/*
* File : ErrorPopupShell.java
* Created : 15 mars 2004
* By : Olivier
*
* Azureus - a Java Bittorrent client
*
* 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.
*
* 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 ( see the LICENSE file ).
*
* 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
*/
package org.gudy.azureus2.ui.swt.shells;
import java.lang.ref.WeakReference;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.Timer;
import java.util.TimerTask;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.layout.FormLayout;
import org.eclipse.swt.widgets.*;
import org.gudy.azureus2.core3.config.COConfigurationManager;
import org.gudy.azureus2.core3.internat.MessageText;
import org.gudy.azureus2.core3.util.AERunnable;
import org.gudy.azureus2.core3.util.Constants;
import org.gudy.azureus2.ui.swt.Messages;
import org.gudy.azureus2.ui.swt.Utils;
import org.gudy.azureus2.ui.swt.animations.Animator;
import org.gudy.azureus2.ui.swt.animations.shell.AnimableShell;
import org.gudy.azureus2.ui.swt.animations.shell.LinearAnimator;
import com.aelitis.azureus.ui.swt.UIFunctionsManagerSWT;
import com.aelitis.azureus.ui.swt.UIFunctionsSWT;
import com.aelitis.azureus.ui.swt.imageloader.ImageLoader;
/**
* @author Olivier Chalouhi
*
*/
public class MessagePopupShell implements AnimableShell {
private Shell shell;
private Shell detailsShell;
Image shellImg;
private Display display;
public static final String ICON_ERROR = "error";
public static final String ICON_WARNING = "warning";
public static final String ICON_INFO = "info";
private static LinkedList viewStack;
private Timer closeTimer;
private String icon;
static {
viewStack = new LinkedList();
}
/** Open a popup using resource keys for title/text
*
* @param keyPrefix message bundle key prefix used to get title and text.
* Title will be keyPrefix + ".title", and text will be set to
* keyPrefix + ".text"
* @param details actual text for details (not a key)
* @param textParams any parameters for text
*
* @note Display moved to end to remove conflict in constructors
*/
public MessagePopupShell(String icon, String keyPrefix,
String details, String[] textParams, Display display) {
this(display, icon, MessageText.getString(keyPrefix + ".title"),
MessageText.getString(keyPrefix + ".text", textParams), details);
}
public MessagePopupShell(Display display,String icon,String title,String errorMessage,String details) {
closeTimer = new Timer(true);
this.display = display;
this.icon = icon;
detailsShell = new Shell(display,SWT.BORDER | SWT.ON_TOP);
Utils.setShellIcon(detailsShell);
detailsShell.setLayout(new FillLayout());
StyledText textDetails = new StyledText(detailsShell, SWT.READ_ONLY | SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER);
textDetails.setBackground(display.getSystemColor(SWT.COLOR_WHITE));
textDetails.setWordWrap( true );
detailsShell.layout();
detailsShell.setSize(550,300);
int popupWidth = 280;
int popupHeight = 170;
shell = new Shell(display,SWT.ON_TOP);
Utils.setShellIcon(shell);
FormLayout layout = new FormLayout();
layout.marginHeight = 0; layout.marginWidth = 0;
try {
layout.spacing = 0;
} catch (NoSuchFieldError e) {
/* Ignore for Pre 3.0 SWT.. */
}
shell.setLayout(layout);
ImageLoader imageLoader = ImageLoader.getInstance();
Image popup_image = imageLoader.getImage("popup");
// this code is here to ensure that we can still show error messages even if images
