--- /dev/null
+package tim.prune.function.compress;
+
+import javax.swing.JOptionPane;
+
+import tim.prune.App;
+import tim.prune.FunctionLibrary;
+import tim.prune.GenericFunction;
+import tim.prune.I18nManager;
+
+/**
+ * Superclass of those functions which mark points for deletion
+ * (and optionally delete them automatically)
+ */
+public abstract class MarkAndDeleteFunction extends GenericFunction
+{
+ /** flag to remember whether the automatic deletion has been set to always */
+ private boolean _automaticallyDelete = false;
+
+
+ /**
+ * Constructor
+ * @param inApp App object
+ */
+ public MarkAndDeleteFunction(App inApp)
+ {
+ super(inApp);
+ }
+
+ /**
+ * optionally delete the marked points
+ */
+ protected void optionallyDeleteMarkedPoints(int inNumMarked)
+ {
+ // Allow calling of delete function with one click
+ final String[] buttonTexts = {I18nManager.getText("button.yes"), I18nManager.getText("button.no"),
+ I18nManager.getText("button.always")};
+ int answer = _automaticallyDelete ? JOptionPane.YES_OPTION :
+ JOptionPane.showOptionDialog(_parentFrame,
+ I18nManager.getTextWithNumber("dialog.compress.confirm", inNumMarked),
+ I18nManager.getText(getNameKey()), JOptionPane.YES_NO_CANCEL_OPTION,
+ JOptionPane.WARNING_MESSAGE, null, buttonTexts, buttonTexts[1]);
+ if (answer == JOptionPane.CANCEL_OPTION) {_automaticallyDelete = true;} // "always" is third option
+
+ // Make sure function knows what to do, whether we'll call it now or later
+ FunctionLibrary.FUNCTION_DELETE_MARKED_POINTS.setParentFunction(
+ getNameKey(), getShouldSplitSegments());
+ if (_automaticallyDelete || answer == JOptionPane.YES_OPTION)
+ {
+ new Thread(new Runnable() {
+ public void run()
+ {
+ FunctionLibrary.FUNCTION_DELETE_MARKED_POINTS.begin();
+ }
+ }).start();
+ }
+ }
+
+ /** by default, segments are not split at deleted points */
+ protected boolean getShouldSplitSegments() {
+ return false;
+ }
+}