/*
* 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 scratch.ide;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.fileEditor.ex.FileEditorManagerEx;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Key;
import com.intellij.openapi.util.UserDataHolder;
import com.intellij.openapi.util.UserDataHolderBase;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.wm.IdeFocusManager;
import com.intellij.openapi.wm.IdeFrame;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
public class Util {
public static final Icon NO_ICON = null;
private static final Key<Project> PROJECT_KEY = Key.create("Project");
public static UserDataHolder holdingOnTo(Project project) {
UserDataHolder userDataHolder = new UserDataHolderBase();
userDataHolder.putUserData(PROJECT_KEY, project);
return userDataHolder;
}
@SuppressWarnings("ConstantConditions")
@NotNull public static Project takeProjectFrom(UserDataHolder userDataHolder) {
return userDataHolder.getUserData(PROJECT_KEY);
}
@Nullable public static Editor getSelectedEditor() {
IdeFrame frame = IdeFocusManager.findInstance().getLastFocusedFrame();
if (frame == null) return null;
FileEditorManager instance = FileEditorManager.getInstance(frame.getProject());
return instance.getSelectedTextEditor();
}
public static VirtualFile currentFileIn(Project project) {
if (project == null) return null;
return ((FileEditorManagerEx) FileEditorManagerEx.getInstance(project)).getCurrentFile();
}
public static boolean hasFocusInEditor(Document document) {
Editor selectedTextEditor = getSelectedEditor();
return selectedTextEditor != null && selectedTextEditor.getDocument().equals(document);
}
}