// are failing to load (e.g. coz there's a ! in AZ install dir... )
GC gcImage = null;
if (ImageLoader.isRealImage(popup_image)) {
shellImg = new Image(display, popup_image, SWT.IMAGE_COPY);
popupWidth = popup_image.getBounds().width;
popupHeight = popup_image.getBounds().height;
} else {
shellImg = new Image(display,
new Rectangle(0, 0, popupWidth, popupHeight));
}
imageLoader.releaseImage("popup");
shell.setSize(popupWidth, popupHeight);
gcImage = new GC(shellImg);
Image imgIcon = imageLoader.getImage(icon);
int iconWidth = 0;
int iconHeight = 15;
if (ImageLoader.isRealImage(imgIcon)) {
gcImage.drawImage(imgIcon, 5, 5);
iconWidth = imgIcon.getBounds().width;
iconHeight = imgIcon.getBounds().height;
}
imageLoader.releaseImage(icon);
Font tempFont = shell.getFont();
FontData[] fontDataMain = tempFont.getFontData();
for (int i = 0; i < fontDataMain.length; i++) {
fontDataMain[i].setStyle(SWT.BOLD);
fontDataMain[i].setHeight((int) (fontDataMain[i].getHeight() * 1.2));
}
Font fontTitle = new Font(display, fontDataMain);
gcImage.setFont(fontTitle);
Rectangle rect = new Rectangle(iconWidth + 10, 5, popupWidth - iconWidth
- 15, iconHeight);
GCStringPrinter.printString(gcImage, title, rect);
gcImage.setFont(tempFont);
fontTitle.dispose();
rect = new Rectangle(5, iconHeight + 5, popupWidth - 10, popupHeight
- iconHeight - 60);
boolean bItFit = GCStringPrinter.printString(gcImage, errorMessage, rect);
gcImage.dispose();
if (!bItFit && details == null)
details = errorMessage;
if(details != null)
textDetails.setText(details);
final Button btnDetails = new Button(shell,SWT.TOGGLE);
Messages.setLanguageText(btnDetails,"popup.error.details");
btnDetails.setEnabled(details != null);
final Button btnHide = new Button(shell,SWT.PUSH);
Messages.setLanguageText(btnHide,"popup.error.hide");
Label lblImage = new Label(shell,SWT.NULL);
if ( shellImg != null ){
lblImage.setImage(shellImg);
}
FormData formData;
formData = new FormData();
formData.right = new FormAttachment(btnHide,-5);
formData.bottom = new FormAttachment(100,-5);
btnDetails.setLayoutData(formData);
formData = new FormData();
formData.right = new FormAttachment(100,-5);
formData.bottom = new FormAttachment(100,-5);
btnHide.setLayoutData(formData);
formData = new FormData();
formData.left = new FormAttachment(0,0);
formData.top = new FormAttachment(0,0);
lblImage.setLayoutData(formData);
Button btnHideAll = null;
if (viewStack.size() > 0) {
btnHideAll = new Button(shell, SWT.PUSH);
btnHideAll.moveAbove(btnDetails);
Messages.setLanguageText(btnHideAll, "popup.error.hideall");
formData = new FormData();
formData.right = new FormAttachment(btnDetails, -5);
formData.bottom = new FormAttachment(100,-5);
btnHideAll.setLayoutData(formData);
btnHideAll.addListener(SWT.MouseUp, new Listener() {
public void handleEvent(Event event) {
btnHide.setEnabled(false);
btnDetails.setEnabled(false);
for (Iterator iter = viewStack.iterator(); iter.hasNext();) {
WeakReference wr = (WeakReference) iter.next();
MessagePopupShell popup = (MessagePopupShell) wr.get();
iter.remove();
if (popup == null)
return;
popup.shell.dispose();
popup.detailsShell.dispose();
if (popup.shellImg != null) {
popup.shellImg.dispose();
}
}
}
});
}
shell.layout();
shell.setTabList(new Control[] {btnDetails, btnHide});
btnHide.addListener(SWT.MouseUp, new Listener() {
public void handleEvent(Event arg0) {
btnHide.setEnabled(false);
btnDetails.setEnabled(false);
