// ExtendCharstyle2CharsBeforeAndAfter.jsx 
//DESCRIPTION:Erweitert ein ausgewähltes Zeichenformat auf Zeichen aus einer Liste, die Text mit diesem Zeichenformat vorangehen oder folgen.  
 
Array.prototype.array_merge = function() { 
	for(x=0;x<arguments.length;++x) { 
		for(y=0;y<arguments[x].length;++y) { 
			this[this.length] = arguments[x][y]; 
		} 
	} 
}; 
 
 
var myCounter = 0; 
var myDoc = app.documents[0]; 
if (app.selection.length > 0)  
	var myRange = app.selection[0].parentStory; 
else  
	var myRange = myDoc; 
var myBaseStyle = "Italic"; 
var myDefaultSymbols = "()"; 
var mySymbols = new Array 
var theDialog = myDisplayDialog(); 
var myStyle = myDoc.characterStyles.item(theDialog[0]); 
var myNewStyle = checkCS(myStyle.name + "_extended", myStyle); 
var mySymbols = theDialog[1].split(""); 
 
app.findTextPreferences = null; app.changeTextPreferences = null; 
app.findTextPreferences.appliedCharacterStyle = myStyle; 
var myResult = myRange.findText(); 
for (oneResult = 0; oneResult < myResult.length; oneResult++) 
{ 
	try{ 
		var myIndex = myResult[oneResult].characters[-1].index; 
		extendCharStyle(myResult[oneResult].parent.characters[myIndex +1]); 
		var myIndex = myResult[oneResult].characters[0].index; 
		extendCharStyle(myResult[oneResult].parent.characters[myIndex -1]); 
/* 
		if (myResult[oneResult].parent.constructor.name != "Footnote") 
			extendCharStyle(myResult[oneResult].parentStory.characters[myIndex +1]); 
		else 
			extendCharStyle(myResult[oneResult].parent.characters[myIndex +1]);*/ 
	} catch(e){} 
} 
app.findTextPreferences = app.changeTextPreferences = null; 
alert("Ergebnis:\r" + myCounter + " Ersetzungen"); 
// -------------------------------------------------------------------- 
//	Prüfung des Zeichens danach und ggf. Erweiterung des Zeichenformats 
// -------------------------------------------------------------------- 
function extendCharStyle(theCharAfter) 
{ 
	for (oneSymb = 0; oneSymb < mySymbols.length; oneSymb++) 
	{ 
		try 
		{ 
			if (theCharAfter.contents == mySymbols[oneSymb])  
			{ 
				//theCharAfter.appliedCharacterStyle = myStyle; 
				theCharAfter.appliedCharacterStyle = myNewStyle; 
				myCounter += 1; 
			} 
		} 
		catch(e){} 
	} 
} 
 
// -------------------------------------------------------------------- 
//		Dialog zur Auswahl von Zeichenformat und Folgezeichen 
// -------------------------------------------------------------------- 
function myDisplayDialog(){ 
	var myFieldWidth = 80; 
	var myCharStyles = myDoc.characterStyles.everyItem().name; 
	// Festlegung Vorauswahl  
	for (theCSIndex = myCharStyles.length-1; theCSIndex >= 0; theCSIndex--) 
	{ 
		if (myCharStyles[theCSIndex].substr(0,myBaseStyle.length) == myBaseStyle) break; 
	} 
 
	var myDialog = app.dialogs.add({name:"Erweitere Zeichenformat"}); 
	with(myDialog.dialogColumns.add()){ 
		with(dialogRows.add()){ 
			with(dialogColumns.add()){ 
				staticTexts.add({staticLabel:"Zeichenformat:", minWidth:myFieldWidth}); 
			} 
			with(dialogColumns.add()){ 
				var mySourceDropdown = dropdowns.add({stringList:myCharStyles, selectedIndex:theCSIndex}); 
			} 
		} 
		with(dialogRows.add()){ 
			with(dialogColumns.add()){ 
				staticTexts.add({staticLabel:"Folgezeichen:", minWidth:myFieldWidth}); 
			} 
			with(dialogColumns.add()){ 
				var mySymbolsField = textEditboxes.add({editContents:myDefaultSymbols}); 
			} 
		} 
	} 
	var myResult = myDialog.show(); 
	if(myResult == true){ 
		var theCharStyle =myCharStyles[mySourceDropdown.selectedIndex]; 
		var theSymbolList = mySymbolsField.editContents; 
		myDialog.destroy(); 
	} 
	else{ 
		myDialog.destroy() 
		exit(); 
	} 
	return [theCharStyle, theSymbolList] ; 
} 
 
 
// ------------------------------------------------------------------------------------- 
// 									 Überprüfe Zeichenformat 
// ------------------------------------------------------------------------------------- 
function checkCS(oneStyle, myBase){ 
	try {  
		app.activeDocument.characterStyles.item(oneStyle).name;  
	}  
	catch (e) {  
		app.activeDocument.characterStyles.add({name:oneStyle, basedOn:myBase});  
	} 
	return app.activeDocument.characterStyles.item(oneStyle) 
}