我一直在尝试使用解决方案here来模拟表格布局中两列宽的广播组，并且有7个条目。在动态添加单选按钮后，我在一个RadioGroup列中有4个，在另一个RadioGroup列中有3个。
不幸的是，我的代码无效。在动态添加单选按钮后，第一组单选按钮似乎独立运行=＆gt;第一列（radiogroup1）可以选择所有单选按钮。第2列（radiogroup2）您一次只能选择一个单选按钮。
这是代码（没有关于Global Vars的评论，这是我正在修改的遗留代码）：
/****Modified to use two radio groups that act like one radio group ***/
private void setupRadioButtonAnswers() {
ArrayList<HolderAnswer> listAnswers = GlobalVars.questionHolders[GlobalVars.arrayRowNumber].getListAnswers();
int NumberInColumns = (int)Math.floor(listAnswers.size()/NUMBER_OF_COLUMNS);
//make higher number of answers on the right
if (listAnswers.size()% NUMBER_OF_COLUMNS > 0) NumberInColumns++;
int count = 0;
for (HolderAnswer answer : listAnswers) {
if (count==NumberInColumns && RadioGroup1) {
RadioGroup1 = false;
count = 0;
}
final AssistekRadioButton button = new AssistekRadioButton(this);
button.setTag(answer.getRecID());
button.setId(GlobalVars.getLatestId());
button.setTextColor(Color.BLACK);
GlobalVars.setupText(con, button, answer.getTextID());
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
button.setEnabled(false);
handlerReenableView.sendEmptyMessageDelayed(button.getId(), 1000);
button.setChecked(true);
if (RadioGroup1) {
radioGroup.check(button.getId());
//radioGroup2.clearCheck();
}
else {
radioGroup2.check(button.getId());
//radioGroup.clearCheck();
}
}
});
if (answer.getOption(optOther) != null) {
button.setAllowOtherET(true, answer);
} else if (answer.getOption(optOtherET) != null) {
button.setAllowOtherET(true, answer);
} else {
button.setAllowOtherET(false, null);
}
if (answer.getOption(optOtherET2) != null) {
button.setAllowOtherET2(true, answer);
} else {
button.setAllowOtherET2(false, null);
}
if (answer.getOption(optOtherDP) != null) {
button.setAllowOtherDP(true, answer);
} else {
button.setAllowOtherDP(false, null);
}
if (RadioGroup1) {
radioGroup.addView(button);
}
else {
radioGroup2.addView(button);
}
count++;
}
listener1 = new OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
if (checkedId != -1) {
radioGroup2.setOnCheckedChangeListener(null); // remove the listener before clearing so we don't throw an exception
radioGroup2.clearCheck(); // clear the second RadioGroup!
radioGroup2.setOnCheckedChangeListener(listener2); //reset the listener
for (int i = 0; i < radioGroup.getChildCount(); i++) {
if (AssistekRadioButton.class.isAssignableFrom(radioGroup.getChildAt(i).getClass())) {
((AssistekRadioButton)radioGroup.getChildAt(i)).setChecked(false);
}
}
}
else {
for (int i = 0; i < radioGroup.getChildCount(); i++) {
if (AssistekRadioButton.class.isAssignableFrom(radioGroup.getChildAt(i).getClass()) && radioGroup.getChildAt(i).getId() != checkedId) {
((AssistekRadioButton)radioGroup.getChildAt(i)).setChecked(false);
}
}
AssistekRadioButton checkedRadioButton = (AssistekRadioButton)radioGroup.findViewById(checkedId);
checkedRadioButton.setChecked(true);
}
}
};
listener2 = new OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
if (checkedId != -1) {
radioGroup.setOnCheckedChangeListener(null);
radioGroup.clearCheck();
radioGroup.setOnCheckedChangeListener(listener1);
for (int i = 0; i < radioGroup2.getChildCount(); i++) {
if (AssistekRadioButton.class.isAssignableFrom(radioGroup2.getChildAt(i).getClass())) {
((AssistekRadioButton)radioGroup2.getChildAt(i)).setChecked(false);
}
}
}
else {
for (int i = 0; i < radioGroup2.getChildCount(); i++) {
if (AssistekRadioButton.class.isAssignableFrom(radioGroup2.getChildAt(i).getClass()) && radioGroup2.getChildAt(i).getId() != checkedId) {
((AssistekRadioButton)radioGroup2.getChildAt(i)).setChecked(false);
}
}
AssistekRadioButton checkedRadioButton = (AssistekRadioButton)radioGroup2.findViewById(checkedId);
checkedRadioButton.setChecked(true);
}
}
};
radioGroup.setOnCheckedChangeListener(listener1);
radioGroup2.setOnCheckedChangeListener(listener2);
}
和xml：
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/transitionForm"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:background="@color/backgroundcolor"
