ftb-mainscript.js

荒野asp.net新闻系统

// *******************************************
// Universal Editor Functions
// *******************************************
function FTB_GetIFrame(ftbName) {
	return eval(ftbName + '_editor');
}
function FTB_CopyHtmlToHidden(editor,hiddenHtml,htmlmode) {
	if (htmlmode) {
		hiddenHtml.value = editor.document.body.innerText;  
	} else {
		hiddenHtml.value = editor.document.body.innerHTML;  
	}
	if (hiddenHtml.value == '<P>&nbsp;</P>') {
		hiddenHtml.value = '';
	}
}
function FTB_Format(editor,htmlmode,format) {
	if (htmlmode) return; 
	editor.focus();
	editor.document.execCommand(format,'',null);
}
function FTB_CheckTag(item,tagName) {
	if (item.tagName.search(tagName)!=-1) {
		return item;
	}
	if (item.tagName=='BODY') {
		return false;
	}
	item=item.parentElement;
	return FTB_CheckTag(item,tagName);
}
function FTB_CharBefore(sel) {
	if (sel.move('character',-1) == -1) {
		sel.expand('character');
		return sel.text;
	} else {
		return 'start';
	}
}
function FTB_CharAfter(sel) {
	var sel2 = sel;
	if (sel.expand('character')) {
		sel2.move('character',1);
		sel2.expand('character');
		return sel2.text;
	} else {
		return 'end';
	}
}
function FTB_CharBefore(r) {
	if (r.move('character',-1) == -1) {
		r.expand('character');
		return r.text;
	} else {
		return 'start';
	}
}
function FTB_CharAfter(r) {
	var r2 = r;
	if (r.expand('character')) {
		r2.move('character',1);
		r2.expand('character');
		return r2.text;
	} else {
		return 'end';
	}
}
function FTB_GetRangeReference(editor) {
	editor.focus();
	var objReference = null;
	var RangeType = editor.document.selection.type;
	var selectedRange = editor.document.selection.createRange();

	switch(RangeType) {
		case 'Control' :
			if (selectedRange.length > 0 )  {
				objReference = selectedRange.item(0);
			}
			break;

		case 'None' :
			objReference = selectedRange.parentElement();
			break;

		case 'Text' :
			objReference = selectedRange.parentElement();
			break;
	}
	return objReference
}
// 特殊字符
function FTB_Event(ftbName,htmlMode,tabMode,breakMode) {
	editor = FTB_GetIFrame(ftbName);
	var _TAB = 9;
	var _ENTER = 13;
	var _QUOTE = 222;
	// TAB Functions
	if (editor.event.keyCode == _TAB && !htmlMode) {
		if (tabMode == 'Default') {
			var sel = editor.document.selection.createRange();
			sel.pasteHTML('&nbsp;&nbsp;&nbsp;&nbsp;');
			editor.event.cancelBubble = true;
			editor.event.returnValue = false;
		}
		if (tabMode == 'NextControl') {
			// do nothing for TabMode.NextControl
		}
		if (tabMode == 'Disabled') {
			editor.event.cancelBubble = true;
			editor.event.returnValue = false;
		}
	}

	if (editor.event.keyCode == _QUOTE && !htmlMode) {
		var sel = editor.document.selection.createRange();
		sel.pasteHTML('&quot;');
		editor.event.cancelBubble = true;
		editor.event.returnValue = false;
	}

	if (editor.event.keyCode == _ENTER && !htmlMode) {
		if (breakMode == 'LineBreak' || editor.event.ctrlKey) {
			var sel = editor.document.selection;
			if (sel.type == 'Control') {
				return;
			}
			var r = sel.createRange();
			if ((!FTB_CheckTag(r.parentElement(),'LI')) && (!FTB_CheckTag(r.parentElement(),'H'))) {
				r.pasteHTML('<br>');
				editor.event.cancelBubble = true;
				editor.event.returnValue = false;
				r.select();
				r.collapse(false);
				return false;
			}
		}
	}
}
// 粘贴
function FTB_onPaste(ftbName,PasteMode) {
	if(PasteMode == 'Disabled') {
		alert('禁止粘贴！');
		return false;
	}
	else if (PasteMode == 'NoHtml') {
		editor = FTB_GetIFrame(ftbName);
		var text = window.clipboardData.getData('Text');
		text = text.replace(/<[^>]*>/gi,'');
		editor.focus();
		s = editor.document.selection.createRange();
		s.pasteHTML(text); 
		return false;
	}
	else {
		// return;
	}
}
// ********************************************
// Style Functions
// ********************************************
function FTB_Initialize(ftbName,hiddenHtml,ReadOnly,HtmlModeCss,DesignModeCss) {
	editor = FTB_GetIFrame(ftbName);
	editor.document.designMode = (ReadOnly ? 'Off' : 'On');
	editor.document.open();
	editor.document.write(hiddenHtml.value);
	editor.document.close();
	if (HtmlModeCss != '' || DesignModeCss != '')
	{
		editor.document.createStyleSheet(DesignModeCss);
		editor.document.createStyleSheet(HtmlModeCss);
		editor.document.styleSheets[1].disabled = true;
	}
	editor.document.contentEditable = (ReadOnly ? 'False' : 'True');
	editor.document.body.style.margin='6px';
	editor.document.body.style.border='0';
	FTB_ApplyEditorStyles(ftbName);
}
function FTB_GetCssID(editorID) {
	cssID = editorID;
	while (cssID.substring(0,1) == '_') {
		cssID = cssID.substring(1);
	}
	return cssID;
}

