35 lines
971 B
C
35 lines
971 B
C
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// 12 april 2015
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#include "uipriv_windows.h"
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// from http://msdn.microsoft.com/en-us/library/windows/desktop/bb226818%28v=vs.85%29.aspx
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#define tabMargin 7
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static void tabPreferredSize(uiControl *c, uiSizing *d, intmax_t *width, intmax_t *height)
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{
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struct tab *t = (struct tab *) c;
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LRESULT current;
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struct tabPage *curpage;
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intmax_t curwid, curht;
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RECT r;
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r.left = 0;
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r.top = 0;
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r.right = 0;
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r.bottom = 0;
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if (t->pages->len != 0) {
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current = SendMessageW(t->hwnd, TCM_GETCURSEL, 0, 0);
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if (current != (LRESULT) (-1)) {
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curpage = ptrArrayIndex(t->pages, struct tabPage *, current);
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uiControlPreferredSize(curpage->control, d, &curwid, &curht);
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r.right = curwid;
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r.bottom = curht;
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// TODO add margins
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}
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}
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// otherwise just use the rect [0 0 0 0]
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// the following will take the tabs themselves into account
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SendMessageW(t->hwnd, TCM_ADJUSTRECT, (WPARAM) TRUE, (LPARAM) (&r));
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*width = r.right - r.left;
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*height = r.bottom - r.top;
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}
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