# Transcript [[!template new="1" text="""introduction""" start="00:00:00.000" video="mainVideo-casual" id="subtitle"]] [[!template text="""Hello, my name is Charles Choi and welcome to my talk:""" start="00:00:00.000" video="mainVideo-casual" id="subtitle"]] [[!template text=""""Reimagining the Emacs user experience with Casual Suite."""" start="00:00:05.080" video="mainVideo-casual" id="subtitle"]] [[!template text="""Casual Suite is a set of opinionated user interfaces to""" start="00:00:11.360" video="mainVideo-casual" id="subtitle"]] [[!template text="""different modes offered in Emacs. Before I get into""" start="00:00:14.920" video="mainVideo-casual" id="subtitle"]] [[!template text="""describing Casual in detail, let's first talk about the""" start="00:00:18.400" video="mainVideo-casual" id="subtitle"]] [[!template text="""existing Emacs user experience. To make Emacs go, people""" start="00:00:22.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""can either invoke commands by name with""" start="00:00:27.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""execute-extended-command,""" start="00:00:31.080" video="mainVideo-casual" id="subtitle"]] [[!template text="""run a command directly with a pre-assigned""" start="00:00:34.082" video="mainVideo-casual" id="subtitle"]] [[!template text="""key binding, finally, use a mouse menu if it's available.""" start="00:00:36.404" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Recall vs recognition""" start="00:00:43.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""From human-computer interface research, there is a""" start="00:00:43.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""concept of recall versus recognition in user interface""" start="00:00:46.720" video="mainVideo-casual" id="subtitle"]] [[!template text="""design. Let's show their distinction by example. A common""" start="00:00:50.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""recall interface is password entry. Absent any historical""" start="00:00:56.600" video="mainVideo-casual" id="subtitle"]] [[!template text="""affordances, a user must directly remember information to""" start="00:01:00.840" video="mainVideo-casual" id="subtitle"]] [[!template text="""succeed with this interface. In contrast, menus offer""" start="00:01:04.640" video="mainVideo-casual" id="subtitle"]] [[!template text="""immediate visual cues on what commands are available. This""" start="00:01:09.840" video="mainVideo-casual" id="subtitle"]] [[!template text="""allows a user to recognize familiar behavior to support""" start="00:01:13.440" video="mainVideo-casual" id="subtitle"]] [[!template text="""successful selection of it. From user interface research,""" start="00:01:16.840" video="mainVideo-casual" id="subtitle"]] [[!template text="""the key finding is this. Interfaces emphasizing""" start="00:01:21.880" video="mainVideo-casual" id="subtitle"]] [[!template text="""recognition are much easier to use than those relying on""" start="00:01:26.120" video="mainVideo-casual" id="subtitle"]] [[!template text="""recall. In this light, we see that the Emacs user experience""" start="00:01:30.000" video="mainVideo-casual" id="subtitle"]] [[!template text="""leans too much towards recall. Completion in history can""" start="00:01:35.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""help tip the scales towards recognition, but only by a""" start="00:01:41.280" video="mainVideo-casual" id="subtitle"]] [[!template text="""little bit.""" start="00:01:44.480" video="mainVideo-casual" id="subtitle"]] [[!template text="""This reliance on recall is discouraging to users both new""" start="00:01:47.960" video="mainVideo-casual" id="subtitle"]] [[!template text="""and old, and that's a shame because Emacs has so many useful""" start="00:01:52.400" video="mainVideo-casual" id="subtitle"]] [[!template text="""commands. But the kicker is that most of them are""" start="00:01:56.840" video="mainVideo-casual" id="subtitle"]] [[!template text="""infrequently used. You can't recall them all. At least I""" start="00:02:00.760" video="mainVideo-casual" id="subtitle"]] [[!template text="""can't. So, a conundrum. While I've been using Emacs since""" start="00:02:05.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""the early 90s, truthfully, it's been only in this past""" start="00:02:11.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""decade that I've leveled up in using it. Org Mode, Magit,""" start="00:02:15.160" video="mainVideo-casual" id="subtitle"]] [[!template text="""Eglot, Avy, and many other packages have transformed how I""" start="00:02:19.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""use it. I can only deal with so much cognitive load and""" start="00:02:23.