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1 70 stefan
/** This file is derived from PopupDiv, developed by Mihai Bazon for
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 * SamWare.net.  Modifications were needed to make it usable in HTMLArea.
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 * HTMLArea is a free WYSIWYG online HTML editor from InteractiveTools.com.
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 *
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 * This file does not function standalone.  It is dependent of global functions
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 * defined in HTMLArea-3.0 (htmlarea.js).
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 *
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 * Please see file htmlarea.js for further details.
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 **/
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var is_ie = ( (navigator.userAgent.toLowerCase().indexOf("msie") != -1) &&
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	      (navigator.userAgent.toLowerCase().indexOf("opera") == -1) );
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var is_compat = (document.compatMode == "BackCompat");
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function PopupDiv(editor, titleText, handler, initFunction) {
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	var self = this;
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	this.editor = editor;
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	this.doc = editor._mdoc;
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	this.handler = handler;
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	var el = this.doc.createElement("div");
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	el.className = "content";
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	var popup = this.doc.createElement("div");
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	popup.className = "dialog popupdiv";
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	this.element = popup;
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	var s = popup.style;
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	s.position = "absolute";
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	s.left = "0px";
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	s.top = "0px";
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	var title = this.doc.createElement("div");
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	title.className = "title";
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	this.title = title;
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	popup.appendChild(title);
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	HTMLArea._addEvent(title, "mousedown", function(ev) {
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		self._dragStart(is_ie ? window.event : ev);
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	});
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	var button = this.doc.createElement("div");
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	button.className = "button";
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	title.appendChild(button);
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	button.innerHTML = "×";
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	title.appendChild(this.doc.createTextNode(titleText));
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	this.titleText = titleText;
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	button.onmouseover = function() {
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		this.className += " button-hilite";
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	};
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	button.onmouseout = function() {
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		this.className = this.className.replace(/\s*button-hilite\s*/g, " ");
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	};
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	button.onclick = function() {
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		this.className = this.className.replace(/\s*button-hilite\s*/g, " ");
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		self.close();
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	};
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	popup.appendChild(el);
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	this.content = el;
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	this.doc.body.appendChild(popup);
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	this.dragging = false;
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	this.onShow = null;
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	this.onClose = null;
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	this.modal = false;
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	initFunction(this);
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};
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PopupDiv.currentPopup = null;
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PopupDiv.prototype.showAtElement = function(el, mode) {
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	this.defaultSize();
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	var pos, ew, eh;
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	var popup = this.element;
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	popup.style.display = "block";
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	var w = popup.offsetWidth;
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	var h = popup.offsetHeight;
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	popup.style.display = "none";
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	if (el != window) {
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		pos = PopupDiv.getAbsolutePos(el);
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		ew = el.offsetWidth;
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		eh = el.offsetHeight;
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	} else {
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		pos = {x:0, y:0};
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		var size = PopupDiv.getWindowSize();
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		ew = size.x;
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		eh = size.y;
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	}
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	var FX = false, FY = false;
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	if (mode.indexOf("l") != -1) {
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		pos.x -= w;
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		FX = true;
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	}
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	if (mode.indexOf("r") != -1) {
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		pos.x += ew;
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		FX = true;
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	}
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	if (mode.indexOf("t") != -1) {
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		pos.y -= h;
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		FY = true;
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	}
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	if (mode.indexOf("b") != -1) {
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		pos.y += eh;
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		FY = true;
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	}
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	if (mode.indexOf("c") != -1) {
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		FX || (pos.x += Math.round((ew - w) / 2));
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		FY || (pos.y += Math.round((eh - h) / 2));
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	}
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	this.showAt(pos.x, pos.y);
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};
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PopupDiv.prototype.defaultSize = function() {
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	var s = this.element.style;
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	var cs = this.element.currentStyle;
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	var addX = (is_ie && is_compat) ? (parseInt(cs.borderLeftWidth) +
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					   parseInt(cs.borderRightWidth) +
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					   parseInt(cs.paddingLeft) +
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					   parseInt(cs.paddingRight)) : 0;
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	var addY = (is_ie && is_compat) ? (parseInt(cs.borderTopWidth) +
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					   parseInt(cs.borderBottomWidth) +
