Added some platform specific API functions for Android:
SDL_AndroidGetJNIEnv() SDL_AndroidGetActivity() SDL_AndroidGetInternalStoragePath() SDL_AndroidGetExternalStorageState() SDL_AndroidGetExternalStoragePath()
This commit is contained in:
Sam Lantinga
parent
1f23677ce4
commit
ffc1360d69
2 changed files with 196 additions and 3 deletions
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@ -43,6 +43,11 @@ extern "C" {
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/* *INDENT-ON* */
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#endif
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/*
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/* Platform specific functions for iOS
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/*
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#if __IPHONEOS__
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extern DECLSPEC int SDLCALL SDL_iPhoneSetAnimationCallback(SDL_Window * window, int interval, void (*callback)(void*), void *callbackParam);
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@ -53,7 +58,47 @@ extern DECLSPEC void SDLCALL SDL_iPhoneSetEventPump(SDL_bool enabled);
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#define SDL_iPhoneKeyboardToggle SDL_ToggleScreenKeyboard
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#define SDL_iPhoneKeyboardIsShown SDL_IsScreenKeyboardShown
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#endif
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#endif /* __IPHONEOS__ */
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/*
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/* Platform specific functions for Android
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/*
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#if __ANDROID__
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/* Get the JNI environment for the current thread
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This returns JNIEnv*, but the prototype is void* so we don't need jni.h
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*/
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extern DECLSPEC void * SDLCALL SDL_AndroidGetJNIEnv();
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/* Get the SDL Activity object for the application
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This returns jobject, but the prototype is void* so we don't need jni.h
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*/
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extern DECLSPEC void * SDLCALL SDL_AndroidGetActivity();
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/* See the official Android developer guide for more information:
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http://developer.android.com/guide/topics/data/data-storage.html
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*/
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#define SDL_ANDROID_EXTERNAL_STORAGE_READ 0x01
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#define SDL_ANDROID_EXTERNAL_STORAGE_WRITE 0x02
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/* Get the path used for internal storage for this application */
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extern DECLSPEC const char * SDLCALL SDL_AndroidGetInternalStoragePath();
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/* Get the current state of external storage, a bitmask of these values:
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SDL_ANDROID_EXTERNAL_STORAGE_READ
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SDL_ANDROID_EXTERNAL_STORAGE_WRITE
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If external storage is currently unavailable, this will return 0.
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*/
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extern DECLSPEC int SDLCALL SDL_AndroidGetExternalStorageState();
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/* Get the path used for external storage for this application */
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extern DECLSPEC const char * SDLCALL SDL_AndroidGetExternalStoragePath();
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#endif /* __ANDROID__ */
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/* Ends C function definitions when using C++ */
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#ifdef __cplusplus
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@ -24,6 +24,7 @@
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#ifdef __ANDROID__
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#include "SDL_system.h"
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#include "SDL_android.h"
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extern "C" {
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@ -963,8 +964,6 @@ extern "C" int Android_JNI_ShowTextInput(SDL_Rect *inputRect)
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/*extern "C" int Android_JNI_HideTextInput()
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{
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JNIEnv *env = Android_JNI_GetEnv();
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if (!env) {
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return -1;
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@ -978,6 +977,155 @@ extern "C" int Android_JNI_ShowTextInput(SDL_Rect *inputRect)
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return 0;
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}*/
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//////////////////////////////////////////////////////////////////////////////
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//
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// Functions exposed to SDL applications in SDL_system.h
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//
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extern "C" void *SDL_AndroidGetJNIEnv()
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{
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return Android_JNI_GetEnv();
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}
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extern "C" void *SDL_AndroidGetActivity()
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{
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LocalReferenceHolder refs;
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jmethodID mid;
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JNIEnv *env = Android_JNI_GetEnv();
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if (!refs.init(env)) {
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return NULL;
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}
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// return SDLActivity.getContext();
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mid = env->GetStaticMethodID(mActivityClass,
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"getContext","()Landroid/content/Context;");
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return env->CallStaticObjectMethod(mActivityClass, mid);
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}
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extern "C" const char * SDL_AndroidGetInternalStoragePath()
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{
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static char *s_AndroidInternalFilesPath = NULL;
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if (!s_AndroidInternalFilesPath) {
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LocalReferenceHolder refs;
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jmethodID mid;
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jobject context;
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jobject fileObject;
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jstring pathString;
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const char *path;
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JNIEnv *env = Android_JNI_GetEnv();
