/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.click.eclipse.ui.editor.attrs;
import org.apache.click.eclipse.ClickPlugin;
import org.apache.click.eclipse.ClickUtils;
import org.apache.click.eclipse.ui.fieldassist.FieldAssistUtils;
import org.apache.click.eclipse.ui.fieldassist.TypeNameContentProposalProvider;
import org.apache.click.eclipse.ui.wizard.NewClassWizard;
import org.apache.click.eclipse.ui.wizard.NewClickPageWizard;
import org.eclipse.core.resources.IFile;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.search.SearchEngine;
import org.eclipse.jdt.ui.IJavaElementSearchConstants;
import org.eclipse.jdt.ui.JavaUI;
import org.eclipse.jface.dialogs.ProgressMonitorDialog;
import org.eclipse.jface.fieldassist.TextContentAdapter;
import org.eclipse.jface.fieldassist.TextControlCreator;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.SelectionDialog;
import org.eclipse.ui.fieldassist.ContentAssistField;
import org.eclipse.ui.forms.events.HyperlinkAdapter;
import org.eclipse.ui.forms.events.HyperlinkEvent;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.forms.widgets.Hyperlink;
import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMElement;
import org.w3c.dom.Element;
/**
* Provides utility methods for attribute editors.
*
* @author Naoki Takezoe
*/
public class AttributeEditorUtils {
public static Control[] createLinkText(FormToolkit toolkit, Composite parent,
final IDOMElement element, String label, final String attrName){
Hyperlink link = toolkit.createHyperlink(parent, label, SWT.NULL);
Composite composite = FieldAssistUtils.createNullDecoratedPanel(parent, true);
final Text text = toolkit.createText(composite, "", SWT.BORDER);
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
text.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
if(element!=null){
String initialValue = element.getAttribute(attrName);
if(initialValue!=null){
text.setText(initialValue);
}
}
return new Control[]{link, text};
}
/**
* Creates the {@link Text} field editor.
*
* @param toolkit the <code>FormToolkit</code> instance
* @param parent the parent composite
* @param element the target element
* @param label the field label
* @param attrName the target attribute name
*/
public static Text createText(FormToolkit toolkit, Composite parent,
final IDOMElement element, String label, final String attrName){
toolkit.createLabel(parent, label);
Composite composite = FieldAssistUtils.createNullDecoratedPanel(parent, true);
final Text text = toolkit.createText(composite, "", SWT.BORDER);
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
text.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
if(element!=null){
String initialValue = element.getAttribute(attrName);
if(initialValue!=null){
text.setText(initialValue);
}
}
return text;
}
/**
* Creates the {@Combo} field editor.
*
* @param toolkit the <code>FormToolkit</code>
* @param parent the parent composite
* @param element the target element
* @param label the field label
* @param attrName the target attribute name
* @param values proposals of the combobox
*/
public static Combo createCombo(FormToolkit toolkit, Composite parent,
final IDOMElement element, String label, final String attrName, String[] values){
toolkit.createLabel(parent, label);
Composite composite = FieldAssistUtils.createNullDecoratedPanel(parent, true);
final Combo combo = new Combo(composite, SWT.READ_ONLY);
for(int i=0;i<values.length;i++){
combo.add(values[i]);
}
if(element!=null){
String initialValue = element.getAttribute(attrName);
if(initialValue!=null){
combo.setText(initialValue);
}
}
return combo;
}
/**
* Creates the classname field editor.
*
* @param project the <code>IJavaProject</code> instance
* @param toolkit the <code>FormToolkit</code> instance
* @param parent the parent composite
* @param element the target element
* @param attrName the target attribute name
* @param superClass the super class
* @param textFileName null or the text control for the HTML filename
*/
public static Text createClassText(final IJavaProject project,
FormToolkit toolkit, final Composite parent,
final IDOMElement element, String label, final String attrName,
final String superClass, final Text textFileName){
final Hyperlink link = toolkit.createHyperlink(parent, label, SWT.NULL);
link.addHyperlinkListener(new HyperlinkAdapter(){
public void linkActivated(HyperlinkEvent e){
try {
Control[] controls = parent.getChildren();
Text text = null;
for(int i=0;i<controls.length;i++){
if(i>0 && controls[i-1]==link && controls[i] instanceof Composite){
Composite composite = (Composite)controls[i];
text = (Text)((Composite)composite.getChildren()[0]).getChildren()[0];
}
}
if(text!=null && !text.getText().equals("")){
String className = text.getText();
if(superClass!=null && superClass==ClickPlugin.CLICK_PAGE_CLASS){
String packageName = ((Element)element.getParentNode()).getAttribute(ClickPlugin.ATTR_PACKAGE);
if(packageName!=null && packageName.length()!=0){
className = packageName + "." + className;
}
}
IFile file = (IFile)ClickUtils.getResource(element.getStructuredDocument());
IJavaProject project = JavaCore.create(file.getProject());
IType type = project.findType(className);
if(type!=null){
JavaUI.revealInEditor(JavaUI.openInEditor(type), (IJavaElement)type);
} else {
if(superClass!=null && superClass==ClickPlugin.CLICK_PAGE_CLASS){
// Opens the new page creation wizard
NewClickPageWizard wizard = new NewClickPageWizard();
wizard.init(PlatformUI.getWorkbench(), new StructuredSelection(project));
wizard.setInitialClassName(className);
if(textFileName!=null){
wizard.setInitialPageName(textFileName.getText());
}
WizardDialog dialog = new WizardDialog(text.getShell(), wizard);
dialog.open();
} else {
// Opens the new java class creation wizard
NewClassWizard wizard = new NewClassWizard();
wizard.init(PlatformUI.getWorkbench(), new StructuredSelection(project));
if(superClass!=null){
if(superClass == ClickPlugin.CLICK_CONTROL_IF || superClass.endsWith("Service")){
wizard.addInterface(superClass);
} else {
wizard.setSuperClass(superClass);
}
}
wizard.setClassName(className);
WizardDialog dialog = new WizardDialog(text.getShell(), wizard);
dialog.open();
}
}
}
} catch(Exception ex){
ClickPlugin.log(ex);
}
}
});
Composite composite = toolkit.createComposite(parent);
composite.setLayout(FieldAssistUtils.createGridLayout());
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
ContentAssistField field = new ContentAssistField(composite, SWT.BORDER,
new TextControlCreator(), new TextContentAdapter(),
new TypeNameContentProposalProvider(project),
ITextEditorActionDefinitionIds.CONTENT_ASSIST_PROPOSALS,
new char[0]);
final Text text = (Text)field.getControl();
field.getLayoutControl().setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
field.getLayoutControl().setBackground(Display.getDefault().getSystemColor(SWT.COLOR_WHITE));
if(element!=null){
String initialValue = element.getAttribute(attrName);
if(initialValue!=null){
text.setText(initialValue);
}
}
Button button = toolkit.createButton(composite, ClickPlugin.getString("action.browse"), SWT.PUSH);
button.addSelectionListener(new SelectionAdapter(){
public void widgetSelected(SelectionEvent evt){
Shell shell = text.getShell();
try {
SelectionDialog dialog = JavaUI.createTypeDialog(
shell,new ProgressMonitorDialog(shell),
SearchEngine.createJavaSearchScope(new IJavaElement[]{project}),
IJavaElementSearchConstants.CONSIDER_CLASSES,false);
if(dialog.open()==SelectionDialog.OK){
Object[] result = dialog.getResult();
text.setText(((IType)result[0]).getFullyQualifiedName());
}
} catch(Exception ex){
ClickPlugin.log(ex);
}
}
});
return text;
}
}