remove unused variable

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

diff --git a/src/gtk/textentry.cpp b/src/gtk/textentry.cpp
index a84c0e691ef83f0a79c3387009a321aca03774e9..d631d5889903477764b06c7be692e76bd5076dbd 100644 (file)
--- a/src/gtk/textentry.cpp
+++ b/src/gtk/textentry.cpp
@@ -52,13 +52,19 @@ wx_gtk_insert_text_callback(GtkEditable *editable,
     // we should only be called if we have a max len limit at all
     GtkEntry *entry = GTK_ENTRY (editable);
 
-    wxCHECK_RET( entry->text_max_length, _T("shouldn't be called") );
+    const int text_length = gtk_entry_get_text_length(entry);
+#if GTK_CHECK_VERSION(3,0,0) || defined(GSEAL_ENABLE)
+    const int text_max_length = gtk_entry_buffer_get_max_length(gtk_entry_get_buffer(entry));
+#else
+    const int text_max_length = entry->text_max_length;
+#endif
+    wxCHECK_RET(text_max_length, "shouldn't be called");
 
     // check that we don't overflow the max length limit
     //
     // FIXME: this doesn't work when we paste a string which is going to be
     //        truncated
-    if ( entry->text_length == entry->text_max_length )
+    if (text_length == text_max_length)
     {
         // we don't need to run the base class version at all
         g_signal_stop_emission_by_name (editable, "insert_text");
@@ -103,11 +109,12 @@ void wxTextEntry::WriteText(const wxString& value)
     gtk_editable_set_position(edit, len);
 }
 
-wxString wxTextEntry::GetValue() const
+wxString wxTextEntry::DoGetValue() const
 {
     const wxGtkString value(gtk_editable_get_chars(GetEditable(), 0, -1));
 
-    return wxGTK_CONV_BACK_FONT(value, GetEditableWindow()->GetFont());
+    return wxGTK_CONV_BACK_FONT(value,
+            const_cast<wxTextEntry *>(this)->GetEditableWindow()->GetFont());
 }
 
 void wxTextEntry::Remove(long from, long to)
@@ -178,7 +185,7 @@ long wxTextEntry::GetLastPosition() const
     // GtkEntries
     GtkEntry * const entry = GTK_ENTRY(GetEditable());
 
-    return entry ? entry->text_length : - 1;
+    return entry ? gtk_entry_get_text_length(entry) : -1;
 }
 
 // ----------------------------------------------------------------------------
@@ -193,7 +200,20 @@ void wxTextEntry::SetSelection(long from, long to)
     if ( from == -1 && to == -1 )
         from = 0;
 
-    gtk_editable_select_region(GetEditable(), from, to);
+    // for compatibility with MSW, exchange from and to parameters so that the
+    // insertion point is set to the start of the selection and not its end as
+    // GTK+ does by default
+    gtk_editable_select_region(GetEditable(), to, from);
+
+    // avoid reported problem with RHEL 5 GTK+ 2.10 where selection is reset by
+    // a clipboard callback, see #13277
+    if (gtk_check_version(2,12,0))
+    {
+        GtkEntry* entry = GTK_ENTRY(GetEditable());
+        if (to < 0)
+            to = entry->text_length;
+        entry->selection_bound = to;
+    }
 }
 
 void wxTextEntry::GetSelection(long *from, long *to) const
@@ -227,7 +247,7 @@ void wxTextEntry::GetSelection(long *from, long *to) const
 // auto completion
 // ----------------------------------------------------------------------------
 
-bool wxTextEntry::AutoComplete(const wxArrayString& choices)
+bool wxTextEntry::DoAutoCompleteStrings(const wxArrayString& choices)
 {
     GtkEntry * const entry = GTK_ENTRY(GetEditable());
     wxCHECK_MSG(entry, false, "auto completion doesn't work with this control");
@@ -315,11 +335,87 @@ void wxTextEntry::SendMaxLenEvent()
     // generating a dummy wxEVT_COMMAND_TEXT_UPDATED event
     //IgnoreNextTextUpdate();
 
-    wxWindow * const win = const_cast<wxWindow *>(GetEditableWindow());
+    wxWindow * const win = GetEditableWindow();
     wxCommandEvent event(wxEVT_COMMAND_TEXT_MAXLEN, win->GetId());
     event.SetEventObject(win);
     event.SetString(GetValue());
     win->HandleWindowEvent(event);
 }
 
+// ----------------------------------------------------------------------------
+// margins support
+// ----------------------------------------------------------------------------
+
+bool wxTextEntry::DoSetMargins(const wxPoint& margins)
+{
+#if GTK_CHECK_VERSION(2,10,0)
+    GtkEntry* entry = GetEntry();
+
+    if ( !entry )
+        return false;
+
+    const GtkBorder* oldBorder = gtk_entry_get_inner_border(entry);
+    GtkBorder* newBorder;
+
+    if ( oldBorder )
+    {
+        newBorder = gtk_border_copy(oldBorder);
+    }
+    else
+    {
+    #if GTK_CHECK_VERSION(2,14,0)
+        newBorder = gtk_border_new();
+    #else
+        newBorder = g_slice_new0(GtkBorder);
+    #endif
+        // Use some reasonable defaults for initial margins
+        newBorder->left = 2;
+        newBorder->right = 2;
+
+        // These numbers seem to let the text remain vertically centered
+        // in common use scenarios when margins.y == -1.
+        newBorder->top = 3;
+        newBorder->bottom = 3;
+    }
+
+    if ( margins.x != -1 )
+        newBorder->left = (gint) margins.x;
+
+    if ( margins.y != -1 )
+        newBorder->top = (gint) margins.y;
+
+    gtk_entry_set_inner_border(entry, newBorder);
+
+#if GTK_CHECK_VERSION(2,14,0)
+    gtk_border_free(newBorder);
+#else
+    g_slice_free(GtkBorder, newBorder);
+#endif
+
+    return true;
+#else
+    wxUnusedVar(margins);
+    return false;
+#endif
+}
+
+wxPoint wxTextEntry::DoGetMargins() const
+{
+#if GTK_CHECK_VERSION(2,10,0)
+    GtkEntry* entry = GetEntry();
+
+    if ( !entry )
+        return wxPoint(-1, -1);
+
+    const GtkBorder* border = gtk_entry_get_inner_border(entry);
+
+    if ( !border )
+        return wxPoint(-1, -1);
+
+    return wxPoint((wxCoord) border->left, (wxCoord) border->top);
+#else
+    return wxPoint(-1, -1);
+#endif
+}
+
 #endif // wxUSE_TEXTCTRL || wxUSE_COMBOBOX