]] +[[!template text="preface." start="00:13:35.040" video="mainVideo" id=subtitle]] +[[!template text="That is, you press f which is" start="00:13:36.240" video="mainVideo" id=subtitle]] +[[!template text="also similar to" start="00:13:39.519" video="mainVideo" id=subtitle]] +[[!template text="EAF browser, you press f for Vimium," start="00:13:40.639" video="mainVideo" id=subtitle]] +[[!template text="and you see the marker, now change to wn," start="00:13:44.240" video="mainVideo" id=subtitle]] +[[!template text="press wn, and then you can go to the" start="00:13:47.760" video="mainVideo" id=subtitle]] +[[!template text="preface." start="00:13:50.160" video="mainVideo" id=subtitle]] +[[!template text="Now, we are at the preface." start="00:13:51.279" video="mainVideo" id=subtitle]] +[[!template text="So, now you finish reading, you want to" start="00:13:54.320" video="mainVideo" id=subtitle]] +[[!template text="save your progress?" start="00:13:56.480" video="mainVideo" id=subtitle]] +[[!template text="No worries, it is already saved for you" start="00:13:57.600" video="mainVideo" id=subtitle]] +[[!template text="by EAF. You can safely" start="00:13:59.440" video="mainVideo" id=subtitle]] +[[!template text="close the document using x," start="00:14:01.199" video="mainVideo" id=subtitle]] +[[!template text="and opening again, eaf-open," start="00:14:04.240" video="mainVideo" id=subtitle]] +[[!template text="and the file…, see you are at" start="00:14:07.519" video="mainVideo" id=subtitle]] +[[!template text="preface again. You're right at where" start="00:14:10.560" video="mainVideo" id=subtitle]] +[[!template text="you left of." start="00:14:14.000" video="mainVideo" id=subtitle]] +[[!template new="1" text="You can also use M-x org-store-link, or" start="00:14:16.560" video="mainVideo" id=subtitle]] +[[!template text="Control c l (C-c l) —" start="00:14:19.440" video="mainVideo" id=subtitle]] +[[!template text="which I prefer, if you want to save a" start="00:14:20.480" video="mainVideo" id=subtitle]] +[[!template text="particular page in" start="00:14:23.279" video="mainVideo" id=subtitle]] +[[!template text="a Org mode file. Now," start="00:14:24.480" video="mainVideo" id=subtitle]] +[[!template text="I go back to my presentation doc, I don't" start="00:14:28.240" video="mainVideo" id=subtitle]] +[[!template text="need this anymore." start="00:14:30.320" video="mainVideo" id=subtitle]] +[[!template text="So, you just (press) Control c Control l (C-c C-l)," start="00:14:31.760" video="mainVideo" id=subtitle]] +[[!template text="or I think M-x org-insert-link." start="00:14:35.600" video="mainVideo" id=subtitle]] +[[!template text="You can find the file right here, and" start="00:14:39.120" video="mainVideo" id=subtitle]] +[[!template text="you press Enter (RET)," start="00:14:41.040" video="mainVideo" id=subtitle]] +[[!template text="and you press Enter (RET) for the description" start="00:14:42.399" video="mainVideo" id=subtitle]] +[[!template text="again, and now it's right here," start="00:14:44.320" video="mainVideo" id=subtitle]] +[[!template text="and Control c Control o (C-c C-o) to open it. Voilà!" start="00:14:46.480" video="mainVideo" id=subtitle]] +[[!template text="You're back." start="00:14:50.720" video="mainVideo" id=subtitle]] +[[!template new="1" text="Let's now demonstrate the EAF Video" start="00:14:54.000" video="mainVideo" id=subtitle]] +[[!template text="Player." start="00:14:57.120" video="mainVideo" id=subtitle]] +[[!template text="So, M-x eaf-open, you use eaf-open whenever" start="00:14:58.880" video="mainVideo" id=subtitle]] +[[!template text="you want to" start="00:15:02.639" video="mainVideo" id=subtitle]] +[[!template text="open some file. You use eaf-open-browser" start="00:15:03.279" video="mainVideo" id=subtitle]] +[[!template text="if you want to use some" start="00:15:06.079" video="mainVideo" id=subtitle]] +[[!template text="actual application that's not really" start="00:15:07.279" video="mainVideo" id=subtitle]] +[[!template text="related to a file." start="00:15:09.920" video="mainVideo" id=subtitle]] +[[!template text="So, eaf-open, and select the video" start="00:15:11.199" video="mainVideo" id=subtitle]] +[[!template text="you want, so," start="00:15:14.800" video="mainVideo" id=subtitle]] +[[!template text="video-demo, I already have a video" start="00:15:15.600" video="mainVideo" id=subtitle]] +[[!template text="demo" start="00:15:18.320" video="mainVideo" id=subtitle]] +[[!template text="ready, because I recorded a video of" start="00:15:19.040" video="mainVideo" id=subtitle]] +[[!template text="the demo" start="00:15:21.839" video="mainVideo" id=subtitle]] +[[!template text="of the EAF Camera, have a look." start="00:15:22.720" video="mainVideo" id=subtitle]] +[[!template text="Let's move to the beginning, "Hello people" start="00:15:26.000" video="mainVideo" id=subtitle]] +[[!template text="from the future!" start="00:15:28.079" video="mainVideo" id=subtitle]] +[[!template text="This is a demo of the EAF Video Player" start="00:15:29.279" video="mainVideo" id=subtitle]] +[[!template text="that demos the EAF Camera feature," start="00:15:32.399" video="mainVideo" id=subtitle]] +[[!template text="so, as you can see on the screen of me" start="00:15:35.199" video="mainVideo" id=subtitle]] +[[!template text="inside my camera," start="00:15:37.440" video="mainVideo" id=subtitle]] +[[!template text="and the screen is actually with all" start="00:15:38.639" video="mainVideo" id=subtitle]] +[[!template text="within Emacs." start="00:15:40.959" video="mainVideo" id=subtitle]] +[[!template text="(Right, the video itself is as well, haha.)" start="00:15:42.880" video="mainVideo" id=subtitle]] +[[!template text="You can open this" start="00:15:45.273" video="mainVideo" id=subtitle]] +[[!template text="using eaf-open-camera" start="00:15:46.079" video="mainVideo" id=subtitle]] +[[!template text="which I'm already into, and you can" start="00:15:49.839" video="mainVideo" id=subtitle]] +[[!template text="press" start="00:15:53.040" video="mainVideo" id=subtitle]] +[[!template text="p to capture a photo," start="00:15:53.600" video="mainVideo" id=subtitle]] +[[!template text="so, the photo is by default stored at" start="00:15:56.720" video="mainVideo" id=subtitle]] +[[!template text="your $HOME/Downloads directory," start="00:15:59.680" video="mainVideo" id=subtitle]] +[[!template text="and you can modify it" start="00:16:02.773" video="mainVideo" id=subtitle]] +[[!template text="freely. If you go here, and you can see" start="00:16:04.320" video="mainVideo" id=subtitle]] +[[!template text="the camera stored" start="00:16:07.839" video="mainVideo" id=subtitle]] +[[!template text="right here."" start="00:16:09.519" video="mainVideo" id=subtitle]] +[[!template text="So, you press Space (SPC) to pause, what I used" start="00:16:13.759" video="mainVideo" id=subtitle]] +[[!template text="here is" start="00:16:16.240" video="mainVideo" id=subtitle]] +[[!template text="the eaf-open-this-from-dired." start="00:16:17.120" video="mainVideo" id=subtitle]] +[[!template text="Basically, in dired" start="00:16:20.320" video="mainVideo" id=subtitle]] +[[!template text="you select" start="00:16:22.959" video="mainVideo" id=subtitle]] +[[!template text="the file that should be opened by" start="00:16:23.839" video="mainVideo" id=subtitle]] +[[!template text="EAF, and I used that. It detects that" start="00:16:26.959" video="mainVideo" id=subtitle]] +[[!template text="it wants to use the EAF Image Viewer, so" start="00:16:30.320" video="mainVideo" id=subtitle]] +[[!template text="I accidentally tested EAF Image Viewer" start="00:16:32.720" video="mainVideo" id=subtitle]] +[[!template text="before I noticed. That gives the" start="00:16:35.839" video="mainVideo" id=subtitle]] +[[!template text="image of the photo I just took" start="00:16:40.240" video="mainVideo" id=subtitle]] +[[!template text="using EAF Camera. As you can see, you" start="00:16:43.680" video="mainVideo" id=subtitle]] +[[!template text="can" start="00:16:47.040" video="mainVideo" id=subtitle]] +[[!template text="use hl — the Vim binding to navigate" start="00:16:47.360" video="mainVideo" id=subtitle]] +[[!template text="in the timestamp in the video," start="00:16:50.720" video="mainVideo" id=subtitle]] +[[!template text="and I can use" start="00:16:53.256" video="mainVideo" id=subtitle]] +[[!template text="jk to change the volumes of the video." start="00:16:55.920" video="mainVideo" id=subtitle]] +[[!template new="1" text="Alright. Now, you've seen all the basic" start="00:17:02.320" video="mainVideo" id=subtitle]] +[[!template text="usages" start="00:17:05.520" video="mainVideo" id=subtitle]] +[[!template text="of the EAF project, it comes the question" start="00:17:06.160" video="mainVideo" id=subtitle]] +[[!template text="of what is the magic behind it." start="00:17:08.720" video="mainVideo" id=subtitle]] +[[!template text="All right. Let's open the hacking page in" start="00:17:11.600" video="mainVideo" id=subtitle]] +[[!template text="the wiki," start="00:17:14.559" video="mainVideo" id=subtitle]] +[[!template text="the design is laid out in a diagram