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author | Denis Dzyubenko <denis.dzyubenko@nokia.com> | 2010-02-24 16:53:07 (GMT) |
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committer | Denis Dzyubenko <denis.dzyubenko@nokia.com> | 2010-03-04 12:07:07 (GMT) |
commit | 8327f68945134b8057b0ade7d19897e226d3a7b5 (patch) | |
tree | 578a49d3fa62d4e8fa3455b764757cb144b2cbbb /src/gui/kernel/qapplication_win.cpp | |
parent | 17c5b2620178ce59d0d85d91c03880fc8b0d9992 (diff) | |
download | Qt-8327f68945134b8057b0ade7d19897e226d3a7b5.zip Qt-8327f68945134b8057b0ade7d19897e226d3a7b5.tar.gz Qt-8327f68945134b8057b0ade7d19897e226d3a7b5.tar.bz2 |
Dont use gestures if there is no touch screen.
If there is no touch input device attached on Windows7, we shouldn't even
bother subscribing to native gesture events.
Task-number: QTBUG-6007
Reviewed-by: Thierry
Reviewed-by: Prasanth
Diffstat (limited to 'src/gui/kernel/qapplication_win.cpp')
-rw-r--r-- | src/gui/kernel/qapplication_win.cpp | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/gui/kernel/qapplication_win.cpp b/src/gui/kernel/qapplication_win.cpp index da6869d..49cb0f2 100644 --- a/src/gui/kernel/qapplication_win.cpp +++ b/src/gui/kernel/qapplication_win.cpp @@ -115,6 +115,8 @@ extern void qt_wince_hide_taskbar(HWND hwnd); //defined in qguifunctions_wince.c # include <winable.h> #endif +#include "private/qwinnativepangesturerecognizer_win_p.h" + #ifndef WM_TOUCH # define WM_TOUCH 0x0240 @@ -4000,12 +4002,45 @@ void QSessionManager::cancel() #endif //QT_NO_SESSIONMANAGER +bool QApplicationPrivate::HasTouchSupport = false; PtrRegisterTouchWindow QApplicationPrivate::RegisterTouchWindow = 0; PtrGetTouchInputInfo QApplicationPrivate::GetTouchInputInfo = 0; PtrCloseTouchInputHandle QApplicationPrivate::CloseTouchInputHandle = 0; void QApplicationPrivate::initializeMultitouch_sys() { + static const IID QT_IID_IInkTablets = {0x112086D9, 0x7779, 0x4535, {0xA6, 0x99, 0x86, 0x2B, 0x43, 0xAC, 0x18, 0x63} }; + static const IID QT_IID_IInkTablet2 = {0x90c91ad2, 0xfa36, 0x49d6, {0x95, 0x16, 0xce, 0x8d, 0x57, 0x0f, 0x6f, 0x85} }; + static const CLSID QT_CLSID_InkTablets = {0x6E4FCB12, 0x510A, 0x4d40, {0x93, 0x04, 0x1D, 0xA1, 0x0A, 0xE9, 0x14, 0x7C} }; + + IInkTablets *iInkTablets = 0; + HRESULT hr = CoCreateInstance(QT_CLSID_InkTablets, NULL, CLSCTX_ALL, QT_IID_IInkTablets, (void**)&iInkTablets); + if (SUCCEEDED(hr)) { + long count = 0; + iInkTablets->get_Count(&count); + for (long i = 0; i < count; ++i) { + IInkTablet *iInkTablet = 0; + hr = iInkTablets->Item(i, &iInkTablet); + if (FAILED(hr)) + continue; + IInkTablet2 *iInkTablet2 = 0; + hr = iInkTablet->QueryInterface(QT_IID_IInkTablet2, (void**)&iInkTablet2); + iInkTablet->Release(); + if (FAILED(hr)) + continue; + TabletDeviceKind kind; + hr = iInkTablet2->get_DeviceKind(&kind); + iInkTablet2->Release(); + if (FAILED(hr)) + continue; + if (kind == TDK_Touch) { + QApplicationPrivate::HasTouchSupport = true; + break; + } + } + iInkTablets->Release(); + } + QLibrary library(QLatin1String("user32")); // MinGW (g++ 3.4.5) accepts only C casts. RegisterTouchWindow = (PtrRegisterTouchWindow)(library.resolve("RegisterTouchWindow")); |