Basic keyboard quarter tiling

data/org.pantheon.desktop.gala.gschema.xml.in

@@ -15,7 +15,7 @@
 		<value nick='grid' value='0'/>
 		<value nick='natural' value='1'/>
 	</enum>
-	
+
 	<schema path="/org/pantheon/desktop/gala/behavior/" id="org.pantheon.desktop.gala.behavior" gettext-domain="@GETTEXT_PACKAGE@">
 		<key enum="GalaActionType" name="hotcorner-topleft">
 			<default>'none'</default>
@@ -83,7 +83,7 @@
 			<description>When launching the window-switcher, Gala iterates over this list and attempts to find a window matching the names. If it does, it will hide this window and fade it back in, once the the switcher is closed.</description>
 		</key>
 	</schema>
-	
+
 	<schema path="/org/pantheon/desktop/gala/keybindings/" id="org.pantheon.desktop.gala.keybindings" gettext-domain="@GETTEXT_PACKAGE@">
 		<key type="as" name="switch-to-workspace-first">
 			<default><![CDATA[['<Super>Home']]]></default>
@@ -147,8 +147,28 @@
 			<summary>The shortcut to enable picture-in-picture window</summary>
 			<description>The shortcut to show the selection area to choose a window.</description>
 		</key>
+		<key type="as" name="tile-topleft">
+			<default><![CDATA[['<Super><Ctrl>1']]]></default>
+			<summary>Tile window to top left</summary>
+			<description>The shortcut to quarter tile window to top left.</description>
+		</key>
+		<key type="as" name="tile-topright">
+			<default><![CDATA[['<Super><Ctrl>2']]]></default>
+			<summary>Tile window to top right</summary>
+			<description>The shortcut to quarter tile window to top right.</description>
+		</key>
+		<key type="as" name="tile-bottomleft">
+			<default><![CDATA[['<Super><Ctrl>3']]]></default>
+			<summary>Tile window to bottom left</summary>
+			<description>The shortcut to quarter tile window to bottom left.</description>
+		</key>
+		<key type="as" name="tile-bottomright">
+			<default><![CDATA[['<Super><Ctrl>4']]]></default>
+			<summary>Tile window to bottom right</summary>
+			<description>The shortcut to quarter tile window to bottom right.</description>
+		</key>
 	</schema>
-	
+
 	<schema path="/org/pantheon/desktop/gala/appearance/" id="org.pantheon.desktop.gala.appearance" gettext-domain="@GETTEXT_PACKAGE@">
 		<key type="b" name="attach-modal-dialogs">
 			<default>false</default>
@@ -175,7 +195,7 @@
 			<summary>Background-image used in the workspace-switcher</summary>
 		</key>
 	</schema>
-	
+
 	<schema path="/org/pantheon/desktop/gala/animations/" id="org.pantheon.desktop.gala.animations" gettext-domain="@GETTEXT_PACKAGE@">
 		<key type="b" name="enable-animations">
 			<default>true</default>
@@ -206,7 +226,7 @@
 			<summary>Duration of the menu mapping animation</summary>
 		</key>
 	</schema>
-	
+
 	<schema path="/org/pantheon/desktop/gala/shadows/" id="org.pantheon.desktop.gala.shadows" gettext-domain="@GETTEXT_PACKAGE@">
 		<key type="as" name="normal-focused">
 			<default>['20', '-1', '0', '15', '220']</default>
@@ -234,7 +254,7 @@
 			<description>See normal-focused.</description>
 		</key>
 	</schema>
-	
+
 	<schema path="/org/pantheon/desktop/gala/notifications/" id="org.pantheon.desktop.gala.notifications" gettext-domain="@GETTEXT_PACKAGE@">
 		<key type="b" name="do-not-disturb">
 			<default>false</default>
@@ -257,7 +277,7 @@
 			<summary>Show missed notifications in notification center</summary>
 		</key>
 	</schema>
-	
+
 	<schema path="/org/pantheon/desktop/gala/mask-corners/" id="org.pantheon.desktop.gala.mask-corners" gettext-domain="@GETTEXT_PACKAGE@">
 		<key type="b" name="enable">
 			<default>true</default>

meson.build

@@ -265,6 +265,7 @@ subdir('daemon')
 subdir('plugins/maskcorners')
 subdir('plugins/notify')
 subdir('plugins/pip')
+subdir('plugins/quartertiler')
 subdir('plugins/template')
 subdir('plugins/zoom')
 if get_option('documentation')

plugins/quartertiler/Main.vala

@@ -0,0 +1,86 @@
+//
+//  Copyright (C) 2018 Peter Uithoven
+//
+//  This program is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+namespace Gala.Plugins.QuarterTiler
+{
+	public class Main : Gala.Plugin
+	{
+		public override void initialize (Gala.WindowManager wm)
+		{
+			unowned Meta.Display display = wm.get_screen ().get_display ();
+
+			var settings = new GLib.Settings (Config.SCHEMA + ".keybindings");
+
+			display.add_keybinding ("tile-topleft", settings, Meta.KeyBindingFlags.NONE, (Meta.KeyHandlerFunc) on_initiate);
+			display.add_keybinding ("tile-topright", settings, Meta.KeyBindingFlags.NONE, (Meta.KeyHandlerFunc) on_initiate);
+			display.add_keybinding ("tile-bottomleft", settings, Meta.KeyBindingFlags.NONE, (Meta.KeyHandlerFunc) on_initiate);
+			display.add_keybinding ("tile-bottomright", settings, Meta.KeyBindingFlags.NONE, (Meta.KeyHandlerFunc) on_initiate);
+		}
+
+		[CCode (instance_pos = -1)]
+		void on_initiate (Meta.Display display, Meta.Screen screen,
+			Meta.Window? window, Clutter.KeyEvent event, Meta.KeyBinding binding)
+		{
+			unowned Meta.Window focused_window = display.get_focus_window ();
+			if (focused_window.maximized_vertically || focused_window.maximized_horizontally) {
+				focused_window.unmaximize (Meta.MaximizeFlags.BOTH);
+			}
+			if (focused_window.fullscreen) {
+				focused_window.unmake_fullscreen ();
+			}
+
+			Meta.Rectangle wa = focused_window.get_work_area_current_monitor ();
+
+			int x = wa.x;
+			int y = wa.y;
+			int width = wa.width / 2;
+			int height = wa.height / 2;
+			switch (binding.get_name ()) {
+				case "tile-topleft":
+				default:
+					break;
+				case "tile-topright":
+					x += width;
+					break;
+				case "tile-bottomleft":
+					y += height;
+					break;
+				case "tile-bottomright":
+					x += width;
+					y += height;
+					break;
+			}
+
+			focused_window.move_resize_frame (true, x, y, width, height);
+		}
+
+		public override void destroy ()
+		{
+		}
+	}
+}
+
+public Gala.PluginInfo register_plugin ()
+{
+	return {
+		"Quarter tiler",
+		"Peter Uithoven <peter@peteruithoven.com>",
+		typeof (Gala.Plugins.QuarterTiler.Main),
+		Gala.PluginFunction.ADDITION,
+		Gala.LoadPriority.IMMEDIATE
+	};
+}

plugins/quartertiler/meson.build

@@ -0,0 +1,13 @@
+gala_quartertiler_sources = [
+	'Main.vala',
+]
+
+gala_quartertiler_lib = shared_library(
+	'gala-quartertiler',
+	gala_quartertiler_sources,
+	dependencies: [gala_dep, gala_base_dep],
+	include_directories: config_inc_dir,
+	install: true,
+	install_dir: plugins_dir,
+	install_rpath: mutter_typelib_dir,
+)