[ 1884105 ] Show preview of all open window

- Ctrl+W to show a preview of all open windows.

client/src/org/compiere/apps/AMenu.java

@@ -232,6 +232,7 @@ public final class AMenu extends CFrame
 	private VTreePanel	treePanel = null;
 	private WFActivity	wfActivity = null;
 	private WFPanel		wfPanel = null;
+	private WindowMenu m_WindowMenu;
 
 	/**
 	 *	Static Init.
@@ -424,8 +425,13 @@ public final class AMenu extends CFrame
 		}
 		
 		//Window Menu
-		JMenu mWindow = new WindowMenu(windowManager, this);
+		m_WindowMenu = new WindowMenu(windowManager, this);
-		menuBar.add(mWindow);
+		menuBar.add(m_WindowMenu);
+		KeyStroke ks = KeyStroke.getKeyStroke(KeyEvent.VK_W, KeyEvent.CTRL_MASK);
+		this.getRootPane().getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(ks, "ShowAllWindow");
+		AppsAction action = new AppsAction("ShowAllWindow", ks, false);
+		this.getRootPane().getActionMap().put("ShowAllWindow", action);
+		action.setDelegate(this);
 
 		//      Help
 		JMenu mHelp = AEnv.getMenu("Help");
@@ -533,6 +539,8 @@ public final class AMenu extends CFrame
 			gotoNotes();
 		else if (e.getSource() == bRequests)
 			gotoRequests();
+		else if (e.getActionCommand().equals("ShowAllWindow"))
+			m_WindowMenu.expose();
 		else if (!AEnv.actionPerformed(e.getActionCommand(), m_WindowNo, this))
 			log.log(Level.SEVERE, "unknown action=" + e.getActionCommand());
 		//updateInfo();

client/src/org/compiere/apps/APanel.java

@@ -19,6 +19,7 @@ package org.compiere.apps;
 
 import java.awt.*;
 import java.awt.event.*;
+import java.beans.PropertyChangeListener;
 import java.util.*;
 import java.util.logging.*;
 
@@ -218,9 +219,12 @@ public final class APanel extends CPanel
 	//	Local (added to toolbar)
 	private AppsAction	    aReport, aEnd, aHome, aHelp, aProduct, aLogout,
 							aAccount, aCalculator, aCalendar, aEditor, aPreference, aScript,
-							aOnline, aMailSupport, aAbout, aPrintScr, aScrShot, aExit, aBPartner, aDeleteSelection;
+							aOnline, aMailSupport, aAbout, aPrintScr, aScrShot, aExit, aBPartner, 
+							aDeleteSelection, aShowAllWindow;
 	
 	private SwitchAction aSwitchLinesDownAction, aSwitchLinesUpAction;
+
+	private WindowMenu m_WindowMenu;
 	/**************************************************************************
 	 *	Create Menu and Toolbar and registers keyboard actions.
 	 *  - started from constructor
@@ -349,8 +353,9 @@ public final class APanel extends CPanel
 		
 		//Window
 		AMenu aMenu = (AMenu)Env.getWindow(0);
-		JMenu mWindow = new WindowMenu(aMenu.getWindowManager(), m_window);
+		m_WindowMenu = new WindowMenu(aMenu.getWindowManager(), m_window);
-		menuBar.add(mWindow);
+		menuBar.add(m_WindowMenu);
+		aShowAllWindow = addAction("ShowAllWindow", null, KeyStroke.getKeyStroke(KeyEvent.VK_W, KeyEvent.CTRL_MASK),	false);
 		
 		//								Help
 		JMenu mHelp = AEnv.getMenu("Help");
@@ -1376,7 +1381,8 @@ public final class APanel extends CPanel
 		}
 
 		//  Problem: doubleClick detection - can't disable button as clicking button may change button status
-		setBusy (true, true);
+		if (!cmd.equals(aShowAllWindow.getName()))
+			setBusy (true, true);
 		//  Command Buttons
 		if (e.getSource() instanceof VButton)
 		{
@@ -1506,6 +1512,8 @@ public final class APanel extends CPanel
 			//  General Commands (Environment)
 			else if (cmd.equals(aLogout.getName()))
 				cmd_logout();
+			else if (cmd.equals(aShowAllWindow.getName()))
+				m_WindowMenu.expose();
 			else if (!AEnv.actionPerformed (e.getActionCommand(), m_curWindowNo, this))
 				log.log(Level.SEVERE, "No action for: " + cmd);
 		}

client/src/org/compiere/apps/WindowMenu.java

@@ -13,19 +13,66 @@
  *****************************************************************************/
 package org.compiere.apps;
 
