Dogcows Code - chaz/openbox/blob - openbox/client.h

   1 #ifndef __client_h
   2 #define __client_h
   3
   4 #include "misc.h"
   5 #include "mwm.h"
   6 #include "geom.h"
   7 #include "stacking.h"
   8 #include "render/color.h"
   9
  10 #include <glib.h>
  11 #include <X11/Xlib.h>
  12
  13 struct _ObFrame;
  14 struct _ObGroup;
  15 struct _ObSessionState;
  16
  17 typedef struct _ObClient     ObClient;
  18 typedef struct _ObClientIcon ObClientIcon;
  19
  20 /* The value in client.transient_for indicating it is a transient for its
  21    group instead of for a single window */
  22 #define OB_TRAN_GROUP ((void*)~0l)
  23
  24 /*! Holds an icon in ARGB format */
  25 struct _ObClientIcon
  26 {
  27     gint width;
  28     gint height;
  29     RrPixel32 *data;
  30 };
  31
  32 /*! Possible window types */
  33 typedef enum
  34 {
  35     OB_CLIENT_TYPE_DESKTOP, /*!< A desktop (bottom-most window) */
  36     OB_CLIENT_TYPE_DOCK,    /*!< A dock bar/panel window */
  37     OB_CLIENT_TYPE_TOOLBAR, /*!< A toolbar window, pulled off an app */
  38     OB_CLIENT_TYPE_MENU,    /*!< An unpinned menu from an app */
  39     OB_CLIENT_TYPE_UTILITY, /*!< A small utility window such as a palette */
  40     OB_CLIENT_TYPE_SPLASH,  /*!< A splash screen window */
  41     OB_CLIENT_TYPE_DIALOG,  /*!< A dialog window */
  42     OB_CLIENT_TYPE_NORMAL   /*!< A normal application window */
  43 } ObClientType;
  44
  45 /*! The things the user can do to the client window */
  46 typedef enum
  47 {
  48     OB_CLIENT_FUNC_RESIZE     = 1 << 0, /*!< Allow user resizing */
  49     OB_CLIENT_FUNC_MOVE       = 1 << 1, /*!< Allow user moving */
  50     OB_CLIENT_FUNC_ICONIFY    = 1 << 2, /*!< Allow to be iconified */
  51     OB_CLIENT_FUNC_MAXIMIZE   = 1 << 3, /*!< Allow to be maximized */
  52     OB_CLIENT_FUNC_SHADE      = 1 << 4, /*!< Allow to be shaded */
  53     OB_CLIENT_FUNC_FULLSCREEN = 1 << 5, /*!< Allow to be made fullscreen */
  54     OB_CLIENT_FUNC_CLOSE      = 1 << 6  /*!< Allow to be closed */
  55 } ObFunctions;
  56
  57 struct _ObClient
  58 {
  59     ObWindow obwin;
  60
  61     Window  window;
  62
  63     /*! The window's decorations. NULL while the window is being managed! */
  64     struct _ObFrame *frame;
  65
  66     /*! The number of unmap events to ignore on the window */
  67     int ignore_unmaps;
  68
  69     /*! The id of the group the window belongs to */
  70     struct _ObGroup *group;
  71
  72     /*! Saved session data to apply to this client */
  73     struct _ObSessionState *session;
  74
  75     /*! Whether or not the client is a transient window. This is guaranteed to
  76       be TRUE if transient_for != NULL, but not guaranteed to be FALSE if
  77       transient_for == NULL. */
  78     gboolean transient;
  79     /*! The client which this client is a transient (child) for.
  80       A value of TRAN_GROUP signifies that the window is a transient for all
  81       members of its ObGroup, and is not a valid pointer to be followed in this
  82       case.