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if (!refs.init(env)) {
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return NULL;
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}
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// context = SDLActivity.getContext();
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mid = env->GetStaticMethodID(mActivityClass,
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"getContext","()Landroid/content/Context;");
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context = env->CallStaticObjectMethod(mActivityClass, mid);
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// fileObj = context.getFilesDir();
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mid = env->GetMethodID(env->GetObjectClass(context),
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"getFilesDir", "()Ljava/io/File;");
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fileObject = env->CallObjectMethod(context, mid);
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if (!fileObject) {
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SDL_SetError("Couldn't get internal directory");
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return NULL;
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}
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// path = fileObject.getAbsolutePath();
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mid = env->GetMethodID(env->GetObjectClass(fileObject),
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"getAbsolutePath", "()Ljava/lang/String;");
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pathString = (jstring)env->CallObjectMethod(fileObject, mid);
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path = env->GetStringUTFChars(pathString, NULL);
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s_AndroidInternalFilesPath = SDL_strdup(path);
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env->ReleaseStringUTFChars(pathString, path);
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}
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return s_AndroidInternalFilesPath;
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}
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extern "C" int SDL_AndroidGetExternalStorageState()
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{
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LocalReferenceHolder refs;
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jmethodID mid;
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jclass cls;
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jstring stateString;
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const char *state;
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int stateFlags;
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JNIEnv *env = Android_JNI_GetEnv();
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if (!refs.init(env)) {
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return 0;
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}
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cls = env->FindClass("android/os/Environment");
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mid = env->GetStaticMethodID(cls,
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"getExternalStorageState", "()Ljava/lang/String;");
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stateString = (jstring)env->CallStaticObjectMethod(cls, mid);
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state = env->GetStringUTFChars(stateString, NULL);
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// Print an info message so people debugging know the storage state
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__android_log_print(ANDROID_LOG_INFO, "SDL", "external storage state: %s", state);
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if (SDL_strcmp(state, "mounted") == 0) {
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stateFlags = SDL_ANDROID_EXTERNAL_STORAGE_READ |
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SDL_ANDROID_EXTERNAL_STORAGE_WRITE;
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} else if (SDL_strcmp(state, "mounted_ro") == 0) {
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stateFlags = SDL_ANDROID_EXTERNAL_STORAGE_READ;
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} else {
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stateFlags = 0;
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}
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env->ReleaseStringUTFChars(stateString, state);
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return stateFlags;
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}
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extern "C" const char * SDL_AndroidGetExternalStoragePath()
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{
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static char *s_AndroidExternalFilesPath = NULL;
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if (!s_AndroidExternalFilesPath) {
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LocalReferenceHolder refs;
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jmethodID mid;
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jobject context;
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jobject fileObject;
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jstring pathString;
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const char *path;
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JNIEnv *env = Android_JNI_GetEnv();
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if (!refs.init(env)) {
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return NULL;
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}
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// context = SDLActivity.getContext();
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mid = env->GetStaticMethodID(mActivityClass,
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"getContext","()Landroid/content/Context;");
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context = env->CallStaticObjectMethod(mActivityClass, mid);
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// fileObj = context.getExternalFilesDir();
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mid = env->GetMethodID(env->GetObjectClass(context),
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"getExternalFilesDir", "(Ljava/lang/String;)Ljava/io/File;");
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fileObject = env->CallObjectMethod(context, mid, NULL);
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if (!fileObject) {
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SDL_SetError("Couldn't get external directory");
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return NULL;
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}
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// path = fileObject.getAbsolutePath();
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mid = env->GetMethodID(env->GetObjectClass(fileObject),
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"getAbsolutePath", "()Ljava/lang/String;");
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pathString = (jstring)env->CallObjectMethod(fileObject, mid);
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path = env->GetStringUTFChars(pathString, NULL);
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s_AndroidExternalFilesPath = SDL_strdup(path);
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env->ReleaseStringUTFChars(pathString, path);
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}
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return s_AndroidExternalFilesPath;
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}
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#endif /* __ANDROID__ */
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/* vi: set ts=4 sw=4 expandtab: */
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