Addressing issue #632 Visual clues in chat windows about unread messages.

resources/colors/colors.properties

@@ -69,7 +69,7 @@ service.gui.INACTIVE_TEXT=999999
 service.gui.MENU_DISABLED_FOREGROUND=999999
 
 # Color used in tab title for non read incoming messages.
-service.gui.TAB_TITLE_HIGHLIGHT=F9750A
+service.gui.TAB_TITLE_HIGHLIGHT=DE4900
 
 # Tab default text color.
 service.gui.TAB_TITLE=474747
@@ -98,7 +98,7 @@ service.gui.GRADIENT_DARK_COLOR=E6E6E6
 service.gui.GRADIENT_LIGHT_COLOR=FFFFFF
 
 # Used for some custom borders, like the border in the chat window.
-service.gui.BORDER_COLOR=929292
+service.gui.BORDER_COLOR=8EA0BC
 
 # Splash screen text color.
 service.gui.SPLASH_SCREEN_TEXT_COLOR=333333

src/net/java/sip/communicator/impl/gui/main/chat/ChatPanel.java

@@ -71,6 +71,8 @@ public class ChatPanel
 
     private ChatRoomSubjectPanel subjectPanel;
 
+    public int unreadMessageNumber = 0;
+
     /**
      * Indicates that a typing notification event is successfully sent.
      */
@@ -1545,4 +1547,14 @@ public void fireChatFocusEvent(int eventID)
             }
         }
     }
+
+    /**
+     * Returns the number of messages received but not yet read from the user.
+     * 
+     * @return the number of messages received but not yet read from the user.
+     */
+    public int getUnreadMessageNumber()
+    {
+        return unreadMessageNumber;
+    }
 }

src/net/java/sip/communicator/impl/gui/main/chat/ChatSendPanel.java

@@ -13,7 +13,6 @@
 
 import net.java.sip.communicator.impl.gui.*;
 import net.java.sip.communicator.impl.gui.lookandfeel.*;
-import net.java.sip.communicator.impl.gui.utils.*;
 import net.java.sip.communicator.util.*;
 import net.java.sip.communicator.util.swing.*;
 

src/net/java/sip/communicator/impl/gui/main/chat/ChatTabbedPane.java

@@ -0,0 +1,75 @@
+/*
+ * SIP Communicator, the OpenSource Java VoIP and Instant Messaging client.
+ *
+ * Distributable under LGPL license.
+ * See terms of license at gnu.org.
+ */
+package net.java.sip.communicator.impl.gui.main.chat;
+
+import net.java.sip.communicator.util.swing.*;
+
+/**
+ * The <tt>ChatTabbedPane</tt> is a <tt>SIPCommTabbedPane</tt> that takes into
+ * account the number of unread messages received in a certain tab and shows
+ * this information to the user.
+ * 
+ * @author Yana Stamcheva
+ */
+public class ChatTabbedPane
+    extends SIPCommTabbedPane
+{
+    /**
+     * Creates a <tt>ChatTabbedPane</tt> with a close tab funcion.
+     */
+    public ChatTabbedPane()
+    {
+        super(true, false);
+    }
+
+    /**
+     * Overrides setSelectedIndex in SIPCommTabbedPane in order to remove the
+     * indicator of number of unread messages previously set.
+     * 
+     * @param tabIndex the index of the tab to be selected
+     */
+    public void setSelectedIndex(int tabIndex)
+    {
+        if (tabIndex < 0)
+            return;
+
+        String tabTitle = this.getTitleAt(tabIndex);
+        int bracketIndex = tabTitle.indexOf("(");
+
+        if (bracketIndex > - 1)
+            tabTitle = tabTitle.substring(0, bracketIndex);
+
+        this.setTitleAt(tabIndex, tabTitle);
+
+        ChatPanel chatPanel = (ChatPanel) this.getComponentAt(tabIndex);
+        chatPanel.unreadMessageNumber = 0;
+
+        super.setSelectedIndex(tabIndex);
+    }
+
+    /**
+     * When a tab is highlighted sets an indicator of the number of unread
+     * messages in this tab.
+     *
+     * @param tabIndex the index of the tab
+     */
+    public void highlightTab(int tabIndex, int unreadMessageNumber)
+    {
+        String tabTitle = this.getTitleAt(tabIndex);
+        int bracketIndex = tabTitle.indexOf("(");
+
+        if (bracketIndex > - 1)
+            tabTitle = tabTitle.substring(0, bracketIndex + 1)
+                        + unreadMessageNumber + ")";
+        else
+            tabTitle = tabTitle + "(" + unreadMessageNumber + ")";
+
+        this.setTitleAt(tabIndex, tabTitle);
+
+        super.highlightTab(tabIndex);
+    }
+}