  83      */
  84     ObClient *transient_for;
  85     /*! The clients which are transients (children) of this client */
  86     GSList *transients;
  87     /*! The desktop on which the window resides (0xffffffff for all
  88       desktops) */
  89     guint desktop;
  90
  91     /*! The startup id for the startup-notification protocol. This will be
  92       NULL if a startup id is not set. */
  93     gchar *startup_id;
  94
  95     /*! Normal window title */
  96     gchar *title;
  97     /*! The count for the title. When another window with the same title
  98       exists, a count will be appended to it. */
  99     guint title_count;
 100     /*! Window title when iconified */
 101     gchar *icon_title;
 102
 103     /*! The application that created the window */
 104     gchar *name;
 105     /*! The class of the window, can used for grouping */
 106     gchar *class;
 107     /*! The specified role of the window, used for identification */
 108     gchar *role;
 109     /*! The session client id for the window. *This can be NULL!* */
 110     gchar *sm_client_id;
 111
 112     /*! The type of window (what its function is) */
 113     ObClientType type;
 114
 115     /*! Position and size of the window
 116       This will not always be the actual position of the window on screen, it
 117       is, rather, the position requested by the client, to which the window's
 118       gravity is applied.
 119     */
 120     Rect area;
 121
 122     /*! The window's strut
 123       The strut defines areas of the screen that are marked off-bounds for
 124       window placement. In theory, where this window exists.
 125     */
 126     StrutPartial strut;
 127
 128     /*! The logical size of the window
 129       The "logical" size of the window is refers to the user's perception of
 130       the size of the window, and is the value that should be displayed to the
 131       user. For example, with xterms, this value it the number of characters
 132       being displayed in the terminal, instead of the number of pixels.
 133     */
 134     Size logical_size;
 135
 136     /*! Width of the border on the window.
 137       The window manager will set this to 0 while the window is being managed,
 138       but needs to restore it afterwards, so it is saved here.
 139     */
 140     guint border_width;
 141
 142     /*! The minimum aspect ratio the client window can be sized to.
 143       A value of 0 means this is ignored.
 144     */
 145     float min_ratio;
 146     /*! The maximum aspect ratio the client window can be sized to.
 147       A value of 0 means this is ignored.
 148     */
 149     float max_ratio;
 150
 151     /*! The minimum size of the client window
 152       If the min is > the max, then the window is not resizable
 153     */
 154     Size min_size;
 155     /*! The maximum size of the client window
 156       If the min is > the max, then the window is not resizable
 157     */
 158     Size max_size;
 159     /*! The size of increments to resize the client window by */
 160     Size size_inc;
 161     /*! The base size of the client window
 162       This value should be subtracted from the window's actual size when
 163       displaying its size to the user, or working with its min/max size
 164     */
 165     Size base_size;
 166
 167     /*! Window decoration and functionality hints */
 168     ObMwmHints mwmhints;
 169
 170     /*! Where to place the decorated window in relation to the undecorated
 171       window */
 172     int gravity;
 173
 174     /*! The state of the window, one of WithdrawnState, IconicState, or
 175       NormalState */
 176     long wmstate;
 177
 178     /*! True if the client supports the delete_window protocol */
 179     gboolean delete_window;
 180
 181     /*! Was the window's position requested by the application? if not, we
 182       should place the window ourselves when it first appears */
 183     gboolean positioned;
 184
 185     /*! Can the window receive input focus? */
 186     gboolean can_focus;
 187     /*! Urgency flag */
 188     gboolean urgent;
 189     /*! Notify the window when it receives focus? */
 190     gboolean focus_notify;
 191
 192     /*! The window uses shape extension to be non-rectangular? */
 193     gboolean shaped;
 194
 195     /*! The window is modal, so it must be processed before any windows it is
 196       related to can be focused */
 197     gboolean modal;
 198     /*! Only the window's titlebar is displayed */
 199     gboolean shaded;
 200     /*! The window is iconified */
 201     gboolean iconic;
 202     /*! The window is maximized to fill the screen vertically */
 203     gboolean max_vert;
 204     /*! The window is maximized to fill the screen horizontally */
 205     gboolean max_horz;
 206     /*! The window should not be displayed by pagers */
 207     gboolean skip_pager;
 208     /*! The window should not be displayed by taskbars */
 209     gboolean skip_taskbar;
 210     /*! The window is a 'fullscreen' window, and should be on top of all
 211       others */
 212     gboolean fullscreen;
 213     /*! The window should be on top of other windows of the same type.