+import java.awt.AWTException;
+import java.awt.BorderLayout;
+import java.awt.CardLayout;
+import java.awt.Color;
+import java.awt.Container;
+import java.awt.Cursor;
+import java.awt.Dimension;
+import java.awt.GridLayout;
+import java.awt.Image;
+import java.awt.Robot;
+import java.awt.Toolkit;
+import java.awt.Window;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
+import java.awt.event.FocusAdapter;
+import java.awt.event.FocusEvent;
+import java.awt.event.InputEvent;
+import java.awt.event.KeyEvent;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.awt.event.WindowEvent;
+import java.awt.event.WindowFocusListener;
+import java.awt.event.WindowStateListener;
+import java.awt.geom.AffineTransform;
+import java.awt.image.AffineTransformOp;
+import java.awt.image.BufferedImage;
 
+import javax.swing.BorderFactory;
+import javax.swing.Box;
+import javax.swing.BoxLayout;
+import javax.swing.ImageIcon;
+import javax.swing.JButton;
 import javax.swing.JCheckBoxMenuItem;
+import javax.swing.JComponent;
+import javax.swing.JDialog;
 import javax.swing.JFrame;
+import javax.swing.JLabel;
 import javax.swing.JMenu;
 import javax.swing.JMenuItem;
+import javax.swing.JPanel;
+import javax.swing.JRootPane;
+import javax.swing.KeyStroke;
+import javax.swing.SwingConstants;
+import javax.swing.SwingUtilities;
 import javax.swing.event.MenuEvent;
 import javax.swing.event.MenuListener;
 
+import org.compiere.swing.CDialog;
 import org.compiere.swing.CFrame;
 import org.compiere.util.Env;
 import org.compiere.util.Msg;
+import org.jdesktop.swingx.JXButton;
+import org.jdesktop.swingx.JXDialog;
+import org.jdesktop.swingx.JXHyperlink;
+import org.jdesktop.swingx.JXImagePanel;
+import org.jdesktop.swingx.JXImageView;
+import org.jdesktop.swingx.JXPanel;
+import org.jdesktop.swingx.JXTitledPanel;
+import org.jdesktop.swingx.painter.Painter;
+import org.jdesktop.swingx.plaf.PainterUIResource;
 
 /**
  * Menu component that handles the functionality expected of a standard
@@ -42,6 +89,8 @@ public class WindowMenu extends JMenu {
     private JFrame frame;
     private JMenuItem closeAll=new JMenuItem("Close All Windows");
     private JMenuItem closeOthers = new JMenuItem("Close Other Windows");
+    private JMenuItem expose = new JMenuItem("Show All");
+	private JXTitledPanel firstBox;
     
     private void setEnvText(JMenu menu, String msg) {
     	String text = Msg.getMsg(Env.getCtx(), msg);
@@ -88,6 +137,18 @@ public class WindowMenu extends JMenu {
                 WindowMenu.this.windowManager.closeOthers((CFrame)WindowMenu.this.frame);
             }
         });
+        expose.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent ae) {
+            	SwingUtilities.invokeLater(new Runnable() {
+
+					public void run() {
+						expose();
+					}            		
+            	});
+            }
+        });
+        setEnvText(expose, "ShowAllWindow");
+        expose.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_W, KeyEvent.CTRL_MASK));
         setEnvText(closeOthers, "CloseOtherWindows");
         addMenuListener(new MenuListener() {
             public void menuCanceled (MenuEvent e) {}
@@ -102,17 +163,117 @@ public class WindowMenu extends JMenu {
         });
     }
 
-    /* Sets up the children menus depending on the current desktop state */
+    private JXPanel createSelectionPanel() {
+    	
+    	GridLayout l = new GridLayout(3, 3);
+    	l.setHgap(5);
+		l.setVgap(5);
+		
+		JXPanel p = new JXPanel();
+		p.setLayout(l);
+		
+		return p;
+    }
+    
+    public void expose() {
+		
+		final JDialog dialog = new JDialog(frame);				
+		dialog.setSize(Toolkit.getDefaultToolkit().getScreenSize());
+		dialog.setUndecorated(true);
+		dialog.setModal(true);
+		
+		//add escape to close
+		ActionListener actionListener = new ActionListener() {
+		  public void actionPerformed(ActionEvent actionEvent) {
+		     dialog.setVisible(false);
+		  }
+		};
+		JRootPane jr = dialog.getRootPane();
+		KeyStroke stroke = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);
+		jr.registerKeyboardAction(actionListener, stroke, JComponent.WHEN_IN_FOCUSED_WINDOW);
+
+		//new Thread(new Loader(dialog)).start();
+		SwingUtilities.invokeLater(new Loader(dialog));
+		
+		dialog.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
+		dialog.setVisible(true);		
+	}
+
+	private JXTitledPanel createImageBox(JPanel p, final JDialog dialog,
+			int width, int height, final CFrame window) {
+		BufferedImage bi = new BufferedImage (window.getWidth(), window.getHeight(),
+				BufferedImage.TYPE_INT_RGB);	//	TYPE_INT_ARGB is tinted red
+		window.paintAll(bi.createGraphics());
+		
+		Image image = bi.getScaledInstance(width, height, Image.SCALE_SMOOTH);
+		
+		final JXTitledPanel box = new JXTitledPanel();
+		final Painter painter = box.getTitlePainter();
+		box.setTitlePainter(null);
+		box.setFocusable(true);
+		box.setTitle(window.getTitle());
+		final JXImageView imageView = new JXImageView();
+		imageView.setImage(image);
+		imageView.setEditable(false);
+		box.setContentContainer(imageView);
+		box.setPreferredSize(new Dimension(width,height));		
+		box.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
+		box.addMouseListener(new MouseAdapter() {
+			@Override
+			public void mouseClicked(MouseEvent e) {
+				dialog.dispose();
+				AEnv.showWindow(window);
+			}
+
+			@Override
+			public void mouseEntered(MouseEvent e) {
+				box.requestFocus();
+			}				
+		});
+		imageView.addMouseListener(new MouseAdapter() {
+			@Override
+			public void mouseClicked(MouseEvent e) {
+				dialog.dispose();
+				AEnv.showWindow(window);
+			}		
+			
+			@Override
+			public void mouseEntered(MouseEvent e) {
+				box.requestFocus();					
+			}
+		});
+		imageView.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
+		box.addFocusListener(new FocusAdapter(){
+
+			@Override
+			public void focusGained(FocusEvent e) {
+				box.setTitlePainter(painter);
+			}
+
+			@Override
+			public void focusLost(FocusEvent e) {
+				box.setTitlePainter(null);
+			}
+			
+		});
+		return box;
+	}
+
+	/* Sets up the children menus depending on the current desktop state */
     private void buildChildMenus() {
     	this.removeAll();
         int i;
         ChildMenuItem menu;
         CFrame[] array = windowManager.getWindows();
 
