display compilation warning under Mac OS X/Darwin for missing poll

[wxWidgets.git] / src / html / helpctrl.cpp

diff --git a/src/html/helpctrl.cpp b/src/html/helpctrl.cpp
index dbbf32c4742c1fa23792f81f34ce71e200a4f86e..b55d11fcb9ddd2bf02aea489a645f709393e0bf8 100644 (file)
--- a/src/html/helpctrl.cpp
+++ b/src/html/helpctrl.cpp
@@ -10,7 +10,7 @@
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
-#pragma implementation
+#pragma implementation "helpctrl.h"
 #endif
 
 // For compilers that support precompilation, includes "wx.h".
@@ -30,8 +30,13 @@
 #include "wx/html/helpctrl.h"
 #include "wx/busyinfo.h"
 
+#ifdef __WXGTK__
+    // for the hack in AddGrabIfNeeded()
+    #include "wx/dialog.h"
+#endif // __WXGTK__
+
 #if wxUSE_HELP
-#include "wx/tipwin.h"
+    #include "wx/tipwin.h"
 #endif
 
 IMPLEMENT_DYNAMIC_CLASS(wxHtmlHelpController, wxHelpControllerBase)
@@ -251,5 +256,71 @@ bool wxHtmlHelpController::Quit()
     return TRUE;
 }
 
+// Make the help controller's frame 'modal' if
+// needed
+void wxHtmlHelpController::AddGrabIfNeeded()
+{
+    // So far, wxGTK only
+#ifdef __WXGTK__
+    bool needGrab = FALSE;
+    
+    // Check if there are any modal windows present,
+    // in which case we need to add a grab.
+    for ( wxWindowList::Node * node = wxTopLevelWindows.GetFirst();
+          node;
+          node = node->GetNext() )
+    {
+        wxWindow *win = node->GetData();
+        wxDialog *dialog = wxDynamicCast(win, wxDialog);
+
+        if (dialog && dialog->IsModal())
+            needGrab = TRUE;
+    }
+
+    if (needGrab && m_helpFrame)
+        m_helpFrame->AddGrab();
+#endif // __WXGTK__
+}
+
+bool wxHtmlHelpController::Display(const wxString& x)
+{
+    CreateHelpWindow();
+    bool success = m_helpFrame->Display(x);
+    AddGrabIfNeeded();
+    return success;    
+}
+
+bool wxHtmlHelpController::Display(int id)
+{
+    CreateHelpWindow();
+    bool success = m_helpFrame->Display(id);
+    AddGrabIfNeeded();
+    return success;
+}
+
+bool wxHtmlHelpController::DisplayContents()
+{
+    CreateHelpWindow();
+    bool success = m_helpFrame->DisplayContents();
+    AddGrabIfNeeded();
+    return success;
+}
+
+bool wxHtmlHelpController::DisplayIndex()
+{
+    CreateHelpWindow();
+    bool success = m_helpFrame->DisplayIndex();
+    AddGrabIfNeeded();
+    return success;
+}
+
+bool wxHtmlHelpController::KeywordSearch(const wxString& keyword)
+{
+    CreateHelpWindow();
+    bool success = m_helpFrame->KeywordSearch(keyword);
+    AddGrabIfNeeded();
+    return success;
+}
+
 #endif // wxUSE_WXHTML_HELP