src/core/android/SDL_android.c
author Philipp Wiesemann <philipp.wiesemann@arcor.de>
Mon, 20 Oct 2014 22:19:09 +0200
changeset 9174 f9244b2a1511
parent 9173 c677ab1148c5
child 9231 ec22701132b5
permissions -rw-r--r--
Fixed setting of screen saver state crashing on some version of Android.

Setting Window flags seems to affect Views and must be handled on UI thread.
slouken@4964
     1
/*
slouken@5535
     2
  Simple DirectMedia Layer
slouken@8149
     3
  Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
slouken@4964
     4
slouken@5535
     5
  This software is provided 'as-is', without any express or implied
slouken@5535
     6
  warranty.  In no event will the authors be held liable for any damages
slouken@5535
     7
  arising from the use of this software.
slouken@4964
     8
slouken@5535
     9
  Permission is granted to anyone to use this software for any purpose,
slouken@5535
    10
  including commercial applications, and to alter it and redistribute it
slouken@5535
    11
  freely, subject to the following restrictions:
slouken@4964
    12
slouken@5535
    13
  1. The origin of this software must not be misrepresented; you must not
slouken@5535
    14
     claim that you wrote the original software. If you use this software
slouken@5535
    15
     in a product, an acknowledgment in the product documentation would be
slouken@5535
    16
     appreciated but is not required.
slouken@5535
    17
  2. Altered source versions must be plainly marked as such, and must not be
slouken@5535
    18
     misrepresented as being the original software.
slouken@5535
    19
  3. This notice may not be removed or altered from any source distribution.
slouken@4964
    20
*/
icculus@8093
    21
#include "../../SDL_internal.h"
slouken@5222
    22
#include "SDL_stdinc.h"
slouken@6284
    23
#include "SDL_assert.h"
slouken@8961
    24
#include "SDL_hints.h"
slouken@6650
    25
#include "SDL_log.h"
slouken@4964
    26
slouken@6044
    27
#ifdef __ANDROID__
slouken@6044
    28
slouken@6630
    29
#include "SDL_system.h"
slouken@4989
    30
#include "SDL_android.h"
slouken@6792
    31
#include <EGL/egl.h>
slouken@4989
    32
slouken@5092
    33
#include "../../events/SDL_events_c.h"
slouken@5092
    34
#include "../../video/android/SDL_androidkeyboard.h"
slouken@5092
    35
#include "../../video/android/SDL_androidtouch.h"
slouken@5092
    36
#include "../../video/android/SDL_androidvideo.h"
gabomdq@7659
    37
#include "../../video/android/SDL_androidwindow.h"
gabomdq@8057
    38
#include "../../joystick/android/SDL_sysjoystick_c.h"
slouken@4995
    39
icculus@5996
    40
#include <android/log.h>
gabomdq@6354
    41
#include <pthread.h>
gabomdq@6806
    42
#include <sys/types.h>
gabomdq@6806
    43
#include <unistd.h>
icculus@5996
    44
#define LOG_TAG "SDL_android"
gabomdq@7678
    45
/* #define LOGI(...)  __android_log_print(ANDROID_LOG_INFO,LOG_TAG,__VA_ARGS__) */
gabomdq@7678
    46
/* #define LOGE(...)  __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__) */
icculus@5996
    47
#define LOGI(...) do {} while (false)
icculus@5996
    48
#define LOGE(...) do {} while (false)
icculus@5996
    49
slouken@6650
    50
/* Uncomment this to log messages entering and exiting methods in this file */
gabomdq@7678
    51
/* #define DEBUG_JNI */
icculus@5996
    52
philipp@7246
    53
static void Android_JNI_ThreadDestroyed(void*);
slouken@4980
    54
slouken@4964
    55
/*******************************************************************************
slouken@4964
    56
 This file links the Java side of Android with libsdl
slouken@4964
    57
*******************************************************************************/
slouken@4964
    58
#include <jni.h>
slouken@4964
    59
#include <android/log.h>
ewing@7501
    60
#include <stdbool.h>
slouken@4964
    61
slouken@4964
    62
slouken@4964
    63
/*******************************************************************************
slouken@4964
    64
                               Globals
slouken@4964
    65
*******************************************************************************/
gabomdq@6354
    66
static pthread_key_t mThreadKey;
icculus@5996
    67
static JavaVM* mJavaVM;
slouken@4964
    68
gabomdq@7663
    69
/* Main activity */
slouken@4998
    70
static jclass mActivityClass;
slouken@4964
    71
gabomdq@7663
    72
/* method signatures */
gabomdq@7659
    73
static jmethodID midGetNativeSurface;
slouken@4995
    74
static jmethodID midFlipBuffers;
slouken@4995
    75
static jmethodID midAudioInit;
slouken@4995
    76
static jmethodID midAudioWriteShortBuffer;
slouken@4995
    77
static jmethodID midAudioWriteByteBuffer;
slouken@4996
    78
static jmethodID midAudioQuit;
gabomdq@8057
    79
static jmethodID midPollInputDevices;
slouken@4964
    80
gabomdq@7663
    81
/* Accelerometer data storage */
slouken@5000
    82
static float fLastAccelerometer[3];
slouken@6212
    83
static bool bHasNewData;
slouken@4964
    84
slouken@4964
    85
/*******************************************************************************
slouken@4964
    86
                 Functions called by JNI
slouken@4964
    87
*******************************************************************************/
slouken@4964
    88
gabomdq@7663
    89
/* Library init */
dimitris@8760
    90
JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM* vm, void* reserved)
slouken@4964
    91
{
icculus@5996
    92
    JNIEnv *env;
icculus@5996
    93
    mJavaVM = vm;
icculus@5996
    94
    LOGI("JNI_OnLoad called");
ewing@7501
    95
    if ((*mJavaVM)->GetEnv(mJavaVM, (void**) &env, JNI_VERSION_1_4) != JNI_OK) {
icculus@5996
    96
        LOGE("Failed to get the environment using GetEnv()");
icculus@5996
    97
        return -1;
icculus@5996
    98
    }
gabomdq@6354
    99
    /*
gabomdq@6354
   100
     * Create mThreadKey so we can keep track of the JNIEnv assigned to each thread
gabomdq@6354
   101
     * Refer to http://developer.android.com/guide/practices/design/jni.html for the rationale behind this
gabomdq@6354
   102
     */
slouken@8055
   103
    if (pthread_key_create(&mThreadKey, Android_JNI_ThreadDestroyed) != 0) {
gabomdq@6354
   104
        __android_log_print(ANDROID_LOG_ERROR, "SDL", "Error initializing pthread key");
gabomdq@6354
   105
    }
slouken@8055
   106
    Android_JNI_SetupThread();
icculus@5996
   107
slouken@4964
   108
    return JNI_VERSION_1_4;
slouken@4964
   109
}
slouken@4964
   110
gabomdq@7663
   111
/* Called before SDL_main() to initialize JNI bindings */
dimitris@8760
   112
JNIEXPORT void JNICALL SDL_Android_Init(JNIEnv* mEnv, jclass cls)
slouken@4964
   113
{
slouken@4964
   114
    __android_log_print(ANDROID_LOG_INFO, "SDL", "SDL_Android_Init()");
slouken@4964
   115
gabomdq@6354
   116
    Android_JNI_SetupThread();
gabomdq@6354
   117
ewing@7501
   118
    mActivityClass = (jclass)((*mEnv)->NewGlobalRef(mEnv, cls));
slouken@4998
   119
gabomdq@7659
   120
    midGetNativeSurface = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
gabomdq@7659
   121
                                "getNativeSurface","()Landroid/view/Surface;");
ewing@7501
   122
    midFlipBuffers = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
slouken@4998
   123
                                "flipBuffers","()V");
ewing@7501
   124
    midAudioInit = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
gabomdq@7552
   125
                                "audioInit", "(IZZI)I");
ewing@7501
   126
    midAudioWriteShortBuffer = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
slouken@4998
   127
                                "audioWriteShortBuffer", "([S)V");
ewing@7501
   128
    midAudioWriteByteBuffer = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
slouken@4998
   129
                                "audioWriteByteBuffer", "([B)V");
ewing@7501
   130
    midAudioQuit = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
slouken@4998
   131
                                "audioQuit", "()V");
gabomdq@8057
   132
    midPollInputDevices = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
gabomdq@8057
   133
                                "pollInputDevices", "()V");
slouken@4964
   134
slouken@6212
   135
    bHasNewData = false;
slouken@6212
   136
gabomdq@7659
   137
    if(!midGetNativeSurface || !midFlipBuffers || !midAudioInit ||
gabomdq@8057
   138
       !midAudioWriteShortBuffer || !midAudioWriteByteBuffer || !midAudioQuit || !midPollInputDevices) {
slouken@4996
   139
        __android_log_print(ANDROID_LOG_WARN, "SDL", "SDL: Couldn't locate Java callbacks, check that they're named and typed correctly");
slouken@4964
   140
    }
icculus@5996
   141
    __android_log_print(ANDROID_LOG_INFO, "SDL", "SDL_Android_Init() finished!");
slouken@4964
   142
}
slouken@4964
   143
gabomdq@7663
   144
/* Resize */
dimitris@8760
   145
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_onNativeResize(
slouken@4998
   146
                                    JNIEnv* env, jclass jcls,
slouken@4995
   147
                                    jint width, jint height, jint format)
slouken@4995
   148
{
slouken@4995
   149
    Android_SetScreenResolution(width, height, format);
slouken@4995
   150
}
slouken@4995
   151
philipp@8776
   152
/* Paddown */
dimitris@8760
   153
JNIEXPORT int JNICALL Java_org_libsdl_app_SDLActivity_onNativePadDown(
gabomdq@7907
   154
                                    JNIEnv* env, jclass jcls,
gabomdq@8057
   155
                                    jint device_id, jint keycode)
gabomdq@7907
   156
{
gabomdq@8057
   157
    return Android_OnPadDown(device_id, keycode);
gabomdq@7907
   158
}
gabomdq@7907
   159
philipp@8776
   160
/* Padup */
dimitris@8760
   161
JNIEXPORT int JNICALL Java_org_libsdl_app_SDLActivity_onNativePadUp(
gabomdq@7907
   162
                                   JNIEnv* env, jclass jcls,
gabomdq@8057
   163
                                   jint device_id, jint keycode)
gabomdq@7907
   164
{
gabomdq@8057
   165
    return Android_OnPadUp(device_id, keycode);
gabomdq@7907
   166
}
gabomdq@7907
   167
philipp@7926
   168
/* Joy */
dimitris@8760
   169
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_onNativeJoy(
gabomdq@7907
   170
                                    JNIEnv* env, jclass jcls,
gabomdq@8057
   171
                                    jint device_id, jint axis, jfloat value)
gabomdq@7907
   172
{
gabomdq@8057
   173
    Android_OnJoy(device_id, axis, value);
gabomdq@8057
   174
}
gabomdq@8057
   175
dbrady@8140
   176
/* POV Hat */
dimitris@8760
   177
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_onNativeHat(
dbrady@8140
   178
                                    JNIEnv* env, jclass jcls,
dbrady@8140
   179
                                    jint device_id, jint hat_id, jint x, jint y)
dbrady@8140
   180
{
dbrady@8140
   181
    Android_OnHat(device_id, hat_id, x, y);
dbrady@8140
   182
}
dbrady@8140
   183
gabomdq@8057
   184
dimitris@8760
   185
JNIEXPORT int JNICALL Java_org_libsdl_app_SDLActivity_nativeAddJoystick(
gabomdq@8057
   186
    JNIEnv* env, jclass jcls,
gabomdq@8057
   187
    jint device_id, jstring device_name, jint is_accelerometer, 
gabomdq@8057
   188
    jint nbuttons, jint naxes, jint nhats, jint nballs)
gabomdq@8057
   189
{
gabomdq@8057
   190
    int retval;
gabomdq@8057
   191
    const char *name = (*env)->GetStringUTFChars(env, device_name, NULL);
gabomdq@8057
   192
gabomdq@8057
   193
    retval = Android_AddJoystick(device_id, name, (SDL_bool) is_accelerometer, nbuttons, naxes, nhats, nballs);
gabomdq@8057
   194
gabomdq@8057
   195
    (*env)->ReleaseStringUTFChars(env, device_name, name);
gabomdq@8057
   196
    
