functions.js

没什么功能

/* Functions for the advimage plugin popup */

var preloadImg = null;
var orgImageWidth, orgImageHeight;

function preinit() {
	// Initialize
	tinyMCE.setWindowArg('mce_windowresize', false);

	// Import external list url javascript
	var url = tinyMCE.getParam("external_image_list_url");
	if (url != null) {
		// Fix relative
		if (url.charAt(0) != '/' && url.indexOf('://') == -1)
			url = tinyMCE.documentBasePath + "/" + url;

		document.write('<sc'+'ript language="javascript" type="text/javascript" src="' + url + '"></sc'+'ript>');
	}
}

function convertURL(url, node, on_save) {
	return eval("tinyMCEPopup.windowOpener." + tinyMCE.settings['urlconverter_callback'] + "(url, node, on_save);");
}

function getImageSrc(str) {
	var pos = -1;

	if (!str)
		return "";

	if ((pos = str.indexOf('this.src=')) != -1) {
		var src = str.substring(pos + 10);

		src = src.substring(0, src.indexOf('\''));

		if (tinyMCE.getParam('convert_urls'))
			src = convertURL(src, null, true);

		return src;
	}

	return "";
}

function init() {
	tinyMCEPopup.resizeToInnerSize();

	var formObj = document.forms[0];
	var inst = tinyMCE.getInstanceById(tinyMCE.getWindowArg('editor_id'));
	var elm = inst.getFocusElement();
	var action = "insert";
	var html = "";

	// Image list src
	html = getImageListHTML('imagelistsrc','src','onSelectMainImage');
	if (html == "")
		document.getElementById("imagelistsrcrow").style.display = 'none';
	else
		document.getElementById("imagelistsrccontainer").innerHTML = html;

	// Image list oversrc
	html = getImageListHTML('imagelistover','onmouseoversrc');
	if (html == "")
		document.getElementById("imagelistoverrow").style.display = 'none';
	else
		document.getElementById("imagelistovercontainer").innerHTML = html;

	// Image list outsrc
	html = getImageListHTML('imagelistout','onmouseoutsrc');
	if (html == "")
		document.getElementById("imagelistoutrow").style.display = 'none';
	else
		document.getElementById("imagelistoutcontainer").innerHTML = html;

	// Src browser
	html = getBrowserHTML('srcbrowser','src','image','advimage');
	document.getElementById("srcbrowsercontainer").innerHTML = html;

	// Over browser
	html = getBrowserHTML('oversrcbrowser','onmouseoversrc','image','advimage');
	document.getElementById("onmouseoversrccontainer").innerHTML = html;

	// Out browser
	html = getBrowserHTML('outsrcbrowser','onmouseoutsrc','image','advimage');
	document.getElementById("onmouseoutsrccontainer").innerHTML = html;

	// Longdesc browser
	html = getBrowserHTML('longdescbrowser','longdesc','file','advimage');
	document.getElementById("longdesccontainer").innerHTML = html;

	// Resize some elements
	if (isVisible('srcbrowser'))
		document.getElementById('src').style.width = '260px';

	if (isVisible('oversrcbrowser'))
		document.getElementById('onmouseoversrc').style.width = '260px';

	if (isVisible('outsrcbrowser'))
		document.getElementById('onmouseoutsrc').style.width = '260px';

	if (isVisible('longdescbrowser'))
		document.getElementById('longdesc').style.width = '180px';

	// Check action
	if (elm != null && elm.nodeName == "IMG")
		action = "update";

	formObj.insert.value = tinyMCE.getLang('lang_' + action, 'Insert', true);

	if (action == "update") {
		var src = tinyMCE.getAttrib(elm, 'src');
		var onmouseoversrc = getImageSrc(tinyMCE.cleanupEventStr(tinyMCE.getAttrib(elm, 'onmouseover')));
		var onmouseoutsrc = getImageSrc(tinyMCE.cleanupEventStr(tinyMCE.getAttrib(elm, 'onmouseout')));

		src = convertURL(src, elm, true);

		// Use mce_src if found
		var mceRealSrc = tinyMCE.getAttrib(elm, 'mce_src');
		if (mceRealSrc != "") {
			src = mceRealSrc;

			if (tinyMCE.getParam('convert_urls'))
				src = convertURL(src, elm, true);
		}

		if (onmouseoversrc != "" && tinyMCE.getParam('convert_urls'))
			onmouseoversrc = convertURL(onmouseoversrc, elm, true);

		if (onmouseoutsrc != "" && tinyMCE.getParam('convert_urls'))
			onmouseoutsrc = convertURL(onmouseoutsrc, elm, true);

