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我根據輸入計數做了一個小的編碼，它會顯示覆選框和單選按鈕的數量。在這裏，一切都很好。但我堅持編輯文本。如果我爲第一個編輯文本輸入任何值並單擊該按鈕，關注值將顯示在左上角。我需要它像顯示覆選框一樣顯示下面的單選按鈕。非常感謝您的幫助。提前致謝。在Android中編輯文本線性佈局時無法解決這個問題
這是我的代碼。
XML佈局：
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity" >
<LinearLayout
android:id="@+id/linearLayout"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
</LinearLayout>
<EditText
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/textView1"
android:layout_below="@+id/textView1"
android:layout_marginLeft="12dp"
android:layout_marginTop="05dp"
android:hint="Enter no" />
<Button
android:id="@+id/button2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignBaseline="@+id/button1"
android:layout_alignBottom="@+id/button1"
android:layout_alignParentRight="true"
android:layout_marginRight="05dp"
android:text="Edit Text" />
<EditText
android:id="@+id/button3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignRight="@+id/button1"
android:layout_below="@+id/button1"
android:layout_marginTop="0dp"
android:hint="Enter no" />
<Button
android:id="@+id/button4"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignBaseline="@+id/button3"
android:layout_alignBottom="@+id/button3"
android:layout_alignRight="@+id/button2"
android:text="Check Box" />
<RadioGroup
android:id="@+id/radiogroup"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_centerVertical="true"
android:orientation="vertical" />
<Button
android:id="@+id/button5"
android:layout_width="98dp"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/button4"
android:layout_alignRight="@+id/button2"
android:layout_below="@+id/button3"
android:text="Radio Button" />
</RelativeLayout>
的Java MainActivity：
import android.os.Bundle;
import android.app.Activity;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.*;
import android.widget.LinearLayout.*;
public class MainActivity extends Activity {
private LinearLayout mLayout;
private EditText mEditText;
private Button mButton;
Button abutton;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mLayout = (LinearLayout) findViewById(R.id.linearLayout);
mEditText = (EditText) findViewById(R.id.button1);
mButton = (Button) findViewById(R.id.button2);
mButton.setOnClickListener(onClick());
TextView textView = new TextView(this);
textView.setText("New text");
final EditText button2=(EditText)findViewById(R.id.button3);
findViewById(R.id.button5).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
int number=Integer.parseInt(button2.getText().toString());
addRadioButtons(number);
}
});
findViewById(R.id.button4).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
int number=Integer.parseInt(button2.getText().toString());
addCheckBox(number);
}
});
}
public void addRadioButtons(int number) {
for (int row = 0; row < 1; row++) {
LinearLayout ll = new LinearLayout(this);
ll.setOrientation(LinearLayout.HORIZONTAL);
for (int i = 1; i <= number; i++) {
RadioButton rdbtn = new RadioButton(this);
rdbtn.setId((row * 2) + i);
rdbtn.setText("Radio " + rdbtn.getId());
ll.addView(rdbtn);
}
((ViewGroup) findViewById(R.id.radiogroup)).addView(ll);
}
}
public void addCheckBox(int number) {
for (int row = 0; row < 1; row++) {
LinearLayout ll = new LinearLayout(this);
ll.setOrientation(LinearLayout.HORIZONTAL);
for (int i = 1; i <= number; i++) {
CheckBox ch = new CheckBox(this);
ch.setId((row * 2) + i);
ch.setText("Check " + ch.getId());
ll.addView(ch);
}
((ViewGroup) findViewById(R.id.radiogroup)).addView(ll);
}
}
private OnClickListener onClick() {
return new OnClickListener() {
@Override
public void onClick(View v) {
mLayout.addView(createNewTextView(mEditText.getText().toString()));
}
};
}
private TextView createNewTextView(String text) {
final LayoutParams lparams = new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
final TextView textView = new TextView(this);
textView.setLayoutParams(lparams);
textView.setText("" + text);
return textView;
}
}
'我需要它像下面的複選框顯示和單選按鈕displayed' ...下面的你想顯示什麼這些TextViews？在RadioButton按鈕下面？ – gunar
@gunar：第一個文本視圖，然後複選框，然後單選按鈕。截至目前，它只顯示覆選框和單選按鈕。 –