gabomdq@8057
   197
    return retval;
gabomdq@8057
   198
}
gabomdq@8057
   199
dimitris@8760
   200
JNIEXPORT int JNICALL Java_org_libsdl_app_SDLActivity_nativeRemoveJoystick(
gabomdq@8057
   201
    JNIEnv* env, jclass jcls, jint device_id)
gabomdq@8057
   202
{
gabomdq@8057
   203
    return Android_RemoveJoystick(device_id);
gabomdq@7907
   204
}
gabomdq@7907
   205
gabomdq@7659
   206
gabomdq@7663
   207
/* Surface Created */
dimitris@8760
   208
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_onNativeSurfaceChanged(JNIEnv* env, jclass jcls)
gabomdq@7659
   209
{
gabomdq@7659
   210
    SDL_WindowData *data;
gabomdq@7659
   211
    SDL_VideoDevice *_this;
gabomdq@7659
   212
gabomdq@7659
   213
    if (Android_Window == NULL || Android_Window->driverdata == NULL ) {
gabomdq@7659
   214
        return;
gabomdq@7659
   215
    }
gabomdq@7659
   216
    
gabomdq@7659
   217
    _this =  SDL_GetVideoDevice();
gabomdq@7659
   218
    data =  (SDL_WindowData *) Android_Window->driverdata;
gabomdq@7659
   219
    
gabomdq@7659
   220
    /* If the surface has been previously destroyed by onNativeSurfaceDestroyed, recreate it here */
gabomdq@7659
   221
    if (data->egl_surface == EGL_NO_SURFACE) {
gabomdq@7659
   222
        if(data->native_window) {
gabomdq@7659
   223
            ANativeWindow_release(data->native_window);
gabomdq@7659
   224
        }
gabomdq@7659
   225
        data->native_window = Android_JNI_GetNativeWindow();
gabomdq@7659
   226
        data->egl_surface = SDL_EGL_CreateSurface(_this, (NativeWindowType) data->native_window);
gabomdq@7659
   227
    }
gabomdq@7659
   228
    
gabomdq@7659
   229
    /* GL Context handling is done in the event loop because this function is run from the Java thread */
gabomdq@7659
   230
    
gabomdq@7659
   231
}
gabomdq@7659
   232
gabomdq@7663
   233
/* Surface Destroyed */
dimitris@8760
   234
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_onNativeSurfaceDestroyed(JNIEnv* env, jclass jcls)
gabomdq@7659
   235
{
gabomdq@7659
   236
    /* We have to clear the current context and destroy the egl surface here
gabomdq@7659
   237
     * Otherwise there's BAD_NATIVE_WINDOW errors coming from eglCreateWindowSurface on resume
gabomdq@7659
   238
     * Ref: http://stackoverflow.com/questions/8762589/eglcreatewindowsurface-on-ics-and-switching-from-2d-to-3d
gabomdq@7659
   239
     */
gabomdq@7659
   240
    SDL_WindowData *data;
gabomdq@7659
   241
    SDL_VideoDevice *_this;
gabomdq@7659
   242
    
gabomdq@7659
   243
    if (Android_Window == NULL || Android_Window->driverdata == NULL ) {
gabomdq@7659
   244
        return;
gabomdq@7659
   245
    }
gabomdq@7659
   246
    
gabomdq@7659
   247
    _this =  SDL_GetVideoDevice();
gabomdq@7659
   248
    data = (SDL_WindowData *) Android_Window->driverdata;
gabomdq@7659
   249
    
gabomdq@7659
   250
    if (data->egl_surface != EGL_NO_SURFACE) {
gabomdq@7659
   251
        SDL_EGL_MakeCurrent(_this, NULL, NULL);
gabomdq@7659
   252
        SDL_EGL_DestroySurface(_this, data->egl_surface);
gabomdq@7659
   253
        data->egl_surface = EGL_NO_SURFACE;
gabomdq@7659
   254
    }
gabomdq@7659
   255
    
gabomdq@7659
   256
    /* GL Context handling is done in the event loop because this function is run from the Java thread */
gabomdq@7659
   257
gabomdq@7659
   258
}
gabomdq@7659
   259
dimitris@8760
   260
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_nativeFlipBuffers(JNIEnv* env, jclass jcls)
gabomdq@7659
   261
{
gabomdq@7659
   262
    SDL_GL_SwapWindow(Android_Window);
gabomdq@7659
   263
}
gabomdq@7659
   264
gabomdq@7663
   265
/* Keydown */
dimitris@8760
   266
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_onNativeKeyDown(
slouken@4998
   267
                                    JNIEnv* env, jclass jcls, jint keycode)
slouken@4964
   268
{
slouken@4980
   269
    Android_OnKeyDown(keycode);
slouken@4964
   270
}
slouken@4964
   271
gabomdq@7663
   272
/* Keyup */
dimitris@8760
   273
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_onNativeKeyUp(
slouken@4998
   274
                                    JNIEnv* env, jclass jcls, jint keycode)
slouken@4964
   275
{
slouken@4980
   276
    Android_OnKeyUp(keycode);
slouken@4964
   277
}
slouken@4964
   278
gabomdq@7663
   279
/* Keyboard Focus Lost */
dimitris@8760
   280
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_onNativeKeyboardFocusLost(
gabomdq@7564
   281
                                    JNIEnv* env, jclass jcls)
gabomdq@7564
   282
{
gabomdq@7564
   283
    /* Calling SDL_StopTextInput will take care of hiding the keyboard and cleaning up the DummyText widget */
gabomdq@7564
   284
    SDL_StopTextInput();
gabomdq@7564
   285
}
gabomdq@7564
   286
gabomdq@7564
   287
gabomdq@7663
   288
/* Touch */
dimitris@8760
   289
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_onNativeTouch(
slouken@4998
   290
                                    JNIEnv* env, jclass jcls,
icculus@5982
   291
                                    jint touch_device_id_in, jint pointer_finger_id_in,
slouken@4995
   292
                                    jint action, jfloat x, jfloat y, jfloat p)
slouken@4964
   293
{
icculus@5982
   294
    Android_OnTouch(touch_device_id_in, pointer_finger_id_in, action, x, y, p);
slouken@4964
   295
}
slouken@4964
   296
gabomdq@7663
   297
/* Accelerometer */
dimitris@8760
   298
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_onNativeAccel(
slouken@4998
   299
                                    JNIEnv* env, jclass jcls,
slouken@4995
   300
                                    jfloat x, jfloat y, jfloat z)
slouken@4964
   301
{
slouken@4964
   302
    fLastAccelerometer[0] = x;
slouken@4964
   303
    fLastAccelerometer[1] = y;
slouken@6212
   304
    fLastAccelerometer[2] = z;
slouken@6212
   305
    bHasNewData = true;
slouken@4964
   306
}
slouken@4964
   307
gabomdq@7663
   308
/* Low memory */
dimitris@8760
   309
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_nativeLowMemory(
slouken@7190
   310
                                    JNIEnv* env, jclass cls)
slouken@7191
   311
{
slouken@7190
   312
    SDL_SendAppEvent(SDL_APP_LOWMEMORY);
slouken@7190
   313
}
slouken@7190
   314
gabomdq@7663
   315
/* Quit */
dimitris@8760
   316
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_nativeQuit(
slouken@4998
   317
                                    JNIEnv* env, jclass cls)
slouken@7191
   318
{
gabomdq@7910
   319
    /* Discard previous events. The user should have handled state storage
gabomdq@7910
   320
     * in SDL_APP_WILLENTERBACKGROUND. After nativeQuit() is called, no
gabomdq@7910
   321
     * events other than SDL_QUIT and SDL_APP_TERMINATING should fire */
gabomdq@7910
   322
    SDL_FlushEvents(SDL_FIRSTEVENT, SDL_LASTEVENT);
gabomdq@7663
   323
    /* Inject a SDL_QUIT event */
slouken@4995
   324
    SDL_SendQuit();
slouken@7190
   325
    SDL_SendAppEvent(SDL_APP_TERMINATING);
gabomdq@7910
   326
    /* Resume the event loop so that the app can catch SDL_QUIT which
gabomdq@7910
   327
     * should now be the top event in the event queue. */
gabomdq@7910
   328
    if (!SDL_SemValue(Android_ResumeSem)) SDL_SemPost(Android_ResumeSem);
slouken@4995
   329
}
slouken@4995
   330
gabomdq@7663
   331
/* Pause */
dimitris@8760
   332
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_nativePause(
slouken@6186
   333
                                    JNIEnv* env, jclass cls)
slouken@6186
   334
{
gabomdq@8039
   335
    __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "nativePause()");
slouken@6186
   336
    if (Android_Window) {
slouken@6186
   337
        SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_FOCUS_LOST, 0, 0);
slouken@6191
   338
        SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_MINIMIZED, 0, 0);
gabomdq@8039
   339
        SDL_SendAppEvent(SDL_APP_WILLENTERBACKGROUND);
gabomdq@8039
   340
        SDL_SendAppEvent(SDL_APP_DIDENTERBACKGROUND);
gabomdq@8039
   341
    
gabomdq@8039
   342
        /* *After* sending the relevant events, signal the pause semaphore 
gabomdq@8039
   343
         * so the event loop knows to pause and (optionally) block itself */
gabomdq@8039
   344
        if (!SDL_SemValue(Android_PauseSem)) SDL_SemPost(Android_PauseSem);
slouken@6186
   345
    }
slouken@6186
   346
}
slouken@6186
   347
gabomdq@7663
   348
/* Resume */
dimitris@8760
   349
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLActivity_nativeResume(
slouken@6186
   350
                                    JNIEnv* env, jclass cls)
slouken@6186
   351
{
slouken@7190
   352
    __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "nativeResume()");
slouken@7190
   353
slouken@6186
   354
    if (Android_Window) {
gabomdq@8047
   355
        SDL_SendAppEvent(SDL_APP_WILLENTERFOREGROUND);
gabomdq@8047
   356
        SDL_SendAppEvent(SDL_APP_DIDENTERFOREGROUND);
gabomdq@8047
   357
        SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_FOCUS_GAINED, 0, 0);
gabomdq@8047
   358
        SDL_SendWindowEvent(Android_Window, SDL_WINDOWEVENT_RESTORED, 0, 0);
gabomdq@6330
   359
        /* Signal the resume semaphore so the event loop knows to resume and restore the GL Context
gabomdq@6330
   360
         * We can't restore the GL Context here because it needs to be done on the SDL main thread
gabomdq@6330
   361
         * and this function will be called from the Java thread instead.
gabomdq@6330
   362
         */
gabomdq@6330
   363
        if (!SDL_SemValue(Android_ResumeSem)) SDL_SemPost(Android_ResumeSem);
slouken@6186
   364
    }
slouken@6186
   365
}
slouken@6186
   366
dimitris@8760
   367
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLInputConnection_nativeCommitText(
slouken@6555
   368
                                    JNIEnv* env, jclass cls,
slouken@6555
   369
                                    jstring text, jint newCursorPosition)
slouken@6555
   370
{
ewing@7501
   371
    const char *utftext = (*env)->GetStringUTFChars(env, text, NULL);
slouken@6555
   372
slouken@6555
   373
    SDL_SendKeyboardText(utftext);
slouken@6555
   374
ewing@7501
   375
    (*env)->ReleaseStringUTFChars(env, text, utftext);
slouken@6555
   376
}
slouken@6555
   377
dimitris@8760
   378
JNIEXPORT void JNICALL Java_org_libsdl_app_SDLInputConnection_nativeSetComposingText(
slouken@6555
   379
                                    JNIEnv* env, jclass cls,
slouken@6555
   380
                                    jstring text, jint newCursorPosition)
slouken@6555
   381
{
ewing@7501
   382
    const char *utftext = (*env)->GetStringUTFChars(env, text, NULL);
slouken@6555
   383
slouken@6555
   384
    SDL_SendEditingText(utftext, 0, 0);
slouken@6555
   385
ewing@7501
   386
    (*env)->ReleaseStringUTFChars(env, text, utftext);
slouken@6555
   387
}
slouken@6555
   388
alexey@8897
   389
jstring Java_org_libsdl_app_SDLActivity_nativeGetHint(JNIEnv* env, jclass cls, jstring name) {
alexey@8896
   390
    const char *utfname = (*env)->GetStringUTFChars(env, name, NULL);
alexey@8896
   391
    const char *hint = SDL_GetHint(utfname);
slouken@6555
   392
alexey@8896
   393
    jstring result = (*env)->NewStringUTF(env, hint);
alexey@8896
   394
    (*env)->ReleaseStringUTFChars(env, name, utfname);
alexey@8896
   395
alexey@8896
   396
    return result;
alexey@8896
   397
}
slouken@6555
   398
slouken@4964
   399
/*******************************************************************************
slouken@4964
   400
             Functions called by SDL into Java
slouken@4964
   401
*******************************************************************************/
slouken@6284
   402
ewing@7501
   403
static int s_active = 0;
ewing@7501
   404
struct LocalReferenceHolder
slouken@6284
   405
{
slouken@6284
   406
    JNIEnv *m_env;
slouken@6650
   407
    const char *m_func;
slouken@6284
   408
};
slouken@6284
   409
ewing@7501
   410
static struct LocalReferenceHolder LocalReferenceHolder_Setup(const char *func)
ewing@7501
   411
{
ewing@7501
   412
    struct LocalReferenceHolder refholder;
ewing@7501
   413
    refholder.m_env = NULL;
ewing@7501
   414
    refholder.m_func = func;
ewing@7501
   415
#ifdef DEBUG_JNI
ewing@7501
   416
    SDL_Log("Entering function %s", func);
ewing@7501
   417
#endif
ewing@7501
   418
    return refholder;
ewing@7501
   419
}
ewing@7501
   420
ewing@7501
   421
static SDL_bool LocalReferenceHolder_Init(struct LocalReferenceHolder *refholder, JNIEnv *env)
ewing@7501
   422
{
ewing@7501
   423
    const int capacity = 16;
ewing@7501
   424
    if ((*env)->PushLocalFrame(env, capacity) < 0) {
ewing@7501
   425
        SDL_SetError("Failed to allocate enough JVM local references");
philipp@7516
   426
        return SDL_FALSE;
ewing@7501
   427
    }
ewing@7501
   428
    ++s_active;
ewing@7501
   429
    refholder->m_env = env;
ewing@7501
   430
    return SDL_TRUE;
ewing@7501
   431
}
ewing@7501
   432
ewing@7501
   433
static void LocalReferenceHolder_Cleanup(struct LocalReferenceHolder *refholder)
ewing@7501
   434
{
ewing@7501
   435
#ifdef DEBUG_JNI
ewing@7501
   436
    SDL_Log("Leaving function %s", refholder->m_func);
ewing@7501
   437
#endif
ewing@7501
   438
    if (refholder->m_env) {
ewing@7501
   439
        JNIEnv* env = refholder->m_env;
ewing@7501
   440
        (*env)->PopLocalFrame(env, NULL);
ewing@7501
   441
        --s_active;
ewing@7501
   442
    }
ewing@7501
   443
}
ewing@7501
   444
ewing@7501
   445
static SDL_bool LocalReferenceHolder_IsActive()
ewing@7501
   446
{
gabomdq@9173
   447
    return s_active > 0;
gabomdq@9173
   448
}
gabomdq@9173
   449
gabomdq@7659
   450
ANativeWindow* Android_JNI_GetNativeWindow(void)
slouken@4964
   451
{
gabomdq@7659
   452
    ANativeWindow* anw;
gabomdq@7659
   453
    jobject s;
slouken@6792
   454
    JNIEnv *env = Android_JNI_GetEnv();
slouken@6792
   455
gabomdq@7659
   456
    s = (*env)->CallStaticObjectMethod(env, mActivityClass, midGetNativeSurface);
gabomdq@7659
   457
    anw = ANativeWindow_fromSurface(env, s);
gabomdq@7659
   458
    (*env)->DeleteLocalRef(env, s);
gabomdq@7659
   459
  
