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tasks/astrid/common-src/com/todoroo/andlib/widget/NNumberPickerDialog.java

127 lines
4.6 KiB
Java

/*
* ASTRID: Android's Simple Task Recording Dashboard
*
* Copyright (c) 2009 Tim Su
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.todoroo.andlib.widget;
import java.util.LinkedList;
import java.util.List;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.FrameLayout.LayoutParams;
import com.todoroo.andlib.service.Autowired;
import com.todoroo.andlib.service.DependencyInjectionService;
/** Dialog box with an arbitrary number of number pickers */
public class NNumberPickerDialog extends AlertDialog implements OnClickListener {
@Autowired
private Integer nNumberPickerLayout;
public interface OnNNumberPickedListener {
void onNumbersPicked(int[] number);
}
private final List<NumberPickerWidget> pickers = new LinkedList<NumberPickerWidget>();
private final OnNNumberPickedListener mCallback;
/** Instantiate the dialog box.
*
* @param context
* @param callBack callback function to get the numbers you requested
* @param title title of the dialog box
* @param initialValue initial picker values array
* @param incrementBy picker increment by array
* @param start picker range start array
* @param end picker range end array
* @param separators text separating the spinners. whole array, or individual
* elements can be null
*/
public NNumberPickerDialog(Context context, OnNNumberPickedListener callBack,
String title, int[] initialValue, int[] incrementBy, int[] start,
int[] end, String[] separators) {
super(context);
mCallback = callBack;
DependencyInjectionService.getInstance().inject(this);
setButton(context.getText(android.R.string.ok), this);
setButton2(context.getText(android.R.string.cancel), (OnClickListener) null);
LayoutInflater inflater = (LayoutInflater) context
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View view = inflater.inflate(nNumberPickerLayout, null);
setView(view);
LinearLayout container = (LinearLayout)view;
setTitle(title);
LayoutParams npLayout = new LayoutParams(LayoutParams.WRAP_CONTENT,
LayoutParams.FILL_PARENT);
npLayout.gravity = 1;
LayoutParams sepLayout = new LayoutParams(LayoutParams.WRAP_CONTENT,
LayoutParams.FILL_PARENT);
for(int i = 0; i < incrementBy.length; i++) {
NumberPickerWidget np = new NumberPickerWidget(context, null);
np.setIncrementBy(incrementBy[i]);
np.setLayoutParams(npLayout);
np.setRange(start[i], end[i]);
np.setCurrent(initialValue[i]);
container.addView(np);
pickers.add(np);
if(separators != null && separators[i] != null) {
TextView text = new TextView(context);
text.setText(separators[i]);
if(separators[i].length() < 3)
text.setTextSize(48);
else
text.setTextSize(20);
text.setGravity(Gravity.CENTER);
text.setLayoutParams(sepLayout);
container.addView(text);
}
}
}
public void setInitialValues(int[] values) {
for(int i = 0; i < pickers.size(); i++)
pickers.get(i).setCurrent(values[i]);
}
public void onClick(DialogInterface dialog, int which) {
if (mCallback != null) {
int[] values = new int[pickers.size()];
for(int i = 0; i < pickers.size(); i++) {
pickers.get(i).clearFocus();
values[i] = pickers.get(i).getCurrent();
}
mCallback.onNumbersPicked(values);
}
}
}