status/keyboard: Backup the whole MRU list while in password mode

Instead of saving only the current input source when entering password
mode, let's save the whole MRU list so that we can restore it when
returning to normal mode.

This is closer to user expectations since password mode is a transient
and short lived state.

https://bugzilla.gnome.org/show_bug.cgi?id=746605

diff --git a/js/ui/status/keyboard.js b/js/ui/status/keyboard.js
index 6b1c688c27d49464a35747b2292514121aaaa7f1..d357258ded681fa7ac0e746f89cb922acc3f6d81 100644 (file)
--- a/js/ui/status/keyboard.js
+++ b/js/ui/status/keyboard.js
@@ -295,11 +295,11 @@ const InputSourceManager = new Lang.Class({
         this._ibusSources = {};
 
         this._currentSource = null;
-        this._backupSource = null;
 
         // All valid input sources currently in the gsettings
         // KEY_INPUT_SOURCES list ordered by most recently used
         this._mruSources = [];
+        this._mruSourcesBackup = null;
         this._keybindingAction =
             Main.wm.addKeybinding('switch-input-source',
                                   new Gio.Settings({ schema_id: "org.gnome.desktop.wm.keybindings" }),
@@ -516,6 +516,11 @@ const InputSourceManager = new Lang.Class({
 
         this._keyboardManager.setUserLayouts(sourcesList.map(function(x) { return x.xkbId; }));
 
+        if (!this._disableIBus && this._mruSourcesBackup) {
+            this._mruSources = this._mruSourcesBackup;
+            this._mruSourcesBackup = null;
+        }
+
         let mruSources = [];
         for (let i = 0; i < this._mruSources.length; i++) {
             for (let j = 0; j < sourcesList.length; j++)
@@ -527,20 +532,8 @@ const InputSourceManager = new Lang.Class({
         }
         this._mruSources = mruSources.concat(sourcesList);
 
-        if (this._mruSources.length > 0) {
-            if (!this._disableIBus && this._backupSource) {
-                for (let i = 0; i < this._mruSources.length; i++) {
-                    if (this._mruSources[i].type == this._backupSource.type &&
-                        this._mruSources[i].id == this._backupSource.id) {
-                        let currentSource = this._mruSources.splice(i, 1);
-                        this._mruSources = currentSource.concat(this._mruSources);
-                        break;
-                    }
-                }
-                this._backupSource = null;
-            }
+        if (this._mruSources.length > 0)
             this._mruSources[0].activate();
-        }
 
         // All ibus engines are preloaded here to reduce the launching time
         // when users switch the input sources.
@@ -605,16 +598,12 @@ const InputSourceManager = new Lang.Class({
             if (this._disableIBus)
                 return;
             this._disableIBus = true;
-            this._backupSource = this._currentSource;
+            this._mruSourcesBackup = this._mruSources.slice();
         } else {
             if (!this._disableIBus)
                 return;
             this._disableIBus = false;
         }
-        // If this._mruSources is not cleared before this.reload() is called,
-        // the order is different from the original one as IM sources will
-        // be appended to XKB sources.
-        this._mruSources = [];
         this.reload();
     },