diff --git a/source/libublsettings-gtk3-tree-view.c b/source/libublsettings-gtk3-tree-view.c
index 8004439..7a2ea2a 100644
--- a/source/libublsettings-gtk3-tree-view.c
+++ b/source/libublsettings-gtk3-tree-view.c
@@ -134,7 +134,7 @@ void yon_gtk_tree_view_column_set_fixed_size(GtkTreeView *target,int column_num)
     GtkTreeIter iter;
     GtkTreeModel *model = gtk_tree_view_get_model(target);
     GtkTreeViewColumn *current_column = gtk_tree_view_get_column(target,column_num);
-    int column_size = gtk_tree_view_column_get_fixed_width(current_column);
+    int column_size = 0;
     
     for_iter(model,&iter){
         GList *list = gtk_cell_layout_get_cells(GTK_CELL_LAYOUT(current_column));
@@ -146,59 +146,10 @@ void yon_gtk_tree_view_column_set_fixed_size(GtkTreeView *target,int column_num)
         }
         g_list_free(list);
         if (column_size<cur_size) {
-            gtk_tree_view_column_set_fixed_width(current_column,cur_size);
             column_size=cur_size;
         }
     }
-}
-
-struct fixed_info {
-        GtkWidget *target;
-        int *columns;
-        int size;
-    };
-
-void yon_on_fixed_changed(GtkTreeViewColumn *self, GParamSpec*,struct fixed_info *info);
-void on_row_fixed_changed(GtkTreeModel* self, GtkTreePath* path, GtkTreeIter* iter, struct fixed_info *info){
-    for (int i=0;i<info->size;i++){
-        g_signal_handlers_block_by_func(G_OBJECT(gtk_tree_view_get_column(GTK_TREE_VIEW(info->target),info->columns[i])),yon_on_fixed_changed,info);
-        yon_gtk_tree_view_column_set_fixed_size(GTK_TREE_VIEW(info->target),info->columns[i]);
-        g_signal_handlers_unblock_by_func(G_OBJECT(gtk_tree_view_get_column(GTK_TREE_VIEW(info->target),info->columns[i])),yon_on_fixed_changed,info);
-    }
-
-}
-
-void on_row_fixed_deleted(GtkTreeModel* self, GtkTreePath* path, struct fixed_info *info){
-
-    for (int i=0;i<info->size;i++){
-        g_signal_handlers_block_by_func(G_OBJECT(gtk_tree_view_get_column(GTK_TREE_VIEW(info->target),info->columns[i])),yon_on_fixed_changed,info);
-        yon_gtk_tree_view_column_set_fixed_size(GTK_TREE_VIEW(info->target),info->columns[i]);
-        g_signal_handlers_unblock_by_func(G_OBJECT(gtk_tree_view_get_column(GTK_TREE_VIEW(info->target),info->columns[i])),yon_on_fixed_changed,info);
-    }
-}
-
-void yon_on_fixed_changed(GtkTreeViewColumn *self, GParamSpec*,struct fixed_info *info){
-    for (int i=0;i<info->size;i++){
-        if (self == gtk_tree_view_get_column(GTK_TREE_VIEW(info->target),info->columns[i])){
-            int *new_columns = malloc(sizeof(int)*(info->size-1));
-            for (int j=0;j<info->size-1;j++){
-                if (j<i) new_columns[j]=info->columns[j];
-                else new_columns[j]=info->columns[j+1];
-            }
-            free(info->columns);
-            info->columns=new_columns;
-            info->size--;
-            if (!info->size){
-                GObject *model = G_OBJECT(gtk_tree_view_get_model(GTK_TREE_VIEW(info->target)));
-                g_signal_handlers_disconnect_by_func(model,on_row_fixed_changed,info);
-                g_signal_handlers_disconnect_by_func(model,on_row_fixed_deleted,info);
-                free(info->columns);
-                free(info);
-            }
-                g_signal_handlers_disconnect_by_func(self,yon_on_fixed_changed,info);
-            return;
-        }
-    }
+            gtk_tree_view_column_set_fixed_width(current_column,column_size+10);
 }
 
 int yon_gtk_tree_view_set_fixed_size(GtkTreeView *target,...){
@@ -207,20 +158,10 @@ int yon_gtk_tree_view_set_fixed_size(GtkTreeView *target,...){
     int current;
     int target_columns = gtk_tree_view_get_n_columns(target);
     GtkTreeModel *model = gtk_tree_view_get_model(target);
-    struct fixed_info *info = malloc(sizeof(struct fixed_info));
-    info->target=GTK_WIDGET(target);
-    info->columns=NULL;
-    info->size=0;
-    g_signal_connect(G_OBJECT(model),"row-changed",G_CALLBACK(on_row_fixed_changed),info);
-    g_signal_connect(G_OBJECT(model),"row-deleted",G_CALLBACK(on_row_fixed_deleted),info);
 
     while ((current=va_arg(args,int))!=-1){
         if (current>target_columns) return 0;
-        if (!info->columns) info->columns = malloc(sizeof(int));
-        else info->columns = realloc(info->columns,sizeof(int)*(info->size+1));
-        info->columns[info->size]=current;
-        g_signal_connect(G_OBJECT(gtk_tree_view_get_column(target,current)),"notify::fixed-width",G_CALLBACK(yon_on_fixed_changed),info);
-        info->size++;
+        yon_gtk_tree_view_column_set_fixed_size(target,current);
     }
     va_end(args);
     return 1;
diff --git a/source/libublsettings-gtk3-window-config.c b/source/libublsettings-gtk3-window-config.c
index d936171..0b0012b 100644
--- a/source/libublsettings-gtk3-window-config.c
+++ b/source/libublsettings-gtk3-window-config.c
@@ -356,4 +356,14 @@
         yon_window_config_add_instant_parameter(yon_char_append(window_name,"Height"),"window",&height,YON_TYPE_INT);
         yon_window_config_add_instant_parameter(yon_char_append(window_name,"PosX"),"window",&X,YON_TYPE_INT);
         yon_window_config_add_instant_parameter(yon_char_append(window_name,"PosY"),"window",&Y,YON_TYPE_INT);
+    }
+
+    int yon_window_config_check_exist(char *section, char *parameter){
+        if (__yon_window_config_file&&!yon_char_is_empty(section)&&!yon_char_is_empty(parameter)){
+        gsize size;
+        char **keys = g_key_file_get_keys(__yon_window_config_file,section,&size,NULL);
+        return !!yon_char_parsed_check_exist(keys,size,parameter);
+        }
+        return 0;
+
     }
\ No newline at end of file
diff --git a/source/libublsettings-gtk3.h b/source/libublsettings-gtk3.h
index a78b872..030aee7 100644
--- a/source/libublsettings-gtk3.h
+++ b/source/libublsettings-gtk3.h
@@ -168,6 +168,8 @@ void yon_window_config_custom_window_get(GtkWindow *window, char *window_name);
 */
 void yon_window_config_custom_window_set(GtkWindow *window, char *window_name);
 
+int yon_window_config_check_exist(char *section, char *parameter);
+
 int yon_gtk_icon_view_hide_empty(dictionary *icon_view_segment);
 
 /**on_subwindow_close(GtkWidget *self)