| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.xdebugger.impl.frame; |
| |
| import com.intellij.execution.ui.layout.ViewContext; |
| import com.intellij.ide.DataManager; |
| import com.intellij.openapi.Disposable; |
| import com.intellij.openapi.actionSystem.DataContext; |
| import com.intellij.openapi.actionSystem.DataKey; |
| import com.intellij.ui.content.ContentManager; |
| import com.intellij.util.SingleAlarm; |
| import com.intellij.xdebugger.XDebugSession; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.awt.*; |
| import java.util.EventObject; |
| |
| /** |
| * @author nik |
| */ |
| public abstract class XDebugView implements Disposable { |
| public enum SessionEvent {PAUSED, BEFORE_RESUME, RESUMED, STOPPED, FRAME_CHANGED, SETTINGS_CHANGED} |
| |
| private final SingleAlarm myClearAlarm; |
| private static final int VIEW_CLEAR_DELAY = 100; //ms |
| |
| public XDebugView() { |
| myClearAlarm = new SingleAlarm(new Runnable() { |
| @Override |
| public void run() { |
| clear(); |
| } |
| }, VIEW_CLEAR_DELAY, this); |
| } |
| |
| protected final void requestClear() { |
| myClearAlarm.cancelAndRequest(); |
| } |
| |
| protected final void cancelClear() { |
| myClearAlarm.cancel(); |
| } |
| |
| protected abstract void clear(); |
| |
| public abstract void processSessionEvent(@NotNull SessionEvent event); |
| |
| @Nullable |
| protected static XDebugSession getSession(@NotNull EventObject e) { |
| Component component = e.getSource() instanceof Component ? (Component)e.getSource() : null; |
| return component == null ? null : getSession(component); |
| } |
| |
| @Nullable |
| public static XDebugSession getSession(@NotNull Component component) { |
| return getData(XDebugSession.DATA_KEY, component); |
| } |
| |
| @Nullable |
| public static <T> T getData(DataKey<T> key, @NotNull Component component) { |
| DataContext dataContext = DataManager.getInstance().getDataContext(component); |
| ViewContext viewContext = ViewContext.CONTEXT_KEY.getData(dataContext); |
| ContentManager contentManager = viewContext == null ? null : viewContext.getContentManager(); |
| if (contentManager != null) { |
| T data = key.getData(DataManager.getInstance().getDataContext(contentManager.getComponent())); |
| if (data != null) { |
| return data; |
| } |
| } |
| return key.getData(dataContext); |
| } |
| } |