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inital apk extension support

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This commit is contained in:
stopiccot 2014-04-07 21:20:39 +03:00
parent d5c109b2f4
commit 612f4a69db
3 changed files with 53 additions and 2 deletions
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28
android-project/src/org/libsdl/app/SDLActivity.java
View file

@ -1,5 +1,7 @@
package org.libsdl.app;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
@ -20,6 +22,8 @@ import android.graphics.*;
import android.media.*;
import android.hardware.*;
import com.android.vending.expansion.zipfile.APKExpansionSupport;
import com.android.vending.expansion.zipfile.ZipResourceFile;
/**
SDL Activity
@ -296,6 +300,7 @@ public class SDLActivity extends Activity {
int is_accelerometer, int nbuttons,
int naxes, int nhats, int nballs);
public static native int nativeRemoveJoystick(int device_id);
public static native String getHint(String name);
public static void flipBuffers() {
SDLActivity.nativeFlipBuffers();
@ -495,7 +500,28 @@ public class SDLActivity extends Activity {
mJoystickHandler.pollInputDevices();
}
}
// APK extension files support
private ZipResourceFile expansionFile = null;
public InputStream openAPKExtensionInputStream(String fileName) throws IOException {
// Get a ZipResourceFile representing a merger of both the main and patch files
if (expansionFile == null) {
Integer mainVersion = Integer.parseInt(getHint("SDL_ANDROID_APK_EXPANSION_MAIN_FILE_VERSION"));
Integer patchVersion = Integer.parseInt(getHint("SDL_ANDROID_APK_EXPANSION_MAIN_FILE_VERSION"));
expansionFile = APKExpansionSupport.getAPKExpansionZipFile(this, mainVersion, patchVersion);
}
// Get an input stream for a known file inside the expansion file ZIPs
InputStream fileStream = expansionFile.getInputStream(fileName);
if (fileStream == null) {
throw new IOException();
}
return fileStream;
}
}
/**

10
include/SDL_hints.h
View file

@ -435,6 +435,16 @@ extern "C" {
*/
#define SDL_HINT_VIDEO_MAC_FULLSCREEN_SPACES "SDL_VIDEO_MAC_FULLSCREEN_SPACES"
/**
* \brief Android APK expansion main file version. Should be a string number like "1", "2" etc.
*/
#define SDL_HINT_ANDROID_APK_EXPANSION_MAIN_FILE_VERSION "SDL_ANDROID_APK_EXPANSION_MAIN_FILE_VERSION"
/**
* \brief Android APK expansion patch file version. Should be a string number like "1", "2" etc.
*/
#define SDL_HINT_ANDROID_APK_EXPANSION_PATCH_FILE_VERSION "SDL_ANDROID_APK_EXPANSION_MAIN_PATCH_VERSION"
/**
* \brief An enumeration of hint priorities

17
src/core/android/SDL_android.c
View file

@ -385,7 +385,15 @@ void Java_org_libsdl_app_SDLInputConnection_nativeSetComposingText(
(*env)->ReleaseStringUTFChars(env, text, utftext);
}
jstring Java_org_libsdl_app_SDLActivity_getHint(JNIEnv* env, jclass cls, jstring name) {
const char *utfname = (*env)->GetStringUTFChars(env, name, NULL);
const char *hint = SDL_GetHint(utfname);
jstring result = (*env)->NewStringUTF(env, hint);
(*env)->ReleaseStringUTFChars(env, name, utfname);
return result;
}
/*******************************************************************************
Functions called by SDL into Java
@ -758,7 +766,14 @@ fallback:
"open", "(Ljava/lang/String;I)Ljava/io/InputStream;");
inputStream = (*mEnv)->CallObjectMethod(mEnv, assetManager, mid, fileNameJString, 1 /* ACCESS_RANDOM */);
if (Android_JNI_ExceptionOccurred(false)) {
goto failure;
// Try fallback to APK Extension files
mid = (*mEnv)->GetMethodID(mEnv, (*mEnv)->GetObjectClass(mEnv, context),
"openAPKExtensionInputStream", "(Ljava/lang/String;)Ljava/io/InputStream;");
inputStream = (*mEnv)->CallObjectMethod(mEnv, context, mid, fileNameJString);
if (Android_JNI_ExceptionOccurred(false)) {
goto failure;
}
}
ctx->hidden.androidio.inputStreamRef = (*mEnv)->NewGlobalRef(mEnv, inputStream);