mirror of
https://github.com/LGUG2Z/komorebi.git
synced 2026-03-31 22:43:16 +02:00
Following on from 8ffe6f78b7, this commit
introduces a command to add rules to forcibly manage windows that don't
get picked up by the rough heuristics that are able to target most
windows for management in Window.should_manage.
Since there is again no overlap (or at least, no undesired overlap)
between executable names and classes, I'll keep both class and exe names
in a single lookup vec.
re #16
406 lines
18 KiB
Markdown
406 lines
18 KiB
Markdown
# komorebi
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Tiling Window Management for Windows.
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## About
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_komorebi_ is a tiling window manager that works as an extension to
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Microsoft's [Desktop Window Manager](https://docs.microsoft.com/en-us/windows/win32/dwm/dwm-overview) in Windows 10 and
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above.
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_komorebi_ allows you to control application windows, virtual workspaces and display monitors with a CLI which can be
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used with third-party software such as [AutoHotKey](https://github.com/Lexikos/AutoHotkey_L) to set user-defined
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keyboard shortcuts.
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## Description
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_komorebi_ only responds to [WinEvents](https://docs.microsoft.com/en-us/windows/win32/winauto/event-constants) and the
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messages it receives on a dedicated socket.
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_komorebic_ is a CLI that writes messages on _komorebi_'s socket.
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_komorebi_ doesn't handle any keyboard or mouse inputs; a third party program (e.g. AutoHotKey) is needed in order to
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translate keyboard and mouse events to _komorebic_ commands.
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This architecture, popularised by [_bspwm_](https://github.com/baskerville/bspwm) on Linux and
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[_yabai_](https://github.com/koekeishiya/yabai) on macOS, is outlined as follows:
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```
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PROCESS SOCKET
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ahk --------> komorebic <------> komorebi
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```
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## Design
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_komorebi_ is the successor to [_yatta_](https://github.com/LGUG2Z/yatta) and as such aims to build on the learnings
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from that project.
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While _yatta_ was primary an attempt to learn how to work with and call Windows APIs from Rust, while secondarily
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implementing a minimal viable tiling window manager for my own needs (largely single monitor, single workspace),
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_komorebi_ has been redesigned from the ground-up to support more complex features that have become standard in tiling
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window managers on other platforms.
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_komorebi_ holds a list of physical monitors.
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A monitor is just a rectangle of the available work area which contains one or more virtual workspaces.
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A workspace holds a list of containers.
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A container is just a rectangle where one or more application windows can be displayed.
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This means that:
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- Every monitor has its own collection of virtual workspaces
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- Workspaces only know about containers and their dimensions, not about individual application windows
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- Every application window must belong to a container, even if that container only contains one application window
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- Many application windows can be stacked and cycled through in the same container within a workspace
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## Getting Started
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### GitHub Releases
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Prebuilt binaries are available on the [releases page](https://github.com/LGUG2Z/komorebi/releases) in a `zip` archive.
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Once downloaded, you will need to move the `komorebi.exe` and `komorebic.exe` binaries to a directory in your `Path` (
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you can see these directories by running `$Env:Path.split(";")` at a PowerShell prompt).
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Alternatively, you may add a new directory to your `Path`
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using [`setx`](https://docs.microsoft.com/en-us/windows-server/administration/windows-commands/setx) or the Environment
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Variables pop up in System Properties Advanced (which can be launched with `SystemPropertiesAdvanced.exe` at a
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PowerShell prompt), and then move the binaries to that directory.
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### Scoop
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If you use the [Scoop](https://scoop.sh/) command line installer, you can run the following commands to install the
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binaries from the latest GitHub Release:
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```
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scoop bucket add komorebi https://github.com/LGUG2Z/komorebi-bucket
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scoop install komorebi
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```
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If you install _komorebi_ using Scoop, the binaries will automatically be added to your `Path` and a command will be
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shown for you to run in order to get started using the sample configuration file.