gabomdq@7659
   460
    return anw;
gabomdq@7567
   461
}
gabomdq@7567
   462
ewing@7501
   463
void Android_JNI_SwapWindow()
slouken@4964
   464
{
gabomdq@6354
   465
    JNIEnv *mEnv = Android_JNI_GetEnv();
ewing@7501
   466
    (*mEnv)->CallStaticVoidMethod(mEnv, mActivityClass, midFlipBuffers);
slouken@4998
   467
}
slouken@4998
   468
ewing@7501
   469
void Android_JNI_SetActivityTitle(const char *title)
slouken@4998
   470
{
slouken@4998
   471
    jmethodID mid;
gabomdq@6354
   472
    JNIEnv *mEnv = Android_JNI_GetEnv();
ewing@7501
   473
    mid = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,"setActivityTitle","(Ljava/lang/String;)Z");
slouken@4998
   474
    if (mid) {
ewing@7501
   475
        jstring jtitle = (jstring)((*mEnv)->NewStringUTF(mEnv, title));
ewing@7501
   476
        (*mEnv)->CallStaticBooleanMethod(mEnv, mActivityClass, mid, jtitle);
ewing@7501
   477
        (*mEnv)->DeleteLocalRef(mEnv, jtitle);
slouken@4998
   478
    }
slouken@4964
   479
}
slouken@4964
   480
ewing@7501
   481
SDL_bool Android_JNI_GetAccelerometerValues(float values[3])
slouken@5000
   482
{
slouken@5000
   483
    int i;
slouken@6212
   484
    SDL_bool retval = SDL_FALSE;
slouken@6212
   485
slouken@6212
   486
    if (bHasNewData) {
slouken@6212
   487
        for (i = 0; i < 3; ++i) {
slouken@6212
   488
            values[i] = fLastAccelerometer[i];
slouken@6212
   489
        }
slouken@6212
   490
        bHasNewData = false;
slouken@6212
   491
        retval = SDL_TRUE;
slouken@5000
   492
    }
slouken@6212
   493
slouken@6212
   494
    return retval;
slouken@5000
   495
}
slouken@5000
   496
slouken@8055
   497
static void Android_JNI_ThreadDestroyed(void* value)
slouken@8055
   498
{
gabomdq@6354
   499
    /* The thread is being destroyed, detach it from the Java VM and set the mThreadKey value to NULL as required */
gabomdq@6354
   500
    JNIEnv *env = (JNIEnv*) value;
gabomdq@6354
   501
    if (env != NULL) {
ewing@7501
   502
        (*mJavaVM)->DetachCurrentThread(mJavaVM);
gabomdq@6354
   503
        pthread_setspecific(mThreadKey, NULL);
gabomdq@6354
   504
    }
gabomdq@6354
   505
}
gabomdq@6354
   506
slouken@8055
   507
JNIEnv* Android_JNI_GetEnv(void)
slouken@8055
   508
{
gabomdq@6354
   509
    /* From http://developer.android.com/guide/practices/jni.html
gabomdq@6354
   510
     * All threads are Linux threads, scheduled by the kernel.
gabomdq@6354
   511
     * They're usually started from managed code (using Thread.start), but they can also be created elsewhere and then
gabomdq@6354
   512
     * attached to the JavaVM. For example, a thread started with pthread_create can be attached with the
gabomdq@6354
   513
     * JNI AttachCurrentThread or AttachCurrentThreadAsDaemon functions. Until a thread is attached, it has no JNIEnv,
gabomdq@6354
   514
     * and cannot make JNI calls.
gabomdq@6354
   515
     * Attaching a natively-created thread causes a java.lang.Thread object to be constructed and added to the "main"
gabomdq@6354
   516
     * ThreadGroup, making it visible to the debugger. Calling AttachCurrentThread on an already-attached thread
gabomdq@6354
   517
     * is a no-op.
gabomdq@6354
   518
     * Note: You can call this function any number of times for the same thread, there's no harm in it
gabomdq@6354
   519
     */
gabomdq@6354
   520
gabomdq@6354
   521
    JNIEnv *env;
ewing@7501
   522
    int status = (*mJavaVM)->AttachCurrentThread(mJavaVM, &env, NULL);
gabomdq@6354
   523
    if(status < 0) {
gabomdq@6354
   524
        LOGE("failed to attach current thread");
gabomdq@6354
   525
        return 0;
gabomdq@6354
   526
    }
gabomdq@6354
   527
gabomdq@6354
   528
    /* From http://developer.android.com/guide/practices/jni.html
gabomdq@6354
   529
     * Threads attached through JNI must call DetachCurrentThread before they exit. If coding this directly is awkward,
gabomdq@6354
   530
     * in Android 2.0 (Eclair) and higher you can use pthread_key_create to define a destructor function that will be
gabomdq@6354
   531
     * called before the thread exits, and call DetachCurrentThread from there. (Use that key with pthread_setspecific
gabomdq@6354
   532
     * to store the JNIEnv in thread-local-storage; that way it'll be passed into your destructor as the argument.)
gabomdq@6354
   533
     * Note: The destructor is not called unless the stored value is != NULL
gabomdq@6354
   534
     * Note: You can call this function any number of times for the same thread, there's no harm in it
gabomdq@6354
   535
     *       (except for some lost CPU cycles)
gabomdq@6354
   536
     */
gabomdq@6354
   537
    pthread_setspecific(mThreadKey, (void*) env);
slouken@8055
   538
slouken@8055
   539
    return env;
slouken@8055
   540
}
slouken@8055
   541
slouken@8055
   542
int Android_JNI_SetupThread(void)
slouken@8055
   543
{
slouken@8055
   544
    Android_JNI_GetEnv();
gabomdq@6354
   545
    return 1;
gabomdq@6354
   546
}
gabomdq@6354
   547
gabomdq@7663
   548
/*
gabomdq@7663
   549
 * Audio support
gabomdq@7663
   550
 */
slouken@4996
   551
static jboolean audioBuffer16Bit = JNI_FALSE;
slouken@4996
   552
static jboolean audioBufferStereo = JNI_FALSE;
slouken@4996
   553
static jobject audioBuffer = NULL;
slouken@4996
   554
static void* audioBufferPinned = NULL;
slouken@4995
   555
ewing@7501
   556
int Android_JNI_OpenAudioDevice(int sampleRate, int is16Bit, int channelCount, int desiredBufferFrames)
slouken@4964
   557
{
slouken@4996
   558
    int audioBufferFrames;
slouken@4964
   559
gabomdq@6354
   560
    JNIEnv *env = Android_JNI_GetEnv();
gabomdq@6354
   561
gabomdq@6354
   562
    if (!env) {
gabomdq@6354
   563
        LOGE("callback_handler: failed to attach current thread");
icculus@5996
   564
    }
gabomdq@6354
   565
    Android_JNI_SetupThread();
icculus@5996
   566
slouken@4996
   567
    __android_log_print(ANDROID_LOG_VERBOSE, "SDL", "SDL audio: opening device");
slouken@4996
   568
    audioBuffer16Bit = is16Bit;
slouken@4996
   569
    audioBufferStereo = channelCount > 1;
slouken@4964
   570
gabomdq@7552
   571
    if ((*env)->CallStaticIntMethod(env, mActivityClass, midAudioInit, sampleRate, audioBuffer16Bit, audioBufferStereo, desiredBufferFrames) != 0) {
gabomdq@7552
   572
        /* Error during audio initialization */
gabomdq@7552
   573
        __android_log_print(ANDROID_LOG_WARN, "SDL", "SDL audio: error on AudioTrack initialization!");
gabomdq@7552
   574
        return 0;
gabomdq@7552
   575
    }
gabomdq@6802
   576
gabomdq@6802
   577
    /* Allocating the audio buffer from the Java side and passing it as the return value for audioInit no longer works on
gabomdq@6802
   578
     * Android >= 4.2 due to a "stale global reference" error. So now we allocate this buffer directly from this side. */
slouken@7191
   579
gabomdq@6802
   580
    if (is16Bit) {
ewing@7501
   581
        jshortArray audioBufferLocal = (*env)->NewShortArray(env, desiredBufferFrames * (audioBufferStereo ? 2 : 1));
gabomdq@6802
   582
        if (audioBufferLocal) {
ewing@7501
   583
            audioBuffer = (*env)->NewGlobalRef(env, audioBufferLocal);
ewing@7501
   584
            (*env)->DeleteLocalRef(env, audioBufferLocal);
gabomdq@6802
   585
        }
gabomdq@6802
   586
    }
gabomdq@6802
   587
    else {
ewing@7501
   588
        jbyteArray audioBufferLocal = (*env)->NewByteArray(env, desiredBufferFrames * (audioBufferStereo ? 2 : 1));
gabomdq@6802
   589
        if (audioBufferLocal) {
ewing@7501
   590
            audioBuffer = (*env)->NewGlobalRef(env, audioBufferLocal);
ewing@7501
   591
            (*env)->DeleteLocalRef(env, audioBufferLocal);
gabomdq@6802
   592
        }
gabomdq@6802
   593
    }
slouken@4995
   594
slouken@4996
   595
    if (audioBuffer == NULL) {
gabomdq@6802
   596
        __android_log_print(ANDROID_LOG_WARN, "SDL", "SDL audio: could not allocate an audio buffer!");
slouken@4996
   597
        return 0;
slouken@4996
   598
    }
slouken@4995
   599
slouken@4996
   600
    jboolean isCopy = JNI_FALSE;
slouken@4996
   601
    if (audioBuffer16Bit) {
ewing@7501
   602
        audioBufferPinned = (*env)->GetShortArrayElements(env, (jshortArray)audioBuffer, &isCopy);
ewing@7501
   603
        audioBufferFrames = (*env)->GetArrayLength(env, (jshortArray)audioBuffer);
slouken@4996
   604
    } else {
ewing@7501
   605
        audioBufferPinned = (*env)->GetByteArrayElements(env, (jbyteArray)audioBuffer, &isCopy);
ewing@7501
   606
        audioBufferFrames = (*env)->GetArrayLength(env, (jbyteArray)audioBuffer);
slouken@4996
   607
    }
slouken@4996
   608
    if (audioBufferStereo) {
slouken@4996
   609
        audioBufferFrames /= 2;
slouken@4996
   610
    }
gabomdq@6864
   611
slouken@4996
   612
    return audioBufferFrames;
slouken@4995
   613
}
slouken@4995
   614
ewing@7501
   615
void * Android_JNI_GetAudioBuffer()
slouken@4995
   616
{
slouken@4996
   617
    return audioBufferPinned;
slouken@4995
   618
}
slouken@4995
   619
ewing@7501
   620
void Android_JNI_WriteAudioBuffer()
slouken@4995
   621
{
gabomdq@6354
   622
    JNIEnv *mAudioEnv = Android_JNI_GetEnv();
gabomdq@6354
   623
slouken@4996
   624
    if (audioBuffer16Bit) {
ewing@7501
   625
        (*mAudioEnv)->ReleaseShortArrayElements(mAudioEnv, (jshortArray)audioBuffer, (jshort *)audioBufferPinned, JNI_COMMIT);
ewing@7501
   626
        (*mAudioEnv)->CallStaticVoidMethod(mAudioEnv, mActivityClass, midAudioWriteShortBuffer, (jshortArray)audioBuffer);
slouken@4996
   627
    } else {
ewing@7501
   628
