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// 4 december 2014
typedef struct rowcol rowcol;
struct rowcol {
intptr_t row;
intptr_t column;
};
static rowcol clientCoordToRowColumn(struct table *t, POINT pt)
{
// TODO
}
// same as client coordinates, but stored in a lParam (like the various mouse messages provide)
static rowcol lParamToRowColumn(struct table *t, LPARAM lParam)
{
POINT pt;
pt.x = GET_X_LPARAM(lParam);
pt.y = GET_Y_LPARAM(lParam);
return clientCoordToRowColumn(t, pt);
}
// returns TRUE if the row is visible and thus has client coordinates; FALSE otherwise
static BOOL rowColumnToClientCoord(struct table *t, rowcol rc, struct POINT *pt)
{
// TODO
}
// TODO idealCoordToRowColumn/rowColumnToIdealCoord?
// TODO find a better place for this
static LONG rowHeight(struct table *t, HDC dc, BOOL select)
{
BOOL release;
HFONT prevfont, newfont;
TEXTMETRICW tm;
release = FALSE;
if (dc == NULL) {
dc = GetDC(t->hwnd);
if (dc == NULL)
panic("error getting Table DC for rowHeight()");
release = TRUE;
}
if (select)
prevfont = selectFont(t, dc, &newfont);
if (GetTextMetricsW(dc, &tm) == 0)
panic("error getting text metrics for rowHeight()");
if (select)
deselectFont(dc, prevfont, newfont);
if (release)
if (ReleaseDC(t->hwnd, dc) == 0)
panic("error releasing Table DC for rowHeight()");
return tm.tmHeight;
}
#define rowht(t) rowHeight(t, NULL, TRUE)
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