/*
* Created on 27-Apr-2004
* Created by Olivier Chalouhi
* Copyright (C) 2004, 2005, 2006 Aelitis, All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* AELITIS, SAS au capital de 46,603.30 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package org.gudy.azureus2.ui.swt.pluginsimpl;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
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.*;
import org.gudy.azureus2.core3.util.AERunnable;
import org.gudy.azureus2.plugins.ui.components.UIPropertyChangeEvent;
import org.gudy.azureus2.plugins.ui.components.UIPropertyChangeListener;
import org.gudy.azureus2.plugins.ui.model.BasicPluginViewModel;
import org.gudy.azureus2.ui.swt.Messages;
import org.gudy.azureus2.ui.swt.components.BufferedLabel;
import org.gudy.azureus2.ui.swt.mainwindow.Colors;
import org.gudy.azureus2.ui.swt.plugins.UISWTView;
import org.gudy.azureus2.ui.swt.plugins.UISWTViewEvent;
import org.gudy.azureus2.ui.swt.plugins.UISWTViewEventListener;
import com.aelitis.azureus.ui.UIFunctions;
import com.aelitis.azureus.ui.UIFunctionsManager;
/**
*
*/
public class
BasicPluginViewImpl
implements UISWTViewEventListener, UIPropertyChangeListener
{
BasicPluginViewModel model;
//GUI elements
Display display;
Composite panel;
ProgressBar progress;
BufferedLabel status;
BufferedLabel task;
StyledText log;
Pattern inclusionFilter;
Pattern exclusionFilter;
boolean paused;
boolean isCreated;
public
BasicPluginViewImpl(
BasicPluginViewModel model)
{
this.model = model;
isCreated = false;
}
public BasicPluginViewModel
getModel()
{
return( model );
}
public boolean eventOccurred(UISWTViewEvent event) {
switch (event.getType()) {
case UISWTViewEvent.TYPE_CREATE: {
if (isCreated)
return false;
isCreated = true;
UISWTView swtView = event.getView();
if (swtView != null) {
swtView.setTitle(model.getName());
}
break;
}
case UISWTViewEvent.TYPE_INITIALIZE: {
initialize((Composite)event.getData());
UISWTView swtView = event.getView();
if (swtView != null) {
swtView.setTitle(model.getName());
}
break;
}
case UISWTViewEvent.TYPE_REFRESH:
refresh();
break;
case UISWTViewEvent.TYPE_DESTROY:
delete();
isCreated = false;
break;
case UISWTViewEvent.TYPE_FOCUSGAINED:
String text = model.getLogArea().getText().trim();
if (log != null && !log.isDisposed()) {
log.setText( text);
log.setTopIndex(log.getLineCount());
}
break;
case UISWTViewEvent.TYPE_FOCUSLOST:
if (log != null && !log.isDisposed()) {
log.setText("");
}
break;
}
return true;
}
private void initialize(Composite composite) {
GridData gridData;
GridLayout gridLayout;
String sConfigSectionID = model.getConfigSectionID();
this.display = composite.getDisplay();
panel = new Composite(composite,SWT.NULL);
gridLayout = new GridLayout();
gridLayout.numColumns = 2;
panel.setLayout(gridLayout);
gridData = new GridData(GridData.FILL_BOTH);
panel.setLayoutData(gridData);
/*
* Status : [Status Text]
* Current Task : [Task Text]
* Progress : [||||||||||----------]
* Log :
* [
*
*
* ]
*/
Composite topSection = new Composite(panel, SWT.NONE);
gridLayout = new GridLayout();
gridLayout.numColumns = 2;
gridLayout.marginHeight = 0;
gridLayout.marginWidth = 0;
topSection.setLayout(gridLayout);
gridData = new GridData(GridData.FILL_HORIZONTAL);
if (sConfigSectionID == null){
gridData.horizontalSpan = 2;
}
topSection.setLayoutData(gridData);
if(model.getStatus().getVisible()) {
Label statusTitle = new Label(topSection,SWT.NULL);