here." start="00:17:15.919" video="mainVideo" id=subtitle]] +[[!template text="Let's put it" start="00:17:20.400" video="mainVideo" id=subtitle]] +[[!template text="side by side along with my text, so" start="00:17:25.120" video="mainVideo" id=subtitle]] +[[!template text="we can follow through." start="00:17:27.839" video="mainVideo" id=subtitle]] +[[!template text="Right, okay. Let me…," start="00:17:32.320" video="mainVideo" id=subtitle]] +[[!template text="sorry, let me drink some water." start="00:17:36.080" video="mainVideo" id=subtitle]] +[[!template text="This page in the wiki went into a lot" start="00:17:42.320" video="mainVideo" id=subtitle]] +[[!template text="of detail," start="00:17:46.000" video="mainVideo" id=subtitle]] +[[!template text="due to the time constraint I will just" start="00:17:48.160" video="mainVideo" id=subtitle]] +[[!template text="rephrase some of the ideas here, so for" start="00:17:49.520" video="mainVideo" id=subtitle]] +[[!template text="anyone interested, please have a look at" start="00:17:51.679" video="mainVideo" id=subtitle]] +[[!template text="the wiki yourself." start="00:17:53.520" video="mainVideo" id=subtitle]] +[[!template text="The easiest way to think about EAF is" start="00:17:55.600" video="mainVideo" id=subtitle]] +[[!template text="that" start="00:17:58.160" video="mainVideo" id=subtitle]] +[[!template text="the actual GUI application is started in" start="00:17:58.720" video="mainVideo" id=subtitle]] +[[!template text="the background," start="00:18:01.679" video="mainVideo" id=subtitle]] +[[!template text="then the frame of the application is" start="00:18:02.960" video="mainVideo" id=subtitle]] +[[!template text="attached to the appropriate location on" start="00:18:04.960" video="mainVideo" id=subtitle]] +[[!template text="the" start="00:18:07.120" video="mainVideo" id=subtitle]] +[[!template text="Emacs window. So," start="00:18:07.679" video="mainVideo" id=subtitle]] +[[!template text="EAF linked Qt5 with Emacs using" start="00:18:10.720" video="mainVideo" id=subtitle]] +[[!template text="Elisp and Python." start="00:18:13.440" video="mainVideo" id=subtitle]] +[[!template text="On the Python side which is colored" start="00:18:14.960" video="mainVideo" id=subtitle]] +[[!template text="yellow in the image," start="00:18:17.120" video="mainVideo" id=subtitle]] +[[!template text="we have QGraphicsView and" start="00:18:18.640" video="mainVideo" id=subtitle]] +[[!template text="QGraphicsScene objects." start="00:18:20.439" video="mainVideo" id=subtitle]] +[[!template text="These are used to simulate the Emacs" start="00:18:22.960" video="mainVideo" id=subtitle]] +[[!template text="window buffer design" start="00:18:25.039" video="mainVideo" id=subtitle]] +[[!template text="where QGraphicsScene is similar to" start="00:18:26.640" video="mainVideo" id=subtitle]] +[[!template text="buffers in Emacs," start="00:18:28.640" video="mainVideo" id=subtitle]] +[[!template text="it controls the state and the content" start="00:18:29.840" video="mainVideo" id=subtitle]] +[[!template text="details of the application" start="00:18:31.840" video="mainVideo" id=subtitle]] +[[!template text="where QGraphicsView is similar to Emacs" start="00:18:34.240" video="mainVideo" id=subtitle]] +[[!template text="window. It populates the buffer" start="00:18:41.200" video="mainVideo" id=subtitle]] +[[!template text="(QGraphicsScene) to the foreground at" start="00:18:43.200" video="mainVideo" id=subtitle]] +[[!template text="the appropriate" start="00:18:45.919" video="mainVideo" id=subtitle]] +[[!template text="position." start="00:18:46.960" video="mainVideo" id=subtitle]] +[[!template text="Whenever an EAF mode buffer" start="00:18:48.573" video="mainVideo" id=subtitle]] +[[!template text="brings to a background…." start="00:18:50.320" video="mainVideo" id=subtitle]] +[[!template text="Whenever an EAF mode buffer brings to the" start="00:18:57.679" video="mainVideo" id=subtitle]] +[[!template text="foreground, sorry," start="00:18:59.679" video="mainVideo" id=subtitle]] +[[!template text="a QGraphicsView instance is" start="00:19:00.880" video="mainVideo" id=subtitle]] +[[!template text="created, and whenever the buffer goes to" start="00:19:02.559" video="mainVideo" id=subtitle]] +[[!template text="the background" start="00:19:05.120" video="mainVideo" id=subtitle]] +[[!template text="the QGraphicsView instance is then" start="00:19:06.080" video="mainVideo" id=subtitle]] +[[!template text="deleted," start="00:19:08.000" video="mainVideo" id=subtitle]] +[[!template text="while QGraphicsScene — the actual" start="00:19:09.120" video="mainVideo" id=subtitle]] +[[!template text="process — remains running in the" start="00:19:10.960" video="mainVideo" id=subtitle]] +[[!template text="background until the EAF mode buffer is" start="00:19:12.480" video="mainVideo" id=subtitle]] +[[!template text="killed." start="00:19:14.480" video="mainVideo" id=subtitle]] +[[!template text="GPU compositing is used to ensure that" start="00:19:16.000" video="mainVideo" id=subtitle]] +[[!template text="QGraphicsView and" start="00:19:18.320" video="mainVideo" id=subtitle]] +[[!template text="QGraphicsScene is synchronized real time." start="00:19:19.440" video="mainVideo" id=subtitle]] +[[!template text="Using QWindow::setParent function" start="00:19:21.840" video="mainVideo" id=subtitle]] +[[!template text="the QGraphicsView is attached to the" start="00:19:24.000" video="mainVideo" id=subtitle]] +[[!template text="appropriate location on the Emacs frame," start="00:19:25.679" video="mainVideo" id=subtitle]] +[[!template text="so that although GUI applications are" start="00:19:27.840" video="mainVideo" id=subtitle]] +[[!template text="not running within Emacs," start="00:19:30.640" video="mainVideo" id=subtitle]] +[[!template text="they look as if they were." start="00:19:32.400" video="mainVideo" id=subtitle]] +[[!template text="When user types on the keyboard it is" start="00:19:36.160" video="mainVideo" id=subtitle]] +[[!template text="first received by the Emacs" start="00:19:39.039" video="mainVideo" id=subtitle]] +[[!template text="EAF mode buffer, and then Elisp sends" start="00:19:41.039" video="mainVideo" id=subtitle]] +[[!template text="the event to QGraphicsScene using" start="00:19:43.520" video="mainVideo" id=subtitle]] +[[!template text="D-Bus." start="00:19:45.360" video="mainVideo" id=subtitle]] +[[!template text="When user clicks on the GUI application" start="00:19:46.240" video="mainVideo" id=subtitle]] +[[!template text="it is received by the QGraphicsView" start="00:19:48.720" video="mainVideo" id=subtitle]] +[[!template text="and processed in Python. Elisp can" start="00:19:50.799" video="mainVideo" id=subtitle]] +[[!template text="communicate with Python through D-Bus," start="00:19:53.280" video="mainVideo" id=subtitle]] +[[!template text="in other words you can" start="00:19:55.200" video="mainVideo" id=subtitle]] +[[!template text="customize and extend Emacs not just" start="00:19:59.200" video="mainVideo" id=subtitle]] +[[!template text="using" start="00:20:01.360" video="mainVideo" id=subtitle]] +[[!template text="Elisp, and now you can use Python, this way" start="00:20:01.760" video="mainVideo" id=subtitle]] +[[!template text="one can leverage" start="00:20:04.480" video="mainVideo" id=subtitle]] +[[!template text="all the Python properties like" start="00:20:05.360" video="mainVideo" id=subtitle]] +[[!template text="multi-threading or some other stuff," start="00:20:07.039" video="mainVideo" id=subtitle]] +[[!template text="the entire Python ecosystem can be" start="00:20:09.600" video="mainVideo" id=subtitle]] +[[!template text="utilized as well," start="00:20:11.679" video="mainVideo" id=subtitle]] +[[!template text="such as the Qt web engine that is the" start="00:20:13.520" video="mainVideo" id=subtitle]] +[[!template text="basis for" start="00:20:16.159" video="mainVideo" id=subtitle]] +[[!template text="our EAF Browser, and PyMuPDF is the" start="00:20:16.960" video="mainVideo" id=subtitle]] +[[!template text="basis for the EAF PDF Viewer." start="00:20:20.640" video="mainVideo" id=subtitle]] +[[!template text="This really opens the window to many" start="00:20:23.360" video="mainVideo" id=subtitle]] +[[!template text="many new possibilities to extend Emacs" start="00:20:25.840" video="mainVideo" id=subtitle]] +[[!template text="using EAF." start="00:20:28.240" video="mainVideo" id=subtitle]] +[[!template new="1" text="All right, back here. We are always" start="00:20:32.720" video="mainVideo" id=subtitle]] +[[!template text="looking for people to join the" start="00:20:36.080" video="mainVideo" id=subtitle]] +[[!template text="development, there are many many" start="00:20:37.760" video="mainVideo" id=subtitle]] +[[!template text="more work that needs to be done," start="00:20:39.679" video="mainVideo" id=subtitle]] +[[!template text="such as testing and debug EAF on" start="00:20:42.720" video="mainVideo" id=subtitle]] +[[!template text="more Linux distros and window managers" start="00:20:44.640" video="mainVideo" id=subtitle]] +[[!template text="such as i3" start="00:20:46.640" video="mainVideo" id=subtitle]] +[[!template text="and