android:orientation="horizontal" >
<include
android:layout_width="wrap_content"
android:layout_height="wrap_content"
layout="@layout/assistekborders" />
<include
android:layout_width="wrap_content"
android:layout_height="wrap_content"
layout="@layout/assistek_pro_borderwidgets" />
<include
android:layout_width="wrap_content"
android:layout_height="wrap_content"
layout="@layout/assistek_pro_questionlabels" />
<include
android:layout_width="wrap_content"
android:layout_height="wrap_content"
layout="@layout/assistek_pro_practicesessionwidgets" />
<include
android:layout_width="wrap_content"
android:layout_height="wrap_content"
layout="@layout/assistek_pro_progress" />
<ScrollView
android:id="@+id/svPRORGWidgets"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_above="@+id/ImageBottom"
android:layout_below="@+id/lblSubQuestionText"
android:layout_marginBottom="30px"
android:layout_marginRight="50px"
android:layout_marginTop="30px"
android:layout_toRightOf="@+id/lblQuestionNumber"
android:descendantFocusability="beforeDescendants" >
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<TableLayout
android:id="@+id/tableLayout1"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<TableRow
android:id="@+id/tableRow1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:padding="5dip" >
-->
<RadioGroup
android:id="@+id/radioGroup"
android:layout_width="fill_parent"
android:layout_column="1"
android:layout_height="wrap_content" >
</RadioGroup>
<LinearLayout
android:layout_width="10dp"
android:layout_height="wrap_content"
android:layout_column="2"
android:orientation="horizontal">
</LinearLayout>
<RadioGroup
android:id="@+id/radioGroup2"
android:layout_width="fill_parent"
android:layout_column="3"
android:layout_height="wrap_content" >
</RadioGroup>
</TableRow>
</TableLayout>
</LinearLayout>
</ScrollView>
有人跳出来吗？
答案 0 :(得分：0)
工作代码以防任何人需要它：
/**** Modified to use two radio groups that act like one radio group ***/
private void setupRadioButtonAnswers() {
ArrayList<HolderAnswer> listAnswers = GlobalVars.questionHolders[GlobalVars.arrayRowNumber].getListAnswers();
int NumberInColumns = (int)Math.floor(listAnswers.size() / NUMBER_OF_COLUMNS);
// make higher number of answers on the right
if (listAnswers.size() % NUMBER_OF_COLUMNS > 0)
NumberInColumns++;
int count = 0;
for (HolderAnswer answer : listAnswers) {
if (count == NumberInColumns && RadioGroup1) {
RadioGroup1 = false;
count = 0;
}
final AssistekRadioButton button = new AssistekRadioButton(this);
button.setTag(answer.getRecID());
button.setId(GlobalVars.getLatestId());
button.setTextColor(Color.BLACK);
GlobalVars.setupText(con, button, answer.getTextID());
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
button.setEnabled(false);
handlerReenableView.sendEmptyMessageDelayed(button.getId(), 1000);
button.setChecked(true);
if (IsRadioButtonInGroup(radioGroup, button)) {
radioGroup.check(button.getId());
}
if (IsRadioButtonInGroup(radioGroup2, button)) {
radioGroup2.check(button.getId());
}
//don't erase - needed for second group of radio buttons
button.setChecked(true);
}
});
if (answer.getOption(optOther) != null) {
button.setAllowOtherET(true, answer);
} else if (answer.getOption(optOtherET) != null) {
button.setAllowOtherET(true, answer);
} else {
button.setAllowOtherET(false, null);
}
if (answer.getOption(optOtherET2) != null) {
button.setAllowOtherET2(true, answer);
} else {
button.setAllowOtherET2(false, null);
}
if (answer.getOption(optOtherDP) != null) {
button.setAllowOtherDP(true, answer);
} else {
button.setAllowOtherDP(false, null);
}
if (RadioGroup1) {
radioGroup.addView(button);
} else {
radioGroup2.addView(button);
}
Log.d("GlobalVars",String.valueOf(GlobalVars.aAnswers[GlobalVars.currentQuestionNumber]));
Log.d("button Tag",String.valueOf(button.getTag()));
if (String.valueOf(GlobalVars.aAnswers[GlobalVars.currentQuestionNumber]).equalsIgnoreCase( String.valueOf(button.getTag()))) {
button.setChecked(true);
//wonky kludgey code, but needed to make it work.
