Files
komorebi/README.md
LGUG2Z 4dadffabf1 feat(ahk): add support for ahk2
Some users prefer to use AutoHotKey v2, so this commit adds a check for
both komorebi.ahk and komorebi.akh2 files, and the corresponding AHK
executables, whenever commands around configuration loading are run (on
startup, when manually reloading, and when watching for changes).

If both files exist in the home directory, komorebi.ahk will be
preferred (at least until AHKv2 is out of beta).

An example of a configuration file compatible with AHKv2 by @crosstyan
has been added to the documentation.

resolve #10
2021-08-17 09:20:19 -07:00

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# komorebi
Tiling Window Management for Windows.
![screenshot](https://i.ibb.co/BTqNS45/komorebi.png)
## About
_komorebi_ is a tiling window manager that works as an extension to
Microsoft's [Desktop Window Manager](https://docs.microsoft.com/en-us/windows/win32/dwm/dwm-overview) in Windows 10 and
above.
_komorebi_ allows you to control application windows, virtual workspaces and display monitors with a CLI which can be
used with third-party software such as [AutoHotKey](https://github.com/Lexikos/AutoHotkey_L) to set user-defined
keyboard shortcuts.
## Description
_komorebi_ only responds to [WinEvents](https://docs.microsoft.com/en-us/windows/win32/winauto/event-constants) and the
messages it receives on a dedicated socket.
_komorebic_ is a CLI that writes messages on _komorebi_'s socket.
_komorebi_ doesn't handle any keyboard or mouse inputs; a third party program (e.g. AutoHotKey) is needed in order to
translate keyboard and mouse events to _komorebic_ commands.
This architecture, popularised by [_bspwm_](https://github.com/baskerville/bspwm) on Linux and
[_yabai_](https://github.com/koekeishiya/yabai) on macOS, is outlined as follows:
```
PROCESS SOCKET
ahk --------> komorebic <------> komorebi
```
## Design
_komorebi_ is the successor to [_yatta_](https://github.com/LGUG2Z/yatta) and as such aims to build on the learnings
from that project.
While _yatta_ was primary an attempt to learn how to work with and call Windows APIs from Rust, while secondarily
implementing a minimal viable tiling window manager for my own needs (largely single monitor, single workspace),
_komorebi_ has been redesigned from the ground-up to support more complex features that have become standard in tiling
window managers on other platforms.
_komorebi_ holds a list of physical monitors.
A monitor is just a rectangle of the available work area which contains one or more virtual workspaces.
A workspace holds a list of containers.
A container is just a rectangle where one or more application windows can be displayed.
This means that:
- Every monitor has its own collection of virtual workspaces
- Workspaces only know about containers and their dimensions, not about individual application windows
- Every application window must belong to a container, even if that container only contains one application window
- Many application windows can be stacked and cycled through in the same container within a workspace
## Getting Started
Prebuilt binaries are available on the [releases page](https://github.com/LGUG2Z/komorebi/releases) in a `zip` archive.
Once downloaded, you will need to move the `komorebi.exe` and `komorebic.exe` binaries to a directory in your `Path` (
you can see these directories by running `$Env:Path.split(";")` at a PowerShell prompt).
Alternatively, you may add a new directory to your `Path`
using [`setx`](https://docs.microsoft.com/en-us/windows-server/administration/windows-commands/setx) or the Environment
Variables pop up in System Properties Advanced (which can be launched with `SystemPropertiesAdvanced.exe` at a
PowerShell prompt), and then move the binaries to that directory.
If you use the [Scoop](https://scoop.sh/) command line installer, you can run the following commands to install the
binaries from the latest GitHub Release:
```
scoop bucket add komorebi https://github.com/LGUG2Z/komorebi-bucket
scoop install komorebi
```
If you install _komorebi_ using Scoop, the binaries will automatically be added to your `Path` and a command will be
shown for you to run in order to get started using the sample configuration file.
