首先单选布局有问题，其次点击上面的部分对话框消失弹出吐司，点击下方部分无反应
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | private void showSingleDialog() { //**************** LayoutInflater factory= LayoutInflater.from(this); final View view=factory.inflate(R.layout.single_dialog,null); final String[] items = {"男","女","性别未知","你猜"}; AlertDialog.Builder builder = new AlertDialog.Builder(this) .setTitle("") .setSingleChoiceItems(items,0,new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { Toast.makeText(MainActivity.this,"您选择了："+items[which],Toast.LENGTH_SHORT).show(); dialog.dismiss(); } }); builder.setView(view); builder.show();}//布局代码<?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"> <LinearLayout android:layout_width="match_parent" android:layout_height="50dp" android:orientation="horizontal"> <ImageView android:layout_width="40dp" android:layout_height="wrap_content" android:layout_marginLeft="20dp" android:src="@mipmap/ic_launcher" /> <TextView android:id="@+id/text" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center" android:paddingLeft="30dp" android:text="请选择一下性别吧" android:textSize="25sp" /> </LinearLayout> <RadioGroup android:id="@+id/rg_gender" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical"> <RadioButton android:id="@+id/rb_male" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="男" android:textSize="20sp" android:layout_margin="10dp"/> <RadioButton android:id="@+id/rb_female" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="女" android:textSize="20sp" android:layout_margin="10dp"/> <RadioButton android:id="@+id/rb_unknown" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="性别未知" android:textSize="20sp" android:layout_margin="10dp"/> <RadioButton android:id="@+id/rb_guess" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="你猜" android:textSize="20sp" android:layout_margin="10dp"/> </RadioGroup></LinearLayout> |
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你把第4行代码去掉就行了。只有需要在自定义对话框布局时才需要写xml呢。你的xml也没用。这是两种方式。你同时用了两种。选择一种即可。祝：学习愉快
LexieMIZUKI
2019-04-06 10:47:14
LexieMIZUKI
2019-04-03 11:12:22
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 | class ButtonListener implements View.OnClickListener { @Override public void onClick(View v) { switch (v.getId()) { case R.id.radio: showSingleDialog(); SingleDialog singleDialog = new SingleDialog(MainActivity.this, R.style.myDialog); singleDialog.show(); if(rb_female.isChecked()) Toast.makeText(MainActivity.this, "您选择了：女性。", Toast.LENGTH_SHORT).show(); if(rb_male.isChecked()) Toast.makeText(MainActivity.this, "您选择了：男性。", Toast.LENGTH_SHORT).show(); if(rb_unknown.isChecked()) Toast.makeText(MainActivity.this, "您选择了：性别未知！", Toast.LENGTH_SHORT).show(); if(rb_guess.isChecked()) Toast.makeText(MainActivity.this, "您选择了：你猜！。", Toast.LENGTH_SHORT).show(); break; //自定义类代码import android.app.Dialog;import android.content.Context;import android.support.annotation.NonNull;import android.view.View;import android.widget.RadioButton;import android.widget.RadioGroup;import android.widget.Toast;public class SingleDialog extends Dialog{ private RadioGroup rg_gender; private RadioButton rb_male,rb_female,rb_unknown,rb_guess; public SingleDialog(@NonNull Context context, int themeResId) { super(context, themeResId); setContentView(R.layout.single_dialog); rg_gender = findViewById(R.id.rg_gender); rb_male = findViewById(R.id.rb_male); rb_female = findViewById(R.id.rb_female); rb_unknown = findViewById(R.id.rb_unknown); rb_guess = findViewById(R.id.rb_guess); rg_gender.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() { @Override public void onCheckedChanged(RadioGroup group, int checkedId) { switch (checkedId){ case R.id.rb_male: rb_male.isChecked(); break; case R.id.rb_guess: rb_guess.isChecked(); break; case R.id.rb_unknown: rb_unknown.isChecked(); break; case R.id.rb_female: rb_female.isChecked(); break; } } }); }} |
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