短视频平台搭建,Android Studio详情页跳转
短视频平台搭建,Android Studio详情页跳转
关键代码
MainActivity
1 | <br> public class MainActivity extends AppCompatActivity {<br> private Button btnsend;<br> private TextView tvcontent;<br> @Override<br> protected void onCreate(Bundle savedInstanceState) {<br> super.onCreate(savedInstanceState);<br> setContentView(R.layout.activity_main);<br> btnsend=findViewById(R.id.btnsend);<br> // tvcontent=findViewById(R.id.tvcontent);<br> btnsend.setOnClickListener(new View.OnClickListener() {<br> @Override<br> public void onClick(View view) {<br> Intent intent=new Intent(MainActivity.this,SecondActivity.class);<br> Bundle bundle=new Bundle();<br> bundle.putString("name","海鲜");<br> bundle.putInt("age",100);<br> bundle.putString("des","来自东海的新鲜海产品");<br> intent.putExtras(bundle);<br> startActivity(intent);<br> }<br> });<br> }<br>} |
SecondActivity
1 | <br> public class SecondActivity extends AppCompatActivity {<br> private Button btnback;<br> private TextView tvsave;<br> @Override<br> protected void onCreate(Bundle savedInstanceState) {<br> super.onCreate(savedInstanceState);<br> setContentView(R.layout.activity_second);<br> btnback=findViewById(R.id.btnback);<br> tvsave=findViewById(R.id.tvsave);<br> Intent intent=getIntent();<br> Bundle bundle=intent.getExtras();<br> String name=bundle.getString( "name" );<br> int age=bundle.getInt( "age" ,-1);<br> String des=bundle.getString( "des" );<br> tvsave.setText( "名称:" +name+ "\n\n" + "价格:" +age+ "元" + "\n" + "\n" +des);<br> btnback.setOnClickListener( new View.OnClickListener() {<br> @Override<br> public void onClick(View view) {<br> Intent intent= new Intent(SecondActivity.this,MainActivity. class );<br> startActivity(intent);<br> }<br> });<br> }<br>} |
activity_main.xml
1 | <br><?xml version= "1.0" encoding= "utf-8" ?><br><LinearLayout xmlns:android= "http://schemas.android.com/apk/res/android" <br> xmlns:app= "http://schemas.android.com/apk/res-auto" <br> xmlns:tools= "http://schemas.android.com/tools" <br> android:layout_width= "match_parent" <br> android:layout_height= "match_parent" <br> android:orientation= "vertical" <br> tools:context= ".MainActivity" ><br> <FrameLayout<br> android:layout_width= "wrap_content" <br> android:layout_height= "wrap_content" <br> android:layout_gravity= "center" <br> android:layout_marginTop= "80dp" ><br> <ImageView<br> android:layout_width= "230dp" <br> android:layout_height= "180dp" <br> android:layout_marginTop= "10dp" <br> android:layout_gravity= "center" <br> android:id= "@+id/iv_image_images" <br> android:src= "@drawable/food1" ></ImageView><br> <Button<br> android:id= "@+id/btnsend" <br> android:layout_width= "wrap_content" <br> android:layout_height= "40dp" <br> android:layout_gravity= "center" <br> android:layout_marginTop= "50dp" <br> android:textFontWeight= "12" <br> android:textStyle= "bold" <br> android:text= "点击查看详情" <br> android:textColor= "#FFD740" <br> android:backgroundTint= "#00000000" <br> ></Button><br> </FrameLayout><br> <LinearLayout<br> android:layout_width= "wrap_content" <br> android:layout_height= "wrap_content" <br> android:layout_gravity= "center" <br> android:layout_marginTop= "80dp" ><br> </LinearLayout><br> <LinearLayout<br> android:layout_width= "wrap_content" <br> android:layout_height= "wrap_content" <br> android:layout_gravity= "center" ><br> </LinearLayout><br></LinearLayout> |
activity_second.xml
1 | <br><?xml version= "1.0" encoding= "utf-8" ?><br><LinearLayout xmlns:android= "http://schemas.android.com/apk/res/android" <br> xmlns:app= "http://schemas.android.com/apk/res-auto" <br> xmlns:tools= "http://schemas.android.com/tools" <br> android:layout_width= "match_parent" <br> android:layout_height= "match_parent" <br> android:orientation= "vertical" <br> tools:context= ".SecondActivity" ><br> <LinearLayout<br> android:layout_width= "wrap_content" <br> android:layout_height= "wrap_content" <br> android:layout_gravity= "center" <br> android:layout_marginTop= "80dp" ><br> <ImageView<br> android:layout_width= "300dp" <br> android:layout_height= "250dp" <br> android:src= "@drawable/food1" ></ImageView><br> </LinearLayout><br> <LinearLayout<br> android:layout_width= "wrap_content" <br> android:layout_height= "wrap_content" <br> android:layout_marginLeft= "50dp" <br> android:layout_marginTop= "10dp" ><br> <TextView<br> android:id= "@+id/tvsave" <br> android:layout_width= "wrap_content" <br> android:layout_height= "wrap_content" <br> android:text= "tvsave" /><br> </LinearLayout><br> <LinearLayout<br> android:layout_width= "wrap_content" <br> android:layout_height= "wrap_content" <br> android:layout_gravity= "center" ><br> <Button<br> android:id= "@+id/btnback" <br> android:layout_width= "80dp" <br> android:layout_height= "40dp" <br> android:layout_marginTop= "100dp" <br> android:text= "返回" <br> android:textColor= "@color/black" <br> android:backgroundTint= "#00000000" <br> ></Button><br> </LinearLayout><br></LinearLayout> |
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