mutter/src/meta/util.h

232 lines
6.7 KiB
C

/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* Mutter utilities */
/*
* Copyright (C) 2001 Havoc Pennington
* Copyright (C) 2005 Elijah Newren
*
* 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 (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/>.
*/
#pragma once
#include <glib.h>
#include <glib-object.h>
#include "meta/common.h"
#include "meta/meta-later.h"
META_EXPORT
gboolean meta_is_verbose (void);
META_EXPORT
gboolean meta_is_wayland_compositor (void);
META_EXPORT
void meta_bug (const char *format,
...) G_GNUC_PRINTF (1, 2);
META_EXPORT
void meta_warning (const char *format,
...) G_GNUC_PRINTF (1, 2);
META_EXPORT
void meta_fatal (const char *format,
...) G_GNUC_PRINTF (1, 2) G_GNUC_NORETURN G_ANALYZER_NORETURN;
/**
* MetaDebugTopic:
* @META_DEBUG_VERBOSE: verbose logging
* @META_DEBUG_FOCUS: focus
* @META_DEBUG_WORKAREA: workarea
* @META_DEBUG_STACK: stack
* @META_DEBUG_SM: session management
* @META_DEBUG_EVENTS: events
* @META_DEBUG_WINDOW_STATE: window state
* @META_DEBUG_WINDOW_OPS: window operations
* @META_DEBUG_GEOMETRY: geometry
* @META_DEBUG_PLACEMENT: window placement
* @META_DEBUG_PING: ping
* @META_DEBUG_KEYBINDINGS: keybindings
* @META_DEBUG_SYNC: sync
* @META_DEBUG_STARTUP: startup
* @META_DEBUG_PREFS: preferences
* @META_DEBUG_GROUPS: groups
* @META_DEBUG_RESIZING: resizing
* @META_DEBUG_SHAPES: shapes
* @META_DEBUG_EDGE_RESISTANCE: edge resistance
* @META_DEBUG_WAYLAND: Wayland
* @META_DEBUG_KMS: kernel mode setting
* @META_DEBUG_SCREEN_CAST: screencasting
* @META_DEBUG_REMOTE_DESKTOP: remote desktop
* @META_DEBUG_BACKEND: backend
* @META_DEBUG_RENDER: native backend rendering
* @META_DEBUG_COLOR: color management
* @META_DEBUG_INPUT_EVENTS: input events
* @META_DEBUG_EIS: eis state
*/
typedef enum
{
META_DEBUG_VERBOSE = -1,
META_DEBUG_FOCUS = 1 << 0,
META_DEBUG_WORKAREA = 1 << 1,
META_DEBUG_STACK = 1 << 2,
META_DEBUG_SM = 1 << 3,
META_DEBUG_EVENTS = 1 << 4,
META_DEBUG_WINDOW_STATE = 1 << 5,
META_DEBUG_WINDOW_OPS = 1 << 6,
META_DEBUG_GEOMETRY = 1 << 7,
META_DEBUG_PLACEMENT = 1 << 8,
META_DEBUG_PING = 1 << 9,
META_DEBUG_KEYBINDINGS = 1 << 10,
META_DEBUG_SYNC = 1 << 11,
META_DEBUG_STARTUP = 1 << 12,
META_DEBUG_PREFS = 1 << 13,
META_DEBUG_GROUPS = 1 << 14,
META_DEBUG_RESIZING = 1 << 15,
META_DEBUG_SHAPES = 1 << 16,
META_DEBUG_EDGE_RESISTANCE = 1 << 17,
META_DEBUG_DBUS = 1 << 18,
META_DEBUG_INPUT = 1 << 19,
META_DEBUG_WAYLAND = 1 << 20,
META_DEBUG_KMS = 1 << 21,
META_DEBUG_SCREEN_CAST = 1 << 22,
META_DEBUG_REMOTE_DESKTOP = 1 << 23,
META_DEBUG_BACKEND = 1 << 24,
META_DEBUG_RENDER = 1 << 25,
META_DEBUG_COLOR = 1 << 26,
META_DEBUG_INPUT_EVENTS = 1 << 27,
META_DEBUG_EIS = 1 << 28,
} MetaDebugTopic;
/**
* MetaDebugPaintFlag:
