Introduce tui_gen_win_info::name method

This removes tui_win_name and replaces it with a method on
tui_gen_win_info, removing another spot that switched on window type.

gdb/ChangeLog
2019-06-25  Tom Tromey  <tom@tromey.com>

	* tui/tui-win.c (window_name_completer, tui_set_focus)
	(tui_all_windows_info): Use name method.
	* tui/tui-data.h (struct tui_gen_win_info)
	(struct tui_source_window, struct tui_disasm_window)
	(struct tui_data_window, struct tui_cmd_window) <name>: New
	method.
	(tui_win_name): Don't declare.
	* tui/tui-data.c (tui_partial_win_by_name): Use name method.
	(tui_win_name): Remove.

4 files changed, 43 insertions, 35 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index e7395da..fd95f6e 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,17 @@
 2019-06-25  Tom Tromey  <tom@tromey.com>
 
+	* tui/tui-win.c (window_name_completer, tui_set_focus)
+	(tui_all_windows_info): Use name method.
+	* tui/tui-data.h (struct tui_gen_win_info)
+	(struct tui_source_window, struct tui_disasm_window)
+	(struct tui_data_window, struct tui_cmd_window) <name>: New
+	method.
+	(tui_win_name): Don't declare.
+	* tui/tui-data.c (tui_partial_win_by_name): Use name method.
+	(tui_win_name): Remove.
+
+2019-06-25  Tom Tromey  <tom@tromey.com>
+
 	* tui/tui-winsource.h (tui_update_source_window)
 	(tui_update_source_window_as_is): Change parameter type.
 	* tui/tui-winsource.c (tui_update_source_window): Change win_info
diff --git a/gdb/tui/tui-data.c b/gdb/tui/tui-data.c
index c9f401f..79990b8 100644
--- a/gdb/tui/tui-data.c
+++ b/gdb/tui/tui-data.c
@@ -337,7 +337,7 @@ tui_partial_win_by_name (const char *name)
 	{
           if (tui_win_list[i] != 0)
             {
-              const char *cur_name = tui_win_name (tui_win_list[i]);
+              const char *cur_name = tui_win_list[i]->name ();
 
               if (strlen (name) <= strlen (cur_name)
 		  && startswith (cur_name, name))
@@ -351,35 +351,6 @@ tui_partial_win_by_name (const char *name)
 }
 
 
-/* Answer the name of the window.  */
-const char *
-tui_win_name (const struct tui_gen_win_info *win_info)
-{
-  const char *name = NULL;
-
-  switch (win_info->type)
-    {
-    case SRC_WIN:
-      name = SRC_NAME;
-      break;
-    case CMD_WIN:
-      name = CMD_NAME;
-      break;
-    case DISASSEM_WIN:
-      name = DISASSEM_NAME;
-      break;
-    case DATA_WIN:
-      name = DATA_NAME;
-      break;
-    default:
-      name = "";
-      break;
-    }
-
-  return name;
-}
-
-
 void
 tui_initialize_static_data (void)
 {
diff --git a/gdb/tui/tui-data.h b/gdb/tui/tui-data.h
index 8f77c9d..d977c57 100644
--- a/gdb/tui/tui-data.h
+++ b/gdb/tui/tui-data.h
@@ -51,6 +51,12 @@ struct tui_gen_win_info
   /* Call to refresh this window.  */
   virtual void refresh_window ();
 
+  /* Return the name of this type of window.  */
+  virtual const char *name () const
+  {
+    return "";
+  }
+
   /* Window handle.  */
   WINDOW *handle = nullptr;
   /* Type of window.  */
@@ -383,6 +389,11 @@ struct tui_source_window : public tui_source_window_base
 
   DISABLE_COPY_AND_ASSIGN (tui_source_window);
 
+  const char *name () const override
+  {
+    return SRC_NAME;
+  }
+
 protected:
 
   void do_scroll_vertical (enum tui_scroll_direction,
@@ -400,6 +411,11 @@ struct tui_disasm_window : public tui_source_window_base
 
   DISABLE_COPY_AND_ASSIGN (tui_disasm_window);
 
+  const char *name () const override
+  {
+    return DISASSEM_NAME;
+  }
+
 protected:
 
   void do_scroll_vertical (enum tui_scroll_direction,
@@ -423,6 +439,11 @@ struct tui_data_window : public tui_win_info
 
   void refresh_window () override;
 
+  const char *name () const override
+  {
+    return DATA_NAME;
+  }
+
   /* Start of data display content.  */
   tui_win_content data_content = NULL;
   int data_content_count = 0;
@@ -465,6 +486,11 @@ struct tui_cmd_window : public tui_win_info
   {
   }
 
+  const char *name () const override
+  {
+    return CMD_NAME;
+  }
+
   int start_line = 0;
 
 protected:
@@ -502,7 +528,6 @@ extern void tui_free_win_content (struct tui_gen_win_info *);
 extern void tui_free_data_content (tui_win_content, int);
 extern void tui_free_all_source_wins_content (void);
 extern struct tui_win_info *tui_partial_win_by_name (const char *);
-extern const char *tui_win_name (const struct tui_gen_win_info *);
 extern enum tui_layout_type tui_current_layout (void);
 extern void tui_set_current_layout_to (enum tui_layout_type);
 extern int tui_term_height (void);
diff --git a/gdb/tui/tui-win.c b/gdb/tui/tui-win.c
index c8fd267..33dcb3b 100644
--- a/gdb/tui/tui-win.c
+++ b/gdb/tui/tui-win.c
@@ -376,7 +376,7 @@ window_name_completer (completion_tracker &tracker,
 	  || !tui_win_list[win_type]->is_visible)
 	continue;
 
-      completion_name = tui_win_name (tui_win_list [win_type]);
+      completion_name = tui_win_list[win_type]->name ();
       gdb_assert (completion_name != NULL);
       completion_name_vec.push_back (completion_name);
     }
@@ -869,7 +869,7 @@ The window name specified must be valid and visible.\n"));
 	TUI_DATA_WIN->refresh_all ();
       xfree (buf_ptr);
       printf_filtered (_("Focus set to %s window.\n"),
-		       tui_win_name (tui_win_with_focus ()));
+		       tui_win_with_focus ()->name ());
     }
   else
     warning (_("Incorrect Number of Arguments.\n%s"), FOCUS_USAGE);
@@ -896,11 +896,11 @@ tui_all_windows_info (const char *arg, int from_tty)
       {
 	if (win_with_focus == tui_win_list[type])
 	  printf_filtered ("        %s\t(%d lines)  <has focus>\n",
-			   tui_win_name (tui_win_list[type]),
+			   tui_win_list[type]->name (),
 			   tui_win_list[type]->height);
 	else
 	  printf_filtered ("        %s\t(%d lines)\n",
-			   tui_win_name (tui_win_list[type]),
+			   tui_win_list[type]->name (),
 			   tui_win_list[type]->height);
       }
 }