Fix crash in wxDC::GetMultiLineTextExtent() after last commit.

[wxWidgets.git] / src / gtk / filectrl.cpp

diff --git a/src/gtk/filectrl.cpp b/src/gtk/filectrl.cpp
index d4ff4dcdf9010a723489ee90dff2d51744b470de..7eaf55511731393e938f559e86e81e9fee725acb 100644 (file)
--- a/src/gtk/filectrl.cpp
+++ b/src/gtk/filectrl.cpp
@@ -26,6 +26,7 @@
 #include "wx/gtk/private.h"
 #include "wx/filedlg.h"
 #include "wx/filename.h"
+#include "wx/scopeguard.h"
 #include "wx/tokenzr.h"
 
 //-----------------------------------------------------------------------------
@@ -46,8 +47,8 @@ wxString wxGtkFileChooser::GetPath() const
     wxGtkString str( gtk_file_chooser_get_filename( m_widget ) );
 
     wxString string;
-    if (str.c_str() != NULL)
-        string = wxConvFileName->cMB2WX(str);
+    if (str)
+        string = wxString::FromUTF8(str);
     return string;
 }
 
@@ -70,7 +71,7 @@ void wxGtkFileChooser::GetPaths( wxArrayString& paths ) const
         GSList *gpaths = gpathsi;
         while ( gpathsi )
         {
-            wxString file( wxConvFileName->cMB2WX( ( gchar* ) gpathsi->data ) );
+            wxString file(wxString::FromUTF8(static_cast<gchar *>(gpathsi->data)));
             paths.Add( file );
             g_free( gpathsi->data );
             gpathsi = gpathsi->next;
@@ -84,24 +85,21 @@ void wxGtkFileChooser::GetPaths( wxArrayString& paths ) const
 
 bool wxGtkFileChooser::SetPath( const wxString& path )
 {
-    if ( path.empty() ) return true;
+    if ( path.empty() )
+        return true;
 
-    return gtk_file_chooser_set_filename( m_widget,
-                                          wxConvFileName->cWX2MB( path.c_str() ) );
+    return gtk_file_chooser_set_filename( m_widget, path.utf8_str() ) != 0;
 }
 
 bool wxGtkFileChooser::SetDirectory( const wxString& dir )
 {
-    const gboolean b =
-        gtk_file_chooser_set_current_folder( m_widget,
-                                             wxConvFileName->cWX2MB( dir.c_str() ) );
-    return b != 0;
+    return gtk_file_chooser_set_current_folder( m_widget, dir.utf8_str() ) != 0;
 }
 
 wxString wxGtkFileChooser::GetDirectory() const
 {
     const wxGtkString str( gtk_file_chooser_get_current_folder( m_widget ) );
-    return wxString( str, *wxConvFileName );
+    return wxString::FromUTF8(str);
 }
 
 wxString wxGtkFileChooser::GetFilename() const
@@ -129,6 +127,9 @@ void wxGtkFileChooser::SetWildcard( const wxString& wildCard )
         GSList* ifilters = gtk_file_chooser_list_filters( chooser );
         GSList* filters = ifilters;
 
+        m_ignoreNextFilterEvent = true;
+        wxON_BLOCK_EXIT_SET(m_ignoreNextFilterEvent, false);
+
         while ( ifilters )
         {
             gtk_file_chooser_remove_filter( chooser, GTK_FILE_FILTER( ifilters->data ) );
@@ -146,16 +147,16 @@ void wxGtkFileChooser::SetWildcard( const wxString& wildCard )
                 gtk_file_filter_set_name( filter, wxGTK_CONV_SYS( wildDescriptions[n] ) );
 
                 wxStringTokenizer exttok( wildFilters[n], wxT( ";" ) );
-                
-                int n = 1;
+
+                int n1 = 1;
                 while ( exttok.HasMoreTokens() )
                 {
                     wxString token = exttok.GetNextToken();
                     gtk_file_filter_add_pattern( filter, wxGTK_CONV_SYS( token ) );
-                    
-                    if (n == 1)
+
+                    if (n1 == 1)
                         m_wildcards.Add( token ); // Only add first pattern to list, used later when saving
-                    n++;
+                    n1++;
                 }
 
                 gtk_file_chooser_add_filter( chooser, filter );
@@ -204,6 +205,11 @@ int wxGtkFileChooser::GetFilterIndex() const
         return index;
 }
 
+bool wxGtkFileChooser::HasFilterChoice() const
+{
+    return gtk_file_chooser_get_filter( m_widget ) != NULL;
+}
+
 //-----------------------------------------------------------------------------
 // end wxGtkFileChooser Implementation
 //-----------------------------------------------------------------------------
@@ -260,10 +266,31 @@ extern "C"
     }
 }
 
+extern "C"
+{
+    static void
+    gtkfilechooserwidget_notify_callback( GObject *WXUNUSED( gobject ), GParamSpec *arg1, wxGtkFileCtrl *fileCtrl )
+    {
+        const char *name = g_param_spec_get_name (arg1);
+        if ( strcmp( name, "filter" ) == 0 &&
+             fileCtrl->HasFilterChoice() &&
+             !fileCtrl->GTKShouldIgnoreNextFilterEvent() )
+        {
+            GenerateFilterChangedEvent( fileCtrl, fileCtrl );
+        }
+    }
+}
+
 // wxGtkFileCtrl implementation
 
 IMPLEMENT_DYNAMIC_CLASS( wxGtkFileCtrl, wxControl )
 
+wxGtkFileCtrl::~wxGtkFileCtrl()
+{
+    if (m_fcWidget)
+        GTKDisconnect(m_fcWidget);
+}
+
 void wxGtkFileCtrl::Init()
 {
     m_checkNextSelEvent = false;
@@ -314,6 +341,10 @@ bool wxGtkFileCtrl::Create( wxWindow *parent,
                        G_CALLBACK ( gtkfilechooserwidget_selection_changed_callback ),
                        this );
 
+    g_signal_connect ( m_fcWidget, "notify",
+                       G_CALLBACK ( gtkfilechooserwidget_notify_callback ),
+                       this );
+
     m_fc.SetWidget( m_fcWidget );
 
     if ( style & wxFC_MULTIPLE )
@@ -337,7 +368,7 @@ bool wxGtkFileCtrl::Create( wxWindow *parent,
     if ( !dir.empty() )
     {
         gtk_file_chooser_set_current_folder( m_fcWidget,
-                                             dir.fn_str() );
+                                             wxGTK_CONV_FN(dir) );
     }
 
     const wxString fname = fn.GetFullName();
@@ -346,7 +377,7 @@ bool wxGtkFileCtrl::Create( wxWindow *parent,
         if ( !fname.empty() )
         {
             gtk_file_chooser_set_current_name( m_fcWidget,
-                                               fname.fn_str() );
+                                               wxGTK_CONV_FN(fname) );
         }
     }
     else // wxFC_OPEN
@@ -354,7 +385,7 @@ bool wxGtkFileCtrl::Create( wxWindow *parent,
         if ( !fname.empty() )
         {
             gtk_file_chooser_set_filename( m_fcWidget,
-                                           fn.GetFullPath().fn_str() );
+                                           wxGTK_CONV_FN(fn.GetFullPath()) );
         }
     }