 214       above takes priority over below. */
 215     gboolean above;
 216     /*! The window should be underneath other windows of the same type.
 217       above takes priority over below. */
 218     gboolean below;
 219
 220     /*! The layer in which the window will be stacked, windows in lower layers
 221       are always below windows in higher layers. */
 222     ObStackingLayer layer;
 223
 224     /*! A bitmask of values in the ObFrameDecorations enum
 225       The values in the variable are the decorations that the client wants to
 226       be displayed around it.
 227     */
 228     guint decorations;
 229
 230     /*! A user option. When this is set to FALSE the client will not ever
 231       be decorated.
 232     */
 233     gboolean decorate;
 234
 235     /*! A bitmask of values in the ObFunctions enum
 236       The values in the variable specify the ways in which the user is allowed
 237       to modify this window.
 238     */
 239     guint functions;
 240
 241     /*! Icons for the client as specified on the client window */
 242     ObClientIcon *icons;
 243     /*! The number of icons in icons */
 244     guint nicons;
 245 };
 246
 247 extern GList *client_list;
 248
 249 void client_startup(gboolean reconfig);
 250 void client_shutdown(gboolean reconfig);
 251
 252 void client_add_destructor(GDestroyNotify func);
 253 void client_remove_destructor(GDestroyNotify func);
 254
 255 /*! Manages all existing windows */
 256 void client_manage_all();
 257 /*! Manages a given window */
 258 void client_manage(Window win);
 259 /*! Unmanages all managed windows */
 260 void client_unmanage_all();
 261 /*! Unmanages a given client */
 262 void client_unmanage(ObClient *client);
 263
 264 /*! Sets the client list on the root window from the client_list */
 265 void client_set_list();
 266
 267 /*! Determines if the client should be shown or hidden currently.
 268   @return TRUE if it should be visible; otherwise, FALSE.
 269 */
 270 gboolean client_should_show(ObClient *self);
 271
 272 /*! Returns if the window should be treated as a normal window.
 273   Some windows (desktops, docks, splash screens) have special rules applied
 274   to them in a number of places regarding focus or user interaction. */
 275 gboolean client_normal(ObClient *self);
 276
 277 /* Returns if the window is focused */
 278 gboolean client_focused(ObClient *self);
 279
 280 #define client_move(self, x, y) \
 281   client_configure(self, OB_CORNER_TOPLEFT, x, y, \
 282                    self->area.width, self->area.height, \
 283                    TRUE, TRUE)
 284 #define client_resize(self, w, h) \
 285   client_configure(self, OB_CORNER_TOPLEFT, self->area.x, self->area.y, \
 286                    w, h, TRUE, TRUE)
 287 #define client_move_resize(self, x, y, w, h) \
 288   client_configure(self, OB_CORNER_TOPLEFT, x, y, w, h, TRUE, TRUE)
 289
 290 #define client_configure(self, anchor, x, y, w, h, user, final) \
 291   client_configure_full(self, anchor, x, y, w, h, user, final, FALSE)
 292
 293 /*! Move and/or resize the window.
 294   This also maintains things like the client's minsize, and size increments.
 295   @param anchor The corner to keep in the same position when resizing.
 296   @param x The x coordiante of the new position for the client.
 297   @param y The y coordiante of the new position for the client.
 298   @param w The width component of the new size for the client.
 299   @param h The height component of the new size for the client.
 300   @param user Specifies whether this is a user-requested change or a
 301               program requested change. For program requested changes, the
 302               constraints are not checked.
 303   @param final If user is true, then this should specify if this is a final
 304                configuration. e.g. Final should be FALSE if doing an
 305                interactive move/resize, and then be TRUE for the last call
 306                only.
 307   @param force_reply Send a ConfigureNotify to the client regardless of if
 308                      the position changed.
