[gnome-shell/wip/ewlsh/unify-app-menus] Initial experiment unifying app menus.

[Evan Welsh <ewlsh src gnome org>]

commit 170fe945a90cd27684bbe382f07b764c9b6185b1
Author: Evan Welsh <noreply evanwelsh com>
Date:   Sun Jun 21 03:28:17 2020 -0500

    Initial experiment unifying app menus.

 js/ui/appDisplay.js | 122 +++++++++++++++++++++++++++++++++++++++-------------
 js/ui/panel.js      |  77 +++------------------------------
 mutter              |   1 +
 3 files changed, 97 insertions(+), 103 deletions(-)
---
diff --git a/js/ui/appDisplay.js b/js/ui/appDisplay.js
index ff813f3954..5b499dbde3 100644
--- a/js/ui/appDisplay.js
+++ b/js/ui/appDisplay.js
@@ -2185,20 +2185,17 @@ var AppIcon = GObject.registerClass({
     }
 });
 
-var AppIconMenu = class AppIconMenu extends PopupMenu.PopupMenu {
-    constructor(source) {
-        let side = St.Side.LEFT;
-        if (Clutter.get_default_text_direction() == Clutter.TextDirection.RTL)
-            side = St.Side.RIGHT;
-
+var BaseAppMenu = class BaseAppMenu extends PopupMenu.PopupMenu {
+    constructor(source, side) {
         super(source, 0.5, side);
 
-        // We want to keep the item hovered while the menu is up
-        this.blockSourceEvents = true;
-
         this._source = source;
+        this._appSystem = Shell.AppSystem.get_default();
 
-        this.actor.add_style_class_name('app-well-menu');
+        this._appSystem.connect('installed-changed', () => {
+            this._updateDetailsVisibility();
+        });
+        this._updateDetailsVisibility();
 
         // Chain our visibility and lifecycle to that of the source
         this._sourceMappedId = source.connect('notify::mapped', () => {
@@ -2209,14 +2206,50 @@ var AppIconMenu = class AppIconMenu extends PopupMenu.PopupMenu {
             source.disconnect(this._sourceMappedId);
             this.destroy();
         });
+    }
 
-        Main.uiGroup.add_actor(this.actor);
+    _updateDetailsVisibility() {
+        let sw = this._appSystem.lookup_app('org.gnome.Software.desktop');
+        this._detailsItem.visible = sw != null;
+    }
+
+
+    get app() {
+        return null;
+    }
+
+    isEmpty() {
+        const { app } = this;
+
+        if (!app)
+            return true;
+        return super.isEmpty();
+    }
+
+    _updateWindowsSection() {
+        this._windowSection.removeAll();
+
+        if (!this.app)
+            return;
+
+        let windows = this.app.get_windows().filter(
+            w => !w.skip_taskbar);
+        windows.forEach(window => {
+            let title = window.title || this.app.get_name();
+            let item = this._windowSection.addAction(title, event => {
+                Main.activateWindow(window, event.get_time());
+            });
+            let id = window.connect('notify::title', () => {
+                item.label.text = window.title || this.app.get_name();
+            });
+            item.connect('destroy', () => window.disconnect(id));
+        });
     }
 
     _rebuildMenu() {
         this.removeAll();
 
-        let windows = this._source.app.get_windows().filter(
+        let windows = this.app.get_windows().filter(
             w => !w.skip_taskbar);
 
         if (windows.length > 0) {
@@ -2225,33 +2258,29 @@ var AppIconMenu = class AppIconMenu extends PopupMenu.PopupMenu {
                 new PopupMenu.PopupSeparatorMenuItem(_('Open Windows')));
         }
 
-        windows.forEach(window => {
-            let title = window.title
-                ? window.title : this._source.app.get_name();
-            let item = this._appendMenuItem(title);
-            item.connect('activate', () => {
-                this.emit('activate-window', window);
-            });
-        });
+        this._windowSection = new PopupMenu.PopupMenuSection();
+        this.addMenuItem(this._windowSection);
+
+        this._updateWindowsSection();
 
-        if (!this._source.app.is_window_backed()) {
+        if (!this.app.is_window_backed()) {
             this._appendSeparator();
 
