[英]how to get custom dialog activity while clicking on listview in android?
[英]How to get onclick of a view in custom dialog in an activity in android?
如何在Android中的活動中自定義對話框中單擊視圖?
我的XML是:
<?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:background="@color/default_green"
android:orientation="vertical" >
<TextView
android:id="@+id/tvSetNotificationsHeading"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_margin="5dp"
android:text="Set Notifications On"
android:textAppearance="?android:attr/textAppearanceLarge"
android:textColor="@color/white" />
<RadioButton
android:id="@+id/rbFriendRequest"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="10dp"
android:layout_marginTop="5dp"
android:text="Friend Request"
android:textColor="@android:color/white" />
<RadioButton
android:id="@+id/rbMessages"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="10dp"
android:layout_marginTop="5dp"
android:text="Messages"
android:textColor="@android:color/white" />
<Button
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_margin="5dp"
android:onClick="saveSetNotificationsDialog"
android:text="Save" />
</LinearLayout>
我的代碼是:
public void showSetNotificationsDialog(View v) {
dialog = new Dialog(Activity_Settings.this);
dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
dialog.setContentView(R.layout.dialog_setnotificationsdialog);
rbFriendRequest = (RadioButton) findViewById(R.id.rbFriendRequest);
rbMessages = (RadioButton) findViewById(R.id.rbMessages);
dialog.show();
}
我能夠顯示對話框視圖但無法在活動類中單擊對話框保存按鈕。 錯誤是沒有找到方法異常。
使用findViewById()的對話框實例
Button declineButton = (Button) dialog.findViewById(R.id.declineButton);
declineButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// Close dialog
dialog.dismiss();
}
});
使用如下代碼
dialog = new Dialog(Activity_Settings.this);
dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
View view = View.inflate(getActivity(), R.layout.dialog_setnotificationsdialog, null);
dialog.setContentView(view);
//always find your view view.findViewbyid
yourView= (RadioButton) view.findViewById(R.id.rbFriendRequest);
//then you can add on click listner to any of your view i.e.
yourView.setonClickListener(this);(new OnClickListener() {
@Override
public void onClick(View v) {
// Close dialog
dialog.dismiss();
}
});
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