This file is indexed.

/usr/include/mutter/meta/meta-plugin.h is in libmutter-dev 3.10.4-0ubuntu2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */

/*
 * Copyright (c) 2008 Intel Corp.
 *
 * Author: Tomas Frydrych <tf@linux.intel.com>
 *
 * 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 */

#ifndef META_PLUGIN_H_
#define META_PLUGIN_H_

#include <meta/types.h>
#include <meta/compositor.h>
#include <meta/compositor-mutter.h>

#include <clutter/clutter.h>
#include <X11/extensions/Xfixes.h>
#include <gmodule.h>

#define META_TYPE_PLUGIN            (meta_plugin_get_type ())
#define META_PLUGIN(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_PLUGIN, MetaPlugin))
#define META_PLUGIN_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  META_TYPE_PLUGIN, MetaPluginClass))
#define META_IS_PLUGIN(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_PLUGIN))
#define META_IS_PLUGIN_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  META_TYPE_PLUGIN))
#define META_PLUGIN_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  META_TYPE_PLUGIN, MetaPluginClass))

typedef struct _MetaPlugin        MetaPlugin;
typedef struct _MetaPluginClass   MetaPluginClass;
typedef struct _MetaPluginVersion MetaPluginVersion;
typedef struct _MetaPluginInfo    MetaPluginInfo;
typedef struct _MetaPluginPrivate MetaPluginPrivate;

struct _MetaPlugin
{
  GObject parent;

  MetaPluginPrivate *priv;
};

/**
 * MetaPluginClass:
 * @start: virtual function called when the compositor starts managing a screen
 * @minimize: virtual function called when a window is minimized
 * @maximize: virtual function called when a window is maximized
 * @unmaximize: virtual function called when a window is unmaximized
 * @map: virtual function called when a window is mapped
 * @destroy: virtual function called when a window is destroyed
 * @switch_workspace: virtual function called when the user switches to another
 * workspace
 * @kill_window_effects: virtual function called when the effects on a window
 * need to be killed prematurely; the plugin must call the completed() callback
 * as if the effect terminated naturally
 * @kill_switch_workspace: virtual function called when the workspace-switching
 * effect needs to be killed prematurely
 * @xevent_filter: virtual function called when handling each event
 * @keybinding_filter: virtual function called when handling each keybinding
 * @plugin_info: virtual function that returns information about the
 * #MetaPlugin
 */
struct _MetaPluginClass
{
  /*< private >*/
  GObjectClass parent_class;

  /*< public >*/

  /**
   * MetaPluginClass::start:
   *
   * Virtual function called when the compositor starts managing a screen
   */
  void (*start)            (MetaPlugin         *plugin);

  /**
   * MetaPluginClass::minimize:
   * @actor: a #MetaWindowActor
   *
   * Virtual function called when the window represented by @actor is minimized.
   */
  void (*minimize)         (MetaPlugin         *plugin,
                            MetaWindowActor    *actor);

  /**
   * MetaPluginClass::maximize:
   * @actor: a #MetaWindowActor
   * @x: target X coordinate
   * @y: target Y coordinate
   * @width: target width
   * @height: target height
   *
   * Virtual function called when the window represented by @actor is maximized.
   */
  void (*maximize)         (MetaPlugin         *plugin,
                            MetaWindowActor    *actor,
                            gint                x,
                            gint                y,
                            gint                width,
                            gint                height);

  /**
   * MetaPluginClass::unmaximize:
   * @actor: a #MetaWindowActor
   * @x: target X coordinate
   * @y: target Y coordinate
   * @width: target width
   * @height: target height
   *
   * Virtual function called when the window represented by @actor is unmaximized.
   */
  void (*unmaximize)       (MetaPlugin         *plugin,
                            MetaWindowActor    *actor,
                            gint                x,
                            gint                y,
                            gint                width,
                            gint                height);

  /**
   * MetaPluginClass::map:
   * @actor: a #MetaWindowActor
   *
   * Virtual function called when the window represented by @actor is mapped.
   */
  void (*map)              (MetaPlugin         *plugin,
                            MetaWindowActor    *actor);

  /**
   * MetaPluginClass::destroy:
   * @actor: a #MetaWindowActor
   *
   * Virtual function called when the window represented by @actor is destroyed.
   */
  void (*destroy)          (MetaPlugin         *plugin,
                            MetaWindowActor    *actor);