Messages.setLanguageText(statusTitle,"plugins.basicview.status");
status = new BufferedLabel(topSection,SWT.NULL);
gridData = new GridData(GridData.FILL_HORIZONTAL);
status.setLayoutData(gridData);
}
if(model.getActivity().getVisible()) {
Label activityTitle = new Label(topSection,SWT.NULL);
Messages.setLanguageText(activityTitle,"plugins.basicview.activity");
task = new BufferedLabel(topSection,SWT.NULL);
gridData = new GridData(GridData.FILL_HORIZONTAL);
task.setLayoutData(gridData);
}
if(model.getProgress().getVisible()) {
Label progressTitle = new Label(topSection,SWT.NULL);
Messages.setLanguageText(progressTitle,"plugins.basicview.progress");
progress = new ProgressBar(topSection,SWT.NULL);
progress.setMaximum(100);
progress.setMinimum(0);
gridData = new GridData(GridData.FILL_HORIZONTAL);
progress.setLayoutData(gridData);
}
if (sConfigSectionID != null) {
Composite configSection = new Composite(panel, SWT.NONE);
gridLayout = new GridLayout();
gridLayout.numColumns = 1;
gridLayout.marginHeight = 0;
gridLayout.marginWidth = 2;
configSection.setLayout(gridLayout);
gridData = new GridData(GridData.END | GridData.VERTICAL_ALIGN_END );
configSection.setLayoutData(gridData);
//Label padding = new Label(configSection,SWT.NULL);
//gridData = new GridData(GridData.FILL_HORIZONTAL);
//padding.setLayoutData(gridData);
Button btnConfig = new Button(configSection, SWT.PUSH);
Messages.setLanguageText(btnConfig, "plugins.basicview.config");
btnConfig.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
UIFunctions uiFunctions = UIFunctionsManager.getUIFunctions();
if (uiFunctions != null) {
uiFunctions.openView(UIFunctions.VIEW_CONFIG,
model.getConfigSectionID());
}
}
});
btnConfig.setLayoutData(new GridData());
}
if(model.getLogArea().getVisible()) {
Label logTitle = new Label(topSection,SWT.NULL);
Messages.setLanguageText(logTitle,"plugins.basicview.log");
// gridData = new GridData(GridData.FILL_HORIZONTAL);
// gridData.horizontalSpan = 1;
// logTitle.setLayoutData(gridData);
Button button = new Button( topSection, SWT.PUSH );
Messages.setLanguageText(button,"plugins.basicview.clear");
button.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event)
{
model.getLogArea().setText("");
}});
log = new StyledText(panel,SWT.READ_ONLY | SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER);
gridData = new GridData(GridData.FILL_BOTH);
gridData.horizontalSpan = 2;
log.setLayoutData(gridData);
//String text = model.getLogArea().getText().trim();
//log.setText( text);
//log.setTopIndex(log.getLineCount());
model.getLogArea().addPropertyChangeListener(this);
Composite bottomSection = new Composite(panel, SWT.NONE);
gridLayout = new GridLayout();
gridLayout.numColumns = 3;
gridLayout.marginHeight = 0;
gridLayout.marginWidth = 0;
bottomSection.setLayout(gridLayout);
gridData = new GridData(GridData.FILL_HORIZONTAL);
gridData.horizontalSpan = 2;
bottomSection.setLayoutData(gridData);
// include
Label label = new Label(bottomSection, SWT.NONE);
label.setLayoutData(new GridData());
Messages.setLanguageText(label, "LoggerView.includeOnly");
final Text inclText = new Text(bottomSection, SWT.BORDER);
gridData = new GridData();
gridData.widthHint = 200;
inclText.setLayoutData(gridData);
inclText.addModifyListener(new ModifyListener()
{
public void modifyText(ModifyEvent e) {
String newExpression = inclText.getText();
if (newExpression.length() == 0)