* @META_DEBUG_PAINT_NONE: default
* @META_DEBUG_PAINT_OPAQUE_REGION: paint opaque regions
*/
typedef enum
{
META_DEBUG_PAINT_NONE = 0,
META_DEBUG_PAINT_OPAQUE_REGION = 1 << 0,
} MetaDebugPaintFlag;
META_EXPORT
gboolean meta_is_topic_enabled (MetaDebugTopic topic);
META_EXPORT
void meta_add_verbose_topic (MetaDebugTopic topic);
META_EXPORT
void meta_remove_verbose_topic (MetaDebugTopic topic);
META_EXPORT
void meta_push_no_msg_prefix (void);
META_EXPORT
void meta_pop_no_msg_prefix (void);
META_EXPORT
gint meta_unsigned_long_equal (gconstpointer v1,
gconstpointer v2);
META_EXPORT
guint meta_unsigned_long_hash (gconstpointer v);
META_EXPORT
const char* meta_frame_type_to_string (MetaFrameType type);
META_EXPORT
const char* meta_gravity_to_string (MetaGravity gravity);
META_EXPORT
char* meta_external_binding_name_for_action (guint keybinding_action);
META_EXPORT
char* meta_g_utf8_strndup (const gchar *src, gsize n);
/* To disable verbose mode, we make these functions into no-ops */
#ifdef WITH_VERBOSE_MODE
const char * meta_topic_to_string (MetaDebugTopic topic);
META_EXPORT
void meta_log (const char *format, ...) G_GNUC_PRINTF (1, 2);
#define meta_topic(debug_topic, ...) \
G_STMT_START \
{ \
if (meta_is_topic_enabled (debug_topic)) \
{ \
g_autofree char *_topic_message = NULL; \
\
_topic_message = g_strdup_printf (__VA_ARGS__); \
meta_log ("%s: %s", meta_topic_to_string (debug_topic), \
_topic_message); \
} \
} \
G_STMT_END
#define meta_verbose(...) meta_topic (META_DEBUG_VERBOSE, __VA_ARGS__)
#else
# ifdef G_HAVE_ISO_VARARGS
# define meta_verbose(...)
# define meta_topic(...)
# elif defined(G_HAVE_GNUC_VARARGS)
# define meta_verbose(format...)
# define meta_topic(format...)
# else
# error "This compiler does not support varargs macros and thus verbose mode can't be disabled meaningfully"
# endif
#endif /* !WITH_VERBOSE_MODE */
typedef enum
{
META_LOCALE_DIRECTION_LTR,
META_LOCALE_DIRECTION_RTL,
} MetaLocaleDirection;
META_EXPORT
MetaLocaleDirection meta_get_locale_direction (void);
META_EXPORT
void meta_add_clutter_debug_flags (ClutterDebugFlag debug_flags,
ClutterDrawDebugFlag draw_flags,
ClutterPickDebugFlag pick_flags);
META_EXPORT
void meta_remove_clutter_debug_flags (ClutterDebugFlag debug_flags,
ClutterDrawDebugFlag draw_flags,
ClutterPickDebugFlag pick_flags);
META_EXPORT
void meta_get_clutter_debug_flags (ClutterDebugFlag *debug_flags,
ClutterDrawDebugFlag *draw_flags,
ClutterPickDebugFlag *pick_flags);
META_EXPORT
void meta_add_debug_paint_flag (MetaDebugPaintFlag flag);
META_EXPORT
void meta_remove_debug_paint_flag (MetaDebugPaintFlag flag);
META_EXPORT
MetaDebugPaintFlag meta_get_debug_paint_flags (void);
META_EXPORT
char * meta_accelerator_name (ClutterModifierType accelerator_mods,
unsigned int accelerator_key);