/*
* 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.openapi.ui.popup.util;
import com.intellij.openapi.Disposable;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.project.ProjectManager;
import com.intellij.openapi.ui.MessageType;
import com.intellij.openapi.ui.popup.*;
import com.intellij.openapi.wm.IdeFocusManager;
import com.intellij.openapi.wm.IdeFrame;
import com.intellij.openapi.wm.WindowManager;
import com.intellij.ui.awt.RelativePoint;
import com.intellij.util.ReflectionUtil;
import com.intellij.util.ui.UIUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import javax.swing.plaf.basic.ComboPopup;
import java.awt.*;
import java.awt.event.ComponentEvent;
import java.lang.reflect.Method;
public class PopupUtil {
private static final Logger LOG = Logger.getInstance("#com.intellij.openapi.ui.popup.util.PopupUtil");
private PopupUtil() {
}
@Nullable
public static Component getOwner(@Nullable Component c) {
if (c == null) return null;
final Window wnd = SwingUtilities.getWindowAncestor(c);
if (wnd instanceof JWindow) {
final JRootPane root = ((JWindow)wnd).getRootPane();
final JBPopup popup = (JBPopup)root.getClientProperty(JBPopup.KEY);
if (popup == null) return c;
final Component owner = popup.getOwner();
if (owner == null) return c;
return getOwner(owner);
}
else {
return c;
}
}
public static JBPopup getPopupContainerFor(@Nullable Component c) {
if (c == null) return null;
final Window wnd = SwingUtilities.getWindowAncestor(c);
if (wnd instanceof JWindow) {
final JRootPane root = ((JWindow)wnd).getRootPane();
return (JBPopup)root.getClientProperty(JBPopup.KEY);
}
return null;
}
public static void setPopupType(@NotNull final PopupFactory factory, final int type) {
try {
final Method method = PopupFactory.class.getDeclaredMethod("setPopupType", int.class);
method.setAccessible(true);
method.invoke(factory, type);
}
catch (Throwable e) {
LOG.error(e);
}
}
public static int getPopupType(@NotNull final PopupFactory factory) {
try {
final Method method = PopupFactory.class.getDeclaredMethod("getPopupType");
method.setAccessible(true);
final Object result = method.invoke(factory);
return result instanceof Integer ? (Integer) result : -1;
}
catch (Throwable e) {
LOG.error(e);
}
return -1;
}
public static Component getActiveComponent() {
Window[] windows = Window.getWindows();
for (Window each : windows) {
if (each.isActive()) {
return each;
}
}
final IdeFrame frame = IdeFocusManager.findInstance().getLastFocusedFrame();
if (frame != null) return frame.getComponent();
return JOptionPane.getRootFrame();
}
public static void showBalloonForActiveFrame(@NotNull final String message, final MessageType type) {
final Runnable runnable = () -> {
final IdeFrame frame = IdeFocusManager.findInstance().getLastFocusedFrame();
if (frame == null) {
final Project[] projects = ProjectManager.getInstance().getOpenProjects();
final Project project = projects == null || projects.length == 0 ? ProjectManager.getInstance().getDefaultProject() : projects[0];
final JFrame jFrame = WindowManager.getInstance().getFrame(project);
if (jFrame != null) {
showBalloonForComponent(jFrame, message, type, true, project);
} else {
LOG.info("Can not get component to show message: " + message);
}
return;
}
showBalloonForComponent(frame.getComponent(), message, type, true, frame.getProject());
};
UIUtil.invokeLaterIfNeeded(runnable);
}
public static void showBalloonForActiveComponent(@NotNull final String message, final MessageType type) {
Runnable runnable = () -> {
Window[] windows = Window.getWindows();
Window targetWindow = null;
for (Window each : windows) {
if (each.isActive()) {
targetWindow = each;
break;
}
}
if (targetWindow == null) {
targetWindow = JOptionPane.getRootFrame();
}
if (targetWindow == null) {
final IdeFrame frame = IdeFocusManager.findInstance().getLastFocusedFrame();
if (frame == null) {
final Project[] projects = ProjectManager.getInstance().getOpenProjects();
final Project project = projects == null || projects.length == 0 ? ProjectManager.getInstance().getDefaultProject() : projects[0];
final JFrame jFrame = WindowManager.getInstance().getFrame(project);
if (jFrame != null) {
showBalloonForComponent(jFrame, message, type, true, project);
} else {
LOG.info("Can not get component to show message: " + message);
}
return;
}
showBalloonForComponent(frame.getComponent(), message, type, true, frame.getProject());
} else {
showBalloonForComponent(targetWindow, message, type, true, null);
}
};
UIUtil.invokeLaterIfNeeded(runnable);
}
public static void showBalloonForComponent(@NotNull Component component, @NotNull final String message, final MessageType type,
final boolean atTop, @Nullable final Disposable disposable) {
final JBPopupFactory popupFactory = JBPopupFactory.getInstance();
if (popupFactory == null) return;
BalloonBuilder balloonBuilder = popupFactory.createHtmlTextBalloonBuilder(message, type, null);
balloonBuilder.setDisposable(disposable == null ? ApplicationManager.getApplication() : disposable);
Balloon balloon = balloonBuilder.createBalloon();
Dimension size = component.getSize();
Balloon.Position position;
int x;
int y;
if (size == null) {
x = y = 0;
position = Balloon.Position.above;
}
else {
x = Math.min(10, size.width / 2);
y = size.height;
position = Balloon.Position.below;
}
balloon.show(new RelativePoint(component, new Point(x, y)), position);
}
public static boolean isComboPopupKeyEvent(@NotNull ComponentEvent event, @NotNull JComboBox comboBox) {
final Component component = event.getComponent();
if(!comboBox.isPopupVisible() || component == null) return false;
ComboPopup popup = ReflectionUtil.getField(comboBox.getUI().getClass(), comboBox.getUI(), ComboPopup.class, "popup");
return popup != null && SwingUtilities.isDescendingFrom(popup.getList(), component);
}
public static boolean handleEscKeyEvent() {
MenuSelectionManager menuSelectionManager = MenuSelectionManager.defaultManager();
MenuElement[] selectedPath = menuSelectionManager.getSelectedPath();
if (selectedPath.length > 0) { // hide popup menu if any
menuSelectionManager.clearSelectedPath();
return true;
}
else {
if (ApplicationManager.getApplication() == null) {
return false;
}
final StackingPopupDispatcher popupDispatcher = StackingPopupDispatcher.getInstance();
if (popupDispatcher != null && !popupDispatcher.isPopupFocused()) {
return false;
}
return true;
}
}
}