Introduce set_highlight method

This introduces the tui_win_info::set_highlight method, and changes
the highlighting-related code to use bool rather than int.

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

	* tui/tui-wingeneral.c (tui_unhighlight_win, tui_highlight_win):
	Update.
	* tui/tui-layout.c (make_command_window)
	(show_source_disasm_command, show_data, init_and_make_win)
	(show_source_or_disasm_and_command): Update.
	* tui/tui-data.h (struct tui_win_info) <set_highlight>: New
	method.
	<can_highight, is_highlighted>: Now bool.
	(tui_set_win_highlight): Don't declare.
	* tui/tui-data.c (tui_set_win_highlight): Remove.

5 files changed, 32 insertions, 23 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 0d66374..71fe526 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,18 @@
 2019-06-25  Tom Tromey  <tom@tromey.com>
 
+	* tui/tui-wingeneral.c (tui_unhighlight_win, tui_highlight_win):
+	Update.
+	* tui/tui-layout.c (make_command_window)
+	(show_source_disasm_command, show_data, init_and_make_win)
+	(show_source_or_disasm_and_command): Update.
+	* tui/tui-data.h (struct tui_win_info) <set_highlight>: New
+	method.
+	<can_highight, is_highlighted>: Now bool.
+	(tui_set_win_highlight): Don't declare.
+	* tui/tui-data.c (tui_set_win_highlight): Remove.
+
+2019-06-25  Tom Tromey  <tom@tromey.com>
+
 	* tui/tui-wingeneral.c (make_visible): Remove check of window
 	type.
 
diff --git a/gdb/tui/tui-data.c b/gdb/tui/tui-data.c
index 3298eb8..a351113 100644
--- a/gdb/tui/tui-data.c
+++ b/gdb/tui/tui-data.c
@@ -69,14 +69,6 @@ tui_win_is_auxillary (enum tui_win_type win_type)
   return (win_type > MAX_MAJOR_WINDOWS);
 }
 
-void
-tui_set_win_highlight (struct tui_win_info *win_info, 
-		       int highlight)
-{
-  if (win_info != NULL)
-    win_info->is_highlighted = highlight;
-}
-
 /******************************************
 ** ACCESSORS & MUTATORS FOR PRIVATE DATA
 ******************************************/
diff --git a/gdb/tui/tui-data.h b/gdb/tui/tui-data.h
index 08b0dad..572fea5 100644
--- a/gdb/tui/tui-data.h
+++ b/gdb/tui/tui-data.h
@@ -276,6 +276,12 @@ public:
   /* Compute the maximum height of this window.  */
   virtual int max_height () const;
 
+  /* Set whether this window is highglighted.  */
+  void set_highlight (bool highlight)
+  {
+    is_highlighted = highlight;
+  }
+
   /* Methods to scroll the contents of this window.  Note that they
      are named with "_scroll" coming at the end because the more
      obvious "scroll_forward" is defined as a macro in term.h.  */
@@ -287,10 +293,10 @@ public:
   struct tui_gen_win_info generic;	/* General window information.  */
 
   /* Can this window ever be highlighted?  */
-  int can_highlight = 0;
+  bool can_highlight = false;
 
   /* Is this window highlighted?  */
-  int is_highlighted = 0;
+  bool is_highlighted = false;
 };
 
 /* The base class for all source-like windows, namely the source and
@@ -447,8 +453,6 @@ protected:
 };
 
 extern int tui_win_is_auxillary (enum tui_win_type win_type);
-extern void tui_set_win_highlight (struct tui_win_info *win_info,
-				   int highlight);
 
 
 /* Global Data.  */
diff --git a/gdb/tui/tui-layout.c b/gdb/tui/tui-layout.c
index 9b2bd0b..d060c5c 100644
--- a/gdb/tui/tui-layout.c
+++ b/gdb/tui/tui-layout.c
@@ -546,7 +546,7 @@ make_command_window (int height, int origin_y)
 						 0,
 						 origin_y,
 						 DONT_BOX_WINDOW);
-  result->can_highlight = FALSE;
+  result->can_highlight = false;
   return result;
 }
 