function FTB_SetButtonStyle(buttonTD,style,checkstyle) {
	if (buttonTD == null) return;
	if (buttonTD.className != checkstyle)
		buttonTD.className = style;
}
function FTB_GetClassSubName(className) {
	underscore = className.indexOf("_");
	if (underscore < 0) return className;
	return className.substring(underscore+1);
}
function FTB_ButtonOver(theTD,editorname,imageOver,imageDown) {
	FTB_SetButtonStyle(theTD,FTB_GetCssID(editorname)+'_ButtonOver',null);
	if (eval(editorname+'_OverImage').src != '') theTD.background=eval(editorname+'_OverImage').src;
	
	if(theTD.children.length && theTD.children[0].tagName == "IMG" && imageOver){
		oldSrc = theTD.children[0].src;
		if (oldSrc.indexOf('.over.') == -1) {
			theTD.children[0].src=oldSrc.substring(0, oldSrc.length-4) + ".over.gif";
		}
	}
}
function FTB_ButtonOut(theTD,editorname,imageOver,imageDown) {
	FTB_SetButtonStyle(theTD,FTB_GetCssID(editorname)+'_ButtonNormal',null);
	document.body.style.cursor = 'default';
	theTD.background='';
	if(theTD.children.length && theTD.children[0].tagName == "IMG"){
		oldSrc = theTD.children[0].src;
		if (oldSrc.indexOf('.over.') > 0) {
			theTD.children[0].src=oldSrc.substring(0, oldSrc.length-9) + ".gif";
		}
		if (oldSrc.indexOf('.down.') > 0) {
			theTD.children[0].src=oldSrc.substring(0, oldSrc.length-9) + ".gif";
		}
	}
}
function FTB_ButtonDown(theTD,editorname,imageOver,imageDown) {
	document.body.style.cursor = 'default';
	FTB_SetButtonStyle(theTD,FTB_GetCssID(editorname)+'_ButtonDown',null);
	if (eval(editorname+'_DownImage').src != '') theTD.background=eval(editorname+'_DownImage').src;
	if(theTD.children.length && theTD.children[0].tagName == "IMG" && imageDown == 1){
		oldSrc = theTD.children[0].src;
		if (oldSrc.indexOf('.over.') > 0) {
			theTD.children[0].src=oldSrc.substring(0, oldSrc.length-9) + ".down.gif";
		}
	}
}
function FTB_ButtonUp(theTD,editorname,imageOver,imageDown) {
	document.body.style.cursor = 'auto';
	FTB_SetButtonStyle(theTD,FTB_GetCssID(editorname)+'_ButtonOver',null);
	if (eval(editorname+'_OverImage').src != '') theTD.background=eval(editorname+'_OverImage').src;
	if(theTD.children.length && theTD.children[0].tagName == "IMG" && imageOver == 1){
		oldSrc = theTD.children[0].src;
		if (oldSrc.indexOf('.over.') == -1) {
			theTD.children[0].src=oldSrc.substring(0, oldSrc.length-4) + ".over.gif";
		}
	}
}
function FTB_SetActiveTab(theTD,editorname) {
	parentTR = theTD.parentElement;
	selectedTab = 1;
	totalButtons = parentTR.cells.length-1;
	for (var i=1;i< totalButtons;i++) {
		parentTR.cells[i].className = FTB_GetCssID(editorname) + "_TabOffRight";
		if (theTD == parentTR.cells[i]) { selectedTab = i; }
	}

	if (selectedTab==1) {
		parentTR.cells[0].className = FTB_GetCssID(editorname) + "_StartTabOn";
	} else {
		parentTR.cells[0].className = FTB_GetCssID(editorname) + "_StartTabOff";
		parentTR.cells[selectedTab-1].className = FTB_GetCssID(editorname) + "_TabOffLeft";
	}

	theTD.className = FTB_GetCssID(editorname) + "_TabOn";
}
function FTB_TabOver() {
	document.body.style.cursor='default';
}
function FTB_TabOut() {
	document.body.style.cursor='auto';
}