don't remove the old tags of different kinds when setting new style, this removes...

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45186 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/gtk/textctrl.cpp b/src/gtk/textctrl.cpp
index 4fc49796fb41df88ab1dc1899c154ba9b7f67770..90d8220629eaa4b53cf7f05a92dba6a7a967049a 100644 (file)
--- a/src/gtk/textctrl.cpp
+++ b/src/gtk/textctrl.cpp
@@ -51,6 +51,24 @@ static void wxGtkOnRemoveTag(GtkTextBuffer *buffer,
 }
 }
 
+// remove all tags starting with the given prefix from the start..end range
+static void
+wxGtkTextRemoveTagsWithPrefix(GtkTextBuffer *text_buffer,
+                              const char *prefix,
+                              GtkTextIter *start,
+                              GtkTextIter *end)
+{
+    gulong remove_handler_id = g_signal_connect
+                               (
+                                text_buffer,
+                                "remove_tag",
+                                G_CALLBACK(wxGtkOnRemoveTag),
+                                gpointer(prefix)
+                               );
+    gtk_text_buffer_remove_all_tags(text_buffer, start, end);
+    g_signal_handler_disconnect(text_buffer, remove_handler_id);
+}
+
 static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
                                        GtkTextBuffer *text_buffer,
                                        const wxTextAttr& attr,
@@ -60,13 +78,10 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
     static gchar buf[1024];
     GtkTextTag *tag;
 
-    gulong remove_handler_id = g_signal_connect (text_buffer, "remove_tag",
-            G_CALLBACK (wxGtkOnRemoveTag), gpointer("WX"));
-    gtk_text_buffer_remove_all_tags(text_buffer, start, end);
-    g_signal_handler_disconnect (text_buffer, remove_handler_id);
-
     if (attr.HasFont())
     {
+        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXFONT", start, end);
+
         PangoFontDescription *font_description = attr.GetFont().GetNativeFontInfo()->description;
         wxGtkString font_string(pango_font_description_to_string(font_description));
         g_snprintf(buf, sizeof(buf), "WXFONT %s", font_string.c_str());
@@ -94,6 +109,8 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
 
     if (attr.HasTextColour())
     {
+        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXFORECOLOR", start, end);
+
         const GdkColor *colFg = attr.GetTextColour().GetColor();
         g_snprintf(buf, sizeof(buf), "WXFORECOLOR %d %d %d",
                    colFg->red, colFg->green, colFg->blue);
@@ -107,6 +124,8 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
 
     if (attr.HasBackgroundColour())
     {
+        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXBACKCOLOR", start, end);
+
         const GdkColor *colBg = attr.GetBackgroundColour().GetColor();
         g_snprintf(buf, sizeof(buf), "WXBACKCOLOR %d %d %d",
                    colBg->red, colBg->green, colBg->blue);
@@ -126,11 +145,7 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
                                           gtk_text_iter_get_line(start) );
         gtk_text_iter_forward_line(&para_end);
 
-        remove_handler_id = g_signal_connect (text_buffer, "remove_tag",
-                                              G_CALLBACK(wxGtkOnRemoveTag),
-                                              gpointer("WXALIGNMENT"));
-        gtk_text_buffer_remove_all_tags( text_buffer, &para_start, &para_end );
-        g_signal_handler_disconnect (text_buffer, remove_handler_id);
+        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXALIGNMENT", start, end);
 
         GtkJustification align;
         switch (attr.GetAlignment())
@@ -167,11 +182,7 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
                                           gtk_text_iter_get_line(start) );
         gtk_text_iter_forward_line(&para_end);
 
-        remove_handler_id = g_signal_connect (text_buffer, "remove_tag",
-                                              G_CALLBACK(wxGtkOnRemoveTag),
-                                              gpointer("WXINDENT"));
-        gtk_text_buffer_remove_all_tags( text_buffer, &para_start, &para_end );
-        g_signal_handler_disconnect (text_buffer, remove_handler_id);
+        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXINDENT", start, end);
 
         // Convert indent from 1/10th of a mm into pixels
         float factor;
@@ -220,11 +231,7 @@ static void wxGtkTextApplyTagsFromAttr(GtkWidget *text,
                                           gtk_text_iter_get_line(start) );
         gtk_text_iter_forward_line(&para_end);
 
-        remove_handler_id = g_signal_connect (text_buffer, "remove_tag",
-                                              G_CALLBACK(wxGtkOnRemoveTag),
-                                              gpointer("WXTABS"));
-        gtk_text_buffer_remove_all_tags( text_buffer, &para_start, &para_end );
-        g_signal_handler_disconnect (text_buffer, remove_handler_id);
+        wxGtkTextRemoveTagsWithPrefix(text_buffer, "WXTABS", start, end);
 
         const wxArrayInt& tabs = attr.GetTabs();
 
@@ -821,9 +828,6 @@ bool wxTextCtrl::Create( wxWindow *parent,
 
     m_cursor = wxCursor( wxCURSOR_IBEAM );
 
-    wxTextAttr attrDef(GetForegroundColour(), GetBackgroundColour(), GetFont());
-    SetDefaultStyle( attrDef );
-
     return true;
 }
 
@@ -1801,18 +1805,12 @@ bool wxTextCtrl::SetStyle( long start, long end, const wxTextAttr& style )
         gtk_text_buffer_get_iter_at_offset( m_buffer, &starti, start );
         gtk_text_buffer_get_iter_at_offset( m_buffer, &endi, end );
 
-        // use the attributes from style which are set in it and fall back
-        // first to the default style and then to the text control default
-        // colours for the others
-        wxTextAttr attr = wxTextAttr::Combine(style, m_defaultStyle, this);
-
-        wxGtkTextApplyTagsFromAttr( m_widget, m_buffer, attr, &starti, &endi );
+        wxGtkTextApplyTagsFromAttr( m_widget, m_buffer, style, &starti, &endi );
 
         return true;
     }
+    //else: single line text controls don't support styles
 
-    // else single line
-    // cannot do this for GTK+'s Entry widget
     return false;
 }