/*******************************************************************************

 * Copyright (c) 2010 Symbian Foundation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of the License "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Symbian Foundation - initial contribution.

 * Contributors:

 * Description:

 * Overview:

 * Details:

 * Platforms/Drives/Compatibility:

 * Assumptions/Requirement/Pre-requisites:

 * Failures and causes:

 *******************************************************************************/

function EmulatorMenu() {

	this.is_menu_visible = false; // true/false

	this.is_softkeys_visible = false; // true : only when MenuItem's are

										// displayed

	this.softkeys_visibility = true; // true/false : for hide/show SFK's

	this.is_dimmed = false;

	this.is_rsk_overridden = false;

	this.log_counter = 1;

	this.enable_log = false;

	this.rsk_label = '';

	this.rsk_event = false;

	this.highlighted_item = null;

	this.lskCallback = null;

	this.innerLskCallback = null;

	this.rskCallback = null;

}

EmulatorMenu.prototype.hide = function() {

	$("#MenuItemsArea").fadeIn("slow");

	// Hide the SFK's If user hidden them from his code

	if (NOKIA.menu.softkeys_visibility)

		$("#SoftKeysArea").fadeIn("slow");

	NOKIA.menu.is_softkeys_visible = false;

};

EmulatorMenu.prototype.log = function(str) {

	if (!this.enable_log)

		return false;

	NOKIA.layout.log("log", NOKIA.menu.log_counter + ' ' + str);

	NOKIA.layout.log("log", 'is_rsk_overridden: '

			+ NOKIA.menu.is_rsk_overridden);

	NOKIA.layout.log("log", 'rsk_label: ' + NOKIA.menu.rsk_label);

	NOKIA.layout.log("log", 'rsk_event: ' + NOKIA.menu.rsk_event);

	NOKIA.menu.log_counter++;

};

EmulatorMenu.prototype.show = function() {

	if (NOKIA.menu.is_dimmed)

		return false;

	NOKIA.menu.showSoftKeys();

	NOKIA.menu.is_menu_visible = true;

	$("#MenuItemsArea").show();

	NOKIA.menu.highlighted_item = $("#MenuItemsArea > ul > li")[0];

	NOKIA.menu.highlighted_item.className = 'active';

	$("#MenuItemsArea > ul > li").mouseover(function() {

		if (NOKIA.menu.highlighted_item != null) {

			NOKIA.menu.highlighted_item.className = '';

			NOKIA.menu.highlighted_item = null;

		}

		NOKIA.menu.highlighted_item = this;

		NOKIA.menu.highlighted_item.className = 'active';

	});

	$("#SoftKeysArea").mouseout(function() {

		if (!NOKIA.menu.is_menu_visible) {

			return false;

		}

		if (NOKIA.helper.intervalId) {

			clearInterval(NOKIA.helper.intervalId);

		}

		NOKIA.helper.intervalId = setTimeout(function() {

			NOKIA.menu.cancel();

		}, 500);

	});

	// Change the label "Options" to "Select" to LSK

	$("#LskLabel > a")[0].innerHTML = "Select";

	NOKIA.menu.setInnerLsk(NOKIA.menu.selectMenu);

	// Change the label "Exit" to "Cancel" to RSK

	$("#RskLabel > a")[0].innerHTML = 'Cancel';

	NOKIA.menu.setInnerRsk(NOKIA.menu.cancel);

	NOKIA.emulator.setMenuItemsStyle();

};

EmulatorMenu.prototype.selectMenu = function() {

	try {

		if (typeof NOKIA.menu.highlighted_item.onclick != 'undefined') {

			eval(NOKIA.menu.highlighted_item.onclick)();

		}

	} catch (e) {

	}

	// NOKIA.menu.cancel();

};

EmulatorMenu.prototype.cancel = function() {

	if (NOKIA.menu.is_dimmed)

		return false;

	NOKIA.menu.hideSoftKeys();

	NOKIA.menu.is_menu_visible = false;

	$("#MenuItemsArea").hide();

	// Reset the "OPTION" label to LSK

	$("#LskLabel > a")[0].innerHTML = 'Options';

	NOKIA.menu.setInnerLsk(NOKIA.emulator.child.menu.show);

	// Change the label "CANCEL" to "EXIT" to RSK

	if (!NOKIA.menu.is_rsk_overridden) {

		$("#RskLabel > a")[0].innerHTML = 'Exit';

		NOKIA.menu.setInnerRsk(NOKIA.menu.exit);

	} else {

		$("#RskLabel > a")[0].innerHTML = NOKIA.menu.rsk_label;

		NOKIA.menu.setInnerRsk(NOKIA.menu.rsk_event);

	}

};

EmulatorMenu.prototype.exit = function() {

	if (NOKIA.menu.is_dimmed)

		return false;

	if (NOKIA.helper.setHomeScreen())

		return false;

	// clear the Menu Settings

	NOKIA.menu.cancel();

	NOKIA.emulator.child.menu.setRightSoftkeyLabel('', null);

	NOKIA.emulator.child.menu.items = [];

	NOKIA.menu.softkeys_visibility = false;

	// Hide Widget DIV

	NOKIA.menu.hideSoftKeys();

	NOKIA.menu.setInnerLsk(function() {

	});

	NOKIA.menu.setInnerRsk(function() {

	});

	$("#WidgetArea").hide();

	// Show Icon

	var style = NOKIA.deviceList[NOKIA.currentDevice][NOKIA.mode]['style'];

