Android 自訂Spinner字型、顏色、大小,androidspinner
昨天在公司項目中遇到Spinner顏色,字型,大小的困惑。所以今天也總結一下這方面知識。這個其實很簡單,要改變字型,顏色以及大小,無非就是不要用系統內建的樣式。自已例外寫一個layout調用就行了。我就是這樣做的。本文例子還有Spinner兩種彈出方式,下拉框以及彈出框。載入資料來源的兩種方式。下面看代碼介紹。
本文項目源碼地址:http://download.csdn.net/detail/qq_16064871/8583085
轉載請註明出處: http://blog.csdn.net/qq_16064871
package com.example.customspinerdemo;import java.util.ArrayList;import java.util.List;import android.os.Bundle;import android.app.Activity;import android.view.Menu;import android.view.View;import android.widget.AdapterView;import android.widget.AdapterView.OnItemSelectedListener;import android.widget.ArrayAdapter;import android.widget.Spinner;import android.widget.Toast;public class MainActivity extends Activity implements OnItemSelectedListener {private Spinner mspinner1;private Spinner mspinner2;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);mspinner1 = (Spinner) findViewById(R.id.spinner1);if (mspinner1 != null) {mspinner1.setOnItemSelectedListener(this);}mspinner2 = (Spinner) findViewById(R.id.spinner2);if (mspinner2 != null) {mspinner2.setOnItemSelectedListener(this);}// 在這裡兩個layout自已定義效果,不用系統內建.// 資料來源手動添加ArrayAdapter<String> spinnerAadapter = new ArrayAdapter<String>(this,R.layout.custom_spiner_text_item, getDataSource());spinnerAadapter.setDropDownViewResource(R.layout.custom_spinner_dropdown_item);mspinner1.setAdapter(spinnerAadapter);// 通過載入xml檔案配置的資料來源ArrayAdapter spinnerAadapter2 = ArrayAdapter.createFromResource(this,R.array.spiner2_array, R.layout.custom_spiner_text_item);spinnerAadapter2.setDropDownViewResource(R.layout.custom_spinner_dropdown_item);mspinner2.setAdapter(spinnerAadapter2);}public List<String> getDataSource() {List<String> spinnerList = new ArrayList<String>();spinnerList.add("北京");spinnerList.add("上海");spinnerList.add("廣州");spinnerList.add("北京");spinnerList.add("上海");spinnerList.add("廣州");return spinnerList;}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.main, menu);return true;}@Overridepublic void onItemSelected(AdapterView<?> arg0, View arg1, int arg2,long arg3) {if (arg0.getId() == R.id.spinner1) {String itemString = mspinner1.getItemAtPosition(arg2).toString();Toast.makeText(this, "你選中的是" + itemString, Toast.LENGTH_SHORT).show();return;} else if (arg0.getId() == R.id.spinner2) {String itemString2 = mspinner2.getItemAtPosition(arg2).toString();Toast.makeText(this, "你選中的是" + itemString2, Toast.LENGTH_SHORT).show();return;}}@Overridepublic void onNothingSelected(AdapterView<?> arg0) {}}
custom_spiner_text_item.xml
<TextView xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/textViewCustom" style="?android:attr/spinnerItemStyle" android:layout_width="match_parent" android:layout_height="wrap_content" android:ellipsize="marquee" android:singleLine="true" android:textAlignment="inherit" android:textColor="#222288" android:textSize="16sp" />
custom_spinner_dropdown_item.xml
<CheckedTextView xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/checkedTextViewCustom" style="?android:attr/spinnerDropDownItemStyle" android:layout_width="match_parent" android:layout_height="50dp" android:ellipsize="marquee" android:singleLine="true" android:textAlignment="inherit" android:textColor="#222288" android:textSize="16sp" />
activity_main.xml
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <LinearLayout android:layout_width="match_parent" android:layout_height="60dp" android:gravity="center_vertical" > <TextView android:id="@+id/textView1" android:layout_width="116dp" android:layout_height="wrap_content" android:text="自訂下拉框:" android:textSize="16sp" /> <Spinner android:id="@+id/spinner1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_weight="1" /> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="center_vertical" > <TextView android:id="@+id/textView2" android:layout_width="116dp" android:layout_height="wrap_content" android:text="自訂彈出框:" android:textSize="16sp" /> <Spinner android:id="@+id/spinner2" android:layout_width="202dp" android:layout_height="wrap_content" android:spinnerMode="dialog" /> </LinearLayout></LinearLayout>
在xml裡面配置Spinner時預設是下拉框的。
如果要換成彈出框加上這個android:spinnerMode="dialog"
以其他監聽觸發spinner語句:mspinner.performClick();
本文項目源碼地址:http://download.csdn.net/detail/qq_16064871/8583085
轉載請註明出處: http://blog.csdn.net/qq_16064871