package com.arialyy.simple.activity; import android.Manifest; import android.content.Intent; import android.os.Bundle; import android.support.v7.widget.Toolbar; import android.view.View; import android.widget.Button; import butterknife.Bind; import com.arialyy.frame.permission.OnPermissionCallback; import com.arialyy.frame.permission.PermissionManager; import com.arialyy.frame.util.show.T; import com.arialyy.simple.R; import com.arialyy.simple.base.BaseActivity; import com.arialyy.simple.databinding.ActivityMainBinding; /** * Created by Lyy on 2016/10/13. */ public class MainActivity extends BaseActivity { @Bind(R.id.toolbar) Toolbar mBar; @Bind(R.id.single_task) Button mSigleBt; @Bind(R.id.multi_task) Button mMultiBt; @Override protected int setLayoutId() { return R.layout.activity_main; } @Override protected void init(Bundle savedInstanceState) { super.init(savedInstanceState); setSupportActionBar(mBar); mBar.setTitle("多线程多任务下载"); boolean hasPermission = PermissionManager.getInstance() .checkPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE); if (hasPermission) { setEnable(true); } else { setEnable(false); PermissionManager.getInstance().requestPermission(this, new OnPermissionCallback() { @Override public void onSuccess(String... permissions) { setEnable(true); } @Override public void onFail(String... permissions) { T.showShort(MainActivity.this, "没有文件读写权限"); setEnable(false); } }, Manifest.permission.WRITE_EXTERNAL_STORAGE); } } private void setEnable(boolean enable) { mSigleBt.setEnabled(enable); mMultiBt.setEnabled(enable); } public void onClick(View view) { switch (view.getId()) { case R.id.single_task: startActivity(new Intent(this, SingleTaskActivity.class)); break; case R.id.multi_task: startActivity(new Intent(this, MultiTaskActivity.class)); break; } } }