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/* TUI display source window.
Copyright (C) 1998-2024 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 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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, see <http://www.gnu.org/licenses/>. */
#ifndef TUI_TUI_SOURCE_H
#define TUI_TUI_SOURCE_H
#include "gdbsupport/gdb-checked-static-cast.h"
#include "tui/tui-data.h"
#include "tui-winsource.h"
/* 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 (const frame_info_ptr &fi, symtab_and_line sal) override;
void erase_source_content () override
{
do_erase_source_content (_("[ No Source Available ]"));
}
void display_start_addr (struct gdbarch **gdbarch_p,
CORE_ADDR *addr_p) override;
protected:
void do_scroll_vertical (int num_to_scroll) override;
bool set_contents (struct gdbarch *gdbarch,
const struct symtab_and_line &sal) override;
int extra_margin () const override
{
return m_digits;
}
void show_line_number (int lineno) const override;
private:
/* Answer whether a particular line number or address is displayed
in the current source window. */
bool line_is_displayed (int line) const;
/* How many digits to use when formatting the line number. This
includes the trailing space. */
int m_digits;
/* It is the resolved form as returned by symtab_to_fullname. */
gdb::unique_xmalloc_ptr<char> m_fullname;
/* A token used to register and unregister an observer. */
gdb::observers::token m_src_observable;
};
/* Return the instance of the source window. */
inline tui_source_window *
tui_src_win ()
{
return gdb::checked_static_cast<tui_source_window *> (tui_win_list[SRC_WIN]);
}
#endif /* TUI_TUI_SOURCE_H */
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