 309 */
 310 void client_configure_full(ObClient *self, ObCorner anchor,
 311                            int x, int y, int w, int h,
 312                            gboolean user, gboolean final,
 313                            gboolean force_reply);
 314
 315 void client_reconfigure(ObClient *self);
 316
 317 /*! Finds coordinates to keep a client on the screen.
 318   @param self The client
 319   @param x The x coord of the client, may be changed.
 320   @param y The y coord of the client, may be changed.
 321   @param w The width of the client.
 322   @param w The height of the client.
 323   @param rude Be rude about it. If false, it is only moved if it is entirely
 324               not visible. If true, then make sure the window is inside the
 325               struts if possible.
 326   @return true if the client was moved to be on-screen; false if not.
 327 */
 328 gboolean client_find_onscreen(ObClient *self, int *x, int *y, int w, int h,
 329                               gboolean rude);
 330
 331 /*! Moves a client so that it is on screen if it is entirely out of the
 332   viewable screen.
 333   @param self The client to move
 334   @param rude Be rude about it. If false, it is only moved if it is entirely
 335               not visible. If true, then make sure the window is inside the
 336               struts if possible.
 337 */
 338 void client_move_onscreen(ObClient *self, gboolean rude);
 339
 340 /*! Fullscreen's or unfullscreen's the client window
 341   @param fs true if the window should be made fullscreen; false if it should
 342             be returned to normal state.
 343   @param savearea true to have the client's current size and position saved;
 344                   otherwise, they are not. You should not save when mapping a
 345                   new window that is set to fullscreen. This has no effect
 346                   when restoring a window from fullscreen.
 347 */
 348 void client_fullscreen(ObClient *self, gboolean fs, gboolean savearea);
 349
 350 /*! Iconifies or uniconifies the client window
 351   @param iconic true if the window should be iconified; false if it should be
 352                 restored.
 353   @param curdesk If iconic is FALSE, then this determines if the window will
 354                  be uniconified to the current viewable desktop (true) or to
 355                  its previous desktop (false)
 356 */
 357 void client_iconify(ObClient *self, gboolean iconic, gboolean curdesk);
 358
 359 /*! Maximize or unmaximize the client window
 360   @param max true if the window should be maximized; false if it should be
 361              returned to normal size.
 362   @param dir 0 to set both horz and vert, 1 to set horz, 2 to set vert.
 363   @param savearea true to have the client's current size and position saved;
 364                   otherwise, they are not. You should not save when mapping a
 365                   new window that is set to fullscreen. This has no effect
 366                   when unmaximizing a window.
 367 */
 368 void client_maximize(ObClient *self, gboolean max, int dir,
 369                      gboolean savearea);
 370
 371 /*! Shades or unshades the client window
 372   @param shade true if the window should be shaded; false if it should be
 373                unshaded.
 374 */
 375 void client_shade(ObClient *self, gboolean shade);
 376
 377 /*! Request the client to close its window */
 378 void client_close(ObClient *self);
 379
 380 /*! Kill the client off violently */
 381 void client_kill(ObClient *self);
 382
 383 /*! Sends the window to the specified desktop
 384   @param donthide If TRUE, the window will not be shown/hidden after its
 385          desktop has been changed. Generally this should be FALSE. */
 386 void client_set_desktop(ObClient *self, guint target, gboolean donthide);
 387
 388 /*! Validate client, by making sure no Destroy or Unmap events exist in
 389   the event queue for the window.
 390   @return true if the client is valid; false if the client has already
 391           been unmapped/destroyed, and so is invalid.
 392 */
 393 gboolean client_validate(ObClient *self);
 394
 395 /*! Sets the wm_state to the specified value */
 396 void client_set_wm_state(ObClient *self, long state);
 397
 398 /*! Adjusts the window's net_state
 399   This should not be called as part of the window mapping process! It is for
 400   use when updating the state post-mapping.<br>
 401   client_apply_startup_state is used to do the same things during the mapping
 402   process.