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""physically straining key bindings. So, what to do about it?""" start="00:02:28.640" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Emacs with keyboard-driven menus""" start="00:02:34.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""Let's bring back an old ideal.""" start="00:02:34.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""Keyboard-driven menus have been around since TTY video""" start="00:02:36.160" video="mainVideo-casual" id="subtitle"]] [[!template text="""terminals with mainframes. If you're old enough to recall""" start="00:02:42.360" video="mainVideo-casual" id="subtitle"]] [[!template text="""working with such interfaces, these terms will seem""" start="00:02:47.360" video="mainVideo-casual" id="subtitle"]] [[!template text="""familiar. They all worked with the limitations of""" start="00:02:50.080" video="mainVideo-casual" id="subtitle"]] [[!template text="""text-based video displays.""" start="00:02:53.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""With keyboard-driven menus, if a command exists but nobody""" start="00:02:57.640" video="mainVideo-casual" id="subtitle"]] [[!template text="""can find it, it's not really useful. A well-designed menu""" start="00:03:01.600" video="mainVideo-casual" id="subtitle"]] [[!template text="""can make a command discoverable. If the command is""" start="00:03:05.520" video="mainVideo-casual" id="subtitle"]] [[!template text="""infrequently used, making it recognizable helps a lot. And""" start="00:03:09.720" video="mainVideo-casual" id="subtitle"]] [[!template text="""for working primarily with text, having keyboard-only""" start="00:03:15.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""interactions encourages flow. Given the above, the next""" start="00:03:18.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""steps seem natural:""" start="00:03:24.120" video="mainVideo-casual" id="subtitle"]] [[!template text="""augment Emacs with keyboard-driven menus. This is not""" start="00:03:28.480" video="mainVideo-casual" id="subtitle"]] [[!template text="""saying that I want to obsolete name commands, keybindings,""" start="00:03:32.760" video="mainVideo-casual" id="subtitle"]] [[!template text="""and mouse menus. They all can happily coexist. Emacs is""" start="00:03:36.640" video="mainVideo-casual" id="subtitle"]] [[!template text="""large. It can contain multitudes.""" start="00:03:41.080" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Transient""" start="00:03:43.400" video="mainVideo-casual" id="subtitle"]] [[!template text="""Conveniently, Emacs has a built-in library for building""" start="00:03:43.400" video="mainVideo-casual" id="subtitle"]] [[!template text="""such menus. It's called Transient, and it's been around""" start="00:03:49.880" video="mainVideo-casual" id="subtitle"]] [[!template text="""since Emacs 28. Developed primarily by Jonas Bernoulli as a""" start="00:03:53.840" video="mainVideo-casual" id="subtitle"]] [[!template text="""UI toolkit for Magit, Transient has an essential feature""" start="00:03:59.320" video="mainVideo-casual" id="subtitle"]] [[!template text="""for building great keyboard-driven interfaces.""" start="00:04:03.200" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""A Transient menu can be pinned""" start="00:04:08.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""A transient menu can be pinned and their state updated as""" start="00:04:08.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""commands are issued from them. This lets us build""" start="00:04:11.920" video="mainVideo-casual" id="subtitle"]] [[!template text="""interfaces that reflect internal state changes made by""" start="00:04:15.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""commands issued from the user. This is great because many""" start="00:04:18.400" video="mainVideo-casual" id="subtitle"]] [[!template text="""modes have stateful behavior, and guess what? Emacs has a lot""" start="00:04:21.920" video="mainVideo-casual" id="subtitle"]] [[!template text="""of modes.""" start="00:04:26.600" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Modes are apps, really""" start="00:04:29.303" video="mainVideo-casual" id="subtitle"]] [[!template text="""If you think about it, Emacs modes are akin to the""" start="00:04:29.303" video="mainVideo-casual" id="subtitle"]] [[!template text="""ecosystem of apps that we see today, but with far less""" start="00:04:32.000" video="mainVideo-casual" id="subtitle"]] [[!template text="""structure and packaging. A mode, like an app, focuses on""" start="00:04:35.080" video="mainVideo-casual" id="subtitle"]] [[!template text="""delivering specific behavior to the user. There are many""" start="00:04:39.320" video="mainVideo-casual" id="subtitle"]] [[!template text="""built-in modes in Emacs, and these modes are complex with""" start="00:04:42.960" video="mainVideo-casual" id="subtitle"]] [[!template text="""dozens, if not hundreds, of commands. Calc itself has over""" start="00:04:46.000" video="mainVideo-casual" id="subtitle"]] [[!template text="""1,000 of them. It's frustrating to know that these commands""" start="00:04:50.