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					   parseInt(cs.paddingTop) +
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					   parseInt(cs.paddingBottom)) : 0;
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	s.display = "block";
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	s.width = (this.content.offsetWidth + addX) + "px";
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	s.height = (this.content.offsetHeight + this.title.offsetHeight) + "px";
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	s.display = "none";
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};
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PopupDiv.prototype.showAt = function(x, y) {
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	this.defaultSize();
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	var s = this.element.style;
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	s.display = "block";
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	s.left = x + "px";
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	s.top = y + "px";
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	this.hideShowCovered();
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	PopupDiv.currentPopup = this;
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	HTMLArea._addEvents(this.doc.body, ["mousedown", "click"], PopupDiv.checkPopup);
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	HTMLArea._addEvents(this.editor._doc.body, ["mousedown", "click"], PopupDiv.checkPopup);
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	if (is_ie && this.modal) {
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		this.doc.body.setCapture(false);
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		this.doc.body.onlosecapture = function() {
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			(PopupDiv.currentPopup) && (this.doc.body.setCapture(false));
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		};
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	}
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	window.event && HTMLArea._stopEvent(window.event);
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	if (typeof this.onShow == "function") {
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		this.onShow();
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	} else if (typeof this.onShow == "string") {
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		eval(this.onShow);
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	}
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	var field = this.element.getElementsByTagName("input")[0];
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	if (!field) {
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		field = this.element.getElementsByTagName("select")[0];
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	}
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	if (!field) {
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		field = this.element.getElementsByTagName("textarea")[0];
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	}
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	if (field) {
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		field.focus();
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	}
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};
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PopupDiv.prototype.close = function() {
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	this.element.style.display = "none";
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	PopupDiv.currentPopup = null;
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	this.hideShowCovered();
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	HTMLArea._removeEvents(this.doc.body, ["mousedown", "click"], PopupDiv.checkPopup);
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	HTMLArea._removeEvents(this.editor._doc.body, ["mousedown", "click"], PopupDiv.checkPopup);
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	is_ie && this.modal && this.doc.body.releaseCapture();
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	if (typeof this.onClose == "function") {
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		this.onClose();
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	} else if (typeof this.onClose == "string") {
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		eval(this.onClose);
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	}
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	this.element.parentNode.removeChild(this.element);
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};
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PopupDiv.prototype.getForm = function() {
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	var forms = this.content.getElementsByTagName("form");
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	return (forms.length > 0) ? forms[0] : null;
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};
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PopupDiv.prototype.callHandler = function() {
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	var tags = ["input", "textarea", "select"];
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	var params = new Object();
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	for (var ti in tags) {
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		var tag = tags[ti];
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		var els = this.content.getElementsByTagName(tag);
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		for (var j = 0; j < els.length; ++j) {
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			var el = els[j];
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			params[el.name] = el.value;
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		}
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	}
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	this.handler(this, params);
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	return false;
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};
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PopupDiv.getAbsolutePos = function(el) {
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	var r = { x: el.offsetLeft, y: el.offsetTop };
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	if (el.offsetParent) {
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		var tmp = PopupDiv.getAbsolutePos(el.offsetParent);
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		r.x += tmp.x;
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		r.y += tmp.y;
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	}
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	return r;
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};
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PopupDiv.getWindowSize = function() {
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	if (window.innerHeight) {
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		return { y: window.innerHeight, x: window.innerWidth };
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	}
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	if (this.doc.body.clientHeight) {
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		return { y: this.doc.body.clientHeight, x: this.doc.body.clientWidth };
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	}
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	return { y: this.doc.documentElement.clientHeight, x: this.doc.documentElement.clientWidth };
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};
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PopupDiv.prototype.hideShowCovered = function () {
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	var self = this;
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	function isContained(el) {
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		while (el) {
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			if (el == self.element) {
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				return true;
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			}
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			el = el.parentNode;
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		}
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		return false;
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	};
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	var tags = new Array("applet", "select");
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	var el = this.element;
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	var p = PopupDiv.getAbsolutePos(el);
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	var EX1 = p.x;
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	var EX2 = el.offsetWidth + EX1;
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	var EY1 = p.y;
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	var EY2 = el.offsetHeight + EY1;
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	if (el.style.display == "none") {