src/net/java/sip/communicator/impl/gui/main/chat/ChatWindow.java

@@ -21,7 +21,6 @@
 import net.java.sip.communicator.impl.gui.main.contactlist.*;
 import net.java.sip.communicator.impl.gui.main.contactlist.addcontact.*;
 import net.java.sip.communicator.impl.gui.utils.*;
-import net.java.sip.communicator.impl.gui.utils.Constants;
 import net.java.sip.communicator.service.contactlist.*;
 import net.java.sip.communicator.service.gui.*;
 import net.java.sip.communicator.service.gui.Container;
@@ -54,7 +53,7 @@ public class ChatWindow
 {
     private final Logger logger = Logger.getLogger(ChatWindow.class);
 
-    private SIPCommTabbedPane chatTabbedPane = null;
+    private ChatTabbedPane chatTabbedPane = null;
 
     private int chatCount = 0;
 
@@ -98,7 +97,7 @@ public ChatWindow()
         //If in mode TABBED_CHAT_WINDOW initialize the tabbed pane
         if(ConfigurationManager.isMultiChatWindowEnabled())
         {
-            chatTabbedPane = new SIPCommTabbedPane(true, false);
+            chatTabbedPane = new ChatTabbedPane();
 
             chatTabbedPane.addCloseListener(new CloseListener()
             {
@@ -498,8 +497,12 @@ public int getChatTabCount()
      */
     public void highlightTab(ChatPanel chatPanel)
     {
-        this.chatTabbedPane.highlightTab(
+        int tabIndex = chatTabbedPane.indexOfComponent(chatPanel);
-            chatTabbedPane.indexOfComponent(chatPanel));
+
+        chatPanel.unreadMessageNumber ++;
+
+        this.chatTabbedPane
+            .highlightTab(tabIndex, chatPanel.getUnreadMessageNumber());
     }
 
     /**

src/net/java/sip/communicator/impl/gui/main/chat/ChatWindowManager.java

@@ -32,7 +32,7 @@ public class ChatWindowManager
     private final Object syncChat = new Object();
 
     /**
-     * Opens a the specified chatPanel and brings it to the front if so
+     * Opens the specified chatPanel and brings it to the front if so
      * specified.
      *
      * @param chatPanel the chat panel that we will be opening

src/net/java/sip/communicator/util/swing/SIPCommTabbedPane.java

@@ -424,7 +424,8 @@ public void firePopupOutsideTabEvent(MouseEvent e)
      */
     public void setSelectedIndex(int tabIndex)
     {
-        SIPCommTabbedPaneUI ui = (SIPCommTabbedPaneUI) this.getUI();
+        SIPCommTabbedPaneEnhancedUI ui
+            = (SIPCommTabbedPaneEnhancedUI) this.getUI();
         if (ui.isTabHighlighted(tabIndex))
         {
             ui.tabRemoveHighlight(tabIndex);
@@ -439,7 +440,8 @@ public void setSelectedIndex(int tabIndex)
      */
     public void highlightTab(int tabIndex)
     {
-        SIPCommTabbedPaneUI ui = (SIPCommTabbedPaneUI) this.getUI();
+        SIPCommTabbedPaneEnhancedUI ui
+            = (SIPCommTabbedPaneEnhancedUI) this.getUI();
 
         if (!ui.isTabHighlighted(tabIndex)
                 && this.getSelectedIndex() != tabIndex)
@@ -447,7 +449,7 @@ public void highlightTab(int tabIndex)
 
         this.repaint();
     }
-    
+
     public void removeTabAt(int index)
     {
         if (index < lastSelectedIndex)
@@ -461,7 +463,7 @@ else if (index > lastSelectedIndex)
         
         super.removeTabAt(index);
     }
-    
+
     public void stateChanged(ChangeEvent e)
     {
         lastSelectedIndex = this.getSelectedIndex();

src/net/java/sip/communicator/util/swing/plaf/SIPCommTabbedPaneEnhancedUI.java

@@ -14,6 +14,7 @@
 
 import java.awt.*;
 import java.awt.image.*;
+import java.util.*;
 
 import javax.swing.*;
 import javax.swing.plaf.*;
@@ -83,25 +84,27 @@ public class SIPCommTabbedPaneEnhancedUI
     private static final String TAB_RIGHT_BG =
         "service.gui.lookandfeel.TAB_RIGHT_BG";
 
