LRESULT CALLBACK
MenuWndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
int id, cnt, mnu;
PAINTSTRUCT ps;
CHAR szString[256], *pszString;
HDC hDC;
RECT rc;
POINT pt;
HFONT hFont, hFontOld;
HBRUSH hBrush, hBrushOld;
LPMEASUREITEMSTRUCT lpMI = NULL;
LPDRAWITEMSTRUCT lpDI = NULL;
SIZE size;
MENUITEMINFO mii = { sizeof(MENUITEMINFO),MIIM_CHECKMARKS|MIIM_TYPE|MIIM_SUBMENU };
NONCLIENTMETRICS nm;
HMENU hMenu, hMenuTop;
BOOL isMenuBar;
static BOOL bFirst = TRUE;
if (pOldWndProc == NULL)
return DefWindowProc(hWnd, uMsg, wParam, lParam);
hMenu = GetMenu(hWnd);
if (bFirst == TRUE)
{
SetOwnerDraw(hMenu, TRUE);
bFirst = FALSE;
}
switch(uMsg)
{
case WM_INITMENUPOPUP:
if (HIWORD(lParam) == 0)
SetOwnerDraw((HMENU)wParam, TRUE);
break;
case WM_MEASUREITEM:
lpMI = (LPMEASUREITEMSTRUCT)lParam;
GetMenuItemInfo((HMENU)hMenu, lpMI->itemID, FALSE, &mii);
GetMenuString(hMenu, lpMI->itemID, szString, sizeof(szString), MF_BYCOMMAND);
if (strlen(szString) == 0 && lpMI->itemData)
strcpy(szString, (char*)lpMI->itemData);
if ((mii.fType & MF_SEPARATOR) != 0 ||
((mii.fType & MF_BITMAP) == 0 && strlen(szString) == 0))
{
lpMI->itemHeight = GetSystemMetrics(SM_CYMENU) >> 1;
lpMI->itemWidth = 0;
}
else if (mii.fType & MF_BITMAP)
void CSkinBtn::PreSubclassWindow()
{
// TODO: 在此添加专用代码和/或调用基类
SetOwnerDraw(true);
// CButton::PreSubclassWindow();
}
void SetOwnerDraw(HMENU hMenu, BOOL bMode)
{
int id, mnu;
MENUITEMINFO mii = { sizeof(MENUITEMINFO),MIIM_CHECKMARKS|MIIM_TYPE|MIIM_DATA };
CHAR szString[256];
HMENU hSubMenu;
if (hMenu == NULL)
return;
for(mnu = 0; mnu < GetMenuItemCount(hMenu); mnu++)
{
GetMenuItemInfo((HMENU)hMenu, mnu, TRUE, &mii);
if (bMode)
{
mii.fType |= MFT_OWNERDRAW;
if (mii.hSubMenu == NULL && (mii.fType & MF_SEPARATOR) == 0
&& mii.dwItemData == 0)
{
LPSTR pCopy;
GetMenuString(hMenu, mnu, szString, sizeof(szString), MF_BYPOSITION);
pCopy = strdup(szString);
if (pCopy)
{
mii.fMask |= MIIM_DATA;
mii.dwItemData = (DWORD)pCopy;
}
}
}
else
{
mii.fType &= ~MFT_OWNERDRAW;
if (mii.hSubMenu == NULL && (mii.fType & MF_SEPARATOR) == 0)
{
mii.fMask &= ~MIIM_DATA;
if (mii.dwItemData)
{
free((LPSTR)mii.dwItemData);
mii.dwItemData = 0;
}
}
}
SetMenuItemInfo(hMenu, mnu, TRUE, &mii);
hSubMenu = GetSubMenu(hMenu, mnu);
if (hSubMenu)
SetOwnerDraw(hSubMenu, bMode);
}
}
