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/*******************************************************************************
* Copyright (c) 2004, 2006 TimeSys 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:
* TimeSys Corporation - Initial implementation
*******************************************************************************/
package org.eclipse.cdt.internal.ui.preferences;
import java.util.ArrayList;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.content.IContentType;
import org.eclipse.core.runtime.content.IContentTypeManager;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
public class CFileTypeDialog extends Dialog {
public CFileTypeDialog(Shell parentShell) {
super(parentShell);
}
private Text fTextPattern;
private Combo fComboType;
private String fPattern;
private IContentType fType;
@Override
protected void configureShell(Shell newShell) {
super.configureShell(newShell);
newShell.setText(PreferencesMessages.CFileTypeDialog_title);
}
@Override
protected void createButtonsForButtonBar(Composite parent) {
createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
getOkayButton().setEnabled(getPatternFromControl().length() > 0);
}
@Override
protected Control createDialogArea(Composite parent) {
Composite composite = (Composite) super.createDialogArea(parent);
((GridLayout) composite.getLayout()).numColumns = 2;
// Pattern row
Label pattern = new Label(composite, SWT.NONE);
pattern.setText(PreferencesMessages.CFileTypeDialog_patternLabel);
fTextPattern = new Text(composite, SWT.BORDER | SWT.SINGLE);
fTextPattern.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
if (null != fPattern) {
fTextPattern.setText(fPattern);
}
fTextPattern.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
getOkayButton().setEnabled(getPatternFromControl().length() > 0);
}
});
// Type row
Label type = new Label(composite, SWT.NONE);
type.setText(PreferencesMessages.CFileTypeDialog_typeLabel);
fComboType = new Combo(composite, SWT.DROP_DOWN | SWT.READ_ONLY | SWT.SINGLE);
fComboType.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
populateTypesCombo();
return composite;
}
public void setPattern(String pattern) {
fPattern = pattern;
}
public String getPattern() {
return fPattern;
}
public IContentType getContentType() {
return fType;
}
private void populateTypesCombo() {
IContentTypeManager manager = Platform.getContentTypeManager();
String[] ids = CoreModel.getRegistedContentTypeIds();
ArrayList list = new ArrayList(ids.length);
for (int i = 0; i < ids.length; i++) {
IContentType ctype = manager.getContentType(ids[i]);
if (ctype != null) {
list.add(ctype);
}
}
IContentType[] ctypes = new IContentType[list.size()];
list.toArray(ctypes);
int index = -1;
for (int i = 0; i < ctypes.length; i++) {
fComboType.add(ctypes[i].getName());
}
fComboType.setData(ctypes);
if (null != fType) {
index = fComboType.indexOf(fType.getName());
}
fComboType.select((index < 0) ? 0 : index);
}
Button getOkayButton() {
return getButton(IDialogConstants.OK_ID);
}
String getPatternFromControl() {
return fTextPattern.getText().trim();
}
private IContentType getTypeFromControl() {
IContentType type = null;
int index = fComboType.getSelectionIndex();
if (-1 != index) {
String name = fComboType.getItem(index);
IContentType[] types = (IContentType[]) fComboType.getData();
for (int i = 0; i < types.length; i++) {
if (name.equals(types[i].getName())) {
type = types[i];
}
}
}
return type;
}
@Override
protected void okPressed() {
fPattern = getPatternFromControl();
fType = getTypeFromControl();
super.okPressed();
}
}
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