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我想打开一个警报对话框,其中有一个列表供用户选择一些选项,但对话框将从选项菜单项打开。我已经包含了选项和对话框菜单的代码。试图用选项菜单打开一个对话框菜单项
public void OnOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case SECTION:
showDialogMenu();
new DialogInterface.OnClickListener(){
@Override
public void onClick(DialogInterface dialog, int item) {
showDialogMenu();
Log.d("Dialog used.","here");
}
}; break;
}
}
public void showDialogMenu(){
Log.d("showDialogMenu()", "Method was called.");
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle(R.string.dialogueTitle);
builder.setPositiveButton("Melee", new DialogInterface.OnClickListener(){
@Override
public void onClick(DialogInterface dialog, int item) {
num=0;
whichImage(num);
}
});
builder.setPositiveButton("Pistols", new DialogInterface.OnClickListener(){
@Override
public void onClick(DialogInterface dialog, int item) {
num=27;
whichImage(num);
}
});
builder.setPositiveButton("Shotguns", new DialogInterface.OnClickListener(){
@Override
public void onClick(DialogInterface dialog, int item) {
num=38;
whichImage(num);
}
});
builder.setPositiveButton("Rifles", new DialogInterface.OnClickListener(){
@Override
public void onClick(DialogInterface dialog, int item) {
num=43;
whichImage(num);
}
});
builder.setPositiveButton("Sub-Machine Guns", new DialogInterface.OnClickListener(){
@Override
public void onClick(DialogInterface dialog, int item) {
num=58;
whichImage(num);
}
});
builder.setPositiveButton("Light Machine Guns", new DialogInterface.OnClickListener(){
@Override
public void onClick(DialogInterface dialog, int item) {
num=68;
whichImage(num);
}
});
builder.setPositiveButton("Sniper Rifles", new DialogInterface.OnClickListener(){
@Override
public void onClick(DialogInterface dialog, int item) {
num=72;
whichImage(num);
}
});
builder.show();
}
我确信有针对对话框中的show()方法,我认为在这之前是问题,但被点击菜单项时,没有出现。任何帮助将不胜感激,谢谢。