-            let appInfo = this._source.app.get_app_info();
+            let appInfo = this.app.get_app_info();
             let actions = appInfo.list_actions();
-            if (this._source.app.can_open_new_window() &&
+            if (this.app.can_open_new_window() &&
                 !actions.includes('new-window')) {
                 this._newWindowMenuItem = this._appendMenuItem(_("New Window"));
                 this._newWindowMenuItem.connect('activate', () => {
                     this._source.animateLaunch();
-                    this._source.app.open_new_window(-1);
+                    this.app.open_new_window(-1);
                     this.emit('activate-window', null);
                 });
                 this._appendSeparator();
             }
 
             if (discreteGpuAvailable &&
-                this._source.app.state == Shell.AppState.STOPPED) {
+                this.app.state == Shell.AppState.STOPPED) {
                 const appPrefersNonDefaultGPU = appInfo.get_boolean('PrefersNonDefaultGPU');
                 const gpuPref = appPrefersNonDefaultGPU
                     ? Shell.AppLaunchGpu.DEFAULT
@@ -2261,7 +2290,7 @@ var AppIconMenu = class AppIconMenu extends PopupMenu.PopupMenu {
                     : _('Launch using Discrete Graphics Card'));
                 this._onGpuMenuItem.connect('activate', () => {
                     this._source.animateLaunch();
-                    this._source.app.launch(0, -1, gpuPref);
+                    this.app.launch(0, -1, gpuPref);
                     this.emit('activate-window', null);
                 });
             }
@@ -2273,7 +2302,7 @@ var AppIconMenu = class AppIconMenu extends PopupMenu.PopupMenu {
                     if (action == 'new-window')
                         this._source.animateLaunch();
 
-                    this._source.app.launch_action(action, event.get_time(), -1);
+                    this.app.launch_action(action, event.get_time(), -1);
                     this.emit('activate-window', null);
                 });
             }
@@ -2283,19 +2312,19 @@ var AppIconMenu = class AppIconMenu extends PopupMenu.PopupMenu {
             if (canFavorite) {
                 this._appendSeparator();
 
-                let isFavorite = AppFavorites.getAppFavorites().isFavorite(this._source.app.get_id());
+                let isFavorite = AppFavorites.getAppFavorites().isFavorite(this._app.get_id());
 
                 if (isFavorite) {
                     let item = this._appendMenuItem(_("Remove from Favorites"));
                     item.connect('activate', () => {
                         let favs = AppFavorites.getAppFavorites();
-                        favs.removeFavorite(this._source.app.get_id());
+                        favs.removeFavorite(this.app.get_id());
                     });
                 } else {
                     let item = this._appendMenuItem(_("Add to Favorites"));
                     item.connect('activate', () => {
                         let favs = AppFavorites.getAppFavorites();
-                        favs.addFavorite(this._source.app.get_id());
+                        favs.addFavorite(this.app.get_id());
                     });
                 }
             }
@@ -2304,7 +2333,7 @@ var AppIconMenu = class AppIconMenu extends PopupMenu.PopupMenu {
                 this._appendSeparator();
                 let item = this._appendMenuItem(_("Show Details"));
                 item.connect('activate', async () => {
-                    let id = this._source.app.get_id();
+                    let id = this.app.get_id();
                     let args = GLib.Variant.new('(ss)', [id, '']);
                     const bus = await Gio.DBus.get(Gio.BusType.SESSION, null);
                     bus.call(
@@ -2316,7 +2345,17 @@ var AppIconMenu = class AppIconMenu extends PopupMenu.PopupMenu {
                         null, 0, -1, null);
                     Main.overview.hide();
                 });
+
+                this._detailsItem = item;
             }
+
+            this._appendSeparator();
+            
+            let item = this._appendMenuItem(_("Quit"));
+            
+            item.connect('activate', () => {
+                this.app.request_quit();
+            });
         }
     }
 
@@ -2339,6 +2378,27 @@ var AppIconMenu = class AppIconMenu extends PopupMenu.PopupMenu {
 };
 Signals.addSignalMethods(AppIconMenu.prototype);
 
