archive/net.sourceforge.phpeclipse.css.ui/src/net/sourceforge/phpeclipse/css/ui/internal/preferences/CssEditorContentAssistConfigurationBlock.java

   1 /*
   2  * Copyright (c) 2003-2004 Christopher Lenz 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  *     Christopher Lenz - initial API and implementation
  10  *
  11  * $Id: CssEditorContentAssistConfigurationBlock.java,v 1.1 2004-09-02 18:11:50 jsurfer Exp $
  12  */
  13
  14 package net.sourceforge.phpeclipse.css.ui.internal.preferences;
  15
  16 import net.sourceforge.phpeclipse.css.ui.internal.CssUIMessages;
  17 import net.sourceforge.phpeclipse.css.ui.internal.CssUIPreferences;
  18
  19 import org.eclipse.jface.preference.ColorSelector;
  20 import org.eclipse.jface.preference.IPreferenceStore;
  21 import org.eclipse.jface.preference.PreferenceConverter;
  22 import org.eclipse.swt.SWT;
  23 import org.eclipse.swt.events.SelectionAdapter;
  24 import org.eclipse.swt.events.SelectionEvent;
  25 import org.eclipse.swt.events.SelectionListener;
  26 import org.eclipse.swt.graphics.RGB;
  27 import org.eclipse.swt.layout.GridData;
  28 import org.eclipse.swt.layout.GridLayout;
  29 import org.eclipse.swt.widgets.Button;
  30 import org.eclipse.swt.widgets.Composite;
  31 import org.eclipse.swt.widgets.Control;
  32 import org.eclipse.swt.widgets.Label;
  33 import org.eclipse.swt.widgets.List;
  34
  35 /**
  36  * Configuration block for setting the preferences related to content assist.
  37  */
  38 final class CssEditorContentAssistConfigurationBlock
  39         extends AbstractConfigurationBlock {
  40
  41         // Instance Variables ------------------------------------------------------
  42
  43         private List fColorList;
  44         private final String[][] fColorListModel = new String[][] {
  45                 { getString("backgroundForCompletionProposals"), //$NON-NLS-1$
  46                   CssUIPreferences.CONTENTASSIST_PROPOSALS_BACKGROUND },
  47                 { getString("foregroundForCompletionProposals"), //$NON-NLS-1$
  48                   CssUIPreferences.CONTENTASSIST_PROPOSALS_FOREGROUND },
  49         };
  50         private ColorSelector fColorSelector;
  51         private Control fAutoActivationDelayField;
  52         private Control fAutoActivationTriggersField;
  53
  54         // Constructors ------------------------------------------------------------
  55
  56         public CssEditorContentAssistConfigurationBlock(IPreferenceStore store) {
  57                 super(store);
  58         }
  59
  60         // Public Methods ----------------------------------------------------------
  61
  62         public Control createControl(Composite parent) {
  63
  64                 Composite composite = new Composite(parent, SWT.NONE);
  65                 GridLayout layout = new GridLayout();
  66                 layout.numColumns = 2;
  67                 composite.setLayout(layout);
  68
  69                 //addCompletionRadioButtons(contentAssistComposite);
  70
  71                 addBooleanField(composite,
  72                         getString("insertSingleProposalsAutomatically"), //$NON-NLS-1$
  73                         CssUIPreferences.CONTENTASSIST_AUTOINSERT, 0);
  74                 addBooleanField(composite,
  75                         getString("presentProposalsInAlphabeticalOrder"), //$NON-NLS-1$
  76                         CssUIPreferences.CONTENTASSIST_ORDER_PROPOSALS, 0);
  77                 addBooleanField(composite,
  78                         getString("enableAutoActivation"), //$NON-NLS-1$
  79                         CssUIPreferences.CONTENTASSIST_AUTOACTIVATION,
  80                         0).addSelectionListener(new SelectionAdapter() {
  81                                 public void widgetSelected(SelectionEvent e) {
  82                                         updateAutoactivationControls();
  83                                 }
  84                         });
  85                 fAutoActivationDelayField = addIntegerField(composite,
  86                         getString("autoActivationDelay"), //$NON-NLS-1$
  87                         CssUIPreferences.CONTENTASSIST_AUTOACTIVATION_DELAY, 4, 0);
  88                 fAutoActivationTriggersField = addTextField(composite,
  89                         getString("autoActivationTriggers"), //$NON-NLS-1$
  90                         CssUIPreferences.CONTENTASSIST_AUTOACTIVATION_TRIGGERS, 4, 0);
  91
  92                 Label label = new Label(composite, SWT.LEFT);
  93                 label.setText(getString("colorOptions")); //$NON-NLS-1$
  94                 GridData gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
  95                 gridData.horizontalSpan = 2;
  96                 label.setLayoutData(gridData);
  97
  98                 Composite editorComposite = new Composite(composite, SWT.NONE);
  99                 layout = new GridLayout();
 100                 layout.numColumns = 2;
 101                 layout.marginHeight = 0;
 102                 layout.marginWidth = 0;
