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const Signals = imports.signals;
const Main = imports.ui.main;
const Gio = imports.gi.Gio;
const Lang = imports.lang;
const Util = imports.misc.util;
const Meta = imports.gi.Meta;
const MK = imports.gi.CDesktopEnums.MediaKeyType;
const CinnamonDesktop = imports.gi.CinnamonDesktop;
const CUSTOM_KEYS_PARENT_SCHEMA = "org.cinnamon.desktop.keybindings";
const CUSTOM_KEYS_BASENAME = "/org/cinnamon/desktop/keybindings/custom-keybindings";
const CUSTOM_KEYS_SCHEMA = "org.cinnamon.desktop.keybindings.custom-keybinding";
const MEDIA_KEYS_SCHEMA = "org.cinnamon.desktop.keybindings.media-keys";
const OBSOLETE_MEDIA_KEYS = [
MK.VIDEO_OUT,
MK.ROTATE_VIDEO
]
function is_obsolete_mk(key_enum) {
return OBSOLETE_MEDIA_KEYS.includes(key_enum);
};
const iface = "\
<node> \
<interface name='org.cinnamon.SettingsDaemon.KeybindingHandler'> \
<annotation name='org.freedesktop.DBus.GLib.CSymbol' value='csd_media_keys_manager'/> \
<method name='HandleKeybinding'> \
<arg name='type' direction='in' type='u'/> \
</method> \
</interface> \
</node>";
const proxy = Gio.DBusProxy.makeProxyWrapper(iface);
function KeybindingManager() {
this._init();
}
KeybindingManager.prototype = {
_init: function() {
this._proxy = new proxy(Gio.DBus.session,
'org.cinnamon.SettingsDaemon.KeybindingHandler',
'/org/cinnamon/SettingsDaemon/KeybindingHandler');
/* Keep track of bindings so we can a) check if they've change (and avoid the work
* if the haven't), b) handle the callbacks when the keystrokes are captured by
* Main._stageEventHandler.
*
* This dict will contain [name, bindings, callback] and keyed on the id returned by
* add_custom_keybinding. */
this.bindings = new Map();
this.kb_schema = Gio.Settings.new(CUSTOM_KEYS_PARENT_SCHEMA);
this.setup_custom_keybindings();
this.kb_schema.connect("changed::custom-list", Lang.bind(this, this.on_customs_changed));
this.media_key_settings = new Gio.Settings({ schema_id: MEDIA_KEYS_SCHEMA });
this.media_key_settings.connect("changed", Lang.bind(this, this.setup_media_keys));
this.setup_media_keys();
},
on_customs_changed: function(settings, key) {
this.remove_custom_keybindings();
this.setup_custom_keybindings();
},
addHotKey: function(name, bindings_string, callback) {
if (!bindings_string)
return false;
return this.addHotKeyArray(name, bindings_string.split("::"), callback);
},
_lookupEntry: function(name) {
let found = 0;
for (const action_id of this.bindings.keys()) {
let entry = this.bindings.get(action_id);
if (entry !== undefined && entry.name === name) {
return [action_id, entry];
}
}
return [Meta.KeyBindingAction.NONE, undefined];
},
addHotKeyArray: function(name, bindings, callback) {
let [existing_action_id, entry] = this._lookupEntry(name);
if (entry !== undefined) {
if (entry.bindings.toString() === bindings.toString()) {
return true;
}
global.display.remove_keybinding(name);
this.bindings.delete(existing_action_id);
}
if (!bindings) {
global.logError("Missing bindings array for keybinding: " + name);
return false;
}
let empty = true;
for (let i = 0; empty && (i < bindings.length); i++) {
empty = bindings[i].toString().trim() == "";
}
if (empty) {
return true;
}
action_id = global.display.add_custom_keybinding(name, bindings, callback);
// log(`set keybinding: ${name}, bindings: ${bindings} - action id: ${action_id}`);
if (action_id === Meta.KeyBindingAction.NONE) {
global.logError("Warning, unable to bind hotkey with name '" + name + "'. The selected keybinding could already be in use.");
return false;
}
this.bindings.set(action_id, {
"name" : name,
"bindings": bindings,
"callback": callback
});
return true;
},
removeHotKey: function(name) {
let [action_id, entry] = this._lookupEntry(name);
if (entry === undefined) {
return;
}
global.display.remove_keybinding(name);
this.bindings.delete(action_id);
},
setup_custom_keybindings: function() {
let list = this.kb_schema.get_strv("custom-list");
for (let i = 0; i < list.length; i++) {
if (list[i] === "__dummy__") {
continue;
}
let custom_path = CUSTOM_KEYS_BASENAME + "/" + list[i] + "/";
let schema = Gio.Settings.new_with_path(CUSTOM_KEYS_SCHEMA, custom_path);
let command = schema.get_string("command");
let binding = schema.get_strv("binding");
let name = list[i];
this.addHotKeyArray(name, binding, Lang.bind(this, function() {
Util.spawnCommandLine(command);
}))
}
},
remove_custom_keybindings: function() {
for (const action_id of this.bindings.keys()) {
name = this.bindings.get(action_id).name;
if (name && name.indexOf("custom") > -1) {
global.display.remove_keybinding(name);
this.bindings.delete(action_id);
}
}
},
setup_media_keys: function() {
for (let i = 0; i < MK.SEPARATOR; i++) {
if (is_obsolete_mk(i)) {
continue;
}
let bindings = this.media_key_settings.get_strv(CinnamonDesktop.desktop_get_media_key_string(i));
this.addHotKeyArray("media-keys-" + i.toString(),
bindings,
Lang.bind(this, this.on_global_media_key_pressed, i));
}
for (let i = MK.SEPARATOR + 1; i < MK.LAST; i++) {
if (is_obsolete_mk(i)) {
continue;
}
let bindings = this.media_key_settings.get_strv(CinnamonDesktop.desktop_get_media_key_string(i));
this.addHotKeyArray("media-keys-" + i.toString(),
bindings,
Lang.bind(this, this.on_media_key_pressed, i));
}
return true;
},
on_global_media_key_pressed: function(display, window, kb, action) {
// log(`global media key ${display}, ${window}, ${kb}, ${action}`);
this._proxy.HandleKeybindingRemote(action);
},
on_media_key_pressed: function(display, window, kb, action) {
// log(`media key ${display}, ${window}, ${kb}, ${action}`);
if (Main.modalCount == 0 && !Main.overview.visible && !Main.expo.visible)
this._proxy.HandleKeybindingRemote(action);
},
invoke_keybinding_action_by_id: function(id) {
const binding = this.bindings.get(id);
if (binding !== undefined) {
// log(`invoke_keybinding_action_by_id: ${binding.name}, bindings: ${binding.bindings} - action id: ${id}`);
binding.callback(null, null, null);
}
}
};
Signals.addSignalMethods(KeybindingManager.prototype);
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