stuff, you can also add new EAF" start="00:20:47.760" video="mainVideo" id=subtitle]] +[[!template text="applications," start="00:20:51.200" video="mainVideo" id=subtitle]] +[[!template text="or debug and enhance existing EAF" start="00:20:52.080" video="mainVideo" id=subtitle]] +[[!template text="applications," start="00:20:54.240" video="mainVideo" id=subtitle]] +[[!template text="or you can port EAF to native Wayland" start="00:20:55.440" video="mainVideo" id=subtitle]] +[[!template text="which I just discussed with" start="00:20:58.000" video="mainVideo" id=subtitle]] +[[!template text="the emacs-webkit author" start="00:21:00.240" video="mainVideo" id=subtitle]] +[[!template text="Akira Kyle, and he told me that" start="00:21:03.840" video="mainVideo" id=subtitle]] +[[!template text="EAF doesn't really work on" start="00:21:07.919" video="mainVideo" id=subtitle]] +[[!template text="native Wayland, because it uses" start="00:21:11.200" video="mainVideo" id=subtitle]] +[[!template text="XWayland, so it doesn't work on the pgtk" start="00:21:14.320" video="mainVideo" id=subtitle]] +[[!template text="port of Emacs." start="00:21:16.799" video="mainVideo" id=subtitle]] +[[!template text="And we also need people to port EAF to" start="00:21:18.159" video="mainVideo" id=subtitle]] +[[!template text="non-free operating systems" start="00:21:20.559" video="mainVideo" id=subtitle]] +[[!template text="including Windows and macOS," start="00:21:22.080" video="mainVideo" id=subtitle]] +[[!template text="and that's because, like, D-Bus is a Linux" start="00:21:25.600" video="mainVideo" id=subtitle]] +[[!template text="specific feature, so it doesn't really" start="00:21:28.480" video="mainVideo" id=subtitle]] +[[!template text="work on other platform." start="00:21:30.080" video="mainVideo" id=subtitle]] +[[!template text="We need to check, replace it with some" start="00:21:31.360" video="mainVideo" id=subtitle]] +[[!template text="alternative, and" start="00:21:33.039" video="mainVideo" id=subtitle]] +[[!template text="QGraphicsScene somehow doesn't really" start="00:21:34.640" video="mainVideo" id=subtitle]] +[[!template text="work on macOS," start="00:21:36.720" video="mainVideo" id=subtitle]] +[[!template text="and there are many other to-do lists" start="00:21:38.640" video="mainVideo" id=subtitle]] +[[!template text="available, so please have a look" start="00:21:40.320" video="mainVideo" id=subtitle]] +[[!template text="and see if there is anything you want to" start="00:21:42.880" video="mainVideo" id=subtitle]] +[[!template text="work on." start="00:21:45.039" video="mainVideo" id=subtitle]] +[[!template text="All right. So, since this is a" start="00:21:46.640" video="mainVideo" id=subtitle]] +[[!template text="pre-recorded talk I won't be able to do" start="00:21:49.039" video="mainVideo" id=subtitle]] +[[!template text="the Q & A real time in the video." start="00:21:51.120" video="mainVideo" id=subtitle]] +[[!template text="However, I will be around on the" start="00:21:53.520" video="mainVideo" id=subtitle]] +[[!template text="collaborative pad" start="00:21:56.080" video="mainVideo" id=subtitle]] +[[!template text="and the IRC #emacsconf," start="00:21:57.200" video="mainVideo" id=subtitle]] +[[!template text="#emacsconf-questions" start="00:22:00.239" video="mainVideo" id=subtitle]] +[[!template text="to answer any questions when it pops up," start="00:22:01.360" video="mainVideo" id=subtitle]] +[[!template text="and you can also submit an issue" start="00:22:04.139" video="mainVideo" id=subtitle]] +[[!template text="on the repo, and you can check the wiki" start="00:22:05.760" video="mainVideo" id=subtitle]] +[[!template text="for some other guides and tricks." start="00:22:09.120" video="mainVideo" id=subtitle]] +[[!template text="All right. Thank you guys, and hopefully" start="00:22:12.640" video="mainVideo" id=subtitle]] +[[!template text="you find" start="00:22:15.039" video="mainVideo" id=subtitle]] +[[!template text="this EAF project very interesting, and" start="00:22:16.000" video="mainVideo" id=subtitle]] +[[!template text="enjoy the rest of EmacsConf 2020." start="00:22:18.320" video="mainVideo" id=subtitle]] diff --git a/2020/subtitles/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng-autogen.vtt b/2020/subtitles/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng.vtt index d9a406f9..ca4ae9ea 100644 --- a/2020/subtitles/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng-autogen.vtt +++ b/2020/subtitles/emacsconf-2020--34-extend-emacs-to-modern-gui-applications-with-eaf--matthew-zeng.vtt @@ -1,13 +1,13 @@ WEBVTT 00:00:03.600 --> 00:00:04.560 -hello +Hello. 00:00:04.560 --> 00:00:06.720 -hopefully everyone is staying safe and +Hopefully everyone is staying safe and 00:00:06.720 --> 00:00:08.000 -staying home +staying home, 00:00:08.000 --> 00:00:10.000 I feel very grateful to live in a world @@ -19,124 +19,124 @@ today that technology and free software can be leveraged to connect people in 00:00:13.759 --> 00:00:16.080 -such disconnected and difficult times +such disconnected and difficult times, 00:00:16.080 --> 00:00:17.840 and to have an online conference like 00:00:17.840 --> 00:00:19.920 -this hopefully you've all +this. Hopefully you've all 00:00:19.920 --> 00:00:22.960 -enjoyed this year's Emacs con so far +enjoyed this year's EmacsConf so far. 00:00:22.960 --> 00:00:24.720 -many thanks to all the people that made +Many thanks to all the people that made 00:00:24.720 --> 00:00:26.880 -this possible +this possible. 00:00:26.880 --> 00:00:30.000 -anyways welcome to my talk extend Emacs +Anyways, welcome to my talk "Extend Emacs 00:00:30.000 --> 00:00:30.960 -to modern gui +to Modern GUI 00:00:30.960 --> 00:00:34.079 -applications with eaf the imax +Applications with EAF, the Emacs 00:00:34.079 --> 00:00:35.920 -application framework +Application Framework". 00:00:35.920 --> 00:00:38.320 -this will be my first ever talk so +This will be my first ever talk, so 00:00:38.320 --> 00:00:39.840 apologies for my 00:00:39.840 --> 00:00:43.280 -inexperience let us begin +inexperience, let us begin. 00:00:43.280 --> 00:00:46.559 -about me my name is matthew zing you can +About me: my name is Matthew Zeng, you can 00:00:46.559 --> 00:00:47.840 -also call me mt +also call me MT 00:00:47.840 --> 00:00:50.640 -or mindu I'm a chinese canadian living +or Mingde. I'm a Chinese Canadian living 00:00:50.640 --> 00:00:51.440 -in toronto +in Toronto, 00:00:51.440 --> 00:00:54.239 -ontario offline I'm an undergrad +Ontario. Offline: I'm an undergrad 00:00:54.239 --> 00:00:56.079 -studying mathematics at the university +studying mathematics at the University 00:00:56.079 --> 00:00:57.760 -of urudu +of Waterloo. 00:00:57.760 --> 00:01:00.480 -online I mean one of the admins of the +Online: I'm one of the admins of the 00:01:00.480 --> 00:01:03.039 -Emacs china +Emacs China 00:01:03.039 --> 00:01:06.320 -the largest Emacs forum in china so +— the largest Emacs forum in China. So, 00:01:06.320 --> 00:01:08.080 -to all chinese listen to my talk right +to all Chinese listening to my talk right 00:01:08.080 --> 00:01:10.960 -now feel free to check it out +now, feel free to check it out. 00:01:10.960 --> 00:01:14.320 -and this is a link to my github profile +And this is a link to my GitHub profile, -00:01:14.320 --> 00:01:17.280 -to my projects I'm involving one's me +00:01:14.320 --> 00:01:16.206 +(and) to my projects I'm involved in. -00:01:17.280 --> 00:01:18.240 -max which is +00:01:16.206 --> 00:01:18.240 +One's M-EMACS which is 00:01:18.240 --> 00:01:20.159 -I'm the author of a user-friendly +I'm the author of — a user-friendly 00:01:20.159 --> 00:01:21.840 -full-featured image configuration +full-featured Emacs configuration 00:01:21.840 --> 00:01:22.799 -distribution +distribution, 00:01:22.799 --> 00:01:25.040 -it is what I'm using right now as well +it is what I'm using right now, as well 00:01:25.040 --> 00:01:26.880 -as the imax application filter +as the Emacs Application Framework 00:01:26.880 --> 00:01:29.119 which I help to maintain along with the 00:01:29.119 --> 00:01:30.400 -other other +other author 00:01:30.400 --> 00:01:33.040 -lazy cat which of course is today's +lazycat, which of course, is today's 00:01:33.040 --> 00:01:35.759 -topic +topic. 00:01:35.759 --> 00:01:38.720 -so as you might all might have already +So, as you all might have already 00:01:38.720 --> 00:01:40.960 noticed I'm currently using Emacs 00:01:40.960 --> 00:01:43.600 -and oh and opening navigating closing +and opening navigating closing 00:01:43.600 --> 00:01:45.360 all these websites that are rendered @@ -145,19 +145,19 @@ all these websites that are rendered properly 00:01:46.159 --> 00:01:49.200 -or within Emacs it's all thanks to the +all within Emacs, it's all thanks to the 00:01:49.200 --> 00:01:51.840 -ef project +EAF project. 