Java tutorial
/*=============================================================================# # Copyright (c) 2011-2015 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.eutils.yaml.internal.ui.config; import java.util.HashMap; import java.util.Map; import org.eclipse.jface.databinding.swt.SWTObservables; import org.eclipse.jface.databinding.viewers.ViewersObservables; import org.eclipse.jface.viewers.ArrayContentProvider; import org.eclipse.jface.viewers.ComboViewer; import org.eclipse.swt.SWT; 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.Link; import de.walware.ecommons.IStatusChangeListener; import de.walware.ecommons.databinding.jface.DataBindingSupport; import de.walware.ecommons.ltk.ui.sourceediting.ISmartInsertSettings.TabAction; import de.walware.ecommons.ltk.ui.sourceediting.SmartInsertSettingsUI; import de.walware.ecommons.preferences.Preference; 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.ui.util.LayoutUtil; import de.walware.eutils.yaml.ui.editors.YamlEditorBuild; import de.walware.eutils.yaml.ui.sourceediting.YamlEditingSettings; public class YamlEditorPreferencePage extends ConfigurationBlockPreferencePage { public YamlEditorPreferencePage() { } @Override protected ConfigurationBlock createConfigurationBlock() { return new YamlEditorConfigurationBlock(createStatusChangedListener()); } } class YamlEditorConfigurationBlock extends ManagedConfigurationBlock { private Button smartInsertControl; private ComboViewer smartInsertTabActionControl; private Button smartInsertCloseBracketsControl; private Button smartInsertCloseQuotesControl; private Button foldingEnableControl; private Button foldingRestoreStateControl; private Button markOccurrencesControl; private Button problemsEnableControl; public YamlEditorConfigurationBlock(final IStatusChangeListener statusListener) { super(null, statusListener); } @Override public void createBlockArea(final Composite pageComposite) { final Map<Preference<?>, String> prefs = new HashMap<>(); prefs.put(YamlEditingSettings.SMARTINSERT_BYDEFAULT_ENABLED_PREF, YamlEditingSettings.SMARTINSERT_GROUP_ID); prefs.put(YamlEditingSettings.SMARTINSERT_TAB_ACTION_PREF, YamlEditingSettings.SMARTINSERT_GROUP_ID); prefs.put(YamlEditingSettings.SMARTINSERT_CLOSEBRACKETS_ENABLED_PREF, YamlEditingSettings.SMARTINSERT_GROUP_ID); prefs.put(YamlEditingSettings.SMARTINSERT_CLOSEQUOTES_ENABLED_PREF, YamlEditingSettings.SMARTINSERT_GROUP_ID); prefs.put(YamlEditingSettings.FOLDING_ENABLED_PREF, null); prefs.put(YamlEditingSettings.FOLDING_RESTORE_STATE_ENABLED_PREF, YamlEditingSettings.FOLDING_SHARED_GROUP_ID); prefs.put(YamlEditingSettings.MARKOCCURRENCES_ENABLED_PREF, null); prefs.put(YamlEditorBuild.PROBLEMCHECKING_ENABLED_PREF, null); // prefs.put(YamlEditorOptions.PREF_SPELLCHECKING_ENABLED, YamlEditorOptions.GROUP_ID); setupPreferenceManager(prefs); { final Composite composite = createSmartInsertOptions(pageComposite); composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false)); } // Code Folding LayoutUtil.addSmallFiller(pageComposite, false); { this.foldingEnableControl = new Button(pageComposite, SWT.CHECK); this.foldingEnableControl.setText(Messages.EditorOptions_Folding_Enable_label); this.foldingEnableControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); } { this.foldingRestoreStateControl = new Button(pageComposite, SWT.CHECK); this.foldingRestoreStateControl.setText(Messages.EditorOptions_Folding_RestoreState_Enable_label); final GridData gd = new GridData(SWT.FILL, SWT.CENTER, true, false); gd.horizontalIndent = LayoutUtil.defaultIndent(); this.foldingRestoreStateControl.setLayoutData(gd); } // Annotation LayoutUtil.addSmallFiller(pageComposite, false); { this.markOccurrencesControl = new Button(pageComposite, SWT.CHECK); this.markOccurrencesControl.setText(Messages.EditorOptions_MarkOccurrences_Enable_label); this.markOccurrencesControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); } LayoutUtil.addSmallFiller(pageComposite, false); { this.problemsEnableControl = new Button(pageComposite, SWT.CHECK); this.problemsEnableControl.setText(Messages.EditorOptions_ProblemChecking_Enable_label); this.problemsEnableControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); } LayoutUtil.addSmallFiller(pageComposite, true); { final Link link = addLinkControl(pageComposite, Messages.EditorOptions_AnnotationAppearance_info); final