java定制Android Spinner XML w/SpinnerAdapter?
我正在使用来自GitHub的源代码,试图编辑微调器的外观。对微调器的唯一引用是在这个java文件中,我找不到在哪里可以为微调器设置自定义布局XML。以下是java文件:
package com.wallpaper.core;
import 安卓.app.Activity;
import 安卓.util.Log;
import 安卓.view.LayoutInflater;
import 安卓.view.View;
import 安卓.view.ViewGroup;
import 安卓.widget.BaseAdapter;
import 安卓.widget.LinearLayout;
import 安卓.widget.SpinnerAdapter;
import java.util.ArrayList;
public class Adapter extends BaseAdapter implements SpinnerAdapter {
private final String TAG = "Adapter";
private final OnGetViewListener mListener;
private ArrayList<?> mData;
private final LayoutInflater mInflater;
public static interface OnGetViewListener {
public View getView (int position, View convertView, ViewGroup parent, LayoutInflater mInflater);
}
public Adapter (OnGetViewListener listener, Activity activity) {
this.mData = new ArrayList<Object>();
this.mInflater = LayoutInflater.from(activity);
this.mListener = listener;
}
public Adapter (OnGetViewListener listener, Activity activity, ArrayList<?> data) {
this.mData = (data == null) ? new ArrayList<Object>() : data;
this.mInflater = LayoutInflater.from(activity);
this.mListener = listener;
}
public ArrayList<?> getData () {
return this.mData;
}
public void setData (ArrayList<?> data) {
this.mData = data;
}
public void clearData () {
this.mData.clear();
}
@Override
public int getCount () {
if (mData == null)
Log.d(TAG, "getCount() Data Set Is Null");
return (mData != null) ? mData.size() : 0;
}
@Override
public Object getItem (int position) {
if (mData == null)
Log.d(TAG, "getItem(int position) Data Set Is Null");
return (mData != null) ? mData.get(position) : null;
}
@Override
public long getItemId (int position) {
if (mData == null)
Log.d(TAG, "getItemId(int position) Data Set Is Null");
return (mData != null) ? position : 0;
}
@Override
public View getView (int position, View convertView, ViewGroup parent) {
return (mListener == null) ? new LinearLayout(mInflater.getContext()) : this.mListener.getView(position, convertView, parent, mInflater);
}
@Override
public View getDropDownView (int position, View convertView, ViewGroup parent) {
return (mListener == null) ? new LinearLayout(mInflater.getContext()) : this.mListener.getView(position, convertView, parent, mInflater);
}
}
# 1 楼答案
在需要的位置定义微调器
作为一个微调按钮下拉列表,你可以使用这样的选择器(我知道你没有要求这个,但它展示了如何定制外观):
在你的代码中,你膨胀了它
如您所见,本例中微调器的外观不是从内部设置的,而是用户3249477所说的从外部设置的。希望它能帮你走