00:01:51.840 --> 00:01:54.000 -so we're living in a society that's +So, we're living in a society that's 00:01:54.000 --> 00:01:55.920 heavily dependent on the internet 00:01:55.920 --> 00:01:59.520 -and multimedia it is unavoidable to run +and multimedia, it is unavoidable to run 00:01:59.520 --> 00:02:01.200 to some occasion that you need to @@ -166,13 +166,13 @@ to some occasion that you need to open a fancy website that uses 00:02:02.880 --> 00:02:04.799 -javascript and css +JavaScript and CSS, 00:02:04.799 --> 00:02:08.239 -or you need to watch some videos however +or you need to watch some videos. However, 00:02:08.239 --> 00:02:11.120 -due to the nature and history of Emacs +due to the nature and history of Emacs, 00:02:11.120 --> 00:02:11.840 it cannot @@ -181,19 +181,19 @@ it cannot render all these modern graphics 00:02:13.840 --> 00:02:16.400 -effectively and efficiently +effectively and efficiently. 00:02:16.400 --> 00:02:19.360 Emacs is solely a text-based editing 00:02:19.360 --> 00:02:20.400 -environment +environment, 00:02:20.400 --> 00:02:23.520 -and I argue that this is not a bad thing +and I argue that this is not a bad thing, 00:02:23.520 --> 00:02:25.680 -in fact it is one of the reasons that me +in fact, it is one of the reasons that me 00:02:25.680 --> 00:02:27.760 and I believe many of you as well @@ -202,28 +202,28 @@ and I believe many of you as well are attracted to Emacs in the first 00:02:29.760 --> 00:02:30.879 -place +place. 00:02:30.879 --> 00:02:33.760 -unfortunately this results in us having +Unfortunately, this results in us having 00:02:33.760 --> 00:02:35.680 to open a dedicated web browser to 00:02:35.680 --> 00:02:37.040 -browse the internet +browse the internet, 00:02:37.040 --> 00:02:38.879 open a dedicated video player to watch 00:02:38.879 --> 00:02:41.440 -some videos or a pdf render to read some +some videos, or a PDF renderer to read some 00:02:41.440 --> 00:02:42.640 -documents +documents. 00:02:42.640 --> 00:02:45.200 -so far ems cannot do all these tasks on +So far Emacs cannot do all these tasks on 00:02:45.200 --> 00:02:46.000 its own @@ -232,40 +232,40 @@ its own but can only be achieved using other 00:02:48.080 --> 00:02:51.519 -external applications +external applications. 00:02:51.519 --> 00:02:55.840 -so the other the author manatee lazy cat +So, the other author manateelazycat, 00:02:55.840 --> 00:02:58.640 -or lazy cat in short didn't want to use +or lazycat in short, didn't want to use 00:02:58.640 --> 00:03:00.560 -all these external applications +all these external applications, 00:03:00.560 --> 00:03:03.120 -he wanted to have an uninterrupted e-max +he wanted to have an uninterrupted Emacs 00:03:03.120 --> 00:03:04.159 -experience +experience, 00:03:04.159 --> 00:03:07.280 -he wanted to truly live in e-max +he wanted to truly live in Emacs. 00:03:07.280 --> 00:03:10.080 -however it would be a lot of work to +However, it would be a lot of work to 00:03:10.080 --> 00:03:11.040 build this 00:03:11.040 --> 00:03:13.519 -modern application from scratch there's +modern application from scratch, there's 00:03:13.519 --> 00:03:16.239 -simply no time or research to do that +simply no time or research to do that. 00:03:16.239 --> 00:03:18.800 -so lazy car without utilizing existing +So, lazycat thought of utilizing existing 00:03:18.800 --> 00:03:20.400 applications @@ -274,193 +274,193 @@ applications and to try to make it collaborate with 00:03:22.319 --> 00:03:24.959 -Emacs there are many solutions available +Emacs, there are many solutions available, 00:03:24.959 --> 00:03:26.000 one of it 00:03:26.000 --> 00:03:28.560 -is the e-max x windows manager and I'm +is the Emacs X Windows Manager, and I'm 00:03:28.560 --> 00:03:30.159 -sure a lot of you already know that +sure a lot of you already know that — 00:03:30.159 --> 00:03:33.360 -the exwm however it didn't work for him +the EXWM. However, it didn't work for him, 00:03:33.360 --> 00:03:35.200 -because although ux doubling opens the +because although EXWM opens the 00:03:35.200 --> 00:03:37.440 door to use other applications within 00:03:37.440 --> 00:03:38.239 -Emacs +Emacs, 00:03:38.239 --> 00:03:40.879 it as a fine window manager cannot 00:03:40.879 --> 00:03:41.519 -modify +modify, 00:03:41.519 --> 00:03:43.920 -customize or extend other software from +customize, or extend other software from 00:03:43.920 --> 00:03:45.040 -Emacs +Emacs. 00:03:45.040 --> 00:03:46.799 -for example it cannot modify the +For example, it cannot modify the 00:03:46.799 --> 00:03:48.480 behavior when you press a key in 00:03:48.480 --> 00:03:49.599 -chromium or +Chromium or 00:03:49.599 --> 00:03:52.159 -pdf viewer therefore it cannot utilize +PDF viewer, therefore it cannot utilize 00:03:52.159 --> 00:03:54.000 -the rich emax ecosystem that's been +the rich Emacs ecosystem that's been 00:03:54.000 --> 00:03:57.360 -growing for almost 40 years +growing for almost 40 years. 00:03:57.360 --> 00:04:00.720 -on the other hand in the ef browser so +On the other hand, in the EAF browser, so, -00:04:00.720 --> 00:04:03.760 -if you mx ef open +00:04:00.720 --> 00:04:06.206 +if you M-x eaf-open-browser-with-history, -00:04:03.760 --> 00:04:07.200 -browser with history you can see +00:04:06.206 --> 00:04:07.200 +you can see 00:04:07.200 --> 00:04:09.840 -on the lower half of my screen a list of +on the lower half of my screen — a list of 00:04:09.840 --> 00:04:11.920 histories sorted by my personal 00:04:11.920 --> 00:04:14.560 -most visited sites and you can search +most visited sites, and you can search 00:04:14.560 --> 00:04:16.560 for a site that you've been 00:04:16.560 --> 00:04:19.440 -into or search for some keyword and in a +to or search for some keyword in a 00:04:19.440 --> 00:04:21.840 -search engine +search engine. 00:04:21.840 --> 00:04:24.240 -so this is all achieved by utilizing the +So, this is all achieved by utilizing the 00:04:24.240 --> 00:04:25.919 popular completion framework in the 00:04:25.919 --> 00:04:29.280 -Emacs ecosystem +Emacs ecosystem — ivy. 00:04:29.280 --> 00:04:31.120 -so this car decided to develop a +So, lazycat decided to develop a 00:04:31.120 --> 00:04:33.680 -solution of its own in 2018 +solution of his own in 2018, 00:04:33.680 --> 00:04:36.960 -namely the eaf project so I joined the +namely the EAF project, so, I joined the -00:04:36.960 --> 00:04:40.840 -development last year +00:04:36.960 --> 00:04:42.756 +development last year, 2019. -00:04:40.840 --> 00:04:44.000 -2019 ef is +00:04:42.756 --> 00:04:44.000 +EAF is 00:04:44.000 --> 00:04:47.880 a highly customizable and extensible 00:04:47.880 --> 00:04:49.759 -reapplication framework that extends +GUI application framework that extends -00:04:49.759 --> 00:04:52.160 -imax to graphical capabilities using pi +00:04:49.759 --> 00:04:52.056 +Emacs to graphical capabilities using -00:04:52.160 --> 00:04:57.840 -qd5 and it is not a window manager +00:04:52.056 --> 00:04:57.840 +PyQt5, and it is not a window manager. 00:04:57.840 --> 00:05:02.479 -alright so in the readme you can see a +Alright. So, in the README, you can see a 00:05:02.479 --> 00:05:03.440 -list of gifs +list of GIFs 00:05:03.440 --> 00:05:05.600 -showcasing all the available ef +showcasing all the available EAF 00:05:05.600 --> 00:05:06.720 -applications +applications, 00:05:06.720 --> 00:05:09.520 -a browser a markdown premier a video +a browser, a markdown previewer, a video -00:05:09.520 --> 00:05:10.960 -player +00:05:09.520 --> 00:05:12.789 +player, a PDF viewer, and more. -00:05:10.960 --> 00:05:14.240 -a pdf viewer and more today I don't have +00:05:12.789 --> 00:05:14.240 +Today I don't have 00:05:14.240 --> 00:05:16.160 enough time to demonstrate each one of 00:05:16.160 --> 00:05:16.560 -them +them, 00:05:16.560 --> 00:05:18.720 but I will select a couple applications 00:05:18.720 --> 00:05:21.120 -to show you +to show you. 00:05:21.120 --> 00:05:24.240 -so since we are already using ef browser +So, since we are already using EAF browser, 00:05:24.240 --> 00:05:27.840 -we'll start with this besides using the +we'll start with this. Besides using the 00:05:27.840 --> 00:05:29.600 -classic control n control p +classic Control n (C-n), Control p (C-p) 00:05:29.600 --> 00:05:32.000 -you can also use the vim style xjkl to +you can also use the Vim style hjkl to 00:05:32.000 --> 00:05:33.840 -move up or down +move up or down. 00:05:33.840 --> 00:05:36.320 -also meta shift comma or g to the +Also, Meta Shift comma (M-<) or g (moves) to the 00:05:36.320 --> 00:05:37.280 -beginning of page +beginning of page, 00:05:37.280 --> 00:05:39.120 -when that shift period or capital g to +Meta Shift period (M->) or capital g (moves) to 00:05:39.120 --> 00:05:41.199 -the end of page +the end of page. -00:05:41.199 --> 00:05:44.320 -limiting and surfing keys linear and +00:05:41.199 --> 00:05:45.306 +Vimium and Surfingkeys -00:05:44.320 --> 00:05:46.479 -surfing keys are popular keyboard-based +00:05:45.306 --> 00:05:46.479 +are popular keyboard-based 00:05:46.479 --> 00:05:48.400 -browsing techniques in chrome +browsing techniques in Chrome, 00:05:48.400 --> 00:05:50.479 -and they've imported here as well you +and they've imported here as well. You 00:05:50.479 --> 00:05:52.720 can press f to toggle markers pointing @@ -469,682 +469,658 @@ can press f to toggle markers pointing to 00:05:53.039 --> 00:05:55.280 -all the links in the current page say I +all the links in the current page, say, I 00:05:55.280 --> 00:05:56.960 -want to visit the wiki +want to visit the wiki — 