hzuapps#5 hzuapps#56 第五次实验

HuaStarOS · Dec 6, 2020 · 3c7a9f4 · 3c7a9f4
1 parent 2074e6d
commit 3c7a9f4
Showing 1 changed file with 40 additions and 2 deletions.
diff --git a/students/net1814080903325/Net1814080903325Activity.java b/students/net1814080903325/Net1814080903325Activity.java
@@ -2,15 +2,53 @@
 
 import androidx.appcompat.app.AppCompatActivity;
 
+import android.content.Context;
+import android.content.SharedPreferences;
 import android.os.Bundle;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
 
 public class Net1814080903325Activity extends AppCompatActivity {
 
+    private ImageView mImageView;
+    private TextView mTextView;
+    private String FileName = "play_state";
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
-
         super.onCreate(savedInstanceState);
-
         setContentView(R.layout.activity_net1814080903325);
+        init();
+    }
+
+    private void init() {
+         mImageView = this.findViewById(R.id.detail_play_control);
+         mTextView = this.findViewById(R.id.detail_play_control);
+         mImageView.setOnClickListener(new View.OnClickListener() {
+             @Override
+             public void onClick(View v) {
+                 //修改当前的播放状态
+                 mTextView.setText("正在播放");
+                 //修改ui更新播放状态
+                 mImageView.setImageResource(R.mipmap.pause_black_normal);
+                 //获取当前的播放状态
+                 String text = mTextView.getText().toString();
+                 //将当前播放状态保存到sp里头去
+                 FileOutputStream fileOutputStream = null;
+                 try {
+                     fileOutputStream = openFileOutput(FileName, Context.MODE_PRIVATE);
+                     fileOutputStream.write(text.getBytes());
+                     fileOutputStream.close();
+                 } catch (Exception e) {
+                     e.printStackTrace();
+                 }
+
+
+             }
+         });
     }
 }