        (*mAudioEnv)->ReleaseByteArrayElements(mAudioEnv, (jbyteArray)audioBuffer, (jbyte *)audioBufferPinned, JNI_COMMIT);
ewing@7501
   629
        (*mAudioEnv)->CallStaticVoidMethod(mAudioEnv, mActivityClass, midAudioWriteByteBuffer, (jbyteArray)audioBuffer);
slouken@4996
   630
    }
slouken@4995
   631
slouken@4996
   632
    /* JNI_COMMIT means the changes are committed to the VM but the buffer remains pinned */
slouken@4995
   633
}
slouken@4995
   634
ewing@7501
   635
void Android_JNI_CloseAudioDevice()
slouken@4995
   636
{
gabomdq@6354
   637
    JNIEnv *env = Android_JNI_GetEnv();
icculus@5996
   638
ewing@7501
   639
    (*env)->CallStaticVoidMethod(env, mActivityClass, midAudioQuit);
slouken@4964
   640
slouken@4997
   641
    if (audioBuffer) {
ewing@7501
   642
        (*env)->DeleteGlobalRef(env, audioBuffer);
slouken@4997
   643
        audioBuffer = NULL;
slouken@4997
   644
        audioBufferPinned = NULL;
slouken@4997
   645
    }
slouken@4964
   646
}
slouken@4981
   647
gabomdq@7663
   648
/* Test for an exception and call SDL_SetError with its detail if one occurs */
gabomdq@7663
   649
/* If the parameter silent is truthy then SDL_SetError() will not be called. */
ewing@7501
   650
static bool Android_JNI_ExceptionOccurred(bool silent)
tim@5650
   651
{
ewing@7501
   652
    SDL_assert(LocalReferenceHolder_IsActive());
gabomdq@6354
   653
    JNIEnv *mEnv = Android_JNI_GetEnv();
slouken@6284
   654
ewing@7501
   655
    jthrowable exception = (*mEnv)->ExceptionOccurred(mEnv);
tim@5650
   656
    if (exception != NULL) {
tim@5650
   657
        jmethodID mid;
tim@5650
   658
gabomdq@7663
   659
        /* Until this happens most JNI operations have undefined behaviour */
ewing@7501
   660
        (*mEnv)->ExceptionClear(mEnv);
tim@5650
   661
slouken@7045
   662
        if (!silent) {
ewing@7501
   663
            jclass exceptionClass = (*mEnv)->GetObjectClass(mEnv, exception);
ewing@7501
   664
            jclass classClass = (*mEnv)->FindClass(mEnv, "java/lang/Class");
tim@5650
   665
ewing@7501
   666
            mid = (*mEnv)->GetMethodID(mEnv, classClass, "getName", "()Ljava/lang/String;");
ewing@7501
   667
            jstring exceptionName = (jstring)(*mEnv)->CallObjectMethod(mEnv, exceptionClass, mid);
ewing@7501
   668
            const char* exceptionNameUTF8 = (*mEnv)->GetStringUTFChars(mEnv, exceptionName, 0);
tim@5650
   669
ewing@7501
   670
            mid = (*mEnv)->GetMethodID(mEnv, exceptionClass, "getMessage", "()Ljava/lang/String;");
ewing@7501
   671
            jstring exceptionMessage = (jstring)(*mEnv)->CallObjectMethod(mEnv, exception, mid);
tim@5650
   672
slouken@7045
   673
            if (exceptionMessage != NULL) {
ewing@7501
   674
                const char* exceptionMessageUTF8 = (*mEnv)->GetStringUTFChars(mEnv, exceptionMessage, 0);
slouken@7045
   675
                SDL_SetError("%s: %s", exceptionNameUTF8, exceptionMessageUTF8);
ewing@7501
   676
                (*mEnv)->ReleaseStringUTFChars(mEnv, exceptionMessage, exceptionMessageUTF8);
slouken@7045
   677
            } else {
slouken@7045
   678
                SDL_SetError("%s", exceptionNameUTF8);
slouken@7045
   679
            }
slouken@7045
   680
ewing@7501
   681
            (*mEnv)->ReleaseStringUTFChars(mEnv, exceptionName, exceptionNameUTF8);
tim@5650
   682
        }
tim@5650
   683
tim@5650
   684
        return true;
tim@5650
   685
    }
tim@5650
   686
tim@5650
   687
    return false;
tim@5650
   688
}
tim@5650
   689
ewing@7501
   690
static int Internal_Android_JNI_FileOpen(SDL_RWops* ctx)
icculus@5582
   691
{
ewing@7501
   692
    struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
ewing@7501
   693
tim@5650
   694
    int result = 0;
tim@5650
   695
tim@5650
   696
    jmethodID mid;
tim@5650
   697
    jobject context;
tim@5650
   698
    jobject assetManager;
tim@5650
   699
    jobject inputStream;
tim@5650
   700
    jclass channels;
tim@5650
   701
    jobject readableByteChannel;
tim@5650
   702
    jstring fileNameJString;
gabomdq@6806
   703
    jobject fd;
gabomdq@6806
   704
    jclass fdCls;
gabomdq@6806
   705
    jfieldID descriptor;
tim@5650
   706
gabomdq@6354
   707
    JNIEnv *mEnv = Android_JNI_GetEnv();
ewing@7501
   708
    if (!LocalReferenceHolder_Init(&refs, mEnv)) {
tim@5650
   709
        goto failure;
tim@5650
   710
    }
tim@5650
   711
gabomdq@6308
   712
    fileNameJString = (jstring)ctx->hidden.androidio.fileNameRef;
gabomdq@6806
   713
    ctx->hidden.androidio.position = 0;
icculus@5582
   714
gabomdq@7663
   715
    /* context = SDLActivity.getContext(); */
ewing@7501
   716
    mid = (*mEnv)->GetStaticMethodID(mEnv, mActivityClass,
icculus@5582
   717
            "getContext","()Landroid/content/Context;");
ewing@7501
   718
    context = (*mEnv)->CallStaticObjectMethod(mEnv, mActivityClass, mid);
slouken@7191
   719
icculus@5582
   720
gabomdq@7663
   721
    /* assetManager = context.getAssets(); */
ewing@7501
   722
    mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, context),
tim@5650
   723
            "getAssets", "()Landroid/content/res/AssetManager;");
ewing@7501
   724
    assetManager = (*mEnv)->CallObjectMethod(mEnv, context, mid);
icculus@5582
   725
gabomdq@6806
   726
    /* First let's try opening the file to obtain an AssetFileDescriptor.
gabomdq@6806
   727
    * This method reads the files directly from the APKs using standard *nix calls
gabomdq@6806
   728
    */
ewing@7501
   729
    mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, assetManager), "openFd", "(Ljava/lang/String;)Landroid/content/res/AssetFileDescriptor;");
ewing@7501
   730
    inputStream = (*mEnv)->CallObjectMethod(mEnv, assetManager, mid, fileNameJString);
slouken@7045
   731
    if (Android_JNI_ExceptionOccurred(true)) {
gabomdq@6806
   732
        goto fallback;
icculus@5582
   733
    }
icculus@5582
   734
ewing@7501
   735
    mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream), "getStartOffset", "()J");
ewing@7501
   736
    ctx->hidden.androidio.offset = (*mEnv)->CallLongMethod(mEnv, inputStream, mid);
slouken@7045
   737
    if (Android_JNI_ExceptionOccurred(true)) {
gabomdq@6806
   738
        goto fallback;
icculus@5582
   739
    }
icculus@5582
   740
ewing@7501
   741
    mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream), "getDeclaredLength", "()J");
ewing@7501
   742
    ctx->hidden.androidio.size = (*mEnv)->CallLongMethod(mEnv, inputStream, mid);
slouken@7045
   743
    if (Android_JNI_ExceptionOccurred(true)) {
gabomdq@6806
   744
        goto fallback;
icculus@5582
   745
    }
icculus@5582
   746
ewing@7501
   747
    mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream), "getFileDescriptor", "()Ljava/io/FileDescriptor;");
ewing@7501
   748
    fd = (*mEnv)->CallObjectMethod(mEnv, inputStream, mid);
ewing@7501
   749
    fdCls = (*mEnv)->GetObjectClass(mEnv, fd);
ewing@7501
   750
    descriptor = (*mEnv)->GetFieldID(mEnv, fdCls, "descriptor", "I");
ewing@7501
   751
    ctx->hidden.androidio.fd = (*mEnv)->GetIntField(mEnv, fd, descriptor);
ewing@7501
   752
    ctx->hidden.androidio.assetFileDescriptorRef = (*mEnv)->NewGlobalRef(mEnv, inputStream);
tim@5650
   753
gabomdq@7663
   754
    /* Seek to the correct offset in the file. */
gabomdq@6816
   755
    lseek(ctx->hidden.androidio.fd, (off_t)ctx->hidden.androidio.offset, SEEK_SET);
gabomdq@6816
   756
gabomdq@6806
   757
    if (false) {
gabomdq@6806
   758
fallback:
gabomdq@7663
   759
        /* Disabled log message because of spam on the Nexus 7 */
gabomdq@7678
   760
        /* __android_log_print(ANDROID_LOG_DEBUG, "SDL", "Falling back to legacy InputStream method for opening file"); */
slouken@7190
   761
gabomdq@6806
   762
        /* Try the old method using InputStream */
gabomdq@6806
   763
        ctx->hidden.androidio.assetFileDescriptorRef = NULL;
icculus@5582
   764
gabomdq@7663
   765
        /* inputStream = assetManager.open(<filename>); */
ewing@7501
   766
        mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, assetManager),
gabomdq@6806
   767
                "open", "(Ljava/lang/String;I)Ljava/io/InputStream;");
gabomdq@7678
   768
        inputStream = (*mEnv)->CallObjectMethod(mEnv, assetManager, mid, fileNameJString, 1 /* ACCESS_RANDOM */);
ewing@7501
   769
        if (Android_JNI_ExceptionOccurred(false)) {
alexey@8896
   770
            // Try fallback to APK Extension files
alexey@8896
   771
            mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, context),
alexey@8896
   772
                "openAPKExtensionInputStream", "(Ljava/lang/String;)Ljava/io/InputStream;");
alexey@8896
   773
            inputStream = (*mEnv)->CallObjectMethod(mEnv, context, mid, fileNameJString);
alexey@8896
   774
alexey@8896
   775
            if (Android_JNI_ExceptionOccurred(false)) {
alexey@8896
   776
                goto failure;
alexey@8896
   777
            }
gabomdq@6806
   778
        }
gabomdq@6806
   779
ewing@7501
   780
        ctx->hidden.androidio.inputStreamRef = (*mEnv)->NewGlobalRef(mEnv, inputStream);
gabomdq@6806
   781
gabomdq@7663
   782
        /* Despite all the visible documentation on [Asset]InputStream claiming
gabomdq@7663
   783
         * that the .available() method is not guaranteed to return the entire file
gabomdq@7663
   784
         * size, comments in <sdk>/samples/<ver>/ApiDemos/src/com/example/ ...
gabomdq@7663
   785
         * android/apis/content/ReadAsset.java imply that Android's
gabomdq@7663
   786
         * AssetInputStream.available() /will/ always return the total file size
gabomdq@7663
   787
        */
gabomdq@7663
   788
        
