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

   1 #ifndef __client_h
   2 #define __client_h
   3
   4 #include "geom.h"
   5 #include "stacking.h"
   6 #include <glib.h>
   7 #include <X11/Xlib.h>
   8
   9 struct Frame;
  10
  11
  12 /*! Holds an icon in ARGB format */
  13 typedef struct Icon {
  14     unsigned long width, height;
  15     unsigned long *data;
  16 } Icon;
  17
  18 /*! The MWM Hints as retrieved from the window property
  19   This structure only contains 3 elements, even though the Motif 2.0
  20   structure contains 5. We only use the first 3, so that is all gets
  21   defined.
  22 */
  23 typedef struct MwmHints {
  24     /*! A bitmask of Client::MwmFlags values */
  25     unsigned long flags;
  26     /*! A bitmask of Client::MwmFunctions values */
  27     unsigned long functions;
  28     /*! A bitmask of Client::MwmDecorations values */
  29     unsigned long decorations;
  30 } MwmHints;
  31 /*! The number of elements in the Client::MwmHints struct */
  32 #define MWM_ELEMENTS 3
  33
  34 /*! Possible flags for MWM Hints (defined by Motif 2.0) */
  35 typedef enum {
  36     MwmFlag_Functions   = 1 << 0, /*!< The MMW Hints define funcs */
  37     MwmFlag_Decorations = 1 << 1  /*!< The MWM Hints define decor */
  38 } MwmFlags;
  39
  40 /*! Possible functions for MWM Hints (defined by Motif 2.0) */
  41 typedef enum {
  42     MwmFunc_All      = 1 << 0, /*!< All functions */
  43     MwmFunc_Resize   = 1 << 1, /*!< Allow resizing */
  44     MwmFunc_Move     = 1 << 2, /*!< Allow moving */
  45     MwmFunc_Iconify  = 1 << 3, /*!< Allow to be iconfied */
  46     MwmFunc_Maximize = 1 << 4  /*!< Allow to be maximized */
  47     /*MwmFunc_Close    = 1 << 5 /!< Allow to be closed */
  48 } MwmFunctions;
  49
  50 /*! Possible decorations for MWM Hints (defined by Motif 2.0) */
  51 typedef enum {
  52     MwmDecor_All      = 1 << 0, /*!< All decorations */
  53     MwmDecor_Border   = 1 << 1, /*!< Show a border */
  54     MwmDecor_Handle   = 1 << 2, /*!< Show a handle (bottom) */
  55     MwmDecor_Title    = 1 << 3, /*!< Show a titlebar */
  56     /*MwmDecor_Menu     = 1 << 4, /!< Show a menu */
  57     MwmDecor_Iconify  = 1 << 5, /*!< Show an iconify button */
  58     MwmDecor_Maximize = 1 << 6  /*!< Show a maximize button */
  59 } MemDecorations;
  60
  61 /*! Corners of the client window, used for anchor positions */
  62 typedef enum {
  63     Corner_TopLeft,
  64     Corner_TopRight,
  65     Corner_BottomLeft,
  66     Corner_BottomRight
  67 } Corner;
  68
  69 /*! Possible window types */
  70 typedef enum {
  71     Type_Desktop, /*!< A desktop (bottom-most window) */
  72     Type_Dock,    /*!< A dock bar/panel window */
  73     Type_Toolbar, /*!< A toolbar window, pulled off an app */
  74     Type_Menu,    /*!< An unpinned menu from an app */
  75     Type_Utility, /*!< A small utility window such as a palette */
  76     Type_Splash,  /*!< A splash screen window */
  77     Type_Dialog,  /*!< A dialog window */
  78     Type_Normal   /*!< A normal application window */
  79 } WindowType;
  80
  81 /*! The things the user can do to the client window */
  82 typedef enum {
  83     Func_Resize     = 1 << 0, /*!< Allow resizing */
  84     Func_Move       = 1 << 1, /*!< Allow moving */
  85     Func_Iconify    = 1 << 2, /*!< Allow to be iconified */
  86     Func_Maximize   = 1 << 3, /*!< Allow to be maximized */
  87     Func_Shade      = 1 << 4, /*!< Allow to be shaded */
  88     Func_Fullscreen = 1 << 5, /*!< Allow to be made fullscreen */
  89     Func_Close      = 1 << 6  /*!< Allow to be closed */
  90 } Function;
  91
  92 /*! The decorations the client window wants to be displayed on it */
  93 typedef enum {
  94     Decor_Titlebar    = 1 << 0, /*!< Display a titlebar */
  95     Decor_Handle      = 1 << 1, /*!< Display a handle (bottom) */
  96     Decor_Border      = 1 << 2, /*!< Display a border */
  97     Decor_Icon        = 1 << 3, /*!< Display the window's icon */
  98     Decor_Iconify     = 1 << 4, /*!< Display an iconify button */
  99     Decor_Maximize    = 1 << 5, /*!< Display a maximize button */
 100     /*! Display a button to toggle the window's placement on
 101       all desktops */
 102     Decor_AllDesktops = 1 << 6,
 103     Decor_Shade       = 1 << 7, /*!< Displays a shade button */
 104     Decor_Close       = 1 << 8  /*!< Display a close button */
 105 } Decoration;
 106
 107
 108 typedef struct Client {
 109     Window  window;
 110
 111     struct Frame *frame;
 112
 113     /*! The number of unmap events to ignore on the window */
 114     int ignore_unmaps;
 115
 116     /*! The id of the group the window belongs to */
 117     Window  group;
 118     /*! Whether or not the client is a transient window. This is guaranteed to
 119       be TRUE if transient_for != NULL, but not guaranteed to be FALSE if
