Android(安卓)View之组合控件实例(一)

package com.xiong.demo1;import android.app.Activity;import android.os.Bundle;import android.view.View;/** * Created by xionglh on 2015/12/24. */public class MainActivity extends Activity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main_activity);        TitleBarView titleBarView = (TitleBarView) findViewById(R.id.tbar_test);        titleBarView.getTextViewRigth().setVisibility(View.GONE);        titleBarView.setTitleBarChangerLiseter(new ItitleOnChangeLister() {            @Override            public void setLeftOnClickLister() {                finish();            }            @Override            public void setRigthOnClickLister() {            }        });    }}

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"              xmlns:xionglh="http://schemas.android.com/apk/res-auto"              android:layout_width="match_parent"              android:layout_height="match_parent">    <com.xiong.demo1.TitleBarView        android:id="@+id/tbar_test"        android:layout_width="match_parent"        android:layout_height="45dp"        xionglh:titleBar_center_text="首页"        xionglh:titleBar_center_textColor="@android:color/black"        xionglh:titleBar_center_text_size="18sp"        xionglh:titleBar_left_bg="@mipmap/left_back"        xionglh:titleBar_right_text="安全中心"        xionglh:titleBar_right_text_size="12sp"/></LinearLayout>

<?xml version="1.0" encoding="utf-8"?><resources>    <declare-styleable name="TitleBar">        <attr name="titleBar_center_text_size" format="dimension"/>        <attr name="titleBar_center_text" format="string"/>        <attr name="titleBar_center_textColor" format="color"/>        <attr name="titleBar_left_bg" format="reference"/>        <attr name="titleBar_right_text_size" format="dimension"/>        <attr name="titleBar_right_text" format="string"/>        <attr name="titleBar_right_textColor" format="color"/>    </declare-styleable></resources>

package com.xiong.demo1;import android.content.Context;import android.content.res.TypedArray;import android.graphics.Color;import android.util.AttributeSet;import android.util.TypedValue;import android.view.View;import android.view.ViewGroup;import android.widget.ImageView;import android.widget.RelativeLayout;import android.widget.TextView;/** * Created by xionglh on 2016/1/4. */public class TitleBarView extends RelativeLayout {    private ItitleOnChangeLister mItitleOnChangeLister;    private ImageView mImgLeft;    private TextView mTxtCenter, mTxtRigth;    private float mTitleCenterTextSize;//标题字体大小    private String mTitleCenterText;//标题文字    private int mTitleCenterTextColor;//标题颜色    private int mLeftBg;//左边返回按钮    private float mTitleRigthTextSize;//标题字体大小    private String mTitleRigthText;//标题文字    private int mTitleRigthColor;//标题颜色    public TitleBarView(Context context, AttributeSet attrs) {        super(context, attrs);        int defualtSize = (int) TypedValue.applyDimension(                TypedValue.COMPLEX_UNIT_SP, 16, getResources().getDisplayMetrics());        TypedArray typedArray = getContext().obtainStyledAttributes(attrs, R.styleable.TitleBar);        mTitleCenterTextSize = typedArray.getDimension(R.styleable.TitleBar_titleBar_center_text_size, defualtSize);        mTitleCenterText = typedArray.getString(R.styleable.TitleBar_titleBar_center_text);        mTitleCenterTextColor = typedArray.getColor(R.styleable.TitleBar_titleBar_center_textColor, Color.RED);        mLeftBg = typedArray.getResourceId(R.styleable.TitleBar_titleBar_left_bg, R.mipmap.left_back);        mTitleRigthTextSize = typedArray.getDimension(R.styleable.TitleBar_titleBar_right_text_size, defualtSize);        mTitleRigthText = typedArray.getString(R.styleable.TitleBar_titleBar_right_text);        mTitleRigthColor = typedArray.getColor(R.styleable.TitleBar_titleBar_right_textColor, Color.RED);        typedArray.recycle();        initView();    }    private void initView() {        mTxtCenter = new TextView(getContext());        mTxtCenter.setText(mTitleCenterText);        mTxtCenter.setTextSize(TypedValue.COMPLEX_UNIT_PX, mTitleCenterTextSize);        mTxtCenter.setTextColor(mTitleCenterTextColor);        LayoutParams centerParams = new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);        centerParams.addRule(RelativeLayout.CENTER_IN_PARENT, TRUE);        addView(mTxtCenter, centerParams);        mTxtRigth = new TextView(getContext());        mTxtRigth.setText(mTitleRigthText);        mTxtRigth.setTextSize(TypedValue.COMPLEX_UNIT_PX, mTitleRigthTextSize);        mTxtRigth.setTextColor(mTitleRigthColor);        LayoutParams rigthParams = new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);        rigthParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT, TRUE);        rigthParams.addRule(RelativeLayout.CENTER_VERTICAL, TRUE);        addView(mTxtRigth, rigthParams);        mImgLeft = new ImageView(getContext());        mImgLeft.setImageResource(mLeftBg);        LayoutParams leftParams = new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);        leftParams.setMargins(6, 0, 0, 0);        leftParams.addRule(RelativeLayout.CENTER_VERTICAL, TRUE);        addView(mImgLeft, leftParams);        View view = new View(getContext());        view.setMinimumWidth(1);        view.setBackgroundColor(getResources().getColor(R.color.gray_767676));        LayoutParams viewParams = new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, 1);        viewParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);        addView(view, viewParams);        mImgLeft.setOnClickListener(new OnClickListener() {            @Override            public void onClick(View v) {                mItitleOnChangeLister.setLeftOnClickLister();            }        });        mTxtRigth.setOnClickListener(new OnClickListener() {            @Override            public void onClick(View v) {                mItitleOnChangeLister.setRigthOnClickLister();            }        });    }    public void setTitleBarChangerLiseter(ItitleOnChangeLister ititleOnChangeLister) {        this.mItitleOnChangeLister = ititleOnChangeLister;    }    public ImageView getLeftImage() {        return mImgLeft;    }    public TextView getTextViewCenter() {        return mTxtCenter;    }    public TextView getTextViewRigth() {        return mTxtRigth;    }}

package com.xiong.demo1;/** * Created by xionglh on 2016/1/4. */public interface ItitleOnChangeLister {    void setLeftOnClickLister();    void setRigthOnClickLister();}

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