00:05:56.960 --> 00:05:59.680 which comes very very handy when you 00:05:59.680 --> 00:06:02.400 -want to configure ef to your liking +want to configure EAF to your liking, 00:06:02.400 --> 00:06:04.720 so you see the marker on top of wiki is 00:06:04.720 --> 00:06:05.440 -dd +dd, 00:06:05.440 --> 00:06:08.479 -press dd and you enter and now +press dd and Enter (RET), and now 00:06:08.479 --> 00:06:10.240 -you will navigate it to this link so you +you are navigated to this link, so you 00:06:10.240 --> 00:06:13.840 -don't need to use your mouse at all +don't need to use your mouse at all. 00:06:13.840 --> 00:06:16.560 -so a full list of key bindings can be +So, a full list of key bindings can be 00:06:16.560 --> 00:06:17.680 -found when you +found when you (press) 00:06:17.680 --> 00:06:20.560 -control hm just as any other max major +Control h m (C-h m), just as any other Emacs major 00:06:20.560 --> 00:06:21.199 -mode +mode, 00:06:21.199 --> 00:06:22.960 -so you don't have to remember everything +so you don't have to remember everything… 00:06:22.960 --> 00:06:25.600 -all the key bindings I said to you +all the key bindings I said to you. 00:06:25.600 --> 00:06:28.560 -so this is a global binding application +So, this is a global binding application 00:06:28.560 --> 00:06:30.960 -to every other ef application as well - -00:06:30.960 --> 00:06:34.319 -so you can find it under the week or or +to every other EAF application as well. -00:06:34.319 --> 00:06:36.720 -you can find it under the wiki in the +00:06:30.960 --> 00:06:36.720 +You can find it under the wiki in the 00:06:36.720 --> 00:06:37.600 -key binding +keybindings 00:06:37.600 --> 00:06:40.639 -section so press f again and use +section, so press f again and use 00:06:40.639 --> 00:06:44.240 -ns press enter now you're in the key +ns, press Enter (RET), now you're in the 00:06:44.240 --> 00:06:45.600 -binding web page +keybindings web page. 00:06:45.600 --> 00:06:47.520 -you can see all of the key buttons +You can see all of the keybindings 00:06:47.520 --> 00:06:49.280 available in every 00:06:49.280 --> 00:06:53.919 -es application and you can try them out +EAF application, and you can try them out, 00:06:53.919 --> 00:06:56.479 and you can customize your key bindings -00:06:56.479 --> 00:06:57.360 -using ef +00:06:56.479 --> 00:06:57.956 +using eaf-bind-key, -00:06:57.360 --> 00:07:00.240 -bank key you can customize control n as +00:06:57.956 --> 00:07:00.240 +you can customize Control n (C-n) as 00:07:00.240 --> 00:07:02.960 -in the web page to +in the web page 00:07:02.960 --> 00:07:05.759 -to scroll up in the ef pdf viewer or you +to scroll up in the EAF PDF viewer, or you 00:07:05.759 --> 00:07:06.639 can unbind -00:07:06.639 --> 00:07:09.599 -an existing binding using using yet bank +00:07:06.639 --> 00:07:08.806 +an existing binding using -00:07:09.599 --> 00:07:10.000 -key +00:07:08.806 --> 00:07:10.000 +eaf-bind-key, 00:07:10.000 --> 00:07:14.840 -binder to new so it doesn't bind to +bind it to nil, so it doesn't bind to 00:07:14.840 --> 00:07:16.160 -anything +anything. 00:07:16.160 --> 00:07:20.319 -okay so here comes the important part +Okay, so, here comes the important part, 00:07:20.319 --> 00:07:22.479 -if you want to customize ef you should +if you want to customize EAF, you should 00:07:22.479 --> 00:07:25.440 -visit the customization page in the wiki +visit the customization page in the wiki. 00:07:25.440 --> 00:07:28.840 -so now I press meta b to go back in +Now, I press Meta b to go back in 00:07:28.840 --> 00:07:30.240 -history and +history, and 00:07:30.240 --> 00:07:32.960 -go to the customization package press f +go to the customization page, press f, 00:07:32.960 --> 00:07:34.080 -press a d +press ad, 00:07:34.080 --> 00:07:36.639 -enter and now we're in the customization +Enter, and now we're in the customization 00:07:36.639 --> 00:07:37.360 -page +page. 00:07:37.360 --> 00:07:39.280 -so the first customization option you +So, the first customization option you 00:07:39.280 --> 00:07:42.639 -see is dark mode +see is dark mode, 00:07:42.639 --> 00:07:44.479 -let's say if you want to turn on the doc +let's say, if you want to turn on the dark 00:07:44.479 --> 00:07:46.720 -mode for ef browser +mode for EAF browser, 00:07:46.720 --> 00:07:48.479 and you don't want to use your mouse to 00:07:48.479 --> 00:07:49.919 -do all this stuff +do all this stuff. 00:07:49.919 --> 00:07:53.360 -you press c and you can select +You press c, and you can select 00:07:53.360 --> 00:07:55.840 -c to toggle the correct browsing you can +c to toggle the caret browsing, you can 00:07:55.840 --> 00:07:58.240 -see a lot of markers available +see a lot of markers available, 00:07:58.240 --> 00:08:01.280 -pop um again but they're not they're not +poped up again, but they're not 00:08:01.280 --> 00:08:02.720 on top of links but instead of 00:08:02.720 --> 00:08:03.599 -paragraphs +paragraphs. 00:08:03.599 --> 00:08:05.360 -you select the paragraph or your choice +You select the paragraph of your choice, 00:08:05.360 --> 00:08:06.639 in this case you want 00:08:06.639 --> 00:08:10.240 -ls which comes here +ls which comes here, 00:08:10.240 --> 00:08:12.720 -and then you just you just move the +and then you just move the 00:08:12.720 --> 00:08:15.120 cursor like what you always do 00:08:15.120 --> 00:08:18.800 -in Emacs and now you select everything - -00:08:18.800 --> 00:08:23.280 -and use meta w to +in Emacs, and now you select everything -00:08:23.280 --> 00:08:25.680 -excuse me metadata to copy the taste the - -00:08:25.680 --> 00:08:26.479 -text +00:08:18.800 --> 00:08:26.479 +and use Meta w (M-w) to copy the text. 00:08:26.479 --> 00:08:29.199 -now we made a shift column to evaluate +Now, we (run) Meta Shift colon (M-:) to evaluate 00:08:29.199 --> 00:08:30.960 -what we just copied +what we just copied, 00:08:30.960 --> 00:08:35.120 -and set that to true and +and set that to true, and 00:08:35.120 --> 00:08:38.320 -press r or f5 to refresh the page +press r or F5 to refresh the page, 00:08:38.320 --> 00:08:42.159 -voila we have the dark mode enabled +voilà we have the dark mode enabled. 00:08:42.159 --> 00:08:44.880 -so there are well let's take a toggle +So, there are…, well, let's toggle 00:08:44.880 --> 00:08:46.160 -back off for now +it back off for now. 00:08:46.160 --> 00:08:49.360 -now we made our shift column again +Now, we (run) Meta Shift colon (M-:) again, 00:08:49.360 --> 00:08:51.600 -and we find the the one we just used and +and we find the one we just used, and 00:08:51.600 --> 00:08:53.519 -change it back to false +change it back to false, 00:08:53.519 --> 00:08:56.880 -and refresh the page back in the light +and refresh the page, back in the light 00:08:56.880 --> 00:08:59.360 -mode +mode. 00:08:59.360 --> 00:09:02.160 -so there are many other customization +So, there are many other customization 00:09:02.160 --> 00:09:03.680 -options available you can either +options available, you can either 00:09:03.680 --> 00:09:05.920 evaluate like what we just did or add it 00:09:05.920 --> 00:09:08.000 -to your Emacs configuration file +to your Emacs configuration file. 00:09:08.000 --> 00:09:11.680 -so in this wiki you can have you can +So, in this wiki…, 00:09:11.680 --> 00:09:14.399 -you can make the ef browser to to +you can make the EAF browser to 00:09:14.399 --> 00:09:16.320 continue where you left off 00:09:16.320 --> 00:09:20.160 -similar to the chromium setting +similar to the Chromium setting. 00:09:20.160 --> 00:09:22.800 -and you can make yes the default browser +You can make EAF the default browser 00:09:22.800 --> 00:09:23.839 -Emacs by +(in) Emacs by 00:09:23.839 --> 00:09:26.720 -aliasing aliasing browse web to your +aliasing browse-web to 00:09:26.720 --> 00:09:27.680 -open browser - -00:09:27.680 --> 00:09:30.399 -or or set the browse url browser +eaf-open-browser, -00:09:30.399 --> 00:09:31.200 -function to +00:09:27.680 --> 00:09:31.200 +or set the browse-url-browser-function to 00:09:31.200 --> 00:09:33.519 -open browser there's just some tricks +eaf-open-browser, there's just some tricks. 