hideShell();
}
});
btnDetails.addListener(SWT.MouseUp, new Listener() {
public void handleEvent(Event arg0) {
detailsShell.setVisible(btnDetails.getSelection());
}
});
Rectangle bounds = null;
try {
UIFunctionsSWT uiFunctions = UIFunctionsManagerSWT.getUIFunctionsSWT();
if (uiFunctions != null) {
Shell mainShell = uiFunctions.getMainShell();
bounds = mainShell.getMonitor().getClientArea();
}
} catch (Exception e) {
}
if (bounds == null) {
bounds = display.getClientArea();
}
x0 = bounds.x + bounds.width - popupWidth - 5;
x1 = bounds.x + bounds.width;
y0 = bounds.y + bounds.height;
y1 = bounds.y + bounds.height - popupHeight - 5;
// currently always animate
if ( true ){
shell.setLocation(x0,y0);
viewStack.addFirst(new WeakReference(this));
detailsShell.setLocation(x1-detailsShell.getSize().x,y1-detailsShell.getSize().y);
currentAnimator = new LinearAnimator(this,new Point(x0,y0),new Point(x0,y1),20,30);
currentAnimator.start();
shell.open();
}else{
shell.setLocation(x0,y1);
viewStack.addFirst(new WeakReference(this));
detailsShell.setLocation(x1-detailsShell.getSize().x,y1-detailsShell.getSize().y);
currentAnimator = new LinearAnimator(this,new Point(x0,y1),new Point(x0,y1),20,30);
animationStarted(currentAnimator);
shell.open();
animationEnded(currentAnimator);
}
}
private void hideShell()
{
try {
if(currentAnimator == null) {
closeTimer.cancel();
detailsShell.setVisible(false);
detailsShell.forceActive();
if(!Constants.isOSX){detailsShell.forceFocus();}
currentAnimator = new LinearAnimator(this,new Point(x0,y1),new Point(x1,y1),20,30);
currentAnimator.start();
closeAfterAnimation = true;
}
} catch (Exception e) {
closeAfterAnimation = true;
animationEnded(null);
}
}
private Animator currentAnimator;
private boolean closeAfterAnimation;
int x0,y0,x1,y1;
public void animationEnded(Animator source) {
if(source == currentAnimator) {
currentAnimator = null;
}
if(closeAfterAnimation) {
if(display == null || display.isDisposed())
return;
display.asyncExec(new AERunnable(){
public void runSupport() {
viewStack.removeFirst();
shell.dispose();
detailsShell.dispose();
if ( shellImg != null ){
shellImg.dispose();
}
}
});
}
else {
scheduleAutocloseTask();
}
}
private void scheduleAutocloseTask() {
final int delay = COConfigurationManager.getIntParameter("Message Popup Autoclose in Seconds") * 1000;
if(delay < 1000)
return;
closeTimer.scheduleAtFixedRate(new TimerTask() {
public void run() {
display.syncExec(new AERunnable() {
public void runSupport() {
if(shell.isDisposed()) {
closeTimer.cancel();
return;
}
final boolean notInfoType = MessagePopupShell.this.icon != ICON_INFO;
if(notInfoType) {
closeTimer.cancel();
return;
}
final boolean notTopWindow = ((WeakReference)viewStack.getFirst()).get() != MessagePopupShell.this;
final boolean animationInProgress = currentAnimator != null;
final boolean detailsOpen = (!detailsShell.isDisposed() && detailsShell.isVisible());
final Control cc = display.getCursorControl();
boolean mouseOver = (cc == shell);
if(!mouseOver) {
final Control[] childControls = shell.getChildren();
for(int i = 0; i < childControls.length; i++) {
if(childControls[i] == cc) {
mouseOver = true;
break;
}
}
}
if(notTopWindow || mouseOver || animationInProgress || detailsOpen)
return;
hideShell();
}
});
}
}, delay, delay);
}
public void animationStarted(Animator source) {
}
public Shell getShell() {
return shell;
}
public void reportPercent(int percent) {
}
}