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		EX1 = EX2 = EY1 = EY2 = 0;
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	}
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	for (var k = tags.length; k > 0; ) {
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		var ar = this.doc.getElementsByTagName(tags[--k]);
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		var cc = null;
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		for (var i = ar.length; i > 0;) {
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			cc = ar[--i];
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			if (isContained(cc)) {
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				cc.style.visibility = "visible";
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				continue;
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			}
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			p = PopupDiv.getAbsolutePos(cc);
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			var CX1 = p.x;
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			var CX2 = cc.offsetWidth + CX1;
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			var CY1 = p.y;
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			var CY2 = cc.offsetHeight + CY1;
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			if ((CX1 > EX2) || (CX2 < EX1) || (CY1 > EY2) || (CY2 < EY1)) {
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				cc.style.visibility = "visible";
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			} else {
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				cc.style.visibility = "hidden";
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			}
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		}
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	}
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};
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PopupDiv.prototype._dragStart = function (ev) {
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	if (this.dragging) {
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		return false;
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	}
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	this.dragging = true;
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	PopupDiv.currentPopup = this;
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	var posX = ev.clientX;
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	var posY = ev.clientY;
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	if (is_ie) {
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		posY += this.doc.body.scrollTop;
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		posX += this.doc.body.scrollLeft;
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	} else {
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		posY += window.scrollY;
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		posX += window.scrollX;
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	}
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	var st = this.element.style;
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	this.xOffs = posX - parseInt(st.left);
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	this.yOffs = posY - parseInt(st.top);
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	HTMLArea._addEvent(this.doc, "mousemove", PopupDiv.dragIt);
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	HTMLArea._addEvent(this.doc, "mouseover", HTMLArea._stopEvent);
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	HTMLArea._addEvent(this.doc, "mouseup", PopupDiv.dragEnd);
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	HTMLArea._stopEvent(ev);
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};
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PopupDiv.dragIt = function (ev) {
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	var popup = PopupDiv.currentPopup;
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	if (!(popup && popup.dragging)) {
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		return false;
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	}
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	is_ie && (ev = window.event);
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	var posX = ev.clientX;
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	var posY = ev.clientY;
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	if (is_ie) {
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		posY += this.doc.body.scrollTop;
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		posX += this.doc.body.scrollLeft;
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	} else {
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		posY += window.scrollY;
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		posX += window.scrollX;
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	}
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	popup.hideShowCovered();
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	var st = popup.element.style;
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	st.left = (posX - popup.xOffs) + "px";
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	st.top = (posY - popup.yOffs) + "px";
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	HTMLArea._stopEvent(ev);
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};
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PopupDiv.dragEnd = function () {
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	var popup = PopupDiv.currentPopup;
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	if (!popup) {
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		return false;
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	}
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	popup.dragging = false;
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	HTMLArea._removeEvent(popup.doc, "mouseup", PopupDiv.dragEnd);
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	HTMLArea._removeEvent(popup.doc, "mouseover", HTMLArea._stopEvent);
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	HTMLArea._removeEvent(popup.doc, "mousemove", PopupDiv.dragIt);
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	popup.hideShowCovered();
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};
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PopupDiv.checkPopup = function (ev) {
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	is_ie && (ev = window.event);
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	var el = is_ie ? ev.srcElement : ev.target;
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	var cp = PopupDiv.currentPopup;
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	for (; (el != null) && (el != cp.element); el = el.parentNode);
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	if (el == null) {
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		cp.modal || ev.type == "mouseover" || cp.close();
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		HTMLArea._stopEvent(ev);
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	}
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};
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PopupDiv.prototype.addButtons = function() {
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	var self = this;
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	var div = this.doc.createElement("div");
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	this.content.appendChild(div);
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	div.className = "buttons";
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	for (var i = 0; i < arguments.length; ++i) {
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		var btn = arguments[i];
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		var button = this.doc.createElement("button");
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		div.appendChild(button);
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		button.innerHTML = HTMLArea.I18N.buttons[btn];
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		switch (btn) {
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		    case "ok":
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			button.onclick = function() {
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				self.callHandler();
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				self.close();
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			};
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			break;
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		    case "cancel":
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			button.onclick = function() {
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				self.close();
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			};
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			break;
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		}
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	}
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};