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Restore usability under Windows 7 despite its lack of pen/tablet support (#1416)
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This commit is contained in:
ManoloFLTK
2026-04-25 08:31:52 +02:00
parent e75549f0f9
commit 609592d408
1 changed files with 8 additions and 4 deletions
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src/drivers/WinAPI/Fl_WinAPI_Pen_Driver.cxx
+8 -4
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@@ -289,10 +289,14 @@ LRESULT fl_win32_tablet_handler(MSG& msg) {
// msg.message, (unsigned)msg.wParam, (unsigned)msg.lParam);
POINTER_PEN_INFO info;
BOOL has_position = GetPointerPenInfo(
GET_POINTERID_WPARAM(msg.wParam),
&info
);
BOOL has_position = false;
typedef BOOL(WINAPI * GetPointerPenInfo_type)(UINT32, POINTER_PEN_INFO*);
static GetPointerPenInfo_type fl_GetPointerPenInfo =
(GetPointerPenInfo_type)GetProcAddress(LoadLibrary("User32.DLL"), "GetPointerPenInfo");
if (fl_GetPointerPenInfo) {
has_position = fl_GetPointerPenInfo(GET_POINTERID_WPARAM(msg.wParam), &info);
}
// if (has_position && info.pointerInfo.ButtonChangeType!=0) {
// printf(" pointerFlags: %08x [", (unsigned)info.pointerInfo.pointerFlags);
// if (info.pointerInfo.pointerFlags & POINTER_FLAG_FIRSTBUTTON) printf(" 1ST");