 120       transient_for == NULL. */
 121     gboolean transient;
 122     /*! The client which this client is a transient (child) for */
 123     struct Client *transient_for;
 124     /*! The clients which are transients (children) of this client */
 125     GSList *transients;
 126     /*! The desktop on which the window resides (0xffffffff for all
 127       desktops) */
 128     unsigned int desktop;
 129
 130     /*! Normal window title */
 131     gchar *title;
 132     /*! Window title when iconified */
 133     gchar *icon_title;
 134
 135     /*! The application that created the window */
 136     gchar *name;
 137     /*! The class of the window, can used for grouping */
 138     gchar *class;
 139     /*! The specified role of the window, used for identification */
 140     gchar *role;
 141
 142     /*! The type of window (what its function is) */
 143     WindowType type;
 144
 145     /*! Position and size of the window
 146       This will not always be the actual position of the window on screen, it
 147       is, rather, the position requested by the client, to which the window's
 148       gravity is applied.
 149     */
 150     Rect    area;
 151
 152     /*! The window's strut
 153       The strut defines areas of the screen that are marked off-bounds for
 154       window placement. In theory, where this window exists.
 155     */
 156     Strut   strut;
 157
 158     /*! The logical size of the window
 159       The "logical" size of the window is refers to the user's perception of
 160       the size of the window, and is the value that should be displayed to the
 161       user. For example, with xterms, this value it the number of characters
 162       being displayed in the terminal, instead of the number of pixels.
 163     */
 164     Size   logical_size;
 165
 166     /*! Width of the border on the window.
 167       The window manager will set this to 0 while the window is being managed,
 168       but needs to restore it afterwards, so it is saved here.
 169     */
 170     guint border_width;
 171
 172     /*! The minimum aspect ratio the client window can be sized to.
 173       A value of 0 means this is ignored.
 174     */
 175     float min_ratio;
 176     /*! The maximum aspect ratio the client window can be sized to.
 177       A value of 0 means this is ignored.
 178     */
 179     float max_ratio;
 180
 181     /*! The minimum size of the client window
 182       If the min is > the max, then the window is not resizable
 183     */
 184     Size min_size;
 185     /*! The maximum size of the client window
 186       If the min is > the max, then the window is not resizable
 187     */
 188     Size max_size;
 189     /*! The size of increments to resize the client window by */
 190     Size size_inc;
 191     /*! The base size of the client window
 192       This value should be subtracted from the window's actual size when
 193       displaying its size to the user, or working with its min/max size
 194     */
 195     Size base_size;
 196
 197     /*! Window decoration and functionality hints */
 198     MwmHints mwmhints;
 199
 200     /*! Where to place the decorated window in relation to the undecorated
 201       window */
 202     int gravity;
 203
 204     /*! The state of the window, one of WithdrawnState, IconicState, or
 205       NormalState */
 206     long wmstate;
 207
 208     /*! True if the client supports the delete_window protocol */
 209     gboolean delete_window;
 210
 211     /*! Was the window's position requested by the application? if not, we
 212       should place the window ourselves when it first appears */
 213     gboolean positioned;
 214
 215     /*! Can the window receive input focus? */
 216     gboolean can_focus;
 217     /*! Urgency flag */
 218     gboolean urgent;
 219     /*! Notify the window when it receives focus? */
 220     gboolean focus_notify;
 221
 222     /*! The window uses shape extension to be non-rectangular? */
 223     gboolean shaped;
 224
 225     /*! The window is modal, so it must be processed before any windows it is
 226       related to can be focused */
 227     gboolean modal;
 228     /*! Only the window's titlebar is displayed */
 229     gboolean shaded;
 230     /*! The window is iconified */
 231     gboolean iconic;
 232     /*! The window is maximized to fill the screen vertically */
 233     gboolean max_vert;
 234     /*! The window is maximized to fill the screen horizontally */
 235     gboolean max_horz;
 236     /*! The window should not be displayed by pagers */
 237     gboolean skip_pager;
 238     /*! The window should not be displayed by taskbars */
 239     gboolean skip_taskbar;
 240     /*! The window is a 'fullscreen' window, and should be on top of all
 241       others */
 242     gboolean fullscreen;
 243     /*! The window should be on top of other windows of the same type.