-    public static ComponentUI createUI(JComponent c) {
+    protected final java.util.List<Integer> highlightedTabs
+        = new Vector<Integer>();
+
+    public static ComponentUI createUI(JComponent c)
+    {
         return new SIPCommTabbedPaneEnhancedUI();
     }
 
     protected void paintFocusIndicator(Graphics g, int tabPlacement,
             Rectangle[] rects, int tabIndex, Rectangle iconRect,
-            Rectangle textRect, boolean isSelected) {
+            Rectangle textRect, boolean isSelected) {}
-    }
 
     /**
      * Overriden to paint nothing.
      */
     protected void paintTabBorder(Graphics g, int tabPlacement, int tabIndex,
-            int x, int y, int w, int h, boolean isSelected) {
+            int x, int y, int w, int h, boolean isSelected) {}
-    }
 
     protected void paintContentBorderTopEdge(Graphics g, int tabPlacement,
-            int selectedIndex, int x, int y, int w, int h) {
+            int selectedIndex, int x, int y, int w, int h)
-
+    {
         if (tabPane.getTabCount() < 1)
             return;
 
@@ -110,8 +113,8 @@ protected void paintContentBorderTopEdge(Graphics g, int tabPlacement,
     }
 
     protected void paintContentBorderLeftEdge(Graphics g, int tabPlacement,
-            int selectedIndex, int x, int y, int w, int h) {
+            int selectedIndex, int x, int y, int w, int h)
-
+    {
         if (tabPane.getTabCount() < 1)
             return;
 
@@ -121,8 +124,8 @@ protected void paintContentBorderLeftEdge(Graphics g, int tabPlacement,
     }
 
     protected void paintContentBorderBottomEdge(Graphics g, int tabPlacement,
-            int selectedIndex, int x, int y, int w, int h) {
+            int selectedIndex, int x, int y, int w, int h)
-
+    {
         if (tabPane.getTabCount() < 1)
             return;
 
@@ -135,8 +138,8 @@ protected void paintContentBorderBottomEdge(Graphics g, int tabPlacement,
     }
 
     protected void paintContentBorderRightEdge(Graphics g, int tabPlacement,
-            int selectedIndex, int x, int y, int w, int h) {
+            int selectedIndex, int x, int y, int w, int h)
-
+    {
         if (tabPane.getTabCount() < 1)
             return;
 
@@ -170,13 +173,13 @@ private void internalPaintTabBackground(Graphics g, int tabPlacement,
         BufferedImage leftImg = null;
         BufferedImage middleImg = null;
         BufferedImage rightImg = null;
-        
+
         Graphics2D g2 = (Graphics2D) g;
 
         AntialiasingManager.activateAntialiasing(g2);
-      
+
         int tabOverlap = 0;
-        
+
         if (isSelected)
         {
             if (tabPane.isEnabledAt(tabIndex))
@@ -210,8 +213,8 @@ private void internalPaintTabBackground(Graphics g, int tabPlacement,
 
     protected void paintText(Graphics g, int tabPlacement, Font font,
             FontMetrics metrics, int tabIndex, String title,
-            Rectangle textRect, boolean isSelected) {
+            Rectangle textRect, boolean isSelected)
-
+    {
         g.setFont(font);
 
         int titleWidth = SwingUtilities.computeStringWidth(metrics, title);
@@ -220,18 +223,20 @@ protected void paintText(Graphics g, int tabPlacement, Font font,
         if (isOneActionButtonEnabled()) {
             preferredWidth = calculateTabWidth(tabPlacement, tabIndex, metrics)
                 - WIDTHDELTA - 15;
-            
+
             if (isCloseEnabled())
                 preferredWidth -= BUTTONSIZE;
 
             if (isMaxEnabled())
                 preferredWidth -= BUTTONSIZE;
         }
-        else {
+        else
+        {
             preferredWidth = titleWidth;
         }
 
-        while (titleWidth > preferredWidth) {
+        while (titleWidth > preferredWidth)
+        {
             if (title.endsWith("..."))
                 title = title.substring(0, title.indexOf("...") - 1)
                         .concat("...");
@@ -245,29 +250,37 @@ protected void paintText(Graphics g, int tabPlacement, Font font,
         textRect.width = titleWidth;
 
         View v = getTextViewForTab(tabIndex);
-        if (v != null) {
+        if (v != null)
+        {
             // html
             v.paint(g, textRect);
-        } else {
+        }
+        else
+        {
             // plain text
             int mnemIndex = tabPane.getDisplayedMnemonicIndexAt(tabIndex);
 
