libui/redo/windows/separator.c

55 lines
1.2 KiB
C

// 20 may 2015
#include "uipriv_windows.h"
// references:
// - http://stackoverflow.com/questions/2892703/how-do-i-draw-separators
// - https://msdn.microsoft.com/en-us/library/windows/desktop/dn742405%28v=vs.85%29.aspx
struct separator {
uiSeparator s;
HWND hwnd;
};
static void onDestroy(void *data)
{
struct separator *s = (struct separator *) data;
uiFree(s);
}
// via http://msdn.microsoft.com/en-us/library/windows/desktop/dn742486.aspx#sizingandspacing
// TODO
// TODO DPI independence?
static void separatorPreferredSize(uiControl *c, uiSizing *d, intmax_t *width, intmax_t *height)
{
*width = 1; // TODO
*height = 2; // what Spy++ says Windows XP's Explorer uses
}
uiSeparator *uiNewHorizontalSeparator(void)
{
struct separator *s;
uiWindowsMakeControlParams p;
s = uiNew(struct separator);
uiTyped(s)->Type = uiTypeSeparator();
p.dwExStyle = 0;
p.lpClassName = L"static";
p.lpWindowName = L"";
p.dwStyle = SS_ETCHEDHORZ;
p.hInstance = hInstance;
p.lpParam = NULL;
p.useStandardControlFont = TRUE;
p.onDestroy = onDestroy;
p.onDestroyData = s;
uiWindowsMakeControl(uiControl(s), &p);
s->hwnd = (HWND) uiControlHandle(uiControl(s));
uiControl(s)->PreferredSize = separatorPreferredSize;
return uiSeparator(s);
}