 244       above takes priority over below. */
 245     gboolean above;
 246     /*! The window should be underneath other windows of the same type.
 247       above takes priority over below. */
 248     gboolean below;
 249
 250     /*! The layer in which the window will be stacked, windows in lower layers
 251       are always below windows in higher layers. */
 252     StackLayer layer;
 253
 254     /*! A bitmask of values in the Decoration enum
 255       The values in the variable are the decorations that the client wants to
 256       be displayed around it.
 257     */
 258     int decorations;
 259
 260     /*! A bitmask of values in the Decoration enum.
 261       Specifies the decorations that should NOT be displayed on the client.
 262     */
 263     int disabled_decorations;
 264
 265     /*! A bitmask of values in the Function enum
 266       The values in the variable specify the ways in which the user is allowed
 267       to modify this window.
 268     */
 269     int functions;
 270
 271     /*! Saved decorations from before becoming fullscreen */
 272     int pre_fs_decor;
 273
 274     /*! Saved functions from before becoming fullscreen */
 275     int pre_fs_func;
 276
 277     /*! Icons for the client as specified on the client window */
 278     Icon *icons;
 279     /*! The number of icons in icons */
 280     int nicons;
 281
 282     /*! The icon for the client specified in the WMHints or the KWM hints */
 283     Pixmap pixmap_icon;
 284     /*! The mask for the pixmap_icon, or None if its not masked */
 285     Pixmap pixmap_icon_mask;
 286 } Client;
 287
 288 extern GSList *client_list;
 289 extern GHashTable *client_map;
 290
 291 void client_startup();
 292 void client_shutdown();
 293
 294 /*! Manages all existing windows */
 295 void client_manage_all();
 296 /*! Manages a given window */
 297 void client_manage(Window win);
 298 /*! Unmanages all managed windows */
 299 void client_unmanage_all();
 300 /*! Unmanages a given client */
 301 void client_unmanage(Client *client);
 302
 303 /*! Sets the client list on the root window from the client_list */
 304 void client_set_list();
 305
 306 /*! Reapplies the maximized state to the window
 307   Use this to make the window readjust its maximized size to new
 308   surroundings (struts, etc). */
 309 void client_remaximize(Client *self);
 310
 311 /*! Determines if the client should be shown or hidden currently.
 312   @return TRUE if it should be visible; otherwise, FALSE.
 313 */
 314 gboolean client_should_show(Client *self);
 315
 316 /*! Returns if the window should be treated as a normal window.
 317   Some windows (desktops, docks, splash screens) have special rules applied
 318   to them in a number of places regarding focus or user interaction. */
 319 gboolean client_normal(Client *self);
 320
 321 /* Returns if the window is focused */
 322 gboolean client_focused(Client *self);
 323
 324 /*! Move and/or resize the window.
 325   This also maintains things like the client's minsize, and size increments.
 326   @param anchor The corner to keep in the same position when resizing.
 327   @param x The x coordiante of the new position for the client.
 328   @param y The y coordiante of the new position for the client.
 329   @param w The width component of the new size for the client.
 330   @param h The height component of the new size for the client.
 331   @param user Specifies whether this is a user-requested change or a
 332               program requested change. For program requested changes, the
 333               constraints are not checked.
 334   @param final If user is true, then this should specify if this is a final
 335                configuration. e.g. Final should be FALSE if doing an
 336                interactive move/resize, and then be TRUE for the last call
 337                only.
 338 */
 339 void client_configure(Client *self, Corner anchor, int x, int y, int w, int h,
 340                       gboolean user, gboolean final);
 341
 342 /*! Fullscreen's or unfullscreen's the client window
 343   @param fs true if the window should be made fullscreen; false if it should
 344             be returned to normal state.