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""are there, but I really can't access them via recall.""" start="00:04:54.880" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Transient all the modes!""" start="00:04:59.527" video="mainVideo-casual" id="subtitle"]] [[!template text="""So I decided to do something about it, and that was to transient""" start="00:04:59.527" video="mainVideo-casual" id="subtitle"]] [[!template text="""all the modes, or at least the most major ones. This past""" start="00:05:05.080" video="mainVideo-casual" id="subtitle"]] [[!template text="""summer, I had the time and resources to start building""" start="00:05:10.000" video="mainVideo-casual" id="subtitle"]] [[!template text="""Transient interfaces for modes that I wanted to more""" start="00:05:12.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""elegantly use. I decided to call this work Casual. Given its""" start="00:05:15.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""definition, it seemed like a good fit for the vibe that I""" start="00:05:22.320" video="mainVideo-casual" id="subtitle"]] [[!template text="""wanted these interfaces to embody.""" start="00:05:25.520" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Casual design principles""" start="00:05:28.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""Design principles that I embraced up front were""" start="00:05:28.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""handcrafted information architecture and layout. This is""" start="00:05:35.000" video="mainVideo-casual" id="subtitle"]] [[!template text="""largely an exercise in mapping a mode's command set to a""" start="00:05:38.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""hierarchical menu structure. I wanted these menus to make""" start="00:05:41.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""sense to most people. Ideally, users would not have to read""" start="00:05:47.120" video="mainVideo-casual" id="subtitle"]] [[!template text="""documentation to get at the command that they wanted. Early""" start="00:05:50.720" video="mainVideo-casual" id="subtitle"]] [[!template text="""on, I quickly learned that it was impossible to maintain the""" start="00:05:55.840" video="mainVideo-casual" id="subtitle"]] [[!template text="""existing default key bindings when mapping them over to a""" start="00:05:59.360" video="mainVideo-casual" id="subtitle"]] [[!template text="""hierarchical menu. Also, some bindings I just flat out""" start="00:06:02.480" video="mainVideo-casual" id="subtitle"]] [[!template text="""disagreed with. I resolved to be friendly, but not""" start="00:06:06.760" video="mainVideo-casual" id="subtitle"]] [[!template text="""beholden to them. In all of the above, I've gone out of my way""" start="00:06:10.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""to make clear that my design decisions are opinionated.""" start="00:06:14.920" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Casual design conventions""" start="00:06:17.960" video="mainVideo-casual" id="subtitle"]] [[!template text="""Using casual.""" start="00:06:17.960" video="mainVideo-casual" id="subtitle"]] [[!template text="""To reinforce habit, a common key binding is used per mode to""" start="00:06:21.720" video="mainVideo-casual" id="subtitle"]] [[!template text="""raise a main menu. This key binding is left to user""" start="00:06:30.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""preference. For me, that binding is C-o.""" start="00:06:33.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""Command bindings are mnemonic when possible.""" start="00:06:36.720" video="mainVideo-casual" id="subtitle"]] [[!template text="""Mode-specific settings are given their own menu. Since""" start="00:06:44.640" video="mainVideo-casual" id="subtitle"]] [[!template text="""transient menus can be pinned, we can support repeat or""" start="00:06:49.560" video="mainVideo-casual" id="subtitle"]] [[!template text="""stateful behavior in a mode.""" start="00:06:53.320" video="mainVideo-casual" id="subtitle"]] [[!template text="""As of this writing, there are 11 modes supported by Casual,""" start="00:06:58.480" video="mainVideo-casual" id="subtitle"]] [[!template text="""with several more on the way.""" start="00:07:02.320" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Casual Dired""" start="00:07:04.366" video="mainVideo-casual" id="subtitle"]] [[!template text="""Let's look at the Casual menu""" start="00:07:04.366" video="mainVideo-casual" id="subtitle"]] [[!template text="""for Dired to highlight the design conventions