github.com/gop9/olt@v0.0.0-20200202132135-d956aad50b08/gio/app/internal/window/wayland_xdg_shell.h (about) 1 /* Generated by wayland-scanner 1.17.0 */ 2 3 #ifndef XDG_SHELL_CLIENT_PROTOCOL_H 4 #define XDG_SHELL_CLIENT_PROTOCOL_H 5 6 #include <stdint.h> 7 #include <stddef.h> 8 #include "wayland-client.h" 9 10 #ifdef __cplusplus 11 extern "C" { 12 #endif 13 14 /** 15 * @page page_xdg_shell The xdg_shell protocol 16 * @section page_ifaces_xdg_shell Interfaces 17 * - @subpage page_iface_xdg_wm_base - create desktop-style surfaces 18 * - @subpage page_iface_xdg_positioner - child surface positioner 19 * - @subpage page_iface_xdg_surface - desktop user interface surface base interface 20 * - @subpage page_iface_xdg_toplevel - toplevel surface 21 * - @subpage page_iface_xdg_popup - short-lived, popup surfaces for menus 22 * @section page_copyright_xdg_shell Copyright 23 * <pre> 24 * 25 * Copyright © 2008-2013 Kristian Høgsberg 26 * Copyright © 2013 Rafael Antognolli 27 * Copyright © 2013 Jasper St. Pierre 28 * Copyright © 2010-2013 Intel Corporation 29 * Copyright © 2015-2017 Samsung Electronics Co., Ltd 30 * Copyright © 2015-2017 Red Hat Inc. 31 * 32 * Permission is hereby granted, free of charge, to any person obtaining a 33 * copy of this software and associated documentation files (the "Software"), 34 * to deal in the Software without restriction, including without limitation 35 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 36 * and/or sell copies of the Software, and to permit persons to whom the 37 * Software is furnished to do so, subject to the following conditions: 38 * 39 * The above copyright notice and this permission notice (including the next 40 * paragraph) shall be included in all copies or substantial portions of the 41 * Software. 42 * 43 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 44 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 45 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 46 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 47 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 48 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 49 * DEALINGS IN THE SOFTWARE. 50 * </pre> 51 */ 52 struct wl_output; 53 struct wl_seat; 54 struct wl_surface; 55 struct xdg_popup; 56 struct xdg_positioner; 57 struct xdg_surface; 58 struct xdg_toplevel; 59 struct xdg_wm_base; 60 61 /** 62 * @page page_iface_xdg_wm_base xdg_wm_base 63 * @section page_iface_xdg_wm_base_desc Description 64 * 65 * The xdg_wm_base interface is exposed as a global object enabling clients 66 * to turn their wl_surfaces into windows in a desktop environment. It 67 * defines the basic functionality needed for clients and the compositor to 68 * create windows that can be dragged, resized, maximized, etc, as well as 69 * creating transient windows such as popup menus. 70 * @section page_iface_xdg_wm_base_api API 71 * See @ref iface_xdg_wm_base. 72 */ 73 /** 74 * @defgroup iface_xdg_wm_base The xdg_wm_base interface 75 * 76 * The xdg_wm_base interface is exposed as a global object enabling clients 77 * to turn their wl_surfaces into windows in a desktop environment. It 78 * defines the basic functionality needed for clients and the compositor to 79 * create windows that can be dragged, resized, maximized, etc, as well as 80 * creating transient windows such as popup menus. 81 */ 82 extern const struct wl_interface xdg_wm_base_interface; 83 /** 84 * @page page_iface_xdg_positioner xdg_positioner 85 * @section page_iface_xdg_positioner_desc Description 86 * 87 * The xdg_positioner provides a collection of rules for the placement of a 88 * child surface relative to a parent surface. Rules can be defined to ensure 89 * the child surface remains within the visible area's borders, and to 90 * specify how the child surface changes its position, such as sliding along 91 * an axis, or flipping around a rectangle. These positioner-created rules are 92 * constrained by the requirement that a child surface must intersect with or 93 * be at least partially adjacent to its parent surface. 94 * 95 * See the various requests for details about possible rules. 96 * 97 * At the time of the request, the compositor makes a copy of the rules 98 * specified by the xdg_positioner. Thus, after the request is complete the 99 * xdg_positioner object can be destroyed or reused; further changes to the 100 * object will have no effect on previous usages. 101 * 102 * For an xdg_positioner object to be considered complete, it must have a 103 * non-zero size set by set_size, and a non-zero anchor rectangle set by 104 * set_anchor_rect. Passing an incomplete xdg_positioner object when 105 * positioning a surface raises an error. 106 * @section page_iface_xdg_positioner_api API 107 * See @ref iface_xdg_positioner. 108 */ 109 /** 110 * @defgroup iface_xdg_positioner The xdg_positioner interface 111 * 112 * The xdg_positioner provides a collection of rules for the placement of a 113 * child surface relative to a parent surface. Rules can be defined to ensure 114 * the child surface remains within the visible area's borders, and to 115 * specify how the child surface changes its position, such as sliding along 116 * an axis, or flipping around a rectangle. These positioner-created rules are 117 * constrained by the requirement that a child surface must intersect with or 118 * be at least partially adjacent to its parent surface. 119 * 120 * See the various requests for details about possible rules. 121 * 122 * At the time of the request, the compositor makes a copy of the rules 123 * specified by the xdg_positioner. Thus, after the request is complete the 124 * xdg_positioner object can be destroyed or reused; further changes to the 125 * object will have no effect on previous usages. 126 * 127 * For an xdg_positioner object to be considered complete, it must have a 128 * non-zero size set by set_size, and a non-zero anchor rectangle set by 129 * set_anchor_rect. Passing an incomplete xdg_positioner object when 130 * positioning a surface raises an error. 131 */ 132 extern const struct wl_interface xdg_positioner_interface; 133 /** 134 * @page page_iface_xdg_surface xdg_surface 135 * @section page_iface_xdg_surface_desc Description 136 * 137 * An interface that may be implemented by a wl_surface, for 138 * implementations that provide a desktop-style user interface. 139 * 140 * It provides a base set of functionality required to construct user 141 * interface elements requiring management by the compositor, such as 142 * toplevel windows, menus, etc. The types of functionality are split into 143 * xdg_surface roles. 144 * 145 * Creating an xdg_surface does not set the role for a wl_surface. In order 146 * to map an xdg_surface, the client must create a role-specific object 147 * using, e.g., get_toplevel, get_popup. The wl_surface for any given 148 * xdg_surface can have at most one role, and may not be assigned any role 149 * not based on xdg_surface. 150 * 151 * A role must be assigned before any other requests are made to the 152 * xdg_surface object. 153 * 154 * The client must call wl_surface.commit on the corresponding wl_surface 155 * for the xdg_surface state to take effect. 156 * 157 * Creating an xdg_surface from a wl_surface which has a buffer attached or 158 * committed is a client error, and any attempts by a client to attach or 159 * manipulate a buffer prior to the first xdg_surface.configure call must 160 * also be treated as errors. 161 * 162 * Mapping an xdg_surface-based role surface is defined as making it 163 * possible for the surface to be shown by the compositor. Note that 164 * a mapped surface is not guaranteed to be visible once it is mapped. 165 * 166 * For an xdg_surface to be mapped by the compositor, the following 167 * conditions must be met: 168 * (1) the client has assigned an xdg_surface-based role to the surface 169 * (2) the client has set and committed the xdg_surface state and the 170 * role-dependent state to the surface 171 * (3) the client has committed a buffer to the surface 172 * 173 * A newly-unmapped surface is considered to have met condition (1) out 174 * of the 3 required conditions for mapping a surface if its role surface 175 * has not been destroyed. 176 * @section page_iface_xdg_surface_api API 177 * See @ref iface_xdg_surface. 178 */ 179 /** 180 * @defgroup iface_xdg_surface The xdg_surface interface 181 * 182 * An interface that may be implemented by a wl_surface, for 183 * implementations that provide a desktop-style user interface. 184 * 185 * It provides a base set of functionality required to construct user 186 * interface elements requiring management by the compositor, such as 187 * toplevel windows, menus, etc. The types of functionality are split into 188 * xdg_surface roles. 