/**
   * Finds the next occurrence of the search string.
   *
   * @param view The view
   * @return True if the operation was successful, false otherwise
   */
  public static boolean find(View view) {
    // component that will parent any dialog boxes
    Component comp = SearchDialog.getSearchDialog(view);
    if (comp == null || !comp.isShowing()) comp = view;

    String path = fileset.getNextFile(view, null);
    if (path == null) {
      GUIUtilities.error(comp, "empty-fileset", null);
      return false;
    }

    try {
      view.showWaitCursor();

      SearchMatcher matcher = getSearchMatcher();
      if (matcher == null) {
        view.getToolkit().beep();
        return false;
      }

      record(view, "find(view)", false, true);

      boolean repeat = false;
      loop:
      for (; ; ) {
        while (path != null) {
          Buffer buffer = jEdit.openTemporary(view, null, path, false);

          /* this is stupid and misleading.
           * but 'path' is not used anywhere except
           * the above line, and if this is done
           * after the 'continue', then we will
           * either hang, or be forced to duplicate
           * it inside the buffer == null, or add
           * a 'finally' clause. you decide which one's
           * worse. */
          if (reverse) {
            path = fileset.getPrevFile(view, path);
          } else {
            path = fileset.getNextFile(view, path);
          }

          if (buffer == null) continue loop;

          // Wait for the buffer to load
          if (!buffer.isLoaded()) VFSManager.waitForRequests();

          int start;

          if (view.getBuffer() == buffer && !repeat) {
            JEditTextArea textArea = view.getTextArea();
            Selection s = textArea.getSelectionAtOffset(textArea.getCaretPosition());
            if (s == null) start = textArea.getCaretPosition();
            else if (reverse) start = s.getStart();
            else start = s.getEnd();
          } else if (reverse) start = buffer.getLength();
          else start = 0;

          if (find(view, buffer, start, repeat, reverse)) return true;
        }

        if (repeat) {
          if (!BeanShell.isScriptRunning()) {
            view.getStatus().setMessageAndClear(jEdit.getProperty("view.status.search-not-found"));

            view.getToolkit().beep();
          }
          return false;
        }

        boolean restart;

        // if auto wrap is on, always restart search.
        // if auto wrap is off, and we're called from
        // a macro, stop search. If we're called
        // interactively, ask the user what to do.
        if (wrap) {
          if (!BeanShell.isScriptRunning()) {
            view.getStatus().setMessageAndClear(jEdit.getProperty("view.status.auto-wrap"));
            // beep if beep property set
            if (jEdit.getBooleanProperty("search.beepOnSearchAutoWrap")) {
              view.getToolkit().beep();
            }
          }
          restart = true;
        } else if (BeanShell.isScriptRunning()) {
          restart = false;
        } else {
          Integer[] args = {Integer.valueOf(reverse ? 1 : 0)};
          int result =
              GUIUtilities.confirm(
                  comp,
                  "keepsearching",
                  args,
                  JOptionPane.YES_NO_OPTION,
                  JOptionPane.QUESTION_MESSAGE);
          restart = (result == JOptionPane.YES_OPTION);
        }

        if (restart) {
          // start search from beginning
          path = fileset.getFirstFile(view);
          repeat = true;
        } else break loop;
      }
    } catch (Exception e) {
      handleError(comp, e);
    } finally {
      view.hideWaitCursor();
    }

    return false;
  } // }}}
Exemplo n.º 2
0
  /**
   * Forwards key events directly to the input handler. This is slightly faster than using a
   * KeyListener because some Swing overhead is avoided.
   *
   * @since 4.3pre7
   */
  @Override
  public void processKeyEvent(KeyEvent evt, int from, boolean global) {
    if (Debug.DUMP_KEY_EVENTS) {
      Log.log(
          Log.DEBUG,
          this,
          "Key event                 : " + AbstractInputHandler.toString(evt) + " from " + from);
      Log.log(Log.DEBUG, this, view + ".isFocused()=" + view.isFocused() + '.', new Exception());
    }

    if (view.getTextArea().hasFocus() && from == View.VIEW) return;

    evt = _preprocessKeyEvent(evt);
    if (evt == null) return;

    if (Debug.DUMP_KEY_EVENTS) {
      Log.log(
          Log.DEBUG,
          this,
          "Key event after workaround: " + AbstractInputHandler.toString(evt) + " from " + from);
    }

    Component prefixFocusOwner = view.getPrefixFocusOwner();
    boolean focusOnTextArea = false;
    switch (evt.getID()) {
      case KeyEvent.KEY_TYPED:
        // if the user pressed eg C+e n n in the
        // search bar we want focus to go back there
        // after the prefix is done
        if (prefixFocusOwner != null) {
          if (prefixFocusOwner.isShowing()) {
            prefixFocusOwner.requestFocus();
            focusOnTextArea = true;
          }
        }

        if (keyEventInterceptor != null) keyEventInterceptor.keyTyped(evt);
        else if (from == View.ACTION_BAR || isPrefixActive() || view.getTextArea().hasFocus()) {
          processKeyEventKeyStrokeHandling(evt, from, "type ", global);
        }

        processKeyEventSub(focusOnTextArea);

        break;
      case KeyEvent.KEY_PRESSED:
        if (keyEventInterceptor != null) keyEventInterceptor.keyPressed(evt);
        else if (KeyEventWorkaround.isBindable(evt.getKeyCode())) {
          if (prefixFocusOwner != null) {
            if (prefixFocusOwner.isShowing()) {
              prefixFocusOwner.requestFocus();
              focusOnTextArea = true;
            }
            view.setPrefixFocusOwner(null);
          }

          processKeyEventKeyStrokeHandling(evt, from, "press", global);

          processKeyEventSub(focusOnTextArea);
        }
        break;
      case KeyEvent.KEY_RELEASED:
        if (keyEventInterceptor != null) keyEventInterceptor.keyReleased(evt);
        break;
    }
  } // }}}