/*
 *  AlbumArt Banshee Plugin, Copyright (c) 2006 Nick Bargnesi
 *  nick at den-4.com
 *
 *  THIS FILE IS LICENSED UNDER THE MIT LICENSE AS OUTLINED IMMEDIATELY BELOW: 
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a
 *  copy of this software and associated documentation files (the "Software"),  
 *  to deal in the Software without restriction, including without limitation  
 *  the rights to use, copy, modify, merge, publish, distribute, sublicense,  
 *  and/or sell copies of the Software, and to permit persons to whom the  
 *  Software is furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in 
 *  all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
 *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
 *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
 *  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
 *  DEALINGS IN THE SOFTWARE.
 *
 *  Author's note:
 *  	AlbumArt borrows heavily from the code found in the sample plugin
 *  	for Banshee, the TrackInfoPopup class contained in the Banshee.Widgets package,
 *  	the NotificationAreaIconPlugin, and bits of the Wikimedia plugin.
 *
 *  	My thanks to all authors for allowing an ex-KDE/amaroK user to "scratch an itch".
 */

using System;
using Gtk;
using Gdk;
using GConf;
using Mono.Unix;

using Banshee.Base;
using Banshee.Sources;
using Banshee.MediaEngine;
using Banshee.Widgets;

namespace Banshee.Plugins.AlbumArt { 

    public class AlbumArtConfigPage : VBox {

		/// <summary>Reference the plugin's properties</summary>
        private AlbumArtPlugin plugin;

		/// <summary>SpinButton widget representing x coordinate position in pixels</summary>
		private SpinButton spinXPosition;

		/// <summary>SpinButton widget representing y coordinate position in pixels</summary>
		private SpinButton spinYPosition;

		/// <summary>SpinButton widget representing size of popup in pixels</summary>
		private SpinButton spinSize;

		/// <summary>ComboBox widget containing CD cases</summary>
		private ComboBox cds;

		/// <summary>CheckButton widget representing whether the popups are sticky</summary>
		private CheckButton stick;

		/// <summary>A cheap way of skipping spinXPosition's changeXPosition event on creation</summary>
		private bool firstXChange;

		/// <summary>A cheap way of skipping spinYPosition's changeYPosition event on creation</summary>
		private bool firstYChange;

		/// <summary>A cheap way of skipping spinSize's changeSize event on creation</summary>
		private bool firstSizeChange;
		
		/// <summary>Creates a VBox widget for Banshee's configuration</summary>
        public AlbumArtConfigPage(AlbumArtPlugin plugin) : base() {
            this.plugin = plugin;
            BuildWidget();
        }
        
		/// <summary>Builds all the widgets and creates the layout</summary>
        private void BuildWidget() {
            Spacing = 10;
            
            VBox box = new VBox();
            box.Spacing = 5;
			HBox firstRow = new HBox(), secondRow = new HBox(), thirdRow = new HBox(), fourthRow = new HBox();
			HBox fifthRow = new HBox();
			firstRow.Spacing = 5;
			secondRow.Spacing = 5;
			thirdRow.Spacing = 5;
			fourthRow.Spacing = 5;
			fifthRow.Spacing = 5;
            
			/* These widgets should realy be aligned, staggered = bad */
			cds = ComboBox.NewText();
			cds.AppendText("Black");
			cds.AppendText("Blue");
			cds.AppendText("Brown");
			cds.AppendText("Red");
			cds.AppendText("White");
            cds.AppendText("Purple");
            cds.AppendText("Green");
			cds.Active = plugin.CD;
			cds.Changed += new EventHandler(onComboBoxChanged);
			spinXPosition = new SpinButton(0, Screen.Width, 1);
			spinYPosition = new SpinButton(0, Screen.Height, 1);
			spinSize = new SpinButton((double) 50, (double) 500, (double) 1);
			stick = new CheckButton("Stick popups to all desktops");
			if (plugin.Stick)
				stick.Active = true;
			spinXPosition.Value = plugin.X;
			spinYPosition.Value = plugin.Y;
			spinSize.Value = plugin.Size;
			firstRow.PackStart(new Label("CD case: "), false, false, 0);
			firstRow.PackStart(cds, false, false, 0);
			secondRow.PackStart(new Label("Horizontal position (pixels): "), false, false, 0);
			secondRow.PackStart(spinXPosition, false, false, 0);
			thirdRow.PackStart(new Label("Vertical position (pixels): "), false, false, 0);
			thirdRow.PackStart(spinYPosition, false, false, 0);
			fourthRow.PackStart(new Label("Size of the popup (pixels): "), false, false, 0);
			fourthRow.PackStart(spinSize, false, false, 0);
			fifthRow.PackStart(stick, false, false, 0);

			spinXPosition.ValueChanged += changeXPosition;
			spinXPosition.FocusInEvent += focusIn;
			spinXPosition.FocusOutEvent += focusOut;
			spinYPosition.ValueChanged += changeYPosition;
			spinYPosition.FocusInEvent += focusIn;
			spinYPosition.FocusOutEvent += focusOut;
			spinSize.ValueChanged += changeSize;
			spinSize.FocusInEvent += focusIn;
			spinSize.FocusOutEvent += focusOut;
			stick.Toggled += toggled;
			stick.FocusInEvent += focusIn;
			stick.FocusOutEvent += focusOut;

			box.PackStart(firstRow, false, false, 0);
			box.PackStart(secondRow, false, false, 0);
			box.PackStart(thirdRow, false, false, 0);
			box.PackStart(fourthRow, false, false, 0);
			box.PackStart(fifthRow, false, false, 0);
            PackStart(box, false, false, 0);
            
            ShowAll();
        }

		/// <summary>Event triggered when the spinXPosition value changes</summary>
		private void changeXPosition(object o, EventArgs args) {
			if (!firstXChange) {
				firstXChange = true;
				return;
			}
			
			plugin.X = spinXPosition.ValueAsInt;
		}

		/// <summary>Event triggered when the spinYPosition value changes</summary>
		private void changeYPosition(object o, EventArgs args) {
			if (!firstYChange) {
				firstYChange = true;
				return;
			}
				
			plugin.Y = spinYPosition.ValueAsInt;
		}
		
		/// <summary>Event triggered when the spinSize value changes</summary>
		private void changeSize(object o, EventArgs args) {
			if (!firstSizeChange) {
				firstSizeChange = true;
				return;
			}
				
			plugin.Size = spinSize.ValueAsInt;
		}

		/// <summary>Event triggered when the cds combo value changes</summary>
		private void onComboBoxChanged(object o, EventArgs args) {
			plugin.CD = cds.Active;
		}

		/// <summary>Event triggered when spinXPosition or spinYPosition receives focus</summary>
		private void focusIn(object o, FocusInEventArgs args) {
			plugin.X = spinXPosition.ValueAsInt;
			plugin.Y = spinYPosition.ValueAsInt;
		}

		/// <summary>Event triggered when spinXPosition or spinYPosition loses focus</summary>
		private void focusOut(object o, FocusOutEventArgs args) {
			plugin.X = spinXPosition.ValueAsInt;
			plugin.Y = spinYPosition.ValueAsInt;
		}

		/// <summary>Event triggered when the check button is toggled</summary>
		private void toggled(object o, EventArgs args) {
			plugin.Stick = stick.Active;
		}
    }
}

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