1 files changed, 150 insertions, 0 deletions
diff --git a/src/net/java/sip/communicator/impl/osdependent/windows/TaskBarList3.java b/src/net/java/sip/communicator/impl/osdependent/windows/TaskBarList3.java
new file mode 100644
index 0000000..a21cd8f
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+++ b/src/net/java/sip/communicator/impl/osdependent/windows/TaskBarList3.java
@@ -0,0 +1,150 @@
+/*
+ * Jitsi, the OpenSource Java VoIP and Instant Messaging client.
+ *
+ * Copyright @ 2015 Atlassian Pty Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package net.java.sip.communicator.impl.osdependent.windows;
+
+import java.awt.*;
+import java.awt.image.*;
+
+import org.jitsi.util.*;
+
+import com.sun.jna.*;
+import com.sun.jna.platform.win32.*;
+import com.sun.jna.platform.win32.COM.*;
+import com.sun.jna.platform.win32.Guid.*;
+import com.sun.jna.platform.win32.WinDef.*;
+import com.sun.jna.platform.win32.WinNT.*;
+import com.sun.jna.ptr.*;
+
+/**
+ * JNA wrapper for the ITaskBarList3 COM interface.
+ * https://msdn.microsoft.com/en-us/library/dd391696(v=vs.85).aspx
+ * 
+ * @author Ingo Bauersachs
+ */
+public class TaskBarList3
+    extends Unknown
+{
+    private static final GUID CLSID_TaskbarList =
+        new GUID("{56FDF344-FD6D-11d0-958A-006097C9A090}");
+
+    private static final GUID IID_ITaskbarList3 =
+        new GUID("{ea1afb91-9e28-4b86-90e9-9e9f8a5eefaf}");
+
+    private static TaskBarList3 instance;
+
+    /**
+     * Gets the ITaskBarList3 interface and initializes it with HrInit
+     * @return A ready to use TaskBarList3 object.
+     * @throws COMException when the interface could not be accessed
+     */
+    public static TaskBarList3 getInstance()
+    {
+        if (instance == null && OSUtils.IS_WINDOWS)
+        {
+            Ole32.INSTANCE.CoInitializeEx(Pointer.NULL, 0);
+            PointerByReference p = new PointerByReference();
+            WinNT.HRESULT hr =
+                Ole32.INSTANCE.CoCreateInstance(CLSID_TaskbarList, Pointer.NULL,
+                    ObjBase.CLSCTX_ALL, IID_ITaskbarList3, p);
+            COMUtils.checkRC(hr);
+            instance = new TaskBarList3(p.getValue());
+        }
+
+        return instance;
+    }
+
+    private TaskBarList3(Pointer p)
+    {
+        super(p);
+        HrInit();
+    }
+
+    // VTable
+    // ------
+    // IUnknown:
+    // 0: AddRef
+    // 1: QueryInterface
+    // 2: Release
+    //
+    // ITaskBarList:
+    // 3: HrInit
+    // 4: AddTab
+    // 5: DeleteTab
+    // 6: ActivateTab
+    // 7: SetActiveAlt
+    //
+    // ITaskBarList2
+    // 8: MarkFullscreenWindow
+    //
+    // ITaskBarList3:
+    // 9: SetProgressValue
+    // 10: SetProgressState
+    // 11: RegisterTab
+    // 12: UnregisterTab
+    // 13: SetTabOrder
+    // 14: SetTabActive
+    // 15: ThumbBarAddButtons
+    // 16: ThumbBarAddButtons
+    // 17: ThumbBarSetImageList
+    // 18: SetOverlayIcon
+    // 19: SetThumbnailTooltip
+    // 20: SetThumbnailClip
+    //
+    // ITaskbarList4:
+    // 21: SetTabProperties
+
+    /**
+     * https://msdn.microsoft.com/en-us/library/bb774650(v=vs.85).aspx
+     */
+    private void HrInit()
+    {
+        int hr = this._invokeNativeInt(3, new Object[]
+        { this.getPointer() });
+        COMUtils.checkRC(new HRESULT(hr));
+    }
+
+    /**
+     * https://msdn.microsoft.com/en-us/library/dd391696(v=vs.85).aspx
+     */
+    private void SetOverlayIcon(HWND hwnd, HICON hIcon, String pszDescription)
+    {
+        int hr = this._invokeNativeInt(18, new Object[]
+        { this.getPointer(), hwnd, hIcon, pszDescription });
+        COMUtils.checkRC(new HRESULT(hr));
+    }
+
+    /**
+     * Sets an overlay image to the taskbar icon.
+     * @param frame The window that should receive the overlay
+     * @param image The overlay image, can be <tt>null</tt> to clear the overlay
+     * @param description An optional tooltip text, can be <tt>null</tt>
+     */
+    public void SetOverlayIcon(Component frame, BufferedImage image,
+        String description)
+    {
+        HICON ico = null;
+        if (image != null)
+        {
+            byte[] iconBytes = ImageConverter.writeTransparentIcoImage(image);
+            ico = ImageConverter.createIcon(iconBytes);
+        }
+
+        HWND hwnd = new HWND(Native.getComponentPointer(frame));
+        SetOverlayIcon(hwnd, ico, description);
+    }
+}