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/* Copyright (C) 2016-2023 Free Software Foundation, Inc.
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_OUT_H
#define TUI_TUI_OUT_H
#include "cli-out.h"
/* A ui_out class for the TUI. This is just like the CLI's ui_out,
except that it overrides output methods to detect when a source
line is being printed and show the source in the TUI's source
window instead of printing the line in the console window. */
class tui_ui_out : public cli_ui_out
{
public:
explicit tui_ui_out (ui_file *stream);
protected:
void do_field_signed (int fldno, int width, ui_align align, const char *fldname,
LONGEST value) override;
void do_field_string (int fldno, int width, ui_align align, const char *fldname,
const char *string, const ui_file_style &style) override;
void do_field_fmt (int fldno, int width, ui_align align, const char *fldname,
const ui_file_style &style,
const char *format, va_list args) override
ATTRIBUTE_PRINTF (7, 0);
void do_text (const char *string) override;
private:
/* These fields are used to make print_source_lines show the source
in the TUI's source window instead of in the console.
M_START_OF_LINE is incremented whenever something is output to
the ui_out. If an integer field named "line" is printed on the
ui_out, and nothing else has been printed yet (both
M_START_OF_LINE and M_LINE are still 0), we assume
print_source_lines is starting to print a source line, and thus
record the line number in M_LINE. Afterwards, when we see a
string field named "fullname" being output, we take the fullname
and the recorded line and show the source line in the TUI's
source window. tui_ui_out::do_text() suppresses text output
until it sees an endline being printed, at which point these
variables are reset back to 0. */
int m_line = 0;
int m_start_of_line = 0;
};
#endif /* TUI_TUI_OUT_H */
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