Add some keys, buttons and scrolls bindings

clapper_src/app.js

@@ -1,4 +1,4 @@
-const { GLib, GObject, Gtk } = imports.gi;
+const { Gdk, GLib, GObject, Gtk } = imports.gi;
 const { Interface } = imports.clapper_src.interface;
 const { Player } = imports.clapper_src.player;
 const { Window } = imports.clapper_src.window;
@@ -57,8 +57,22 @@ var App = GObject.registerClass({
     _onWindowRealize()
     {
         this.player = new Player();
+        this.player.widget.add_events(Gdk.EventMask.SCROLL_MASK);
         this.interface.addPlayer(this.player);
 
+        this.player.connect('warning', this._onPlayerWarning.bind(this));
+        this.player.connect('error', this._onPlayerError.bind(this));
+
+        this.player.widget.connect(
+            'key-press-event', this._onPlayerKeyPressEvent.bind(this)
+        );
+        this.player.widget.connect(
+            'button-press-event', this._onPlayerButtonPressEvent.bind(this)
+        );
+        this.player.widget.connect(
+            'scroll-event', this._onPlayerScrollEvent.bind(this)
+        );
+
         this.player.widget.show_all();
         this.emit('ready', true);
     }
@@ -72,4 +86,93 @@ var App = GObject.registerClass({
         let action = (isFullscreen) ? 'hide' : 'show';
         this.interface.controls[action]();
     }
+
+    _onPlayerKeyPressEvent(self, event)
+    {
+        let [res, key] = event.get_keyval();
+        if(!res) return;
+
+        //let keyName = Gdk.keyval_name(key);
+
+        switch(key) {
+            case Gdk.KEY_space:
+            case Gdk.KEY_Return:
+                this.player.toggle_play();
+                break;
+            case Gdk.KEY_F11:
+                this.window.toggleFullscreen();
+                break;
+            case Gdk.KEY_Escape:
+                if(this.window.isFullscreen)
+                    this.window.unfullscreen();
+                break;
+            default:
+                break;
+        }
+    }
+
+    _onPlayerButtonPressEvent(self, event)
+    {
+        let [res, button] = event.get_button();
+        if(!res) return;
+
+        switch(button) {
+            case Gdk.BUTTON_PRIMARY:
+                if(event.get_event_type() === Gdk.EventType.DOUBLE_BUTTON_PRESS)
+                    this.window.toggleFullscreen();
+                break;
+            case Gdk.BUTTON_SECONDARY:
+                if(event.get_event_type() !== Gdk.EventType.DOUBLE_BUTTON_PRESS)
+                    this.player.toggle_play();
+                break;
+            default:
+                break;
+        }
+    }
+
+    _onPlayerScrollEvent(self, event)
+    {
+        let [res, direction] = event.get_scroll_direction();
+        if(!res) return;
+
+        let type = 'volume';
+        let item = 'Button';
+
+        switch(direction) {
+            case Gdk.ScrollDirection.RIGHT:
+            case Gdk.ScrollDirection.LEFT:
+                type = 'position';
+                item = 'Scale';
+            case Gdk.ScrollDirection.UP:
+            case Gdk.ScrollDirection.DOWN:
+                let value = this.interface.controls[`${type}${item}`].get_value();
+                let maxValue = this.interface.controls[`${type}Adjustment`].get_upper();
+                let increment = this.interface.controls[`${type}Adjustment`].get_page_increment();
+                value += (
+                    direction === Gdk.ScrollDirection.UP
+                    || direction === Gdk.ScrollDirection.RIGHT
+                )
+                    ? increment
+                    : -increment;
+                value = (value < 0)
+                    ? 0
+                    : (value > maxValue)
+                    ? maxValue
+                    : value;
+                this.interface.controls[`${type}${item}`].set_value(value);
+                break;
+            default:
+                break;
+        }
+    }
+
+    _onPlayerWarning(self, error)
+    {
+        log(error.message);
+    }
+
+    _onPlayerError(self, error)
+    {
+        logError(error);
+    }
 });