  /**
   * MetaPluginClass::switch_workspace:
   * @from: origin workspace
   * @to: destination workspace
   * @direction: a #MetaMotionDirection
   *
   * Virtual function called when the window represented by @actor is destroyed.
   */
  void (*switch_workspace) (MetaPlugin         *plugin,
                            gint                from,
                            gint                to,
                            MetaMotionDirection direction);


  /**
   * MetaPluginClass::kill_window_effects:
   * @actor: a #MetaWindowActor
   *
   * Virtual function called when the effects on @actor need to be killed
   * prematurely; the plugin must call the completed() callback as if the effect
   * terminated naturally.
   */
  void (*kill_window_effects)      (MetaPlugin      *plugin,
                                    MetaWindowActor *actor);

  /**
   * MetaPluginClass::kill_switch_workspace:
   *
   * Virtual function called when the workspace-switching effect needs to be
   * killed prematurely.
   */
  void (*kill_switch_workspace)    (MetaPlugin     *plugin);

  /**
   * MetaPluginClass::xevent_filter:
   * @event: (type xlib.XEvent):
   *
   * Virtual function called when handling each event.
   *
   * Returns: %TRUE if the plugin handled the event type (i.e., if the return
   * value is %FALSE, there will be no subsequent call to the manager
   * completed() callback, and the compositor must ensure that any appropriate
   * post-effect cleanup is carried out.
   */
  gboolean (*xevent_filter) (MetaPlugin       *plugin,
                             XEvent           *event);

  /**
   * MetaPluginClass::keybinding_filter:
   * @binding: a #MetaKeyBinding
   *
   * Virtual function called when handling each keybinding.
   *
   * Returns: %TRUE if the plugin handled the keybinding.
   */
  gboolean (*keybinding_filter) (MetaPlugin     *plugin,
                                 MetaKeyBinding *binding);

  /**
   * MetaPluginClass::confirm_display_config:
   * @plugin: a #MetaPlugin
   *
   * Virtual function called when the display configuration changes.
   * The common way to implement this function is to show some form
   * of modal dialog that should ask the user if everything was ok.
   *
   * When confirmed by the user, the plugin must call meta_plugin_complete_display_change()
   * to make the configuration permanent. If that function is not
   * called within the timeout, the previous configuration will be
   * reapplied.
   */
  void (*confirm_display_change) (MetaPlugin *plugin);

  /**
   * MetaPluginClass::plugin_info:
   * @plugin: a #MetaPlugin
   *
   * Virtual function that returns information about the #MetaPlugin.
   *
   * Returns: a #MetaPluginInfo.
   */
  const MetaPluginInfo * (*plugin_info) (MetaPlugin *plugin);

};

/**
 * MetaPluginInfo:
 * @name: name of the plugin
 * @version: version of the plugin
 * @author: author of the plugin
 * @license: license of the plugin
 * @description: description of the plugin
 */
struct _MetaPluginInfo
{
  const gchar *name;
  const gchar *version;
  const gchar *author;
  const gchar *license;
  const gchar *description;
};

GType meta_plugin_get_type (void);

gboolean      meta_plugin_running             (MetaPlugin *plugin);
gboolean      meta_plugin_debug_mode          (MetaPlugin *plugin);

const MetaPluginInfo * meta_plugin_get_info (MetaPlugin *plugin);

/**
 * MetaPluginVersion:
 * @version_major: major component of the version number of Meta with which the plugin was compiled
 * @version_minor: minor component of the version number of Meta with which the plugin was compiled
 * @version_micro: micro component of the version number of Meta with which the plugin was compiled
 * @version_api: version of the plugin API
 */
struct _MetaPluginVersion
{
  /*
   * Version information; the first three numbers match the Meta version
   * with which the plugin was compiled (see clutter-plugins/simple.c for sample
   * code).
   */
  guint version_major;
  guint version_minor;
  guint version_micro;

  /*
   * Version of the plugin API; this is unrelated to the matacity version
   * per se. The API version is checked by the plugin manager and must match
   * the one used by it (see clutter-plugins/default.c for sample code).
   */
  guint version_api;
};