previously""" start="00:07:05.720" video="mainVideo-casual" id="subtitle"]] [[!template text="""mentioned.""" start="00:07:12.480" video="mainVideo-casual" id="subtitle"]] [[!template text="""In a Dired Emacs window, the user can invoke their preferred""" start="00:07:13.560" video="mainVideo-casual" id="subtitle"]] [[!template text="""key binding to call a top-level Casual main menu. This main""" start="00:07:17.720" video="mainVideo-casual" id="subtitle"]] [[!template text="""menu is displayed at the bottom of the Emacs frame. Zooming""" start="00:07:22.280" video="mainVideo-casual" id="subtitle"]] [[!template text="""into this menu, we see the commands offered in it""" start="00:07:27.920" video="mainVideo-casual" id="subtitle"]] [[!template text="""categorized into different sections. Each command has a""" start="00:07:30.840" video="mainVideo-casual" id="subtitle"]] [[!template text="""key binding, usually a single character shown before its""" start="00:07:34.560" video="mainVideo-casual" id="subtitle"]] [[!template text="""label. The File section holds commands that act upon the""" start="00:07:38.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""currently selected item or marked items. The Directory""" start="00:07:42.600" video="mainVideo-casual" id="subtitle"]] [[!template text="""section holds commands that affect the current directory""" start="00:07:47.560" video="mainVideo-casual" id="subtitle"]] [[!template text="""or its subdirs within it. The Mark section has marking""" start="00:07:50.320" video="mainVideo-casual" id="subtitle"]] [[!template text="""commands that allow for aggregate operations. The""" start="00:07:55.600" video="mainVideo-casual" id="subtitle"]] [[!template text="""Navigation section shows commands that move the point in a""" start="00:08:00.280" video="mainVideo-casual" id="subtitle"]] [[!template text="""direct buffer. The quick section provides access to""" start="00:08:03.400" video="mainVideo-casual" id="subtitle"]] [[!template text="""bookmark and buffer list commands. Search and replace""" start="00:08:09.560" video="mainVideo-casual" id="subtitle"]] [[!template text="""commands are grouped in the search section. New directory""" start="00:08:14.520" video="mainVideo-casual" id="subtitle"]] [[!template text="""and file creation are given their own section. Finally, at""" start="00:08:19.120" video="mainVideo-casual" id="subtitle"]] [[!template text="""the bottom of the menu are commands dedicated to Casual menu""" start="00:08:24.080" video="mainVideo-casual" id="subtitle"]] [[!template text="""navigation.""" start="00:08:27.600" video="mainVideo-casual" id="subtitle"]] [[!template text="""Casual is conformant to Transient conventions where the""" start="00:08:28.440" video="mainVideo-casual" id="subtitle"]] [[!template text="""key binding C-g for dismiss one and C-q to dismiss all""" start="00:08:34.080" video="mainVideo-casual" id="subtitle"]] [[!template text="""menus are honored. Another transient convention is to""" start="00:08:39.480" video="mainVideo-casual" id="subtitle"]] [[!template text="""reserve the key binding q to quit the current mode. For most""" start="00:08:43.640" video="mainVideo-casual" id="subtitle"]] [[!template text="""main menus, casual uses the , key binding to invoke a""" start="00:08:49.520" video="mainVideo-casual" id="subtitle"]] [[!template text="""mode-specific settings menu. Casual also adopts the""" start="00:08:53.960" video="mainVideo-casual" id="subtitle"]] [[!template text="""common UI convention of using ... >""" start="00:08:59.000" video="mainVideo-casual" id="subtitle"]] [[!template text="""symbols to denote required input and submenus""" start="00:09:02.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""respectively.""" start="00:09:05.880" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Casual EditKit""" start="00:09:06.640" video="mainVideo-casual" id="subtitle"]] [[!template text="""Some commands are more global or non-mode specific in""" start="00:09:06.640" video="mainVideo-casual" id="subtitle"]] [[!template text="""nature. A great deal of these commands relate to editing,""" start="00:09:13.920" video="mainVideo-casual" id="subtitle"]] [[!template text="""which I find to be a prime motivation for using Emacs. Let's""" start="00:09:18.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""examine one such menu that supports this.""" start="00:09:23.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""The main menu for Casual EditKit is designed to provide easy""" start="00:09:25.560" video="mainVideo-casual" id="subtitle"]] [[!template text="""access to editing and editing-related commands. Like the""" start="00:09:31.600" video="mainVideo-casual" id="subtitle"]] [[!template text="""previous Dired menu, it organizes commands into different""" start="00:09:36.280" video="mainVideo-casual" id="subtitle"]] [[!template text="""sections.""" start="00:09:39.960" video="mainVideo-casual" id="subtitle"]] [[!template text="""Commands related to file and buffer operations are in the""" start="00:09:40.