/*******************************************************************************
* Copyright (c) 2005, 2017 IBM Corporation 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
*
*******************************************************************************/
package org.eclipse.dltk.ui.preferences;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.dltk.ui.PreferenceConstants;
import org.eclipse.jface.layout.GridLayoutFactory;
import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
public class CodeAssistConfigurationBlock extends AbstractConfigurationBlock {
private final Set<String> optionalPreferences;
private Button fCompletionInsertsRadioButton;
private Button fCompletionOverwritesRadioButton;
public CodeAssistConfigurationBlock(PreferencePage mainPreferencePage,
OverlayPreferenceStore store, String... optionalPreferences) {
super(store, mainPreferencePage);
this.optionalPreferences = new HashSet<>();
Collections.addAll(this.optionalPreferences, optionalPreferences);
getPreferenceStore().addKeys(createOverlayStoreKeys());
}
private OverlayPreferenceStore.OverlayKey[] createOverlayStoreKeys() {
ArrayList<OverlayPreferenceStore.OverlayKey> overlayKeys = new ArrayList<>();
getOverlayKeys(overlayKeys);
OverlayPreferenceStore.OverlayKey[] keys = new OverlayPreferenceStore.OverlayKey[overlayKeys
.size()];
overlayKeys.toArray(keys);
return keys;
}
protected void getOverlayKeys(
ArrayList<OverlayPreferenceStore.OverlayKey> overlayKeys) {
overlayKeys.add(new OverlayPreferenceStore.OverlayKey(
OverlayPreferenceStore.BOOLEAN,
PreferenceConstants.CODEASSIST_AUTOACTIVATION));
overlayKeys.add(new OverlayPreferenceStore.OverlayKey(
OverlayPreferenceStore.INT,
PreferenceConstants.CODEASSIST_AUTOACTIVATION_DELAY));
overlayKeys.add(new OverlayPreferenceStore.OverlayKey(
OverlayPreferenceStore.BOOLEAN,
PreferenceConstants.CODEASSIST_AUTOINSERT));
overlayKeys.add(new OverlayPreferenceStore.OverlayKey(
OverlayPreferenceStore.BOOLEAN,
PreferenceConstants.CODEASSIST_INSERT_COMPLETION));
overlayKeys.add(new OverlayPreferenceStore.OverlayKey(
OverlayPreferenceStore.BOOLEAN,
PreferenceConstants.CODEASSIST_SORTER));
if (optionalPreferences.contains(
PreferenceConstants.CODEASSIST_SHOW_VISIBLE_PROPOSALS)) {
overlayKeys.add(new OverlayPreferenceStore.OverlayKey(
OverlayPreferenceStore.BOOLEAN,
PreferenceConstants.CODEASSIST_SHOW_VISIBLE_PROPOSALS));
}
}
/**
* Creates page for appearance preferences.
*
* @param parent
* the parent composite
* @return the control for the preference page
*/
@Override
public Control createControl(Composite parent) {
initializeDialogUnits(parent);
Composite control = new Composite(parent, SWT.NONE);
control.setLayout(new GridLayout());
Composite composite;
composite = createSubsection(control, null,
PreferencesMessages.CodeAssistConfigurationBlock_insertionSection_title);
final GridLayout layout = GridLayoutFactory.swtDefaults().numColumns(2)
.create();
composite.setLayout(layout);
addInsertionSection(composite);
if (optionalPreferences.contains(
PreferenceConstants.CODEASSIST_SHOW_VISIBLE_PROPOSALS)) {
composite = createSubsection(control, null,
PreferencesMessages.CodeAssistConfigurationBlock_filteringSection_title);
composite.setLayout(layout);
addFilteringSection(composite);
}
composite = createSubsection(control, null,
PreferencesMessages.CodeAssistConfigurationBlock_autoactivationSection_title);
composite.setLayout(layout);
addAutoActivationSection(composite);
// createTabsGroup(control);
return control;
}
// protected void addSortingSection(Composite composite) {
// String label;
//
// label=
// PreferencesMessages.DLTKEditorPreferencePage_presentProposalsInAlphabeticalOrder;
