Android仿iOS7的UISegmentedControl 分段

效果图:

Android仿iOS7的UISegmentedControl 分段

Android仿iOS7的UISegmentedControl 分段


这里只简单做了两个按钮的。

首先是两个按钮的背景:

res/drawable/seg_left.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android" >
    <item android:state_selected="true">
        <shape >
            <stroke android:color="#0079FF" android:width="1dp"/>
            <solid android:color="#0079FF"/>
            <corners android:topLeftRadius="3dp" android:bottomLeftRadius="3dp" android:topRightRadius="0dp" android:bottomRightRadius="0dp"/>
        </shape>
    </item>
    <item>
        <shape >
            <stroke android:color="#0079FF" android:width="1dp"/>
            <solid android:color="#FFFFFF"/>
            <corners android:topLeftRadius="3dp" android:bottomLeftRadius="3dp" android:topRightRadius="0dp" android:bottomRightRadius="0dp"/>
        </shape>
    </item>
</selector>

res/drawable/seg_right.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android" >
    <item android:state_selected="true">
        <shape >
            <stroke android:color="#0079FF" android:width="1dp"/>
            <solid android:color="#0079FF"/>
            <corners android:topLeftRadius="0dp" android:bottomLeftRadius="0dp" android:topRightRadius="3dp" android:bottomRightRadius="3dp"/>
        </shape>
    </item>
    <item>
        <shape >
            <stroke android:color="#0079FF" android:width="1dp"/>
            <solid android:color="#FFFFFF"/>
            <corners android:topLeftRadius="0dp" android:bottomLeftRadius="0dp" android:topRightRadius="3dp" android:bottomRightRadius="3dp"/>
        </shape>
    </item>
</selector>

字体颜色:

res/drawable/seg_text_color_selector.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android" >
    <item android:state_selected="true" android:color="#FFFFFF"/>
	<item android:color="#0079FF"/>
</selector>

这几个是对选中状态进行设置。

下面对LinearLayout进行改造~~~

其实就是放两个TextView。

SegmentView.java

package cn.haiwan.app.widget;

import org.xmlpull.v1.XmlPullParser;

import android.R.integer;
import android.content.Context;
import android.content.res.ColorStateList;
import android.util.AttributeSet;
import android.util.TypedValue;
import android.view.Gravity;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.TextView;
import cn.haiwan.R;

public class SegmentView extends LinearLayout {
	private TextView textView1;
	private TextView textView2;
	private onSegmentViewClickListener listener;
	public SegmentView(Context context, AttributeSet attrs) {
		super(context, attrs);
		init();
	}
	
	public SegmentView(Context context) {
		super(context);
		init();
	}

	private void init() {
//		this.setLayoutParams(new LinearLayout.LayoutParams(dp2Px(getContext(), 60), LinearLayout.LayoutParams.WRAP_CONTENT));
		textView1 = new TextView(getContext());
		textView2 = new TextView(getContext());
		textView1.setLayoutParams(new LayoutParams(0, LayoutParams.WRAP_CONTENT, 1));
		textView2.setLayoutParams(new LayoutParams(0, LayoutParams.WRAP_CONTENT, 1));
		textView1.setText("SEG1");
		textView2.setText("SEG2");
		XmlPullParser xrp = getResources().getXml(R.drawable.seg_text_color_selector);  
	    try {  
	        ColorStateList csl = ColorStateList.createFromXml(getResources(), xrp);  
	        textView1.setTextColor(csl);
	        textView2.setTextColor(csl);
	      } catch (Exception e) {  
	    } 
	    textView1.setGravity(Gravity.CENTER);
	    textView2.setGravity(Gravity.CENTER);
	    textView1.setPadding(3, 6, 3, 6);
	    textView2.setPadding(3, 6, 3, 6);
	    setSegmentTextSize(16);
		textView1.setBackgroundResource(R.drawable.seg_left);
		textView2.setBackgroundResource(R.drawable.seg_right);
		textView1.setSelected(true);
		this.removeAllViews();
		this.addView(textView1);
		this.addView(textView2);
		this.invalidate();
		
		textView1.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View v) {
				if (textView1.isSelected()) {
					return;
				}
				textView1.setSelected(true);
				textView2.setSelected(false);
				if (listener != null) {
					listener.onSegmentViewClick(textView1, 0);
				}
			}
		});
		textView2.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View v) {
				if (textView2.isSelected()) {
					return;
				}
				textView2.setSelected(true);
				textView1.setSelected(false);
				if (listener != null) {
					listener.onSegmentViewClick(textView2, 1);
				}
			}
		});
	}
	/**
	 * 设置字体大小 单位dip
	 * <p>2014年7月18日</p>
	 * @param dp
	 * @author RANDY.ZHANG
	 */
	public void setSegmentTextSize(int dp) {
		textView1.setTextSize(TypedValue.COMPLEX_UNIT_DIP, dp);
		textView2.setTextSize(TypedValue.COMPLEX_UNIT_DIP, dp);
	}
	
	private static int dp2Px(Context context, float dp) {
		final float scale = context.getResources().getDisplayMetrics().density;
		return (int) (dp * scale + 0.5f);
	}
	
	public void setOnSegmentViewClickListener(onSegmentViewClickListener listener) {
		this.listener = listener;
	}
	
	
	/**
	 * 设置文字
	 * <p>2014年7月18日</p>
	 * @param text
	 * @param position
	 * @author RANDY.ZHANG
	 */
	public void setSegmentText(CharSequence text,int position) {
		if (position == 0) {
			textView1.setText(text);
		}
		if (position == 1) {
			textView2.setText(text);
		}
	}
	
	public static interface onSegmentViewClickListener{
		/**
		 * 
		 * <p>2014年7月18日</p>
		 * @param v
		 * @param position 0-左边 1-右边
		 * @author RANDY.ZHANG
		 */
		public void onSegmentViewClick(View v,int position);
	}
}


布局文件引用

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >
   
	<cn.haiwan.app.widget.SegmentView 
	    android:layout_width="160dp"
	    android:layout_height="wrap_content"
	    android:layout_gravity="center_horizontal"
	    />
</LinearLayout>





Android仿iOS7的UISegmentedControl 分段,布布扣,bubuko.com

Android仿iOS7的UISegmentedControl 分段

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