-            if (tabPane.isEnabled() && tabPane.isEnabledAt(tabIndex)) {
+            if (tabPane.isEnabled() && tabPane.isEnabledAt(tabIndex))
+            {
                 if (isSelected)
                     g.setColor(whiteColor);
-                else {
+                else
-                    if (this.isTabHighlighted(tabIndex)) {
+                {
-                        g.setColor(
+                    if (this.isTabHighlighted(tabIndex))
-                            UIManager.getColor("TabbedPane.tabTitleHighlight"));
+                    {
-                    } else
+                        g.setColor(new Color(UtilActivator.getResources()
+                            .getColor("service.gui.TAB_TITLE_HIGHLIGHT")));
+                    }
+                    else
                         g.setColor(tabPane.getForegroundAt(tabIndex));
                 }
 
                 BasicGraphicsUtils
-                        .drawStringUnderlineCharAt(g, title, mnemIndex,
+                        .drawString(g, title, mnemIndex,
                                 textRect.x, textRect.y + metrics.getAscent());
-
+            }
-            } else { // tab disabled
+            else
+            { // tab disabled
                 g.setColor(tabPane.getBackgroundAt(tabIndex).brighter());
                 BasicGraphicsUtils
                         .drawStringUnderlineCharAt(g, title, mnemIndex,
@@ -282,18 +295,21 @@ protected void paintText(Graphics g, int tabPlacement, Font font,
     }
 
     protected class ScrollableTabButton extends
-            SIPCommTabbedPaneUI.ScrollableTabButton {
+            SIPCommTabbedPaneUI.ScrollableTabButton
-
+    {
-        public ScrollableTabButton(int direction) {
+        public ScrollableTabButton(int direction)
+        {
             super(direction);
             setRolloverEnabled(true);
         }
 
-        public Dimension getPreferredSize() {
+        public Dimension getPreferredSize()
+        {
             return new Dimension(16, calculateMaxTabHeight(0));
         }
 
-        public void paint(Graphics g) {
+        public void paint(Graphics g)
+        {
             Color origColor;
             boolean isPressed, isRollOver, isEnabled;
             int w, h, size;
@@ -377,22 +393,48 @@ public void paint(Graphics g) {
     }
 
     protected SIPCommTabbedPaneUI.ScrollableTabButton createScrollableTabButton(
-            int direction) {
+            int direction)
+    {
         return new ScrollableTabButton(direction);
     }
 
     
     protected int calculateTabWidth(int tabPlacement, int tabIndex,
-            FontMetrics metrics) {
+            FontMetrics metrics)
-        
+    {
         int width = super.calculateTabWidth(tabPlacement, tabIndex, metrics);
-        
+
         if (isOneActionButtonEnabled())
         {
             if(width > PREFERRED_WIDTH)
                 width = PREFERRED_WIDTH;
         }
-        
+
         return width + WIDTHDELTA;
-    }   
+    }
+
+    public void tabAddHightlight(int tabIndex)
+    {
+        this.highlightedTabs.add(tabIndex);
+    }
+
+    public void tabRemoveHighlight(int tabIndex)
+    {
+        Iterator<Integer> highlightedIter = highlightedTabs.iterator();
+
+        while (highlightedIter.hasNext())
+        {
+            if (highlightedIter.next().intValue() == tabIndex)
+            {
+                highlightedIter.remove();
+                break;
+            }
+        }
+    }
+
+    public boolean isTabHighlighted(int tabIndex)
+    {
+        return highlightedTabs.contains(tabIndex);
+    }
+
 }

src/net/java/sip/communicator/util/swing/plaf/SIPCommTabbedPaneUI.java

@@ -111,9 +111,6 @@ public class SIPCommTabbedPaneUI
 
     protected JMenuItem closeItem;
 
-    protected final java.util.List<Integer> highlightedTabs
-        = new Vector<Integer>();
-
     public SIPCommTabbedPaneUI()
     {
         //closeImgB = UtilActivator.getImage(CLOSE_TAB_SELECTED_ICON);
@@ -1725,36 +1722,11 @@ public void mouseDragged(MouseEvent e)
         }
     }
 
-    public void tabAddHightlight(int tabIndex)
-    {
-        this.highlightedTabs.add(tabIndex);
-    }
-
-    public void tabRemoveHighlight(int tabIndex)
-    {
-        Iterator<Integer> highlightedIter = highlightedTabs.iterator();
-
-        while (highlightedIter.hasNext())
-        {
-            if (highlightedIter.next().intValue() == tabIndex)
-            {
-                highlightedIter.remove();
-                break;
-            }
-        }
-    }
-
-    public boolean isTabHighlighted(int tabIndex)
-    {
-        return highlightedTabs.contains(tabIndex);
-    }
-
     /**
      * We don't want to have a content border.
      */
     protected void paintContentBorder(  Graphics g,
                                         int tabPlacement,
                                         int selectedIndex)
-    {
+    {}
-    }
 }