demos: Make desktop file names match the application id

build-aux/flatpak/org.gtk.Demo.json

@@ -5,7 +5,6 @@
     "sdk": "org.gnome.Sdk",
     "command": "gtk4-demo",
     "tags": ["devel", "development", "nightly"],
-    "rename-desktop-file": "gtk4-demo.desktop",
     "rename-icon": "gtk4-demo",
     "desktop-file-name-prefix": "(Development) ",
     "finish-args": [

build-aux/flatpak/org.gtk.WidgetFactory.json

@@ -5,7 +5,6 @@
     "sdk": "org.gnome.Sdk",
     "command": "gtk4-widget-factory",
     "tags": ["devel", "development", "nightly"],
-    "rename-desktop-file": "gtk4-widget-factory.desktop",
     "rename-icon": "gtk4-widget-factory",
     "desktop-file-name-prefix": "(Development) ",
     "finish-args": [

demos/gtk-demo/meson.build

@@ -129,7 +129,7 @@ foreach icon_size: [ '16x16', '22x22', '24x24', '32x32', '48x48', '256x256', ]
 endforeach
 
 # desktop file
-install_data('gtk4-demo.desktop', install_dir: gtk_applicationsdir)
+install_data('org.gtk.Demo.desktop', install_dir: gtk_applicationsdir)
 
 # GSettings
 install_data('org.gtk.Demo.gschema.xml', install_dir: gtk_schemasdir)

demos/icon-browser/meson.build

@@ -17,4 +17,4 @@ executable('gtk4-icon-browser',
            link_args: extra_demo_ldflags,
            install: true)
 
-install_data('gtk4-icon-browser.desktop', install_dir: gtk_applicationsdir)
+install_data('org.gtk.IconBrowser.desktop', install_dir: gtk_applicationsdir)

demos/widget-factory/meson.build

@@ -13,7 +13,7 @@ executable('gtk4-widget-factory',
            install: true)
 
 # desktop file
-install_data('gtk4-widget-factory.desktop', install_dir: gtk_applicationsdir)
+install_data('org.gtk.WidgetFactory.desktop', install_dir: gtk_applicationsdir)
 
 # icons
 icontheme_dir = join_paths(gtk_datadir, 'icons/hicolor')