package info.papdt.swipeback.mod;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.os.Bundle;
import android.os.Build;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import de.robv.android.xposed.IXposedHookLoadPackage;
import de.robv.android.xposed.IXposedHookZygoteInit;
import de.robv.android.xposed.XposedBridge;
import de.robv.android.xposed.XC_MethodHook;
import de.robv.android.xposed.XC_MethodReplacement;
import de.robv.android.xposed.callbacks.XC_LoadPackage;
import static de.robv.android.xposed.XposedHelpers.*;
import me.imid.swipebacklayout.lib.SwipeBackLayout;
import me.imid.swipebacklayout.lib.app.SwipeBackActivityHelper;
import info.papdt.swipeback.helper.MySwipeBackHelper;
import info.papdt.swipeback.helper.Settings;
import info.papdt.swipeback.receiver.ClassNameReceiver;
import static info.papdt.swipeback.helper.Utility.*;
import static info.papdt.swipeback.BuildConfig.DEBUG;
public class ModSwipeBack implements IXposedHookLoadPackage, IXposedHookZygoteInit
{
private static final String TAG = ModSwipeBack.class.getSimpleName();
private Settings mSettings = Settings.getInstance(null);
@Override
public void handleLoadPackage(XC_LoadPackage.LoadPackageParam lpparam) throws Throwable {
if (lpparam.packageName.equals("android")) {
log("detected android framework");
try {
Class<?> ar = findClass("com.android.server.am.ActivityRecord", lpparam.classLoader);
if (ar != null)
hookActivityRecord(ar);
} catch (ClassNotFoundError e) {
// Exception is thrown in pre-Lollipop system
}
}
}
@Override
public void initZygote(IXposedHookZygoteInit.StartupParam startupParam) throws Throwable {
try {
Class<?> ar = findClass("com.android.server.am.ActivityRecord", null);
if (ar != null)
hookActivityRecord(ar);
} catch (ClassNotFoundError e) {
// Exception is thrown in Lollipop
}
findAndHookMethod(Activity.class, "onCreate", Bundle.class, new XC_MethodHook() {
@Override
protected void afterHookedMethod(XC_MethodHook.MethodHookParam mhparams) throws Throwable {
Activity activity = $(mhparams.thisObject);
String packageName = activity.getApplicationInfo().packageName;
String className = activity.getClass().getName();
if (shouldExclude(packageName, className))
return;
if (isLauncher(activity, packageName))
return;
SwipeBackActivityHelper helper = new MySwipeBackHelper(activity);
helper.onActivityCreate();
helper.getSwipeBackLayout().setEnableGesture(true);
mSettings.reload();
int edge = mSettings.getInt(packageName, className, Settings.EDGE, SwipeBackLayout.EDGE_LEFT);
helper.getSwipeBackLayout().setEdgeTrackingEnabled(edge);
int sensitivity = mSettings.getInt(packageName, className, Settings.SENSITIVITY, 100);
helper.getSwipeBackLayout().setSensitivity(activity, (float) sensitivity / 100.0f);
setAdditionalInstanceField(activity, "helper", helper);
// Fix rotation
ModRotationFix.fixOnActivityCreate(activity);
if (Build.VERSION.SDK_INT >= 21)
ModSDK21.afterOnCreateSDK21(helper, activity, packageName, className);
}
});
findAndHookMethod(Activity.class, "onPostCreate", Bundle.class, new XC_MethodHook() {
@Override
protected void afterHookedMethod(XC_MethodHook.MethodHookParam mhparams) throws Throwable {
SwipeBackActivityHelper helper = $(getAdditionalInstanceField(mhparams.thisObject, "helper"));
if (helper != null) {
Activity activity = $(mhparams.thisObject);
int isFloating = getStaticIntField(findClass("com.android.internal.R.styleable", null), "Window_windowIsFloating");
if (activity.getWindow().getWindowStyle().getBoolean(isFloating, false)) {
setAdditionalInstanceField(mhparams.thisObject, "helper", null);
return;
}
if ((activity.getWindow().getAttributes().flags & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER) != 0)