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### Building from Source
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If you prefer to compile _komorebi_ from source, you will need
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a [working Rust development environment on Windows 10](https://rustup.rs/). The `x86_64-pc-windows-msvc` toolchain is
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required, so make sure you have also installed
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the [Build Tools for Visual Studio 2019](https://stackoverflow.com/a/55603112).
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You can then clone this repo and compile the source code to install the binaries for `komorebi` and `komorebic`:
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```powershell
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cargo install --path komorebi --locked
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cargo install --path komorebic --locked
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```
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### Running
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Once you have either the prebuilt binaries in your `Path`, or have compiled the binaries from source (these will already
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be in your `Path` if you installed Rust with [rustup](https://rustup.rs), which you absolutely should), you can
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run `komorebic start` at a Powershell prompt, and you will see the following output:
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```
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Start-Process komorebi -WindowStyle hidden
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```
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This means that `komorebi` is now running in the background, tiling all your windows, and listening for commands sent to
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it by `komorebic`. You can similarly stop the process by running `komorebic stop`.
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### Configuring
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Once `komorebi` is running, you can execute the `komorebi.sample.ahk` script to set up the default keybindings via AHK
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(the file includes comments to help you start building your own configuration).
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If you have AutoHotKey installed and a `komorebi.ahk` file in your home directory (run `$Env:UserProfile` at a
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PowerShell prompt to find your home directory), `komorebi` will automatically try to load it when starting.
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There is also tentative support for loading a AutoHotKey v2 files, if the file is named `komorebi.ahk2` and
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the `AutoHotKey64.exe` executable for AutoHotKey v2 is in your `Path`. If both `komorebi.ahk` and `komorebi.ahk2` files
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exist in your home directory, only `komorebi.ahk` will be loaded. An example of an AutoHotKey v2 configuration file
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for _komorebi_ can be found [here](https://gist.github.com/crosstyan/dafacc0778dabf693ce9236c57b201cd).
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### Common First-Time Troubleshooting
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If you are experiencing behaviour where
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[closing a window leaves a blank tile, but minimizing the same window does not](https://github.com/LGUG2Z/komorebi/issues/6)
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, you have probably enabled a 'close/minimize to tray' option for that application. You can tell _komorebi_ to handle
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this application appropriately by identifying it via the executable name or the window class:
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```powershell
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komorebic.exe identify-tray-application exe Discord.exe
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komorebic.exe identify-tray-application exe Telegram.exe
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```
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## Configuration with `komorebic`
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As previously mentioned, this project does not handle anything related to keybindings and shortcuts directly. I
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personally use AutoHotKey to manage my window management shortcuts, and have provided a
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sample [komorebi.ahk](komorebi.sample.ahk) AHK script that you can use as a starting point for your own.
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You can run `komorebic.exe` to get a full list of the commands that you can use to customise `komorebi` and create
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keybindings with. You can run `komorebic.exe <COMMAND> --help` to get a full explanation of the arguments required for
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each command.
