Remove tui_scroll_direction enum

[deliverable/binutils-gdb.git] / gdb / tui / tui-winsource.c

diff --git a/gdb/tui/tui-winsource.c b/gdb/tui/tui-winsource.c
index 2de5c53214ece7fc9e850bf4369f8e46b1581474..e56fbcb76d6df069598b22c38c5ce47277bec0ee 100644 (file)
--- a/gdb/tui/tui-winsource.c
+++ b/gdb/tui/tui-winsource.c
@@ -332,21 +332,13 @@ tui_source_window_base::refill ()
 /* Scroll the source forward or backward horizontally.  */
 
 void
-tui_source_window_base::do_scroll_horizontal
-  (enum tui_scroll_direction direction, int num_to_scroll)
+tui_source_window_base::do_scroll_horizontal (int num_to_scroll)
 {
   if (content != NULL)
     {
-      int offset;
-
-      if (direction == LEFT_SCROLL)
-       offset = horizontal_offset + num_to_scroll;
-      else
-       {
-         offset = horizontal_offset - num_to_scroll;
-         if (offset < 0)
-           offset = 0;
-       }
+      int offset = horizontal_offset + num_to_scroll;
+      if (offset < 0)
+       offset = 0;
       horizontal_offset = offset;
       refill ();
     }
@@ -483,12 +475,11 @@ tui_update_breakpoint_info (struct tui_win_info *win,
    based upon the input window which is either the source or
    disassembly window.  */
 void
-tui_set_exec_info_content (struct tui_win_info *win_info)
+tui_set_exec_info_content (struct tui_source_window_base *win_info)
 {
-  tui_source_window_base *base = (tui_source_window_base *) win_info;
-  if (base->execution_info != NULL)
+  if (win_info->execution_info != NULL)
     {
-      struct tui_gen_win_info *exec_info_ptr = base->execution_info;
+      struct tui_gen_win_info *exec_info_ptr = win_info->execution_info;
 
       if (exec_info_ptr->content == NULL)
        exec_info_ptr->content =
@@ -532,10 +523,9 @@ tui_set_exec_info_content (struct tui_win_info *win_info)
 
 
 void
-tui_show_exec_info_content (struct tui_win_info *win_info)
+tui_show_exec_info_content (struct tui_source_window_base *win_info)
 {
-  tui_source_window_base *base = (tui_source_window_base *) win_info;
-  struct tui_gen_win_info *exec_info = base->execution_info;
+  struct tui_gen_win_info *exec_info = win_info->execution_info;
   int cur_line;
 
   werase (exec_info->handle);
@@ -552,28 +542,24 @@ tui_show_exec_info_content (struct tui_win_info *win_info)
 
 
 void
-tui_erase_exec_info_content (struct tui_win_info *win_info)
+tui_erase_exec_info_content (struct tui_source_window_base *win_info)
 {
-  tui_source_window_base *base = (tui_source_window_base *) win_info;
-  struct tui_gen_win_info *exec_info = base->execution_info;
+  struct tui_gen_win_info *exec_info = win_info->execution_info;
 
   werase (exec_info->handle);
   exec_info->refresh_window ();
 }
 
 void
-tui_clear_exec_info_content (struct tui_win_info *win_info)
+tui_clear_exec_info_content (struct tui_source_window_base *win_info)
 {
-  tui_source_window_base *base = (tui_source_window_base *) win_info;
-  base->execution_info->content_in_use = FALSE;
+  win_info->execution_info->content_in_use = FALSE;
   tui_erase_exec_info_content (win_info);
-
-  return;
 }
 
 /* Function to update the execution info window.  */
 void
-tui_update_exec_info (struct tui_win_info *win_info)
+tui_update_exec_info (struct tui_source_window_base *win_info)
 {
   tui_set_exec_info_content (win_info);
   tui_show_exec_info_content (win_info);