	$('#IconArea').css( {

		'width' : '100%',

		'height' : style['widget']['height'] + 'px',

		'float' : style['widget']['float']

	});

	$('#IconArea')[0].className = NOKIA.mode + NOKIA.currentDevice;

	var img = document.createElement('img');

	img.src = NOKIA.emulator.iconFile;

	img.border = 0;

	var div = document.createElement('div');

	var p = document.createElement('p');

	if (NOKIA.emulator.plist.DisplayName.length <= 12)

		p.innerHTML = NOKIA.emulator.plist.DisplayName;

	else

		p.innerHTML = NOKIA.emulator.plist.DisplayName.substr(0, 11) + '...';

	div.className = 'IconFile';

	div.style.marginTop = parseInt(parseInt(style['widget']['height'] / 2) - 80)

			+ 'px';

	div.appendChild(img);

	img.onclick = function() {

		// close the console DIV

		NOKIA.layout._console_enabled = false;

		NOKIA.layout.render();

		$("#loaderDiv").html("Application is loading. Please wait...");

		$("#loaderDiv")[0].className = 'green';

		$("#loaderDiv").show();

		window.setTimeout(function() {

			document.location = document.location;

		}, 3000);

	};

	div.appendChild(p);

	$("#loaderDiv").html("Click on Icon to Launch Application");

	$("#loaderDiv").show();

	$("#loaderDiv")[0].className = 'yellow';

	$('#IconArea').append(div);

	$('#IconArea').show();

	NOKIA.menu.is_dimmed = true;

};

EmulatorMenu.prototype.initLsk = function() {

	// for RSK

	$('#LskArea')[0].onclick = function() {

		NOKIA.menu.lsk();

	};

	$('#LskLabel > a')[0].onclick = function() {

		NOKIA.menu.lsk();

	};

	return true;

};

EmulatorMenu.prototype.initRsk = function() {

	// for RSK

	$('#RskArea')[0].onclick = function() {

		NOKIA.menu.rsk();

	};

	$('#RskLabel > a')[0].onclick = function() {

		NOKIA.menu.rsk();

	};

	return true;

};

EmulatorMenu.prototype.lsk = function() {

	if (!this.is_dimmed)

		if (this.lskCallback != null) {

			window.setTimeout(this.lskCallback, 10);

		} else {

			this.innerLskCallback();

		}

};

EmulatorMenu.prototype.rsk = function() {

	if (!this.is_dimmed)

		if (this.rskCallback != null) {

			window.setTimeout(this.rskCallback, 10);

		} else {

			this.innerRskCallback();

		}

};

EmulatorMenu.prototype.setInnerLsk = function(func) {

	this.innerLskCallback = func;

	this.initLsk();

	return true;

};

EmulatorMenu.prototype.setLsk = function(func) {

	this.lskCallback = func;

	return true;

};

EmulatorMenu.prototype.setInnerRsk = function(func) {

	this.innerRskCallback = func;

	this.initRsk();

	return true;

};

EmulatorMenu.prototype.setRsk = function(func) {

	this.rskCallback = func;

	return true;

};

EmulatorMenu.prototype.render = function() {

	if (!NOKIA.menu.softkeys_visibility)

		NOKIA.menu.hideSoftKeys();

	else

		NOKIA.menu.showSoftKeys();

	NOKIA.emulator.setWidgetStyle();

};

EmulatorMenu.prototype.init = function() {

	NOKIA.menu.render();

};

EmulatorMenu.prototype.createSFKArea = function() {

	var a = $('#SoftKeys > a');

	a.html('');

	var preferences = NOKIA.deviceList[NOKIA.currentDevice][NOKIA.mode];

	var lsk = document.createElement('img');

	lsk.border = "0";

	lsk.id = "LskArea";

	lsk.name = "LskArea";

	lsk.src = "preview/images/TransperantImage.png";

	lsk.style.width = preferences.style.softkeysImg.width;

	lsk.style.height = preferences.style.softkeysImg.height;

	var rsk = document.createElement('img');

	rsk.border = 0;

	rsk.id = "RskArea";

	rsk.name = "RskArea";

	rsk.src = "preview/images/TransperantImage.png";

	rsk.style.width = preferences.style.softkeysImg.width;

	rsk.style.height = preferences.style.softkeysImg.height;

	if (NOKIA.mode == 'portrait') {

		lsk.onclick = function() {

			$("#LskLabel > a").trigger('click');

		};

		a[0].appendChild(lsk);

		rsk.onclick = function() {

			$("#RskLabel > a").trigger('click');

		};

		a[1].appendChild(rsk);

	} else {

		rsk.onclick = function() {

			$("#RskLabel > a").trigger('click');

		};

		a[0].appendChild(rsk);

		lsk.onclick = function() {

			$("#LskLabel > a").trigger('click');

		};

		a[1].appendChild(lsk);

	}

};

EmulatorMenu.prototype.showSoftKeys = function() {

	NOKIA.menu.is_softkeys_visible = true;

	NOKIA.emulator.setWidgetStyle();

	$("#SoftKeysArea").show();

};

EmulatorMenu.prototype.hideSoftKeys = function() {

	// Hide the SFK's If user hidden them from his code

	if (!NOKIA.menu.softkeys_visibility)

		$("#SoftKeysArea").hide();

	NOKIA.menu.is_softkeys_visible = false;

	NOKIA.emulator.setWidgetStyle();

};