diff options
| -rw-r--r-- | wintable/new/coord.h | 28 | ||||
| -rw-r--r-- | wintable/new/draw.h | 5 | ||||
| -rw-r--r-- | wintable/new/util.h | 27 |
3 files changed, 60 insertions, 0 deletions
diff --git a/wintable/new/coord.h b/wintable/new/coord.h index 1814e87..fff807d 100644 --- a/wintable/new/coord.h +++ b/wintable/new/coord.h @@ -29,3 +29,31 @@ static BOOL rowColumnToClientCoord(struct table *t, rowcol rc, struct POINT *pt) } // 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) diff --git a/wintable/new/draw.h b/wintable/new/draw.h index d7c0038..55ffd3c 100644 --- a/wintable/new/draw.h +++ b/wintable/new/draw.h @@ -5,6 +5,7 @@ static void draw(struct table *t, HDC dc, RECT cliprect, RECT client) LRESULT i, n; RECT r; int x = 0; + HFONT prevfont, newfont; n = SendMessageW(t->header, HDM_GETITEMCOUNT, 0, 0); for (i = 0; i < n; i++) { @@ -14,6 +15,10 @@ static void draw(struct table *t, HDC dc, RECT cliprect, RECT client) FillRect(dc, &r, GetSysColorBrush(x)); x++; } + + prevfont = selectFont(t, dc, &newfont); + TextOutW(dc, 100, 100, L"come on", 7); + deselectFont(dc, prevfont, newfont); } HANDLER(drawHandlers) diff --git a/wintable/new/util.h b/wintable/new/util.h index dc51605..d2f18fb 100644 --- a/wintable/new/util.h +++ b/wintable/new/util.h @@ -46,3 +46,30 @@ static void tableFree(void *p, const char *panicMessage) if (LocalFree((HLOCAL) p) != NULL) panic(panicMessage); } + +// font selection + +static HFONT selectFont(struct table *t, HDC dc, HFONT *newfont) +{ + HFONT prevfont; + + // copy it in casse we get a WM_SETFONT before this call's respective deselectFont() call + *newfont = t->font; + if (*newfont == NULL) { + // get it on demand in the (unlikely) event it changes while this Table is alive + *newfont = GetStockObject(SYSTEM_FONT); + if (*newfont == NULL) + panic("error getting default font for selecting into Table DC"); + } + prevfont = (HFONT) SelectObject(dc, *newfont); + if (prevfont == NULL) + panic("error selecting Table font into Table DC"); + return prevfont; +} + +static void deselectFont(HDC dc, HFONT prevfont, HFONT newfont) +{ + if (SelectObject(dc, prevfont) != newfont) + panic("error deselecting Table font from Table DC"); + // doin't delete newfont here, even if it is the system font (see http://msdn.microsoft.com/en-us/library/windows/desktop/dd144925%28v=vs.85%29.aspx) +} |