if (IsRadioButtonInGroup(radioGroup2, button)) {
radioGroup2.check(button.getId());
}
}
count++;
}
RadioGroup1 = true;
listener1 = new OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
if (checkedId != -1) {
radioGroup2.setOnCheckedChangeListener(null); // remove the listener before clearing so we don't throw an exception
radioGroup2.clearCheck(); // clear the second RadioGroup!
radioGroup2.setOnCheckedChangeListener(listener2); // reset the listener
Log.d("Listener", "listener1");
for (int i = 0; i < radioGroup.getChildCount(); i++) {
Log.d("radioButtonID", (Integer.toString(radioGroup.getChildAt(i).getId())));
Log.d("checkedId", (Integer.toString(checkedId)));
Log.d("isChecked", Boolean.toString(((AssistekRadioButton)radioGroup.getChildAt(i)).isChecked()));
if (AssistekRadioButton.class.isAssignableFrom(radioGroup.getChildAt(i).getClass()) && radioGroup.getChildAt(i).getId() != checkedId) {
((AssistekRadioButton)radioGroup.getChildAt(i)).setChecked(false);
}
}
// Log.d("Listener","RadioGroup2");
UnCheckRadioButtons(radioGroup2);
} else {
for (int i = 0; i < radioGroup.getChildCount(); i++) {
if (AssistekRadioButton.class.isAssignableFrom(radioGroup.getChildAt(i).getClass()) && radioGroup.getChildAt(i).getId() != checkedId) {
((AssistekRadioButton)radioGroup.getChildAt(i)).setChecked(false);
}
}
AssistekRadioButton checkedRadioButton = (AssistekRadioButton)radioGroup.findViewById(checkedId);
checkedRadioButton.setChecked(true);
}
}
};
listener2 = new OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
if (checkedId != -1) {
radioGroup.setOnCheckedChangeListener(null);
radioGroup.clearCheck();
radioGroup.setOnCheckedChangeListener(listener1);
Log.d("Listener", "listener2");
for (int i = 0; i < radioGroup2.getChildCount(); i++) {
Log.d("radioButtonID", (Integer.toString(radioGroup.getChildAt(i).getId())));
Log.d("checkedId", (Integer.toString(checkedId)));
Log.d("isChecked", Boolean.toString(((AssistekRadioButton)radioGroup.getChildAt(i)).isChecked()));
if (AssistekRadioButton.class.isAssignableFrom(radioGroup2.getChildAt(i).getClass()) && radioGroup.getChildAt(i).getId() != checkedId) {
((AssistekRadioButton)radioGroup2.getChildAt(i)).setChecked(false);
}
}
// Log.d("Listener","RadioGroup1");
UnCheckRadioButtons(radioGroup);
} else {
for (int i = 0; i < radioGroup2.getChildCount(); i++) {
if (AssistekRadioButton.class.isAssignableFrom(radioGroup2.getChildAt(i).getClass()) && radioGroup2.getChildAt(i).getId() != checkedId) {
((AssistekRadioButton)radioGroup2.getChildAt(i)).setChecked(false);
}
}
AssistekRadioButton checkedRadioButton = (AssistekRadioButton)radioGroup2.findViewById(checkedId);
checkedRadioButton.setChecked(true);
}
}
};
radioGroup.setOnCheckedChangeListener(listener1);
radioGroup2.setOnCheckedChangeListener(listener2);
}
// to uncheck all radio buttons in a group without setting off the
// onCheck change listener
private void UnCheckRadioButtons(RadioGroup rg) {
int count = rg.getChildCount();
for (int i = 0; i < count; i++) {
AssistekRadioButton arb = (AssistekRadioButton)rg.getChildAt(i);
arb.setChecked(false);
}
}
private boolean IsRadioButtonInGroup(RadioGroup rg, AssistekRadioButton rb) {
int count = rg.getChildCount();
for (int i = 0; i < count; i++) {
AssistekRadioButton arb = (AssistekRadioButton)rg.getChildAt(i);
if (arb == rb) {
return true;
}
}
return false;
}
// returns the one checked value in the two radio groups.
private int returnResourceID() {
int chkId1 = radioGroup.getCheckedRadioButtonId();
int chkId2 = radioGroup2.getCheckedRadioButtonId();
return chkId1 == -1 ? chkId2 : chkId1;
}