/*
 * Convenience macro to set up the plugin type. Based on GEdit.
 */
#define META_PLUGIN_DECLARE(ObjectName, object_name)                    \
  G_MODULE_EXPORT MetaPluginVersion meta_plugin_version =               \
    {                                                                   \
      MUTTER_MAJOR_VERSION,                                             \
      MUTTER_MINOR_VERSION,                                             \
      MUTTER_MICRO_VERSION,                                             \
      MUTTER_PLUGIN_API_VERSION                                         \
    };                                                                  \
                                                                        \
  static GType g_define_type_id = 0;                                    \
                                                                        \
  /* Prototypes */                                                      \
  G_MODULE_EXPORT                                                       \
  GType object_name##_get_type (void);                                  \
                                                                        \
  G_MODULE_EXPORT                                                       \
  GType object_name##_register_type (GTypeModule *type_module);         \
                                                                        \
  G_MODULE_EXPORT                                                       \
  GType meta_plugin_register_type (GTypeModule *type_module);           \
                                                                        \
  GType                                                                 \
  object_name##_get_type ()                                             \
  {                                                                     \
    return g_define_type_id;                                            \
  }                                                                     \
                                                                        \
  static void object_name##_init (ObjectName *self);                    \
  static void object_name##_class_init (ObjectName##Class *klass);      \
  static gpointer object_name##_parent_class = NULL;                    \
  static void object_name##_class_intern_init (gpointer klass)          \
  {                                                                     \
    object_name##_parent_class = g_type_class_peek_parent (klass);      \
    object_name##_class_init ((ObjectName##Class *) klass);             \
  }                                                                     \
                                                                        \
  GType                                                                 \
  object_name##_register_type (GTypeModule *type_module)                \
  {                                                                     \
    static const GTypeInfo our_info =                                   \
      {                                                                 \
        sizeof (ObjectName##Class),                                     \
        NULL, /* base_init */                                           \
        NULL, /* base_finalize */                                       \
        (GClassInitFunc) object_name##_class_intern_init,               \
        NULL,                                                           \
        NULL, /* class_data */                                          \
        sizeof (ObjectName),                                            \
        0, /* n_preallocs */                                            \
        (GInstanceInitFunc) object_name##_init                          \
      };                                                                \
                                                                        \
    g_define_type_id = g_type_module_register_type (type_module,        \
                                                    META_TYPE_PLUGIN,   \
                                                    #ObjectName,        \
                                                    &our_info,          \
                                                    0);                 \
                                                                        \
                                                                        \
    return g_define_type_id;                                            \
  }                                                                     \
                                                                        \
  G_MODULE_EXPORT GType                                                 \
  meta_plugin_register_type (GTypeModule *type_module)                  \
  {                                                                     \
    return object_name##_register_type (type_module);                   \
  }                                                                     \

void
meta_plugin_switch_workspace_completed (MetaPlugin *plugin);

void
meta_plugin_minimize_completed (MetaPlugin      *plugin,
                                MetaWindowActor *actor);

void
meta_plugin_maximize_completed (MetaPlugin      *plugin,
                                MetaWindowActor *actor);

void
meta_plugin_unmaximize_completed (MetaPlugin      *plugin,
                                  MetaWindowActor *actor);

void
meta_plugin_map_completed (MetaPlugin      *plugin,
                           MetaWindowActor *actor);

void
meta_plugin_destroy_completed (MetaPlugin      *plugin,
                               MetaWindowActor *actor);

void
meta_plugin_complete_display_change (MetaPlugin *plugin,
                                     gboolean    ok);

/**
 * MetaModalOptions:
 * @META_MODAL_POINTER_ALREADY_GRABBED: if set the pointer is already
 *   grabbed by the plugin and should not be grabbed again.
 * @META_MODAL_KEYBOARD_ALREADY_GRABBED: if set the keyboard is already
 *   grabbed by the plugin and should not be grabbed again.
 *
 * Options that can be provided when calling meta_plugin_begin_modal().
 */
typedef enum {
  META_MODAL_POINTER_ALREADY_GRABBED = 1 << 0,
  META_MODAL_KEYBOARD_ALREADY_GRABBED = 1 << 1
} MetaModalOptions;

gboolean
meta_plugin_begin_modal (MetaPlugin      *plugin,
                         MetaModalOptions options,
                         guint32          timestamp);

void
meta_plugin_end_modal (MetaPlugin *plugin,
                       guint32     timestamp);

MetaScreen *meta_plugin_get_screen        (MetaPlugin *plugin);

void
_meta_plugin_effect_started (MetaPlugin *plugin);

/* XXX: Putting this in here so it's in the public header. */
void     meta_plugin_manager_set_plugin_type (GType gtype);

#endif /* META_PLUGIN_H_ */