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highgui: fix trackbar value pointer handling

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This commit is contained in:
Alexander Alekhin
2021-05-28 01:58:58 +00:00
parent 3e25f32c9b
commit 3d2f4fa164
2 changed files with 5 additions and 6 deletions
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modules/highgui/src/window_winrt_bridge.cpp
+1 -1
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@@ -271,7 +271,7 @@ void CvWindow::createSlider(cv::String name, int* val, int count, CvTrackbarCall
// Image control is loaded. See callback implementation in CvWindow ctor.
slider->Width = sliderDefaultWidth;
}
slider->Value = *val;
slider->Value = val ? *val : 0;
slider->Maximum = count;
slider->Visibility = Windows::UI::Xaml::Visibility::Visible;
slider->Margin = Windows::UI::Xaml::ThicknessHelper::FromLengths(10, 10, 10, 0);