GridData gd = new GridData(SWT.FILL, SWT.TOP, true, false); gd.widthHint = 300; link.setLayoutData(gd); } LayoutUtil.addSmallFiller(pageComposite, false); // Binding initBindings(); updateControls(); } private Composite createSmartInsertOptions(final Composite pageComposite) { final Group composite = new Group(pageComposite, SWT.NONE); composite.setText(Messages.EditorOptions_SmartInsert_label + ':'); final int n = 4; composite.setLayout(LayoutUtil.createGroupGrid(n)); this.smartInsertControl = new Button(composite, SWT.CHECK); this.smartInsertControl.setText(Messages.EditorOptions_SmartInsert_AsDefault_label); this.smartInsertControl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, n, 1)); { final Link link = addLinkControl(composite, Messages.EditorOptions_SmartInsert_description); final GridData gd = new GridData(SWT.FILL, SWT.FILL, true, false, n, 1); gd.widthHint = 300; link.setLayoutData(gd); } { final Label label = new Label(composite, SWT.NONE); label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false)); label.setText(Messages.EditorOptions_SmartInsert_TabAction_label); this.smartInsertTabActionControl = new ComboViewer(composite, SWT.DROP_DOWN | SWT.READ_ONLY); this.smartInsertTabActionControl.getControl() .setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, n - 2, 1)); this.smartInsertTabActionControl.setContentProvider(new ArrayContentProvider()); this.smartInsertTabActionControl.setLabelProvider(new SmartInsertSettingsUI.SettingsLabelProvider()); this.smartInsertTabActionControl.setInput(new TabAction[] { TabAction.INSERT_TAB_CHAR, TabAction.INSERT_TAB_LEVEL, TabAction.INSERT_INDENT_LEVEL, }); LayoutUtil.addGDDummy(composite, true); } LayoutUtil.addSmallFiller(composite, true); this.smartInsertCloseBracketsControl = createSmartInsertOption(composite, Messages.EditorOptions_SmartInsert_CloseAuto_label, Messages.EditorOptions_SmartInsert_CloseBrackets_label); this.smartInsertCloseQuotesControl = createSmartInsertOption(composite, null, Messages.EditorOptions_SmartInsert_CloseQuotes_label); return composite; } private Button createSmartInsertOption(final Composite composite, final String text1, final String text2) { GridData gd; if (text1 != null) { final Label label = new Label(composite, SWT.NONE); if (text2 == null) { label.setText(text1 + "\u200A:"); //$NON-NLS-1$ gd = new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1); } else { label.setText(text1); gd = new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1); } label.setLayoutData(gd); } else { LayoutUtil.addGDDummy(composite); } if (text2 != null) { final Label label = new Label(composite, SWT.NONE); label.setText(text2 + ':'); gd = new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1); label.setLayoutData(gd); } final Button button = new Button(composite, SWT.CHECK); gd = new GridData(SWT.CENTER, SWT.CENTER, false, false); button.setLayoutData(gd); LayoutUtil.addGDDummy(composite, true); return button; } @Override protected void addBindings(final DataBindingSupport db) { db.getContext().bindValue(SWTObservables.observeSelection(this.smartInsertControl), createObservable(YamlEditingSettings.SMARTINSERT_BYDEFAULT_ENABLED_PREF)); db.getContext().bindValue(ViewersObservables.observeSingleSelection(this.smartInsertTabActionControl), createObservable(YamlEditingSettings.SMARTINSERT_TAB_ACTION_PREF)); db.getContext().bindValue(SWTObservables.observeSelection(this.smartInsertCloseBracketsControl), createObservable(YamlEditingSettings.SMARTINSERT_CLOSEBRACKETS_ENABLED_PREF)); db.getContext().bindValue(SWTObservables.observeSelection(this.smartInsertCloseQuotesControl), createObservable(YamlEditingSettings.SMARTINSERT_CLOSEQUOTES_ENABLED_PREF)); db.getContext().bindValue(SWTObservables.observeSelection(this.foldingEnableControl), createObservable(YamlEditingSettings.FOLDING_ENABLED_PREF)); db.getContext().bindValue(SWTObservables.observeSelection(this.foldingRestoreStateControl), createObservable(YamlEditingSettings.FOLDING_RESTORE_STATE_ENABLED_PREF)); db.getContext().bindValue(SWTObservables.observeSelection(this.markOccurrencesControl), createObservable(YamlEditingSettings.MARKOCCURRENCES_ENABLED_PREF)); db.getContext().bindValue(SWTObservables.observeSelection(this.problemsEnableControl), createObservable(YamlEditorBuild.PROBLEMCHECKING_ENABLED_PREF)); } }