mep-feature-contextmenu.js 4.21 KB
/*
* ContextMenu Plugin
* 
*
*/

(function($) {

$.extend(mejs.MepDefaults,
	{ 'contextMenuItems': [
		// demo of a fullscreen option
		{ 
			render: function(player) {
				
				// check for fullscreen plugin
				if (typeof player.enterFullScreen == 'undefined')
					return null;
			
				if (player.isFullScreen) {
					return "Turn off Fullscreen";
				} else {
					return "Go Fullscreen";
				}
			},
			click: function(player) {
				if (player.isFullScreen) {
					player.exitFullScreen();
				} else {
					player.enterFullScreen();
				}
			}
		}
		,
		// demo of a mute/unmute button
		{ 
			render: function(player) {
				if (player.media.muted) {
					return "Unmute";
				} else {
					return "Mute";
				}
			},
			click: function(player) {
				if (player.media.muted) {
					player.setMuted(false);
				} else {
					player.setMuted(true);
				}
			}
		},
		// separator
		{
			isSeparator: true
		}
		,
		// demo of simple download video
		{ 
			render: function(player) {
				return "Download Video";
			},
			click: function(player) {
				window.location.href = player.media.currentSrc;
			}
		}	
	]}
);


	$.extend(MediaElementPlayer.prototype, {
		buildcontextmenu: function(player, controls, layers, media) {
			
			// create context menu
			player.contextMenu = $('<div class="mejs-contextmenu"></div>')
								.appendTo($('body'))
								.hide();
			
			// create events for showing context menu
			player.container.bind('contextmenu', function(e) {
				if (player.isContextMenuEnabled) {
					e.preventDefault();
					player.renderContextMenu(e.clientX-1, e.clientY-1);
					return false;
				}
			});
			player.container.bind('click', function() {
				player.contextMenu.hide();
			});	
			player.contextMenu.bind('mouseleave', function() {

				//console.log('context hover out');
				player.startContextMenuTimer();
				
			});		
		},

		cleancontextmenu: function(player) {
			player.contextMenu.remove();
		},
		
		isContextMenuEnabled: true,
		enableContextMenu: function() {
			this.isContextMenuEnabled = true;
		},
		disableContextMenu: function() {
			this.isContextMenuEnabled = false;
		},
		
		contextMenuTimeout: null,
		startContextMenuTimer: function() {
			//console.log('startContextMenuTimer');
			
			var t = this;
			
			t.killContextMenuTimer();
			
			t.contextMenuTimer = setTimeout(function() {
				t.hideContextMenu();
				t.killContextMenuTimer();
			}, 750);
		},
		killContextMenuTimer: function() {
			var timer = this.contextMenuTimer;
			
			//console.log('killContextMenuTimer', timer);
			
			if (timer != null) {				
				clearTimeout(timer);
				delete timer;
				timer = null;
			}
		},		
		
		hideContextMenu: function() {
			this.contextMenu.hide();
		},
		
		renderContextMenu: function(x,y) {
			
			// alway re-render the items so that things like "turn fullscreen on" and "turn fullscreen off" are always written correctly
			var t = this,
				html = '',
				items = t.options.contextMenuItems;
			
			for (var i=0, il=items.length; i<il; i++) {
				
				if (items[i].isSeparator) {
					html += '<div class="mejs-contextmenu-separator"></div>';
				} else {
				
					var rendered = items[i].render(t);
				
					// render can return null if the item doesn't need to be used at the moment
					if (rendered != null) {
						html += '<div class="mejs-contextmenu-item" data-itemindex="' + i + '" id="element-' + (Math.random()*1000000) + '">' + rendered + '</div>';
					}
				}
			}
			
			// position and show the context menu
			t.contextMenu
				.empty()
				.append($(html))
				.css({top:y, left:x})
				.show();
				
			// bind events
			t.contextMenu.find('.mejs-contextmenu-item').each(function() {
							
				// which one is this?
				var $dom = $(this),
					itemIndex = parseInt( $dom.data('itemindex'), 10 ),
					item = t.options.contextMenuItems[itemIndex];
				
				// bind extra functionality?
				if (typeof item.show != 'undefined')
					item.show( $dom , t);
				
				// bind click action
				$dom.click(function() {			
					// perform click action
					if (typeof item.click != 'undefined')
						item.click(t);
					
					// close
					t.contextMenu.hide();				
				});				
			});	
			
			// stop the controls from hiding
			setTimeout(function() {
				t.killControlsTimer('rev3');	
			}, 100);
						
		}
	});
	
})(mejs.$);