Add a standard GNOME preferences dialog (AdwPreferencesDialog) with Ctrl+comma shortcut, PreferencesPage/Group rows, and GSettings bindings. Use when adding settings or preferences UI to a GNOME app.
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Add a standard GNOME preferences dialog accessible via Ctrl+comma.
Adw.PreferencesDialog {
search-enabled: true;
content-width: 600;
Adw.PreferencesPage {
Adw.PreferencesGroup {
title: _("Appearance");
description: _("These settings control how the app looks.");
Adw.SwitchRow {
title: _("_Dark Mode");
use-underline: true;
}
Adw.ComboRow {
title: _("_Theme");
use-underline: true;
model: StringList { strings [_("Light"), _("Dark"), _("System")] };
}
}
Adw.PreferencesGroup {
title: _("Behavior");
Adw.SpinRow {
title: _("_Font Size");
use-underline: true;
numeric: true;
adjustment: Adjustment { lower: 8; upper: 32; step-increment: 1; };
}
}
Adw.PreferencesGroup {
Adw.ButtonRow {
title: _("_Clear History");
use-underline: true;
styles ["destructive-action"];
activated => $on_clear_history_cb(template);
}
}
}
}
<schemalist>
<schema id="org.example.MyApp" path="/org/example/MyApp/">
<key name="dark-mode" type="b"><default>false</default><summary>Dark mode</summary></key>
<key name="font-size" type="i"><default>12</default><summary>Font size</summary></key>
</schema>
</schemalist>
<menu id="primary_menu">
<section>
<item>
<attribute name="label" translatable="yes">P_references</attribute>
<attribute name="action">win.show-preferences</attribute>
<attribute name="accel"><control>comma</attribute>
</item>
<item>
<attribute name="label" translatable="yes">_Keyboard Shortcuts</attribute>
<attribute name="action">app.shortcuts</attribute>
</item>
</section>
</menu>
from gi.repository import Adw, Gio
class MyApp(Adw.Application):
def __init__(self):
super().__init__(application_id='org.example.MyApp')
self.create_action('shortcuts', self._on_shortcuts)
class MyWindow(Adw.ApplicationWindow):
def __init__(self, **kwargs):
super().__init__(**kwargs)
show_prefs = Gio.SimpleAction.new('show-preferences', None)
show_prefs.connect('activate', self._on_preferences)
self.add_action(show_prefs)
def _on_preferences(self, action, param):
builder = Gtk.Builder.new_from_resource('/org/example/MyApp/preferences.ui')
dialog = builder.get_object('preferences_dialog')
dialog.present(self)
GSettings *settings = g_settings_new ("org.example.MyApp");
g_settings_bind (settings, "dark-mode", switch, "active", G_SETTINGS_BIND_DEFAULT);
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Implement GNOME's 4-tier destructive-action pattern: undo toasts instead of confirmation dialogs, AdwAlertDialog for irreversible actions. Use when adding delete, remove, clear, or other destructive actions.
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Loading, empty, and error states with AdwStatusPage and AdwSpinner — placeholder icons, titles, action buttons. Use when an app view can be empty, loading, or failed.
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