189 * 190 * Creating an xdg_surface does not set the role for a wl_surface. In order 191 * to map an xdg_surface, the client must create a role-specific object 192 * using, e.g., get_toplevel, get_popup. The wl_surface for any given 193 * xdg_surface can have at most one role, and may not be assigned any role 194 * not based on xdg_surface. 195 * 196 * A role must be assigned before any other requests are made to the 197 * xdg_surface object. 198 * 199 * The client must call wl_surface.commit on the corresponding wl_surface 200 * for the xdg_surface state to take effect. 201 * 202 * Creating an xdg_surface from a wl_surface which has a buffer attached or 203 * committed is a client error, and any attempts by a client to attach or 204 * manipulate a buffer prior to the first xdg_surface.configure call must 205 * also be treated as errors. 206 * 207 * Mapping an xdg_surface-based role surface is defined as making it 208 * possible for the surface to be shown by the compositor. Note that 209 * a mapped surface is not guaranteed to be visible once it is mapped. 210 * 211 * For an xdg_surface to be mapped by the compositor, the following 212 * conditions must be met: 213 * (1) the client has assigned an xdg_surface-based role to the surface 214 * (2) the client has set and committed the xdg_surface state and the 215 * role-dependent state to the surface 216 * (3) the client has committed a buffer to the surface 217 * 218 * A newly-unmapped surface is considered to have met condition (1) out 219 * of the 3 required conditions for mapping a surface if its role surface 220 * has not been destroyed. 221 */ 222 extern const struct wl_interface xdg_surface_interface; 223 /** 224 * @page page_iface_xdg_toplevel xdg_toplevel 225 * @section page_iface_xdg_toplevel_desc Description 226 * 227 * This interface defines an xdg_surface role which allows a surface to, 228 * among other things, set window-like properties such as maximize, 229 * fullscreen, and minimize, set application-specific metadata like title and 230 * id, and well as trigger user interactive operations such as interactive 231 * resize and move. 232 * 233 * Unmapping an xdg_toplevel means that the surface cannot be shown 234 * by the compositor until it is explicitly mapped again. 235 * All active operations (e.g., move, resize) are canceled and all 236 * attributes (e.g. title, state, stacking, ...) are discarded for 237 * an xdg_toplevel surface when it is unmapped. 238 * 239 * Attaching a null buffer to a toplevel unmaps the surface. 240 * @section page_iface_xdg_toplevel_api API 241 * See @ref iface_xdg_toplevel. 242 */ 243 /** 244 * @defgroup iface_xdg_toplevel The xdg_toplevel interface 245 * 246 * This interface defines an xdg_surface role which allows a surface to, 247 * among other things, set window-like properties such as maximize, 248 * fullscreen, and minimize, set application-specific metadata like title and 249 * id, and well as trigger user interactive operations such as interactive 250 * resize and move. 251 * 252 * Unmapping an xdg_toplevel means that the surface cannot be shown 253 * by the compositor until it is explicitly mapped again. 254 * All active operations (e.g., move, resize) are canceled and all 255 * attributes (e.g. title, state, stacking, ...) are discarded for 256 * an xdg_toplevel surface when it is unmapped. 257 * 258 * Attaching a null buffer to a toplevel unmaps the surface. 259 */ 260 extern const struct wl_interface xdg_toplevel_interface; 261 /** 262 * @page page_iface_xdg_popup xdg_popup 263 * @section page_iface_xdg_popup_desc Description 264 * 265 * A popup surface is a short-lived, temporary surface. It can be used to 266 * implement for example menus, popovers, tooltips and other similar user 267 * interface concepts. 268 * 269 * A popup can be made to take an explicit grab. See xdg_popup.grab for 270 * details. 271 * 272 * When the popup is dismissed, a popup_done event will be sent out, and at 273 * the same time the surface will be unmapped. See the xdg_popup.popup_done 274 * event for details. 275 * 276 * Explicitly destroying the xdg_popup object will also dismiss the popup and 277 * unmap the surface. Clients that want to dismiss the popup when another 278 * surface of their own is clicked should dismiss the popup using the destroy 279 * request. 280 * 281 * A newly created xdg_popup will be stacked on top of all previously created 282 * xdg_popup surfaces associated with the same xdg_toplevel. 283 * 284 * The parent of an xdg_popup must be mapped (see the xdg_surface 285 * description) before the xdg_popup itself. 286 * 287 * The x and y arguments passed when creating the popup object specify 288 * where the top left of the popup should be placed, relative to the 289 * local surface coordinates of the parent surface. See 290 * xdg_surface.get_popup. An xdg_popup must intersect with or be at least 291 * partially adjacent to its parent surface. 292 * 293 * The client must call wl_surface.commit on the corresponding wl_surface 294 * for the xdg_popup state to take effect. 295 * @section page_iface_xdg_popup_api API 296 * See @ref iface_xdg_popup. 297 */ 298 /** 299 * @defgroup iface_xdg_popup The xdg_popup interface 300 * 301 * A popup surface is a short-lived, temporary surface. It can be used to 302 * implement for example menus, popovers, tooltips and other similar user 303 * interface concepts. 304 * 305 * A popup can be made to take an explicit grab. See xdg_popup.grab for 306 * details. 307 * 308 * When the popup is dismissed, a popup_done event will be sent out, and at 309 * the same time the surface will be unmapped. See the xdg_popup.popup_done 310 * event for details. 311 * 312 * Explicitly destroying the xdg_popup object will also dismiss the popup and 313 * unmap the surface. Clients that want to dismiss the popup when another 314 * surface of their own is clicked should dismiss the popup using the destroy 315 * request. 316 * 317 * A newly created xdg_popup will be stacked on top of all previously created 318 * xdg_popup surfaces associated with the same xdg_toplevel. 319 * 320 * The parent of an xdg_popup must be mapped (see the xdg_surface 321 * description) before the xdg_popup itself. 322 * 323 * The x and y arguments passed when creating the popup object specify 324 * where the top left of the popup should be placed, relative to the 325 * local surface coordinates of the parent surface. See 326 * xdg_surface.get_popup. An xdg_popup must intersect with or be at least 327 * partially adjacent to its parent surface. 328 * 329 * The client must call wl_surface.commit on the corresponding wl_surface 330 * for the xdg_popup state to take effect. 331 */ 332 extern const struct wl_interface xdg_popup_interface; 333 334 #ifndef XDG_WM_BASE_ERROR_ENUM 335 #define XDG_WM_BASE_ERROR_ENUM 336 enum xdg_wm_base_error { 337 /** 338 * given wl_surface has another role 339 */ 340 XDG_WM_BASE_ERROR_ROLE = 0, 341 /** 342 * xdg_wm_base was destroyed before children 343 */ 344 XDG_WM_BASE_ERROR_DEFUNCT_SURFACES = 1, 345 /** 346 * the client tried to map or destroy a non-topmost popup 347 */ 348 XDG_WM_BASE_ERROR_NOT_THE_TOPMOST_POPUP = 2, 349 /** 350 * the client specified an invalid popup parent surface 351 */ 352 XDG_WM_BASE_ERROR_INVALID_POPUP_PARENT = 3, 353 /** 354 * the client provided an invalid surface state 355 */ 356 XDG_WM_BASE_ERROR_INVALID_SURFACE_STATE = 4, 357 /** 358 * the client provided an invalid positioner 359 */ 360 XDG_WM_BASE_ERROR_INVALID_POSITIONER = 5, 361 }; 362 #endif /* XDG_WM_BASE_ERROR_ENUM */ 363 364 /** 365 * @ingroup iface_xdg_wm_base 366 * @struct xdg_wm_base_listener 367 */ 368 struct xdg_wm_base_listener { 369 /** 370 * check if the client is alive 371 * 372 * The ping event asks the client if it's still alive. Pass the 373 * serial specified in the event back to the compositor by sending 374 * a "pong" request back with the specified serial. See 375 * xdg_wm_base.pong. 376 * 377 * Compositors can use this to determine if the client is still 378 * alive. It's unspecified what will happen if the client doesn't 379 * respond to the ping request, or in what timeframe. Clients 380 * should try to respond in a reasonable amount of time. 381 * 382 * A compositor is free to ping in any way it wants, but a client 383 * must always respond to any xdg_wm_base object it created. 