46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
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// 18 december 2015
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// TODOs
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// - things look very wrong on initial draw
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// - initial scrolling is not set properly
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// - should background be inherited from parent control?
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struct uiArea {
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uiWindowsControl c;
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HWND hwnd;
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uiAreaHandler *ah;
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BOOL scrolling;
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int scrollWidth;
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int scrollHeight;
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int hscrollpos;
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int vscrollpos;
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int hwheelCarry;
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int vwheelCarry;
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uiprivClickCounter cc;
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BOOL capturing;
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BOOL inside;
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BOOL tracking;
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ID2D1HwndRenderTarget *rt;
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};
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// areadraw.cpp
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extern BOOL areaDoDraw(uiArea *a, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *lResult);
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extern void areaDrawOnResize(uiArea *, RECT *);
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// areascroll.cpp
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extern BOOL areaDoScroll(uiArea *a, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *lResult);
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extern void areaScrollOnResize(uiArea *, RECT *);
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extern void areaUpdateScroll(uiArea *a);
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// areaevents.cpp
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extern BOOL areaDoEvents(uiArea *a, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *lResult);
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// areautil.cpp
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extern void loadAreaSize(uiArea *a, ID2D1RenderTarget *rt, double *width, double *height);
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extern void pixelsToDIP(uiArea *a, double *x, double *y);
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extern void dipToPixels(uiArea *a, double *x, double *y);
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