Java tutorial
/* * Copyright 2010 JBoss Inc * * 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.guvnor.tools.preferences; import org.eclipse.jface.preference.IPreferenceStore; import org.eclipse.jface.preference.PreferencePage; import org.eclipse.jface.resource.ImageDescriptor; 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.Combo; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Group; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Text; import org.eclipse.ui.IWorkbench; import org.eclipse.ui.IWorkbenchPreferencePage; import org.guvnor.tools.Activator; import org.guvnor.tools.Messages; import org.guvnor.tools.utils.PlatformUtils; /** * Page for setting Guvnor preferences. */ public class GuvnorPreferencePage extends PreferencePage implements IWorkbenchPreferencePage { private Text guvnorURLTemplate; private Button savePassword; private Combo decorationIconLoc; private Button incChangeIndicator; private Button incRevision; private Button incDateStamp; public GuvnorPreferencePage() { } public GuvnorPreferencePage(String title) { super(title); } public GuvnorPreferencePage(String title, ImageDescriptor image) { super(title, image); } @Override protected Control createContents(Composite parent) { Composite composite = PlatformUtils.createComposite(parent, 1); Group group = new Group(composite, SWT.NONE); GridData data = new GridData(GridData.FILL_HORIZONTAL); group.setLayoutData(data); GridLayout layout = new GridLayout(); layout.numColumns = 1; group.setLayout(layout); group.setText(Messages.getString("prepage.repository.connections")); //$NON-NLS-1$ Composite doubleLine = PlatformUtils.createComposite(group, 2); new Label(doubleLine, SWT.NONE).setText(Messages.getString("prepage.guvnor.url.template")); //$NON-NLS-1$ guvnorURLTemplate = new Text(doubleLine, SWT.BORDER); guvnorURLTemplate.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); guvnorURLTemplate.setText(getGuvnorTemplatePref()); savePassword = new Button(group, SWT.CHECK); savePassword.setText(Messages.getString("prepage.save.passwords")); //$NON-NLS-1$ savePassword.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); savePassword.setSelection(true); group = new Group(composite, SWT.NONE); data = new GridData(GridData.FILL_HORIZONTAL); group.setLayoutData(data); layout = new GridLayout(); layout.numColumns = 1; group.setLayout(layout); group.setText(Messages.getString("prepage.file.decoration")); //$NON-NLS-1$ doubleLine = PlatformUtils.createComposite(group, 2); new Label(doubleLine, SWT.NONE).setText(Messages.getString("prepage.decoration.location")); //$NON-NLS-1$ decorationIconLoc = new Combo(doubleLine, SWT.BORDER | SWT.DROP_DOWN); String[] locs = IGuvnorPreferenceConstants.OVERLAY_LOCATIONS; for (int i = 0; i < locs.length; i++) { decorationIconLoc.add(locs[i]); } decorationIconLoc.select(getOverlayLocationPref()); Group textDec = new Group(group, SWT.NONE); data = new GridData(GridData.FILL_HORIZONTAL); textDec.setLayoutData(data); layout = new GridLayout(); layout.numColumns = 1; textDec.setLayout(layout); textDec.setText(Messages.getString("prepage.decoration.text")); //$NON-NLS-1$ incChangeIndicator = new Button(textDec, SWT.CHECK); incChangeIndicator.setText(Messages.getString("prepage.include.change.indicator")); //$NON-NLS-1$ incChangeIndicator.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); incChangeIndicator.setSelection(shouldShowChangeIndicator()); incRevision = new Button(textDec, SWT.CHECK); incRevision.setText(Messages.getString("prepage.include.revision")); //$NON-NLS-1$ incRevision.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); incRevision.setSelection(shouldShowRevision()); incDateStamp = new Button(textDec, SWT.CHECK); incDateStamp.setText(Messages.getString("prepage.include.date.time.stamp")); //$NON-NLS-1$ incDateStamp.