垂直RadioGroup

前言

安卓自带RadioGroup方向水平

效果

代码

ZnRadioGroup

package widget;

import android.content.Context;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.LinearLayout;
import android.widget.RadioButton;
import android.widget.RadioGroup;

/**
 * Created on 2018/3/31.
 *
 * @desc RadioGroup
 */
public class ZnRadioGroup extends RadioGroup {
    private OnCheckedChangeListener mOnCheckedChangeListener;

    public ZnRadioGroup(Context context) {
        super(context);
    }

    public ZnRadioGroup(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    @Override
    public void setOnCheckedChangeListener(OnCheckedChangeListener listener) {
        mOnCheckedChangeListener = listener;
    }

    @Override
    public void addView(final View child, int index, ViewGroup.LayoutParams params) {
        if (child instanceof LinearLayout) {
            int childCount = ((LinearLayout) child).getChildCount();
            for (int i = 0; i < childCount; i++) {
                View view = ((LinearLayout) child).getChildAt(i);
                if (view instanceof RadioButton) {
                    final RadioButton button = (RadioButton) view;
                    button.setOnTouchListener(new OnTouchListener() {

                        @Override
                        public boolean onTouch(View v, MotionEvent event) {
                            button.setChecked(true);
                            checkRadioButton(button);
                            if (mOnCheckedChangeListener != null) {
                                mOnCheckedChangeListener.onCheckedChanged(ZnRadioGroup.this, button.getId());
                            }
                            return true;
                        }
                    });
                }
            }
        }
        super.addView(child, index, params);
    }

    private void checkRadioButton(RadioButton radioButton) {
        View child;
        int radioCount = getChildCount();
        for (int i = 0; i < radioCount; i++) {
            child = getChildAt(i);
            if (child instanceof RadioButton) {
                if (child == radioButton) {
                    // do nothing
                } else {
                    ((RadioButton) child).setChecked(false);
                }
            } else if (child instanceof LinearLayout) {
                int childCount = ((LinearLayout) child).getChildCount();
                for (int j = 0; j < childCount; j++) {
                    View view = ((LinearLayout) child).getChildAt(j);
                    if (view instanceof RadioButton) {
                        final RadioButton button = (RadioButton) view;
                        if (button == radioButton) {
                            // do nothing
                        } else {
                            button.setChecked(false);
                        }
                    }
                }
            }
        }
    }
}

布局

<widget.ZnRadioGroup
    android:id="@+id/rgTimeCoin"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="vertical">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginBottom="@dimen/d12"
        android:orientation="horizontal">

        <RadioButton
            android:id="@+id/rbTimeCoin1"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:background="@drawable/blue_rabutton_selector"
            android:button="@null"
            android:checked="true"
            android:gravity="center"
            android:paddingBottom="@dimen/d6"
            android:paddingLeft="@dimen/d12"
            android:paddingRight="@dimen/d12"
            android:paddingTop="@dimen/d6"
            android:text="100"
            android:textColor="@drawable/tv_blue_white_en_selector"
            android:textSize="@dimen/s15" />
        ...       
    </LinearLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginBottom="@dimen/d12"
        android:orientation="horizontal">

        <RadioButton
            android:id="@+id/rbTimeCoin1"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:background="@drawable/blue_rabutton_selector"
            android:button="@null"
            android:checked="true"
            android:gravity="center"
            android:paddingBottom="@dimen/d6"
            android:paddingLeft="@dimen/d12"
            android:paddingRight="@dimen/d12"
            android:paddingTop="@dimen/d6"
            android:text="100"
            android:textColor="@drawable/tv_blue_white_en_selector"
            android:textSize="@dimen/s15" />
        ...       
    </LinearLayout>
</widget.ZnRadioGroup>

主代码

rgTimeCoin.setOnCheckedChangeListener((group, checkedId) -> {
    switch (checkedId) {
        case R.id.rbTimeCoin1:
            timeCoin = rbTimeCoin1.getText().toString();
            break;
        case R.id.rbTimeCoin2:
            timeCoin = rbTimeCoin2.getText().toString();
            break;
        case R.id.rbTimeCoin3:
            timeCoin = rbTimeCoin3.getText().toString();
            break;
        case R.id.rbTimeCoin4:
            timeCoin = rbTimeCoin4.getText().toString();
            break;
        case R.id.rbTimeCoin11:
            timeCoin = rbTimeCoin11.getText().toString();
            break;
        case R.id.rbTimeCoin12:
            timeCoin = rbTimeCoin12.getText().toString();
            break;
        case R.id.rbTimeCoin13:
            timeCoin = rbTimeCoin13.getText().toString();
            break;
        case R.id.rbTimeCoin14:
            timeCoin = rbTimeCoin14.getText().toString();
            break;
        default:
            break;
    }
});