gabomdq@7663
   789
        /* size = inputStream.available(); */
ewing@7501
   790
        mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream),
gabomdq@6806
   791
                "available", "()I");
ewing@7501
   792
        ctx->hidden.androidio.size = (long)(*mEnv)->CallIntMethod(mEnv, inputStream, mid);
ewing@7501
   793
        if (Android_JNI_ExceptionOccurred(false)) {
gabomdq@6806
   794
            goto failure;
gabomdq@6806
   795
        }
gabomdq@6806
   796
gabomdq@7663
   797
        /* readableByteChannel = Channels.newChannel(inputStream); */
ewing@7501
   798
        channels = (*mEnv)->FindClass(mEnv, "java/nio/channels/Channels");
ewing@7501
   799
        mid = (*mEnv)->GetStaticMethodID(mEnv, channels,
gabomdq@6806
   800
                "newChannel",
gabomdq@6806
   801
                "(Ljava/io/InputStream;)Ljava/nio/channels/ReadableByteChannel;");
ewing@7501
   802
        readableByteChannel = (*mEnv)->CallStaticObjectMethod(
ewing@7501
   803
                mEnv, channels, mid, inputStream);
ewing@7501
   804
        if (Android_JNI_ExceptionOccurred(false)) {
gabomdq@6806
   805
            goto failure;
gabomdq@6806
   806
        }
gabomdq@6806
   807
gabomdq@6806
   808
        ctx->hidden.androidio.readableByteChannelRef =
ewing@7501
   809
            (*mEnv)->NewGlobalRef(mEnv, readableByteChannel);
gabomdq@6806
   810
gabomdq@7663
   811
        /* Store .read id for reading purposes */
ewing@7501
   812
        mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, readableByteChannel),
gabomdq@6806
   813
                "read", "(Ljava/nio/ByteBuffer;)I");
gabomdq@6806
   814
        ctx->hidden.androidio.readMethod = mid;
gabomdq@6806
   815
    }
icculus@5582
   816
tim@5650
   817
    if (false) {
tim@5650
   818
failure:
tim@5650
   819
        result = -1;
tim@5650
   820
ewing@7501
   821
        (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.fileNameRef);
tim@5650
   822
tim@5650
   823
        if(ctx->hidden.androidio.inputStreamRef != NULL) {
ewing@7501
   824
            (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.inputStreamRef);
tim@5650
   825
        }
gabomdq@6308
   826
gabomdq@6308
   827
        if(ctx->hidden.androidio.readableByteChannelRef != NULL) {
ewing@7501
   828
            (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.readableByteChannelRef);
gabomdq@6308
   829
        }
gabomdq@6308
   830
gabomdq@6806
   831
        if(ctx->hidden.androidio.assetFileDescriptorRef != NULL) {
ewing@7501
   832
            (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.assetFileDescriptorRef);
gabomdq@6806
   833
        }
gabomdq@6806
   834
tim@5650
   835
    }
ewing@7501
   836
    
