我想使用这个模块https://github.com/nucleartux/react-native-date对于 native react 。我试图安装这个模块,但是当我执行第 4 步(注册 React 包)时,构建出现错误。 错误信息:
MainActivity.java:31: error: incompatible types: MainActivity cannot be converted to FragmentActivity .addPackage(new ReactDatePackage(this)) ^ Note: Some messages have been simplified; recompile with -Xdiags:verbose to get full output 1 error
:app:compileDebugJavaWithJavac FAILED
* What went wrong: Execution failed for task ':app:compileDebugJavaWithJavac'. Compilation failed.
错误代码:
package com.myapp;
import android.app.Activity;
import android.os.Bundle;
import android.view.KeyEvent;
import com.facebook.react.LifecycleState;
import com.facebook.react.ReactInstanceManager;
import com.facebook.react.ReactRootView;
import com.facebook.react.modules.core.DefaultHardwareBackBtnHandler;
import com.facebook.react.shell.MainReactPackage;
import com.facebook.soloader.SoLoader;
import me.nucleartux.date.ReactDatePackage;
import android.support.v4.app.FragmentActivity;
public class MainActivity extends Activity implements
DefaultHardwareBackBtnHandler {
private ReactInstanceManager mReactInstanceManager;
private ReactRootView mReactRootView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mReactRootView = new ReactRootView(this);
mReactInstanceManager = ReactInstanceManager.builder()
.setApplication(getApplication())
.setBundleAssetName("index.android.bundle")
.setJSMainModuleName("index.android")
.addPackage(new MainReactPackage())
.addPackage(new ReactDatePackage(this))
.setUseDeveloperSupport(BuildConfig.DEBUG)
.setInitialLifecycleState(LifecycleState.RESUMED)
.build();
mReactRootView.startReactApplication(mReactInstanceManager, "myapp", null);
setContentView(mReactRootView);
}
@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_MENU && mReactInstanceManager != null) {
mReactInstanceManager.showDevOptionsDialog();
return true;
}
return super.onKeyUp(keyCode, event);
}
@Override
public void onBackPressed() {
if (mReactInstanceManager != null) {
mReactInstanceManager.onBackPressed();
} else {
super.onBackPressed();
}
}
@Override
public void invokeDefaultOnBackPressed() {
super.onBackPressed();
}
@Override
protected void onPause() {
super.onPause();
if (mReactInstanceManager != null) {
mReactInstanceManager.onPause();
}
}
@Override
protected void onResume() {
super.onResume();
if (mReactInstanceManager != null) {
mReactInstanceManager.onResume(this);
}
}
}
你能帮我解决这个问题吗?
最佳答案
在the doc at step 4 ,您还必须使您的 MainActivity
扩展 FragmentActivity
:
public class MainActivity extends FragmentActivity implements DefaultHardwareBackBtnHandler { // ! extends from FragmentActivity
(你的只扩展Activity
)
关于javascript - 错误 : incompatible types: MainActivity cannot be converted to FragmentActivity . 添加包(新 ReactDatePackage(本)),我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/33932997/