X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/18fc605924327cb4e9b3beb994c607cf28a08560..d5f46cddf12e131312240cf64e2dda084b07207d:/src/html/helpctrl.cpp?ds=sidebyside

diff --git a/src/html/helpctrl.cpp b/src/html/helpctrl.cpp
index a0c120aa75..d1d37b3801 100644
--- a/src/html/helpctrl.cpp
+++ b/src/html/helpctrl.cpp
@@ -87,12 +87,13 @@ void wxHtmlHelpController::OnCloseFrame(wxCloseEvent& evt)
 {
     if (m_Config)
         WriteCustomization(m_Config, m_ConfigRoot);
-    
+
     evt.Skip();
 
     OnQuit();
 
-    m_helpWindow->SetController(NULL);
+    if ( m_helpWindow )
+        m_helpWindow->SetController(NULL);
     m_helpWindow = NULL;
     m_helpDialog = NULL;
     m_helpFrame = NULL;
@@ -114,12 +115,7 @@ void wxHtmlHelpController::SetTitleFormat(const wxString& title)
 // Find the top-most parent window
 wxWindow* wxHtmlHelpController::FindTopLevelWindow()
 {
-    wxWindow* parent = m_helpWindow;
-    while (parent && !parent->IsTopLevel())
-    {
-        parent = parent->GetParent();
-    }
-    return parent;
+    return wxGetTopLevelParent(m_helpWindow);
 }
 
 bool wxHtmlHelpController::AddBook(const wxFileName& book_file, bool show_wait_msg)
@@ -156,7 +152,7 @@ wxHtmlHelpFrame* wxHtmlHelpController::CreateHelpFrame(wxHtmlHelpData *data)
     wxHtmlHelpFrame* frame = new wxHtmlHelpFrame(data);
     frame->SetController(this);
     frame->Create(m_parentWindow, -1, wxEmptyString, m_FrameStyle, m_Config, m_ConfigRoot);
-    frame->SetTitleFormat(m_titleFormat);    
+    frame->SetTitleFormat(m_titleFormat);
     m_helpFrame = frame;
     return frame;
 }
@@ -165,7 +161,7 @@ wxHtmlHelpDialog* wxHtmlHelpController::CreateHelpDialog(wxHtmlHelpData *data)
 {
     wxHtmlHelpDialog* dialog = new wxHtmlHelpDialog(data);
     dialog->SetController(this);
-    dialog->SetTitleFormat(m_titleFormat);    
+    dialog->SetTitleFormat(m_titleFormat);
     dialog->Create(m_parentWindow, -1, wxEmptyString, m_FrameStyle);
     m_helpDialog = dialog;
     return dialog;
@@ -188,7 +184,7 @@ wxWindow* wxHtmlHelpController::CreateHelpWindow()
     {
         m_Config = wxConfigBase::Get(false);
         if (m_Config != NULL)
-            m_ConfigRoot = _T("wxWindows/wxHtmlHelpController");
+            m_ConfigRoot = wxT("wxWindows/wxHtmlHelpController");
     }
 
     if (m_FrameStyle & wxHF_DIALOG)
@@ -239,7 +235,7 @@ void wxHtmlHelpController::UseConfig(wxConfigBase *config, const wxString& rootp
 bool wxHtmlHelpController::Initialize(const wxString& file)
 {
     wxString dir, filename, ext;
-    wxSplitPath(file, & dir, & filename, & ext);
+    wxFileName::SplitPath(file, & dir, & filename, & ext);
 
     if (!dir.empty())
         dir = dir + wxFILE_SEP_PATH;