1 /*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2016 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 #if SDL_VIDEO_DRIVER_ANDROID
24
25 #include "SDL_syswm.h"
26 #include "../SDL_sysvideo.h"
27 #include "../../events/SDL_keyboard_c.h"
28 #include "../../events/SDL_mouse_c.h"
29
30 #include "SDL_androidvideo.h"
31 #include "SDL_androidwindow.h"
32
33 int
Android_CreateWindow(_THIS,SDL_Window * window)34 Android_CreateWindow(_THIS, SDL_Window * window)
35 {
36 SDL_WindowData *data;
37
38 if (Android_Window) {
39 return SDL_SetError("Android only supports one window");
40 }
41
42 Android_PauseSem = SDL_CreateSemaphore(0);
43 Android_ResumeSem = SDL_CreateSemaphore(0);
44
45 /* Adjust the window data to match the screen */
46 window->x = 0;
47 window->y = 0;
48 window->w = Android_ScreenWidth;
49 window->h = Android_ScreenHeight;
50
51 window->flags &= ~SDL_WINDOW_RESIZABLE; /* window is NEVER resizeable */
52 window->flags |= SDL_WINDOW_FULLSCREEN; /* window is always fullscreen */
53 window->flags &= ~SDL_WINDOW_HIDDEN;
54 window->flags |= SDL_WINDOW_SHOWN; /* only one window on Android */
55 window->flags |= SDL_WINDOW_INPUT_FOCUS; /* always has input focus */
56
57 /* One window, it always has focus */
58 SDL_SetMouseFocus(window);
59 SDL_SetKeyboardFocus(window);
60
61 data = (SDL_WindowData *) SDL_calloc(1, sizeof(*data));
62 if (!data) {
63 return SDL_OutOfMemory();
64 }
65
66 data->native_window = Android_JNI_GetNativeWindow();
67
68 if (!data->native_window) {
69 SDL_free(data);
70 return SDL_SetError("Could not fetch native window");
71 }
72
73 data->egl_surface = SDL_EGL_CreateSurface(_this, (NativeWindowType) data->native_window);
74
75 if (data->egl_surface == EGL_NO_SURFACE) {
76 ANativeWindow_release(data->native_window);
77 SDL_free(data);
78 return SDL_SetError("Could not create GLES window surface");
79 }
80
81 window->driverdata = data;
82 Android_Window = window;
83
84 return 0;
85 }
86
87 void
Android_SetWindowTitle(_THIS,SDL_Window * window)88 Android_SetWindowTitle(_THIS, SDL_Window * window)
89 {
90 Android_JNI_SetActivityTitle(window->title);
91 }
92
93 void
Android_DestroyWindow(_THIS,SDL_Window * window)94 Android_DestroyWindow(_THIS, SDL_Window * window)
95 {
96 SDL_WindowData *data;
97
98 if (window == Android_Window) {
99 Android_Window = NULL;
100 if (Android_PauseSem) SDL_DestroySemaphore(Android_PauseSem);
101 if (Android_ResumeSem) SDL_DestroySemaphore(Android_ResumeSem);
102 Android_PauseSem = NULL;
103 Android_ResumeSem = NULL;
104
105 if(window->driverdata) {
106 data = (SDL_WindowData *) window->driverdata;
107 if (data->egl_surface != EGL_NO_SURFACE) {
108 SDL_EGL_DestroySurface(_this, data->egl_surface);
109 }
110 if (data->native_window) {
111 ANativeWindow_release(data->native_window);
112 }
113 SDL_free(window->driverdata);
114 window->driverdata = NULL;
115 }
116 }
117 }
118
119 SDL_bool
Android_GetWindowWMInfo(_THIS,SDL_Window * window,SDL_SysWMinfo * info)120 Android_GetWindowWMInfo(_THIS, SDL_Window * window, SDL_SysWMinfo * info)
121 {
122 SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
123
124 if (info->version.major == SDL_MAJOR_VERSION &&
125 info->version.minor == SDL_MINOR_VERSION) {
126 info->subsystem = SDL_SYSWM_ANDROID;
127 info->info.android.window = data->native_window;
128 info->info.android.surface = data->egl_surface;
129 return SDL_TRUE;
130 } else {
131 SDL_SetError("Application not compiled with SDL %d.%d\n",
132 SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
133 return SDL_FALSE;
134 }
135 }
136
137 #endif /* SDL_VIDEO_DRIVER_ANDROID */
138
139 /* vi: set ts=4 sw=4 expandtab: */
140