Simplify show_source_or_disasm_and_command

This changes show_source_or_disasm_and_command to unify the creation
and re-initialization cases.

gdb/ChangeLog
2019-07-17  Tom Tromey  <tom@tromey.com>

	* tui/tui-layout.c (show_source_or_disasm_and_command): Unify
	creation and re-initialization cases.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8de1558..6d50df1 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,10 @@
 2019-07-17  Tom Tromey  <tom@tromey.com>
 
+       * tui/tui-layout.c (show_source_or_disasm_and_command): Unify
+       creation and re-initialization cases.
+
+2019-07-17  Tom Tromey  <tom@tromey.com>
+
        * tui/tui-regs.c (tui_get_register): Return void.
 
 2019-07-17  Tom Tromey  <tom@tromey.com>

diff --git a/gdb/tui/tui-layout.c b/gdb/tui/tui-layout.c
index 4e914b7..83eb0df 100644 (file)
--- a/gdb/tui/tui-layout.c
+++ b/gdb/tui/tui-layout.c
@@ -693,7 +693,7 @@ show_source_or_disasm_and_command (enum tui_layout_type layout_type)
 {
   if (tui_current_layout () != layout_type)
     {
-      struct tui_win_info **win_info_ptr;
+      struct tui_source_window_base *win_info;
       int src_height, cmd_height;
       struct tui_locator_window *locator = tui_locator_win_info_ptr ();
       gdb_assert (locator != nullptr);
@@ -705,42 +705,33 @@ show_source_or_disasm_and_command (enum tui_layout_type layout_type)
       src_height = tui_term_height () - cmd_height;
 
       if (layout_type == SRC_COMMAND)
-       win_info_ptr = &tui_win_list[SRC_WIN];
-      else
-       win_info_ptr = &tui_win_list[DISASSEM_WIN];
-
-      tui_source_window_base *base;
-      if ((*win_info_ptr) == NULL)
        {
-         if (layout_type == SRC_COMMAND)
-           *win_info_ptr = make_source_window (src_height - 1, 0);
-         else
-           *win_info_ptr = make_disasm_window (src_height - 1, 0);
-         locator->reset (2 /* 1 */ ,
-                         tui_term_width (),
-                         0,
-                         src_height - 1);
-         base = (tui_source_window_base *) *win_info_ptr;
+         if (tui_win_list[SRC_WIN] == nullptr)
+           tui_win_list[SRC_WIN] = new tui_source_window ();
+         win_info = TUI_SRC_WIN;
        }
       else
        {
-         base = (tui_source_window_base *) *win_info_ptr;
-         locator->reset (2 /* 1 */ ,
-                         tui_term_width (),
-                         0,
-                         src_height - 1);
-         base->m_has_locator = true;
-         (*win_info_ptr)->reset (src_height - 1,
-                                 tui_term_width (),
-                                 0,
-                                 0);
-         tui_make_visible (*win_info_ptr);
+         if (tui_win_list[DISASSEM_WIN] == nullptr)
+           tui_win_list[DISASSEM_WIN] = new tui_disasm_window ();
+         win_info = TUI_DISASM_WIN;
        }
 
-      base->m_has_locator = true;
+      locator->reset (2 /* 1 */ ,
+                     tui_term_width (),
+                     0,
+                     src_height - 1);
+      win_info->reset (src_height - 1,
+                      tui_term_width (),
+                      0,
+                      0);
+      tui_make_visible (win_info);
+
+
+      win_info->m_has_locator = true;
       tui_make_visible (locator);
       tui_show_locator_content ();
-      tui_show_source_content (base);
+      tui_show_source_content (win_info);
 
       if (TUI_CMD_WIN == NULL)
        {