ewing@7501
   837
    LocalReferenceHolder_Cleanup(&refs);
tim@5650
   838
    return result;
icculus@5582
   839
}
icculus@5582
   840
ewing@7501
   841
int Android_JNI_FileOpen(SDL_RWops* ctx,
ewing@7501
   842
        const char* fileName, const char* mode)
icculus@5582
   843
{
ewing@7501
   844
    struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
gabomdq@6354
   845
    JNIEnv *mEnv = Android_JNI_GetEnv();
ewing@7501
   846
    int retval;
slouken@6284
   847
ewing@7501
   848
    if (!LocalReferenceHolder_Init(&refs, mEnv)) {
ewing@7501
   849
        LocalReferenceHolder_Cleanup(&refs);        
slouken@6284
   850
        return -1;
slouken@6284
   851
    }
slouken@6284
   852
icculus@5582
   853
    if (!ctx) {
ewing@7501
   854
        LocalReferenceHolder_Cleanup(&refs);
icculus@5582
   855
        return -1;
icculus@5582
   856
    }
icculus@5582
   857
ewing@7501
   858
    jstring fileNameJString = (*mEnv)->NewStringUTF(mEnv, fileName);
ewing@7501
   859
    ctx->hidden.androidio.fileNameRef = (*mEnv)->NewGlobalRef(mEnv, fileNameJString);
tim@5650
   860
    ctx->hidden.androidio.inputStreamRef = NULL;
gabomdq@6335
   861
    ctx->hidden.androidio.readableByteChannelRef = NULL;
gabomdq@6335
   862
    ctx->hidden.androidio.readMethod = NULL;
gabomdq@6806
   863
    ctx->hidden.androidio.assetFileDescriptorRef = NULL;
icculus@5582
   864
ewing@7501
   865
    retval = Internal_Android_JNI_FileOpen(ctx);
ewing@7501
   866
    LocalReferenceHolder_Cleanup(&refs);
ewing@7501
   867
    return retval;
icculus@5582
   868
}
icculus@5582
   869
ewing@7501
   870
size_t Android_JNI_FileRead(SDL_RWops* ctx, void* buffer,
icculus@5582
   871
        size_t size, size_t maxnum)
icculus@5582
   872
{
ewing@7501
   873
    struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
icculus@5582
   874
gabomdq@6806
   875
    if (ctx->hidden.androidio.assetFileDescriptorRef) {
gabomdq@6806
   876
        size_t bytesMax = size * maxnum;
gabomdq@7678
   877
        if (ctx->hidden.androidio.size != -1 /* UNKNOWN_LENGTH */ && ctx->hidden.androidio.position + bytesMax > ctx->hidden.androidio.size) {
gabomdq@6806
   878
            bytesMax = ctx->hidden.androidio.size - ctx->hidden.androidio.position;
gabomdq@6806
   879
        }
gabomdq@6806
   880
        size_t result = read(ctx->hidden.androidio.fd, buffer, bytesMax );
gabomdq@6806
   881
        if (result > 0) {
gabomdq@6806
   882
            ctx->hidden.androidio.position += result;
ewing@7501
   883
            LocalReferenceHolder_Cleanup(&refs);
gabomdq@6806
   884
            return result / size;
gabomdq@6806
   885
        }
ewing@7501
   886
        LocalReferenceHolder_Cleanup(&refs);
gabomdq@6806
   887
        return 0;
gabomdq@6806
   888
    } else {
gabomdq@6806
   889
        jlong bytesRemaining = (jlong) (size * maxnum);
gabomdq@6806
   890
        jlong bytesMax = (jlong) (ctx->hidden.androidio.size -  ctx->hidden.androidio.position);
gabomdq@6806
   891
        int bytesRead = 0;
gabomdq@6377
   892
gabomdq@6806
   893
        /* Don't read more bytes than those that remain in the file, otherwise we get an exception */
gabomdq@6806
   894
        if (bytesRemaining >  bytesMax) bytesRemaining = bytesMax;
slouken@6284
   895
gabomdq@6806
   896
        JNIEnv *mEnv = Android_JNI_GetEnv();
ewing@7501
   897
        if (!LocalReferenceHolder_Init(&refs, mEnv)) {
ewing@7501
   898
            LocalReferenceHolder_Cleanup(&refs);            
philipp@7368
   899
            return 0;
icculus@5582
   900
        }
icculus@5582
   901
gabomdq@6806
   902
        jobject readableByteChannel = (jobject)ctx->hidden.androidio.readableByteChannelRef;
gabomdq@6806
   903
        jmethodID readMethod = (jmethodID)ctx->hidden.androidio.readMethod;
ewing@7501
   904
        jobject byteBuffer = (*mEnv)->NewDirectByteBuffer(mEnv, buffer, bytesRemaining);
gabomdq@6806
   905
gabomdq@6806
   906
        while (bytesRemaining > 0) {
gabomdq@7663
   907
            /* result = readableByteChannel.read(...); */
ewing@7501
   908
            int result = (*mEnv)->CallIntMethod(mEnv, readableByteChannel, readMethod, byteBuffer);
gabomdq@6806
   909
ewing@7501
   910
            if (Android_JNI_ExceptionOccurred(false)) {
ewing@7501
   911
                LocalReferenceHolder_Cleanup(&refs);            
gabomdq@6806
   912
                return 0;
gabomdq@6806
   913
            }
gabomdq@6806
   914
gabomdq@6806
   915
            if (result < 0) {
gabomdq@6806
   916
                break;
gabomdq@6806
   917
            }
gabomdq@6806
   918
gabomdq@6806
   919
            bytesRemaining -= result;
gabomdq@6806
   920
            bytesRead += result;
gabomdq@6806
   921
            ctx->hidden.androidio.position += result;
icculus@5582
   922
        }
ewing@7501
   923
        LocalReferenceHolder_Cleanup(&refs);                    
gabomdq@6806
   924
        return bytesRead / size;
slouken@7191
   925
    }
icculus@5582
   926
}
icculus@5582
   927
ewing@7501
   928
size_t Android_JNI_FileWrite(SDL_RWops* ctx, const void* buffer,
icculus@5582
   929
        size_t size, size_t num)
icculus@5582
   930
{
icculus@5582
   931
    SDL_SetError("Cannot write to Android package filesystem");
icculus@5582
   932
    return 0;
icculus@5582
   933
}
icculus@5582
   934
ewing@7501
   935
static int Internal_Android_JNI_FileClose(SDL_RWops* ctx, bool release)
icculus@5582
   936
{
ewing@7501
   937
    struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
ewing@7501
   938
icculus@5582
   939
    int result = 0;
gabomdq@6354
   940
    JNIEnv *mEnv = Android_JNI_GetEnv();
icculus@5582
   941
ewing@7501
   942
    if (!LocalReferenceHolder_Init(&refs, mEnv)) {
ewing@7501
   943
        LocalReferenceHolder_Cleanup(&refs);
icculus@7037
   944
        return SDL_SetError("Failed to allocate enough JVM local references");
slouken@6284
   945
    }
slouken@6284
   946
icculus@5582
   947
    if (ctx) {
icculus@5582
   948
        if (release) {
ewing@7501
   949
            (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.fileNameRef);
icculus@5582
   950
        }
icculus@5582
   951
gabomdq@6806
   952
        if (ctx->hidden.androidio.assetFileDescriptorRef) {
gabomdq@6806
   953
            jobject inputStream = (jobject)ctx->hidden.androidio.assetFileDescriptorRef;
ewing@7501
   954
            jmethodID mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream),
gabomdq@6806
   955
                    "close", "()V");
ewing@7501
   956
            (*mEnv)->CallVoidMethod(mEnv, inputStream, mid);
ewing@7501
   957
            (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.assetFileDescriptorRef);
ewing@7501
   958
            if (Android_JNI_ExceptionOccurred(false)) {
gabomdq@6806
   959
                result = -1;
gabomdq@6806
   960
            }
gabomdq@6806
   961
        }
gabomdq@6806
   962
        else {
gabomdq@6806
   963
            jobject inputStream = (jobject)ctx->hidden.androidio.inputStreamRef;
icculus@5582
   964
gabomdq@7677
   965
            /* inputStream.close(); */
ewing@7501
   966
            jmethodID mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, inputStream),
gabomdq@6806
   967
                    "close", "()V");
ewing@7501
   968
            (*mEnv)->CallVoidMethod(mEnv, inputStream, mid);
ewing@7501
   969
            (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.inputStreamRef);
ewing@7501
   970
            (*mEnv)->DeleteGlobalRef(mEnv, (jobject)ctx->hidden.androidio.readableByteChannelRef);
ewing@7501
   971
            if (Android_JNI_ExceptionOccurred(false)) {
gabomdq@6806
   972
                result = -1;
gabomdq@6806
   973
            }
icculus@5582
   974
        }
icculus@5582
   975
icculus@5582
   976
        if (release) {
icculus@5582
   977
            SDL_FreeRW(ctx);
icculus@5582
   978
        }
icculus@5582
   979
    }
icculus@5582
   980
ewing@7501
   981
    LocalReferenceHolder_Cleanup(&refs);
icculus@5582
   982
    return result;
icculus@5582
   983
}
icculus@5582
   984
icculus@5582
   985
ewing@7501
   986
Sint64 Android_JNI_FileSize(SDL_RWops* ctx)
icculus@5582
   987
{
slouken@6642
   988
    return ctx->hidden.androidio.size;
slouken@6642
   989
}
slouken@6642
   990
ewing@7501
   991
Sint64 Android_JNI_FileSeek(SDL_RWops* ctx, Sint64 offset, int whence)
slouken@6642
   992
{
gabomdq@6806
   993
    if (ctx->hidden.androidio.assetFileDescriptorRef) {
gabomdq@6806
   994
        switch (whence) {
gabomdq@6806
   995
            case RW_SEEK_SET:
gabomdq@7678
   996
                if (ctx->hidden.androidio.size != -1 /* UNKNOWN_LENGTH */ && offset > ctx->hidden.androidio.size) offset = ctx->hidden.androidio.size;
gabomdq@6806
   997
                offset += ctx->hidden.androidio.offset;
gabomdq@6806
   998
                break;
gabomdq@6806
   999
            case RW_SEEK_CUR:
gabomdq@6806
  1000
                offset += ctx->hidden.androidio.position;
gabomdq@7678
  1001
                if (ctx->hidden.androidio.size != -1 /* UNKNOWN_LENGTH */ && offset > ctx->hidden.androidio.size) offset = ctx->hidden.androidio.size;
gabomdq@6806
  1002
                offset += ctx->hidden.androidio.offset;
gabomdq@6806
  1003
                break;
gabomdq@6806
  1004
            case RW_SEEK_END:
gabomdq@6806
  1005
                offset = ctx->hidden.androidio.offset + ctx->hidden.androidio.size + offset;
gabomdq@6806
  1006
                break;
gabomdq@6806
  1007
            default:
icculus@7037
  1008
                return SDL_SetError("Unknown value for 'whence'");
gabomdq@6806
  1009
        }
gabomdq@6806
  1010
        whence = SEEK_SET;
icculus@5582
  1011
gabomdq@6806
  1012
        off_t ret = lseek(ctx->hidden.androidio.fd, (off_t)offset, SEEK_SET);
gabomdq@6806
  1013
        if (ret == -1) return -1;
gabomdq@6806
  1014
        ctx->hidden.androidio.position = ret - ctx->hidden.androidio.offset;
gabomdq@6806
  1015
    } else {
gabomdq@6806
  1016
        Sint64 newPosition;
gabomdq@6806
  1017
gabomdq@6806
  1018
        switch (whence) {
gabomdq@6806
  1019
            case RW_SEEK_SET:
gabomdq@6806
  1020
                newPosition = offset;
gabomdq@6806
  1021
                break;
gabomdq@6806
  1022
            case RW_SEEK_CUR:
gabomdq@6806
  1023
                newPosition = ctx->hidden.androidio.position + offset;
gabomdq@6806
  1024
                break;
gabomdq@6806
  1025
            case RW_SEEK_END:
gabomdq@6806
  1026
                newPosition = ctx->hidden.androidio.size + offset;
gabomdq@6806
  1027
                break;
gabomdq@6806
  1028
            default:
icculus@7037
  1029
                return SDL_SetError("Unknown value for 'whence'");
gabomdq@6806
  1030
        }
gabomdq@6806
  1031
gabomdq@6806
  1032
        /* Validate the new position */
gabomdq@6806
  1033
        if (newPosition < 0) {
icculus@7037
  1034
            return SDL_Error(SDL_EFSEEK);
gabomdq@6806
  1035
        }
gabomdq@6806
  1036
        if (newPosition > ctx->hidden.androidio.size) {
gabomdq@6806
  1037
            newPosition = ctx->hidden.androidio.size;
gabomdq@6806
  1038
        }
slouken@6642
  1039
gabomdq@6806
  1040
        Sint64 movement = newPosition - ctx->hidden.androidio.position;
gabomdq@6806
  1041
        if (movement > 0) {
gabomdq@6806
  1042
            unsigned char buffer[4096];
icculus@5582
  1043
gabomdq@7663
  1044
            /* The easy case where we're seeking forwards */
gabomdq@6806
  1045
            while (movement > 0) {
gabomdq@6806
  1046
                Sint64 amount = sizeof (buffer);
gabomdq@6806
  1047
                if (amount > movement) {
gabomdq@6806
  1048
                    amount = movement;
gabomdq@6806
  1049
                }
gabomdq@6806
  1050
                size_t result = Android_JNI_FileRead(ctx, buffer, 1, amount);
gabomdq@6806
  1051
                if (result <= 0) {
gabomdq@7663
  1052
                    /* Failed to read/skip the required amount, so fail */
gabomdq@6806
  1053
                    return -1;
gabomdq@6806
  1054
                }
tim@5993
  1055
gabomdq@6806
  1056
                movement -= result;
icculus@5582
  1057
            }
tim@5993
  1058
gabomdq@6806
  1059
        } else if (movement < 0) {
gabomdq@7663
  1060
            /* We can't seek backwards so we have to reopen the file and seek */
gabomdq@7663
  1061
            /* forwards which obviously isn't very efficient */
ewing@7501
  1062
            Internal_Android_JNI_FileClose(ctx, false);
ewing@7501
  1063
            Internal_Android_JNI_FileOpen(ctx);
gabomdq@6806
  1064
            Android_JNI_FileSeek(ctx, newPosition, RW_SEEK_SET);
icculus@5582
  1065
        }
icculus@5582
  1066
    }
icculus@5582
  1067
icculus@5582
  1068
    return ctx->hidden.androidio.position;
slouken@7191
  1069
icculus@5582
  1070
}
icculus@5582
  1071
ewing@7501
  1072
int Android_JNI_FileClose(SDL_RWops* ctx)
icculus@5582
  1073
{
ewing@7501
  1074
    return Internal_Android_JNI_FileClose(ctx, true);
icculus@5582
  1075
}
icculus@5582
  1076
gabomdq@7663
  1077
/* returns a new global reference which needs to be released later */
slouken@6464
  1078
static jobject Android_JNI_GetSystemServiceObject(const char* name)
slouken@6464
  1079
{
ewing@7501
  1080
    struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
slouken@6464
  1081
    JNIEnv* env = Android_JNI_GetEnv();
ewing@7501
  1082
    jobject retval = NULL;
ewing@7501
  1083
ewing@7501
  1084
    if (!LocalReferenceHolder_Init(&refs, env)) {
ewing@7501
  1085
        LocalReferenceHolder_Cleanup(&refs);
slouken@6464
  1086
        return NULL;
slouken@6464
  1087
    }
slouken@6464
  1088
ewing@7501
  1089
    jstring service = (*env)->NewStringUTF(env, name);
slouken@6464
  1090
slouken@6464
  1091
    jmethodID mid;
slouken@6464
  1092
ewing@7501
  1093
    mid = (*env)->GetStaticMethodID(env, mActivityClass, "getContext", "()Landroid/content/Context;");
ewing@7501
  1094
    jobject context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
slouken@6464
  1095
philipp@8029
  1096
    mid = (*env)->GetMethodID(env, mActivityClass, "getSystemServiceFromUiThread", "(Ljava/lang/String;)Ljava/lang/Object;");
ewing@7501
  1097
    jobject manager = (*env)->CallObjectMethod(env, context, mid, service);
slouken@6464
  1098
ewing@7501
  1099
    (*env)->DeleteLocalRef(env, service);
slouken@6464
  1100
ewing@7501
  1101
    retval = manager ? (*env)->NewGlobalRef(env, manager) : NULL;
ewing@7501
  1102
    LocalReferenceHolder_Cleanup(&refs);
ewing@7501
  1103
    return retval;
slouken@6464
  1104
}
slouken@6464
  1105
slouken@6464
  1106
#define SETUP_CLIPBOARD(error) \
ewing@7501
  1107
    struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__); \
slouken@6464
  1108
    JNIEnv* env = Android_JNI_GetEnv(); \
ewing@7501
  1109
    if (!LocalReferenceHolder_Init(&refs, env)) { \
ewing@7501
  1110
        LocalReferenceHolder_Cleanup(&refs); \
slouken@6464
  1111
        return error; \
slouken@6464
  1112
    } \
slouken@6464
  1113
    jobject clipboard = Android_JNI_GetSystemServiceObject("clipboard"); \
slouken@6464
  1114
    if (!clipboard) { \
ewing@7501
  1115
        LocalReferenceHolder_Cleanup(&refs); \
slouken@6464
  1116
        return error; \
slouken@6464
  1117
    }
slouken@6464
  1118
ewing@7501
  1119
#define CLEANUP_CLIPBOARD() \
ewing@7501
  1120
    LocalReferenceHolder_Cleanup(&refs);
ewing@7501
  1121
ewing@7501
  1122
int Android_JNI_SetClipboardText(const char* text)
slouken@6464
  1123
{
slouken@6464
  1124
    SETUP_CLIPBOARD(-1)
slouken@6464
  1125
ewing@7501
  1126
    jmethodID mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, clipboard), "setText", "(Ljava/lang/CharSequence;)V");
ewing@7501
  1127
    jstring string = (*env)->NewStringUTF(env, text);
ewing@7501
  1128
    (*env)->CallVoidMethod(env, clipboard, mid, string);
ewing@7501
  1129
    (*env)->DeleteGlobalRef(env, clipboard);
ewing@7501
  1130
    (*env)->DeleteLocalRef(env, string);
ewing@7501
  1131
ewing@7501
  1132
    CLEANUP_CLIPBOARD();
ewing@7501
  1133
slouken@6464
  1134
    return 0;
slouken@6464
  1135
}
slouken@6464
  1136
ewing@7501
  1137
char* Android_JNI_GetClipboardText()
slouken@6464
  1138
{
slouken@6464
  1139
    SETUP_CLIPBOARD(SDL_strdup(""))
slouken@6464
  1140
ewing@7501
  1141
    jmethodID mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, clipboard), "getText", "()Ljava/lang/CharSequence;");
ewing@7501
  1142
    jobject sequence = (*env)->CallObjectMethod(env, clipboard, mid);
ewing@7501
  1143
    (*env)->DeleteGlobalRef(env, clipboard);
slouken@6464
  1144
    if (sequence) {
ewing@7501
  1145
        mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, sequence), "toString", "()Ljava/lang/String;");
ewing@7501
  1146
        jstring string = (jstring)((*env)->CallObjectMethod(env, sequence, mid));
ewing@7501
  1147
        const char* utf = (*env)->GetStringUTFChars(env, string, 0);
slouken@6464
  1148
        if (utf) {
slouken@6464
  1149
            char* text = SDL_strdup(utf);
ewing@7501
  1150
            (*env)->ReleaseStringUTFChars(env, string, utf);
ewing@7501
  1151
ewing@7501
  1152
            CLEANUP_CLIPBOARD();
ewing@7501
  1153
slouken@6464
  1154
            return text;
slouken@6464
  1155
        }
slouken@6464
  1156
    }
ewing@7501
  1157
ewing@7501
  1158
    CLEANUP_CLIPBOARD();    
ewing@7501
  1159
slouken@6464
  1160
    return SDL_strdup("");
slouken@6464
  1161
}
slouken@6464
  1162
ewing@7501
  1163
SDL_bool Android_JNI_HasClipboardText()
slouken@6464
  1164
{
slouken@6464
  1165
    SETUP_CLIPBOARD(SDL_FALSE)
slouken@6464
  1166
ewing@7501
  1167
    jmethodID mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, clipboard), "hasText", "()Z");
ewing@7501
  1168
    jboolean has = (*env)->CallBooleanMethod(env, clipboard, mid);
ewing@7501
  1169
    (*env)->DeleteGlobalRef(env, clipboard);
ewing@7501
  1170
ewing@7501
  1171
    CLEANUP_CLIPBOARD();
ewing@7501
  1172
    
