| /* |
| * 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.application.options.codeStyle.arrangement.component; |
| |
| import com.intellij.openapi.util.NotNullLazyValue; |
| import com.intellij.psi.codeStyle.arrangement.std.ArrangementSettingsToken; |
| import com.intellij.psi.codeStyle.arrangement.std.ArrangementUiComponent; |
| import com.intellij.util.containers.ContainerUtilRt; |
| import com.intellij.util.ui.GridBag; |
| import com.intellij.util.ui.UIUtil; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.swing.*; |
| import java.awt.*; |
| import java.awt.event.MouseEvent; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Set; |
| |
| /** |
| * @author Denis Zhdanov |
| * @since 3/11/13 10:41 AM |
| */ |
| public abstract class AbstractArrangementUiComponent implements ArrangementUiComponent { |
| |
| @NotNull private final NotNullLazyValue<JComponent> myComponent = new NotNullLazyValue<JComponent>() { |
| @NotNull |
| @Override |
| protected JComponent compute() { |
| JPanel result = new JPanel(new GridBagLayout()) { |
| @Override |
| protected void paintComponent(Graphics g) { |
| Point point = UIUtil.getLocationOnScreen(this); |
| if (point != null) { |
| Rectangle bounds = getBounds(); |
| myScreenBounds = new Rectangle(point.x, point.y, bounds.width, bounds.height); |
| } |
| if (!myEnabled && g instanceof Graphics2D) { |
| ((Graphics2D)g).setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.3f)); |
| } |
| super.paintComponent(g); |
| } |
| |
| @Override |
| public boolean isFocusOwner() { |
| Component[] components = getComponents(); |
| if (components != null) { |
| for (Component component : components) { |
| if (component.isFocusOwner()) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean requestFocusInWindow() { |
| if (getComponentCount() > 0) { |
| return getComponent(0).requestFocusInWindow(); |
| } |
| else { |
| return super.requestFocusInWindow(); |
| } |
| } |
| }; |
| result.setOpaque(false); |
| result.add(doGetUiComponent(), new GridBag().fillCell()); |
| return result; |
| } |
| }; |
| |
| @NotNull private final Set<ArrangementSettingsToken> myAvailableTokens = ContainerUtilRt.newHashSet(); |
| |
| @Nullable private Listener myListener; |
| @Nullable private Rectangle myScreenBounds; |
| |
| private boolean myEnabled = true; |
| |
| protected AbstractArrangementUiComponent(@NotNull ArrangementSettingsToken ... availableTokens) { |
| myAvailableTokens.addAll(Arrays.asList(availableTokens)); |
| } |
| |
| protected AbstractArrangementUiComponent(@NotNull Collection<ArrangementSettingsToken> availableTokens) { |
| myAvailableTokens.addAll(availableTokens); |
| } |
| |
| @NotNull |
| @Override |
| public Set<ArrangementSettingsToken> getAvailableTokens() { |
| return myAvailableTokens; |
| } |
| |
| @NotNull |
| @Override |
| public final JComponent getUiComponent() { |
| return myComponent.getValue(); |
| } |
| |
| protected abstract JComponent doGetUiComponent(); |
| |
| @Override |
| public void setData(@NotNull Object data) { |
| // Do nothing |
| } |
| |
| @Override |
| public void setListener(@Nullable Listener listener) { |
| myListener = listener; |
| } |
| |
| @Nullable |
| @Override |
| public Rectangle getScreenBounds() { |
| return myScreenBounds; |
| } |
| |
| @Override |
| public boolean isEnabled() { |
| return myEnabled; |
| } |
| |
| @Override |
| public void setEnabled(boolean enabled) { |
| myEnabled = enabled; |
| } |
| |
| @Nullable |
| @Override |
| public Rectangle onMouseMove(@NotNull MouseEvent event) { |
| return null; |
| } |
| |
| @Override |
| public void onMouseRelease(@NotNull MouseEvent event) { |
| } |
| |
| @Nullable |
| @Override |
| public Rectangle onMouseExited() { |
| return null; |
| } |
| |
| @Nullable |
| @Override |
| public Rectangle onMouseEntered(@NotNull MouseEvent e) { |
| return null; |
| } |
| |
| protected void fireStateChanged() { |
| if (myListener != null) { |
| myListener.stateChanged(); |
| } |
| } |
| |
| @Override |
| public final void reset() { |
| setEnabled(false); |
| setSelected(false); |
| doReset(); |
| } |
| |
| protected abstract void doReset(); |
| } |