384 * @param serial pass this to the pong request 385 */ 386 void (*ping)(void *data, 387 struct xdg_wm_base *xdg_wm_base, 388 uint32_t serial); 389 }; 390 391 /** 392 * @ingroup iface_xdg_wm_base 393 */ 394 static inline int 395 xdg_wm_base_add_listener(struct xdg_wm_base *xdg_wm_base, 396 const struct xdg_wm_base_listener *listener, void *data) 397 { 398 return wl_proxy_add_listener((struct wl_proxy *) xdg_wm_base, 399 (void (**)(void)) listener, data); 400 } 401 402 #define XDG_WM_BASE_DESTROY 0 403 #define XDG_WM_BASE_CREATE_POSITIONER 1 404 #define XDG_WM_BASE_GET_XDG_SURFACE 2 405 #define XDG_WM_BASE_PONG 3 406 407 /** 408 * @ingroup iface_xdg_wm_base 409 */ 410 #define XDG_WM_BASE_PING_SINCE_VERSION 1 411 412 /** 413 * @ingroup iface_xdg_wm_base 414 */ 415 #define XDG_WM_BASE_DESTROY_SINCE_VERSION 1 416 /** 417 * @ingroup iface_xdg_wm_base 418 */ 419 #define XDG_WM_BASE_CREATE_POSITIONER_SINCE_VERSION 1 420 /** 421 * @ingroup iface_xdg_wm_base 422 */ 423 #define XDG_WM_BASE_GET_XDG_SURFACE_SINCE_VERSION 1 424 /** 425 * @ingroup iface_xdg_wm_base 426 */ 427 #define XDG_WM_BASE_PONG_SINCE_VERSION 1 428 429 /** @ingroup iface_xdg_wm_base */ 430 static inline void 431 xdg_wm_base_set_user_data(struct xdg_wm_base *xdg_wm_base, void *user_data) 432 { 433 wl_proxy_set_user_data((struct wl_proxy *) xdg_wm_base, user_data); 434 } 435 436 /** @ingroup iface_xdg_wm_base */ 437 static inline void * 438 xdg_wm_base_get_user_data(struct xdg_wm_base *xdg_wm_base) 439 { 440 return wl_proxy_get_user_data((struct wl_proxy *) xdg_wm_base); 441 } 442 443 static inline uint32_t 444 xdg_wm_base_get_version(struct xdg_wm_base *xdg_wm_base) 445 { 446 return wl_proxy_get_version((struct wl_proxy *) xdg_wm_base); 447 } 448 449 /** 450 * @ingroup iface_xdg_wm_base 451 * 452 * Destroy this xdg_wm_base object. 453 * 454 * Destroying a bound xdg_wm_base object while there are surfaces 455 * still alive created by this xdg_wm_base object instance is illegal 456 * and will result in a protocol error. 457 */ 458 static inline void 459 xdg_wm_base_destroy(struct xdg_wm_base *xdg_wm_base) 460 { 461 wl_proxy_marshal((struct wl_proxy *) xdg_wm_base, 462 XDG_WM_BASE_DESTROY); 463 464 wl_proxy_destroy((struct wl_proxy *) xdg_wm_base); 465 } 466 467 /** 468 * @ingroup iface_xdg_wm_base 469 * 470 * Create a positioner object. A positioner object is used to position 471 * surfaces relative to some parent surface. See the interface description 472 * and xdg_surface.get_popup for details. 473 */ 474 static inline struct xdg_positioner * 475 xdg_wm_base_create_positioner(struct xdg_wm_base *xdg_wm_base) 476 { 477 struct wl_proxy *id; 478 479 id = wl_proxy_marshal_constructor((struct wl_proxy *) xdg_wm_base, 480 XDG_WM_BASE_CREATE_POSITIONER, &xdg_positioner_interface, NULL); 481 482 return (struct xdg_positioner *) id; 483 } 484 485 /** 486 * @ingroup iface_xdg_wm_base 487 * 488 * This creates an xdg_surface for the given surface. While xdg_surface 489 * itself is not a role, the corresponding surface may only be assigned 490 * a role extending xdg_surface, such as xdg_toplevel or xdg_popup. 491 * 492 * This creates an xdg_surface for the given surface. An xdg_surface is 493 * used as basis to define a role to a given surface, such as xdg_toplevel 494 * or xdg_popup. It also manages functionality shared between xdg_surface 495 * based surface roles. 496 * 497 * See the documentation of xdg_surface for more details about what an 498 * xdg_surface is and how it is used. 499 */ 500 static inline struct xdg_surface * 501 xdg_wm_base_get_xdg_surface(struct xdg_wm_base *xdg_wm_base, struct wl_surface *surface) 502 { 503 struct wl_proxy *id; 504 505 id = wl_proxy_marshal_constructor((struct wl_proxy *) xdg_wm_base, 506 XDG_WM_BASE_GET_XDG_SURFACE, &xdg_surface_interface, NULL, surface); 507 508 return (struct xdg_surface *) id; 509 } 510 511 /** 512 * @ingroup iface_xdg_wm_base 513 * 514 * A client must respond to a ping event with a pong request or 515 * the client may be deemed unresponsive. See xdg_wm_base.ping. 516 */ 517 static inline void 518 xdg_wm_base_pong(struct xdg_wm_base *xdg_wm_base, uint32_t serial) 519 { 520 wl_proxy_marshal((struct wl_proxy *) xdg_wm_base, 521 XDG_WM_BASE_PONG, serial); 522 } 523 524 #ifndef XDG_POSITIONER_ERROR_ENUM 525 #define XDG_POSITIONER_ERROR_ENUM 526 enum xdg_positioner_error { 527 /** 528 * invalid input provided 529 */ 530 XDG_POSITIONER_ERROR_INVALID_INPUT = 0, 531 }; 532 #endif /* XDG_POSITIONER_ERROR_ENUM */ 533 534 #ifndef XDG_POSITIONER_ANCHOR_ENUM 535 #define XDG_POSITIONER_ANCHOR_ENUM 536 enum xdg_positioner_anchor { 537 XDG_POSITIONER_ANCHOR_NONE = 0, 538 XDG_POSITIONER_ANCHOR_TOP = 1, 539 XDG_POSITIONER_ANCHOR_BOTTOM = 2, 540 XDG_POSITIONER_ANCHOR_LEFT = 3, 541 XDG_POSITIONER_ANCHOR_RIGHT = 4, 542 XDG_POSITIONER_ANCHOR_TOP_LEFT = 5, 543 XDG_POSITIONER_ANCHOR_BOTTOM_LEFT = 6, 544 XDG_POSITIONER_ANCHOR_TOP_RIGHT = 7, 545 XDG_POSITIONER_ANCHOR_BOTTOM_RIGHT = 8, 546 }; 547 #endif /* XDG_POSITIONER_ANCHOR_ENUM */ 548 549 #ifndef XDG_POSITIONER_GRAVITY_ENUM 550 #define XDG_POSITIONER_GRAVITY_ENUM 551 enum xdg_positioner_gravity { 552 XDG_POSITIONER_GRAVITY_NONE = 0, 553 XDG_POSITIONER_GRAVITY_TOP = 1, 554 XDG_POSITIONER_GRAVITY_BOTTOM = 2, 555 XDG_POSITIONER_GRAVITY_LEFT = 3, 556 XDG_POSITIONER_GRAVITY_RIGHT = 4, 557 XDG_POSITIONER_GRAVITY_TOP_LEFT = 5, 558 XDG_POSITIONER_GRAVITY_BOTTOM_LEFT = 6, 559 XDG_POSITIONER_GRAVITY_TOP_RIGHT = 7, 560 XDG_POSITIONER_GRAVITY_BOTTOM_RIGHT = 8, 561 }; 562 #endif /* XDG_POSITIONER_GRAVITY_ENUM */ 563 564 #ifndef XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_ENUM 565 #define XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_ENUM 566 /** 567 * @ingroup iface_xdg_positioner 568 * vertically resize the surface 569 * 570 * Resize the surface vertically so that it is completely unconstrained. 571 */ 572 enum xdg_positioner_constraint_adjustment { 573 XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_NONE = 0, 574 XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_SLIDE_X = 1, 575 XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_SLIDE_Y = 2, 576 XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_FLIP_X = 4, 577 XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_FLIP_Y = 8, 578 XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_RESIZE_X = 16, 579 XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_RESIZE_Y = 32, 580 }; 581 #endif /* XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_ENUM */ 582 583 #define XDG_POSITIONER_DESTROY 0 584 #define XDG_POSITIONER_SET_SIZE 1 585 #define XDG_POSITIONER_SET_ANCHOR_RECT 2 586 #define XDG_POSITIONER_SET_ANCHOR 3 587 #define XDG_POSITIONER_SET_GRAVITY 4 588 #define XDG_POSITIONER_SET_CONSTRAINT_ADJUSTMENT 5 589 #define XDG_POSITIONER_SET_OFFSET 6 590 591 592 /** 593 * @ingroup iface_xdg_positioner 594 */ 595 #define XDG_POSITIONER_DESTROY_SINCE_VERSION 1 596 /** 597 * @ingroup iface_xdg_positioner 598 */ 599 #define XDG_POSITIONER_SET_SIZE_SINCE_VERSION 1 600 /** 601 * @ingroup iface_xdg_positioner 602 */ 603 #define XDG_POSITIONER_SET_ANCHOR_RECT_SINCE_VERSION 1 604 /** 605 * @ingroup iface_xdg_positioner 606 */ 607 #define XDG_POSITIONER_SET_ANCHOR_SINCE_VERSION 1 608 /** 609 * @ingroup iface_xdg_positioner 610 */ 611 #define XDG_POSITIONER_SET_GRAVITY_SINCE_VERSION 1 612 /** 613 * @ingroup iface_xdg_positioner 614 */ 615 #define XDG_POSITIONER_SET_CONSTRAINT_ADJUSTMENT_SINCE_VERSION 1 616 /** 617 * @ingroup iface_xdg_positioner 618 */ 619 #define XDG_POSITIONER_SET_OFFSET_SINCE_VERSION 1 620 621 /** @ingroup iface_xdg_positioner */ 622 static inline void 623 xdg_positioner_set_user_data(struct xdg_positioner *xdg_positioner, void *user_data) 624 { 625 wl_proxy_set_user_data((struct wl_proxy *) xdg_positioner, user_data); 626 } 627 628 /** @ingroup iface_xdg_positioner */ 629 static inline void * 630 xdg_positioner_get_user_data(struct xdg_positioner *xdg_positioner) 631 { 632 return wl_proxy_get_user_data((struct wl_proxy *) xdg_positioner); 633 } 634 635 static inline uint32_t 636 xdg_positioner_get_version(struct xdg_positioner *xdg_positioner) 637 { 638 return wl_proxy_get_version((struct wl_proxy *) xdg_positioner); 639 } 640 641 /** 642 * @ingroup iface_xdg_positioner 643 * 644 * Notify the compositor that the xdg_positioner will no longer be used. 645 */ 646 static inline void 647 xdg_positioner_destroy(struct xdg_positioner *xdg_positioner) 648 { 649 wl_proxy_marshal((struct wl_proxy *) xdg_positioner, 650 XDG_POSITIONER_DESTROY); 651 652 wl_proxy_destroy((struct wl_proxy *) xdg_positioner); 653 } 654 655 /** 656 * @ingroup iface_xdg_positioner 657 * 658 * Set the size of the surface that is to be positioned with the positioner 659 * object. The size is in surface-local coordinates and corresponds to the 660 * window geometry. See xdg_surface.set_window_geometry. 661 * 662 * If a zero or negative size is set the invalid_input error is raised. 