net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/preferences/AbstractConfigurationBlockPreferencePage.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2004 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11
  12 package net.sourceforge.phpdt.internal.ui.preferences;
  13
  14 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
  15
  16 import org.eclipse.jface.dialogs.Dialog;
  17 import org.eclipse.jface.preference.PreferencePage;
  18 import org.eclipse.swt.widgets.Composite;
  19 import org.eclipse.swt.widgets.Control;
  20 import org.eclipse.ui.IWorkbench;
  21 import org.eclipse.ui.IWorkbenchPreferencePage;
  22 import org.eclipse.ui.help.WorkbenchHelp;
  23
  24
  25
  26 /**
  27  * Abstract preference page which is used to wrap a
  28  * {@link org.eclipse.jdt.internal.ui.preferences.IPreferenceConfigurationBlock}.
  29  *
  30  * @since 3.0
  31  */
  32 public abstract class AbstractConfigurationBlockPreferencePage extends PreferencePage implements IWorkbenchPreferencePage {
  33
  34
  35         private IPreferenceConfigurationBlock fConfigurationBlock;
  36         private OverlayPreferenceStore fOverlayStore;
  37
  38
  39         /**
  40          * Creates a new preference page.
  41          */
  42         public AbstractConfigurationBlockPreferencePage() {
  43                 setDescription();
  44                 setPreferenceStore();
  45                 fOverlayStore= new OverlayPreferenceStore(getPreferenceStore(), new OverlayPreferenceStore.OverlayKey[] {});
  46                 fConfigurationBlock= createConfigurationBlock(fOverlayStore);
  47         }
  48
  49         protected abstract IPreferenceConfigurationBlock createConfigurationBlock(OverlayPreferenceStore overlayPreferenceStore);
  50         protected abstract String getHelpId();
  51         protected abstract void setDescription();
  52         protected abstract void setPreferenceStore();
  53
  54         /*
  55          * @see IWorkbenchPreferencePage#init()
  56          */
  57         public void init(IWorkbench workbench) {
  58         }
  59
  60         /*
  61          * @see PreferencePage#createControl(Composite)
  62          */
  63         public void createControl(Composite parent) {
  64                 super.createControl(parent);
  65                 WorkbenchHelp.setHelp(getControl(), getHelpId());
  66         }
  67
  68         /*
  69          * @see PreferencePage#createContents(Composite)
  70          */
  71         protected Control createContents(Composite parent) {
  72
  73                 fOverlayStore.load();
  74                 fOverlayStore.start();
  75
  76                 fConfigurationBlock.createControl(parent);
  77
  78                 initialize();
  79
  80                 Dialog.applyDialogFont(parent);
  81                 return parent;
  82         }
  83
  84         private void initialize() {
  85                 fConfigurationBlock.initialize();
  86         }
  87
  88     /*
  89          * @see PreferencePage#performOk()
  90          */
  91         public boolean performOk() {
  92
  93                 fConfigurationBlock.performOk();
  94
  95                 fOverlayStore.propagate();
  96
  97                 PHPeclipsePlugin.getDefault().savePluginPreferences();
  98
  99                 return true;
 100         }
 101
 102         /*
 103          * @see PreferencePage#performDefaults()
 104          */
 105         public void performDefaults() {
 106
 107                 fOverlayStore.loadDefaults();
 108                 fConfigurationBlock.performDefaults();
 109
 110                 super.performDefaults();
 111         }
 112
 113         /*
 114          * @see DialogPage#dispose()
 115          */
 116         public void dispose() {
 117
 118                 fConfigurationBlock.dispose();
 119
 120                 if (fOverlayStore != null) {
 121                         fOverlayStore.stop();
 122                         fOverlayStore= null;
 123                 }
 124
 125                 super.dispose();
 126         }
 127 }