/*******************************************************************************
* Copyright (c) 2004, 2014 Tasktop Technologies 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:
* Tasktop Technologies - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.internal.resources.ui.preferences;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.InputDialog;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.layout.GridLayoutFactory;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.jface.window.Window;
import org.eclipse.mylyn.commons.ui.CommonUiUtil;
import org.eclipse.mylyn.internal.resources.ui.ResourcesUiBridgePlugin;
import org.eclipse.mylyn.internal.resources.ui.ResourcesUiExtensionPointReader;
import org.eclipse.mylyn.internal.resources.ui.ResourcesUiPreferenceInitializer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Color;
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.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableItem;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
/**
* @author Mik Kersten
*/
public class FocusedResourcesPreferencePage extends PreferencePage implements IWorkbenchPreferencePage {
public static final Color GRAY = new Color(Display.getDefault(), 100, 100, 100);
private static final String LABEL_AUTOMATIC = Messages.FocusedResourcesPreferencePage__automatic_;
private Table ignoreTable;
private Button addButton;
private Button removeButton;
private Button resourceMonitoringButton;
private Group monitoringExclusionsGroup;
public void init(IWorkbench workbench) {
setDescription(Messages.FocusedResourcesPreferencePage_Configure_file_change_monitoring_Description);
}
@Override
protected IPreferenceStore doGetPreferenceStore() {
return ResourcesUiBridgePlugin.getDefault().getPreferenceStore();
}
@Override
protected Control createContents(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
GridLayoutFactory.fillDefaults().applyTo(composite);
resourceMonitoringButton = new Button(composite, SWT.CHECK | SWT.WRAP);
resourceMonitoringButton.setText(Messages.FocusedResourcesPreferencePage__Enable_file_change_monitoring_Label);
boolean resourceModificationsEnabled = getPreferenceStore().getBoolean(
ResourcesUiPreferenceInitializer.PREF_RESOURCE_MONITOR_ENABLED);
resourceMonitoringButton.setSelection(resourceModificationsEnabled);
resourceMonitoringButton.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
resourceMonitoringButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
updateEnablement();
}
});
createExcludesTable(composite);
updateEnablement();
Dialog.applyDialogFont(composite);
return composite;
}
private void updateEnablement() {
boolean enabled = resourceMonitoringButton.getSelection();
if (enabled != monitoringExclusionsGroup.isEnabled()) {
CommonUiUtil.setEnabled(monitoringExclusionsGroup, enabled);
}
if (enabled) {
if (ignoreTable.getSelectionCount() > 0) {
removeButton.setEnabled(true);
} else {
removeButton.setEnabled(false);
}
}
}
private void createExcludesTable(Composite parent) {
monitoringExclusionsGroup = new Group(parent, SWT.SHADOW_ETCHED_IN);
monitoringExclusionsGroup.setText(Messages.FocusedResourcesPreferencePage_Resource_Monitoring_Exclusions);
GridLayout layout = new GridLayout(1, false);
monitoringExclusionsGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL));
monitoringExclusionsGroup.setLayout(layout);
Composite composite = new Composite(monitoringExclusionsGroup, SWT.NULL);
layout = new GridLayout();
layout.marginWidth = 0;
layout.marginHeight = 0;
layout.numColumns = 2;
composite.setLayout(layout);
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL));
Label l1 = new Label(composite, SWT.NULL);
l1.setText(Messages.FocusedResourcesPreferencePage_Matching_file_or_directory_names_will_not_be_added_automatically_to_the_context);
GridData data = new GridData(GridData.VERTICAL_ALIGN_BEGINNING);
data.horizontalSpan = 2;
l1.setLayoutData(data);
ignoreTable = new Table(composite, SWT.BORDER);
GridDataFactory.fillDefaults().grab(true, true).hint(SWT.DEFAULT, 200).applyTo(ignoreTable);
ignoreTable.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
updateEnablement();
}
});
Composite buttons = new Composite(composite, SWT.NULL);
buttons.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));
layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
buttons.setLayout(layout);
addButton = new Button(buttons, SWT.PUSH);
addButton.setText(Messages.FocusedResourcesPreferencePage_Add_);
addButton.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
addIgnore();
}
});
removeButton = new Button(buttons, SWT.PUSH);
removeButton.setText(Messages.FocusedResourcesPreferencePage_Remove);
removeButton.setEnabled(false);
removeButton.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event e) {
removeIgnore();
}
});
fillTable(ResourcesUiPreferenceInitializer.getExcludedResourcePatterns(),
ResourcesUiPreferenceInitializer.getForcedExcludedResourcePatterns());
setButtonLayoutData(addButton);
setButtonLayoutData(removeButton);
}
/**
* Do anything necessary because the OK button has been pressed.
*
* @return whether it is okay to close the preference page
*/
@Override
public boolean performOk() {
ResourcesUiBridgePlugin.getDefault()
.getPreferenceStore()
.setValue(ResourcesUiPreferenceInitializer.PREF_RESOURCE_MONITOR_ENABLED,
resourceMonitoringButton.getSelection());
Set<String> patterns = new HashSet<String>();
TableItem[] items = ignoreTable.getItems();
for (int i = 0; i < items.length; i++) {
if (!items[i].getText().endsWith(LABEL_AUTOMATIC)) {
patterns.add(items[i].getText());
}
}
ResourcesUiPreferenceInitializer.setExcludedResourcePatterns(patterns);
return true;
}
@Override
protected void performDefaults() {
super.performDefaults();
boolean resourceModificationsEnabled = ResourcesUiBridgePlugin.getDefault()
.getPreferenceStore()
.getDefaultBoolean(ResourcesUiPreferenceInitializer.PREF_RESOURCE_MONITOR_ENABLED);
resourceMonitoringButton.setSelection(resourceModificationsEnabled);
ignoreTable.removeAll();
fillTable(ResourcesUiExtensionPointReader.getDefaultResourceExclusions(),
ResourcesUiPreferenceInitializer.getForcedExcludedResourcePatterns());
}
/**
* @param ignore
*/
private void fillTable(Set<String> ignored, Set<String> forced) {
for (String pattern : ignored) {
TableItem item = new TableItem(ignoreTable, SWT.NONE);
item.setText(pattern);
}
for (String pattern : forced) {
TableItem item = new TableItem(ignoreTable, SWT.NONE);
item.setText(pattern + " " + LABEL_AUTOMATIC); //$NON-NLS-1$
item.setForeground(GRAY);
}
}
private void addIgnore() {
InputDialog dialog = new InputDialog(getShell(), Messages.FocusedResourcesPreferencePage_Add__IGNORED_RESOURCE,
Messages.FocusedResourcesPreferencePage_Enter_pattern_____any_string_, null, null); //
dialog.open();
if (dialog.getReturnCode() != Window.OK) {
return;
}
String pattern = dialog.getValue();
if (pattern.equals("")) { //$NON-NLS-1$
return;
}
TableItem item = new TableItem(ignoreTable, SWT.NONE);
item.setText(pattern);
item.setChecked(true);
}
private void removeIgnore() {
int[] selection = ignoreTable.getSelectionIndices();
ignoreTable.remove(selection);
updateEnablement();
}
}