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); incDateStamp.setSelection(shouldShowTimeDateStamp()); return composite; } @Override protected IPreferenceStore doGetPreferenceStore() { return Activator.getDefault().getPreferenceStore(); } public void init(IWorkbench workbench) { } @Override protected void performDefaults() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); String defaultLoc = store.getDefaultString(IGuvnorPreferenceConstants.GUVNOR_LOC_TEMPLATE_PREF); if (defaultLoc == null || "".equals(defaultLoc)) { defaultLoc = IGuvnorPreferenceConstants.GUVNOR_LOC_TEMPLATE_DEFAULT; } store.putValue(IGuvnorPreferenceConstants.GUVNOR_LOC_TEMPLATE_PREF, defaultLoc); guvnorURLTemplate.setText(defaultLoc); store.putValue(IGuvnorPreferenceConstants.SAVE_PASSWORDS_PREF, String.valueOf(true)); savePassword.setSelection(true); store.putValue(IGuvnorPreferenceConstants.OVERLAY_LOCATION_PREF, String.valueOf(IGuvnorPreferenceConstants.OVERLAY_LOCATION_DEFAULT)); decorationIconLoc.select(IGuvnorPreferenceConstants.OVERLAY_LOCATION_DEFAULT); store.putValue(IGuvnorPreferenceConstants.SHOW_CHANGE_INDICATOR_PREF, String.valueOf(true)); incChangeIndicator.setSelection(true); store.putValue(IGuvnorPreferenceConstants.SHOW_REVISION_PREF, String.valueOf(true)); incRevision.setSelection(true); store.putValue(IGuvnorPreferenceConstants.SHOW_DATETIME_PREF, String.valueOf(true)); incDateStamp.setSelection(true); PlatformUtils.updateDecoration(); super.performDefaults(); } @Override public boolean performOk() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); store.putValue(IGuvnorPreferenceConstants.GUVNOR_LOC_TEMPLATE_PREF, guvnorURLTemplate.getText()); store.putValue(IGuvnorPreferenceConstants.SAVE_PASSWORDS_PREF, String.valueOf(savePassword.getSelection())); store.putValue(IGuvnorPreferenceConstants.OVERLAY_LOCATION_PREF, String.valueOf(decorationIconLoc.getSelectionIndex())); store.putValue(IGuvnorPreferenceConstants.SHOW_CHANGE_INDICATOR_PREF, String.valueOf(incChangeIndicator.getSelection())); store.putValue(IGuvnorPreferenceConstants.SHOW_REVISION_PREF, String.valueOf(incRevision.getSelection())); store.putValue(IGuvnorPreferenceConstants.SHOW_DATETIME_PREF, String.valueOf(incDateStamp.getSelection())); PlatformUtils.updateDecoration(); return super.performOk(); } public static String getGuvnorTemplatePref() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); String res = null; if (!store.contains(IGuvnorPreferenceConstants.GUVNOR_LOC_TEMPLATE_PREF)) { res = IGuvnorPreferenceConstants.GUVNOR_LOC_TEMPLATE_DEFAULT; store.putValue(IGuvnorPreferenceConstants.GUVNOR_LOC_TEMPLATE_PREF, res); } else { res = store.getString(IGuvnorPreferenceConstants.GUVNOR_LOC_TEMPLATE_PREF); } return res; } public static boolean shouldSavePasswords() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); boolean res = true; if (!store.contains(IGuvnorPreferenceConstants.SAVE_PASSWORDS_PREF)) { store.putValue(IGuvnorPreferenceConstants.SAVE_PASSWORDS_PREF, String.valueOf(true)); } else { res = store.getBoolean(IGuvnorPreferenceConstants.SAVE_PASSWORDS_PREF); } return res; } public static int getOverlayLocationPref() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); int res = 0; if (!store.contains(IGuvnorPreferenceConstants.OVERLAY_LOCATION_PREF)) { store.putValue(IGuvnorPreferenceConstants.OVERLAY_LOCATION_PREF, String.valueOf(IGuvnorPreferenceConstants.OVERLAY_LOCATION_DEFAULT)); res = IGuvnorPreferenceConstants.OVERLAY_LOCATION_DEFAULT; } else { res = store.getInt(IGuvnorPreferenceConstants.OVERLAY_LOCATION_PREF); } return res; } public static boolean shouldShowChangeIndicator() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); boolean res = true; if (!store.contains(IGuvnorPreferenceConstants.SHOW_CHANGE_INDICATOR_PREF)) { store.putValue(IGuvnorPreferenceConstants.SHOW_CHANGE_INDICATOR_PREF, String.valueOf(true)); } else { res = store.getBoolean(IGuvnorPreferenceConstants.SHOW_CHANGE_INDICATOR_PREF); } return res; } public static boolean shouldShowRevision() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); boolean res = true; if (!store.contains(IGuvnorPreferenceConstants.SHOW_REVISION_PREF)) { store.putValue(IGuvnorPreferenceConstants.SHOW_REVISION_PREF, String.valueOf(true)); } else { res = store.getBoolean(IGuvnorPreferenceConstants.SHOW_REVISION_PREF); } return res; } public static boolean shouldShowTimeDateStamp() { IPreferenceStore store = Activator.getDefault().getPreferenceStore(); boolean res = true; if (!store.contains(IGuvnorPreferenceConstants.SHOW_DATETIME_PREF)) { store.putValue(IGuvnorPreferenceConstants.SHOW_DATETIME_PREF, String.valueOf(true)); } else { res = store.getBoolean(IGuvnorPreferenceConstants.SHOW_DATETIME_PREF); } return res; } }