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```
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start Start komorebi.exe as a background process
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stop Stop the komorebi.exe process and restore all hidden windows
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state Show a JSON representation of the current window manager state
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log Tail komorebi.exe's process logs (cancel with Ctrl-C)
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focus Change focus to the window in the specified direction
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move Move the focused window in the specified direction
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stack Stack the focused window in the specified direction
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resize Resize the focused window in the specified direction
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unstack Unstack the focused window
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cycle-stack Cycle the focused stack in the specified cycle direction
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move-to-monitor Move the focused window to the specified monitor
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move-to-workspace Move the focused window to the specified workspace
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focus-monitor Focus the specified monitor
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focus-workspace Focus the specified workspace on the focused monitor
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new-workspace Create and append a new workspace on the focused monitor
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adjust-container-padding Adjust container padding on the focused workspace
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adjust-workspace-padding Adjust workspace padding on the focused workspace
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change-layout Set the layout on the focused workspace
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flip-layout Flip the layout on the focused workspace (BSP only)
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promote Promote the focused window to the top of the tree
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retile Force the retiling of all managed windows
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ensure-workspaces Create at least this many workspaces for the specified monitor
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container-padding Set the container padding for the specified workspace
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workspace-padding Set the workspace padding for the specified workspace
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workspace-layout Set the layout for the specified workspace
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workspace-tiling Enable or disable window tiling for the specified workspace
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workspace-name Set the workspace name for the specified workspace
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toggle-pause Toggle the window manager on and off across all monitors
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toggle-tiling Toggle window tiling on the focused workspace
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toggle-float Toggle floating mode for the focused window
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toggle-monocle Toggle monocle mode for the focused container
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toggle-maximize Toggle native maximization for the focused window
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restore-windows Restore all hidden windows (debugging command)
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manage Force komorebi to manage the focused window
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unmanage Unmanage a window that was forcibly managed
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reload-configuration Reload ~/komorebi.ahk (if it exists)
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watch-configuration Toggle the automatic reloading of ~/komorebi.ahk (if it exists)
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float-rule Add a rule to always float the specified application
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manage-rule Add a rule to always manage the specified application
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workspace-rule Add a rule to associate an application with a workspace
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identify-tray-application Identify an application that closes to the system tray
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focus-follows-mouse Enable or disable focus follows mouse for the operating system
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help Print this message or the help of the given subcommand(s)
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```
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## Features
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- [x] Multi-monitor
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- [x] Virtual workspaces
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- [x] Window stacks
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- [x] Cycle through stacked windows
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- [x] Change focused window by direction
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- [x] Move focused window container in direction
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- [x] Move focused window container to monitor
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- [x] Move focused window container to workspace
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- [x] Mouse follows focused container
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- [x] Resize window container in direction
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- [ ] Resize child window containers by split ratio
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- [x] Mouse drag to swap window container position
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- [x] Mouse drag to resize window container
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- [x] Configurable workspace and container gaps
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- [x] BSP tree layout
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- [x] Flip BSP tree layout horizontally or vertically
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- [x] Equal-width, max-height column layout
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- [x] Floating rules based on exe name, window title and class
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- [x] Workspace rules based on exe name and window class
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- [x] Additional manage rules based on exe name and window class
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- [x] Identify 'close/minimize to tray' applications by exe name and class
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- [x] Toggle floating windows
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- [x] Toggle monocle window
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- [x] Toggle native maximization
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- [x] Toggle focus follows mouse
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- [x] Toggle automatic tiling
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- [x] Pause all window management
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- [x] Load configuration on startup
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- [x] Manually reload configuration
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- [x] Watch configuration for changes
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- [x] View window manager state
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## Development
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If you would like to contribute code to this repository, there are a few requests that I have to ensure a foundation of
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code quality, consistency and commit hygiene:
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- Flatten all `use` statements
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- Run `cargo +nightly clippy` and ensure that all lints and suggestions have been addressed before committing
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- Run `cargo +nightly fmt --all` to ensure consistent formatting before committing
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- Use `git cz` with
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the [Commitizen CLI](https://github.com/commitizen/cz-cli#conventional-commit-messages-as-a-global-utility) to prepare
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commit messages
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- Provide at least one short sentence or paragraph in your commit message body to describe your thought process for the
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changes being committed
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If you use IntelliJ, you should enable the following settings to ensure that code generated by macros is recognised by
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the IDE for completions and navigation:
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- Set `Expand declarative macros`
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to `Use new engine` [here](jetbrains://idea/settings?name=Languages+%26+Frameworks--Rust)
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- Enable the following experimental features:
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- `org.rust.cargo.evaluate.build.scripts`
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- `org.rust.macros.proc`
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## Logs and Debugging
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Logs from `komorebi` will be appended to `~/komorebi.log`; this file is never rotated or overwritten, so it will keep
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growing until it is deleted by the user.
