| /* |
| * Copyright 2000-2011 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.ui.components; |
| |
| import com.intellij.openapi.Disposable; |
| import com.intellij.openapi.ui.LoadingDecorator; |
| import com.intellij.ui.ColorUtil; |
| import com.intellij.ui.components.panels.NonOpaquePanel; |
| import com.intellij.util.containers.ContainerUtil; |
| import com.intellij.util.ui.AsyncProcessIcon; |
| import com.intellij.util.ui.UIUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.swing.*; |
| import java.awt.*; |
| import java.util.Collection; |
| |
| /** |
| * @author Konstantin Bulenkov |
| */ |
| public class JBLoadingPanel extends JPanel { |
| private final JPanel myPanel; |
| final LoadingDecorator myDecorator; |
| private final Collection<JBLoadingPanelListener> myListeners = ContainerUtil.createLockFreeCopyOnWriteList(); |
| |
| public JBLoadingPanel(@Nullable LayoutManager manager, @NotNull Disposable parent) { |
| this(manager, parent, -1); |
| } |
| |
| public JBLoadingPanel(@Nullable LayoutManager manager, @NotNull Disposable parent, int startDelayMs) { |
| super(new BorderLayout()); |
| myPanel = manager == null ? new JPanel() : new JPanel(manager); |
| myPanel.setOpaque(false); |
| myDecorator = new LoadingDecorator(myPanel, parent, startDelayMs) { |
| @Override |
| protected NonOpaquePanel customizeLoadingLayer(JPanel parent, JLabel text, AsyncProcessIcon icon) { |
| final NonOpaquePanel panel = super.customizeLoadingLayer(parent, text, icon); |
| customizeStatusText(text); |
| return panel; |
| } |
| }; |
| super.add(myDecorator.getComponent(), BorderLayout.CENTER); |
| } |
| |
| public static void customizeStatusText(JLabel text) { |
| Font font = text.getFont(); |
| text.setFont(font.deriveFont(font.getStyle(), font.getSize() + 6)); |
| text.setForeground(ColorUtil.toAlpha(UIUtil.getLabelForeground(), 150)); |
| } |
| |
| public void setLoadingText(String text) { |
| myDecorator.setLoadingText(text); |
| } |
| |
| public void stopLoading() { |
| myDecorator.stopLoading(); |
| for (JBLoadingPanelListener listener : myListeners) { |
| listener.onLoadingFinish(); |
| } |
| } |
| |
| public boolean isLoading() { |
| return myDecorator.isLoading(); |
| } |
| |
| public void startLoading() { |
| myDecorator.startLoading(false); |
| for (JBLoadingPanelListener listener : myListeners) { |
| listener.onLoadingStart(); |
| } |
| } |
| |
| public void addListener(@NotNull JBLoadingPanelListener listener) { |
| myListeners.add(listener); |
| } |
| |
| public boolean removeListener(@NotNull JBLoadingPanelListener listener) { |
| return myListeners.remove(listener); |
| } |
| |
| public JPanel getContentPanel() { |
| return myPanel; |
| } |
| |
| @Override |
| public Component add(Component comp) { |
| return myPanel.add(comp); |
| } |
| |
| @Override |
| public Component add(Component comp, int index) { |
| return myPanel.add(comp, index); |
| } |
| |
| @Override |
| public void add(Component comp, Object constraints) { |
| myPanel.add(comp, constraints); |
| } |
| |
| @Override |
| public Dimension getPreferredSize() { |
| return getContentPanel().getPreferredSize(); |
| } |
| } |