/*=============================================================================#
# Copyright (c) 2005-2016 Stephan Wahlbrink (WalWare.de) 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:
# Stephan Wahlbrink - initial API and implementation
#=============================================================================*/
package de.walware.ecommons.ltk.internal.ui.config;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.eclipse.core.databinding.UpdateValueStrategy;
import org.eclipse.core.databinding.observable.IObservable;
import org.eclipse.core.databinding.observable.masterdetail.IObservableFactory;
import org.eclipse.core.databinding.observable.masterdetail.MasterDetailObservables;
import org.eclipse.core.databinding.observable.value.IObservableValue;
import org.eclipse.jface.databinding.swt.SWTObservables;
import org.eclipse.jface.databinding.viewers.ViewersObservables;
import org.eclipse.jface.preference.ColorSelector;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.ListViewer;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import de.walware.ecommons.IStatusChangeListener;
import de.walware.ecommons.databinding.IntegerValidator;
import de.walware.ecommons.databinding.jface.DataBindingSupport;
import de.walware.ecommons.preferences.core.Preference;
import de.walware.ecommons.preferences.core.Preference.BooleanPref;
import de.walware.ecommons.preferences.core.Preference.IntPref;
import de.walware.ecommons.preferences.ui.ColorSelectorObservableValue;
import de.walware.ecommons.preferences.ui.ConfigurationBlock;
import de.walware.ecommons.preferences.ui.ConfigurationBlockPreferencePage;
import de.walware.ecommons.preferences.ui.ManagedConfigurationBlock;
import de.walware.ecommons.preferences.ui.RGBPref;
import de.walware.ecommons.text.ui.settings.DecorationPreferences;
import de.walware.ecommons.ui.util.LayoutUtil;
import de.walware.ecommons.ltk.ui.LTKUIPreferences;
public class EditorsPreferencePage extends ConfigurationBlockPreferencePage {
public EditorsPreferencePage() {
}
@Override
protected ConfigurationBlock createConfigurationBlock() {
return new EditorsConfigurationBlock(createStatusChangedListener());
}
}
class EditorsConfigurationBlock extends ManagedConfigurationBlock {
private static class AppearanceColorsItem {
final String name;
final RGBPref pref;
AppearanceColorsItem(final String label, final RGBPref pref) {
this.name= label;
this.pref= pref;
}
}
private ListViewer colorList;
private ColorSelector colorEditor;
private BooleanPref matchingBracketsPref;
private Button matchingBracketsControl;
private IntPref contentAssistDelayPref;
private Text contentAssistDelayControl;
public EditorsConfigurationBlock(final IStatusChangeListener statusListener) {
super(null, statusListener);
}
@Override
protected void createBlockArea(final Composite pageComposite) {
final Map<Preference<?>, String> prefs= new HashMap<>();
final List<AppearanceColorsItem> colors= new ArrayList<>();
// Matching Bracket
final DecorationPreferences decoPrefs= LTKUIPreferences.getEditorDecorationPreferences();
this.matchingBracketsPref= decoPrefs.getMatchingBracketsEnabled();
prefs.put(this.matchingBracketsPref, null);
{ final AppearanceColorsItem color= new AppearanceColorsItem(
Messages.Editors_MatchingBracketsHighlightColor,
decoPrefs.getMatchingBracketsColor() );
colors.add(color);
prefs.put(color.pref, null);
}
// Assist
{ final AppearanceColorsItem color= new AppearanceColorsItem(
Messages.Editors_CodeAssistParametersForegrondColor,
LTKUIPreferences.CONTEXT_INFO_FOREGROUND_COLOR_PREF );
colors.add(color);
prefs.put(color.pref, LTKUIPreferences.ASSIST_GROUP_ID);
}
{ final AppearanceColorsItem color= new AppearanceColorsItem(
Messages.Editors_CodeAssistParametersBackgroundColor,
LTKUIPreferences.CONTEXT_INFO_BACKGROUND_COLOR_PREF );
colors.add(color);
prefs.put(color.pref, LTKUIPreferences.ASSIST_GROUP_ID);
}
// { final AppearanceColorsItem color= new AppearanceColorsItem(
// Messages.Editors_CodeAssistReplacementForegroundColor,
// assistPreferences.getReplacementForegroundPref() );
// colors.add(color);
// prefs.put(color.pref, assistPreferences.getGroupId());
// }
// { final AppearanceColorsItem color= new AppearanceColorsItem(
// Messages.Editors_CodeAssistReplacementBackgroundColor,
// ContentAssistPreference.REPLACEMENT_BACKGROUND );
// colors.add(color);