+var AppIconMenu = class AppIconMenu extends BaseAppMenu {
+    constructor(source) {
+        let side = St.Side.LEFT;
+        if (Clutter.get_default_text_direction() == Clutter.TextDirection.RTL)
+            side = St.Side.RIGHT;
+
+        super(source, side);
+
+        // We want to keep the item hovered while the menu is up
+        this.blockSourceEvents = true;
+
+        this.actor.add_style_class_name('app-well-menu');
+
+        Main.uiGroup.add_actor(this.actor);
+    }
+
+    get app() {
+        return this._source.app;
+    }
+}
+
 var SystemActionIcon = GObject.registerClass(
 class SystemActionIcon extends Search.GridSearchResult {
     activate() {
diff --git a/js/ui/panel.js b/js/ui/panel.js
index 8f7dc95c04..f7b2d3ce3c 100644
--- a/js/ui/panel.js
+++ b/js/ui/panel.js
@@ -5,6 +5,7 @@ const { Atk, Clutter, Gio, GLib, GObject, Meta, Shell, St } = imports.gi;
 const Cairo = imports.cairo;
 
 const Animation = imports.ui.animation;
+const AppDisplay = imports.ui.appDisplay;
 const Config = imports.misc.config;
 const CtrlAltTab = imports.ui.ctrlAltTab;
 const DND = imports.ui.dnd;
@@ -60,69 +61,20 @@ function _unpremultiply(color) {
     return new Clutter.Color({ red, green, blue, alpha: color.alpha });
 }
 
-class AppMenu extends PopupMenu.PopupMenu {
+class AppMenu extends AppDisplay.BaseAppMenu {
     constructor(sourceActor) {
-        super(sourceActor, 0.5, St.Side.TOP);
+        super(sourceActor, St.Side.TOP);
 
         this.actor.add_style_class_name('app-menu');
 
         this._app = null;
-        this._appSystem = Shell.AppSystem.get_default();
 
         this._windowsChangedId = 0;
 
-        /* Translators: This is the heading of a list of open windows */
-        this.addMenuItem(new PopupMenu.PopupSeparatorMenuItem(_("Open Windows")));
-
-        this._windowSection = new PopupMenu.PopupMenuSection();
-        this.addMenuItem(this._windowSection);
-
-        this.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());
-
-        this._newWindowItem = this.addAction(_("New Window"), () => {
-            this._app.open_new_window(-1);
-        });
-
-        this.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());
-
-        this._actionSection = new PopupMenu.PopupMenuSection();
-        this.addMenuItem(this._actionSection);
-
-        this.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());
-
-        this._detailsItem = this.addAction(_('Show Details'), async () => {
-            let id = this._app.get_id();
-            let args = GLib.Variant.new('(ss)', [id, '']);
-            const bus = await Gio.DBus.get(Gio.BusType.SESSION, null);
-            bus.call(
-                'org.gnome.Software',
-                '/org/gnome/Software',
-                'org.gtk.Actions', 'Activate',
-                new GLib.Variant('(sava{sv})', ['details', [args], null]),
-                null, 0, -1, null);
-        });
-
-        this.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());
-
-        this.addAction(_("Quit"), () => {
-            this._app.request_quit();
-        });
-
-        this._appSystem.connect('installed-changed', () => {
-            this._updateDetailsVisibility();
-        });
-        this._updateDetailsVisibility();
-    }
-
-    _updateDetailsVisibility() {
-        let sw = this._appSystem.lookup_app('org.gnome.Software.desktop');
-        this._detailsItem.visible = sw != null;
     }
 
-    isEmpty() {
-        if (!this._app)
-            return true;
-        return super.isEmpty();
+    get app() {
+        return this._app;
     }
 
     setApp(app) {
@@ -157,25 +109,6 @@ class AppMenu extends PopupMenu.PopupMenu {
         this._newWindowItem.visible =
             app && app.can_open_new_window() && !actions.includes('new-window');
     }
-
-    _updateWindowsSection() {
-        this._windowSection.removeAll();
-
-        if (!this._app)
-            return;
-
-        let windows = this._app.get_windows();
-        windows.forEach(window => {
-            let title = window.title || this._app.get_name();
-            let item = this._windowSection.addAction(title, event => {
-                Main.activateWindow(window, event.get_time());
-            });
-            let id = window.connect('notify::title', () => {
-                item.label.text = window.title || this._app.get_name();
-            });
-            item.connect('destroy', () => window.disconnect(id));
-        });
-    }
 }
 
 /**
diff --git a/mutter b/mutter
new file mode 160000
index 0000000000..1551b6d386
--- /dev/null
+++ b/mutter
@@ -0,0 +1 @@
+Subproject commit 1551b6d386ca8e29abf5a057feb46c753c4e4b7d