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authorLittleboy2011-06-29 06:18:50 -0400
committerLittleboy2011-06-29 11:07:23 -0400
commitb0ee7bbb7ee5b56ff1293c148aab535fedaa01b1 (patch)
treeafd2779f985b99a0e30ece929e9ad56fadb963c3 /backends/taskbar/win32
parent3d7252aee8508f42f0806f119d60689acc125215 (diff)
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BACKENDS: Implement Win32TaskbarManager::setCount()
Diffstat (limited to 'backends/taskbar/win32')
-rw-r--r--backends/taskbar/win32/win32-taskbar.cpp122
-rw-r--r--backends/taskbar/win32/win32-taskbar.h5
2 files changed, 126 insertions, 1 deletions
diff --git a/backends/taskbar/win32/win32-taskbar.cpp b/backends/taskbar/win32/win32-taskbar.cpp
index 18d99d6eca..04889f3dd7 100644
--- a/backends/taskbar/win32/win32-taskbar.cpp
+++ b/backends/taskbar/win32/win32-taskbar.cpp
@@ -66,7 +66,7 @@
// System.Title property key, values taken from http://msdn.microsoft.com/en-us/library/bb787584.aspx
const PROPERTYKEY PKEY_Title = { /* fmtid = */ { 0xF29F85E0, 0x4FF9, 0x1068, { 0xAB, 0x91, 0x08, 0x00, 0x2B, 0x27, 0xB3, 0xD9 } }, /* propID = */ 2 };
-Win32TaskbarManager::Win32TaskbarManager() : _taskbar(NULL) {
+Win32TaskbarManager::Win32TaskbarManager() : _taskbar(NULL), _count(0), _icon(NULL) {
// Do nothing if not running on Windows 7 or later
if (!isWin7OrLater())
return;
@@ -96,6 +96,9 @@ Win32TaskbarManager::~Win32TaskbarManager() {
_taskbar->Release();
_taskbar = NULL;
+ if (_icon)
+ DestroyIcon(_icon);
+
CoUninitialize();
}
@@ -144,6 +147,123 @@ void Win32TaskbarManager::setProgressState(TaskbarProgressState state) {
_taskbar->SetProgressState(getHwnd(), (TBPFLAG)state);
}
+void Win32TaskbarManager::setCount(int count) {
+ if (_taskbar == NULL)
+ return;
+
+ if (count == 0) {
+ _taskbar->SetOverlayIcon(getHwnd(), NULL, L"");
+ return;
+ }
+
+ // FIXME: This isn't really nice and could use a cleanup.
+ // The only good thing is that it doesn't use GDI+
+ // and thus does not have a dependancy on it,
+ // with the downside of being a lot more ugly.
+ // Maybe replace it by a Graphic::Surface, use
+ // ScummVM font drawing and extract the contents at
+ // the end?
+
+ if (_count != count || _icon == NULL) {
+ // Cleanup previous icon
+ _count = count;
+ if (_icon)
+ DestroyIcon(_icon);
+
+ Common::String countString = (count < 100 ? Common::String::format("%d", count) : "9+");
+
+ // Create transparent background
+ BITMAPV5HEADER bi;
+ ZeroMemory(&bi, sizeof(BITMAPV5HEADER));
+ bi.bV5Size = sizeof(BITMAPV5HEADER);
+ bi.bV5Width = 16;
+ bi.bV5Height = 16;
+ bi.bV5Planes = 1;
+ bi.bV5BitCount = 32;
+ bi.bV5Compression = BI_RGB;
+ // Set 32 BPP alpha format
+ bi.bV5RedMask = 0x00FF0000;
+ bi.bV5GreenMask = 0x0000FF00;
+ bi.bV5BlueMask = 0x000000FF;
+ bi.bV5AlphaMask = 0xFF000000;
+
+ // Get DC
+ HDC hdc;
+ hdc = GetDC(NULL);
+ HDC hMemDC = CreateCompatibleDC(hdc);
+ ReleaseDC(NULL, hdc);
+