 403 */
 404 void client_set_state(ObClient *self, Atom action, long data1, long data2);
 405
 406 /* Given a ObClient, find the client that focus would actually be sent to if
 407    you wanted to give focus to the specified ObClient. Will return the same
 408    ObClient passed to it or another ObClient if appropriate. */
 409 ObClient *client_focus_target(ObClient *self);
 410
 411 /*! Returns what client_focus would return if passed the same client, but
 412   without focusing it or modifying the focus order lists. */
 413 gboolean client_can_focus(ObClient *self);
 414
 415 /*! Attempt to focus the client window */
 416 gboolean client_focus(ObClient *self);
 417
 418 /*! Remove focus from the client window */
 419 void client_unfocus(ObClient *self);
 420
 421 /*! Activates the client for use, focusing, uniconifying it, etc. To be used
 422   when the user deliberately selects a window for use.
 423   @param here If true, then the client is brought to the current desktop;
 424               otherwise, the desktop is changed to where the client lives.
 425 */
 426 void client_activate(ObClient *self, gboolean here);
 427
 428 /*! Calculates the stacking layer for the client window */
 429 void client_calc_layer(ObClient *self);
 430
 431 /*! Updates the window's transient status, and any parents of it */
 432 void client_update_transient_for(ObClient *self);
 433 /*! Update the protocols that the window supports and adjusts things if they
 434   change */
 435 void client_update_protocols(ObClient *self);
 436 /*! Updates the WMNormalHints and adjusts things if they change */
 437 void client_update_normal_hints(ObClient *self);
 438
 439 /*! Updates the WMHints and adjusts things if they change
 440   @param initstate Whether to read the initial_state property from the
 441                    WMHints. This should only be used during the mapping
 442                    process.
 443 */
 444 void client_update_wmhints(ObClient *self);
 445 /*! Updates the window's title and icon title */
 446 void client_update_title(ObClient *self);
 447 /*! Updates the window's application name and class */
 448 void client_update_class(ObClient *self);
 449 /*! Updates the strut for the client */
 450 void client_update_strut(ObClient *self);
 451 /*! Updates the window's icons */
 452 void client_update_icons(ObClient *self);
 453
 454 /*! Set up what decor should be shown on the window and what functions should
 455   be allowed (ObClient::decorations and ObClient::functions).
 456   This also updates the NET_WM_ALLOWED_ACTIONS hint.
 457 */
 458 void client_setup_decor_and_functions(ObClient *self);
 459
 460 /*! Retrieves the window's type and sets ObClient->type */
 461 void client_get_type(ObClient *self);
 462
 463 ObClientIcon *client_icon(ObClient *self, int w, int h);
 464
 465 /*! Searches a client's transients for a focused window. The function does not
 466   check for the passed client, only for its transients.
 467   If no focused transient is found, NULL is returned.
 468 */
 469 ObClient *client_search_focus_tree(ObClient *self);
 470
 471 /*! Searches a client's transient tree for a focused window. The function
 472   searches up the tree and down other branches as well as the passed client's.
 473   If no focused client is found, NULL is returned.
 474 */
 475 ObClient *client_search_focus_tree_full(ObClient *self);
 476
 477 /*! Return a modal child of the client window that can be focused.
 478     @return A modal child of the client window that can be focused, or 0 if
 479             none was found.
 480 */
 481 ObClient *client_search_modal_child(ObClient *self);
 482
 483 ObClient *client_search_top_transient(ObClient *self);
 484
 485 ObClient *client_search_transient(ObClient *self, ObClient *search);
 486
 487 /*! Return the "closest" client in the given direction */
 488 ObClient *client_find_directional(ObClient *c, ObDirection dir);
 489
 490 /*! Return the closest edge in the given direction */
 491 int client_directional_edge_search(ObClient *c, ObDirection dir);
 492
 493 /*! Set a client window to be above/below other clients.
 494   @layer < 0 indicates the client should be placed below other clients.<br>
 495          = 0 indicates the client should be placed with other clients.<br>
 496          > 0 indicates the client should be placed above other clients.
 497 */
 498 void client_set_layer(ObClient *self, int layer);
 499
 500 guint client_monitor(ObClient *self);
 501
 502 void client_update_sm_client_id(ObClient *self);
 503
 504 #endif