00:09:33.519 --> 00:09:34.480 -and there are also +And there (is) also 00:09:34.480 --> 00:09:37.920 -uh an experimental app blocker currently +an experimental adblocker currently 00:09:37.920 --> 00:09:41.680 -take in place and so therefore it can +in place, therefore it can 00:09:41.680 --> 00:09:44.720 -block some elements but not all so +block some elements but not all, so 00:09:44.720 --> 00:09:47.279 -we we really encourage people to help us +we really encourage people to help us 00:09:47.279 --> 00:09:48.240 test out and 00:09:48.240 --> 00:09:51.440 -add more conditions in +add more conditions in. 00:09:51.440 --> 00:09:54.560 -so you can so the ef browser is able to +So, you can…, the EAF Browser is able to 00:09:54.560 --> 00:09:55.760 download 00:09:55.760 --> 00:09:57.680 -any files from the internet and it will - -00:09:57.680 --> 00:09:59.920 -be downloaded using +any files from the internet, and it will -00:09:59.920 --> 00:10:04.000 -a area too and +00:09:57.680 --> 00:10:04.000 +be downloaded using Aria2. -00:10:04.000 --> 00:10:06.079 -you can also customize the ef browser +00:10:04.000 --> 00:10:05.339 +You can also customize -00:10:06.079 --> 00:10:07.200 -download path +00:10:05.339 --> 00:10:07.200 +the eaf-browser-download-path 00:10:07.200 --> 00:10:11.120 -using ef set so it's a function that we +using eaf-setq, it's a function that we -00:10:11.120 --> 00:10:14.399 -defined similar to set the normal set we +00:10:11.120 --> 00:10:13.623 +defined similar to setq, -00:10:14.399 --> 00:10:15.040 -know +00:10:13.623 --> 00:10:15.040 +the normal setq we know. 00:10:15.040 --> 00:10:16.480 -so by default the download file is +So, by default the download file is 00:10:16.480 --> 00:10:18.160 stored in your home directory slash 00:10:18.160 --> 00:10:19.600 -downloads +downloads, 00:10:19.600 --> 00:10:20.800 and you can change that whenever you 00:10:20.800 --> 00:10:22.720 -want you can also disable +want. You can also disable 00:10:22.720 --> 00:10:26.079 -saving browsing history so remember +saving browsing history, so, remember -00:10:26.079 --> 00:10:28.959 -when I press when I use mx you have open +00:10:26.079 --> 00:10:27.089 +when I press…, + +00:10:27.089 --> 00:10:28.959 +when I use M-x eaf-open-browser's 00:10:28.959 --> 00:10:30.480 -browser's history I see all the +history, I see all the 00:10:30.480 --> 00:10:32.079 -histories here but if you want more +histories here, but if you want more 00:10:32.079 --> 00:10:33.680 -privacy you don't want that to be +privacy, you don't want that to be 00:10:33.680 --> 00:10:35.360 -available at all you can turn it off - -00:10:35.360 --> 00:10:36.560 -easily with ef +available at all. You can turn it off -00:10:36.560 --> 00:10:38.720 -set queue and set that remember history +00:10:35.360 --> 00:10:37.356 +easily with eaf-setq, -00:10:38.720 --> 00:10:40.640 -to false +00:10:37.356 --> 00:10:40.640 +and set that remember-history to false. 00:10:40.640 --> 00:10:42.399 -you can also say your default search +You can also set your default search 00:10:42.399 --> 00:10:43.839 -engine so +engine. 00:10:43.839 --> 00:10:47.200 -so right now we have google although +Right now we have Google, although 00:10:47.200 --> 00:10:50.480 -not not really good but google and also +not really good but… Google and also 00:10:50.480 --> 00:10:53.600 -go which is a better search engine +DuckDuckGo which is a better search engine, 00:10:53.600 --> 00:10:57.360 -well uh yeah ethically better search +well, yeah, ethically better search 00:10:57.360 --> 00:10:59.360 -engine +engine. 00:10:59.360 --> 00:11:02.560 -so you can also configure +So, you can also configure 00:11:02.560 --> 00:11:05.040 -the zoom so the default zoom of your +the zoom. The default zoom of your 00:11:05.040 --> 00:11:07.600 -browser is 1.0 so you can convert +browser is 1.0, you can convert 00:11:07.600 --> 00:11:10.000 -convert 3000 to 1.25 so you can so when +default-zoom to 1.25, so when 00:11:10.000 --> 00:11:11.920 -you open any web page about it will be - -00:11:11.920 --> 00:11:14.079 -zoomed +you open any web page, it will be -00:11:14.079 --> 00:11:17.360 -by default uh you can +00:11:11.920 --> 00:11:17.360 +zoomed by default. You can 00:11:17.360 --> 00:11:20.399 -also disable javascript although I +also disable JavaScript, although I 00:11:20.399 --> 00:11:22.240 personally don't really suggest you to 00:11:22.240 --> 00:11:23.440 -do because it will +do, because it will 00:11:23.440 --> 00:11:26.240 -basically break a lot of our features +basically break a lot of our features, 00:11:26.240 --> 00:11:28.480 -because a lot of the browser browser +because a lot of the browser 00:11:28.480 --> 00:11:29.519 related features 00:11:29.519 --> 00:11:33.760 -must be implemented using javascript +must be implemented using JavaScript, 00:11:33.760 --> 00:11:35.440 -but yeah you can do it if you really +but yeah, you can do it if you really 00:11:35.440 --> 00:11:37.920 -want to and there also some +want to. And there's also some 00:11:37.920 --> 00:11:41.519 -customization on ef camera +customization on EAF Camera 00:11:41.519 --> 00:11:47.760 -you can do as well yeah +you can do as well. 00:11:47.760 --> 00:11:52.399 -so uh let's move on to efpd viewer +Let's move on to EAF PDF Viewer. 00:11:52.399 --> 00:11:56.079 -so now now let's open +Now, let's open 00:11:56.079 --> 00:11:59.440 -the pdf file using af +the PDF file using EAF. 00:11:59.440 --> 00:12:01.519 -so that's one something already here but +So, that's one something already here, but 00:12:01.519 --> 00:12:02.720 -let's open it here +let's open it here. 00:12:02.720 --> 00:12:06.079 -so yes open and +So, eaf-open, and 00:12:06.079 --> 00:12:08.160 -select introduction to programming in +select "Introduction to Programming in 00:12:08.160 --> 00:12:11.440 -e-max list +Emacs Lisp". 00:12:11.440 --> 00:12:13.760 -uh I have it already open but it's okay +I have it already open, but it's okay. 00:12:13.760 --> 00:12:17.040 -so you have the file +So, you have the file, 00:12:17.040 --> 00:12:20.160 -you have other files displayed +you have other files displayed… 00:12:20.160 --> 00:12:22.800 -you have all the pages display story yes - -00:12:22.800 --> 00:12:23.200 -and +you have all the pages display, sorry. 00:12:23.200 --> 00:12:27.040 -there are 273 pages in total but notice +There are 273 pages in total, but notice 00:12:27.040 --> 00:12:29.279 -like how fast it is to browse +how fast it is to browse 00:12:29.279 --> 00:12:31.440 -all the pages it is blazingly fast +all the pages, it is blazingly fast, 00:12:31.440 --> 00:12:33.519 -that's all thanks to python and +that's all thanks to Python and 00:12:33.519 --> 00:12:37.040 -mupdf which you don't really get from +MuPDF which you don't really get from 00:12:37.040 --> 00:12:40.880 -Emacs list +Emacs Lisp. 00:12:40.880 --> 00:12:43.600 -so let's say if I want to jump to page +So, let's say if I want to jump to page 00:12:43.600 --> 00:12:44.079 -50 +50. 00:12:44.079 --> 00:12:48.639 -we press p and enter 50. +We press p and Enter 50. 00:12:48.639 --> 00:12:53.279 -50 and here we are we are at page 50. +And here we are, we are at page 50. 00:12:53.279 --> 00:12:55.440 -you can look at the lower right to +You can look at the lower right to 00:12:55.440 --> 00:12:58.880 -verify the page you're on - -00:12:58.880 --> 00:13:02.079 -and you can you can +verify the page you're on. -00:13:02.079 --> 00:13:05.120 -use I to toggle dark mode +00:12:58.880 --> 00:13:05.120 +You can use i to toggle dark mode 00:13:05.120 --> 00:13:07.839 -as expected and let's say you want to +as expected. Let's say you want to 00:13:07.839 --> 00:13:08.240 find 00:13:08.240 --> 00:13:11.519 -table of contents so use ctrl s +table of contents, so use Control s — 00:13:11.519 --> 00:13:15.680 -the image default binding for I search +the Emacs default binding for I-search, 00:13:15.680 --> 00:13:19.360 -and search for a table of contents +and search for a "table of contents", 00:13:19.360 --> 00:13:21.680 -here we are it is highlighted for you +here we are, it is highlighted for you, 00:13:21.680 --> 00:13:23.120 -and you can control s for more but +and you can Control s for more but -00:13:23.120 --> 00:13:24.240 -there's only one or +00:13:23.120 --> 00:13:26.006 +there's only one match, -00:13:24.240 --> 00:13:27.200 -one match one other one you ctrl g to +00:13:26.006 --> 00:13:27.200 +you (press) Control g (C-g) to 00:13:27.200 --> 00:13:28.800 -disable the highlight +disable the highlight, 00:13:28.800 --> 00:13:30.880 and you see a lot of options for you to 00:13:30.880 --> 00:13:32.320 -go +go. 00:13:32.320 --> 00:13:35.040 -okay let's say if you want to go to the +Okay. Let's say, if you want to go to the 00:13:35.040 --> 00:13:36.240 -preface +preface. 00:13:36.240 --> 00:13:39.519 -so that is you press f which which is +That is, you press f which is 00:13:39.519 --> 00:13:40.639 also similar to 00:13:40.639 --> 00:13:44.240 -eef browser you press f for vimeo +EAF browser, you press f for Vimium, 00:13:44.240 --> 00:13:47.760 -and you see the marker now change to w +and you see the marker, now change to wn, 00:13:47.760 --> 00:13:50.160 -press wn and then you can go to the +press wn, and then you can go to the 00:13:50.160 --> 00:13:51.279 -prefix +preface. 00:13:51.279 --> 00:13:54.320 -now we'll add a prefix +Now, we are at the preface. 00:13:54.320 --> 00:13:56.480 -so now you finish reading you want to +So, now you finish reading, you want to 00:13:56.480 --> 00:13:57.600 -save your progress +save your progress? 00:13:57.600 --> 00:13:59.440 -no worries it is already saved for you +No worries, it is already saved for you 00:13:59.440 --> 00:14:01.199 -by ef you can safely +by EAF. You can safely 00:14:01.199 --> 00:14:04.240 -close the document using x +close the document using x, 00:14:04.240 --> 00:14:07.519 -and opening again af +and opening again, eaf-open, 00:14:07.519 --> 00:14:10.560 -open and the file see your I +and the file…, see you are at 00:14:10.560 --> 00:14:14.000 -preface again so you're right at where +preface again. You're right at where 00:14:14.000 --> 00:14:16.560 -you let up left up +you left of. 00:14:16.560 --> 00:14:19.440 -you can also use mx org store link or +You can also use M-x org-store-link, or 00:14:19.440 --> 00:14:20.480 -ctrl cl +Control c l (C-c l) — 00:14:20.480 --> 00:14:23.279 -which I prefer to if you want to save a +which I prefer, if you want to save a 00:14:23.279 --> 00:14:24.480 particular page in 00:14:24.480 --> 00:14:28.240 -a orgmo file so now +a Org mode file. Now, 00:14:28.240 --> 00:14:30.320 -I go back to my presentation now I don't +I go back to my presentation doc, I don't 00:14:30.320 --> 00:14:31.760 -need this anymore +need this anymore. 