+ // Create a bitmap mask
+ HBITMAP hBitmapMask = CreateBitmap(16, 16, 1, 1, NULL);
+
+ // Create the DIB section with an alpha channel
+ void *lpBits;
+ HBITMAP hBitmap = CreateDIBSection(hdc, (BITMAPINFO *)&bi, DIB_RGB_COLORS, (void **)&lpBits, NULL, 0);
+ HBITMAP hOldBitmap = (HBITMAP)SelectObject(hMemDC, hBitmap);
+
+ // Load the icon background
+ HICON hIconBackground = LoadIcon(GetModuleHandle(NULL), MAKEINTRESOURCE(1002 /* IDI_COUNT */));
+ DrawIconEx(hMemDC, 0, 0, hIconBackground, 16, 16, 0, 0, DI_NORMAL);
+ DeleteObject(hIconBackground);
+
+ // Draw the count
+ LOGFONT lFont;
+ memset(&lFont, 0, sizeof(LOGFONT));
+ lFont.lfHeight = 10;
+ lFont.lfWeight = FW_BOLD;
+ lFont.lfItalic = 1;
+ strcpy(lFont.lfFaceName, "Arial");
+
+ HFONT hFont = CreateFontIndirect(&lFont);
+ SelectObject(hMemDC, hFont);
+
+ RECT rect;
+ SetRect(&rect, 4, 4, 12, 12);
+ SetTextColor(hMemDC, RGB(48, 48, 48));
+ SetBkMode(hMemDC, TRANSPARENT);
+ DrawText(hMemDC, countString.c_str(), -1, &rect, DT_NOCLIP|DT_CENTER);
+
+ // Set the text alpha to fully opaque (we consider the data inside the text rect)
+ DWORD *lpdwPixel = (DWORD *)lpBits;
+ for (int x = 3; x < 12; x++) {
+ for(int y = 3; y < 12; y++) {
+ unsigned char *p = (unsigned char *)(lpdwPixel + x * 16 + y);
+
+ if (p[0] != 0 && p[1] != 0 && p[2] != 0)
+ p[3] = 255;
+ }
+ }
+
+ // Cleanup DC
+ DeleteObject(hFont);
+ SelectObject(hMemDC, hOldBitmap);
+ DeleteDC(hMemDC);
+
+ // Prepare our new icon
+ ICONINFO ii;
+ ii.fIcon = FALSE;
+ ii.xHotspot = 0;
+ ii.yHotspot = 0;
+ ii.hbmMask = hBitmapMask;
+ ii.hbmColor = hBitmap;
+
+ _icon = CreateIconIndirect(&ii);
+
+ DeleteObject(hBitmap);
+ DeleteObject(hBitmapMask);
+
+ if (!_icon) {
+ warning("[Win32TaskbarManager::setCount] Cannot create icon for count");
+ return;
+ }
+ }
+
+ // Sets the overlay icon
+ LPWSTR desc = ansiToUnicode(Common::String::format("Found games: %d", count).c_str());
+ _taskbar->SetOverlayIcon(getHwnd(), _icon, desc);
+ delete[] desc;
+}
+
void Win32TaskbarManager::addRecent(const Common::String &name, const Common::String &description) {
//warning("[Win32TaskbarManager::addRecent] Adding recent list entry: %s (%s)", name.c_str(), description.c_str());
diff --git a/backends/taskbar/win32/win32-taskbar.h b/backends/taskbar/win32/win32-taskbar.h
index 3415a79bd7..c9d1761017 100644
--- a/backends/taskbar/win32/win32-taskbar.h
+++ b/backends/taskbar/win32/win32-taskbar.h
@@ -41,11 +41,16 @@ public:
virtual void setOverlayIcon(const Common::String &name, const Common::String &description);
virtual void setProgressValue(int completed, int total);
virtual void setProgressState(TaskbarProgressState state);
+ virtual void setCount(int count);
virtual void addRecent(const Common::String &name, const Common::String &description);
private:
ITaskbarList3 *_taskbar;
+ // Count handling
+ HICON _icon;
+ int _count;
+
/**
* Get the path to an icon for the game
*