663 */ 664 static inline void 665 xdg_positioner_set_size(struct xdg_positioner *xdg_positioner, int32_t width, int32_t height) 666 { 667 wl_proxy_marshal((struct wl_proxy *) xdg_positioner, 668 XDG_POSITIONER_SET_SIZE, width, height); 669 } 670 671 /** 672 * @ingroup iface_xdg_positioner 673 * 674 * Specify the anchor rectangle within the parent surface that the child 675 * surface will be placed relative to. The rectangle is relative to the 676 * window geometry as defined by xdg_surface.set_window_geometry of the 677 * parent surface. 678 * 679 * When the xdg_positioner object is used to position a child surface, the 680 * anchor rectangle may not extend outside the window geometry of the 681 * positioned child's parent surface. 682 * 683 * If a negative size is set the invalid_input error is raised. 684 */ 685 static inline void 686 xdg_positioner_set_anchor_rect(struct xdg_positioner *xdg_positioner, int32_t x, int32_t y, int32_t width, int32_t height) 687 { 688 wl_proxy_marshal((struct wl_proxy *) xdg_positioner, 689 XDG_POSITIONER_SET_ANCHOR_RECT, x, y, width, height); 690 } 691 692 /** 693 * @ingroup iface_xdg_positioner 694 * 695 * Defines the anchor point for the anchor rectangle. The specified anchor 696 * is used derive an anchor point that the child surface will be 697 * positioned relative to. If a corner anchor is set (e.g. 'top_left' or 698 * 'bottom_right'), the anchor point will be at the specified corner; 699 * otherwise, the derived anchor point will be centered on the specified 700 * edge, or in the center of the anchor rectangle if no edge is specified. 701 */ 702 static inline void 703 xdg_positioner_set_anchor(struct xdg_positioner *xdg_positioner, uint32_t anchor) 704 { 705 wl_proxy_marshal((struct wl_proxy *) xdg_positioner, 706 XDG_POSITIONER_SET_ANCHOR, anchor); 707 } 708 709 /** 710 * @ingroup iface_xdg_positioner 711 * 712 * Defines in what direction a surface should be positioned, relative to 713 * the anchor point of the parent surface. If a corner gravity is 714 * specified (e.g. 'bottom_right' or 'top_left'), then the child surface 715 * will be placed towards the specified gravity; otherwise, the child 716 * surface will be centered over the anchor point on any axis that had no 717 * gravity specified. 718 */ 719 static inline void 720 xdg_positioner_set_gravity(struct xdg_positioner *xdg_positioner, uint32_t gravity) 721 { 722 wl_proxy_marshal((struct wl_proxy *) xdg_positioner, 723 XDG_POSITIONER_SET_GRAVITY, gravity); 724 } 725 726 /** 727 * @ingroup iface_xdg_positioner 728 * 729 * Specify how the window should be positioned if the originally intended 730 * position caused the surface to be constrained, meaning at least 731 * partially outside positioning boundaries set by the compositor. The 732 * adjustment is set by constructing a bitmask describing the adjustment to 733 * be made when the surface is constrained on that axis. 734 * 735 * If no bit for one axis is set, the compositor will assume that the child 736 * surface should not change its position on that axis when constrained. 737 * 738 * If more than one bit for one axis is set, the order of how adjustments 739 * are applied is specified in the corresponding adjustment descriptions. 740 * 741 * The default adjustment is none. 742 */ 743 static inline void 744 xdg_positioner_set_constraint_adjustment(struct xdg_positioner *xdg_positioner, uint32_t constraint_adjustment) 745 { 746 wl_proxy_marshal((struct wl_proxy *) xdg_positioner, 747 XDG_POSITIONER_SET_CONSTRAINT_ADJUSTMENT, constraint_adjustment); 748 } 749 750 /** 751 * @ingroup iface_xdg_positioner 752 * 753 * Specify the surface position offset relative to the position of the 754 * anchor on the anchor rectangle and the anchor on the surface. For 755 * example if the anchor of the anchor rectangle is at (x, y), the surface 756 * has the gravity bottom|right, and the offset is (ox, oy), the calculated 757 * surface position will be (x + ox, y + oy). The offset position of the 758 * surface is the one used for constraint testing. See 759 * set_constraint_adjustment. 760 * 761 * An example use case is placing a popup menu on top of a user interface 762 * element, while aligning the user interface element of the parent surface 763 * with some user interface element placed somewhere in the popup surface. 764 */ 765 static inline void 766 xdg_positioner_set_offset(struct xdg_positioner *xdg_positioner, int32_t x, int32_t y) 767 { 768 wl_proxy_marshal((struct wl_proxy *) xdg_positioner, 769 XDG_POSITIONER_SET_OFFSET, x, y); 770 } 771 772 #ifndef XDG_SURFACE_ERROR_ENUM 773 #define XDG_SURFACE_ERROR_ENUM 774 enum xdg_surface_error { 775 XDG_SURFACE_ERROR_NOT_CONSTRUCTED = 1, 776 XDG_SURFACE_ERROR_ALREADY_CONSTRUCTED = 2, 777 XDG_SURFACE_ERROR_UNCONFIGURED_BUFFER = 3, 778 }; 779 #endif /* XDG_SURFACE_ERROR_ENUM */ 780 781 /** 782 * @ingroup iface_xdg_surface 783 * @struct xdg_surface_listener 784 */ 785 struct xdg_surface_listener { 786 /** 787 * suggest a surface change 788 * 789 * The configure event marks the end of a configure sequence. A 790 * configure sequence is a set of one or more events configuring 791 * the state of the xdg_surface, including the final 792 * xdg_surface.configure event. 793 * 794 * Where applicable, xdg_surface surface roles will during a 795 * configure sequence extend this event as a latched state sent as 796 * events before the xdg_surface.configure event. Such events 797 * should be considered to make up a set of atomically applied 798 * configuration states, where the xdg_surface.configure commits 799 * the accumulated state. 800 * 801 * Clients should arrange their surface for the new states, and 802 * then send an ack_configure request with the serial sent in this 803 * configure event at some point before committing the new surface. 804 * 805 * If the client receives multiple configure events before it can 806 * respond to one, it is free to discard all but the last event it 807 * received. 808 * @param serial serial of the configure event 809 */ 810 void (*configure)(void *data, 811 struct xdg_surface *xdg_surface, 812 uint32_t serial); 813 }; 814 815 /** 816 * @ingroup iface_xdg_surface 817 */ 818 static inline int 819 xdg_surface_add_listener(struct xdg_surface *xdg_surface, 820 const struct xdg_surface_listener *listener, void *data) 821 { 822 return wl_proxy_add_listener((struct wl_proxy *) xdg_surface, 823 (void (**)(void)) listener, data); 824 } 825 826 #define XDG_SURFACE_DESTROY 0 827 #define XDG_SURFACE_GET_TOPLEVEL 1 828 #define XDG_SURFACE_GET_POPUP 2 829 #define XDG_SURFACE_SET_WINDOW_GEOMETRY 3 830 #define XDG_SURFACE_ACK_CONFIGURE 4 831 832 /** 833 * @ingroup iface_xdg_surface 834 */ 835 #define XDG_SURFACE_CONFIGURE_SINCE_VERSION 1 836 837 /** 838 * @ingroup iface_xdg_surface 839 */ 840 #define XDG_SURFACE_DESTROY_SINCE_VERSION 1 841 /** 842 * @ingroup iface_xdg_surface 843 */ 844 #define XDG_SURFACE_GET_TOPLEVEL_SINCE_VERSION 1 845 /** 846 * @ingroup iface_xdg_surface 847 */ 848 #define XDG_SURFACE_GET_POPUP_SINCE_VERSION 1 849 /** 850 * @ingroup iface_xdg_surface 851 */ 852 #define XDG_SURFACE_SET_WINDOW_GEOMETRY_SINCE_VERSION 1 853 /** 854 * @ingroup iface_xdg_surface 855 */ 856 #define XDG_SURFACE_ACK_CONFIGURE_SINCE_VERSION 1 857 858 /** @ingroup iface_xdg_surface */ 859 static inline void 860 xdg_surface_set_user_data(struct xdg_surface *xdg_surface, void *user_data) 861 { 862 wl_proxy_set_user_data((struct wl_proxy *) xdg_surface, user_data); 863 } 864 865 /** @ingroup iface_xdg_surface */ 866 static inline void * 867 xdg_surface_get_user_data(struct xdg_surface *xdg_surface) 868 { 869 return wl_proxy_get_user_data((struct wl_proxy *) xdg_surface); 870 } 871 872 static inline uint32_t 873 xdg_surface_get_version(struct xdg_surface *xdg_surface) 874 { 875 return wl_proxy_get_version((struct wl_proxy *) xdg_surface); 876 } 877 878 /** 879 * @ingroup iface_xdg_surface 880 * 881 * Destroy the xdg_surface object. An xdg_surface must only be destroyed 882 * after its role object has been destroyed. 883 */ 884 static inline void 885 xdg_surface_destroy(struct xdg_surface *xdg_surface) 886 { 887 wl_proxy_marshal((struct wl_proxy *) xdg_surface, 888 XDG_SURFACE_DESTROY); 889 890 wl_proxy_destroy((struct wl_proxy *) xdg_surface); 891 } 892 893 /** 894 * @ingroup iface_xdg_surface 895 * 896 * This creates an xdg_toplevel object for the given xdg_surface and gives 897 * the associated wl_surface the xdg_toplevel role. 898 * 899 * See the documentation of xdg_toplevel for more details about what an 900 * xdg_toplevel is and how it is used. 901 */ 902 static inline struct xdg_toplevel * 903 xdg_surface_get_toplevel(struct xdg_surface *xdg_surface) 904 { 905 struct wl_proxy *id; 906 907 id = wl_proxy_marshal_constructor((struct wl_proxy *) xdg_surface, 908 XDG_SURFACE_GET_TOPLEVEL, &xdg_toplevel_interface, NULL); 909 910 return (struct xdg_toplevel *) id; 911 } 912 913 /** 914 * @ingroup iface_xdg_surface 915 * 916 * This creates an xdg_popup object for the given xdg_surface and gives 917 * the associated wl_surface the xdg_popup role. 918 * 919 * If null is passed as a parent, a parent surface must be specified using 920 * some other protocol, before committing the initial state. 