CustomIconModule.java 2.4 KB
package com.customIcon;

import android.app.Activity;
import android.content.ComponentName;
import android.content.pm.PackageManager;
import android.util.Log;

import com.facebook.react.bridge.Callback;
import com.facebook.react.bridge.ReactApplicationContext;
import com.facebook.react.bridge.ReactContextBaseJavaModule;
import com.facebook.react.bridge.ReactMethod;

public class CustomIconModule extends ReactContextBaseJavaModule {
    private final ReactApplicationContext reactContext;

    public CustomIconModule(ReactApplicationContext reactContext) {
        super(reactContext);
        this.reactContext = reactContext;
    }

    @Override
    public String getName() {
        return "CustomIcon";
    }

    @ReactMethod
    public void changeIcon(String name) {
        String pageName = this.reactContext.getPackageName();
        PackageManager packageManager = this.reactContext.getPackageManager();
        Activity activity = getActivity();
        ComponentName am =activity.getComponentName();
//        Log.i("nows",am.getClassName());
//        Log.i("nows",am.getPackageName());
        // Log.i("nows",pageName+am.getShortClassName());
        // Log.i("nows",pageName+"."+name);
        if(am.getShortClassName().equals("."+name)){
            Log.i("nows","即那里了哥");
        }else{
            packageManager.setComponentEnabledSetting(am, PackageManager.COMPONENT_ENABLED_STATE_DISABLED,0);
            packageManager.setComponentEnabledSetting(new ComponentName(this.reactContext,pageName +
            "."+name), PackageManager.COMPONENT_ENABLED_STATE_ENABLED, 0);
          
        }
      

    }
    @ReactMethod
    public void getIconName(Callback callback) {
        // String pageName = this.reactContext.getPackageName();
        // PackageManager packageManager = this.reactContext.getPackageManager();
        Activity activity = getActivity();
        ComponentName am =activity.getComponentName();
        callback.invoke(am.getShortClassName());//调用回调函数,返回结果
    }
    public Activity getActivity() {
        return this.getCurrentActivity();
    }
    @ReactMethod
    public void sampleMethod(String stringArgument, int numberArgument, Callback callback) {
        // TODO: Implement some actually useful functionality
        callback.invoke("Received numberArgument: " + numberArgument + " stringArgument: " + stringArgument);
    }
}