我有布局显示问题和选项,如果我点击按钮以外的任何地方我被重定向到默认布局.我想知道为什么会这样.
我的课
package com.example.demo;
public class MainActivity extends Activity implements OnClickListener {
DBHelper helper;
SQLiteDatabase db;
Button btnBegin,btnnext,btnredirect;
int count = 0;
int response = 0;
View previouslySelectedItem = null;
//Sub category Buttons
Button btnaptitude5,btnaptitude4,btnaptitude3,btnaptitude2,btnaptitude1;
String Question_ID,Title,TitleDescription,QuestionText,QuestionTemplate,QuestionImage;
//String SubModuleQuestion_ID;
TextView tvTitle,tvInstructions,tvQuestionText;
RadioGroup rgtemplate4images;
ImageView img;
RelativeLayout aptitudesubcateg,temp4optimage, redirecttemplate;
ListView listviewoptions;
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.aptitude);
aptitudesubcateg = (RelativeLayout) findViewById(R.id.aptitudesubcateg);
temp4optimage = (RelativeLayout) findViewById(R.id.temp4optimage);
temp4optimage.setClickable(false);
redirecttemplate = (RelativeLayout) findViewById(R.id.redirecttemplate);
// int position = 1;
listviewoptions = (ListView)findViewById(R.id.listViewoptions);
listviewoptions.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View arg1,int position ,
long arg3) {
//arg1.setBackgroundColor(getResources().getColor(
// R.color.pressed_color));
if (previouslySelectedItem != null)
{
previouslySelectedItem.setBackgroundColor(Color.TRANSPARENT);
//getResources().getColor(R.color.pressed_color));
}
arg1.setBackgroundColor(Color.WHITE);
// getResources().getColor(R.color.default_color));
previouslySelectedItem = arg1;
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(),String.valueOf(position+1), Toast. LENGTH_SHORT).show();
response = position+1;
}
});
aptitudesubcateg.setVisibility(View.GONE);
temp4optimage.setVisibility(View.GONE);
redirecttemplate.setVisibility(View.GONE);
btnaptitude1 = (Button)findViewById(R.id.btnaptitude1);
btnaptitude2 = (Button)findViewById(R.id.btnaptitude2);
btnaptitude3 = (Button)findViewById(R.id.btnaptitude3);
btnaptitude4 = (Button)findViewById(R.id.btnaptitude4);
btnaptitude5 = (Button)findViewById(R.id.btnaptitude5);
btnredirect = (Button)findViewById(R.id.btnredirect);
btnaptitude1.setOnClickListener(this);
btnaptitude2.setOnClickListener(this);
btnaptitude3.setOnClickListener(this);
btnaptitude4.setOnClickListener(this);
btnaptitude5.setOnClickListener(this);
btnredirect.setOnClickListener(this);
helper=new DBHelper(this);
//addQuestion();
btnBegin = (Button)findViewById(R.id.btnBeginAptitude);
btnBegin.setOnClickListener(this);
btnnext = (Button)findViewById(R.id.btnNxtTemp4optnsImg);
btnnext.setOnClickListener(this);
}
public void addQuestion()
{
{
// Add Record with help of ContentValues and DBHelper class object
ContentValues values = new ContentValues();
// values.put(DBHelper.Q_ID, "a");
values.put(DBHelper.Module_ID,"1");
values.put(DBHelper.SubModule_ID,"2");
values.put(DBHelper.Question_ID,"2" );
values.put(DBHelper.SubModuleQuestion_ID,"1");
values.put(DBHelper.Title,"Test");
values.put(DBHelper.TitleDescription, "Demo");
values.put(DBHelper.QuestionText, "I find it easy to discuss any topic with a new person");
values.put(DBHelper.QuestionImage, "user.png");
values.put(DBHelper.QuestionTemplate, "template4options.xml");
values.put(DBHelper.CorrectOptionID, "1");
// Call insert method of SQLiteDatabase Class and close after
// performing task
db = helper.getWritableDatabase();
db.insert(DBHelper.TableQuestionMaster, null, values);
db.close();
Toast.makeText(this, "Question Added Successfully",
Toast.LENGTH_LONG).show();
}
}
public int getcount(String moduleID, String SubModuleID)
{
count = 0;