00:14:31.760 --> 00:14:35.600 -uh so you just control c control l +So, you just (press) Control c Control l (C-c C-l), 00:14:35.600 --> 00:14:39.120 -or I think mx or insert link +or I think M-x org-insert-link. 00:14:39.120 --> 00:14:41.040 -so you can find the file right here and +You can find the file right here, and 00:14:41.040 --> 00:14:42.399 -you press enter +you press Enter (RET), 00:14:42.399 --> 00:14:44.320 -and you press enter for the description +and you press Enter (RET) for the description 00:14:44.320 --> 00:14:46.480 -again and now it's right here +again, and now it's right here, 00:14:46.480 --> 00:14:50.720 -and ctrl c ctrl o to open it voila +and Control c Control o (C-c C-o) to open it. Voilà! 00:14:50.720 --> 00:14:54.000 -you're back right so +You're back. 00:14:54.000 --> 00:14:57.120 -let's now demonstrate the ef video +Let's now demonstrate the EAF Video 00:14:57.120 --> 00:14:58.880 -player +Player. 00:14:58.880 --> 00:15:02.639 -so mxef open if you use ef open whenever +So, M-x eaf-open, you use eaf-open whenever 00:15:02.639 --> 00:15:03.279 you want to 00:15:03.279 --> 00:15:06.079 -open some file you use yet open browser +open some file. You use eaf-open-browser 00:15:06.079 --> 00:15:07.279 if you want to use some @@ -1153,100 +1129,100 @@ if you want to use some actual application that's not really 00:15:09.920 --> 00:15:11.199 -related to a file +related to a file. 00:15:11.199 --> 00:15:14.800 -so you have open and select the video +So, eaf-open, and select the video 00:15:14.800 --> 00:15:15.600 -you want so +you want, so, 00:15:15.600 --> 00:15:18.320 -video demo so I already have a video +video-demo, I already have a video 00:15:18.320 --> 00:15:19.040 demo 00:15:19.040 --> 00:15:21.839 -ready so because I recorded a video of +ready, because I recorded a video of 00:15:21.839 --> 00:15:22.720 the demo 00:15:22.720 --> 00:15:26.000 -of the ef camera have a look so +of the EAF Camera, have a look. 00:15:26.000 --> 00:15:28.079 -let's move to the beginning hello people +Let's move to the beginning, "Hello people 00:15:28.079 --> 00:15:29.279 -from the future +from the future! 00:15:29.279 --> 00:15:32.399 -this is a demo of the ef video player +This is a demo of the EAF Video Player 00:15:32.399 --> 00:15:35.199 -that demos the ef camera feature +that demos the EAF Camera feature, 00:15:35.199 --> 00:15:37.440 -so as you can see on the screen of me +so, as you can see on the screen of me 00:15:37.440 --> 00:15:38.639 -inside my camera +inside my camera, 00:15:38.639 --> 00:15:40.959 and the screen is actually with all 00:15:40.959 --> 00:15:42.880 -within Emacs +within Emacs. + +00:15:42.880 --> 00:15:45.273 +(Right, the video itself is as well, haha.) -00:15:42.880 --> 00:15:46.079 -right so and you can open this +00:15:45.273 --> 00:15:46.079 +You can open this 00:15:46.079 --> 00:15:49.839 -using here open camera +using eaf-open-camera 00:15:49.839 --> 00:15:53.040 -and which I'm already into and you can +which I'm already into, and you can 00:15:53.040 --> 00:15:53.600 press 00:15:53.600 --> 00:15:56.720 -p to capture a photo +p to capture a photo, 00:15:56.720 --> 00:15:59.680 -so the photo is by default stored at +so, the photo is by default stored at -00:15:59.680 --> 00:16:00.880 -your home slash +00:15:59.680 --> 00:16:02.773 +your $HOME/Downloads directory, -00:16:00.880 --> 00:16:03.920 -downloads directory and you can modify - -00:16:03.920 --> 00:16:04.320 -it +00:16:02.773 --> 00:16:04.320 +and you can modify it 00:16:04.320 --> 00:16:07.839 -freely so if you go here and you can see +freely. If you go here, and you can see 00:16:07.839 --> 00:16:09.519 the camera stored 00:16:09.519 --> 00:16:13.759 -right here so why what I used here +right here." 00:16:13.759 --> 00:16:16.240 -so you press space to pause what I used +So, you press Space (SPC) to pause, what I used 00:16:16.240 --> 00:16:17.120 here is 00:16:17.120 --> 00:16:20.320 -the year so ef open this entire so +the eaf-open-this-from-dired. 00:16:20.320 --> 00:16:22.959 -basically so in direct you you go to you +Basically, in dired 00:16:22.959 --> 00:16:23.839 you select @@ -1255,109 +1231,103 @@ you select the file that should be opened by 00:16:26.959 --> 00:16:30.320 -eaf and I use that so it it detects that +EAF, and I used that. It detects that 00:16:30.320 --> 00:16:32.720 -it wants to use the ef image viewer so +it wants to use the EAF Image Viewer, so 00:16:32.720 --> 00:16:35.839 -I accidentally tested if image viewer - -00:16:35.839 --> 00:16:39.759 -before I noticed so that that that gives +I accidentally tested EAF Image Viewer -00:16:39.759 --> 00:16:40.240 -the +00:16:35.839 --> 00:16:40.240 +before I noticed. That gives the 00:16:40.240 --> 00:16:43.680 image of the photo I just took 00:16:43.680 --> 00:16:47.040 -using ef camera and as you can see you +using EAF Camera. As you can see, you 00:16:47.040 --> 00:16:47.360 can 00:16:47.360 --> 00:16:50.720 -I can use hl the bim button to navigate +use hl — the Vim binding to navigate -00:16:50.720 --> 00:16:51.600 -in the time +00:16:50.720 --> 00:16:53.256 +in the timestamp in the video, -00:16:51.600 --> 00:16:55.920 -timestamp in the video and I can use +00:16:53.256 --> 00:16:55.920 +and I can use 00:16:55.920 --> 00:17:02.320 -jk to to change the volumes of the video +jk to change the volumes of the video. 00:17:02.320 --> 00:17:05.520 -alright so now you've seen all the basic +Alright. Now, you've seen all the basic 00:17:05.520 --> 00:17:06.160 usages 00:17:06.160 --> 00:17:08.720 -of the ef project it comes the question +of the EAF project, it comes the question 00:17:08.720 --> 00:17:11.600 -of what is the magic behind it +of what is the magic behind it. 00:17:11.600 --> 00:17:14.559 -all right let's open the hacking page in +All right. Let's open the hacking page in 00:17:14.559 --> 00:17:15.919 -the wiki +the wiki, 00:17:15.919 --> 00:17:20.400 -the design is laid out in a diagram here +the design is laid out in a diagram here. 00:17:20.400 --> 00:17:25.120 -so and let's put it +Let's put it 00:17:25.120 --> 00:17:27.839 -side by side along with my text so you +side by side along with my text, so -00:17:27.839 --> 00:17:28.160 -can - -00:17:28.160 --> 00:17:32.320 -go we can follow through +00:17:27.839 --> 00:17:32.320 +we can follow through. 00:17:32.320 --> 00:17:36.080 -right okay let me +Right, okay. Let me…, 00:17:36.080 --> 00:17:42.320 -sorry let me drink some water +sorry, let me drink some water. 00:17:42.320 --> 00:17:46.000 -so this page in the wiki went into a lot +This page in the wiki went into a lot 00:17:46.000 --> 00:17:48.160 -of detail +of detail, 00:17:48.160 --> 00:17:49.520 due to the time constraint I will just 00:17:49.520 --> 00:17:51.679 -rephrase some of the ideas here so for +rephrase some of the ideas here, so for 00:17:51.679 --> 00:17:53.520 -anyone interested please have a look at +anyone interested, please have a look at 00:17:53.520 --> 00:17:55.600 -the wiki yourself +the wiki yourself. 00:17:55.600 --> 00:17:58.160 -the easiest way to think about eaf is +The easiest way to think about EAF is 00:17:58.160 --> 00:17:58.720 that 00:17:58.720 --> 00:18:01.679 -the actual gui application is started in +the actual GUI application is started in 00:18:01.679 --> 00:18:02.960 -the background +the background, 00:18:02.960 --> 00:18:04.960 then the frame of the application is @@ -1369,37 +1339,37 @@ attached to the appropriate location on the 00:18:07.679 --> 00:18:10.720 -Emacs window so +Emacs window. So, 00:18:10.720 --> 00:18:13.440 -you have linked qt5 with Emacs using +EAF linked Qt5 with Emacs using 00:18:13.440 --> 00:18:14.960 -list and python +Elisp and Python. 00:18:14.960 --> 00:18:17.120 -of the python site which is colored +On the Python side which is colored 00:18:17.120 --> 00:18:18.640 -yellow in the image +yellow in the image, -00:18:18.640 --> 00:18:20.559 -you have two graphics view and queue +00:18:18.640 --> 00:18:20.439 +we have QGraphicsView and -00:18:20.559 --> 00:18:22.960 -graphics scene objects +00:18:20.439 --> 00:18:22.960 +QGraphicsScene objects. 00:18:22.960 --> 00:18:25.039 -these are used to simulate the e-max +These are used to simulate the Emacs 00:18:25.039 --> 00:18:26.640 window buffer design 00:18:26.640 --> 00:18:28.640 -where q graphics scene is similar to +where QGraphicsScene is similar to 00:18:28.640 --> 00:18:29.840 -buffers in Emacs +buffers in Emacs, 00:18:29.840 --> 00:18:31.840 it controls the state and the content @@ -1407,119 +1377,116 @@ it controls the state and the content 00:18:31.840 --> 00:18:34.240 details of the application -00:18:34.240 --> 00:18:39.039 -well q graphics view is similar to - -00:18:39.039 --> 00:18:41.200 -geographic view is similar to imax +00:18:34.240 --> 00:18:41.200 +where QGraphicsView is similar to Emacs 00:18:41.200 --> 00:18:43.200 -window it populates the buffer +window. It populates the buffer 00:18:43.200 --> 00:18:45.919 -to graphics scene to the full program at +(QGraphicsScene) to the foreground at 00:18:45.919 --> 00:18:46.960 the appropriate -00:18:46.960 --> 00:18:50.320 -position whenever an ef mode buffer +00:18:46.960 --> 00:18:48.573 +position. + +00:18:48.573 --> 00:18:50.320 +Whenever an EAF mode buffer 00:18:50.320 --> 00:18:57.679 -brings to a background +brings to a background…. 