Add Show Desktop to app grid right click

Closes #36

README.md

@@ -31,6 +31,7 @@ The easiest way to install Dash-to-Panel is from [Gnome Shell Extensions](https:
 * Set main panel position (top or bottom) and height
 * Configure clock location
 * Remove "Show Apps" icon from dash
+* Add "Show Desktop" button to panel
 * Hide Activities and App Menu buttons from panel
 * Isolate running apps in workspaces
 * Assign click behaviors (launch new window, cycle open windows, minimize, etc)
@@ -91,4 +92,4 @@ Ideas for recursing child actors and assigning inline styles are based on code f
 Thanks to the following people for contributing via pull requests:
 - @franglais125 for launching apps by number (w/ overlay)
 - @robrobinbin for configuring appMenu on/off in the panel
-- @frnogueira for translations
+- @frnogueira, @zeten30 for translations

appIcons.js

@@ -1210,10 +1210,15 @@ const MyShowAppsIconMenu = new Lang.Class({
     _redisplay: function() {
         this.removeAll();
 
-        let item = this._appendMenuItem('Dash to Panel ' + _('Settings'));
-
-        item.connect('activate', function () {
+        let settingsMenuItem = this._appendMenuItem('Dash to Panel ' + _('Settings'));
+        settingsMenuItem.connect('activate', function () {
             Util.spawn(["gnome-shell-extension-prefs", Me.metadata.uuid]);
         });
+
+        if(this._source._dtpPanel) {
+            this._appendSeparator();
+            let item = this._appendMenuItem(this._source._dtpPanel._restoreWindowList ? _('Restore Windows') : _('Show Desktop'));
+            item.connect('activate', Lang.bind(this._source._dtpPanel, this._source._dtpPanel._onShowDesktopButtonPress));
+        }
     }
 });

panel.js

@@ -127,6 +127,9 @@ const dtpPanel = new Lang.Class({
 
         // sync hover after a popupmenu is closed
         this.taskbar.connect('menu-closed', Lang.bind(this, function(){this.container.sync_hover();}));
+        
+        if(this.taskbar._showAppsIcon)
+            this.taskbar._showAppsIcon._dtpPanel = this;
 
         this._signalsHandler = new Convenience.GlobalSignalsHandler();
         this._signalsHandler.add(
@@ -450,6 +453,8 @@ const dtpPanel = new Lang.Class({
                     Main.activateWindow(w);
             });
             this._restoreWindowList = null;
+
+            Main.overview.hide();
         } else {
             let current_workspace = global.screen.get_active_workspace();
             let windows = current_workspace.list_windows().filter(function (w) {
@@ -460,7 +465,7 @@ const dtpPanel = new Lang.Class({
             windows.forEach(function(w) {
                 w.minimize();
             });
-
+            
             this._restoreWindowList = windows;
 
             Mainloop.timeout_add(0, Lang.bind(this, function () {
@@ -468,6 +473,8 @@ const dtpPanel = new Lang.Class({
                     this._restoreWindowList = null;
                 }));
             }));
+
+            Main.overview.hide();
         }
     }
 });

schemas/org.gnome.shell.extensions.dash-to-panel.gschema.xml

@@ -143,7 +143,7 @@
       <description>Show activities button on the left hand side of the taskbar</description>
     </key>
     <key type="b" name="show-showdesktop-button">
-      <default>true</default>
+      <default>false</default>
       <summary>Show desktop button</summary>
       <description>Show button on right side of bar that minimizes/restores all visible windows on current workspace</description>
     </key>