slouken@6464
  1173
    return has ? SDL_TRUE : SDL_FALSE;
slouken@6464
  1174
}
slouken@6464
  1175
slouken@6464
  1176
gabomdq@7663
  1177
/* returns 0 on success or -1 on error (others undefined then)
gabomdq@7663
  1178
 * returns truthy or falsy value in plugged, charged and battery
gabomdq@7663
  1179
 * returns the value in seconds and percent or -1 if not available
gabomdq@7663
  1180
 */
ewing@7501
  1181
int Android_JNI_GetPowerInfo(int* plugged, int* charged, int* battery, int* seconds, int* percent)
slouken@6448
  1182
{
ewing@7501
  1183
    struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
slouken@6448
  1184
    JNIEnv* env = Android_JNI_GetEnv();
ewing@7501
  1185
    if (!LocalReferenceHolder_Init(&refs, env)) {
ewing@7501
  1186
        LocalReferenceHolder_Cleanup(&refs);
slouken@6448
  1187
        return -1;
slouken@6448
  1188
    }
slouken@6448
  1189
slouken@6448
  1190
    jmethodID mid;
slouken@6448
  1191
ewing@7501
  1192
    mid = (*env)->GetStaticMethodID(env, mActivityClass, "getContext", "()Landroid/content/Context;");
ewing@7501
  1193
    jobject context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
slouken@6448
  1194
ewing@7501
  1195
    jstring action = (*env)->NewStringUTF(env, "android.intent.action.BATTERY_CHANGED");
slouken@6448
  1196
ewing@7501
  1197
    jclass cls = (*env)->FindClass(env, "android/content/IntentFilter");
slouken@6448
  1198
ewing@7501
  1199
    mid = (*env)->GetMethodID(env, cls, "<init>", "(Ljava/lang/String;)V");
ewing@7501
  1200
    jobject filter = (*env)->NewObject(env, cls, mid, action);
slouken@6448
  1201
ewing@7501
  1202
    (*env)->DeleteLocalRef(env, action);
slouken@6448
  1203
ewing@7501
  1204
    mid = (*env)->GetMethodID(env, mActivityClass, "registerReceiver", "(Landroid/content/BroadcastReceiver;Landroid/content/IntentFilter;)Landroid/content/Intent;");
ewing@7501
  1205
    jobject intent = (*env)->CallObjectMethod(env, context, mid, NULL, filter);
slouken@6448
  1206
ewing@7501
  1207
    (*env)->DeleteLocalRef(env, filter);
slouken@6448
  1208
ewing@7501
  1209
    cls = (*env)->GetObjectClass(env, intent);
slouken@6448
  1210
slouken@6448
  1211
    jstring iname;
ewing@7501
  1212
    jmethodID imid = (*env)->GetMethodID(env, cls, "getIntExtra", "(Ljava/lang/String;I)I");
slouken@6448
  1213
slouken@6448
  1214
#define GET_INT_EXTRA(var, key) \
ewing@7501
  1215
    iname = (*env)->NewStringUTF(env, key); \
ewing@7501
  1216
    int var = (*env)->CallIntMethod(env, intent, imid, iname, -1); \
ewing@7501
  1217
    (*env)->DeleteLocalRef(env, iname);
slouken@6448
  1218
slouken@6448
  1219
    jstring bname;
ewing@7501
  1220
    jmethodID bmid = (*env)->GetMethodID(env, cls, "getBooleanExtra", "(Ljava/lang/String;Z)Z");
slouken@6448
  1221
slouken@6448
  1222
#define GET_BOOL_EXTRA(var, key) \
ewing@7501
  1223
    bname = (*env)->NewStringUTF(env, key); \
ewing@7501
  1224
    int var = (*env)->CallBooleanMethod(env, intent, bmid, bname, JNI_FALSE); \
ewing@7501
  1225
    (*env)->DeleteLocalRef(env, bname);
slouken@6448
  1226
slouken@6448
  1227
    if (plugged) {
gabomdq@7663
  1228
        GET_INT_EXTRA(plug, "plugged") /* == BatteryManager.EXTRA_PLUGGED (API 5) */
slouken@6448
  1229
        if (plug == -1) {
ewing@7501
  1230
            LocalReferenceHolder_Cleanup(&refs);
slouken@6448
  1231
            return -1;
slouken@6448
  1232
        }
gabomdq@7663
  1233
        /* 1 == BatteryManager.BATTERY_PLUGGED_AC */
gabomdq@7663
  1234
        /* 2 == BatteryManager.BATTERY_PLUGGED_USB */
slouken@6448
  1235
        *plugged = (0 < plug) ? 1 : 0;
slouken@6448
  1236
    }
slouken@6448
  1237
slouken@6448
  1238
    if (charged) {
gabomdq@7663
  1239
        GET_INT_EXTRA(status, "status") /* == BatteryManager.EXTRA_STATUS (API 5) */
slouken@6448
  1240
        if (status == -1) {
ewing@7501
  1241
            LocalReferenceHolder_Cleanup(&refs);
slouken@6448
  1242
            return -1;
slouken@6448
  1243
        }
gabomdq@7663
  1244
        /* 5 == BatteryManager.BATTERY_STATUS_FULL */
slouken@6448
  1245
        *charged = (status == 5) ? 1 : 0;
slouken@6448
  1246
    }
slouken@6448
  1247
slouken@6448
  1248
    if (battery) {
gabomdq@7663
  1249
        GET_BOOL_EXTRA(present, "present") /* == BatteryManager.EXTRA_PRESENT (API 5) */
slouken@6448
  1250
        *battery = present ? 1 : 0;
slouken@6448
  1251
    }
slouken@6448
  1252
slouken@6448
  1253
    if (seconds) {
gabomdq@7663
  1254
        *seconds = -1; /* not possible */
slouken@6448
  1255
    }
slouken@6448
  1256
slouken@6448
  1257
    if (percent) {
gabomdq@7663
  1258
        GET_INT_EXTRA(level, "level") /* == BatteryManager.EXTRA_LEVEL (API 5) */
gabomdq@7663
  1259
        GET_INT_EXTRA(scale, "scale") /* == BatteryManager.EXTRA_SCALE (API 5) */
slouken@6448
  1260
        if ((level == -1) || (scale == -1)) {
ewing@7501
  1261
            LocalReferenceHolder_Cleanup(&refs);
slouken@6448
  1262
            return -1;
slouken@6448
  1263
        }
slouken@6448
  1264
        *percent = level * 100 / scale;
slouken@6448
  1265
    }
slouken@6448
  1266
ewing@7501
  1267
    (*env)->DeleteLocalRef(env, intent);
slouken@6448
  1268
ewing@7501
  1269
    LocalReferenceHolder_Cleanup(&refs);
slouken@6448
  1270
    return 0;
slouken@6448
  1271
}
slouken@6448
  1272
philipp@7786
  1273
/* returns number of found touch devices as return value and ids in parameter ids */
philipp@7786
  1274
int Android_JNI_GetTouchDeviceIds(int **ids) {
philipp@7786
  1275
    JNIEnv *env = Android_JNI_GetEnv();
philipp@7786
  1276
    jint sources = 4098; /* == InputDevice.SOURCE_TOUCHSCREEN */
philipp@7786
  1277
    jmethodID mid = (*env)->GetStaticMethodID(env, mActivityClass, "inputGetInputDeviceIds", "(I)[I");
philipp@7786
  1278
    jintArray array = (jintArray) (*env)->CallStaticObjectMethod(env, mActivityClass, mid, sources);
philipp@7786
  1279
    int number = 0;
philipp@7786
  1280
    *ids = NULL;
philipp@7786
  1281
    if (array) {
philipp@7786
  1282
        number = (int) (*env)->GetArrayLength(env, array);
philipp@7786
  1283
        if (0 < number) {
philipp@7786
  1284
            jint* elements = (*env)->GetIntArrayElements(env, array, NULL);
philipp@7786
  1285
            if (elements) {
philipp@7786
  1286
                int i;
slouken@7863
  1287
                *ids = SDL_malloc(number * sizeof (**ids));
philipp@7786
  1288
                for (i = 0; i < number; ++i) { /* not assuming sizeof (jint) == sizeof (int) */
slouken@7863
  1289
                    (*ids)[i] = elements[i];
philipp@7786
  1290
                }
philipp@7786
  1291
                (*env)->ReleaseIntArrayElements(env, array, elements, JNI_ABORT);
philipp@7786
  1292
            }
philipp@7786
  1293
        }
philipp@7786
  1294
        (*env)->DeleteLocalRef(env, array);
philipp@7786
  1295
    }
philipp@7786
  1296
    return number;
philipp@7786
  1297
}
philipp@7786
  1298
gabomdq@8057
  1299
void Android_JNI_PollInputDevices()
gabomdq@7907
  1300
{
gabomdq@8057
  1301
    JNIEnv *env = Android_JNI_GetEnv();
gabomdq@8057
  1302
    (*env)->CallStaticVoidMethod(env, mActivityClass, midPollInputDevices);    
gabomdq@7907
  1303
}
gabomdq@7907
  1304
philipp@9174
  1305
/* See SDLActivity.java for constants. */
philipp@9174
  1306
#define COMMAND_SET_KEEP_SCREEN_ON    5
philipp@9174
  1307
gabomdq@7663
  1308
/* sends message to be handled on the UI event dispatch thread */
ewing@7501
  1309
int Android_JNI_SendMessage(int command, int param)
slouken@6392
  1310
{
slouken@6392
  1311
    JNIEnv *env = Android_JNI_GetEnv();
slouken@6392
  1312
    if (!env) {
slouken@6392
  1313
        return -1;
slouken@6392
  1314
    }
ewing@7501
  1315
    jmethodID mid = (*env)->GetStaticMethodID(env, mActivityClass, "sendMessage", "(II)Z");
slouken@6392
  1316
    if (!mid) {
slouken@6392
  1317
        return -1;
slouken@6392
  1318
    }
ewing@7501
  1319
    jboolean success = (*env)->CallStaticBooleanMethod(env, mActivityClass, mid, command, param);
philipp@7149
  1320
    return success ? 0 : -1;
slouken@6392
  1321
}
slouken@6392
  1322
philipp@9174
  1323
void Android_JNI_SuspendScreenSaver(SDL_bool suspend)
philipp@9174
  1324
{
philipp@9174
  1325
    Android_JNI_SendMessage(COMMAND_SET_KEEP_SCREEN_ON, (suspend == SDL_FALSE) ? 0 : 1);
philipp@9174
  1326
}
philipp@9174
  1327
ewing@7501
  1328
void Android_JNI_ShowTextInput(SDL_Rect *inputRect)
slouken@6555
  1329
{
slouken@6555
  1330
    JNIEnv *env = Android_JNI_GetEnv();
slouken@6555
  1331
    if (!env) {
slouken@6654
  1332
        return;
slouken@6555
  1333
    }
slouken@6555
  1334
ewing@7501
  1335
    jmethodID mid = (*env)->GetStaticMethodID(env, mActivityClass, "showTextInput", "(IIII)Z");
slouken@6555
  1336
    if (!mid) {
slouken@6654
  1337
        return;
slouken@6555
  1338
    }
ewing@7501
  1339
    (*env)->CallStaticBooleanMethod(env, mActivityClass, mid,
slouken@6555
  1340
                               inputRect->x,
slouken@6555
  1341
                               inputRect->y,
slouken@6555
  1342
                               inputRect->w,
slouken@6555
  1343
                               inputRect->h );
slouken@6555
  1344
}
slouken@6555
  1345
ewing@7501
  1346
void Android_JNI_HideTextInput()
slouken@6555
  1347
{
gabomdq@7663
  1348
    /* has to match Activity constant */
slouken@6654
  1349
    const int COMMAND_TEXTEDIT_HIDE = 3;
slouken@6654
  1350
    Android_JNI_SendMessage(COMMAND_TEXTEDIT_HIDE, 0);
slouken@6654
  1351
}
slouken@6555
  1352
slouken@9135
  1353
int Android_JNI_ShowMessageBox(const SDL_MessageBoxData *messageboxdata, int *buttonid)
slouken@9135
  1354
{
slouken@9135
  1355
    JNIEnv *env;
slouken@9135
  1356
    jmethodID mid;
slouken@9135
  1357
    jobject context;
slouken@9135
  1358
    jstring title;
slouken@9135
  1359
    jstring message;
slouken@9135
  1360
    jintArray button_flags;
slouken@9135
  1361
    jintArray button_ids;
slouken@9135
  1362
    jobjectArray button_texts;
slouken@9135
  1363
    jintArray colors;
slouken@9135
  1364
    jint temp;
slouken@9135
  1365
    int i;
slouken@9135
  1366
slouken@9135
  1367
    env = Android_JNI_GetEnv();
slouken@9135
  1368
slouken@9135
  1369
    /* convert parameters */
slouken@9135
  1370
slouken@9135
  1371
    title = (*env)->NewStringUTF(env, messageboxdata->title);
slouken@9135
  1372
    message = (*env)->NewStringUTF(env, messageboxdata->message);
slouken@9135
  1373
slouken@9135
  1374
    button_flags = (*env)->NewIntArray(env, messageboxdata->numbuttons);
slouken@9135
  1375
    button_ids = (*env)->NewIntArray(env, messageboxdata->numbuttons);
slouken@9135
  1376
    button_texts = (*env)->NewObjectArray(env, messageboxdata->numbuttons,
slouken@9135
  1377
        (*env)->FindClass(env, "java/lang/String"), NULL);
slouken@9135
  1378
    for (i = 0; i < messageboxdata->numbuttons; ++i) {
slouken@9135
  1379
        temp = messageboxdata->buttons[i].flags;
slouken@9135
  1380
        (*env)->SetIntArrayRegion(env, button_flags, i, 1, &temp);
slouken@9135
  1381
        temp = messageboxdata->buttons[i].buttonid;
slouken@9135
  1382
        (*env)->SetIntArrayRegion(env, button_ids, i, 1, &temp);
slouken@9135
  1383
        (*env)->SetObjectArrayElement(env, button_texts, i, (*env)->NewStringUTF(env, messageboxdata->buttons[i].text));