 345   @param savearea true to have the client's current size and position saved;
 346                   otherwise, they are not. You should not save when mapping a
 347                   new window that is set to fullscreen. This has no effect
 348                   when restoring a window from fullscreen.
 349 */
 350 void client_fullscreen(Client *self, gboolean fs, gboolean savearea);
 351
 352 /*! Iconifies or uniconifies the client window
 353   @param iconic true if the window should be iconified; false if it should be
 354                 restored.
 355   @param curdesk If iconic is FALSE, then this determines if the window will
 356                  be uniconified to the current viewable desktop (true) or to
 357                  its previous desktop (false)
 358 */
 359 void client_iconify(Client *self, gboolean iconic, gboolean curdesk);
 360
 361 /*! Maximize or unmaximize the client window
 362   @param max true if the window should be maximized; false if it should be
 363              returned to normal size.
 364   @param dir 0 to set both horz and vert, 1 to set horz, 2 to set vert.
 365   @param savearea true to have the client's current size and position saved;
 366                   otherwise, they are not. You should not save when mapping a
 367                   new window that is set to fullscreen. This has no effect
 368                   when unmaximizing a window.
 369 */
 370 void client_maximize(Client *self, gboolean max, int dir,
 371                      gboolean savearea);
 372
 373 /*! Shades or unshades the client window
 374   @param shade true if the window should be shaded; false if it should be
 375                unshaded.
 376 */
 377 void client_shade(Client *self, gboolean shade);
 378
 379 /*! Request the client to close its window */
 380 void client_close(Client *self);
 381
 382 /*! Kill the client off violently */
 383 void client_kill(Client *self);
 384
 385 /*! Sends the window to the specified desktop
 386   @param donthide If TRUE, the window will not be shown/hidden after its
 387          desktop has been changed. Generally this should be FALSE. */
 388 void client_set_desktop(Client *self, guint target, gboolean donthide);
 389
 390 /*! Return a modal child of the client window
 391     @return A modal child of the client window, or 0 if none was found.
 392 */
 393 Client *client_find_modal_child(Client *self);
 394
 395 /*! Validate client, by making sure no Destroy or Unmap events exist in
 396   the event queue for the window.
 397   @return true if the client is valid; false if the client has already
 398           been unmapped/destroyed, and so is invalid.
 399 */
 400 gboolean client_validate(Client *self);
 401
 402 /*! Sets the wm_state to the specified value */
 403 void client_set_wm_state(Client *self, long state);
 404
 405 /*! Adjusts the window's net_state
 406   This should not be called as part of the window mapping process! It is for
 407   use when updating the state post-mapping.<br>
 408   client_apply_startup_state is used to do the same things during the mapping
 409   process.
 410 */
 411 void client_set_state(Client *self, Atom action, long data1, long data2);
 412
 413 /*! Attempt to focus the client window */
 414 gboolean client_focus(Client *self);
 415
 416 /*! Remove focus from the client window */
 417 void client_unfocus(Client *self);
 418
 419 /*! Calculates the stacking layer for the client window */
 420 void client_calc_layer(Client *self);
 421
 422 /*! Updates the window's transient status, and any parents of it */
 423 void client_update_transient_for(Client *self);
 424 /*! Update the protocols that the window supports and adjusts things if they
 425   change */
 426 void client_update_protocols(Client *self);
 427 /*! Updates the WMNormalHints and adjusts things if they change */
 428 void client_update_normal_hints(Client *self);
 429
 430 /*! Updates the WMHints and adjusts things if they change
 431   @param initstate Whether to read the initial_state property from the
 432                    WMHints. This should only be used during the mapping
 433                    process.
 434 */
 435 void client_update_wmhints(Client *self);
 436 /*! Updates the window's title */
 437 void client_update_title(Client *self);
 438 /*! Updates the window's icon title */
 439 void client_update_icon_title(Client *self);
 440 /*! Updates the window's application name and class */
 441 void client_update_class(Client *self);
 442 /*! Updates the strut for the client */
 443 void client_update_strut(Client *self);
 444 /*! Updates the window's icons */
 445 void client_update_icons(Client *self);
 446 /*! Updates the window's kwm icon */
 447 void client_update_kwm_icon(Client *self);
 448
 449 /*! Set up what decor should be shown on the window and what functions should
 450   be allowed (Client::decorations and Client::functions).
 451   This also updates the NET_WM_ALLOWED_ACTIONS hint.
 452 */
 453 void client_setup_decor_and_functions(Client *self);
 454
 455 /*! Retrieves the window's type and sets Client->type */
 456 void client_get_type(Client *self);
 457
 458 Icon *client_icon(Client *self, int w, int h);
 459
 460 #endif