inclusionFilter = null;
else
{
try
{
inclusionFilter = Pattern.compile(newExpression, Pattern.CASE_INSENSITIVE);
inclText.setBackground(null);
} catch (PatternSyntaxException e1)
{
inclText.setBackground(Colors.colorErrorBG);
}
}
}
});
label = new Label(bottomSection, SWT.NONE);
// exclude
label = new Label(bottomSection, SWT.NONE);
label.setLayoutData(new GridData());
Messages.setLanguageText(label, "LoggerView.excludeAll");
final Text exclText = new Text(bottomSection, SWT.BORDER);
gridData = new GridData();
gridData.widthHint = 200;
exclText.setLayoutData(gridData);
exclText.addModifyListener(new ModifyListener()
{
public void modifyText(ModifyEvent e) {
String newExpression = exclText.getText();
if (newExpression.length() == 0)
exclusionFilter = null;
else
{
try
{
exclusionFilter = Pattern.compile(newExpression, Pattern.CASE_INSENSITIVE);
exclText.setBackground(null);
} catch (PatternSyntaxException e1)
{
exclText.setBackground(Colors.colorErrorBG);
}
}
}
});
label = new Label(bottomSection, SWT.NONE);
// pause
Button buttonPause = new Button(bottomSection, SWT.CHECK);
Messages.setLanguageText(buttonPause, "LoggerView.pause");
gridData = new GridData();
buttonPause.setLayoutData(gridData);
buttonPause.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
if (e.widget == null || !(e.widget instanceof Button))
return;
Button btn = (Button) e.widget;
paused = btn.getSelection();
}
});
}
}
private void refresh() {
if(status != null) {
status.setText(model.getStatus().getText());
}
if(task != null) {
task.setText(model.getActivity().getText());
}
if(progress != null) {
progress.setSelection(model.getProgress().getPercentageComplete());
}
}
public void propertyChanged(final UIPropertyChangeEvent ev) {
if(ev.getSource() != model.getLogArea())
return;
if(display == null || display.isDisposed() || log == null || paused)
return;
display.asyncExec(new AERunnable(){
public void runSupport() {
if(log.isDisposed())
return;
if ( !log.isVisible()){
return;
}
String old_value = (String)ev.getOldPropertyValue();
String new_value = (String) ev.getNewPropertyValue();
ScrollBar bar = log.getVerticalBar();
boolean max = bar.getSelection() == bar.getMaximum() - bar.getThumb();
int lineOffset = log.getLineCount() - log.getTopIndex();
if ( new_value.startsWith( old_value )){
String toAppend = new_value.substring(old_value.length());
if(toAppend.length() == 0)
return;
StringBuffer builder = new StringBuffer(toAppend.length());
String[] lines = toAppend.split("\n");
for( int i=0;i<lines.length;i++){
String line = lines[i];
if((inclusionFilter != null && !inclusionFilter.matcher(line).find()) || (exclusionFilter != null && exclusionFilter.matcher(line).find()))
continue;
builder.append("\n");
builder.append(line);
}
log.append(builder.toString());
}else{
StringBuffer builder = new StringBuffer(new_value.length());
String[] lines = new_value.split("\n");
for( int i=0;i<lines.length;i++){
String line = lines[i];
if((inclusionFilter != null && !inclusionFilter.matcher(line).find()) || (exclusionFilter != null && exclusionFilter.matcher(line).find()))
continue;
if(line != lines[0]){
builder.append("\n");
}
builder.append(line);
}
log.setText(builder.toString());
}
if(max)
{
bar.setSelection(bar.getMaximum()-bar.getThumb());
log.setTopIndex(log.getLineCount()-lineOffset);
log.redraw();
}
}
});
}
private void
delete()
{
model.getLogArea().removePropertyChangeListener( this );
}
}