@@ -627,7 +627,7 @@ show_source_disasm_command (void)
 			     TUI_SRC_WIN->generic.width,
 			     TUI_SRC_WIN->execution_info->width,
 			     0);
-	  TUI_SRC_WIN->can_highlight = TRUE;
+	  TUI_SRC_WIN->can_highlight = true;
 	  init_gen_win_info (TUI_SRC_WIN->execution_info,
 			     EXEC_INFO_WIN,
 			     src_height,
@@ -677,7 +677,7 @@ show_source_disasm_command (void)
 			     3,
 			     0,
 			     src_height - 1);
-	  TUI_DISASM_WIN->can_highlight = TRUE;
+	  TUI_DISASM_WIN->can_highlight = true;
 	  tui_make_visible (&TUI_DISASM_WIN->generic);
 	  tui_make_visible (TUI_DISASM_WIN->execution_info);
 	}
@@ -698,7 +698,7 @@ show_source_disasm_command (void)
 			     TUI_CMD_WIN->generic.width,
 			     0,
 			     TUI_CMD_WIN->generic.origin.y);
-	  TUI_CMD_WIN->can_highlight = FALSE;
+	  TUI_CMD_WIN->can_highlight = false;
 	  tui_make_visible (&TUI_CMD_WIN->generic);
 	}
       tui_refresh_win (&TUI_CMD_WIN->generic);
@@ -723,7 +723,7 @@ show_data (enum tui_layout_type new_layout)
   tui_make_all_invisible ();
   tui_make_invisible (locator);
   make_data_window (&tui_win_list[DATA_WIN], data_height, 0);
-  TUI_DATA_WIN->can_highlight = TRUE;
+  TUI_DATA_WIN->can_highlight = true;
   if (new_layout == SRC_DATA_COMMAND)
     win_type = SRC_WIN;
   else
@@ -835,9 +835,9 @@ init_and_make_win (void *opaque_win_info,
   if (!tui_win_is_auxillary (win_type))
     {
       if (generic->type == CMD_WIN)
-	((struct tui_win_info *) opaque_win_info)->can_highlight = FALSE;
+	((struct tui_win_info *) opaque_win_info)->can_highlight = false;
       else
-	((struct tui_win_info *) opaque_win_info)->can_highlight = TRUE;
+	((struct tui_win_info *) opaque_win_info)->can_highlight = true;
     }
   tui_make_window (generic, box_it);
 
@@ -942,7 +942,7 @@ show_source_or_disasm_and_command (enum tui_layout_type layout_type)
 			     3,
 			     0,
 			     0);
-	  base->can_highlight = TRUE;
+	  base->can_highlight = true;
 	  tui_make_visible (&(*win_info_ptr)->generic);
 	  tui_make_visible (base->execution_info);
 	}
@@ -966,7 +966,7 @@ show_source_or_disasm_and_command (enum tui_layout_type layout_type)
 			     TUI_CMD_WIN->generic.width,
 			     TUI_CMD_WIN->generic.origin.x,
 			     TUI_CMD_WIN->generic.origin.y);
-	  TUI_CMD_WIN->can_highlight = FALSE;
+	  TUI_CMD_WIN->can_highlight = false;
 	  tui_make_visible (&TUI_CMD_WIN->generic);
 	}
       tui_set_current_layout_to (layout_type);
diff --git a/gdb/tui/tui-wingeneral.c b/gdb/tui/tui-wingeneral.c
index 73d77ce..c177828 100644
--- a/gdb/tui/tui-wingeneral.c
+++ b/gdb/tui/tui-wingeneral.c
@@ -114,7 +114,7 @@ tui_unhighlight_win (struct tui_win_info *win_info)
     {
       box_win (&win_info->generic, NO_HILITE);
       wrefresh (win_info->generic.handle);
-      tui_set_win_highlight (win_info, 0);
+      win_info->set_highlight (false);
     }
 }
 
@@ -128,7 +128,7 @@ tui_highlight_win (struct tui_win_info *win_info)
     {
       box_win (&win_info->generic, HILITE);
       wrefresh (win_info->generic.handle);
-      tui_set_win_highlight (win_info, 1);
+      win_info->set_highlight (true);
     }
 }