If you prefer to compile _komorebi_ from source, you will need
a [working Rust development environment on Windows 10](https://rustup.rs/). The `x86_64-pc-windows-msvc` toolchain is
required, so make sure you have also installed
the [Build Tools for Visual Studio 2019](https://stackoverflow.com/a/55603112).
You can then clone this repo and compile the source code to install the binaries for `komorebi` and `komorebic`:
```powershell
cargo install --path komorebi --locked
cargo install --path komorebic --locked
```
Once you have either the prebuilt binaries in your `Path`, or have compiled the binaries from source (these will already
be in your `Path` if you installed Rust with [rustup](https://rustup.rs), which you absolutely should), you can
run `komorebic start` at a Powershell prompt, and you will see the following output:
```
Start-Process komorebi -WindowStyle hidden
```
This means that `komorebi` is now running in the background, tiling all your windows, and listening for commands sent to
it by `komorebic`. You can similarly stop the process by running `komorebic stop`.
Once `komorebi` is running, you can execute the `komorebi.sample.ahk` script to set up the default keybindings via AHK
(the file includes comments to help you start building your own configuration).
If you have AutoHotKey installed and a `komorebi.ahk` file in your home directory (run `$Env:UserProfile` at a
PowerShell prompt to find your home directory), `komorebi` will automatically try to load it when starting.
There is also tentative support for loading a AutoHotKey v2, if the file is named `komorebi.ahk2` and
the `AutoHotKey64.exe` executable for AutoHotKey v2 is in your `Path`. If both `komorebi.ahk` and `komorebi.ahk2` files
exist in your home directory, only `komorebi.ahk` will be loaded. An example of an AutoHotKey v2 configuration file
for _komorebi_ can be found [here](https://gist.github.com/crosstyan/dafacc0778dabf693ce9236c57b201cd).
If you are experiencing behaviour where
[closing a window leaves a blank tile, but minimizing the same window does not](https://github.com/LGUG2Z/komorebi/issues/6)
, you have probably enabled a 'close/minimize to tray' option for that application. You can tell _komorebi_ to handle
this application appropriately by identifying it via the executable name or the window class:
```powershell
komorebic.exe identify-tray-application exe Discord.exe
komorebic.exe identify-tray-application exe Telegram.exe
```
## Configuration
As previously mentioned, this project does not handle anything related to keybindings and shortcuts directly. I
personally use AutoHotKey to manage my window management shortcuts, and have provided a
sample [komorebi.ahk](komorebi.sample.ahk) AHK script that you can use as a starting point for your own.
You can run `komorebic.exe` to get a full list of the commands that you can use to customise `komorebi` and create
keybindings with. You can run `komorebic.exe <COMMAND> --help` to get a full explanation of the arguments required for
each command.
## Features
- [x] Multi-monitor
- [x] Virtual workspaces
- [x] Window stacks
- [x] Cycle through stacked windows
- [x] Change focused window by direction
- [x] Move focused window container in direction
- [x] Move focused window container to monitor
- [x] Move focused window container to workspace
- [x] Mouse follows focused container
- [x] Resize window container in direction
- [ ] Resize child window containers by split ratio
- [x] Mouse drag to swap window container position
- [x] Mouse drag to resize window container
- [x] Configurable workspace and container gaps
- [x] BSP tree layout
- [x] Flip BSP tree layout horizontally or vertically
- [x] Equal-width, max-height column layout
- [x] Floating rules based on exe name
- [x] Floating rules based on window title
- [x] Floating rules based on window class
- [x] Identify 'close/minimize to tray' applications
- [x] Toggle floating windows
- [x] Toggle monocle window
- [x] Toggle focus follows mouse
- [x] Toggle automatic tiling
- [x] Pause all window management
- [x] Load configuration on startup
- [x] Manually reload configuration
- [x] Watch configuration for changes
- [x] View window manager state
## Development
If you would like to contribute code to this repository, there are a few requests that I have to ensure a foundation of
code quality, consistency and commit hygiene:
- Flatten all `use` statements
- Run `cargo +nightly clippy` and ensure that all lints and suggestions have been addressed before committing
- Run `cargo +nightly fmt --all` to ensure consistent formatting before committing
- Use `git cz` with
the [Commitizen CLI](https://github.com/commitizen/cz-cli#conventional-commit-messages-as-a-global-utility) to prepare
commit messages
- Provide at least one short sentence or paragraph in your commit message body to describe your thought process for the
changes being committed
If you use IntelliJ, you should enable the following settings to ensure that code generated by macros is recognised by
the IDE for completions and navigation:
- Set `Expand declarative macros`
to `Use new engine` [here](jetbrains://idea/settings?name=Languages+%26+Frameworks--Rust)
- Enable the following experimental features:
- `org.rust.cargo.evaluate.build.scripts`
- `org.rust.macros.proc`
## Logs and Debugging
Logs from `komorebi` will be appended to `~/komorebi.log`; this file is never rotated or overwritten, so it will keep
growing until it is deleted by the user.
