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comctl32: Allow enabling TVS_CHECKBOXES on the fly.

This commit is contained in:
Felix Nawothnig 2007-04-07 05:37:29 +02:00 committed by Alexandre Julliard
parent d347ebe196
commit fe5881c788
1 changed files with 70 additions and 58 deletions
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100
dlls/comctl32/treeview.c
View File

@ -4829,6 +4829,46 @@ TREEVIEW_MouseWheel(TREEVIEW_INFO *infoPtr, WPARAM wParam)
/* Create/Destroy *******************************************************/
static void
initialize_checkboxes(TREEVIEW_INFO *infoPtr)
{
RECT rc;
HBITMAP hbm, hbmOld;
HDC hdc, hdcScreen;
int nIndex;
infoPtr->himlState = ImageList_Create(16, 16, ILC_COLOR | ILC_MASK, 3, 0);
hdcScreen = GetDC(0);
hdc = CreateCompatibleDC(hdcScreen);
hbm = CreateCompatibleBitmap(hdcScreen, 48, 16);
hbmOld = SelectObject(hdc, hbm);
SetRect(&rc, 0, 0, 48, 16);
FillRect(hdc, &rc, (HBRUSH)(COLOR_WINDOW+1));
SetRect(&rc, 18, 2, 30, 14);
DrawFrameControl(hdc, &rc, DFC_BUTTON,
DFCS_BUTTONCHECK|DFCS_FLAT);
SetRect(&rc, 34, 2, 46, 14);
DrawFrameControl(hdc, &rc, DFC_BUTTON,
DFCS_BUTTONCHECK|DFCS_FLAT|DFCS_CHECKED);
SelectObject(hdc, hbmOld);
nIndex = ImageList_AddMasked(infoPtr->himlState, hbm,
GetSysColor(COLOR_WINDOW));
TRACE("checkbox index %d\n", nIndex);
DeleteObject(hbm);
DeleteDC(hdc);
ReleaseDC(0, hdcScreen);
infoPtr->stateImageWidth = 16;
infoPtr->stateImageHeight = 16;
}
static LRESULT
TREEVIEW_Create(HWND hwnd, const CREATESTRUCTW *lpcs)
{
@ -4930,48 +4970,7 @@ TREEVIEW_Create(HWND hwnd, const CREATESTRUCTW *lpcs)
infoPtr->hwndToolTip = COMCTL32_CreateToolTip(hwnd);
if (infoPtr->dwStyle & TVS_CHECKBOXES)
{
RECT rc;
HBITMAP hbm, hbmOld;
HDC hdc,hdcScreen;
int nIndex;
infoPtr->himlState =
ImageList_Create(16, 16, ILC_COLOR | ILC_MASK, 3, 0);
hdcScreen = GetDC(0);
/* Create a coloured bitmap compatible with the screen depth
because checkboxes are not black&white */
hdc = CreateCompatibleDC(hdcScreen);
hbm = CreateCompatibleBitmap(hdcScreen, 48, 16);
hbmOld = SelectObject(hdc, hbm);
rc.left = 0; rc.top = 0;
rc.right = 48; rc.bottom = 16;
FillRect(hdc, &rc, (HBRUSH)(COLOR_WINDOW+1));
rc.left = 18; rc.top = 2;
rc.right = 30; rc.bottom = 14;
DrawFrameControl(hdc, &rc, DFC_BUTTON,
DFCS_BUTTONCHECK|DFCS_FLAT);
rc.left = 34; rc.right = 46;
DrawFrameControl(hdc, &rc, DFC_BUTTON,
DFCS_BUTTONCHECK|DFCS_FLAT|DFCS_CHECKED);
SelectObject(hdc, hbmOld);
nIndex = ImageList_AddMasked(infoPtr->himlState, hbm,
GetSysColor(COLOR_WINDOW));
TRACE("checkbox index %d\n", nIndex);
DeleteObject(hbm);
DeleteDC(hdc);
ReleaseDC(0, hdcScreen);
infoPtr->stateImageWidth = 16;
infoPtr->stateImageHeight = 16;
}
initialize_checkboxes(infoPtr);
/* Make sure actual scrollbar state is consistent with uInternalStatus */
ShowScrollBar(hwnd, SB_VERT, FALSE);
@ -5335,18 +5334,31 @@ TREEVIEW_StyleChanged(TREEVIEW_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
{
DWORD dwNewStyle = ((LPSTYLESTRUCT)lParam)->styleNew;
/* we have to take special care about tooltips */
if ((infoPtr->dwStyle ^ dwNewStyle) & TVS_CHECKBOXES)
{
if (dwNewStyle & TVS_CHECKBOXES)
{
initialize_checkboxes(infoPtr);
TRACE("checkboxes enabled\n");
}
else
{
FIXME("tried to disable checkboxes\n");
}
}
if ((infoPtr->dwStyle ^ dwNewStyle) & TVS_NOTOOLTIPS)
{
if (infoPtr->dwStyle & TVS_NOTOOLTIPS)
{
infoPtr->hwndToolTip = COMCTL32_CreateToolTip(infoPtr->hwnd);
TRACE("\n");
TRACE("tooltips enabled\n");
}
else
{
DestroyWindow(infoPtr->hwndToolTip);
infoPtr->hwndToolTip = 0;
TRACE("tooltips disabled\n");
}
}