		// Setup form data
		var style = tinyMCE.parseStyle(tinyMCE.getAttrib(elm, "style"));

		// Store away old size
		orgImageWidth = trimSize(getStyle(elm, 'width'))
		orgImageHeight = trimSize(getStyle(elm, 'height'));

		formObj.src.value    = src;
		formObj.alt.value    = tinyMCE.getAttrib(elm, 'alt');
		formObj.title.value  = tinyMCE.getAttrib(elm, 'title');
		formObj.border.value = trimSize(getStyle(elm, 'border', 'borderWidth'));
		formObj.vspace.value = tinyMCE.getAttrib(elm, 'vspace');
		formObj.hspace.value = tinyMCE.getAttrib(elm, 'hspace');
		formObj.width.value  = orgImageWidth;
		formObj.height.value = orgImageHeight;
		formObj.onmouseoversrc.value = onmouseoversrc;
		formObj.onmouseoutsrc.value  = onmouseoutsrc;
		formObj.id.value  = tinyMCE.getAttrib(elm, 'id');
		formObj.dir.value  = tinyMCE.getAttrib(elm, 'dir');
		formObj.lang.value  = tinyMCE.getAttrib(elm, 'lang');
		formObj.longdesc.value  = tinyMCE.getAttrib(elm, 'longdesc');
		formObj.usemap.value  = tinyMCE.getAttrib(elm, 'usemap');
		formObj.style.value  = tinyMCE.serializeStyle(style);

		// Select by the values
		if (tinyMCE.isMSIE)
			selectByValue(formObj, 'align', getStyle(elm, 'align', 'styleFloat'));
		else
			selectByValue(formObj, 'align', getStyle(elm, 'align', 'cssFloat'));

		addClassesToList('classlist', 'advimage_styles');

		selectByValue(formObj, 'classlist', tinyMCE.getAttrib(elm, 'class'));
		selectByValue(formObj, 'imagelistsrc', src);
		selectByValue(formObj, 'imagelistover', onmouseoversrc);
		selectByValue(formObj, 'imagelistout', onmouseoutsrc);

		updateStyle();
		showPreviewImage(src, true);
		changeAppearance();

		window.focus();
	} else
		addClassesToList('classlist', 'advimage_styles');

	// If option enabled default contrain proportions to checked
	if (tinyMCE.getParam("advimage_constrain_proportions", true))
		formObj.constrain.checked = true;

	// Check swap image if valid data
	if (formObj.onmouseoversrc.value != "" || formObj.onmouseoutsrc.value != "")
		setSwapImageDisabled(false);
	else
		setSwapImageDisabled(true);
}

function setSwapImageDisabled(state) {
	var formObj = document.forms[0];

	formObj.onmousemovecheck.checked = !state;

	setBrowserDisabled('overbrowser', state);
	setBrowserDisabled('outbrowser', state);

	if (formObj.imagelistover)
		formObj.imagelistover.disabled = state;

	if (formObj.imagelistout)
		formObj.imagelistout.disabled = state;

	formObj.onmouseoversrc.disabled = state;
	formObj.onmouseoutsrc.disabled  = state;
}

function setAttrib(elm, attrib, value) {
	var formObj = document.forms[0];
	var valueElm = formObj.elements[attrib];

	if (typeof(value) == "undefined" || value == null) {
		value = "";

		if (valueElm)
			value = valueElm.value;
	}

	if (value != "") {
		elm.setAttribute(attrib, value);

		if (attrib == "style")
			attrib = "style.cssText";

		if (attrib == "longdesc")
			attrib = "longDesc";

		if (attrib == "width") {
			attrib = "style.width";
			value = value + "px";
			value = value.replace(/%px/g, 'px');
		}

		if (attrib == "height") {
			attrib = "style.height";
			value = value + "px";
			value = value.replace(/%px/g, 'px');
		}

		if (attrib == "class")
			attrib = "className";

		eval('elm.' + attrib + "=value;");
	} else {
		if (attrib == 'class')
			elm.className = '';

		elm.removeAttribute(attrib);
	}
}

function makeAttrib(attrib, value) {
	var formObj = document.forms[0];
	var valueElm = formObj.elements[attrib];

	if (typeof(value) == "undefined" || value == null) {
		value = "";

		if (valueElm)
			value = valueElm.value;
	}

	if (value == "")
		return "";

	// XML encode it
	value = value.replace(/&/g, '&amp;');
	value = value.replace(/\"/g, '&quot;');
	value = value.replace(/</g, '&lt;');
	value = value.replace(/>/g, '&gt;');

	return ' ' + attrib + '="' + value + '"';