1 /*
2   Simple DirectMedia Layer
3   Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
4 
5   This software is provided 'as-is', without any express or implied
6   warranty.  In no event will the authors be held liable for any damages
7   arising from the use of this software.
8 
9   Permission is granted to anyone to use this software for any purpose,
10   including commercial applications, and to alter it and redistribute it
11   freely, subject to the following restrictions:
12 
13   1. The origin of this software must not be misrepresented; you must not
14      claim that you wrote the original software. If you use this software
15      in a product, an acknowledgment in the product documentation would be
16      appreciated but is not required.
17   2. Altered source versions must be plainly marked as such, and must not be
18      misrepresented as being the original software.
19   3. This notice may not be removed or altered from any source distribution.
20 */
21 #include "../../SDL_internal.h"
22 
23 #ifndef SDL_x11window_h_
24 #define SDL_x11window_h_
25 
26 /* We need to queue the focus in/out changes because they may occur during
27    video mode changes and we can respond to them by triggering more mode
28    changes.
29 */
30 #define PENDING_FOCUS_TIME   200
31 
32 #if SDL_VIDEO_OPENGL_EGL
33 #include <EGL/egl.h>
34 #endif
35 
36 typedef enum
37 {
38     PENDING_FOCUS_NONE,
39     PENDING_FOCUS_IN,
40     PENDING_FOCUS_OUT
41 } PendingFocusEnum;
42 
43 typedef struct
44 {
45     SDL_Window *window;
46     Window xwindow;
47     Window fswindow;  /* used if we can't have the WM handle fullscreen. */
48     Visual *visual;
49     Colormap colormap;
50 #ifndef NO_SHARED_MEMORY
51     /* MIT shared memory extension information */
52     SDL_bool use_mitshm;
53     XShmSegmentInfo shminfo;
54 #endif
55     XImage *ximage;
56     GC gc;
57     XIC ic;
58     SDL_bool created;
59     int border_left;
60     int border_right;
61     int border_top;
62     int border_bottom;
63     Uint32 last_focus_event_time;
64     PendingFocusEnum pending_focus;
65     Uint32 pending_focus_time;
66     XConfigureEvent last_xconfigure;
67     struct SDL_VideoData *videodata;
68     unsigned long user_time;
69     Atom xdnd_req;
70     Window xdnd_source;
71 #if SDL_VIDEO_OPENGL_EGL
72     EGLSurface egl_surface;
73 #endif
74 } SDL_WindowData;
75 
76 extern void X11_SetNetWMState(_THIS, Window xwindow, Uint32 flags);
77 extern Uint32 X11_GetNetWMState(_THIS, Window xwindow);
78 
79 extern int X11_CreateWindow(_THIS, SDL_Window * window);
80 extern int X11_CreateWindowFrom(_THIS, SDL_Window * window, const void *data);
81 extern char *X11_GetWindowTitle(_THIS, Window xwindow);
82 extern void X11_SetWindowTitle(_THIS, SDL_Window * window);
83 extern void X11_SetWindowIcon(_THIS, SDL_Window * window, SDL_Surface * icon);
84 extern void X11_SetWindowPosition(_THIS, SDL_Window * window);
85 extern void X11_SetWindowMinimumSize(_THIS, SDL_Window * window);
86 extern void X11_SetWindowMaximumSize(_THIS, SDL_Window * window);
87 extern int X11_GetWindowBordersSize(_THIS, SDL_Window * window, int *top, int *left, int *bottom, int *right);
88 extern int X11_SetWindowOpacity(_THIS, SDL_Window * window, float opacity);
89 extern int X11_SetWindowModalFor(_THIS, SDL_Window * modal_window, SDL_Window * parent_window);
90 extern int X11_SetWindowInputFocus(_THIS, SDL_Window * window);
91 extern void X11_SetWindowSize(_THIS, SDL_Window * window);
92 extern void X11_ShowWindow(_THIS, SDL_Window * window);
93 extern void X11_HideWindow(_THIS, SDL_Window * window);
94 extern void X11_RaiseWindow(_THIS, SDL_Window * window);
95 extern void X11_MaximizeWindow(_THIS, SDL_Window * window);
96 extern void X11_MinimizeWindow(_THIS, SDL_Window * window);
97 extern void X11_RestoreWindow(_THIS, SDL_Window * window);
98 extern void X11_SetWindowBordered(_THIS, SDL_Window * window, SDL_bool bordered);
99 extern void X11_SetWindowResizable(_THIS, SDL_Window * window, SDL_bool resizable);
100 extern void X11_SetWindowFullscreen(_THIS, SDL_Window * window, SDL_VideoDisplay * display, SDL_bool fullscreen);
101 extern int X11_SetWindowGammaRamp(_THIS, SDL_Window * window, const Uint16 * ramp);
102 extern void X11_SetWindowGrab(_THIS, SDL_Window * window, SDL_bool grabbed);
103 extern void X11_DestroyWindow(_THIS, SDL_Window * window);
104 extern SDL_bool X11_GetWindowWMInfo(_THIS, SDL_Window * window,
105                                     struct SDL_SysWMinfo *info);
106 extern int X11_SetWindowHitTest(SDL_Window *window, SDL_bool enabled);
107 extern void X11_AcceptDragAndDrop(SDL_Window * window, SDL_bool accept);
108 
109 #endif /* SDL_x11window_h_ */
110 
111 /* vi: set ts=4 sw=4 expandtab: */
112