platform/platform-api/src/com/intellij/openapi/application/UserActivity.java

   1 /*
   2  * Copyright 2000-2010 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.intellij.openapi.application;
  17
  18 import com.intellij.util.messages.Topic;
  19
  20 import javax.swing.*;
  21 import java.awt.*;
  22 import java.awt.event.InputEvent;
  23 import java.awt.event.KeyEvent;
  24 import java.awt.event.MouseEvent;
  25
  26 public interface UserActivity {
  27
  28   Topic<UserActivity> TOPIC = Topic.create("UserActivity", UserActivity.class);
  29
  30   void onKeyboardActivity(KeyEvent e);
  31   void onMouseActivity(MouseEvent e);
  32
  33   void onIdle();
  34
  35   class Adapter implements UserActivity {
  36
  37     public void onKeyboardActivity(KeyEvent e) {
  38     }
  39
  40     public void onMouseActivity(MouseEvent e) {
  41     }
  42
  43     public void onIdle() {
  44     }
  45   }
  46
  47   class Util {
  48
  49     public static boolean isEditorActivity(InputEvent e) {
  50       Component c = null;
  51       if (e instanceof KeyEvent) {
  52         c = KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner();
  53       } else if (e instanceof MouseEvent) {
  54         c = SwingUtilities.getDeepestComponentAt(e.getComponent(), ((MouseEvent)e).getX(), ((MouseEvent)e).getY());
  55       }
  56
  57       if (c instanceof JComponent) {
  58         return Boolean.TRUE.equals(((JComponent)c).getClientProperty("isEditor"));
  59       }
  60
  61       return false;
  62     }
  63   }
  64
  65 }