Method getIDList

ij/src/main/java/ij/WindowManager.java:172–191

Returns a list of the IDs of open images. Returns null if no image windows are open.

()

	/** Returns a list of the IDs of open images. Returns
		null if no image windows are open. */
	public synchronized static int[] getIDList() {
		int nWindows = imageList.size();
		int[] batchModeImages = Interpreter.getBatchModeImageIDs();
		int nBatchImages = batchModeImages.length;
		if ((nWindows+nBatchImages)==0)
			return null;
		int[] list = new int[nWindows+nBatchImages];
		for (int i=0; i<nWindows; i++) {
			ImageWindow win = (ImageWindow)imageList.get(i);
			list[i] = win.getImagePlus().getID();
		}
		int index = 0;
		for (int i=nWindows; i<nWindows+nBatchImages; i++)
			list[i] = batchModeImages[index++];
		//IJ.log("getIDList");
		//for (int i=0; i<list.length; i++) {
		//IJ.log("  "+i+" "+nWindows+" "+nBatchImages+" "+list[i]+" "+getImage((list[i])));
		//}
		return list;
	}

	/** Returns a list of the titles of all open images. */
	public synchronized static String[] getImageTitles() {