//BreakFrame.jsx
//An InDesign CS4 JavaScript
/*  
@@@BUILDINFO@@@ "BreakFrame.jsx" 2.0.0 5-December-2007
*/
//Removes the selected text frame (or text frames) from the
//story containing the text frame and removes the text contained
//by the text frame from the story.
//
//If you want to split *all* of the text fames in the story, use the
//SplitStory.jsx script.
//
//For more information on InDesign scripting, go to http://www.adobe.com/products/indesign/scripting/index.html
//Or visit the InDesign Scripting User to User forum at http://www.adobeforums.com.
//
main();
function main(){
	//Make certain that user interaction (display of dialogs, etc.) is turned on.
	app.scriptPreferences.userInteractionLevel = UserInteractionLevels.interactWithAll;
	var myObjectList = new Array;
	//Script does nothing if no documents are open or if no objects are selected.
	if(app.documents.length != 0){
		if(app.selection.length != 0){
			//Process the objects in the selection to create a list of
			//qualifying objects (text frames).
			for(myCounter = 0; myCounter < app.selection.length; myCounter ++){
				switch(app.selection[myCounter].constructor.name){
					case "TextFrame":
						myObjectList.push(app.selection[myCounter]);
						break;
					default:
						if(app.selection.length == 1){
							//If text is selected, then get the parent text frame.
							switch(app.selection[myCounter].constructor.name){
								case "Text":
								case "InsertionPoint":
								case "Character":
								case "Word":
								case "Line":
								case "TextStyleRange":
								case "Paragraph":
								case "TextColumn":
									myObjectList.push(app.selection[myCounter].parentTextFrames[0]);
									break;
							}
							
						}
						break;
				}
			}
			//If the object list is not empty, pass it on to the function
			//that does the real work.
			if(myObjectList.length != 0){
				myBreakFrames(myObjectList);
			}
		}
	}
}
function myBreakFrames(myObjectList){
	myObjectList.sort(myReverseSortByTextFrameIndex);
	for(var myCounter = 0; myCounter < myObjectList.length; myCounter ++){
		myBreakFrame(myObjectList[myCounter]);
	}
}
function myBreakFrame(myTextFrame){
	if((myTextFrame.nextTextFrame != null)||(myTextFrame.previousTextFrame != null)){
		var myNewFrame = myTextFrame.duplicate();
		if(myTextFrame.contents != ""){
			myTextFrame.texts.item(0).remove();
		}
		myTextFrame.remove();
	}
}
function myReverseSortByTextFrameIndex(a,b){
	//By combining the story id with the text frame index, we can sort the text frames
	//into the right (reverse) order in a single pass.
	$.write("padded a: " + myPadString(a.id, 8)+myPadString(a.textFrameIndex, 8));
	$.write("padded b: " + myPadString(b.id, 8)+myPadString(b.textFrameIndex, 8));
	if((myPadString(a.id, 8)+myPadString(a.textFrameIndex, 8)) > (myPadString(b.id, 8)+myPadString(b.textFrameIndex, 8))){
		return -1;
	}
	if((myPadString(a.id,8)+myPadString(a.textFrameIndex,8)) < (myPadString(b.id,8)+myPadString(b.textFrameIndex,8))){
		return 1;
	}
	return 0;
}
function myPadString(myString, myLength) {
  var myTempString = "";
  var myNewLength = myLength-String(myString).length;
  for (var myCounter = 0; myCounter<myNewLength; myCounter++) {
    myTempString += "0";
  }
  return myTempString + myString;
}