921 * 922 * See the documentation of xdg_popup for more details about what an 923 * xdg_popup is and how it is used. 924 */ 925 static inline struct xdg_popup * 926 xdg_surface_get_popup(struct xdg_surface *xdg_surface, struct xdg_surface *parent, struct xdg_positioner *positioner) 927 { 928 struct wl_proxy *id; 929 930 id = wl_proxy_marshal_constructor((struct wl_proxy *) xdg_surface, 931 XDG_SURFACE_GET_POPUP, &xdg_popup_interface, NULL, parent, positioner); 932 933 return (struct xdg_popup *) id; 934 } 935 936 /** 937 * @ingroup iface_xdg_surface 938 * 939 * The window geometry of a surface is its "visible bounds" from the 940 * user's perspective. Client-side decorations often have invisible 941 * portions like drop-shadows which should be ignored for the 942 * purposes of aligning, placing and constraining windows. 943 * 944 * The window geometry is double buffered, and will be applied at the 945 * time wl_surface.commit of the corresponding wl_surface is called. 946 * 947 * When maintaining a position, the compositor should treat the (x, y) 948 * coordinate of the window geometry as the top left corner of the window. 949 * A client changing the (x, y) window geometry coordinate should in 950 * general not alter the position of the window. 951 * 952 * Once the window geometry of the surface is set, it is not possible to 953 * unset it, and it will remain the same until set_window_geometry is 954 * called again, even if a new subsurface or buffer is attached. 955 * 956 * If never set, the value is the full bounds of the surface, 957 * including any subsurfaces. This updates dynamically on every 958 * commit. This unset is meant for extremely simple clients. 959 * 960 * The arguments are given in the surface-local coordinate space of 961 * the wl_surface associated with this xdg_surface. 962 * 963 * The width and height must be greater than zero. Setting an invalid size 964 * will raise an error. When applied, the effective window geometry will be 965 * the set window geometry clamped to the bounding rectangle of the 966 * combined geometry of the surface of the xdg_surface and the associated 967 * subsurfaces. 968 */ 969 static inline void 970 xdg_surface_set_window_geometry(struct xdg_surface *xdg_surface, int32_t x, int32_t y, int32_t width, int32_t height) 971 { 972 wl_proxy_marshal((struct wl_proxy *) xdg_surface, 973 XDG_SURFACE_SET_WINDOW_GEOMETRY, x, y, width, height); 974 } 975 976 /** 977 * @ingroup iface_xdg_surface 978 * 979 * When a configure event is received, if a client commits the 980 * surface in response to the configure event, then the client 981 * must make an ack_configure request sometime before the commit 982 * request, passing along the serial of the configure event. 983 * 984 * For instance, for toplevel surfaces the compositor might use this 985 * information to move a surface to the top left only when the client has 986 * drawn itself for the maximized or fullscreen state. 987 * 988 * If the client receives multiple configure events before it 989 * can respond to one, it only has to ack the last configure event. 990 * 991 * A client is not required to commit immediately after sending 992 * an ack_configure request - it may even ack_configure several times 993 * before its next surface commit. 994 * 995 * A client may send multiple ack_configure requests before committing, but 996 * only the last request sent before a commit indicates which configure 997 * event the client really is responding to. 998 */ 999 static inline void 1000 xdg_surface_ack_configure(struct xdg_surface *xdg_surface, uint32_t serial) 1001 { 1002 wl_proxy_marshal((struct wl_proxy *) xdg_surface, 1003 XDG_SURFACE_ACK_CONFIGURE, serial); 1004 } 1005 1006 #ifndef XDG_TOPLEVEL_RESIZE_EDGE_ENUM 1007 #define XDG_TOPLEVEL_RESIZE_EDGE_ENUM 1008 /** 1009 * @ingroup iface_xdg_toplevel 1010 * edge values for resizing 1011 * 1012 * These values are used to indicate which edge of a surface 1013 * is being dragged in a resize operation. 1014 */ 1015 enum xdg_toplevel_resize_edge { 1016 XDG_TOPLEVEL_RESIZE_EDGE_NONE = 0, 1017 XDG_TOPLEVEL_RESIZE_EDGE_TOP = 1, 1018 XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM = 2, 1019 XDG_TOPLEVEL_RESIZE_EDGE_LEFT = 4, 1020 XDG_TOPLEVEL_RESIZE_EDGE_TOP_LEFT = 5, 1021 XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM_LEFT = 6, 1022 XDG_TOPLEVEL_RESIZE_EDGE_RIGHT = 8, 1023 XDG_TOPLEVEL_RESIZE_EDGE_TOP_RIGHT = 9, 1024 XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM_RIGHT = 10, 1025 }; 1026 #endif /* XDG_TOPLEVEL_RESIZE_EDGE_ENUM */ 1027 1028 #ifndef XDG_TOPLEVEL_STATE_ENUM 1029 #define XDG_TOPLEVEL_STATE_ENUM 1030 /** 1031 * @ingroup iface_xdg_toplevel 1032 * the surface is tiled 1033 * 1034 * The window is currently in a tiled layout and the bottom edge is 1035 * considered to be adjacent to another part of the tiling grid. 1036 */ 1037 enum xdg_toplevel_state { 1038 /** 1039 * the surface is maximized 1040 */ 1041 XDG_TOPLEVEL_STATE_MAXIMIZED = 1, 1042 /** 1043 * the surface is fullscreen 1044 */ 1045 XDG_TOPLEVEL_STATE_FULLSCREEN = 2, 1046 /** 1047 * the surface is being resized 1048 */ 1049 XDG_TOPLEVEL_STATE_RESIZING = 3, 1050 /** 1051 * the surface is now activated 1052 */ 1053 XDG_TOPLEVEL_STATE_ACTIVATED = 4, 1054 /** 1055 * @since 2 1056 */ 1057 XDG_TOPLEVEL_STATE_TILED_LEFT = 5, 1058 /** 1059 * @since 2 1060 */ 1061 XDG_TOPLEVEL_STATE_TILED_RIGHT = 6, 1062 /** 1063 * @since 2 1064 */ 1065 XDG_TOPLEVEL_STATE_TILED_TOP = 7, 1066 /** 1067 * @since 2 1068 */ 1069 XDG_TOPLEVEL_STATE_TILED_BOTTOM = 8, 1070 }; 1071 /** 1072 * @ingroup iface_xdg_toplevel 1073 */ 1074 #define XDG_TOPLEVEL_STATE_TILED_LEFT_SINCE_VERSION 2 1075 /** 1076 * @ingroup iface_xdg_toplevel 1077 */ 1078 #define XDG_TOPLEVEL_STATE_TILED_RIGHT_SINCE_VERSION 2 1079 /** 1080 * @ingroup iface_xdg_toplevel 1081 */ 1082 #define XDG_TOPLEVEL_STATE_TILED_TOP_SINCE_VERSION 2 1083 /** 1084 * @ingroup iface_xdg_toplevel 1085 */ 1086 #define XDG_TOPLEVEL_STATE_TILED_BOTTOM_SINCE_VERSION 2 1087 #endif /* XDG_TOPLEVEL_STATE_ENUM */ 1088 1089 /** 1090 * @ingroup iface_xdg_toplevel 1091 * @struct xdg_toplevel_listener 1092 */ 1093 struct xdg_toplevel_listener { 1094 /** 1095 * suggest a surface change 1096 * 1097 * This configure event asks the client to resize its toplevel 1098 * surface or to change its state. The configured state should not 1099 * be applied immediately. See xdg_surface.configure for details. 1100 * 1101 * The width and height arguments specify a hint to the window 1102 * about how its surface should be resized in window geometry 1103 * coordinates. See set_window_geometry. 1104 * 1105 * If the width or height arguments are zero, it means the client 1106 * should decide its own window dimension. This may happen when the 1107 * compositor needs to configure the state of the surface but 1108 * doesn't have any information about any previous or expected 1109 * dimension. 1110 * 1111 * The states listed in the event specify how the width/height 1112 * arguments should be interpreted, and possibly how it should be 1113 * drawn. 1114 * 1115 * Clients must send an ack_configure in response to this event. 1116 * See xdg_surface.configure and xdg_surface.ack_configure for 1117 * details. 