org.eclipse.php.internal.ui.preferences.PHPBasePreferencePage.java Source code

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Here is the source code for org.eclipse.php.internal.ui.preferences.PHPBasePreferencePage.java

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/*******************************************************************************
 * Copyright (c) 2009 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *     Zend Technologies
 *******************************************************************************/
package org.eclipse.php.internal.ui.preferences;

import java.util.ArrayList;

import org.eclipse.dltk.ui.DLTKUIPlugin;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.php.internal.ui.IPHPHelpContextIds;
import org.eclipse.php.internal.ui.PHPUIMessages;
import org.eclipse.php.internal.ui.PHPUiPlugin;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
import org.eclipse.ui.PlatformUI;

/*
 * The page for setting general DLTK plugin preferences.
 * Using DLTK preference store in order to affect PHP Explorer (which is DLTK view)
 * See PreferenceConstants to access or change these values through public API.
 */
public class PHPBasePreferencePage extends PreferencePage implements IWorkbenchPreferencePage {

    // TODO: assign DLTK values once its build support these constants
    private static final String DOUBLE_CLICK = org.eclipse.dltk.ui.PreferenceConstants.DOUBLE_CLICK;
    private static final String DOUBLE_CLICK_EXPANDS = org.eclipse.dltk.ui.PreferenceConstants.DOUBLE_CLICK_EXPANDS;
    private static final String DOUBLE_CLICK_GOES_INTO = org.eclipse.dltk.ui.PreferenceConstants.DOUBLE_CLICK_GOES_INTO;

    private ArrayList fCheckBoxes;
    private ArrayList fRadioButtons;
    private ArrayList fTextControls;

    public PHPBasePreferencePage() {
        super();
        setPreferenceStore(DLTKUIPlugin.getDefault().getPreferenceStore());
        setDescription(PHPUIMessages.PHPBasePreferencePage_description);

        fRadioButtons = new ArrayList();
        fCheckBoxes = new ArrayList();
        fTextControls = new ArrayList();
    }

    /*
     * @see IWorkbenchPreferencePage#init(IWorkbench)
     */
    public void init(IWorkbench workbench) {
    }

    private Button addRadioButton(Composite parent, String label, String key, String value) {
        GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);

        Button button = new Button(parent, SWT.RADIO);
        button.setText(label);
        button.setData(new String[] { key, value });
        button.setLayoutData(gd);

        button.setSelection(value.equals(DLTKUIPlugin.getDefault().getPreferenceStore().getString(key)));

        fRadioButtons.add(button);
        return button;
    }

    protected Control createContents(Composite parent) {
        initializeDialogUnits(parent);

        Composite result = new Composite(parent, SWT.NONE);
        GridLayout layout = new GridLayout();
        layout.marginHeight = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_MARGIN);
        layout.marginWidth = 0;
        layout.verticalSpacing = convertVerticalDLUsToPixels(10);
        layout.horizontalSpacing = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);
        result.setLayout(layout);

        Group doubleClickGroup = new Group(result, SWT.NONE);
        doubleClickGroup.setLayout(new GridLayout());
        doubleClickGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
        doubleClickGroup.setText(PHPUIMessages.PHPBasePreferencePage_doubleclick_action);
        addRadioButton(doubleClickGroup, PHPUIMessages.PHPBasePreferencePage_doubleclick_gointo, DOUBLE_CLICK,
                DOUBLE_CLICK_GOES_INTO);
        addRadioButton(doubleClickGroup, PHPUIMessages.PHPBasePreferencePage_doubleclick_expand, DOUBLE_CLICK,
                DOUBLE_CLICK_EXPANDS);
        Dialog.applyDialogFont(result);
        return result;
    }

    /*
     * @see PreferencePage#performDefaults()
     */
    protected void performDefaults() {
        IPreferenceStore store = getPreferenceStore();
        for (int i = 0; i < fCheckBoxes.size(); i++) {
            Button button = (Button) fCheckBoxes.get(i);
            String key = (String) button.getData();
            button.setSelection(store.getDefaultBoolean(key));
        }
        for (int i = 0; i < fRadioButtons.size(); i++) {
            Button button = (Button) fRadioButtons.get(i);
            String[] info = (String[]) button.getData();
            button.setSelection(info[1].equals(store.getDefaultString(info[0])));
        }
        for (int i = 0; i < fTextControls.size(); i++) {
            Text text = (Text) fTextControls.get(i);
            String key = (String) text.getData();
            text.setText(store.getDefaultString(key));
        }
        super.performDefaults();
    }

    /*
     * @see IPreferencePage#performOk()
     */
    public boolean performOk() {
        IPreferenceStore store = getPreferenceStore();
        for (int i = 0; i < fCheckBoxes.size(); i++) {
            Button button = (Button) fCheckBoxes.get(i);
            String key = (String) button.getData();
            store.setValue(key, button.getSelection());
        }
        for (int i = 0; i < fRadioButtons.size(); i++) {
            Button button = (Button) fRadioButtons.get(i);
            if (button.getSelection()) {
                String[] info = (String[]) button.getData();
                store.setValue(info[0], info[1]);
            }
        }
        for (int i = 0; i < fTextControls.size(); i++) {
            Text text = (Text) fTextControls.get(i);
            String key = (String) text.getData();
            store.setValue(key, text.getText());
        }

        PHPUiPlugin.getDefault().savePluginPreferences();
        return super.performOk();
    }

    @Override
    public void performHelp() {
        PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IPHPHelpContextIds.PREFERENCES);
        super.performHelp();
    }

}