// prefs.put(color.pref, ContentAssistPreference.GROUP_ID);
// }
this.contentAssistDelayPref= LTKUIPreferences.CONTENT_ASSIST_DELAY_PREF;
prefs.put(this.contentAssistDelayPref, LTKUIPreferences.ASSIST_GROUP_ID);
// Register preferences
setupPreferenceManager(prefs);
// Controls
addLinkHeader(pageComposite, Messages.Editors_link);
{ final Composite group= createAppearanceSection(pageComposite);
group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
}
LayoutUtil.addSmallFiller(pageComposite, false);
{ final Composite group= createAssistSection(pageComposite);
group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
}
// Binding
this.colorList.setInput(colors.toArray(new AppearanceColorsItem[colors.size()]));
this.colorList.setSelection(new StructuredSelection(colors.get(0)));
initBindings();
updateControls();
}
private Composite createAppearanceSection(final Composite parent) {
final Group group= new Group(parent, SWT.NONE);
group.setText(Messages.Editors_Appearance);
group.setLayout(LayoutUtil.createGroupGrid(2));
this.matchingBracketsControl= new Button(group, SWT.CHECK | SWT.LEFT);
this.matchingBracketsControl.setText(Messages.Editors_HighlightMatchingBrackets);
this.matchingBracketsControl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 2, 1));
LayoutUtil.addSmallFiller(group, false);
final Composite colorComposite;
{ colorComposite= new Composite(group, SWT.NONE);
final GridData gd= new GridData(SWT.FILL, SWT.FILL, true, false, 2, 1);
colorComposite.setLayoutData(gd);
colorComposite.setLayout(LayoutUtil.createCompositeGrid(2));
final Label label= new Label(colorComposite, SWT.LEFT);
label.setText(Messages.Editors_AppearanceColors);
label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));
}
{ this.colorList= new ListViewer(colorComposite, SWT.SINGLE | SWT.V_SCROLL | SWT.BORDER);
this.colorList.setContentProvider(new ArrayContentProvider());
this.colorList.setLabelProvider(new LabelProvider() {
@Override
public String getText(final Object element) {
final AppearanceColorsItem item= (AppearanceColorsItem) element;
return item.name;
}
});
this.colorList.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
}
{ final Composite colorOptions= new Composite(colorComposite, SWT.NONE);
colorOptions.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
colorOptions.setLayout(LayoutUtil.createCompositeGrid(2));
final Label label= new Label(colorOptions, SWT.LEFT);
label.setText(Messages.Editors_Color);
label.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
this.colorEditor= new ColorSelector(colorOptions);
this.colorEditor.getButton().setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false));
}
return group;
}
private Composite createAssistSection(final Composite parent) {
final Group group= new Group(parent, SWT.NONE);
group.setText(Messages.Editors_CodeAssist);
group.setLayout(LayoutUtil.createGroupGrid(2));
{ final Label label= new Label(group, SWT.LEFT);
label.setText(Messages.Editors_CodeAssist_AutoTriggerDelay_label);
label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
this.contentAssistDelayControl= new Text(group, SWT.SINGLE | SWT.BORDER);
final GridData gd= new GridData(SWT.LEFT, SWT.CENTER, true, false);
gd.widthHint= LayoutUtil.hintWidth(this.contentAssistDelayControl, 4);
this.contentAssistDelayControl.setLayoutData(gd);
}
return group;
}
@Override
protected void addBindings(final DataBindingSupport db) {
db.getContext().bindValue(SWTObservables.observeSelection(this.matchingBracketsControl),
createObservable(this.matchingBracketsPref),
null, null);
final IObservableValue colorItem= ViewersObservables.observeSingleSelection(this.colorList);
db.getContext().bindValue(new ColorSelectorObservableValue(this.colorEditor),
MasterDetailObservables.detailValue(colorItem, new IObservableFactory() {
@Override
public IObservable createObservable(final Object target) {
final AppearanceColorsItem item= (AppearanceColorsItem) target;
return EditorsConfigurationBlock.this.createObservable(item.pref);
}
}, RGB.class),
null, null);
db.getContext().bindValue(SWTObservables.observeText(this.contentAssistDelayControl, SWT.Modify),
createObservable(this.contentAssistDelayPref),
new UpdateValueStrategy().setAfterGetValidator(
new IntegerValidator(10, 2000, Messages.Editors_CodeAssist_AutoTriggerDelay_error_message) ),
null );
}
}