org.seasar.diigu.eclipse.preferences.DiiguProjectPreferencePage.java Source code

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Here is the source code for org.seasar.diigu.eclipse.preferences.DiiguProjectPreferencePage.java

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/*
 * Copyright 2004-2006 the Seasar Foundation and the Others.
 *
 * 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 org.seasar.diigu.eclipse.preferences;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ProjectScope;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.preference.IPersistentPreferenceStore;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.dialogs.PropertyPage;
import org.eclipse.ui.preferences.ScopedPreferenceStore;
import org.seasar.diigu.eclipse.Constants;
import org.seasar.diigu.eclipse.DiiguPlugin;
import org.seasar.diigu.eclipse.builder.DiiguNature;
import org.seasar.diigu.eclipse.nls.Messages;
import org.seasar.diigu.eclipse.operation.NameEnhanceJob;
import org.seasar.diigu.eclipse.util.ProjectUtils;

/**
 * @author taichi
 * 
 */
public class DiiguProjectPreferencePage extends PropertyPage {

    private Button useBuilder;

    private Text selectExpression;

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.preference.PreferencePage#createContents(org.eclipse.swt.widgets.Composite)
     */
    protected Control createContents(Composite parent) {
        Composite composite = new Composite(parent, SWT.NONE);
        GridLayout layout = new GridLayout();
        layout.numColumns = 2;
        composite.setLayout(layout);
        GridData data = new GridData(GridData.FILL);
        data.grabExcessHorizontalSpace = true;
        composite.setLayoutData(data);

        this.useBuilder = new Button(createDefaultComposite(composite), SWT.CHECK);
        this.useBuilder.setText(Messages.USE_BUILDER);

        Label label = new Label(composite, SWT.NONE);
        label.setText(Messages.SELECT_EXPRESSION);
        this.selectExpression = new Text(composite, SWT.SINGLE | SWT.BORDER);
        data = new GridData(GridData.FILL_HORIZONTAL);
        this.selectExpression.setLayoutData(data);

        setUpStoredValue();

        return composite;
    }

    private Composite createDefaultComposite(Composite parent) {
        Composite composite = new Composite(parent, SWT.NULL);
        GridLayout layout = new GridLayout();
        layout.numColumns = 1;
        composite.setLayout(layout);

        GridData data = new GridData();
        data.verticalAlignment = GridData.FILL;
        data.horizontalAlignment = GridData.FILL;
        data.horizontalSpan = 2;
        composite.setLayoutData(data);

        return composite;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.preference.PreferencePage#doGetPreferenceStore()
     */
    protected IPreferenceStore doGetPreferenceStore() {
        return new ScopedPreferenceStore(new ProjectScope(getSelectedProject()), DiiguPlugin.PLUGIN_ID);
    }

    /**
     * @return
     */
    private IProject getSelectedProject() {
        IAdaptable a = getElement();
        IProject project = null;
        if (a instanceof IProject) {
            project = (IProject) a;
        } else {
            project = (IProject) a.getAdapter(IProject.class);
        }
        return project;
    }

    protected void setUpStoredValue() {
        IPreferenceStore store = getPreferenceStore();
        if (store != null) {
            this.selectExpression.setText(store.getString(Constants.CONFIG_SELECT_EXPRESSION));
            this.useBuilder.setSelection(ProjectUtils.hasNature(getSelectedProject(), DiiguNature.NATURE_ID));
        }
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.preference.PreferencePage#performDefaults()
     */
    protected void performDefaults() {
        IPreferenceStore store = getPreferenceStore();
        if (store != null) {
            this.selectExpression.setText(store.getDefaultString(Constants.CONFIG_SELECT_EXPRESSION));
            this.useBuilder.setSelection(ProjectUtils.hasNature(getSelectedProject(), DiiguNature.NATURE_ID));
        }
        super.performDefaults();
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.preference.PreferencePage#performOk()
     */
    public boolean performOk() {
        try {
            IProject project = getSelectedProject();
            if (project != null) {
                if (this.useBuilder.getSelection()) {
                    ProjectUtils.addNature(project, DiiguNature.NATURE_ID);
                } else {
                    ProjectUtils.removeNature(project, DiiguNature.NATURE_ID);
                }
            }
            IPersistentPreferenceStore store = (IPersistentPreferenceStore) getPreferenceStore();
            String s = this.selectExpression.getText();
            if (s != null && 0 < s.length()) {
                store.setValue(Constants.CONFIG_SELECT_EXPRESSION, s);
            }
            store.save();
            NameEnhanceJob job = new NameEnhanceJob(Messages.ENHANCE_FULLBUILD, getSelectedProject());
            job.schedule();
            return true;
        } catch (Exception e) {
            DiiguPlugin.log(e);
            return false;
        }
    }

}