mention that width/height parameters to wxDisplaySize[MM]() can be NULL
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@55797 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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@@ -857,6 +857,9 @@ wxRect wxGetClientDisplayRect();
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/**
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Returns the display resolution in pixels per inch.
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The @c x component of the returned wxSize object contains the horizontal
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resolution and the @c y one -- the vertical resolution.
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@header{wx/gdicmn.h}
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@since 2.9.0
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@@ -869,6 +872,9 @@ wxSize wxGetDisplayPPI();
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/**
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Returns the display size in pixels.
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For the version taking @a width and @a header arguments, either of them
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can be @NULL if the caller is not interested in the returned value.
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@header{wx/gdicmn.h}
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*/
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void wxDisplaySize(int* width, int* height);
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@@ -880,6 +886,11 @@ wxSize wxGetDisplaySize();
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/**
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Returns the display size in millimeters.
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For the version taking @a width and @a header arguments, either of them
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can be @NULL if the caller is not interested in the returned value.
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@see wxGetDisplayPPI()
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@header{wx/gdicmn.h}
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*/
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void wxDisplaySizeMM(int* width, int* height);
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