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""File section. Commands for editing text are in the Edit""" start="00:09:46.000" video="mainVideo-casual" id="subtitle"]] [[!template text="""section. S- or balanced expression commands are given a""" start="00:09:50.520" video="mainVideo-casual" id="subtitle"]] [[!template text="""dedicated section for their own. More often than not, in""" start="00:09:55.600" video="mainVideo-casual" id="subtitle"]] [[!template text="""many modes, I find them to do what I want.""" start="00:09:59.440" video="mainVideo-casual" id="subtitle"]] [[!template text="""The tools section provides access to common tools.""" start="00:10:02.160" video="mainVideo-casual" id="subtitle"]] [[!template text="""Bookmarks I consider to be an essential feature. If you""" start="00:10:08.880" video="mainVideo-casual" id="subtitle"]] [[!template text="""haven't used them, it's never too late to start. Emacs""" start="00:10:13.720" video="mainVideo-casual" id="subtitle"]] [[!template text="""window management commands are given this section.""" start="00:10:18.440" video="mainVideo-casual" id="subtitle"]] [[!template text="""Commands for search and replace, macros, and projects can""" start="00:10:20.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""be accessed from here. Finally, the menu navigation""" start="00:10:25.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""section. Note that register commands can be accessed from""" start="00:10:32.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""here.""" start="00:10:35.720" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""EditKit demo""" start="00:10:36.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""Okay, enough screenshots. Let's look at Casual in action""" start="00:10:36.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""with a demo of the EditKit menus. Let's start our demo of""" start="00:10:42.440" video="mainVideo-casual" id="subtitle"]] [[!template text="""casual-editkit with raising the menu, which is bound to""" start="00:10:48.440" video="mainVideo-casual" id="subtitle"]] [[!template text="""C-o. You'll see the menu pop up here. In""" start="00:10:54.440" video="mainVideo-casual" id="subtitle"]] [[!template text="""particular, we want to look at the edit operation. We'll""" start="00:10:58.920" video="mainVideo-casual" id="subtitle"]] [[!template text="""press e and we'll see a number of menu items that allow you to""" start="00:11:02.520" video="mainVideo-casual" id="subtitle"]] [[!template text="""make editing transformations to the text, be it marking,""" start="00:11:08.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""copying, killing, transposing, transforming, moving, or""" start="00:11:16.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""deleting the text. You'll see also that there is a submenu""" start="00:11:20.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""for rectangle operations. Let's first...""" start="00:11:24.280" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Marking and moving""" start="00:11:31.997" video="mainVideo-casual" id="subtitle"]] [[!template text="""Let's actually dig through and look at what's in the Mark submenu.""" start="00:11:31.997" video="mainVideo-casual" id="subtitle"]] [[!template text="""You'll see that there are increments of text in which you can""" start="00:11:37.407" video="mainVideo-casual" id="subtitle"]] [[!template text="""mark. You can mark a word, a sentence, a paragraph, and""" start="00:11:42.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""balanced expression. If we go back, you'll see a similar""" start="00:11:45.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""pattern for copying as well as killing. Transposing.""" start="00:11:49.560" video="mainVideo-casual" id="subtitle"]] [[!template text="""Let's go and try to move a sentence. We have the point there at""" start="00:11:57.340" video="mainVideo-casual" id="subtitle"]] [[!template text="""hello there. We'll move that sentence around. If we""" start="00:12:02.880" video="mainVideo-casual" id="subtitle"]] [[!template text="""press s, we can move it backward or forward. In this case,""" start="00:12:07.120" video="mainVideo-casual" id="subtitle"]] [[!template text="""let's move it forward. We'll press f. You'll see hello""" start="00:12:12.120" video="mainVideo-casual" id="subtitle"]] [[!template text="""there move up a sentence. Then we can also press b to move""" start="00:12:16.280" video="mainVideo-casual" id="subtitle"]] [[!template text="""it back. Then press RET to dismiss. Also, if we wanted""" start="00:12:21.640" video="mainVideo-casual" id="subtitle"]] [[!template text="""to, we can... In this menu particularly, you'll see that we""" start="00:12:29.880" video="mainVideo-casual" id="subtitle"]] [[!template text="""also have cursor navigation, so we can move the point there.""" start="00:12:35.