return;
helper.onPostCreate();
if (Build.VERSION.SDK_INT == 21)
ModSDK21.afterOnPostCreateSDK21(mhparams);
}
}
});
findAndHookMethod(Activity.class, "onResume", new XC_MethodHook() {
@Override
protected void afterHookedMethod(XC_MethodHook.MethodHookParam mhparams) throws Throwable {
if (Build.VERSION.SDK_INT < 16)
return;
mSettings.reload();
if (!mSettings.getBoolean("global", "global", Settings.NOTIFY_SHORTCUT, false))
return;
// Notify the user the current class name
Activity activity = $(mhparams.thisObject);
String className = activity.getClass().getName();
String packageName = activity.getPackageName();
Intent i = new Intent(ClassNameReceiver.ACTION);
// Do not include the app itself
if (!packageName.equals("info.papdt.swipeback")) {
i.putExtra(ClassNameReceiver.EXTRA_CLASSNAME, className);
i.putExtra(ClassNameReceiver.EXTRA_PACKAGENAME, packageName);
}
activity.sendBroadcast(i);
}
});
findAndHookMethod(Activity.class, "findViewById", int.class, new XC_MethodHook() {
@Override
protected void afterHookedMethod(XC_MethodHook.MethodHookParam mhparams) throws Throwable {
if (mhparams.getResult() == null) {
SwipeBackActivityHelper helper = $(getAdditionalInstanceField(mhparams.thisObject, "helper"));
if (helper != null) {
mhparams.setResult(helper.findViewById((Integer) mhparams.args[0]));
}
}
}
});
findAndHookMethod(Activity.class, "finish", new XC_MethodHook() {
@Override
protected void beforeHookedMethod(XC_MethodHook.MethodHookParam mhparams) throws Throwable {
Activity activity = $(mhparams.thisObject);
// Fix rotation first
ModRotationFix.fixOnActivityFinish(activity);
MySwipeBackHelper helper = $(getAdditionalInstanceField(mhparams.thisObject, "helper"));
if (helper != null && helper.getSwipeBackLayout().getScrollPercent() < 1) {
String packageName = activity.getApplicationInfo().packageName;
String className = activity.getClass().getName();
mSettings.reload();
if (!mSettings.getBoolean(packageName, className, Settings.SCROLL_TO_RETURN, false))
return;
helper.onFinish();
Object isFinishing = getAdditionalInstanceField(mhparams.thisObject, "isFinishing");
// Replace the default 'finish' by scrollToFinish
if (isFinishing == null || !(Boolean) isFinishing) {
setAdditionalInstanceField(mhparams.thisObject, "isFinishing", true);
mhparams.setResult(null);
helper.getSwipeBackLayout().scrollToFinishActivity();
}
}
}
});
ModKK441.hookKK441();
if (Build.VERSION.SDK_INT < 21)
return;
ModSDK21.zygoteSDK21();
}
private void hookActivityRecord(Class<?> clazz) throws Throwable {
XposedBridge.hookAllConstructors(clazz, new XC_MethodHook() {
@Override
protected void afterHookedMethod(XC_MethodHook.MethodHookParam mhparams) throws Throwable {
String packageName = $(getObjectField(mhparams.thisObject, "packageName"));
ActivityInfo activity = $(getObjectField(mhparams.thisObject, "info"));
if (shouldExclude(packageName, activity.name))
return;
boolean isHome = false;
if (Build.VERSION.SDK_INT >= 19) {
isHome = (Boolean) callMethod(mhparams.thisObject, "isHomeActivity");
} else {
isHome = getBooleanField(mhparams.thisObject, "isHomeActivity");
}
if (!isHome) {
// fullscreen = false means transparent
setBooleanField(mhparams.thisObject, "fullscreen", false);
}
}
});
}
private boolean shouldExclude(String packageName, String className) {
if (packageName.equals("com.android.systemui") || className.contains("InCall")) {
return true;
} else {
mSettings.reload();
return !mSettings.getBoolean(packageName, className, Settings.ENABLE, true);
}
}
private static void log(String log) {
if (DEBUG) {
XposedBridge.log(TAG + ": " + log);
}
}
}
