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/*
* 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.uiDesigner.binding;
import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.editor.markup.GutterIconRenderer;
import com.intellij.openapi.fileEditor.FileEditor;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.*;
import com.intellij.uiDesigner.UIDesignerBundle;
import com.intellij.uiDesigner.editor.UIFormEditor;
import com.intellij.uiDesigner.palette.ComponentItem;
import com.intellij.uiDesigner.palette.Palette;
import com.intellij.util.PlatformIcons;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.*;
import java.util.Collections;
import java.util.List;
/**
* @author yole
*/
public class BoundIconRenderer extends GutterIconRenderer {
@NotNull private final PsiElement myElement;
private Icon myIcon;
private final String myQName;
public BoundIconRenderer(@NotNull final PsiElement element) {
myElement = element;
if (myElement instanceof PsiField) {
final PsiField field = (PsiField)myElement;
final PsiType type = field.getType();
if (type instanceof PsiClassType) {
PsiClass componentClass = ((PsiClassType)type).resolve();
if (componentClass != null) {
String qName = componentClass.getQualifiedName();
if (qName != null) {
final ComponentItem item = Palette.getInstance(myElement.getProject()).getItem(qName);
if (item != null) {
myIcon = item.getIcon();
}
}
}
}
myQName = field.getContainingClass().getQualifiedName() + "#" + field.getName();
}
else {
myQName = ((PsiClass) element).getQualifiedName();
}
}
@NotNull
public Icon getIcon() {
if (myIcon != null) {
return myIcon;
}
return PlatformIcons.UI_FORM_ICON;
}
public boolean isNavigateAction() {
return true;
}
@Nullable
public AnAction getClickAction() {
return new AnAction() {
public void actionPerformed(AnActionEvent e) {
List<PsiFile> formFiles = getBoundFormFiles();
if (formFiles.size() > 0) {
final VirtualFile virtualFile = formFiles.get(0).getVirtualFile();
if (virtualFile == null) {
return;
}
Project project = myElement.getProject();
FileEditor[] editors = FileEditorManager.getInstance(project).openFile(virtualFile, true);
if (myElement instanceof PsiField) {
for (FileEditor editor: editors) {
if (editor instanceof UIFormEditor) {
((UIFormEditor)editor).selectComponent(((PsiField) myElement).getName());
}
}
}
}
}
};
}
@Nullable
public String getTooltipText() {
List<PsiFile> formFiles = getBoundFormFiles();
if (formFiles.size() > 0) {
return composeText(formFiles);
}
return super.getTooltipText();
}
private List<PsiFile> getBoundFormFiles() {
List<PsiFile> formFiles = Collections.emptyList();
PsiClass aClass;
if (myElement instanceof PsiField) {
aClass = ((PsiField) myElement).getContainingClass();
}
else {
aClass = (PsiClass) myElement;
}
if (aClass != null && aClass.getQualifiedName() != null) {
formFiles = FormClassIndex.findFormsBoundToClass(aClass);
}
return formFiles;
}
private static String composeText(final List<PsiFile> formFiles) {
@NonNls StringBuilder result = new StringBuilder("<html><body>");
result.append(UIDesignerBundle.message("ui.is.bound.header"));
@NonNls String sep = "";
for (PsiFile file: formFiles) {
result.append(sep);
sep = "<br>";
result.append(" ");
result.append(file.getName());
}
result.append("</body></html>");
return result.toString();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
BoundIconRenderer that = (BoundIconRenderer)o;
if (!myQName.equals(that.myQName)) return false;
if (myIcon != null ? !myIcon.equals(that.myIcon) : that.myIcon != null) return false;
return true;
}
@Override
public int hashCode() {
int result = myElement.hashCode();
result = 31 * result + (myIcon != null ? myIcon.hashCode() : 0);
return result;
}
}
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