1118 */ 1119 void (*configure)(void *data, 1120 struct xdg_toplevel *xdg_toplevel, 1121 int32_t width, 1122 int32_t height, 1123 struct wl_array *states); 1124 /** 1125 * surface wants to be closed 1126 * 1127 * The close event is sent by the compositor when the user wants 1128 * the surface to be closed. This should be equivalent to the user 1129 * clicking the close button in client-side decorations, if your 1130 * application has any. 1131 * 1132 * This is only a request that the user intends to close the 1133 * window. The client may choose to ignore this request, or show a 1134 * dialog to ask the user to save their data, etc. 1135 */ 1136 void (*close)(void *data, 1137 struct xdg_toplevel *xdg_toplevel); 1138 }; 1139 1140 /** 1141 * @ingroup iface_xdg_toplevel 1142 */ 1143 static inline int 1144 xdg_toplevel_add_listener(struct xdg_toplevel *xdg_toplevel, 1145 const struct xdg_toplevel_listener *listener, void *data) 1146 { 1147 return wl_proxy_add_listener((struct wl_proxy *) xdg_toplevel, 1148 (void (**)(void)) listener, data); 1149 } 1150 1151 #define XDG_TOPLEVEL_DESTROY 0 1152 #define XDG_TOPLEVEL_SET_PARENT 1 1153 #define XDG_TOPLEVEL_SET_TITLE 2 1154 #define XDG_TOPLEVEL_SET_APP_ID 3 1155 #define XDG_TOPLEVEL_SHOW_WINDOW_MENU 4 1156 #define XDG_TOPLEVEL_MOVE 5 1157 #define XDG_TOPLEVEL_RESIZE 6 1158 #define XDG_TOPLEVEL_SET_MAX_SIZE 7 1159 #define XDG_TOPLEVEL_SET_MIN_SIZE 8 1160 #define XDG_TOPLEVEL_SET_MAXIMIZED 9 1161 #define XDG_TOPLEVEL_UNSET_MAXIMIZED 10 1162 #define XDG_TOPLEVEL_SET_FULLSCREEN 11 1163 #define XDG_TOPLEVEL_UNSET_FULLSCREEN 12 1164 #define XDG_TOPLEVEL_SET_MINIMIZED 13 1165 1166 /** 1167 * @ingroup iface_xdg_toplevel 1168 */ 1169 #define XDG_TOPLEVEL_CONFIGURE_SINCE_VERSION 1 1170 /** 1171 * @ingroup iface_xdg_toplevel 1172 */ 1173 #define XDG_TOPLEVEL_CLOSE_SINCE_VERSION 1 1174 1175 /** 1176 * @ingroup iface_xdg_toplevel 1177 */ 1178 #define XDG_TOPLEVEL_DESTROY_SINCE_VERSION 1 1179 /** 1180 * @ingroup iface_xdg_toplevel 1181 */ 1182 #define XDG_TOPLEVEL_SET_PARENT_SINCE_VERSION 1 1183 /** 1184 * @ingroup iface_xdg_toplevel 1185 */ 1186 #define XDG_TOPLEVEL_SET_TITLE_SINCE_VERSION 1 1187 /** 1188 * @ingroup iface_xdg_toplevel 1189 */ 1190 #define XDG_TOPLEVEL_SET_APP_ID_SINCE_VERSION 1 1191 /** 1192 * @ingroup iface_xdg_toplevel 1193 */ 1194 #define XDG_TOPLEVEL_SHOW_WINDOW_MENU_SINCE_VERSION 1 1195 /** 1196 * @ingroup iface_xdg_toplevel 1197 */ 1198 #define XDG_TOPLEVEL_MOVE_SINCE_VERSION 1 1199 /** 1200 * @ingroup iface_xdg_toplevel 1201 */ 1202 #define XDG_TOPLEVEL_RESIZE_SINCE_VERSION 1 1203 /** 1204 * @ingroup iface_xdg_toplevel 1205 */ 1206 #define XDG_TOPLEVEL_SET_MAX_SIZE_SINCE_VERSION 1 1207 /** 1208 * @ingroup iface_xdg_toplevel 1209 */ 1210 #define XDG_TOPLEVEL_SET_MIN_SIZE_SINCE_VERSION 1 1211 /** 1212 * @ingroup iface_xdg_toplevel 1213 */ 1214 #define XDG_TOPLEVEL_SET_MAXIMIZED_SINCE_VERSION 1 1215 /** 1216 * @ingroup iface_xdg_toplevel 1217 */ 1218 #define XDG_TOPLEVEL_UNSET_MAXIMIZED_SINCE_VERSION 1 1219 /** 1220 * @ingroup iface_xdg_toplevel 1221 */ 1222 #define XDG_TOPLEVEL_SET_FULLSCREEN_SINCE_VERSION 1 1223 /** 1224 * @ingroup iface_xdg_toplevel 1225 */ 1226 #define XDG_TOPLEVEL_UNSET_FULLSCREEN_SINCE_VERSION 1 1227 /** 1228 * @ingroup iface_xdg_toplevel 1229 */ 1230 #define XDG_TOPLEVEL_SET_MINIMIZED_SINCE_VERSION 1 1231 1232 /** @ingroup iface_xdg_toplevel */ 1233 static inline void 1234 xdg_toplevel_set_user_data(struct xdg_toplevel *xdg_toplevel, void *user_data) 1235 { 1236 wl_proxy_set_user_data((struct wl_proxy *) xdg_toplevel, user_data); 1237 } 1238 1239 /** @ingroup iface_xdg_toplevel */ 1240 static inline void * 1241 xdg_toplevel_get_user_data(struct xdg_toplevel *xdg_toplevel) 1242 { 1243 return wl_proxy_get_user_data((struct wl_proxy *) xdg_toplevel); 1244 } 1245 1246 static inline uint32_t 1247 xdg_toplevel_get_version(struct xdg_toplevel *xdg_toplevel) 1248 { 1249 return wl_proxy_get_version((struct wl_proxy *) xdg_toplevel); 1250 } 1251 1252 /** 1253 * @ingroup iface_xdg_toplevel 1254 * 1255 * This request destroys the role surface and unmaps the surface; 1256 * see "Unmapping" behavior in interface section for details. 1257 */ 1258 static inline void 1259 xdg_toplevel_destroy(struct xdg_toplevel *xdg_toplevel) 1260 { 1261 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1262 XDG_TOPLEVEL_DESTROY); 1263 1264 wl_proxy_destroy((struct wl_proxy *) xdg_toplevel); 1265 } 1266 1267 /** 1268 * @ingroup iface_xdg_toplevel 1269 * 1270 * Set the "parent" of this surface. This surface should be stacked 1271 * above the parent surface and all other ancestor surfaces. 1272 * 1273 * Parent windows should be set on dialogs, toolboxes, or other 1274 * "auxiliary" surfaces, so that the parent is raised when the dialog 1275 * is raised. 1276 * 1277 * Setting a null parent for a child window removes any parent-child 1278 * relationship for the child. Setting a null parent for a window which 1279 * currently has no parent is a no-op. 1280 * 1281 * If the parent is unmapped then its children are managed as 1282 * though the parent of the now-unmapped parent has become the 1283 * parent of this surface. If no parent exists for the now-unmapped 1284 * parent then the children are managed as though they have no 1285 * parent surface. 1286 */ 1287 static inline void 1288 xdg_toplevel_set_parent(struct xdg_toplevel *xdg_toplevel, struct xdg_toplevel *parent) 1289 { 1290 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1291 XDG_TOPLEVEL_SET_PARENT, parent); 1292 } 1293 1294 /** 1295 * @ingroup iface_xdg_toplevel 1296 * 1297 * Set a short title for the surface. 1298 * 1299 * This string may be used to identify the surface in a task bar, 1300 * window list, or other user interface elements provided by the 1301 * compositor. 1302 * 1303 * The string must be encoded in UTF-8. 1304 */ 1305 static inline void 1306 xdg_toplevel_set_title(struct xdg_toplevel *xdg_toplevel, const char *title) 1307 { 1308 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1309 XDG_TOPLEVEL_SET_TITLE, title); 1310 } 1311 1312 /** 1313 * @ingroup iface_xdg_toplevel 1314 * 1315 * Set an application identifier for the surface. 1316 * 1317 * The app ID identifies the general class of applications to which 1318 * the surface belongs. The compositor can use this to group multiple 1319 * surfaces together, or to determine how to launch a new application. 1320 * 1321 * For D-Bus activatable applications, the app ID is used as the D-Bus 1322 * service name. 1323 * 1324 * The compositor shell will try to group application surfaces together 1325 * by their app ID. As a best practice, it is suggested to select app 1326 * ID's that match the basename of the application's .desktop file. 1327 * For example, "org.freedesktop.FooViewer" where the .desktop file is 1328 * "org.freedesktop.FooViewer.desktop". 1329 * 1330 * Like other properties, a set_app_id request can be sent after the 1331 * xdg_toplevel has been mapped to update the property. 1332 * 1333 * See the desktop-entry specification [0] for more details on 1334 * application identifiers and how they relate to well-known D-Bus 1335 * names and .desktop files. 1336 * 1337 * [0] http://standards.freedesktop.org/desktop-entry-spec/ 1338 */ 1339 static inline void 1340 xdg_toplevel_set_app_id(struct xdg_toplevel *xdg_toplevel, const char *app_id) 1341 { 1342 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1343 XDG_TOPLEVEL_SET_APP_ID, app_id); 1344 } 1345 1346 /** 1347 * @ingroup iface_xdg_toplevel 1348 * 1349 * Clients implementing client-side decorations might want to show 1350 * a context menu when right-clicking on the decorations, giving the 1351 * user a menu that they can use to maximize or minimize the window. 1352 * 1353 * This request asks the compositor to pop up such a window menu at 1354 * the given position, relative to the local surface coordinates of 1355 * the parent surface. There are no guarantees as to what menu items 1356 * the window menu contains. 1357 * 1358 * This request must be used in response to some sort of user action 1359 * like a button press, key press, or touch down event. 1360 */ 1361 static inline void 1362 xdg_toplevel_show_window_menu(struct xdg_toplevel *xdg_toplevel, struct wl_seat *seat, uint32_t serial, int32_t x, int32_t y) 1363 { 1364 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1365 XDG_TOPLEVEL_SHOW_WINDOW_MENU, seat, serial, x, y); 1366 } 1367 1368 /** 1369 * @ingroup iface_xdg_toplevel 1370 * 1371 * Start an interactive, user-driven move of the surface. 1372 * 1373 * This request must be used in response to some sort of user action 1374 * like a button press, key press, or touch down event. The passed 1375 * serial is used to determine the type of interactive move (touch, 1376 * pointer, etc). 1377 * 1378 * The server may ignore move requests depending on the state of 1379 * the surface (e.g. fullscreen or maximized), or if the passed serial 1380 * is no longer valid. 1381 * 1382 * If triggered, the surface will lose the focus of the device 1383 * (wl_pointer, wl_touch, etc) used for the move. It is up to the 1384 * compositor to visually indicate that the move is taking place, such as 1385 * updating a pointer cursor, during the move. There is no guarantee 1386 * that the device focus will return when the move is completed. 1387 */ 1388 static inline void 1389 xdg_toplevel_move(struct xdg_toplevel *xdg_toplevel, struct wl_seat *seat, uint32_t serial) 1390 { 1391 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1392 XDG_TOPLEVEL_MOVE, seat, serial); 1393 } 1394 1395 /** 1396 * @ingroup iface_xdg_toplevel 1397 * 1398 * Start a user-driven, interactive resize of the surface. 