Add ability to make button labels match current keymap layout

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "wf-json"]
+	path = subprojects/wf-json
+	url = git@github.com:WayfireWM/wf-json.git

data/meson.build

@@ -0,0 +1,4 @@
+layout_dir = join_paths(get_option('prefix'), 'share', 'wf-osk', 'layouts')
+
+install_data(join_paths('layouts', 'ansi.xml'), install_dir: layout_dir)
+install_data(join_paths('layouts', 'iso.xml'), install_dir: layout_dir)

meson.build

@@ -1,30 +1,39 @@
 project(
 	'wf-simple-osk',
-    'c',
+	'c',
 	'cpp',
 	version: '0.1',
 	license: 'MIT',
 	meson_version: '>=0.43.0',
 	default_options: [
 		'cpp_std=c++17',
-        'c_std=c11',
+		'c_std=c11',
 		'warning_level=2',
 		'werror=false',
 	],
 )
 
-gtkmm = dependency('gtkmm-3.0')
+wayfire = dependency('wayfire')
+gtkmm = dependency('gtkmm-4.0')
+xkb = dependency('xkbcommon')
+xkbregistry = dependency('xkbregistry')
 wayland_client = dependency('wayland-client')
 wayland_protos = dependency('wayland-protocols')
-gtkls = dependency('gtk-layer-shell-0')
+gtkls = dependency('gtk4-layer-shell-0', version: '>=1.3.0')
+json = subproject('wf-json').get_variable('wfjson')
 
-add_project_link_arguments(['-rdynamic'], language:'cpp')
+resource_dir = join_paths(get_option('prefix'), 'share', 'wf-osk')
+metadata_dir = join_paths(resource_dir, 'metadata')
+
+add_project_link_arguments(['-rdynamic'], language: 'cpp')
 add_project_arguments(['-Wno-unused-parameter'], language: 'cpp')
 
+subdir('metadata')
+subdir('data')
 subdir('proto')
 subdir('src')
 
 install_data(
-  'wf-osk.desktop',
-  install_dir: '@0@/share/applications'.format(get_option('prefix'))
-  )
+	'wf-osk.desktop',
+	install_dir: '@0@/share/applications'.format(get_option('prefix')),
+)

metadata/meson.build

@@ -0,0 +1 @@
+install_data('osk.xml', install_dir: metadata_dir)

metadata/osk.xml

@@ -0,0 +1,43 @@
+<?xml version="1.0"?>
+<wf-osk>
+    <plugin name="osk">
+        <_short>Onscreen Keyboard</_short>
+        <category>Shell</category>
+        <option name="autohide" type="bool">
+            <_short>Autohide</_short>
+            <default>true</default>
+        </option>
+        <option name="position" type="string">
+            <_short>Position</_short>
+            <default>bottom</default>
+            <desc>
+                <value>top</value>
+                <_name>Top</_name>
+            </desc>
+            <desc>
+                <value>bottom</value>
+                <_name>Bottom</_name>
+            </desc>
+        </option>
+        <option name="minimal_height" type="int">
+            <_short>Minimal height</_short>
+            <default>100</default>
+        </option>
+        <option name="icon_size" type="int">
+            <_short>Size of icons</_short>
+            <default>24</default>
+        </option>
+        <option name="shape" type="string">
+            <_short>Keyboard shape</_short>
+            <default>ansi</default>
+            <desc>
+                <value>ansi</value>
+                <_name>US ANSI</_name>
+            </desc>
+            <desc>
+                <value>iso</value>
+                <_name>UK ISO</_name>
+            </desc>
+        </option>
+    </plugin>
+</wf-osk>