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restore the old status bar text when DoGiveHelp(false) is called (should fix bug 1340887)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42205 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2006-10-21 15:56:24 +00:00
parent e112f01999
commit 4cbc928afc
1 changed files with 23 additions and 15 deletions
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38
src/common/framecmn.cpp
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@@ -419,27 +419,35 @@ void wxFrameBase::DoGiveHelp(const wxString& text, bool show)
wxString help;
if ( show )
{
help = text;
// remember the old status bar text if this is the first time we're called
// since the menu has been opened as we're going to overwrite it in our
// DoGiveHelp() and we want to restore it when the menu is closed
//
// note that it would be logical to do this in OnMenuOpen() but under MSW
// we get an EVT_MENU_HIGHLIGHT before EVT_MENU_OPEN, strangely enough, and
// so this doesn't work and instead we use the ugly trick with using
// special m_oldStatusText value as "menu opened" (but it is arguably
// better than adding yet another member variable to wxFrame on all
// platforms)
if ( m_oldStatusText.empty() )
{
m_oldStatusText = statbar->GetStatusText(m_statusBarPane);
// remember the old status bar text if this is the first time we're
// called since the menu has been opened as we're going to overwrite it
// in our DoGiveHelp() and we want to restore it when the menu is
// closed
//
// note that it would be logical to do this in OnMenuOpen() but under
// MSW we get an EVT_MENU_HIGHLIGHT before EVT_MENU_OPEN, strangely
// enough, and so this doesn't work and instead we use the ugly trick
// with using special m_oldStatusText value as "menu opened" (but it is
// arguably better than adding yet another member variable to wxFrame
// on all platforms)
if ( m_oldStatusText.empty() )
{
// use special value to prevent us from doing this the next time
m_oldStatusText += _T('\0');
m_oldStatusText = statbar->GetStatusText(m_statusBarPane);
if ( m_oldStatusText.empty() )
{
// use special value to prevent us from doing this the next time
m_oldStatusText += _T('\0');
}
}
}
else // hide the status bar text
{
// i.e. restore the old one
help = m_oldStatusText;
}
statbar->SetStatusText(help, m_statusBarPane);
#else