session-android/src/org/thoughtcrime/securesms/ExpirationDialog.java

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package org.thoughtcrime.securesms;
import android.content.Context;
import android.content.DialogInterface;
import android.support.annotation.NonNull;
import android.support.v7.app.AlertDialog;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.TextView;
import org.thoughtcrime.securesms.util.ExpirationUtil;
import cn.carbswang.android.numberpickerview.library.NumberPickerView;
public class ExpirationDialog extends AlertDialog {
protected ExpirationDialog(Context context) {
super(context);
}
protected ExpirationDialog(Context context, int theme) {
super(context, theme);
}
protected ExpirationDialog(Context context, boolean cancelable, OnCancelListener cancelListener) {
super(context, cancelable, cancelListener);
}
public static void show(final Context context,
final int currentExpiration,
final @NonNull OnClickListener listener)
{
final View view = createNumberPickerView(context, currentExpiration);
AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setTitle(context.getString(R.string.ExpirationDialog_disappearing_messages));
builder.setView(view);
builder.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
int selected = ((NumberPickerView)view.findViewById(R.id.expiration_number_picker)).getValue();
listener.onClick(context.getResources().getIntArray(R.array.expiration_times)[selected]);
}
});
builder.setNegativeButton(android.R.string.cancel, null);
builder.show();
}
private static View createNumberPickerView(final Context context, final int currentExpiration) {
final LayoutInflater inflater = LayoutInflater.from(context);
final View view = inflater.inflate(R.layout.expiration_dialog, null);
final NumberPickerView numberPickerView = (NumberPickerView)view.findViewById(R.id.expiration_number_picker);
final TextView textView = (TextView)view.findViewById(R.id.expiration_details);
final int[] expirationTimes = context.getResources().getIntArray(R.array.expiration_times);
final String[] expirationDisplayValues = new String[expirationTimes.length];
int selectedIndex = expirationTimes.length - 1;
for (int i=0;i<expirationTimes.length;i++) {
expirationDisplayValues[i] = ExpirationUtil.getExpirationDisplayValue(context, expirationTimes[i]);
if ((currentExpiration >= expirationTimes[i]) &&
(i == expirationTimes.length -1 || currentExpiration < expirationTimes[i+1])) {
selectedIndex = i;
}
}
numberPickerView.setDisplayedValues(expirationDisplayValues);
numberPickerView.setMinValue(0);
numberPickerView.setMaxValue(expirationTimes.length-1);
NumberPickerView.OnValueChangeListener listener = new NumberPickerView.OnValueChangeListener() {
@Override
public void onValueChange(NumberPickerView picker, int oldVal, int newVal) {
if (newVal == 0) {
textView.setText(R.string.ExpirationDialog_your_messages_will_not_expire);
} else {
textView.setText(context.getString(R.string.ExpirationDialog_your_messages_will_disappear_s_after_they_have_been_seen, picker.getDisplayedValues()[newVal]));
}
}
};
numberPickerView.setOnValueChangedListener(listener);
numberPickerView.setValue(selectedIndex);
listener.onValueChange(numberPickerView, selectedIndex, selectedIndex);
return view;
}
public interface OnClickListener {
public void onClick(int expirationTime);
}
}