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/*
* Copyright (C) 2012 The Android Open Source Project
*
* 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.motorola.studio.android.generateviewbylayout.codegenerators;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.SubMonitor;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.core.dom.Block;
import org.eclipse.jdt.core.dom.MethodDeclaration;
import org.eclipse.jdt.core.dom.Modifier.ModifierKeyword;
import org.eclipse.jdt.core.dom.PrimitiveType;
import org.eclipse.jdt.core.dom.SingleVariableDeclaration;
import org.eclipse.jdt.core.dom.TypeDeclaration;
import com.motorola.studio.android.codeutils.i18n.CodeUtilsNLS;
import com.motorola.studio.android.generateviewbylayout.JavaViewBasedOnLayoutModifierConstants;
import com.motorola.studio.android.generateviewbylayout.model.CodeGeneratorDataBasedOnLayout;
import com.motorola.studio.android.generateviewbylayout.model.LayoutNode;
/**
* Responsible to add methods to deal with Spinner events
*/
public class SpinnerCodeGenerator extends AbstractLayoutCodeGenerator
{
/**
* @param codeGeneratorData
* @param onCreateDeclaration
* @param typeDeclaration
*/
public SpinnerCodeGenerator(CodeGeneratorDataBasedOnLayout codeGeneratorData,
MethodDeclaration onCreateDeclaration, TypeDeclaration typeDeclaration)
{
super(codeGeneratorData, onCreateDeclaration, typeDeclaration);
}
@Override
public void generateCode(IProgressMonitor monitor) throws JavaModelException
{
addOnItemSpinnerHandler(monitor);
}
/**
* Adds methods to handle with Spinner (combo box) events
*
* <br>
* GENERATED_CODE_FORMAT:
* <br>
* $GUI_ID.setOnItemSelectedListener(new OnItemSelectedListener() {
* <br>
* public void onItemSelected(AdapterView<?> parentView, View selectedItemView, int position, long id) {
* <br>
* }
* <br>
* public void onNothingSelected(AdapterView<?> parentView) {
* <br>
* }
* <br>
* });
*/
private void addOnItemSpinnerHandler(IProgressMonitor monitor) throws JavaModelException
{
SubMonitor subMonitor = SubMonitor.convert(monitor);
subMonitor.beginTask(CodeUtilsNLS.JavaViewBasedOnLayoutModifier_AddingSpinnerHandler,
codeGeneratorData.getGuiItems().size());
for (LayoutNode node : codeGeneratorData.getGuiItems())
{
if (node.shouldInsertCode()
&& node.getNodeType().equals(LayoutNode.LayoutNodeViewType.Spinner.name()))
{
boolean containMethodDeclared =
checkIfInvokeMethodIsDeclared(
node,
JavaViewBasedOnLayoutModifierConstants.SET_ON_ITEM_SELECTED_LISTENER);
if (!containMethodDeclared)
{
List<MethodDeclaration> declarations = new ArrayList<MethodDeclaration>();
List<SingleVariableDeclaration> parameters1 =
new ArrayList<SingleVariableDeclaration>();
SingleVariableDeclaration param1 =
createWildcardTypeVariableDeclarationFromStrings(
JavaViewBasedOnLayoutModifierConstants.ADAPTER_VIEW,
JavaViewBasedOnLayoutModifierConstants.PARENT_VIEW);
parameters1.add(param1);
SingleVariableDeclaration param2 =
createVariableDeclarationFromStrings(
JavaViewBasedOnLayoutModifierConstants.VIEW_CLASS,
JavaViewBasedOnLayoutModifierConstants.SELECTED_ITEM_VIEW);
parameters1.add(param2);
SingleVariableDeclaration param3 =
createVariableDeclarationPrimitiveCode(PrimitiveType.INT,
JavaViewBasedOnLayoutModifierConstants.POSITION); //$NON-NLS-1$
parameters1.add(param3);
SingleVariableDeclaration param4 =
createVariableDeclarationPrimitiveCode(PrimitiveType.LONG,
JavaViewBasedOnLayoutModifierConstants.ROW); //$NON-NLS-1$ //$NON-NLS-2$
parameters1.add(param4);
MethodDeclaration methodDeclaration1 =
addMethodDeclaration(ModifierKeyword.PUBLIC_KEYWORD,
JavaViewBasedOnLayoutModifierConstants.ON_ITEM_SELECTED,
PrimitiveType.VOID, parameters1);
Block block1 = onCreateDeclaration.getAST().newBlock();
methodDeclaration1.setBody(block1);
declarations.add(methodDeclaration1);
List<SingleVariableDeclaration> parameters2 =
new ArrayList<SingleVariableDeclaration>();
SingleVariableDeclaration param1Method2 =
createWildcardTypeVariableDeclarationFromStrings(
JavaViewBasedOnLayoutModifierConstants.ADAPTER_VIEW,
JavaViewBasedOnLayoutModifierConstants.PARENT_VIEW);
parameters2.add(param1Method2);
MethodDeclaration methodDeclaration2 =
addMethodDeclaration(ModifierKeyword.PUBLIC_KEYWORD,
JavaViewBasedOnLayoutModifierConstants.ON_NOTHING_SELECTED,
PrimitiveType.VOID, parameters2);
Block block2 = onCreateDeclaration.getAST().newBlock();
methodDeclaration2.setBody(block2);
declarations.add(methodDeclaration2);
addMethodInvocationToListenerHandler(node.getNodeId(),
JavaViewBasedOnLayoutModifierConstants.SET_ON_ITEM_SELECTED_LISTENER,
JavaViewBasedOnLayoutModifierConstants.ADAPTER_VIEW,
JavaViewBasedOnLayoutModifierConstants.ON_ITEM_SELECTED_LISTENER,
declarations);
}
}
subMonitor.worked(1);
}
}
}
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