+        add(expose);
+        
         if ( !(frame instanceof AMenu) )
         	add(closeOthers);
         add(closeAll);
+        
         if (array.length > 0) { 
+        	expose.setEnabled(true);
         	closeAll.setEnabled(true);
         	if ( array.length > 1 )
         		closeOthers.setEnabled(true);
@@ -122,6 +283,7 @@ public class WindowMenu extends JMenu {
         } else {
         	closeAll.setEnabled(false);
         	closeOthers.setEnabled(false);
+        	expose.setEnabled(false);
         }
         	
         if ( !(frame instanceof AMenu) ) {
@@ -168,4 +330,91 @@ public class WindowMenu extends JMenu {
             return window;
         }
     }
-}
+    
+    class Loader implements Runnable {
+    	private JDialog dialog;
+    	
+		Loader(JDialog d) {
+    		dialog = d;
+    	}
+		
+		public void run() {
+			CFrame[] w = windowManager.getWindows();		
+			Container dialogContent = dialog.getContentPane();
+			dialogContent.setLayout(new BorderLayout());
+			
+			final CardLayout card = new CardLayout();
+			final JXPanel cardContainer = new JXPanel(card);		
+			
+			dialogContent.add(cardContainer, BorderLayout.CENTER);
+			
+			JXPanel p = createSelectionPanel();		
+			cardContainer.add(p, "page1");
+			
+			Dimension s = Toolkit.getDefaultToolkit().getScreenSize();
+			int width = ( s.width - 30 ) / 3;
+			int height = ( s.height - 30 ) / 3;
+			int count = 0;
+			JFrame frame = Env.getWindow(0);
+	    	if (frame != null && frame instanceof AMenu) {
+	    		JXTitledPanel box = createImageBox(p, dialog, width, height,
+						(CFrame)frame);
+				p.add(box);
+				count ++;
+				firstBox = box;
+	    	}
+	    	int page = 1;
+			for(int i = 0; i < w.length; i++) {
+				count ++;
+				CFrame window = w[i];
+				JXTitledPanel box = createImageBox(p, dialog, width, height,
+						window);
+				p.add(box);
+				if (i == 0 && firstBox == null) firstBox = box;
+				if ( count == 9) {
+					count = 0;
+					page++;
+					p = createSelectionPanel();
+					cardContainer.add(p, "page" + page);
+				}
+			}
+			for ( int i = count; i < 9; i++ ) {
+				p.add(Box.createGlue());
+			}
+			dialog.addWindowFocusListener(new WindowFocusListener() {
+
+				public void windowGainedFocus(WindowEvent e) {
+					if (firstBox != null)
+						firstBox.requestFocus();
+				}
+
+				public void windowLostFocus(WindowEvent e) {
+				}
+				
+			});
+			card.first(cardContainer);
+			if (page > 1) {
+				JXPanel ctrl = new JXPanel();
+				JXButton previous = new JXButton("<");
+				JXButton next = new JXButton(">");
+				previous.addActionListener(new ActionListener() {
+					public void actionPerformed(ActionEvent e) {
+						card.previous(cardContainer);
+					}
+					
+				});
+				next.addActionListener(new ActionListener() {
+					public void actionPerformed(ActionEvent e) {
+						card.next(cardContainer);
+					}				
+				});
+				ctrl.add(previous);
+				ctrl.add(next);
+				dialogContent.add(ctrl, BorderLayout.NORTH);
+			}
+			dialog.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
+		}
+    	
+    }
+}
+