1399 * 1400 * This request must be used in response to some sort of user action 1401 * like a button press, key press, or touch down event. The passed 1402 * serial is used to determine the type of interactive resize (touch, 1403 * pointer, etc). 1404 * 1405 * The server may ignore resize requests depending on the state of 1406 * the surface (e.g. fullscreen or maximized). 1407 * 1408 * If triggered, the client will receive configure events with the 1409 * "resize" state enum value and the expected sizes. See the "resize" 1410 * enum value for more details about what is required. The client 1411 * must also acknowledge configure events using "ack_configure". After 1412 * the resize is completed, the client will receive another "configure" 1413 * event without the resize state. 1414 * 1415 * If triggered, the surface also will lose the focus of the device 1416 * (wl_pointer, wl_touch, etc) used for the resize. It is up to the 1417 * compositor to visually indicate that the resize is taking place, 1418 * such as updating a pointer cursor, during the resize. There is no 1419 * guarantee that the device focus will return when the resize is 1420 * completed. 1421 * 1422 * The edges parameter specifies how the surface should be resized, 1423 * and is one of the values of the resize_edge enum. The compositor 1424 * may use this information to update the surface position for 1425 * example when dragging the top left corner. The compositor may also 1426 * use this information to adapt its behavior, e.g. choose an 1427 * appropriate cursor image. 1428 */ 1429 static inline void 1430 xdg_toplevel_resize(struct xdg_toplevel *xdg_toplevel, struct wl_seat *seat, uint32_t serial, uint32_t edges) 1431 { 1432 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1433 XDG_TOPLEVEL_RESIZE, seat, serial, edges); 1434 } 1435 1436 /** 1437 * @ingroup iface_xdg_toplevel 1438 * 1439 * Set a maximum size for the window. 1440 * 1441 * The client can specify a maximum size so that the compositor does 1442 * not try to configure the window beyond this size. 1443 * 1444 * The width and height arguments are in window geometry coordinates. 1445 * See xdg_surface.set_window_geometry. 1446 * 1447 * Values set in this way are double-buffered. They will get applied 1448 * on the next commit. 1449 * 1450 * The compositor can use this information to allow or disallow 1451 * different states like maximize or fullscreen and draw accurate 1452 * animations. 1453 * 1454 * Similarly, a tiling window manager may use this information to 1455 * place and resize client windows in a more effective way. 1456 * 1457 * The client should not rely on the compositor to obey the maximum 1458 * size. The compositor may decide to ignore the values set by the 1459 * client and request a larger size. 1460 * 1461 * If never set, or a value of zero in the request, means that the 1462 * client has no expected maximum size in the given dimension. 1463 * As a result, a client wishing to reset the maximum size 1464 * to an unspecified state can use zero for width and height in the 1465 * request. 1466 * 1467 * Requesting a maximum size to be smaller than the minimum size of 1468 * a surface is illegal and will result in a protocol error. 1469 * 1470 * The width and height must be greater than or equal to zero. Using 1471 * strictly negative values for width and height will result in a 1472 * protocol error. 1473 */ 1474 static inline void 1475 xdg_toplevel_set_max_size(struct xdg_toplevel *xdg_toplevel, int32_t width, int32_t height) 1476 { 1477 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1478 XDG_TOPLEVEL_SET_MAX_SIZE, width, height); 1479 } 1480 1481 /** 1482 * @ingroup iface_xdg_toplevel 1483 * 1484 * Set a minimum size for the window. 1485 * 1486 * The client can specify a minimum size so that the compositor does 1487 * not try to configure the window below this size. 1488 * 1489 * The width and height arguments are in window geometry coordinates. 1490 * See xdg_surface.set_window_geometry. 1491 * 1492 * Values set in this way are double-buffered. They will get applied 1493 * on the next commit. 1494 * 1495 * The compositor can use this information to allow or disallow 1496 * different states like maximize or fullscreen and draw accurate 1497 * animations. 1498 * 1499 * Similarly, a tiling window manager may use this information to 1500 * place and resize client windows in a more effective way. 1501 * 1502 * The client should not rely on the compositor to obey the minimum 1503 * size. The compositor may decide to ignore the values set by the 1504 * client and request a smaller size. 1505 * 1506 * If never set, or a value of zero in the request, means that the 1507 * client has no expected minimum size in the given dimension. 1508 * As a result, a client wishing to reset the minimum size 1509 * to an unspecified state can use zero for width and height in the 1510 * request. 1511 * 1512 * Requesting a minimum size to be larger than the maximum size of 1513 * a surface is illegal and will result in a protocol error. 1514 * 1515 * The width and height must be greater than or equal to zero. Using 1516 * strictly negative values for width and height will result in a 1517 * protocol error. 1518 */ 1519 static inline void 1520 xdg_toplevel_set_min_size(struct xdg_toplevel *xdg_toplevel, int32_t width, int32_t height) 1521 { 1522 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1523 XDG_TOPLEVEL_SET_MIN_SIZE, width, height); 1524 } 1525 1526 /** 1527 * @ingroup iface_xdg_toplevel 1528 * 1529 * Maximize the surface. 1530 * 1531 * After requesting that the surface should be maximized, the compositor 1532 * will respond by emitting a configure event. Whether this configure 1533 * actually sets the window maximized is subject to compositor policies. 1534 * The client must then update its content, drawing in the configured 1535 * state. The client must also acknowledge the configure when committing 1536 * the new content (see ack_configure). 1537 * 1538 * It is up to the compositor to decide how and where to maximize the 1539 * surface, for example which output and what region of the screen should 1540 * be used. 1541 * 1542 * If the surface was already maximized, the compositor will still emit 1543 * a configure event with the "maximized" state. 1544 * 1545 * If the surface is in a fullscreen state, this request has no direct 1546 * effect. It may alter the state the surface is returned to when 1547 * unmaximized unless overridden by the compositor. 1548 */ 1549 static inline void 1550 xdg_toplevel_set_maximized(struct xdg_toplevel *xdg_toplevel) 1551 { 1552 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1553 XDG_TOPLEVEL_SET_MAXIMIZED); 1554 } 1555 1556 /** 1557 * @ingroup iface_xdg_toplevel 1558 * 1559 * Unmaximize the surface. 1560 * 1561 * After requesting that the surface should be unmaximized, the compositor 1562 * will respond by emitting a configure event. Whether this actually 1563 * un-maximizes the window is subject to compositor policies. 1564 * If available and applicable, the compositor will include the window 1565 * geometry dimensions the window had prior to being maximized in the 1566 * configure event. The client must then update its content, drawing it in 1567 * the configured state. The client must also acknowledge the configure 1568 * when committing the new content (see ack_configure). 1569 * 1570 * It is up to the compositor to position the surface after it was 1571 * unmaximized; usually the position the surface had before maximizing, if 1572 * applicable. 1573 * 1574 * If the surface was already not maximized, the compositor will still 1575 * emit a configure event without the "maximized" state. 1576 * 1577 * If the surface is in a fullscreen state, this request has no direct 1578 * effect. It may alter the state the surface is returned to when 1579 * unmaximized unless overridden by the compositor. 1580 */ 1581 static inline void 1582 xdg_toplevel_unset_maximized(struct xdg_toplevel *xdg_toplevel) 1583 { 1584 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1585 XDG_TOPLEVEL_UNSET_MAXIMIZED); 1586 } 1587 1588 /** 1589 * @ingroup iface_xdg_toplevel 1590 * 1591 * Make the surface fullscreen. 1592 * 1593 * After requesting that the surface should be fullscreened, the 1594 * compositor will respond by emitting a configure event. Whether the 1595 * client is actually put into a fullscreen state is subject to compositor 1596 * policies. The client must also acknowledge the configure when 1597 * committing the new content (see ack_configure). 1598 * 1599 * The output passed by the request indicates the client's preference as 1600 * to which display it should be set fullscreen on. If this value is NULL, 1601 * it's up to the compositor to choose which display will be used to map 1602 * this surface. 