static void showNormalBitmap(HDC dst, const CPoint &p, HBITMAP bm) {
HDC srcDC = CreateCompatibleDC(dst);
const CSize size = getBitmapSize(bm);
HGDIOBJ oldGdi = SelectObject(srcDC, bm);
BitBlt(dst, p.x,p.y,size.cx, size.cy, srcDC, 0,0, SRCCOPY);
SelectObject(srcDC, oldGdi);
delete srcDC;
}
HBITMAP loadBitmap(char* path, int* width, int* height) {
HBITMAP hBitmap;
hBitmap = (HBITMAP) LoadImage (GetModuleHandle(NULL), path, IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE);
if (NULL == hBitmap) {
printf("Cannot load background image from %s. Using default.\n",path);
hBitmap = (HBITMAP) LoadImage (GetModuleHandle(NULL), MAKEINTRESOURCE(IDB_BITMAP_PHONE), IMAGE_BITMAP, 0, 0, LR_DEFAULTCOLOR);
}
if (hBitmap == 0) {
printf("Cannot load background image from resources.\n");
return NULL;
}
getBitmapSize(hBitmap, width, height);
return hBitmap;
}
bool IEToolbar::onShareButtonDraw(const NMTBCUSTOMDRAW& messageInfo,
LRESULT& lResult) {
const HDC& deviceCntxHadle = messageInfo.nmcd.hdc;
const UINT itemState = messageInfo.nmcd.uItemState;
CDC* deviceCntx = CDC::FromHandle(deviceCntxHadle);
// Prepare device context to load image into.
CDC memDC;
memDC.CreateCompatibleDC(deviceCntx);
memDC.SetMapMode(deviceCntx->GetMapMode());
// Determine which image load into memory device context and load it.
const bool isHot = (itemState == CDIS_HOT);
CBitmap* oldBmp = memDC.SelectObject(isHot ?
getPtr(shareHotButtonBitmap_) : getPtr(shareButtonBitmap_));
// Calculate position to draw the image.
const CRect itemRect = toolbarWindow_.getItemRect(shareButtonIndex_);
const CSize bitmapSize = getBitmapSize(shareButtonBitmap_);
const int xOffset = (itemRect.Width() - bitmapSize.cx) / 2;
const int yOffset = (itemRect.Height() - bitmapSize.cy) / 2;
// Draw the image.
const BOOL bitBltResult = deviceCntx->BitBlt(itemRect.left, itemRect.top,
itemRect.Width(), itemRect.Height(), &memDC, -xOffset, -yOffset, SRCCOPY);
if (FALSE == bitBltResult) {
throw Error("Failed to draw share button image/n");
}
memDC.SelectObject(oldBmp);
lResult = CDRF_SKIPDEFAULT;
return true;
}