String selectQuery = "Select * from TableQuestionMaster where Module_ID = "+moduleID+" AND SubModule_ID ="+SubModuleID;
SQLiteDatabase db = helper.getReadableDatabase();
Cursor cursor = db.rawQuery(selectQuery, null);
count = cursor.getCount();
Toast.makeText(this, String.valueOf(count) ,Toast.LENGTH_LONG).show();
cursor.close();
db.close();
return count;
}
private void Getoptions() {
// database handler
DBHelper db = new DBHelper(getApplicationContext());
// Spinner Drop down elements
List<String> options = db.getAllOptions(Question_ID);
ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
android.R.layout.simple_list_item_1, android.R.id.text1, options);
listviewoptions.setAdapter(adapter);
//Toast.makeText(this,"",Toast.LENGTH_LONG).show();
}
public void getAllQuestionsAptitude(String moduleID, String SubModuleID,String SubModuleQuestion_ID){
SQLiteDatabase db = helper.getReadableDatabase();
Cursor c = null;
if (count>0)
{
// SubModuleQuestion_ID = "1";
String selectQuestion = "Select * from TableQuestionMaster where Module_ID = "+moduleID+" AND SubModule_ID ="+SubModuleID+" AND SubModuleQuestion_ID ="+SubModuleQuestion_ID;
c = db.rawQuery(selectQuestion, null);
if (c.moveToFirst()) {
do {
Question_ID = c.getString(c.getColumnIndex("Question_ID"));
Title = c.getString(c.getColumnIndex("Title"));
TitleDescription = c.getString(c.getColumnIndex("TitleDescription"));
QuestionText = c.getString(c.getColumnIndex("QuestionText"));
QuestionTemplate = c.getString(c.getColumnIndex("QuestionTemplate"));
QuestionImage = c.getString(c.getColumnIndex("QuestionImage"));
Toast.makeText(this,Question_ID+" "+Title+" "+TitleDescription+" "+QuestionText+" "+QuestionTemplate+" "+QuestionImage,Toast.LENGTH_LONG).show();
Getoptions();
} while (c.moveToNext());
}
}
else
{
Toast.makeText(this,"NO question to display",Toast.LENGTH_LONG).show();
}
// closing connection
c.close();
db.close();
}
public void displayquestions()
{
Toast.makeText(this,"count on display Q is"+ count,Toast.LENGTH_LONG).show();
if (count >0)
{
getAllQuestionsAptitude("1","2",String.valueOf(count));
aptitudesubcateg.setVisibility(View.GONE);
temp4optimage.setVisibility(View.VISIBLE);
tvTitle = (TextView)findViewById(R.id.tvTitleTemplate4optoinsImage);
tvInstructions = (TextView)findViewById(R.id.tvInstructionstemplate4);
tvQuestionText = (TextView)findViewById(R.id.tvQuestionTextTemplate4ImageAptitude);
img = (ImageView)findViewById(R.id.imageViewtemplate4optionsAptitude);
tvTitle.setText(Title);
tvInstructions.setText(TitleDescription);
tvQuestionText.setText(QuestionText);
String imgName = QuestionImage; // specify here your image name fetched from db
String uri = "drawable/" + imgName;
int icon = getResources().getIdentifier(uri, "drawable", getPackageName());
img.setImageResource(icon);
//NextQuestion();
}
else
{
aptitudesubcateg.setVisibility(View.GONE);
temp4optimage.setVisibility(View.GONE);
redirecttemplate.setVisibility(View.VISIBLE);
Toast.makeText(this,"NO question to display",Toast.LENGTH_LONG).show();
}
}
public void NextQuestion()
{
if (count>0)
{
count = count - 1;
saveQuestion();
}
else
{
aptitudesubcateg.setVisibility(View.GONE);
temp4optimage.setVisibility(View.GONE);
redirecttemplate.setVisibility(View.VISIBLE);
}
}
public void saveQuestion()
{
if (response != 0)
{
ContentValues values = new ContentValues();
// values.put(DBHelper.Q_ID, "a");
values.put(DBHelper.StudentID,"1" );
values.put(DBHelper.R_QuestionID,Question_ID);
values.put(DBHelper.QuestOptionID,String.valueOf(response));
db = helper.getWritableDatabase();
db.insert(DBHelper.TABLEResponse, null, values);
db.close();
Toast.makeText(this, "Response saved Successfully",
Toast.LENGTH_LONG).show();
displayquestions();
}
else
{
