Clockplus/app/src/main/java/com/philliphsu/clock2/AddLabelDialog.java
2016-09-03 20:31:34 -07:00

100 lines
3.7 KiB
Java

package com.philliphsu.clock2;
import android.app.Dialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatDialogFragment;
import android.support.v7.widget.AppCompatEditText;
import android.view.inputmethod.EditorInfo;
import android.widget.EditText;
import static com.philliphsu.clock2.util.KeyboardUtils.showKeyboard;
/**
* Created by Phillip Hsu on 8/30/2016.
*
* TODO: If we have any other needs for a dialog with an EditText, rename this to EditTextDialog,
* and change the callback interface name appropriately.
*/
public class AddLabelDialog extends AppCompatDialogFragment {
private EditText mEditText;
private OnLabelSetListener mOnLabelSetListener;
private CharSequence mInitialText;
public interface OnLabelSetListener {
void onLabelSet(String label);
}
/**
* @param text the initial text
*/
public static AddLabelDialog newInstance(OnLabelSetListener l, CharSequence text) {
AddLabelDialog dialog = new AddLabelDialog();
dialog.mOnLabelSetListener = l;
dialog.mInitialText = text;
return dialog;
}
@Override
public void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
}
@NonNull
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
mEditText = new AppCompatEditText(getActivity());
// Views must have IDs set to automatically save instance state
mEditText.setId(R.id.label);
mEditText.setText(mInitialText);
mEditText.setInputType(
EditorInfo.TYPE_CLASS_TEXT // Needed or else we won't get automatic spacing between words
| EditorInfo.TYPE_TEXT_FLAG_CAP_SENTENCES);
// TODO: We can use the same value for both directions.
int spacingLeft = getResources().getDimensionPixelSize(R.dimen.item_padding_start);
int spacingRight = getResources().getDimensionPixelSize(R.dimen.item_padding_end);
final AlertDialog alert = new AlertDialog.Builder(getActivity())
.setTitle(R.string.label)
.setView(mEditText, spacingLeft, 0, spacingRight, 0)
.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dismiss();
}
})
.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
if (mOnLabelSetListener != null) {
// If we passed the text back as an Editable (subtype of CharSequence
// used in EditText), then there may be text formatting left in there,
// which we don't want.
mOnLabelSetListener.onLabelSet(mEditText.getText().toString());
}
dismiss();
}
})
.create();
alert.setOnShowListener(new DialogInterface.OnShowListener() {
@Override
public void onShow(DialogInterface dialog) {
showKeyboard(getActivity(), mEditText);
mEditText.setSelection(0, mEditText.length());
}
});
return alert;
}
public void setOnLabelSetListener(OnLabelSetListener l) {
mOnLabelSetListener = l;
}
}