/*
* Copyright 2000-2016 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.execution.dashboard;
import com.intellij.ui.content.*;
import org.jetbrains.annotations.NotNull;
import javax.swing.*;
import java.awt.*;
/**
* PanelContentUI simply shows selected content in a panel.
*
* @author konstantin.aleev
*/
class PanelContentUI implements ContentUI {
private JPanel myPanel;
@Override
public JComponent getComponent() {
initUI();
return myPanel;
}
@Override
public void setManager(@NotNull ContentManager manager) {
manager.addContentManagerListener(new ContentManagerAdapter() {
@Override
public void selectionChanged(final ContentManagerEvent event) {
initUI();
if (ContentManagerEvent.ContentOperation.add == event.getOperation()) {
showContent(event.getContent());
}
else if (ContentManagerEvent.ContentOperation.remove == event.getOperation()) {
hideContent();
}
}
});
}
private void initUI() {
if (myPanel != null) {
return;
}
myPanel = new JPanel(new BorderLayout());
}
private void showContent(@NotNull Content content) {
if (myPanel.getComponentCount() != 1 ||
myPanel.getComponent(0) != content.getComponent()) {
myPanel.removeAll();
myPanel.add(content.getComponent(), BorderLayout.CENTER);
myPanel.revalidate();
myPanel.repaint();
}
}
private void hideContent() {
myPanel.removeAll();
myPanel.revalidate();
myPanel.repaint();
}
@Override
public boolean isSingleSelection() {
return true;
}
@Override
public boolean isToSelectAddedContent() {
return true;
}
@Override
public boolean canBeEmptySelection() {
return false;
}
@Override
public void beforeDispose() {
}
@Override
public boolean canChangeSelectionTo(@NotNull Content content, boolean implicit) {
return true;
}
@NotNull
@Override
public String getCloseActionName() {
return "";
}
@NotNull
@Override
public String getCloseAllButThisActionName() {
return "";
}
@NotNull
@Override
public String getPreviousContentActionName() {
return "";
}
@NotNull
@Override
public String getNextContentActionName() {
return "";
}
@Override
public void dispose() {
}
}