2 * Wine server USER definitions
4 * Copyright (C) 2001 Alexandre Julliard
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.
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.
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
21 #ifndef __WINE_SERVER_USER_H
22 #define __WINE_SERVER_USER_H
24 #include "wine/server_protocol.h"
39 USER_CLIENT /* arbitrary client handle */
42 #define DESKTOP_ATOM ((atom_t)32769)
46 struct object obj; /* object header */
47 unsigned int flags; /* winstation flags */
48 struct list entry; /* entry in global winstation list */
49 struct list desktops; /* list of desktops of this winstation */
50 struct clipboard *clipboard; /* clipboard information */
51 struct atom_table *atom_table; /* global atom table */
56 int x; /* cursor position */
58 rectangle_t clip; /* cursor clip rectangle */
59 unsigned int clip_msg; /* message to post for cursor clip changes */
60 unsigned int last_change; /* time of last position change */
65 struct object obj; /* object header */
66 unsigned int flags; /* desktop flags */
67 struct winstation *winstation; /* winstation this desktop belongs to */
68 struct list entry; /* entry in winstation list of desktops */
69 struct window *top_window; /* desktop window for this desktop */
70 struct window *msg_window; /* HWND_MESSAGE top window */
71 struct hook_table *global_hooks; /* table of global hooks on this desktop */
72 struct timeout_user *close_timeout; /* timeout before closing the desktop */
73 struct thread_input *foreground_input; /* thread input of foreground thread */
74 unsigned int users; /* processes and threads using this desktop */
75 struct global_cursor cursor; /* global cursor information */
76 unsigned char keystate[256]; /* asynchronous key state */
79 /* user handles functions */
81 extern user_handle_t alloc_user_handle( void *ptr, enum user_object type );
82 extern void *get_user_object( user_handle_t handle, enum user_object type );
83 extern void *get_user_object_handle( user_handle_t *handle, enum user_object type );
84 extern user_handle_t get_user_full_handle( user_handle_t handle );
85 extern void *free_user_handle( user_handle_t handle );
86 extern void *next_user_handle( user_handle_t *handle, enum user_object type );
87 extern void free_process_user_handles( struct process *process );
89 /* clipboard functions */
91 extern void cleanup_clipboard_thread( struct thread *thread );
95 extern void remove_thread_hooks( struct thread *thread );
96 extern unsigned int get_active_hooks(void);
97 extern struct thread *get_first_global_hook( int id );
101 extern void free_msg_queue( struct thread *thread );
102 extern struct hook_table *get_queue_hooks( struct thread *thread );
103 extern void set_queue_hooks( struct thread *thread, struct hook_table *hooks );
104 extern void inc_queue_paint_count( struct thread *thread, int incr );
105 extern void queue_cleanup_window( struct thread *thread, user_handle_t win );
106 extern int init_thread_queue( struct thread *thread );
107 extern int attach_thread_input( struct thread *thread_from, struct thread *thread_to );
108 extern void detach_thread_input( struct thread *thread_from );
109 extern void post_message( user_handle_t win, unsigned int message,
110 lparam_t wparam, lparam_t lparam );
111 extern void post_win_event( struct thread *thread, unsigned int event,
112 user_handle_t win, unsigned int object_id,
113 unsigned int child_id, client_ptr_t proc,
114 const WCHAR *module, data_size_t module_size,
115 user_handle_t handle );
117 /* region functions */
119 extern struct region *create_empty_region(void);
120 extern struct region *create_region_from_req_data( const void *data, data_size_t size );
121 extern void free_region( struct region *region );
122 extern void set_region_rect( struct region *region, const rectangle_t *rect );
123 extern rectangle_t *get_region_data( const struct region *region, data_size_t max_size,
124 data_size_t *total_size );
125 extern rectangle_t *get_region_data_and_free( struct region *region, data_size_t max_size,
126 data_size_t *total_size );
127 extern int is_region_empty( const struct region *region );
128 extern void get_region_extents( const struct region *region, rectangle_t *rect );
129 extern void offset_region( struct region *region, int x, int y );
130 extern void mirror_region( const rectangle_t *client_rect, struct region *region );
131 extern struct region *copy_region( struct region *dst, const struct region *src );
132 extern struct region *intersect_region( struct region *dst, const struct region *src1,
133 const struct region *src2 );
134 extern struct region *subtract_region( struct region *dst, const struct region *src1,
135 const struct region *src2 );
136 extern struct region *union_region( struct region *dst, const struct region *src1,
137 const struct region *src2 );
138 extern struct region *xor_region( struct region *dst, const struct region *src1,
139 const struct region *src2 );
140 extern int point_in_region( struct region *region, int x, int y );
141 extern int rect_in_region( struct region *region, const rectangle_t *rect );
143 /* window functions */
145 extern struct process *get_top_window_owner( struct desktop *desktop );
146 extern void get_top_window_rectangle( struct desktop *desktop, rectangle_t *rect );
147 extern void post_desktop_message( struct desktop *desktop, unsigned int message,
148 lparam_t wparam, lparam_t lparam );
149 extern void destroy_window( struct window *win );
150 extern void destroy_thread_windows( struct thread *thread );
151 extern int is_child_window( user_handle_t parent, user_handle_t child );
152 extern int is_top_level_window( user_handle_t window );
153 extern int is_window_visible( user_handle_t window );
154 extern int is_window_transparent( user_handle_t window );
155 extern int make_window_active( user_handle_t window );
156 extern struct thread *get_window_thread( user_handle_t handle );
157 extern user_handle_t window_from_point( struct desktop *desktop, int x, int y );
158 extern user_handle_t find_window_to_repaint( user_handle_t parent, struct thread *thread );
159 extern struct window_class *get_window_class( user_handle_t window );
161 /* window class functions */
163 extern void destroy_process_classes( struct process *process );
164 extern struct window_class *grab_class( struct process *process, atom_t atom,
165 mod_handle_t instance, int *extra_bytes );
166 extern void release_class( struct window_class *class );
167 extern int is_desktop_class( struct window_class *class );
168 extern int is_hwnd_message_class( struct window_class *class );
169 extern atom_t get_class_atom( struct window_class *class );
170 extern client_ptr_t get_class_client_ptr( struct window_class *class );
172 /* windows station functions */
174 extern struct desktop *get_desktop_obj( struct process *process, obj_handle_t handle, unsigned int access );
175 extern struct winstation *get_process_winstation( struct process *process, unsigned int access );
176 extern struct desktop *get_thread_desktop( struct thread *thread, unsigned int access );
177 extern void connect_process_winstation( struct process *process, struct thread *parent );
178 extern void set_process_default_desktop( struct process *process, struct desktop *desktop,
179 obj_handle_t handle );
180 extern void close_process_desktop( struct process *process );
181 extern void close_thread_desktop( struct thread *thread );
183 /* mirror a rectangle respective to the window client area */
184 static inline void mirror_rect( const rectangle_t *client_rect, rectangle_t *rect )
186 int width = client_rect->right - client_rect->left;
187 int tmp = rect->left;
188 rect->left = width - rect->right;
189 rect->right = width - tmp;
192 /* compute the intersection of two rectangles; return 0 if the result is empty */
193 static inline int intersect_rect( rectangle_t *dst, const rectangle_t *src1, const rectangle_t *src2 )
195 dst->left = max( src1->left, src2->left );
196 dst->top = max( src1->top, src2->top );
197 dst->right = min( src1->right, src2->right );
198 dst->bottom = min( src1->bottom, src2->bottom );
199 return (dst->left < dst->right && dst->top < dst->bottom);
202 #endif /* __WINE_SERVER_USER_H */