// ProposalSorterHandle[] sorters=
// ProposalSorterRegistry.getDefault().getSorters();
// String[] labels= new String[sorters.length];
// String[] values= new String[sorters.length];
// for (int i= 0; i < sorters.length; i++) {
// ProposalSorterHandle handle= sorters[i];
// labels[i]= handle.getName();
// values[i]= handle.getId();
// }
//
// addComboBox(composite, label, PreferenceConstants.CODEASSIST_SORTER,
// values, labels);
// }
private Control autoActivation;
protected void addAutoActivationSection(Composite composite) {
final Button autoactivation = addCheckBox(composite,
PreferencesMessages.DLTKEditorPreferencePage_enableAutoActivation,
PreferenceConstants.CODEASSIST_AUTOACTIVATION, 2);
autoactivation.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
updateAutoactivationControls();
}
});
Control[] ctrl = addLabelledTextField(composite,
PreferencesMessages.DLTKEditorPreferencePage_autoActivationDelay,
PreferenceConstants.CODEASSIST_AUTOACTIVATION_DELAY, 4, 2,
true);
autoActivation = ctrl[1];
}
private void updateAutoactivationControls() {
boolean autoactivation = getPreferenceStore()
.getBoolean(PreferenceConstants.CODEASSIST_AUTOACTIVATION);
if (autoActivation != null) {
autoActivation.setEnabled(autoactivation);
}
}
protected void addInsertionSection(Composite composite) {
addCompletionRadioButtons(composite);
addCheckBox(composite,
PreferencesMessages.DLTKEditorPreferencePage_insertSingleProposalsAutomatically,
PreferenceConstants.CODEASSIST_AUTOINSERT, 2);
}
protected void addCompletionRadioButtons(Composite contentAssistComposite) {
Composite completionComposite = new Composite(contentAssistComposite,
SWT.NONE);
GridData ccgd = new GridData();
ccgd.horizontalSpan = 2;
completionComposite.setLayoutData(ccgd);
GridLayout ccgl = new GridLayout();
ccgl.marginWidth = 0;
ccgl.numColumns = 2;
completionComposite.setLayout(ccgl);
SelectionListener completionSelectionListener = new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
boolean insert = fCompletionInsertsRadioButton.getSelection();
getPreferenceStore().setValue(
PreferenceConstants.CODEASSIST_INSERT_COMPLETION,
insert);
}
};
fCompletionInsertsRadioButton = new Button(completionComposite,
SWT.RADIO | SWT.LEFT);
fCompletionInsertsRadioButton.setText(
PreferencesMessages.DLTKEditorPreferencePage_completionInserts);
fCompletionInsertsRadioButton.setLayoutData(new GridData());
fCompletionInsertsRadioButton
.addSelectionListener(completionSelectionListener);
fCompletionOverwritesRadioButton = new Button(completionComposite,
SWT.RADIO | SWT.LEFT);
fCompletionOverwritesRadioButton.setText(
PreferencesMessages.DLTKEditorPreferencePage_completionOverwrites);
fCompletionOverwritesRadioButton.setLayoutData(new GridData());
fCompletionOverwritesRadioButton
.addSelectionListener(completionSelectionListener);
Label label = new Label(completionComposite, SWT.NONE);
label.setText(
PreferencesMessages.DLTKEditorPreferencePage_completionToggleHint);
GridData gd = new GridData();
gd.horizontalIndent = 20;
gd.horizontalSpan = 2;
label.setLayoutData(gd);
}
protected void addFilteringSection(Composite composite) {
addCheckBox(composite,
PreferencesMessages.DLTKEditorPreferencePage_showOnlyProposalsVisibleInTheInvocationContext,
PreferenceConstants.CODEASSIST_SHOW_VISIBLE_PROPOSALS, 2);
}
@Override
protected void initializeFields() {
super.initializeFields();
boolean completionInserts = getPreferenceStore()
.getBoolean(PreferenceConstants.CODEASSIST_INSERT_COMPLETION);
fCompletionInsertsRadioButton.setSelection(completionInserts);
fCompletionOverwritesRadioButton.setSelection(!completionInserts);
updateAutoactivationControls();
}
}