package tk.eclipse.plugin.htmleditor;
import java.util.Iterator;
import java.util.Map;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.preference.IPreferenceStore;
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.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.FileDialog;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.TableItem;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
import tk.eclipse.plugin.jspeditor.editors.ITLDLocator;
/**
* The preference page to configure TLD settings.
*
* @author Naoki Takezoe
*/
public class TLDPreferencePage extends PreferencePage implements IWorkbenchPreferencePage {
private Table table;
private Button buttonAdd;
private Button buttonEdit;
private Button buttonRemove;
public TLDPreferencePage() {
super(HTMLPlugin.getResourceString("HTMLEditorPreferencePage.TLD"));
setPreferenceStore(HTMLPlugin.getDefault().getPreferenceStore());
setDescription(HTMLPlugin.getResourceString("HTMLEditorPreferencePage.LocalTLD"));
}
@Override
protected Control createContents(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new GridLayout(2,false));
// create table
table = new Table(composite,SWT.MULTI|SWT.FULL_SELECTION|SWT.BORDER|SWT.H_SCROLL|SWT.V_SCROLL);
table.setLayoutData(new GridData(GridData.FILL_BOTH));
table.setHeaderVisible(true);
table.setLinesVisible(true);
table.addSelectionListener(new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent evt){
TableItem[] items = table.getSelection();
boolean enable = false;
if(items.length > 0){
String path = items[0].getText(1);
if(!path.equals("[Default]")){
enable = true;
}
}
buttonEdit.setEnabled(enable);
buttonRemove.setEnabled(enable);
}
});
TableColumn col1 = new TableColumn(table,SWT.LEFT);
col1.setText(HTMLPlugin.getResourceString("HTMLEditorPreferencePage.Uri"));
col1.setWidth(100);
TableColumn col2 = new TableColumn(table,SWT.LEFT);
col2.setText(HTMLPlugin.getResourceString("HTMLEditorPreferencePage.LocalPath"));
col2.setWidth(150);
// create buttons
Composite buttons = new Composite(composite,SWT.NONE);
buttons.setLayoutData(new GridData(GridData.FILL_VERTICAL));
GridLayout layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
buttons.setLayout(layout);
buttonAdd = new Button(buttons,SWT.PUSH);
buttonAdd.setText(HTMLPlugin.getResourceString("Button.Add"));
buttonAdd.setLayoutData(createButtonGridData());
buttonAdd.addSelectionListener(
new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent evt){
TLDDialog dialog = new TLDDialog(getShell());
if(dialog.open()==Dialog.OK){
TableItem item = new TableItem(table,SWT.NONE);
item.setText(new String[]{dialog.getUri(),dialog.getPath()});
}
}
});
buttonEdit = new Button(buttons,SWT.PUSH);
buttonEdit.setText(HTMLPlugin.getResourceString("Button.Edit"));
buttonEdit.setLayoutData(createButtonGridData());
buttonEdit.setEnabled(false);
buttonEdit.addSelectionListener(
new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent evt){
TableItem[] items = table.getSelection();
if(items.length > 0){
String uri = items[0].getText(0);
String path = items[0].getText(1);
TLDDialog dialog = new TLDDialog(getShell(),uri,path);
if(dialog.open()==Dialog.OK){
items[0].setText(new String[]{dialog.getUri(),dialog.getPath()});
}
}
}
});
buttonRemove = new Button(buttons,SWT.PUSH);
buttonRemove.setText(HTMLPlugin.getResourceString("Button.Remove"));
buttonRemove.setLayoutData(createButtonGridData());
buttonRemove.setEnabled(false);
buttonRemove.addSelectionListener(
new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent evt){
int[] indices = table.getSelectionIndices();
table.remove(indices);
}
});
// set initial values
performDefaults();
return composite;
}
@Override
public boolean performOk() {
IPreferenceStore store = getPreferenceStore();
TableItem[] items = table.getItems();
StringBuffer uri = new StringBuffer();
StringBuffer path = new StringBuffer();
for(int i=0;i<items.length;i++){
if(!items[i].getText(1).startsWith("[Default]")){
