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