[keysnail] open extensions dialog

ks-open-ext-dialog.js

ext.add("open-extension-dialog", function(ev, arg) {
    var wm =  Components.classes['@mozilla.org/appshell/window-mediator;1'].getService(Components.interfaces.nsIWindowMediator);

	OpenAddonsMgr = function(type, typeUrl) {
		var extensionManager = wm.getMostRecentWindow("Extension:Manager");
		if (extensionManager) {
			extensionManager.focus();
			extensionManager.showView(type);
		} else {
			var addonManager = wm.getMostRecentWindow("Addons:Manager");
			if (addonManager) {
				addonManager.focus();
				addonManager.gViewController.loadView(typeUrl);
			} else {
				//var contents = toolbar_buttons.getUrlContents("chrome://mozapps/content/extensions/extensions.xul");
				window.openDialog(
					"chrome://mozapps/content/extensions/extensions.xul", 
					"",
					"chrome,menubar,extra-chrome,toolbar,dialog=no,resizable,width=1024,height=768,centerscreen", 
					//contents.match("Addons:Manager") ? {"view" :typeUrl} : type);
					{"view" :typeUrl});
			}
		}
    };
    OpenAddonsMgr('extensions', 'addons://list/extension');	            
}, "Open the Addons Manager.");