1 files changed, 109 insertions, 0 deletions
diff --git a/xorg-server/hw/xwin/winSetAppUserModelID.c b/xorg-server/hw/xwin/winSetAppUserModelID.c
new file mode 100644
index 000000000..ce9da5e7d
--- /dev/null
+++ b/xorg-server/hw/xwin/winSetAppUserModelID.c
@@ -0,0 +1,109 @@
+/*
+ * Copyright (C) 2011 Tobias Häußler
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifdef HAVE_XWIN_CONFIG_H
+#include <xwin-config.h>
+#endif
+
+#include <X11/Xlib.h>
+#include <X11/Xproto.h>
+#include <X11/Xwindows.h>
+#include "winwindow.h"
+#include "os.h"
+#include "winmsg.h"
+
+#include <shlwapi.h>
+
+#define INITGUID
+#include "initguid.h"
+#include "propertystore.h"
+#undef INITGUID
+
+static HMODULE g_hmodShell32Dll = NULL;
+static SHGETPROPERTYSTOREFORWINDOWPROC g_pSHGetPropertyStoreForWindow = NULL;
+
+void
+winPropertyStoreInit(void)
+{
+    /*
+       Load library and get function pointer to SHGetPropertyStoreForWindow()
+
+       SHGetPropertyStoreForWindow is only supported since Windows 7. On previous
+       versions the pointer will be NULL and taskbar grouping is not supported.
+       winSetAppUserModelID() will do nothing in this case.
+     */
+    g_hmodShell32Dll = LoadLibrary("shell32.dll");
+    if (g_hmodShell32Dll == NULL) {
+        ErrorF("winPropertyStoreInit - Could not load shell32.dll\n");
+        return;
+    }
+
+    g_pSHGetPropertyStoreForWindow =
+        (SHGETPROPERTYSTOREFORWINDOWPROC) GetProcAddress(g_hmodShell32Dll,
+                                                         "SHGetPropertyStoreForWindow");
+    if (g_pSHGetPropertyStoreForWindow == NULL) {
+        ErrorF
+            ("winPropertyStoreInit - Could not get SHGetPropertyStoreForWindow address\n");
+        return;
+    }
+}
+
+void
+winPropertyStoreDestroy(void)
+{
+    if (g_hmodShell32Dll != NULL) {
+        FreeLibrary(g_hmodShell32Dll);
+        g_hmodShell32Dll = NULL;
+        g_pSHGetPropertyStoreForWindow = NULL;
+    }
+}
+
+void
+winSetAppUserModelID(HWND hWnd, const char *AppID)
+{
+    PROPVARIANT pv;
+    IPropertyStore *pps = NULL;
+    HRESULT hr;
+
+    if (g_pSHGetPropertyStoreForWindow == NULL) {
+        return;
+    }
+
+    winDebug("winSetAppUserMOdelID - hwnd 0x%08x appid '%s'\n", hWnd, AppID);
+
+    hr = g_pSHGetPropertyStoreForWindow(hWnd, &IID_IPropertyStore,
+                                        (void **) &pps);
+    if (SUCCEEDED(hr) && pps) {
+        memset(&pv, 0, sizeof(PROPVARIANT));
+        if (AppID) {
+            pv.vt = VT_LPWSTR;
+            hr = SHStrDupA(AppID, &pv.pwszVal);
+        }
+
+        if (SUCCEEDED(hr)) {
+            pps->lpVtbl->SetValue(pps, &PKEY_AppUserModel_ID, &pv);
+            PropVariantClear(&pv);
+        }
+        pps->lpVtbl->Release(pps);
+    }
+}