uri.append(items[i].getText(0)).append("\n");
path.append(items[i].getText(1)).append("\n");
}
}
store.setValue(HTMLPlugin.PREF_TLD_URI,uri.toString());
store.setValue(HTMLPlugin.PREF_TLD_PATH,path.toString());
return true;
}
@Override
protected void performDefaults() {
IPreferenceStore store = getPreferenceStore();
table.removeAll();
Map innerTLD = HTMLPlugin.getInnerTLD();
Iterator ite = innerTLD.keySet().iterator();
while(ite.hasNext()){
TableItem item = new TableItem(table,SWT.NONE);
item.setText(new String[]{(String)ite.next(),"[Default]"});
}
String[] uri = store.getString(HTMLPlugin.PREF_TLD_URI).split("\n");
String[] path = store.getString(HTMLPlugin.PREF_TLD_PATH).split("\n");
for(int i=0;i<uri.length;i++){
if(!uri[i].trim().equals("") && !path[i].trim().equals("")){
TableItem item = new TableItem(table,SWT.NONE);
item.setText(new String[]{uri[i].trim(),path[i].trim()});
}
}
ITLDLocator[] contribs = HTMLPlugin.getDefault().getTLDLocatorContributions();
for ( int i = 0; i < contribs.length; i++) {
String cURI = contribs[i].getURI();
String cPath = contribs[i].getPath();
if(!cURI.trim().equals("") && !cPath.trim().equals("")){
TableItem item = new TableItem(table,SWT.NONE);
item.setText(new String[]{cURI.trim(),"[Default]"+cPath.trim()});
}
}
}
/**
* Creates LayoutData for buttons.
* @return GridData
*/
private static GridData createButtonGridData(){
GridData gd = new GridData(GridData.FILL_HORIZONTAL);
gd.widthHint = 100;
return gd;
}
public void init(IWorkbench workbench) {
}
/**
* A dialog to add or edit URI and local path of TLD.
*/
private class TLDDialog extends AbstractValidationDialog {
private Text textUri;
private Text textPath;
private String uri = "";
private String path = "";
public TLDDialog(Shell parentShell) {
super(parentShell);
}
public TLDDialog(Shell parentShell,String uri,String path) {
super(parentShell);
this.uri = uri;
this.path = path;
}
@Override
protected void constrainShellSize() {
Shell shell = getShell();
shell.pack();
shell.setSize(400,shell.getSize().y);
}
@Override
protected Control createDialogArea(Composite parent) {
getShell().setText(HTMLPlugin.getResourceString("HTMLEditorPreferencePage.TLD"));
Composite container = new Composite(parent,SWT.NULL);
container.setLayoutData(new GridData(GridData.FILL_BOTH));
container.setLayout(new GridLayout(3,false));
Label label = new Label(container,SWT.NULL);
label.setText(HTMLPlugin.getResourceString("HTMLEditorPreferencePage.Dialog.Uri"));
textUri = new Text(container,SWT.BORDER);
textUri.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
textUri.setText(uri);
// fill GridLayout
label = new Label(container,SWT.NONE);
label = new Label(container,SWT.NULL);
label.setText(HTMLPlugin.getResourceString("HTMLEditorPreferencePage.Dialog.LocalPath"));
textPath = new Text(container,SWT.BORDER);
textPath.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
textPath.setText(path);
Button button = new Button(container,SWT.PUSH);
button.setText("...");
button.addSelectionListener(
new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent evt){
FileDialog openDialog = new FileDialog(getShell(),SWT.OPEN);
String openFile = openDialog.open();
if(openFile!=null){
textPath.setText(openFile);
}
}
});
add(textUri);
add(textPath);
return container;
}
@Override
protected void validate(){
if(textUri.getText().equals("")){
setErrorMessage(HTMLPlugin.createMessage(
HTMLPlugin.getResourceString("Error.Required"),
new String[]{ HTMLPlugin.getResourceString("HTMLEditorPreferencePage.Uri") }
));
return;
} else if(textPath.getText().equals("")){
setErrorMessage(HTMLPlugin.createMessage(
HTMLPlugin.getResourceString("Error.Required"),
new String[]{ HTMLPlugin.getResourceString("HTMLEditorPreferencePage.LocalPath") }
));
return;
}
setErrorMessage(null);
}
@Override
protected void okPressed() {
uri = textUri.getText();
path = textPath.getText();
super.okPressed();
}
public String getUri(){
return uri;
}
public String getPath(){
return path;
}
}
}