Toast.makeText(this, "Please Select an option",
Toast.LENGTH_LONG).show();
}
}
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
if (v==btnBegin)
{
aptitudesubcateg.setVisibility(View.VISIBLE);
temp4optimage.setVisibility(View.GONE);
}
if (v== btnaptitude1)
{
getcount("1", "1");
// displayquestions();
}
if (v== btnaptitude2)
{
getcount("1", "2");
displayquestions();
}
if (v== btnaptitude3)
{
getcount("1", "3");
// displayquestions();
}
if (v== btnaptitude4)
{
getcount("1", "4");
// displayquestions();
}
if (v== btnaptitude5)
{
getcount("1", "5");
// displayquestions();
}
if (v== btnnext)
{
NextQuestion();
}
if (v==btnredirect)
{
aptitudesubcateg.setVisibility(View.VISIBLE);
temp4optimage.setVisibility(View.GONE);
redirecttemplate.setVisibility(View.GONE);
}
}
}
我的设计
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@drawable/back" >
<TextView
android:id="@+id/tvInstructionsAptitude"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/tvQuestionTextTemplate4Image"
android:layout_alignParentTop="true"
android:layout_alignRight="@+id/TextView01"
android:layout_marginTop="93dp"
android:text="Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nam nibh ex, elementum non bibendum ac, consequat a sem. Proin aliquet arcu id lacus interdum, sed fermentum neque sollicitudin. Vestibulum mauris massa, vulputate tincidunt quam vel, egestas tincidunt nisi. Ut ut nulla sagittis, aliquet lectus vitae, pretium nisi. Duis maximus, magna vitae ultricies consectetur, ex felis congue turpis, id scelerisque nisl ex at turpis. Aenean dui sapien, euismod at sem non, rhoncus molestie urna. Mauris condimentum risus felis, nec iaculis orci accumsan nec. Vivamus pharetra ultricies quam a aliquam. Praesent facilisis turpis malesuada massa interdum consequat. In hac habitasse platea dictumst. Integer efficitur nibh risus, ac mattis mi porta ut. Nam leo ex, pulvinar eu orci vel, pretium maximus velit. Pellentesque rhoncus sapien felis, in cursus eros malesuada imperdiet."
android:textAppearance="?android:attr/textAppearanceLarge" />
<TextView
android:id="@+id/tvQuestionTextTemplate4Image"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentTop="true"
android:layout_marginLeft="53dp"
android:layout_marginTop="40dp"
android:text="Instructions"
android:textAppearance="?android:attr/textAppearanceLarge" />
<TextView
android:id="@+id/TextView01"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignBaseline="@+id/tvQuestionTextTemplate4Image"
android:layout_alignBottom="@+id/tvQuestionTextTemplate4Image"
android:layout_alignParentRight="true"
android:layout_marginRight="36dp"
android:text="Time : 10 Mins"
android:textAppearance="?android:attr/textAppearanceLarge" />
<Button
android:id="@+id/btnBeginAptitude"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/tvInstructionsAptitude"
android:layout_alignRight="@+id/tvInstructionsAptitude"
android:layout_below="@+id/tvInstructionsAptitude"
android:layout_marginTop="42dp"
android:text="Begin" />
<include
android:id="@+id/aptitudesubcateg"
android:layout_width="match_parent"
android:layout_height="match_parent"
layout="@layout/aptitudesubcategory" />
<include
android:id="@+id/temp4optimage"
android:layout_width="fill_parent"
android:layout_height="match_parent"
layout="@layout/template4optionsimage" />
<include
android:id="@+id/redirecttemplate"
android:layout_width="fill_parent"
android:layout_height="match_parent"
layout="@layout/redirecttoaptitudesubmodule" />
</RelativeLayout>
我曾经遇到一个错误，即单击片段 B 的空白区域会导致上一个（底层）片段 A 中发生 onClick 事件。您的问题听起来与我相似，所以我假设您正在单击其中一个的“不可见”按钮包含但不可见的布局。
所以请尝试将其添加到父RelativeLayout中：
android:clickable="true"
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