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Code Issues Packages Projects Releases Wiki Activity

better argument semantics for FindSuperElementsHelper

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This commit is contained in:
Evgeny Pasynkov
2012-07-04 12:56:16 +02:00
parent ec79107c77
commit 5861500446
2 changed files with 135 additions and 131 deletions
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java/java-impl/src/com/intellij/codeInsight/navigation/JavaGotoSuperHandler.java
+79 -76
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@@ -1,76 +1,79 @@
/*
* Copyright 2000-2009 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.codeInsight.navigation;
import com.intellij.codeInsight.CodeInsightActionHandler;
import com.intellij.codeInsight.CodeInsightBundle;
import com.intellij.codeInsight.daemon.impl.PsiElementListNavigator;
import com.intellij.codeInsight.navigation.actions.GotoSuperAction;
import com.intellij.featureStatistics.FeatureUsageTracker;
import com.intellij.ide.util.MethodCellRenderer;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.fileEditor.OpenFileDescriptor;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.psi.PsiMethod;
import com.intellij.psi.impl.FindSuperElementsHelper;
import com.intellij.psi.util.PsiUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public class JavaGotoSuperHandler implements CodeInsightActionHandler {
public void invoke(@NotNull final Project project, @NotNull final Editor editor, @NotNull final PsiFile file) {
FeatureUsageTracker.getInstance().triggerFeatureUsed(GotoSuperAction.FEATURE_ID);
int offset = editor.getCaretModel().getOffset();
PsiElement[] superElements = findSuperElements(file, offset);
if (superElements == null || superElements.length == 0) return;
if (superElements.length == 1) {
PsiElement superElement = superElements[0].getNavigationElement();
final PsiFile containingFile = superElement.getContainingFile();
if (containingFile == null) return;
final VirtualFile virtualFile = containingFile.getVirtualFile();
if (virtualFile == null) return;
OpenFileDescriptor descriptor = new OpenFileDescriptor(project, virtualFile, superElement.getTextOffset());
FileEditorManager.getInstance(project).openTextEditor(descriptor, true);
} else {
if (superElements[0] instanceof PsiMethod) {
boolean showMethodNames = !PsiUtil.allMethodsHaveSameSignature((PsiMethod[])superElements);
PsiElementListNavigator.openTargets(editor, (PsiMethod[])superElements,
CodeInsightBundle.message("goto.super.method.chooser.title"),
new MethodCellRenderer(showMethodNames));
}
else {
NavigationUtil.getPsiElementPopup(superElements, CodeInsightBundle.message("goto.super.class.chooser.title")).showInBestPositionFor(editor);
}
}
}
@Nullable
private static PsiElement[] findSuperElements(PsiFile file, int offset) {
PsiElement element = file.findElementAt(offset);
if (element == null) return null;
return FindSuperElementsHelper.findSuperElements(element);
}
public boolean startInWriteAction() {
return false;
}
}
/*
* Copyright 2000-2009 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.codeInsight.navigation;
import com.intellij.codeInsight.CodeInsightActionHandler;
import com.intellij.codeInsight.CodeInsightBundle;
import com.intellij.codeInsight.daemon.impl.PsiElementListNavigator;
import com.intellij.codeInsight.navigation.actions.GotoSuperAction;
import com.intellij.featureStatistics.FeatureUsageTracker;
import com.intellij.ide.util.MethodCellRenderer;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.fileEditor.OpenFileDescriptor;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.*;
import com.intellij.psi.impl.FindSuperElementsHelper;
import com.intellij.psi.util.PsiTreeUtil;
import com.intellij.psi.util.PsiUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public class JavaGotoSuperHandler implements CodeInsightActionHandler {
public void invoke(@NotNull final Project project, @NotNull final Editor editor, @NotNull final PsiFile file) {
FeatureUsageTracker.getInstance().triggerFeatureUsed(GotoSuperAction.FEATURE_ID);
int offset = editor.getCaretModel().getOffset();
PsiElement[] superElements = findSuperElements(file, offset);
if (superElements == null || superElements.length == 0) return;
if (superElements.length == 1) {
PsiElement superElement = superElements[0].getNavigationElement();
final PsiFile containingFile = superElement.getContainingFile();
if (containingFile == null) return;
final VirtualFile virtualFile = containingFile.getVirtualFile();
if (virtualFile == null) return;
OpenFileDescriptor descriptor = new OpenFileDescriptor(project, virtualFile, superElement.getTextOffset());
FileEditorManager.getInstance(project).openTextEditor(descriptor, true);
} else {
if (superElements[0] instanceof PsiMethod) {
boolean showMethodNames = !PsiUtil.allMethodsHaveSameSignature((PsiMethod[])superElements);
PsiElementListNavigator.openTargets(editor, (PsiMethod[])superElements,
CodeInsightBundle.message("goto.super.method.chooser.title"),
new MethodCellRenderer(showMethodNames));
}
else {
NavigationUtil.getPsiElementPopup(superElements, CodeInsightBundle.message("goto.super.class.chooser.title")).showInBestPositionFor(editor);
}
}
}
@Nullable
private static PsiElement[] findSuperElements(PsiFile file, int offset) {
PsiElement element = file.findElementAt(offset);
if (element == null) return null;
PsiNameIdentifierOwner parent = PsiTreeUtil.getParentOfType(element, PsiMethod.class, PsiClass.class);
if (parent == null)
return null;
return FindSuperElementsHelper.findSuperElements(parent);
}
public boolean startInWriteAction() {
return false;
}
}