server/user.h

   1 /*
   2  * Wine server USER definitions
   3  *
   4  * Copyright (C) 2001 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #ifndef __WINE_SERVER_USER_H
  22 #define __WINE_SERVER_USER_H
  23
  24 #include "wine/server_protocol.h"
  25
  26 struct thread;
  27 struct region;
  28 struct window;
  29 struct msg_queue;
  30 struct hook_table;
  31 struct window_class;
  32 struct atom_table;
  33 struct clipboard;
  34
  35 enum user_object
  36 {
  37     USER_WINDOW = 1,
  38     USER_HOOK
  39 };
  40
  41 #define DESKTOP_ATOM  ((atom_t)32769)
  42
  43 struct winstation
  44 {
  45     struct object      obj;                /* object header */
  46     unsigned int       flags;              /* winstation flags */
  47     struct list        entry;              /* entry in global winstation list */
  48     struct list        desktops;           /* list of desktops of this winstation */
  49     struct clipboard  *clipboard;          /* clipboard information */
  50     struct atom_table *atom_table;         /* global atom table */
  51 };
  52
  53 struct desktop
  54 {
  55     struct object        obj;            /* object header */
  56     unsigned int         flags;          /* desktop flags */
  57     struct winstation   *winstation;     /* winstation this desktop belongs to */
  58     struct list          entry;          /* entry in winstation list of desktops */
  59     struct window       *top_window;     /* desktop window for this desktop */
  60     struct window       *msg_window;     /* HWND_MESSAGE top window */
  61     struct hook_table   *global_hooks;   /* table of global hooks on this desktop */
  62     struct timeout_user *close_timeout;  /* timeout before closing the desktop */
  63     unsigned int         users;          /* processes and threads using this desktop */
  64 };
  65
  66 /* user handles functions */
  67
  68 extern user_handle_t alloc_user_handle( void *ptr, enum user_object type );
  69 extern void *get_user_object( user_handle_t handle, enum user_object type );
  70 extern void *get_user_object_handle( user_handle_t *handle, enum user_object type );
  71 extern user_handle_t get_user_full_handle( user_handle_t handle );
  72 extern void *free_user_handle( user_handle_t handle );
  73 extern void *next_user_handle( user_handle_t *handle, enum user_object type );
  74
  75 /* clipboard functions */
  76
  77 extern void cleanup_clipboard_thread( struct thread *thread );
  78
  79 /* hook functions */
  80
  81 extern void remove_thread_hooks( struct thread *thread );
  82 extern unsigned int get_active_hooks(void);
  83
  84 /* queue functions */
  85
  86 extern void free_msg_queue( struct thread *thread );
  87 extern struct hook_table *get_queue_hooks( struct thread *thread );
  88 extern void set_queue_hooks( struct thread *thread, struct hook_table *hooks );
  89 extern void inc_queue_paint_count( struct thread *thread, int incr );
  90 extern void queue_cleanup_window( struct thread *thread, user_handle_t win );
  91 extern int init_thread_queue( struct thread *thread );
  92 extern int attach_thread_input( struct thread *thread_from, struct thread *thread_to );
  93 extern void detach_thread_input( struct thread *thread_from );
  94 extern void post_message( user_handle_t win, unsigned int message,
  95                           unsigned long wparam, unsigned long lparam );
  96 extern void post_win_event( struct thread *thread, unsigned int event,
  97                             user_handle_t win, unsigned int object_id,
  98                             unsigned int child_id, void *proc,
  99                             const WCHAR *module, data_size_t module_size,
 100                             user_handle_t handle );
 101
 102 /* region functions */
 103
 104 extern struct region *create_empty_region(void);
 105 extern struct region *create_region_from_req_data( const void *data, data_size_t size );
 106 extern void free_region( struct region *region );
 107 extern void set_region_rect( struct region *region, const rectangle_t *rect );
 108 extern rectangle_t *get_region_data( const struct region *region, data_size_t max_size,
 109                                      data_size_t *total_size );
 110 extern rectangle_t *get_region_data_and_free( struct region *region, data_size_t max_size,
 111                                               data_size_t *total_size );
 112 extern int is_region_empty( const struct region *region );
 113 extern void get_region_extents( const struct region *region, rectangle_t *rect );
 114 extern void offset_region( struct region *region, int x, int y );
 115 extern struct region *copy_region( struct region *dst, const struct region *src );
 116 extern struct region *intersect_region( struct region *dst, const struct region *src1,
 117                                         const struct region *src2 );
 118 extern struct region *subtract_region( struct region *dst, const struct region *src1,
 119                                        const struct region *src2 );
 120 extern struct region *union_region( struct region *dst, const struct region *src1,
 121                                     const struct region *src2 );
 122 extern struct region *xor_region( struct region *dst, const struct region *src1,
 123                                   const struct region *src2 );
 124 extern int point_in_region( struct region *region, int x, int y );
 125 extern int rect_in_region( struct region *region, const rectangle_t *rect );
 126
 127 /* window functions */
 128
 129 extern struct process *get_top_window_owner( struct desktop *desktop );
 130 extern void close_desktop_window( struct desktop *desktop );
 131 extern void destroy_window( struct window *win );
 132 extern void destroy_thread_windows( struct thread *thread );
 133 extern int is_child_window( user_handle_t parent, user_handle_t child );
 134 extern int is_top_level_window( user_handle_t window );
 135 extern int is_window_visible( user_handle_t window );
 136 extern int make_window_active( user_handle_t window );
 137 extern struct thread *get_window_thread( user_handle_t handle );
 138 extern user_handle_t window_from_point( struct desktop *desktop, int x, int y );
 139 extern user_handle_t find_window_to_repaint( user_handle_t parent, struct thread *thread );
 140 extern struct window_class *get_window_class( user_handle_t window );
 141
 142 /* window class functions */
 143
 144 extern void destroy_process_classes( struct process *process );
 145 extern struct window_class *grab_class( struct process *process, atom_t atom,
 146                                         void *instance, int *extra_bytes );
 147 extern void release_class( struct window_class *class );
 148 extern int is_desktop_class( struct window_class *class );
 149 extern int is_hwnd_message_class( struct window_class *class );
 150 extern atom_t get_class_atom( struct window_class *class );
 151 extern void *get_class_client_ptr( struct window_class *class );
 152
 153 /* windows station functions */
 154
 155 extern struct desktop *get_desktop_obj( struct process *process, obj_handle_t handle, unsigned int access );
 156 extern struct winstation *get_process_winstation( struct process *process, unsigned int access );
 157 extern struct desktop *get_thread_desktop( struct thread *thread, unsigned int access );
 158 extern void connect_process_winstation( struct process *process, struct thread *parent );
 159 extern void set_process_default_desktop( struct process *process, struct desktop *desktop,
 160                                          obj_handle_t handle );
 161 extern void close_process_desktop( struct process *process );
 162 extern void close_thread_desktop( struct thread *thread );
 163
 164 #endif  /* __WINE_SERVER_USER_H */