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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php
*
* 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.android.ide.eclipse.adt.internal.editors.layout.refactoring;
import static com.android.SdkConstants.REQUEST_FOCUS;
import static com.android.SdkConstants.VIEW_FRAGMENT;
import static com.android.SdkConstants.VIEW_INCLUDE;
import com.android.ide.eclipse.adt.internal.editors.layout.LayoutEditorDelegate;
import com.android.ide.eclipse.adt.internal.editors.layout.descriptors.ViewElementDescriptor;
import com.android.ide.eclipse.adt.internal.editors.layout.gle2.CustomViewFinder;
import com.android.ide.eclipse.adt.internal.editors.layout.gre.ViewMetadataRepository;
import com.android.ide.eclipse.adt.internal.sdk.AndroidTargetData;
import com.android.ide.eclipse.adt.internal.sdk.Sdk;
import com.android.sdklib.IAndroidTarget;
import com.android.utils.Pair;
import org.eclipse.core.resources.IProject;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import java.util.ArrayList;
import java.util.List;
class ChangeViewWizard extends VisualRefactoringWizard {
private static final String SEPARATOR_LABEL =
"----------------------------------------"; //$NON-NLS-1$
public ChangeViewWizard(ChangeViewRefactoring ref, LayoutEditorDelegate editor) {
super(ref, editor);
setDefaultPageTitle("Change Widget Type");
}
@Override
protected void addUserInputPages() {
ChangeViewRefactoring ref = (ChangeViewRefactoring) getRefactoring();
List<String> oldTypes = ref.getOldTypes();
String oldType = null;
for (String type : oldTypes) {
if (oldType == null) {
oldType = type;
} else if (!oldType.equals(type)) {
// If the types differ, don't offer related categories
oldType = null;
break;
}
}
addPage(new InputPage(mDelegate.getEditor().getProject(), oldType));
}
/** Wizard page which inputs parameters for the {@link ChangeViewRefactoring} operation */
private static class InputPage extends VisualRefactoringInputPage {
private final IProject mProject;
private Combo mTypeCombo;
private final String mOldType;
private List<String> mClassNames;
public InputPage(IProject project, String oldType) {
super("ChangeViewInputPage"); //$NON-NLS-1$
mProject = project;
mOldType = oldType;
}
@Override
public void createControl(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new GridLayout(2, false));
Label typeLabel = new Label(composite, SWT.NONE);
typeLabel.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
typeLabel.setText("New Widget Type:");
mTypeCombo = new Combo(composite, SWT.READ_ONLY);
mTypeCombo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
mTypeCombo.addSelectionListener(mSelectionValidateListener);
mClassNames = getWidgetTypes(mOldType, mTypeCombo);
mTypeCombo.select(0);
setControl(composite);
validatePage();
mTypeCombo.setFocus();
}
private List<String> getWidgetTypes(String oldType, Combo combo) {
List<String> classNames = new ArrayList<String>();
// Populate type combo
Sdk currentSdk = Sdk.getCurrent();
if (currentSdk != null) {
IAndroidTarget target = currentSdk.getTarget(mProject);
if (target != null) {
// Try to pick "related" widgets to the one you have selected.
// For example, for an AnalogClock, display DigitalClock first.
// For a Text, offer EditText, AutoComplete, etc.
if (oldType != null) {
ViewMetadataRepository repository = ViewMetadataRepository.get();
List<String> relatedTo = repository.getRelatedTo(oldType);
if (relatedTo.size() > 0) {
for (String className : relatedTo) {
String base = className.substring(className.lastIndexOf('.') + 1);
combo.add(base);
classNames.add(className);
}
combo.add(SEPARATOR_LABEL);
classNames.add(null);
}
}
Pair<List<String>,List<String>> result =
CustomViewFinder.findViews(mProject, false);
List<String> customViews = result.getFirst();
List<String> thirdPartyViews = result.getSecond();
if (customViews.size() > 0) {
for (String view : customViews) {
combo.add(view);
classNames.add(view);
}
combo.add(SEPARATOR_LABEL);
classNames.add(null);
}
if (thirdPartyViews.size() > 0) {
for (String view : thirdPartyViews) {
combo.add(view);
classNames.add(view);
}
combo.add(SEPARATOR_LABEL);
classNames.add(null);
}
AndroidTargetData targetData = currentSdk.getTargetData(target);
if (targetData != null) {
// Now add ALL known layout descriptors in case the user has
// a special case
List<ViewElementDescriptor> descriptors =
targetData.getLayoutDescriptors().getViewDescriptors();
for (ViewElementDescriptor d : descriptors) {
String className = d.getFullClassName();
if (className.equals(VIEW_INCLUDE)
|| className.equals(VIEW_FRAGMENT)
|| className.equals(REQUEST_FOCUS)) {
continue;
}
combo.add(d.getUiName());
classNames.add(className);
}
}
}
} else {
combo.add("SDK not initialized");
classNames.add(null);
}
return classNames;
}
@Override
protected boolean validatePage() {
boolean ok = true;
int selectionIndex = mTypeCombo.getSelectionIndex();
String type = selectionIndex != -1 ? mClassNames.get(selectionIndex) : null;
if (type == null) {
setErrorMessage("Select a widget type to convert to");
ok = false; // The user has chosen a separator
} else {
setErrorMessage(null);
}
// Record state
ChangeViewRefactoring refactoring =
(ChangeViewRefactoring) getRefactoring();
refactoring.setType(type);
setPageComplete(ok);
return ok;
}
}
}
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