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Corrected button height for multiline buttons.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31902 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2005-02-10 20:29:19 +00:00
parent 8b523dc546
commit 2376eee248
1 changed files with 29 additions and 7 deletions
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36
src/msw/button.cpp
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@@ -41,6 +41,7 @@
#endif
#include "wx/stockitem.h"
#include "wx/tokenzr.h"
#include "wx/msw/private.h"
// ----------------------------------------------------------------------------
@@ -204,18 +205,39 @@ WXDWORD wxButton::MSWGetStyle(long style, WXDWORD *exstyle) const
wxSize wxButton::DoGetBestSize() const
{
int wBtn;
GetTextExtent(wxGetWindowText(GetHWND()), &wBtn, NULL);
int wChar, hChar;
int wBtn = 0;
int wChar, hChar, hBtn;
wxGetCharSize(GetHWND(), &wChar, &hChar, GetFont());
wxString label = wxGetWindowText(GetHWND());
if ( label.find(_T('\n')) != wxString::npos )
{
wxStringTokenizer tokens( label, wxT("\n") );
// the button height is proportional to the height of the font used
hBtn = BUTTON_HEIGHT_FROM_CHAR_HEIGHT(hChar);
hBtn += hChar*(tokens.CountTokens()-1);
while (tokens.HasMoreTokens())
{
wxString sub = tokens.GetNextToken();
int w;
GetTextExtent( sub, &w, NULL);
if (w > wBtn)
wBtn = w;
}
}
else
{
GetTextExtent( label, &wBtn, NULL);
// the button height is proportional to the height of the font used
hBtn = BUTTON_HEIGHT_FROM_CHAR_HEIGHT(hChar);
}
// add a margin -- the button is wider than just its label
wBtn += 3*wChar;
// the button height is proportional to the height of the font used
int hBtn = BUTTON_HEIGHT_FROM_CHAR_HEIGHT(hChar);
// all buttons have at least the standard size unless the user explicitly
// wants them to be of smaller size and used wxBU_EXACTFIT style when
// creating the button