00:18:57.679 --> 00:18:59.679 -whenever an ef mode buffer brings to the +Whenever an EAF mode buffer brings to the 00:18:59.679 --> 00:19:00.880 -foreground sorry +foreground, sorry, 00:19:00.880 --> 00:19:02.559 -a queue graphics view instance is +a QGraphicsView instance is 00:19:02.559 --> 00:19:05.120 -created and whenever the buffer goes to +created, and whenever the buffer goes to 00:19:05.120 --> 00:19:06.080 the background 00:19:06.080 --> 00:19:08.000 -the q graphics view instance is then +the QGraphicsView instance is then 00:19:08.000 --> 00:19:09.120 -deleted +deleted, 00:19:09.120 --> 00:19:10.960 -while q graphics scene the actual +while QGraphicsScene — the actual 00:19:10.960 --> 00:19:12.480 -process remains running in the +process — remains running in the 00:19:12.480 --> 00:19:14.480 -background until the ef mode buffer is +background until the EAF mode buffer is 00:19:14.480 --> 00:19:16.000 -killed +killed. 00:19:16.000 --> 00:19:18.320 -gpa compositing is used to ensure that q +GPU compositing is used to ensure that 00:19:18.320 --> 00:19:19.440 -graphics view and +QGraphicsView and 00:19:19.440 --> 00:19:21.840 -graphics sync is synchronized real time +QGraphicsScene is synchronized real time. 00:19:21.840 --> 00:19:24.000 -using q windows set parent function +Using QWindow::setParent function 00:19:24.000 --> 00:19:25.679 -the queue graphics view is attached to +the QGraphicsView is attached to the 00:19:25.679 --> 00:19:27.840 -appropriate location on the e-max frame +appropriate location on the Emacs frame, 00:19:27.840 --> 00:19:30.640 -so that although great applications are +so that although GUI applications are 00:19:30.640 --> 00:19:32.400 -not running within e-max +not running within Emacs, 00:19:32.400 --> 00:19:36.160 -they look as if they were +they look as if they were. 00:19:36.160 --> 00:19:39.039 -so when user types on the keyboard it is +When user types on the keyboard it is 00:19:39.039 --> 00:19:41.039 -first received by the Emacs ef +first received by the Emacs 00:19:41.039 --> 00:19:43.520 -ef mode buffer and then it lifts sends +EAF mode buffer, and then Elisp sends 00:19:43.520 --> 00:19:45.360 -the event to google graphics sync using +the event to QGraphicsScene using 00:19:45.360 --> 00:19:46.240 -dbus +D-Bus. 00:19:46.240 --> 00:19:48.720 -when user clicks on the gui application - -00:19:48.720 --> 00:19:50.400 -it is received by the queue graphics +When user clicks on the GUI application -00:19:50.400 --> 00:19:50.799 -view +00:19:48.720 --> 00:19:50.799 +it is received by the QGraphicsView 00:19:50.799 --> 00:19:53.280 -and process in python ellipse can +and processed in Python. Elisp can 00:19:53.280 --> 00:19:55.200 -communicate with python through dbus +communicate with Python through D-Bus, 00:19:55.200 --> 00:19:59.200 -in other words in other words you can +in other words you can 00:19:59.200 --> 00:20:01.360 customize and extend Emacs not just @@ -1528,187 +1495,184 @@ customize and extend Emacs not just using 00:20:01.760 --> 00:20:04.480 -lisp and now you can use python this way +Elisp, and now you can use Python, this way 00:20:04.480 --> 00:20:05.360 one can leverage 00:20:05.360 --> 00:20:07.039 -all the python properties like +all the Python properties like 00:20:07.039 --> 00:20:09.600 -multi-threading or some other stuff +multi-threading or some other stuff, 00:20:09.600 --> 00:20:11.679 -the entire python ecosystem can be +the entire Python ecosystem can be 00:20:11.679 --> 00:20:13.520 -utilized as well +utilized as well, 00:20:13.520 --> 00:20:16.159 -such as the qt web engine that is the +such as the Qt web engine that is the 00:20:16.159 --> 00:20:16.960 basis for 00:20:16.960 --> 00:20:20.640 -our eef browser and pi mu pdf is the +our EAF Browser, and PyMuPDF is the 00:20:20.640 --> 00:20:23.360 -basis for the ef pdf viewer +basis for the EAF PDF Viewer. 00:20:23.360 --> 00:20:25.840 -so this really opens the window to many +This really opens the window to many 00:20:25.840 --> 00:20:28.240 many new possibilities to extend Emacs 00:20:28.240 --> 00:20:32.720 -using eaf +using EAF. 00:20:32.720 --> 00:20:36.080 -all right back here we are always +All right, back here. We are always 00:20:36.080 --> 00:20:37.760 looking for people to join the 00:20:37.760 --> 00:20:39.679 -development there are many many +development, there are many many 00:20:39.679 --> 00:20:42.720 -more work that needs to be done like +more work that needs to be done, 00:20:42.720 --> 00:20:44.640 -such as testing and debug if there are +such as testing and debug EAF on 00:20:44.640 --> 00:20:46.640 -more linux distros and window managers +more Linux distros and window managers 00:20:46.640 --> 00:20:47.760 such as i3 00:20:47.760 --> 00:20:51.200 -and stuff I mean you can also add new ef +and stuff, you can also add new EAF 00:20:51.200 --> 00:20:52.080 -applications +applications, 00:20:52.080 --> 00:20:54.240 -or debug and enhance existing af +or debug and enhance existing EAF 00:20:54.240 --> 00:20:55.440 -applications +applications, 00:20:55.440 --> 00:20:58.000 -or you can port ef to native wayland +or you can port EAF to native Wayland 00:20:58.000 --> 00:21:00.240 -which I just discussed with the +which I just discussed with 00:21:00.240 --> 00:21:03.840 -the ems whip kit author uh a kill +the emacs-webkit author 00:21:03.840 --> 00:21:07.919 -akira tile and she he told me that like - -00:21:07.919 --> 00:21:10.159 -really like it must really yeah it +Akira Kyle, and he told me that -00:21:10.159 --> 00:21:11.200 -doesn't really work +00:21:07.919 --> 00:21:11.200 +EAF doesn't really work on 00:21:11.200 --> 00:21:14.320 -um native villain because it uses +native Wayland, because it uses 00:21:14.320 --> 00:21:16.799 -x valence so it doesn't work on the pgdk +XWayland, so it doesn't work on the pgtk 00:21:16.799 --> 00:21:18.159 -port of Emacs +port of Emacs. 00:21:18.159 --> 00:21:20.559 -so and we also need people to pour ef to +And we also need people to port EAF to 00:21:20.559 --> 00:21:22.080 non-free operating systems 00:21:22.080 --> 00:21:25.600 -including windows and mac os +including Windows and macOS, 00:21:25.600 --> 00:21:28.480 -and that's because like debug is a linux +and that's because, like, D-Bus is a Linux 00:21:28.480 --> 00:21:30.080 -specific feature so it doesn't really +specific feature, so it doesn't really 00:21:30.080 --> 00:21:31.360 -work on other platform +work on other platform. 00:21:31.360 --> 00:21:33.039 -we need to change replace it with some +We need to check, replace it with some 00:21:33.039 --> 00:21:34.640 -alternative and +alternative, and 00:21:34.640 --> 00:21:36.720 -geographic scene somehow doesn't really +QGraphicsScene somehow doesn't really 00:21:36.720 --> 00:21:38.640 -work on mac os +work on macOS, 00:21:38.640 --> 00:21:40.320 and there are many other to-do lists 00:21:40.320 --> 00:21:42.880 -available so please have a look +available, so please have a look 00:21:42.880 --> 00:21:45.039 -if and see it's anything you want to +and see if there is anything you want to 00:21:45.039 --> 00:21:46.640 -work on +work on. 00:21:46.640 --> 00:21:49.039 -all right so since this is a +All right. So, since this is a 00:21:49.039 --> 00:21:51.120 pre-recorded talk I won't be able to do 00:21:51.120 --> 00:21:53.520 -the q a real time in the video +the Q & A real time in the video. 00:21:53.520 --> 00:21:56.080 -however I will be around on the +However, I will be around on the 00:21:56.080 --> 00:21:57.200 -collaborate pad +collaborative pad -00:21:57.200 --> 00:22:00.559 -and the irc imax con you must come +00:21:57.200 --> 00:22:00.239 +and the IRC #emacsconf, -00:22:00.559 --> 00:22:01.360 -questions +00:22:00.239 --> 00:22:01.360 +#emacsconf-questions -00:22:01.360 --> 00:22:04.240 -to answer any questions it pops up and +00:22:01.360 --> 00:22:04.139 +to answer any questions when it pops up, -00:22:04.240 --> 00:22:05.760 -you can also submit an issue +00:22:04.139 --> 00:22:05.760 +and you can also submit an issue 00:22:05.760 --> 00:22:09.120 -on the repo and you can check the wiki +on the repo, and you can check the wiki 00:22:09.120 --> 00:22:12.640 -for some other guides and tricks +for some other guides and tricks. 00:22:12.640 --> 00:22:15.039 -all right thank you guys and hopefully +All right. Thank you guys, and hopefully 00:22:15.039 --> 00:22:16.000 -you find the +you find 00:22:16.000 --> 00:22:18.320 -this year project very interesting and +this EAF project very interesting, and 00:22:18.320 --> 00:22:24.320 -enjoy the rest of Emacs com 2020 +enjoy the rest of EmacsConf 2020. |