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/*******************************************************************************
* Copyright (c) 2005, 2018 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
*
* Contributors:
* Maik Schreiber - initial API and implementation
* IBM - ongoing development
*******************************************************************************/
package org.eclipse.team.internal.ccvs.ui;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.jface.viewers.*;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.eclipse.team.core.TeamException;
import org.eclipse.team.internal.ccvs.core.util.Util;
import org.eclipse.ui.*;
public class CommentTemplatesPreferencePage extends PreferencePage implements
IWorkbenchPreferencePage, ISelectionChangedListener {
private ListViewer viewer;
private Button editButton;
private Button removeButton;
private Text preview;
@Override
protected Control createContents(Composite ancestor) {
Composite parent = new Composite(ancestor, SWT.NONE);
GridLayout layout = new GridLayout();
layout.marginWidth = 0;
layout.marginHeight = 0;
layout.numColumns = 1;
parent.setLayout(layout);
parent.setLayoutData(new GridData(GridData.FILL_BOTH));
createListAndButtons(parent);
Label previewLabel = new Label(parent, SWT.NONE);
previewLabel.setText(CVSUIMessages.CommentTemplatesPreferencePage_Preview);
preview = new Text(parent, SWT.MULTI | SWT.READ_ONLY | SWT.BORDER);
GridData gd = new GridData(GridData.FILL_HORIZONTAL);
gd.heightHint = convertHeightInCharsToPixels(5);
preview.setLayoutData(gd);
PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IHelpContextIds.COMMENT_TEMPLATE_PREFERENCE_PAGE);
Dialog.applyDialogFont(ancestor);
return parent;
}
private Composite createListAndButtons(Composite parent) {
Composite listAndButtons = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout();
layout.marginWidth = 0;
layout.marginHeight = 0;
layout.numColumns = 2;
listAndButtons.setLayout(layout);
listAndButtons.setLayoutData(new GridData(GridData.FILL_BOTH));
Label viewerLabel = new Label(listAndButtons, SWT.NONE);
viewerLabel.setText(CVSUIMessages.CommentTemplatesPreferencePage_Description);
GridData data = new GridData(GridData.FILL_HORIZONTAL);
data.horizontalSpan = 2;
viewerLabel.setLayoutData(data);
viewer = new ListViewer(listAndButtons);
viewer.setLabelProvider(new LabelProvider() {
@Override
public String getText(Object element) {
String template = (String) element;
return Util.flattenText(template);
}
});
viewer.addSelectionChangedListener(this);
viewer.setComparator(new ViewerComparator() {
@Override
public int compare(Viewer viewer, Object e1, Object e2) {
String template1 = Util.flattenText((String) e1);
String template2 = Util.flattenText((String) e2);
return template1.compareToIgnoreCase(template2);
}
});
viewer.addDoubleClickListener(event -> editTemplate());
List list = viewer.getList();
list.setLayoutData(new GridData(GridData.FILL_BOTH));
// populate list
String[] templates =
CVSUIPlugin.getPlugin().getRepositoryManager().getCommentTemplates();
for (int i = 0; i < templates.length; i++) {
viewer.add(templates[i]);
}
createButtons(listAndButtons);
return listAndButtons;
}
private void createButtons(Composite parent) {
Composite buttons = new Composite(parent, SWT.NONE);
buttons.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));
GridLayout layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
buttons.setLayout(layout);
Button newButton = new Button(buttons, SWT.PUSH);
newButton.setText(CVSUIMessages.CommentTemplatesPreferencePage_New);
GridData data = new GridData();
data.horizontalAlignment = GridData.FILL;
int widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
data.widthHint = Math.max(widthHint,
newButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
newButton.setLayoutData(data);
newButton.setEnabled(true);
newButton.addListener(SWT.Selection, event -> newTemplate());
editButton = new Button(buttons, SWT.PUSH);
editButton.setText(CVSUIMessages.CommentTemplatesPreferencePage_Edit);
data = new GridData();
data.horizontalAlignment = GridData.FILL;
widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
data.widthHint = Math.max(widthHint,
editButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
editButton.setLayoutData(data);
editButton.setEnabled(false);
editButton.addListener(SWT.Selection, e -> editTemplate());
removeButton = new Button(buttons, SWT.PUSH);
removeButton.setText(CVSUIMessages.CommentTemplatesPreferencePage_Remove);
data = new GridData();
data.horizontalAlignment = GridData.FILL;
widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
data.widthHint = Math.max(widthHint,
removeButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
removeButton.setLayoutData(data);
removeButton.setEnabled(false);
removeButton.addListener(SWT.Selection, e -> remove());
}
@Override
public void selectionChanged(SelectionChangedEvent event) {
IStructuredSelection selection = event.getStructuredSelection();
switch (selection.size()) {
case 0:
editButton.setEnabled(false);
removeButton.setEnabled(false);
preview.setText(""); //$NON-NLS-1$
break;
case 1:
editButton.setEnabled(true);
removeButton.setEnabled(true);
preview.setText((String) selection.getFirstElement());
break;
default:
editButton.setEnabled(false);
removeButton.setEnabled(true);
preview.setText(""); //$NON-NLS-1$
break;
}
}
void newTemplate() {
CommentTemplateEditDialog dialog = new CommentTemplateEditDialog(
getShell(),
CVSUIMessages.CommentTemplatesPreferencePage_EditCommentTemplateTitle,
CVSUIMessages.CommentTemplatesPreferencePage_EditCommentTemplateMessage,
"", null); //$NON-NLS-1$
if (dialog.open() == Window.OK) {
viewer.add(dialog.getValue());
}
}
void editTemplate() {
IStructuredSelection selection = viewer.getStructuredSelection();
if (selection.size() == 1) {
String oldTemplate = (String) selection.getFirstElement();
CommentTemplateEditDialog dialog = new CommentTemplateEditDialog(
getShell(),
CVSUIMessages.CommentTemplatesPreferencePage_EditCommentTemplateTitle,
CVSUIMessages.CommentTemplatesPreferencePage_EditCommentTemplateMessage,
oldTemplate, null);
if (dialog.open() == Window.OK) {
viewer.remove(oldTemplate);
viewer.add(dialog.getValue());
}
}
}
void remove() {
IStructuredSelection selection = viewer.getStructuredSelection();
viewer.remove(selection.toArray());
}
@Override
public boolean performOk() {
int numTemplates = viewer.getList().getItemCount();
String[] templates = new String[numTemplates];
for (int i = 0; i < numTemplates; i++) {
templates[i] = (String) viewer.getElementAt(i);
}
try {
CVSUIPlugin.getPlugin().getRepositoryManager()
.replaceAndSaveCommentTemplates(templates);
} catch (TeamException e) {
CVSUIPlugin.openError(getShell(), null, null, e, CVSUIPlugin.LOG_OTHER_EXCEPTIONS);
}
return super.performOk();
}
@Override
public void init(IWorkbench workbench) {
// Nothing to do
}
@Override
protected void performDefaults() {
// default: the list of comments is cleaned
viewer.getList().removeAll();
super.performDefaults();
}
}
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