SDL_androidwindow.c
1
2
/*
Simple DirectMedia Layer
3
Copyright (C) 1997-2017 Sam Lantinga <slouken@libsdl.org>
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../../SDL_internal.h"
#if SDL_VIDEO_DRIVER_ANDROID
#include "SDL_syswm.h"
#include "../SDL_sysvideo.h"
#include "../../events/SDL_keyboard_c.h"
#include "../../events/SDL_mouse_c.h"
#include "SDL_androidvideo.h"
#include "SDL_androidwindow.h"
32
#include "SDL_hints.h"
33
34
35
36
37
38
39
40
41
42
43
44
45
int
Android_CreateWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data;
if (Android_Window) {
return SDL_SetError("Android only supports one window");
}
Android_PauseSem = SDL_CreateSemaphore(0);
Android_ResumeSem = SDL_CreateSemaphore(0);
46
47
48
/* Set orientation */
Android_JNI_SetOrientation(window->w, window->h, window->flags & SDL_WINDOW_RESIZABLE, SDL_GetHint(SDL_HINT_ORIENTATIONS));
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
/* Adjust the window data to match the screen */
window->x = 0;
window->y = 0;
window->w = Android_ScreenWidth;
window->h = Android_ScreenHeight;
window->flags &= ~SDL_WINDOW_RESIZABLE; /* window is NEVER resizeable */
window->flags |= SDL_WINDOW_FULLSCREEN; /* window is always fullscreen */
window->flags &= ~SDL_WINDOW_HIDDEN;
window->flags |= SDL_WINDOW_SHOWN; /* only one window on Android */
window->flags |= SDL_WINDOW_INPUT_FOCUS; /* always has input focus */
/* One window, it always has focus */
SDL_SetMouseFocus(window);
SDL_SetKeyboardFocus(window);
data = (SDL_WindowData *) SDL_calloc(1, sizeof(*data));
if (!data) {
return SDL_OutOfMemory();
}
data->native_window = Android_JNI_GetNativeWindow();
if (!data->native_window) {
SDL_free(data);
return SDL_SetError("Could not fetch native window");
}
77
78
79
80
81
82
83
84
85
86
/* Do not create EGLSurface for Vulkan window since it will then make the window
incompatible with vkCreateAndroidSurfaceKHR */
if ((window->flags & SDL_WINDOW_VULKAN) == 0) {
data->egl_surface = SDL_EGL_CreateSurface(_this, (NativeWindowType) data->native_window);
if (data->egl_surface == EGL_NO_SURFACE) {
ANativeWindow_release(data->native_window);
SDL_free(data);
return SDL_SetError("Could not create GLES window surface");
}
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
}
window->driverdata = data;
Android_Window = window;
return 0;
}
void
Android_SetWindowTitle(_THIS, SDL_Window * window)
{
Android_JNI_SetActivityTitle(window->title);
}
void
Android_DestroyWindow(_THIS, SDL_Window * window)
{
SDL_WindowData *data;
if (window == Android_Window) {
Android_Window = NULL;
if (Android_PauseSem) SDL_DestroySemaphore(Android_PauseSem);
if (Android_ResumeSem) SDL_DestroySemaphore(Android_ResumeSem);
Android_PauseSem = NULL;
Android_ResumeSem = NULL;
if(window->driverdata) {
data = (SDL_WindowData *) window->driverdata;
if (data->egl_surface != EGL_NO_SURFACE) {
SDL_EGL_DestroySurface(_this, data->egl_surface);
}
if (data->native_window) {
ANativeWindow_release(data->native_window);
}
SDL_free(window->driverdata);
window->driverdata = NULL;
}
}
}
SDL_bool
Android_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info)
{
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
if (info->version.major == SDL_MAJOR_VERSION &&
info->version.minor == SDL_MINOR_VERSION) {
info->subsystem = SDL_SYSWM_ANDROID;
info->info.android.window = data->native_window;
info->info.android.surface = data->egl_surface;
return SDL_TRUE;
} else {
139
SDL_SetError("Application not compiled with SDL %d.%d",
140
141
142
143
144
145
146
147
SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
return SDL_FALSE;
}
}
#endif /* SDL_VIDEO_DRIVER_ANDROID */
/* vi: set ts=4 sw=4 expandtab: */