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 8ceb194e3923799f7a464595919d7e73483288b5..c623f5e2941d49a874f74d4d40a3fde022d00841 100644 (file)
--- a/gdb/tui/tui-source.h
+++ b/gdb/tui/tui-source.h
@@ -23,20 +23,62 @@
 #define TUI_TUI_SOURCE_H
 
 #include "tui/tui-data.h"
+#include "tui-winsource.h"
 
 struct symtab;
-struct tui_win_info;
 
-extern void tui_set_source_content_nil (struct tui_source_window_base *,
-                                       const char *);
+/* 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 ();
+
+  /* Answer whether a particular line number or address is displayed
+     in the current source window.  */
+  bool line_is_displayed (int line) const;
+
+  /* A token used to register and unregister an observer.  */
+  gdb::observers::token m_observable;
+};
 
-extern enum tui_status tui_set_source_content (tui_source_window_base *,
-                                              struct symtab *, 
-                                              int, int);
 extern void tui_show_symtab_source (tui_source_window_base *,
                                    struct gdbarch *, struct symtab *,
-                                   struct tui_line_or_address,
-                                   int);
-extern int tui_source_is_displayed (const char *);
+                                   struct tui_line_or_address);
 
 #endif /* TUI_TUI_SOURCE_H */