Whenever running the `komorebic stop` command or sending a Ctrl-C signal to `komorebi` directly, the `komorebi` process
ensures that all hidden windows are restored before termination.
If however, you ever end up with windows that are hidden and cannot be restored, a list of window handles known
to `komorebi` are stored and continuously updated in `~/komorebi.hwnd.json`.
Running `komorebic restore-windows` will read the list of window handles and forcibly restore them, regardless of
whether the main `komorebi` process is running.
## Window Manager State and Integrations
The current state of the window manager can be queried using the `komorebic state` command, which returns a JSON
representation of the `WindowManager` struct.
This may also be polled to build further integrations and widgets on top of (if you ever wanted to build something
like [Stackline](https://github.com/AdamWagner/stackline) for Windows, you could do it by polling this command).
```json
{
"monitors": {
"elements": [
{
"id": 65537,
"monitor_size": {
"left": 0,
"top": 0,
"right": 3840,
"bottom": 2160
},
"work_area_size": {
"left": 0,
"top": 40,
"right": 3840,
"bottom": 2120
},
"workspaces": {
"elements": [
{
"name": "bsp",
"containers": {
"elements": [
{
"windows": {
"elements": [
{
"hwnd": 2623596,
"title": "komorebi README.md",
"exe": "idea64.exe",
"class": "SunAwtFrame",
"rect": {
"left": 8,
"top": 60,
"right": 1914,
"bottom": 2092
}
}
],
"focused": 0
}
},
{
"windows": {
"elements": [
{
"hwnd": 198266,
"title": "LGUG2Z/komorebi: A(nother) tiling window manager for Windows 10 based on binary space partitioning - Mozilla Firefox",
"exe": "firefox.exe",
"class": "MozillaWindowClass",
"rect": {
"left": 1918,
"top": 60,
"right": 1914,
"bottom": 1042
}
}
],
"focused": 0
}
},
{
"windows": {
"elements": [
{
"hwnd": 1247352,
"title": "Windows PowerShell",
"exe": "WindowsTerminal.exe",
"class": "CASCADIA_HOSTING_WINDOW_CLASS",
"rect": {
"left": 1918,
"top": 1110,
"right": 959,
"bottom": 1042
}
}
],
"focused": 0
}
},
{
"windows": {
"elements": [
{
"hwnd": 395464,
"title": "Signal",
"exe": "Signal.exe",
"class": "Chrome_WidgetWin_1",
"rect": {
"left": 2873,
"top": 1110,
"right": 959,
"bottom": 1042
}
}
],
"focused": 0
}
}
],
"focused": 2
},
"monocle_container": null,
"floating_windows": [],
"layout": "BSP",
"layout_flip": null,
"workspace_padding": 10,
"container_padding": 10
}
],
"focused": 0
}
}
],
"focused": 0
},
"is_paused": false
}
```