1603 * 1604 * If the surface doesn't cover the whole output, the compositor will 1605 * position the surface in the center of the output and compensate with 1606 * with border fill covering the rest of the output. The content of the 1607 * border fill is undefined, but should be assumed to be in some way that 1608 * attempts to blend into the surrounding area (e.g. solid black). 1609 * 1610 * If the fullscreened surface is not opaque, the compositor must make 1611 * sure that other screen content not part of the same surface tree (made 1612 * up of subsurfaces, popups or similarly coupled surfaces) are not 1613 * visible below the fullscreened surface. 1614 */ 1615 static inline void 1616 xdg_toplevel_set_fullscreen(struct xdg_toplevel *xdg_toplevel, struct wl_output *output) 1617 { 1618 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1619 XDG_TOPLEVEL_SET_FULLSCREEN, output); 1620 } 1621 1622 /** 1623 * @ingroup iface_xdg_toplevel 1624 * 1625 * Make the surface no longer fullscreen. 1626 * 1627 * After requesting that the surface should be unfullscreened, the 1628 * compositor will respond by emitting a configure event. 1629 * Whether this actually removes the fullscreen state of the client is 1630 * subject to compositor policies. 1631 * 1632 * Making a surface unfullscreen sets states for the surface based on the following: 1633 * * the state(s) it may have had before becoming fullscreen 1634 * * any state(s) decided by the compositor 1635 * * any state(s) requested by the client while the surface was fullscreen 1636 * 1637 * The compositor may include the previous window geometry dimensions in 1638 * the configure event, if applicable. 1639 * 1640 * The client must also acknowledge the configure when committing the new 1641 * content (see ack_configure). 1642 */ 1643 static inline void 1644 xdg_toplevel_unset_fullscreen(struct xdg_toplevel *xdg_toplevel) 1645 { 1646 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1647 XDG_TOPLEVEL_UNSET_FULLSCREEN); 1648 } 1649 1650 /** 1651 * @ingroup iface_xdg_toplevel 1652 * 1653 * Request that the compositor minimize your surface. There is no 1654 * way to know if the surface is currently minimized, nor is there 1655 * any way to unset minimization on this surface. 1656 * 1657 * If you are looking to throttle redrawing when minimized, please 1658 * instead use the wl_surface.frame event for this, as this will 1659 * also work with live previews on windows in Alt-Tab, Expose or 1660 * similar compositor features. 1661 */ 1662 static inline void 1663 xdg_toplevel_set_minimized(struct xdg_toplevel *xdg_toplevel) 1664 { 1665 wl_proxy_marshal((struct wl_proxy *) xdg_toplevel, 1666 XDG_TOPLEVEL_SET_MINIMIZED); 1667 } 1668 1669 #ifndef XDG_POPUP_ERROR_ENUM 1670 #define XDG_POPUP_ERROR_ENUM 1671 enum xdg_popup_error { 1672 /** 1673 * tried to grab after being mapped 1674 */ 1675 XDG_POPUP_ERROR_INVALID_GRAB = 0, 1676 }; 1677 #endif /* XDG_POPUP_ERROR_ENUM */ 1678 1679 /** 1680 * @ingroup iface_xdg_popup 1681 * @struct xdg_popup_listener 1682 */ 1683 struct xdg_popup_listener { 1684 /** 1685 * configure the popup surface 1686 * 1687 * This event asks the popup surface to configure itself given 1688 * the configuration. The configured state should not be applied 1689 * immediately. See xdg_surface.configure for details. 1690 * 1691 * The x and y arguments represent the position the popup was 1692 * placed at given the xdg_positioner rule, relative to the upper 1693 * left corner of the window geometry of the parent surface. 1694 * @param x x position relative to parent surface window geometry 1695 * @param y y position relative to parent surface window geometry 1696 * @param width window geometry width 1697 * @param height window geometry height 1698 */ 1699 void (*configure)(void *data, 1700 struct xdg_popup *xdg_popup, 1701 int32_t x, 1702 int32_t y, 1703 int32_t width, 1704 int32_t height); 1705 /** 1706 * popup interaction is done 1707 * 1708 * The popup_done event is sent out when a popup is dismissed by 1709 * the compositor. The client should destroy the xdg_popup object 1710 * at this point. 1711 */ 1712 void (*popup_done)(void *data, 1713 struct xdg_popup *xdg_popup); 1714 }; 1715 1716 /** 1717 * @ingroup iface_xdg_popup 1718 */ 1719 static inline int 1720 xdg_popup_add_listener(struct xdg_popup *xdg_popup, 1721 const struct xdg_popup_listener *listener, void *data) 1722 { 1723 return wl_proxy_add_listener((struct wl_proxy *) xdg_popup, 1724 (void (**)(void)) listener, data); 1725 } 1726 1727 #define XDG_POPUP_DESTROY 0 1728 #define XDG_POPUP_GRAB 1 1729 1730 /** 1731 * @ingroup iface_xdg_popup 1732 */ 1733 #define XDG_POPUP_CONFIGURE_SINCE_VERSION 1 1734 /** 1735 * @ingroup iface_xdg_popup 1736 */ 1737 #define XDG_POPUP_POPUP_DONE_SINCE_VERSION 1 1738 1739 /** 1740 * @ingroup iface_xdg_popup 1741 */ 1742 #define XDG_POPUP_DESTROY_SINCE_VERSION 1 1743 /** 1744 * @ingroup iface_xdg_popup 1745 */ 1746 #define XDG_POPUP_GRAB_SINCE_VERSION 1 1747 1748 /** @ingroup iface_xdg_popup */ 1749 static inline void 1750 xdg_popup_set_user_data(struct xdg_popup *xdg_popup, void *user_data) 1751 { 1752 wl_proxy_set_user_data((struct wl_proxy *) xdg_popup, user_data); 1753 } 1754 1755 /** @ingroup iface_xdg_popup */ 1756 static inline void * 1757 xdg_popup_get_user_data(struct xdg_popup *xdg_popup) 1758 { 1759 return wl_proxy_get_user_data((struct wl_proxy *) xdg_popup); 1760 } 1761 1762 static inline uint32_t 1763 xdg_popup_get_version(struct xdg_popup *xdg_popup) 1764 { 1765 return wl_proxy_get_version((struct wl_proxy *) xdg_popup); 1766 } 1767 1768 /** 1769 * @ingroup iface_xdg_popup 1770 * 1771 * This destroys the popup. Explicitly destroying the xdg_popup 1772 * object will also dismiss the popup, and unmap the surface. 1773 * 1774 * If this xdg_popup is not the "topmost" popup, a protocol error 1775 * will be sent. 1776 */ 1777 static inline void 1778 xdg_popup_destroy(struct xdg_popup *xdg_popup) 1779 { 1780 wl_proxy_marshal((struct wl_proxy *) xdg_popup, 1781 XDG_POPUP_DESTROY); 1782 1783 wl_proxy_destroy((struct wl_proxy *) xdg_popup); 1784 } 1785 1786 /** 1787 * @ingroup iface_xdg_popup 1788 * 1789 * This request makes the created popup take an explicit grab. An explicit 1790 * grab will be dismissed when the user dismisses the popup, or when the 1791 * client destroys the xdg_popup. This can be done by the user clicking 1792 * outside the surface, using the keyboard, or even locking the screen 1793 * through closing the lid or a timeout. 1794 * 1795 * If the compositor denies the grab, the popup will be immediately 1796 * dismissed. 1797 * 1798 * This request must be used in response to some sort of user action like a 1799 * button press, key press, or touch down event. The serial number of the 1800 * event should be passed as 'serial'. 1801 * 1802 * The parent of a grabbing popup must either be an xdg_toplevel surface or 1803 * another xdg_popup with an explicit grab. If the parent is another 1804 * xdg_popup it means that the popups are nested, with this popup now being 1805 * the topmost popup. 1806 * 1807 * Nested popups must be destroyed in the reverse order they were created 1808 * in, e.g. the only popup you are allowed to destroy at all times is the 1809 * topmost one. 1810 * 1811 * When compositors choose to dismiss a popup, they may dismiss every 1812 * nested grabbing popup as well. When a compositor dismisses popups, it 1813 * will follow the same dismissing order as required from the client. 1814 * 1815 * The parent of a grabbing popup must either be another xdg_popup with an 1816 * active explicit grab, or an xdg_popup or xdg_toplevel, if there are no 1817 * explicit grabs already taken. 1818 * 1819 * If the topmost grabbing popup is destroyed, the grab will be returned to 1820 * the parent of the popup, if that parent previously had an explicit grab. 1821 * 1822 * If the parent is a grabbing popup which has already been dismissed, this 1823 * popup will be immediately dismissed. If the parent is a popup that did 1824 * not take an explicit grab, an error will be raised. 1825 * 1826 * During a popup grab, the client owning the grab will receive pointer 1827 * and touch events for all their surfaces as normal (similar to an 1828 * "owner-events" grab in X11 parlance), while the top most grabbing popup 1829 * will always have keyboard focus. 1830 */ 1831 static inline void 1832 xdg_popup_grab(struct xdg_popup *xdg_popup, struct wl_seat *seat, uint32_t serial) 1833 { 1834 wl_proxy_marshal((struct wl_proxy *) xdg_popup, 1835 XDG_POPUP_GRAB, seat, serial); 1836 } 1837 1838 #ifdef __cplusplus 1839 } 1840 #endif 1841 1842 #endif