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Whenever running the `komorebic stop` command or sending a Ctrl-C signal to `komorebi` directly, the `komorebi` process
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ensures that all hidden windows are restored before termination.
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If however, you ever end up with windows that are hidden and cannot be restored, a list of window handles known
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to `komorebi` are stored and continuously updated in `~/komorebi.hwnd.json`.
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### Restoring Windows
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Running `komorebic restore-windows` will read the list of window handles and forcibly restore them, regardless of
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whether the main `komorebi` process is running.
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### Panics and Deadlocks
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If `komorebi` ever stops responding, it is most likely either due to either a panic or a deadlock. In the case of a
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panic, this will be reported in the log. In the case of a deadlock, there will not be any errors in the log, but the
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process and the log will appear frozen.
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If you believe you have encountered a deadlock, you can compile `komorebi` with `--features deadlock_detection` and try
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reproducing the deadlock again. This will check for deadlocks every 5 seconds in the background, and if a deadlock is
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found, information about it will appear in the log which can be shared when opening an issu which can be shared when
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opening an issue.
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## Window Manager State and Integrations
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The current state of the window manager can be queried using the `komorebic state` command, which returns a JSON
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representation of the `WindowManager` struct.
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This may also be polled to build further integrations and widgets on top of (if you ever wanted to build something
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like [Stackline](https://github.com/AdamWagner/stackline) for Windows, you could do it by polling this command).
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```json
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{
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"monitors": {
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"elements": [
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{
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"id": 65537,
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"monitor_size": {
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"left": 0,
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"top": 0,
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"right": 3840,
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"bottom": 2160
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},
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"work_area_size": {
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"left": 0,
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"top": 40,
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"right": 3840,
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"bottom": 2120
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},
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"workspaces": {
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"elements": [
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{
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"name": "bsp",
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"containers": {
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"elements": [
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{
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"windows": {
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"elements": [
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{
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"hwnd": 2623596,
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"title": "komorebi – README.md",
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"exe": "idea64.exe",
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"class": "SunAwtFrame",
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"rect": {
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"left": 8,
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"top": 60,
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"right": 1914,
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"bottom": 2092
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}
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}
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],
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"focused": 0
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}
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},
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{
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"windows": {
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"elements": [
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{
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"hwnd": 198266,
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"title": "LGUG2Z/komorebi: A(nother) tiling window manager for Windows 10 based on binary space partitioning - Mozilla Firefox",
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"exe": "firefox.exe",
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"class": "MozillaWindowClass",
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"rect": {
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"left": 1918,
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"top": 60,
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"right": 1914,
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"bottom": 1042
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}
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}
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],
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"focused": 0
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}
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},
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{
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"windows": {
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"elements": [
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{
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"hwnd": 1247352,
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"title": "Windows PowerShell",
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"exe": "WindowsTerminal.exe",
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"class": "CASCADIA_HOSTING_WINDOW_CLASS",
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"rect": {
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"left": 1918,
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"top": 1110,
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"right": 959,
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"bottom": 1042
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}
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}
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],
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"focused": 0
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}
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},
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{
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"windows": {
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"elements": [
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{
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"hwnd": 395464,
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"title": "Signal",
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"exe": "Signal.exe",
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"class": "Chrome_WidgetWin_1",
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"rect": {
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"left": 2873,
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"top": 1110,
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"right": 959,
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"bottom": 1042
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}
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}
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],
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"focused": 0
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}
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}
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],
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"focused": 2
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},
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"monocle_container": null,
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"floating_windows": [],
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"layout": "BSP",
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"layout_flip": null,
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"workspace_padding": 10,
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"container_padding": 10
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}
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],
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"focused": 0
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}
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}
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],
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"focused": 0
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},
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"is_paused": false
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}
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```
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