Android ImageButton示例代码
1) XML File: activity_main
1)XML文件:activity_main
<?xml version="1.0" encoding="utf-8"?> <android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"xmlns:app="http://schemas.android.com/apk/res-auto"xmlns:tools="http://schemas.android.com/tools"android:layout_width="match_parent"android:layout_height="match_parent"tools:context="com.example.faraz.imagebutton_example.MainActivity"><ImageButtonandroid:id="@+id/imageButton1"android:layout_width="wrap_content"android:layout_height="wrap_content"android:src="@drawable/finger"tools:layout_editor_absoluteX="130dp"tools:layout_editor_absoluteY="155dp" /> </android.support.constraint.ConstraintLayout>2) File: MainActivity.java
2)文件:MainActivity.java
package com.example.faraz.imagebutton_example;import android.app.Activity; import android.os.Bundle; import android.widget.ImageButton; import android.widget.Toast; import android.view.View; import android.view.View.OnClickListener;public class MainActivity extends Activity {ImageButton imageButton;@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);addListenerOnButton();}public void addListenerOnButton() {imageButton = (ImageButton) findViewById(R.id.imageButton1);imageButton.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View arg0) {Toast.makeText(MainActivity.this, "You Clicked Image Button!", Toast.LENGTH_LONG).show();}});}}Note: Remember image button size should be 100dp and 50dp. You can resize it, but should not be very large.
注意:請記住,圖像按鈕的大小應為100dp和50dp。 您可以調整它的大小,但不要太大。
Output
輸出量
After executing your code, you get an image. Actually this is not only an image, but a button containing an image. As you click on the image button a toast message is displayed as “You Clicked Image Button”.
執行代碼后,您將得到一張圖像。 實際上,這不僅是圖像,而且是包含圖像的按鈕。 當您單擊圖像按鈕時,烤面包消息將顯示為“您單擊圖像按鈕”。
翻譯自: https://www.includehelp.com/android/ImageButton-Example-Code.aspx
總結
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