slouken@9135
  1384
    }
slouken@9135
  1385
slouken@9135
  1386
    if (messageboxdata->colorScheme) {
slouken@9135
  1387
        colors = (*env)->NewIntArray(env, SDL_MESSAGEBOX_COLOR_MAX);
slouken@9135
  1388
        for (i = 0; i < SDL_MESSAGEBOX_COLOR_MAX; ++i) {
slouken@9135
  1389
            temp = (0xFF << 24) |
slouken@9135
  1390
                   (messageboxdata->colorScheme->colors[i].r << 16) |
slouken@9135
  1391
                   (messageboxdata->colorScheme->colors[i].g << 8) |
slouken@9135
  1392
                   (messageboxdata->colorScheme->colors[i].b << 0);
slouken@9135
  1393
            (*env)->SetIntArrayRegion(env, colors, i, 1, &temp);
slouken@9135
  1394
        }
slouken@9135
  1395
    } else {
slouken@9135
  1396
        colors = NULL;
slouken@9135
  1397
    }
slouken@9135
  1398
slouken@9135
  1399
    /* call function */
slouken@9135
  1400
slouken@9135
  1401
    mid = (*env)->GetStaticMethodID(env, mActivityClass, "getContext","()Landroid/content/Context;");
slouken@9135
  1402
slouken@9135
  1403
    context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
slouken@9135
  1404
slouken@9135
  1405
    mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, context),
slouken@9135
  1406
        "messageboxShowMessageBox", "(ILjava/lang/String;Ljava/lang/String;[I[I[Ljava/lang/String;[I)I");
slouken@9135
  1407
    *buttonid = (*env)->CallIntMethod(env, context, mid,
slouken@9135
  1408
        messageboxdata->flags,
slouken@9135
  1409
        title,
slouken@9135
  1410
        message,
slouken@9135
  1411
        button_flags,
slouken@9135
  1412
        button_ids,
slouken@9135
  1413
        button_texts,
slouken@9135
  1414
        colors);
slouken@9135
  1415
slouken@9135
  1416
    /* delete parameters */
slouken@9135
  1417
slouken@9135
  1418
    (*env)->DeleteLocalRef(env, title);
slouken@9135
  1419
    (*env)->DeleteLocalRef(env, message);
slouken@9135
  1420
    (*env)->DeleteLocalRef(env, button_flags);
slouken@9135
  1421
    (*env)->DeleteLocalRef(env, button_ids);
slouken@9135
  1422
    for (i = 0; i < messageboxdata->numbuttons; ++i) {
slouken@9135
  1423
        (*env)->DeleteLocalRef(env, (*env)->GetObjectArrayElement(env, button_texts, i));
slouken@9135
  1424
        (*env)->SetObjectArrayElement(env, button_texts, i, NULL);
slouken@9135
  1425
    }
slouken@9135
  1426
    (*env)->DeleteLocalRef(env, button_texts);
slouken@9135
  1427
    (*env)->DeleteLocalRef(env, colors);
slouken@9135
  1428
slouken@9135
  1429
    return 0;
slouken@9135
  1430
}
slouken@9135
  1431
gabomdq@7663
  1432
/*
slouken@6630
  1433
//////////////////////////////////////////////////////////////////////////////
slouken@6630
  1434
//
slouken@6630
  1435
// Functions exposed to SDL applications in SDL_system.h
gabomdq@7663
  1436
//////////////////////////////////////////////////////////////////////////////
gabomdq@7663
  1437
*/
slouken@6630
  1438
ewing@7501
  1439
void *SDL_AndroidGetJNIEnv()
slouken@6630
  1440
{
slouken@6630
  1441
    return Android_JNI_GetEnv();
slouken@6630
  1442
}
slouken@6630
  1443
gabomdq@7095
  1444
gabomdq@7083
  1445
ewing@7501
  1446
void *SDL_AndroidGetActivity()
slouken@6630
  1447
{
gabomdq@7095
  1448
    /* See SDL_system.h for caveats on using this function. */
slouken@7191
  1449
slouken@6630
  1450
    jmethodID mid;
slouken@6630
  1451
slouken@6630
  1452
    JNIEnv *env = Android_JNI_GetEnv();
gabomdq@7083
  1453
    if (!env) {
slouken@6630
  1454
        return NULL;
slouken@6630
  1455
    }
slouken@6630
  1456
gabomdq@7663
  1457
    /* return SDLActivity.getContext(); */
ewing@7501
  1458
    mid = (*env)->GetStaticMethodID(env, mActivityClass,
slouken@6630
  1459
            "getContext","()Landroid/content/Context;");
ewing@7501
  1460
    return (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
slouken@6630
  1461
}
slouken@6630
  1462
ewing@7501
  1463
const char * SDL_AndroidGetInternalStoragePath()
slouken@6630
  1464
{
slouken@6630
  1465
    static char *s_AndroidInternalFilesPath = NULL;
slouken@6630
  1466
slouken@6630
  1467
    if (!s_AndroidInternalFilesPath) {
ewing@7501
  1468
        struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
slouken@6630
  1469
        jmethodID mid;
slouken@6630
  1470
        jobject context;
slouken@6630
  1471
        jobject fileObject;
slouken@6630
  1472
        jstring pathString;
slouken@6630
  1473
        const char *path;
slouken@6630
  1474
slouken@6630
  1475
        JNIEnv *env = Android_JNI_GetEnv();
ewing@7501
  1476
        if (!LocalReferenceHolder_Init(&refs, env)) {
ewing@7501
  1477
            LocalReferenceHolder_Cleanup(&refs);
slouken@6630
  1478
            return NULL;
slouken@6630
  1479
        }
slouken@6630
  1480
gabomdq@7663
  1481
        /* context = SDLActivity.getContext(); */
ewing@7501
  1482
        mid = (*env)->GetStaticMethodID(env, mActivityClass,
slouken@6630
  1483
                "getContext","()Landroid/content/Context;");
ewing@7501
  1484
        context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
slouken@6630
  1485
gabomdq@7663
  1486
        /* fileObj = context.getFilesDir(); */
ewing@7501
  1487
        mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, context),
slouken@6630
  1488
                "getFilesDir", "()Ljava/io/File;");
ewing@7501
  1489
        fileObject = (*env)->CallObjectMethod(env, context, mid);
slouken@6630
  1490
        if (!fileObject) {
slouken@6630
  1491
            SDL_SetError("Couldn't get internal directory");
ewing@7501
  1492
            LocalReferenceHolder_Cleanup(&refs);
slouken@6630
  1493
            return NULL;
slouken@6630
  1494
        }
slouken@6630
  1495
gabomdq@7663
  1496
        /* path = fileObject.getAbsolutePath(); */
ewing@7501
  1497
        mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, fileObject),
slouken@6630
  1498
                "getAbsolutePath", "()Ljava/lang/String;");
ewing@7501
  1499
        pathString = (jstring)(*env)->CallObjectMethod(env, fileObject, mid);
slouken@6630
  1500
ewing@7501
  1501
        path = (*env)->GetStringUTFChars(env, pathString, NULL);
slouken@6630
  1502
        s_AndroidInternalFilesPath = SDL_strdup(path);
ewing@7501
  1503
        (*env)->ReleaseStringUTFChars(env, pathString, path);
ewing@7501
  1504
ewing@7501
  1505
        LocalReferenceHolder_Cleanup(&refs);
slouken@6630
  1506
    }
slouken@6630
  1507
    return s_AndroidInternalFilesPath;
slouken@6630
  1508
}
slouken@6630
  1509
ewing@7501
  1510
int SDL_AndroidGetExternalStorageState()
slouken@6630
  1511
{
ewing@7501
  1512
    struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
slouken@6630
  1513
    jmethodID mid;
slouken@6630
  1514
    jclass cls;
slouken@6630
  1515
    jstring stateString;
slouken@6630
  1516
    const char *state;
slouken@6630
  1517
    int stateFlags;
slouken@6630
  1518
slouken@6630
  1519
    JNIEnv *env = Android_JNI_GetEnv();
ewing@7501
  1520
    if (!LocalReferenceHolder_Init(&refs, env)) {
ewing@7501
  1521
        LocalReferenceHolder_Cleanup(&refs);
slouken@6630
  1522
        return 0;
slouken@6630
  1523
    }
slouken@6630
  1524
ewing@7501
  1525
    cls = (*env)->FindClass(env, "android/os/Environment");
ewing@7501
  1526
    mid = (*env)->GetStaticMethodID(env, cls,
slouken@6630
  1527
            "getExternalStorageState", "()Ljava/lang/String;");
ewing@7501
  1528
    stateString = (jstring)(*env)->CallStaticObjectMethod(env, cls, mid);
slouken@6630
  1529
ewing@7501
  1530
    state = (*env)->GetStringUTFChars(env, stateString, NULL);
slouken@6630
  1531
gabomdq@7663
  1532
    /* Print an info message so people debugging know the storage state */
slouken@6630
  1533
    __android_log_print(ANDROID_LOG_INFO, "SDL", "external storage state: %s", state);
slouken@6630
  1534
slouken@6630
  1535
    if (SDL_strcmp(state, "mounted") == 0) {
slouken@6630
  1536
        stateFlags = SDL_ANDROID_EXTERNAL_STORAGE_READ |
slouken@6630
  1537
                     SDL_ANDROID_EXTERNAL_STORAGE_WRITE;
slouken@6630
  1538
    } else if (SDL_strcmp(state, "mounted_ro") == 0) {
slouken@6630
  1539
        stateFlags = SDL_ANDROID_EXTERNAL_STORAGE_READ;
slouken@6630
  1540
    } else {
slouken@6630
  1541
        stateFlags = 0;
slouken@6630
  1542
    }
ewing@7501
  1543
    (*env)->ReleaseStringUTFChars(env, stateString, state);
slouken@6630
  1544
ewing@7501
  1545
    LocalReferenceHolder_Cleanup(&refs);
slouken@6630
  1546
    return stateFlags;
slouken@6630
  1547
}
slouken@6630
  1548
ewing@7501
  1549
const char * SDL_AndroidGetExternalStoragePath()
slouken@6630
  1550
{
slouken@6630
  1551
    static char *s_AndroidExternalFilesPath = NULL;
slouken@6630
  1552
slouken@6630
  1553
    if (!s_AndroidExternalFilesPath) {
ewing@7501
  1554
        struct LocalReferenceHolder refs = LocalReferenceHolder_Setup(__FUNCTION__);
slouken@6630
  1555
        jmethodID mid;
slouken@6630
  1556
        jobject context;
slouken@6630
  1557
        jobject fileObject;
slouken@6630
  1558
        jstring pathString;
slouken@6630
  1559
        const char *path;
slouken@6630
  1560
slouken@6630
  1561
        JNIEnv *env = Android_JNI_GetEnv();
ewing@7501
  1562
        if (!LocalReferenceHolder_Init(&refs, env)) {
ewing@7501
  1563
            LocalReferenceHolder_Cleanup(&refs);
slouken@6630
  1564
            return NULL;
slouken@6630
  1565
        }
slouken@6630
  1566
gabomdq@7663
  1567
        /* context = SDLActivity.getContext(); */
ewing@7501
  1568
        mid = (*env)->GetStaticMethodID(env, mActivityClass,
slouken@6630
  1569
                "getContext","()Landroid/content/Context;");
ewing@7501
  1570
        context = (*env)->CallStaticObjectMethod(env, mActivityClass, mid);
slouken@6630
  1571
gabomdq@7663
  1572
        /* fileObj = context.getExternalFilesDir(); */
ewing@7501
  1573
        mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, context),
slouken@6630
  1574
                "getExternalFilesDir", "(Ljava/lang/String;)Ljava/io/File;");
ewing@7501
  1575
        fileObject = (*env)->CallObjectMethod(env, context, mid, NULL);
slouken@6630
  1576
        if (!fileObject) {
slouken@6630
  1577
            SDL_SetError("Couldn't get external directory");
ewing@7501
  1578
            LocalReferenceHolder_Cleanup(&refs);
slouken@6630
  1579
            return NULL;
slouken@6630
  1580
        }
slouken@6630
  1581
gabomdq@7663
  1582
        /* path = fileObject.getAbsolutePath(); */
ewing@7501
  1583
        mid = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, fileObject),
slouken@6630
  1584
                "getAbsolutePath", "()Ljava/lang/String;");
ewing@7501
  1585
        pathString = (jstring)(*env)->CallObjectMethod(env, fileObject, mid);
slouken@6630
  1586
ewing@7501
  1587
        path = (*env)->GetStringUTFChars(env, pathString, NULL);
slouken@6630
  1588
        s_AndroidExternalFilesPath = SDL_strdup(path);
ewing@7501
  1589
        (*env)->ReleaseStringUTFChars(env, pathString, path);
ewing@7501
  1590
ewing@7501
  1591
        LocalReferenceHolder_Cleanup(&refs);
slouken@6630
  1592
    }
slouken@6630
  1593
    return s_AndroidExternalFilesPath;
slouken@6630
  1594
}
slouken@6630
  1595
slouken@6044
  1596
#endif /* __ANDROID__ */
slouken@6044
  1597
slouken@4981
  1598
/* vi: set ts=4 sw=4 expandtab: */
gabomdq@7612
  1599