Introduce tui_source_window_base::set_contents method

[deliverable/binutils-gdb.git] / gdb / tui / tui-source.h

diff --git a/gdb/tui/tui-source.h b/gdb/tui/tui-source.h
index 96cf8652aca991a9142d590a323db7deedf560c2..c623f5e2941d49a874f74d4d40a3fde022d00841 100644 (file)
--- a/gdb/tui/tui-source.h
+++ b/gdb/tui/tui-source.h
@@ -1,12 +1,14 @@
 /* TUI display source window.
-   Copyright 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+
+   Copyright (C) 1998-2019 Free Software Foundation, Inc.
+
    Contributed by Hewlett-Packard Company.
 
    This file is part of GDB.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -15,19 +17,68 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef TUI_TUI_SOURCE_H
+#define TUI_TUI_SOURCE_H
+
+#include "tui/tui-data.h"
+#include "tui-winsource.h"
+
+struct symtab;
+
+/* A TUI source window.  */
+
+struct tui_source_window : public tui_source_window_base
+{
+  tui_source_window ();
+  ~tui_source_window ();
+
+  DISABLE_COPY_AND_ASSIGN (tui_source_window);
+
+  const char *name () const override
+  {
+    return SRC_NAME;
+  }
+
+  /* Return true if the location LOC corresponds to the line number
+     LINE_NO in this source window; false otherwise.  */
+  bool location_matches_p (struct bp_location *loc, int line_no) override;
+
+  bool showing_source_p (const char *filename) const;
+
+  void maybe_update (struct frame_info *fi, symtab_and_line sal,
+                    int line_no, CORE_ADDR addr)
+    override;
+
+  void erase_source_content () override
+  {
+    do_erase_source_content (NO_SRC_STRING);
+  }
+
+protected:
+
+  void do_scroll_vertical (int num_to_scroll) override;
+
+  enum tui_status set_contents
+    (struct gdbarch *gdbarch,
+     struct symtab *s,
+     struct tui_line_or_address line_or_addr) override;
+
+private:
+
+  void style_changed ();
 
-#ifndef _TUI_SOURCE_H
-#define _TUI_SOURCE_H
+  /* Answer whether a particular line number or address is displayed
+     in the current source window.  */
+  bool line_is_displayed (int line) const;
 
-#include "defs.h"
+  /* A token used to register and unregister an observer.  */
+  gdb::observers::token m_observable;
+};
 
-extern TuiStatus tuiSetSourceContent (struct symtab *, int, int);
-extern void tuiShowSource (struct symtab *, TuiLineOrAddress, int);
-extern int tuiSourceIsDisplayed (char *);
-extern void tuiVerticalSourceScroll (TuiScrollDirection, int);
+extern void tui_show_symtab_source (tui_source_window_base *,
+                                   struct gdbarch *, struct symtab *,
+                                   struct tui_line_or_address);
 
-#endif
-/*_TUI_SOURCE_H*/
+#endif /* TUI_TUI_SOURCE_H */