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""That's not in all the menus, but in a good part number of the""" start="00:12:38.840" video="mainVideo-casual" id="subtitle"]] [[!template text="""menus in Casual Edit Kit, you'll see that here. Let's press""" start="00:12:43.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""RET to dismiss that.""" start="00:12:47.920" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Rectangles""" start="00:12:53.140" video="mainVideo-casual" id="subtitle"]] [[!template text="""Let's actually look at some rectangle operations here.""" start="00:12:53.140" video="mainVideo-casual" id="subtitle"]] [[!template text="""In this case, we have a list with""" start="00:12:58.644" video="mainVideo-casual" id="subtitle"]] [[!template text="""items x, y, and z. Let's say we wanted to prefix each item""" start="00:13:01.760" video="mainVideo-casual" id="subtitle"]] [[!template text="""here with a string. We'll say we want to put in there""" start="00:13:08.520" video="mainVideo-casual" id="subtitle"]] [[!template text="""hello. One way of doing that is to make a rectangle. So""" start="00:13:14.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""if we go into our rectangle menu, first off, what we need to do""" start="00:13:21.160" video="mainVideo-casual" id="subtitle"]] [[!template text="""is define that rectangle region. We'll press m to mark""" start="00:13:25.720" video="mainVideo-casual" id="subtitle"]] [[!template text="""where the point is right there. Then we can use our cursor""" start="00:13:31.200" video="mainVideo-casual" id="subtitle"]] [[!template text="""operation to move the point to define the rectangle. In this""" start="00:13:35.440" video="mainVideo-casual" id="subtitle"]] [[!template text="""case, it's right at the start there. We can use the string""" start="00:13:39.560" video="mainVideo-casual" id="subtitle"]] [[!template text="""insert command, i, to insert hello, colon, and then we'll""" start="00:13:43.840" video="mainVideo-casual" id="subtitle"]] [[!template text="""put a space there to make it look a little nicer. Sure""" start="00:13:49.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""enough, that's in there.""" start="00:13:54.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""We can have access to a number of rectangle commands here.""" start="00:13:58.120" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Numbering""" start="00:14:04.976" video="mainVideo-casual" id="subtitle"]] [[!template text="""If we wanted to, let's say, number, we can go through that same""" start="00:14:04.976" video="mainVideo-casual" id="subtitle"]] [[!template text="""operation here, define a region, a rectangle region that""" start="00:14:11.600" video="mainVideo-casual" id="subtitle"]] [[!template text="""is, and press n. You'll see that it has incremented a""" start="00:14:16.720" video="mainVideo-casual" id="subtitle"]] [[!template text="""number for each item in that rectangle region. We can also""" start="00:14:22.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""tap u to undo these operations""" start="00:14:28.640" video="mainVideo-casual" id="subtitle"]] [[!template text="""and leave that at that.""" start="00:14:32.469" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Sorting""" start="00:14:36.600" video="mainVideo-casual" id="subtitle"]] [[!template text="""Sorting. If we select a region here, And we go back. You'll""" start="00:14:36.600" video="mainVideo-casual" id="subtitle"]] [[!template text="""see that the sort submenu is now enabled. Sorting won't work""" start="00:14:47.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""unless you have a region started. That's one of the nice""" start="00:14:52.400" video="mainVideo-casual" id="subtitle"]] [[!template text="""things about transient is that it allows you to visually""" start="00:14:56.240" video="mainVideo-casual" id="subtitle"]] [[!template text="""enable or disable command items with regards to whatever""" start="00:15:01.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""the current state or context is here. In this case is""" start="00:15:09.080" video="mainVideo-casual" id="subtitle"]] [[!template text="""whether or not you have a region highlighted. Let's say we""" start="00:15:12.560" video="mainVideo-casual" id="subtitle"]] [[!template text="""want to sort these two columns of numbers and so there's a""" start="00:15:17.360" video="mainVideo-casual" id="subtitle"]] [[!template text="""command called n here which is numeric fields. Let's choose that""" start="00:15:22.880" video="mainVideo-casual" id="subtitle"]] [[!template text="""here. Sure enough we get that. But there's a nice twist""" start="00:15:29.760" video="mainVideo-casual" id="subtitle"]] [[!template text="""there. Let's say we wanted to sort on the second column.""" start="00:15:35.920" video="mainVideo-casual" id="subtitle"]] [[!template text="""Let's move our point back up to here and we'll mark that.""" start="00:15:39.