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some != NULL checks

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6627 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík
2000-03-11 19:31:19 +00:00
parent 86f6187197
commit f5ba273ecd
2 changed files with 12 additions and 1 deletions
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6
src/html/helpfrm.cpp
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@@ -92,6 +92,7 @@ class wxHtmlHelpHashData : public wxObject
public:
wxHtmlHelpHashData(int index, wxTreeItemId id) : wxObject()
{ m_Index = index; m_Id = id;}
~wxHtmlHelpHashData() {}
int m_Index;
wxTreeItemId m_Id;
@@ -1147,7 +1148,10 @@ void wxHtmlHelpFrame::OnToolbar(wxCommandEvent& event)
{
if (m_Printer == NULL)
m_Printer = new wxHtmlEasyPrinting(_("Help Printing"), this);
m_Printer -> PrintFile(m_HtmlWin -> GetOpenedPage());
if (!m_HtmlWin -> GetOpenedPage())
wxLogWarning(_("Cannot print empty page."));
else
m_Printer -> PrintFile(m_HtmlWin -> GetOpenedPage());
}
break;
#endif