Miscellany

Index: VolumeButton.cs
===================================================================
RCS file: /cvs/gnome/muine/src/VolumeButton.cs,v
retrieving revision 1.16
diff -u -B -u -p -r1.16 VolumeButton.cs
--- VolumeButton.cs	9 Sep 2006 00:35:36 -0000	1.16
+++ VolumeButton.cs	20 Nov 2006 03:16:25 -0000
@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2004 Ross Girshick <ross.girshick@gmail.com>
+ * Copyright (C) 2006 Luis Medinas <metalgod@gentoo.org>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
@@ -36,9 +37,12 @@ namespace Muine
 		// Widgets
 		private Image icon;
 		private Window popup;
+		private VScale scale;
 		
 		// Variables
 		private int volume;
+		private bool button_pressed;
+		private uint timeoutId = 0;
 
 		// Variables :: revert_volume
 		// 	Volume to restore to if the user rejects the slider changes.
@@ -92,6 +96,8 @@ namespace Muine
 		private void ShowScale ()
 		{
 			revert_volume = this.Volume;
+			Label label;
+			Button button;
 
 			// Popup
 			popup = new Window (WindowType.Popup);
@@ -110,19 +116,12 @@ namespace Muine
 			box.Show();
 			frame.Add (box);
 
-			// +
-			Gtk.Label plus_label = new Gtk.Label ("+");
-			plus_label.Show ();
-			box.PackStart (plus_label, false, true, 0);
-
 			// Adjustment
 			Adjustment adj = new Adjustment (volume, 0, 100, 5, 10, 0);		
 
 			// Scale
-			VScale scale = new VScale (adj);
-
-			scale.ValueChanged  += OnScaleValueChanged;
-			scale.KeyPressEvent += OnScaleKeyPressEvent;
+			scale = new VScale (adj);
+			scale.ValueChanged += new EventHandler (OnScaleValueChanged);
 
 			scale.Adjustment.Upper = 100.0;
 			scale.Adjustment.Lower =   0.0;
@@ -132,13 +131,31 @@ namespace Muine
 
 			scale.Show ();
 
-			box.PackStart (scale, true, true, 0);
+			// +
+			label = new Label();
+            		label.Markup = "+";
+			button = new Button(label);
+			button.Relief = ReliefStyle.None;
+			button.Pressed += new EventHandler (OnPlusButtonPressed);
+			button.Released += new EventHandler (OnButtonReleased);
+			button.ScrollEvent += new ScrollEventHandler (OnScrollEvent);
+			button.KeyPressEvent += new KeyPressEventHandler (delegate (object o, KeyPressEventArgs args) { OnKeyPress (o, args, 1)});;
+			button.ShowAll();
+			box.PackStart (button, false, true, 0);	
 
 			// -
-			Gtk.Label minus_label = new Gtk.Label ("-");
-			minus_label.Show ();
-			box.PackEnd (minus_label, false, true, 0);
-
+			label = new Label();
+           		label.Markup = "-";
+			button = new Button(label);
+			button.Relief = ReliefStyle.None;
+			button.Pressed += new EventHandler (OnMinusButtonPressed);
+			button.Released += new EventHandler (OnButtonReleased);
+			button.ScrollEvent += new ScrollEventHandler (OnScrollEvent);
+			button.KeyPressEvent += new KeyPressEventHandler (delegate (object o, KeyPressEventArgs args) { OnKeyPress (o, args, -1)});
+			button.ShowAll();
+			box.PackEnd (button, false, true, 0);
+			
+			box.PackStart (scale, true, true, 0);
 
 			Requisition req = SizeRequest ();
 
@@ -151,7 +168,7 @@ namespace Muine
 			popup.Move (x + Allocation.X, y + Allocation.Y + req.Height);
 			popup.Show ();
 
-			popup.GrabFocus ();
+			scale.GrabFocus ();
 
 			Grab.Add (popup);
 
@@ -260,6 +277,39 @@ namespace Muine
 				break;
 			}
 		}
+		private void OnKeyPressEvent (object obj, KeyPressEventArgs args, int adjust)
+		{
+			switch (args.Event.Key) {
+			case Gdk.Key.Escape:
+				HideScale ();
+		
+				break;
+			case Gdk.Key.Return:
+				AdjustVolume (direction);
+
+				break;
+			default:
+				break;
+			}
+		}
+
 
 		// Handlers :: OnPopupButtonPressEvent
 		private void OnPopupButtonPressEvent
@@ -269,6 +319,64 @@ namespace Muine
 				return;
 
 			HideScale ();
+		}
+
+		private void OnPlusButtonPressed (object obj, EventArgs args)
+		{
+			button_pressed = true;
+			OnPlusButtonPressedTimeout();
+		}
+
+		private void OnMinusButtonPressed (object obj, EventArgs args)
+		{
+			button_pressed = true;
+			OnMinusButtonPressedTimeout();
+		}
+
+		private bool OnPlusButtonPressedTimeout () {
+			if (button_pressed) {
+				AdjustVolume (1);
+
+				if (timeoutId == 0) {
+					timeoutId = GLib.Timeout.Add(250, OnPlusButtonPressedTimeout);
+				}
+			}
+			return button_pressed;
+		}
+
+		private bool OnMinusButtonPressedTimeout () {
+			if (button_pressed) {
+				AdjustVolume (-1);
+
+				if (timeoutId == 0) {
+					timeoutId = GLib.Timeout.Add(250, OnMinusButtonPressedTimeout);
+				}
+			}
+			return button_pressed;
+		}
+
+		private void OnButtonReleased (object obj, EventArgs args) {
+			button_pressed = false;
+			if (timeoutId > 0) {
+				GLib.Source.Remove(timeoutId);
+				timeoutId = 0;
+			}
+		}
+
+		private void AdjustVolume (int direction) {
+			int vol = Volume + direction * 10;
+
+			// A CLAMP equiv doesn't seem to exist ... doing that manually
+			vol = Math.Min (100, vol);
+			vol = Math.Max (0, vol);
+
+			Volume = vol;
+
+			if (scale != null) {
+				scale.Value = vol;
+			} else {
+				VolumeChanged (Volume);
+			}
 		}
 	}
 }