 103                 editorComposite.setLayout(layout);
 104                 gridData = new GridData(
 105                         GridData.HORIZONTAL_ALIGN_FILL | GridData.FILL_VERTICAL);
 106                 gridData.horizontalSpan = 2;
 107                 editorComposite.setLayoutData(gridData);
 108
 109                 fColorList = new List(editorComposite,
 110                         SWT.SINGLE | SWT.V_SCROLL | SWT.BORDER);
 111                 gridData = new GridData(
 112                         GridData.VERTICAL_ALIGN_BEGINNING | GridData.FILL_HORIZONTAL);
 113                 gridData.heightHint = convertHeightInCharsToPixels(composite, 8);
 114                 fColorList.setLayoutData(gridData);
 115                 fColorList.addSelectionListener(new SelectionListener() {
 116                         public void widgetDefaultSelected(SelectionEvent e) {
 117                                 // do nothing
 118                         }
 119                         public void widgetSelected(SelectionEvent e) {
 120                                 handleColorListSelection();
 121                         }
 122                 });
 123
 124                 Composite stylesComposite = new Composite(editorComposite, SWT.NONE);
 125                 layout = new GridLayout();
 126                 layout.marginHeight = 0;
 127                 layout.marginWidth = 0;
 128                 layout.numColumns = 2;
 129                 stylesComposite.setLayout(layout);
 130                 stylesComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
 131                 label = new Label(stylesComposite, SWT.LEFT);
 132                 label.setText(getString("color")); //$NON-NLS-1$
 133                 gridData = new GridData();
 134                 gridData.horizontalAlignment = GridData.BEGINNING;
 135                 label.setLayoutData(gridData);
 136
 137                 fColorSelector = new ColorSelector(stylesComposite);
 138                 Button colorButton = fColorSelector.getButton();
 139                 gridData = new GridData(GridData.FILL_HORIZONTAL);
 140                 gridData.horizontalAlignment = GridData.BEGINNING;
 141                 colorButton.setLayoutData(gridData);
 142                 colorButton.addSelectionListener(new SelectionListener() {
 143                         public void widgetDefaultSelected(SelectionEvent e) {
 144                                 // do nothing
 145                         }
 146                         public void widgetSelected(SelectionEvent e) {
 147                                 int i = fColorList.getSelectionIndex();
 148                                 String key = fColorListModel[i][1];
 149                                 PreferenceConverter.setValue(getPreferenceStore(), key,
 150                                         fColorSelector.getColorValue());
 151                         }
 152                 });
 153
 154                 initialize();
 155
 156                 return composite;
 157         }
 158
 159         // Event Handlers ----------------------------------------------------------
 160
 161         void handleColorListSelection() {
 162                 int i = fColorList.getSelectionIndex();
 163                 String key = fColorListModel[i][1];
 164                 RGB rgb = PreferenceConverter.getColor(getPreferenceStore(), key);
 165                 fColorSelector.setColorValue(rgb);
 166         }
 167
 168         // Private Methods ---------------------------------------------------------
 169
 170         private static String getString(String key) {
 171                 return CssUIMessages.getString(
 172                         "CssEditorPreferencePage.contentAssist." + key); //$NON-NLS-1$
 173         }
 174
 175         private void initialize() {
 176                 for (int i = 0; i < fColorListModel.length; i++) {
 177                         fColorList.add(fColorListModel[i][0]);
 178                 }
 179                 fColorList.getDisplay().asyncExec(new Runnable() {
 180                         public void run() {
 181                                 if ((fColorList != null)
 182                                  && !fColorList.isDisposed()) {
 183                                         fColorList.select(0);
 184                                         handleColorListSelection();
 185                                 }
 186                         }
 187                 });
 188                 initializeFields();
 189         }
 190
 191         private void updateAutoactivationControls() {
 192                 boolean enabled = getPreferenceStore().getBoolean(
 193                         CssUIPreferences.CONTENTASSIST_AUTOACTIVATION);
 194                 fAutoActivationDelayField.setEnabled(enabled);
 195                 getLabel(fAutoActivationDelayField).setEnabled(enabled);
 196                 fAutoActivationTriggersField.setEnabled(enabled);
 197                 getLabel(fAutoActivationTriggersField).setEnabled(enabled);
 198         }
 199
 200 }