binutils-gdb/gdb/cli/cli-style.h
Tom Tromey d085f98901 Add the "set style source" command
This adds "set style source" (and "show style source") commands.  This
gives the user control over whether source code is highlighted.

gdb/ChangeLog
2019-03-14  Tom Tromey  <tromey@adacore.com>

	* NEWS: Add item for "style sources" commands.
	* source-cache.c (source_cache::get_source_lines): Check
	source_styling.
	* cli/cli-style.c (source_styling): New global.
	(_initialize_cli_style): Add "style sources" commands.
	(show_style_sources): New function.
	* cli/cli-style.h (source_styling): Declare.

gdb/doc/ChangeLog
2019-03-14  Tom Tromey  <tromey@adacore.com>

	* gdb.texinfo (Output Styling): Document "set style source" and
	"show style source".

gdb/testsuite/ChangeLog
2019-03-14  Tom Tromey  <tromey@adacore.com>

	* gdb.base/style.exp: Add "set style sources" test.
2019-03-14 05:47:11 -06:00

103 lines
3.2 KiB
C++

/* CLI stylizing
Copyright (C) 2018-2019 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 CLI_CLI_STYLE_H
#define CLI_CLI_STYLE_H
#include "ui-file.h"
/* A single CLI style option. */
class cli_style_option
{
public:
/* Construct a CLI style option with a foreground color. */
cli_style_option (ui_file_style::basic_color fg);
/* Return a ui_file_style corresponding to the settings in this CLI
style. */
ui_file_style style () const;
/* Call once to register this CLI style with the CLI engine. */
void add_setshow_commands (const char *name,
enum command_class theclass,
const char *prefix_doc,
struct cmd_list_element **set_list,
void (*do_set) (const char *args, int from_tty),
struct cmd_list_element **show_list,
void (*do_show) (const char *args, int from_tty));
/* Return the 'set style NAME' command list, that can be used
to build a lambda DO_SET to call add_setshow_commands. */
struct cmd_list_element *set_list () { return m_set_list; };
/* Same as SET_LIST but for the show command list. */
struct cmd_list_element *show_list () { return m_show_list; };
private:
/* The foreground. */
const char *m_foreground;
/* The background. */
const char *m_background;
/* The intensity. */
const char *m_intensity;
/* Storage for prefixes needed when registering the commands. */
std::string m_show_prefix;
std::string m_set_prefix;
/* Storage for command lists needed when registering
subcommands. */
struct cmd_list_element *m_set_list = nullptr;
struct cmd_list_element *m_show_list = nullptr;
/* Callback to show the foreground. */
static void do_show_foreground (struct ui_file *file, int from_tty,
struct cmd_list_element *cmd,
const char *value);
/* Callback to show the background. */
static void do_show_background (struct ui_file *file, int from_tty,
struct cmd_list_element *cmd,
const char *value);
/* Callback to show the intensity. */
static void do_show_intensity (struct ui_file *file, int from_tty,
struct cmd_list_element *cmd,
const char *value);
};
/* The file name style. */
extern cli_style_option file_name_style;
/* The function name style. */
extern cli_style_option function_name_style;
/* The variable name style. */
extern cli_style_option variable_name_style;
/* The address style. */
extern cli_style_option address_style;
/* True if source styling is enabled. */
extern int source_styling;
/* True if styling is enabled. */
extern int cli_styling;
#endif /* CLI_CLI_STYLE_H */