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""Since everything is in a continuous line, we can sort of""" start="00:15:48.920" video="mainVideo-casual" id="subtitle"]] [[!template text="""pretend that this region is actually a paragraph""" start="00:15:52.800" video="mainVideo-casual" id="subtitle"]] [[!template text="""and mark that.""" start="00:15:55.949" video="mainVideo-casual" id="subtitle"]] [[!template text="""We'll go and select our sorting routine. But now we need to""" start="00:15:59.360" video="mainVideo-casual" id="subtitle"]] [[!template text="""figure out how to make numeric fields sort on the second""" start="00:16:07.000" video="mainVideo-casual" id="subtitle"]] [[!template text="""column. In transient, if we press a ?, that""" start="00:16:11.320" video="mainVideo-casual" id="subtitle"]] [[!template text="""gives us basically a intermediate help section where, if we""" start="00:16:16.360" video="mainVideo-casual" id="subtitle"]] [[!template text="""press a key binding, it will tell us or load the docstring for""" start="00:16:21.440" video="mainVideo-casual" id="subtitle"]] [[!template text="""the command that's there. That command in this case is""" start="00:16:27.280" video="mainVideo-casual" id="subtitle"]] [[!template text="""sort-numeric-fields. It requires an argument. That""" start="00:16:33.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""argument can be passed using the prefix argument,""" start="00:16:40.040" video="mainVideo-casual" id="subtitle"]] [[!template text="""C-u. Press q. Let's do that. In this case, we""" start="00:16:44.080" video="mainVideo-casual" id="subtitle"]] [[!template text="""want to check or use the value 2 and press n. Sure enough,""" start="00:16:52.120" video="mainVideo-casual" id="subtitle"]] [[!template text="""that region is sorted with respect to the second column.""" start="00:16:58.680" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Casual has transformed my user experience with Emacs""" start="00:17:04.340" video="mainVideo-casual" id="subtitle"]] [[!template text="""Before Casual, so many powerful Emacs commands were not""" start="00:17:04.340" video="mainVideo-casual" id="subtitle"]] [[!template text="""available to me because they were too hard to recall or I""" start="00:17:12.160" video="mainVideo-casual" id="subtitle"]] [[!template text="""could not discover them. Making Casual has changed that,""" start="00:17:15.560" video="mainVideo-casual" id="subtitle"]] [[!template text="""letting me reimagine more positively my user experience""" start="00:17:19.880" video="mainVideo-casual" id="subtitle"]] [[!template text="""with Emacs. If you're interested in any of what I've shown""" start="00:17:24.360" video="mainVideo-casual" id="subtitle"]] [[!template text="""today, I invite you to try out Casual.""" start="00:17:29.200" video="mainVideo-casual" id="subtitle"]] [[!template new="1" text="""Thanks and acknowledgements""" start="00:17:34.451" video="mainVideo-casual" id="subtitle"]] [[!template text="""Before I leave, my thanks and acknowledgments""" start="00:17:34.451" video="mainVideo-casual" id="subtitle"]] [[!template text="""go out to the following people.""" start="00:17:37.033" video="mainVideo-casual" id="subtitle"]] [[!template text="""First, to Jonas Bernoulli for making Transient and Magit.""" start="00:17:38.680" video="mainVideo-casual" id="subtitle"]] [[!template text="""Casual would not be possible without your work. Next, to""" start="00:17:43.400" video="mainVideo-casual" id="subtitle"]] [[!template text="""Psionic-k for writing Transient Showcase. It showed me how I""" start="00:17:49.320" video="mainVideo-casual" id="subtitle"]] [[!template text="""could build casual. To all the casual users and their""" start="00:17:54.400" video="mainVideo-casual" id="subtitle"]] [[!template text="""support, I am genuinely appreciative. Finally, to Jon""" start="00:17:59.440" video="mainVideo-casual" id="subtitle"]] [[!template text="""Snader for writing the kind posts on Casual on the Irreal""" start="00:18:05.320" video="mainVideo-casual" id="subtitle"]] [[!template text="""website. Thank you.""" start="00:18:08.760" video="mainVideo-casual" id="subtitle"]] [[!template text="""Casual can be found on MELPA,""" start="00:18:10.520" video="mainVideo-casual" id="subtitle"]] [[!template text="""and its repository is hosted on GitHub.""" start="00:18:15.798" video="mainVideo-casual" id="subtitle"]]