2df0cf2c5a
This change removes SeekBarDialog class. Change-Id: I437b1e554a5af264b8031ebe05b8250a831c8d3b
123 lines
4.2 KiB
Java
123 lines
4.2 KiB
Java
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.android.inputmethod.latin;
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import android.app.AlertDialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.res.TypedArray;
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import android.preference.DialogPreference;
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import android.util.AttributeSet;
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import android.view.View;
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import android.widget.SeekBar;
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import android.widget.TextView;
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public final class SeekBarDialogPreference extends DialogPreference
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implements SeekBar.OnSeekBarChangeListener {
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public interface ValueProxy {
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public int readValue(final String key);
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public int readDefaultValue(final String key);
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public void writeValue(final int value, final String key);
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public void feedbackValue(final int value);
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}
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private final int mValueFormatResId;
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private final int mMaxValue;
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private TextView mValueView;
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private SeekBar mSeekBar;
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private ValueProxy mValueProxy;
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public SeekBarDialogPreference(final Context context, final AttributeSet attrs) {
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super(context, attrs);
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final TypedArray a = context.obtainStyledAttributes(
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attrs, R.styleable.SeekBarDialogPreference, 0, 0);
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mValueFormatResId = a.getResourceId(R.styleable.SeekBarDialogPreference_valueFormatText, 0);
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mMaxValue = a.getInt(R.styleable.SeekBarDialogPreference_maxValue, 0);
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a.recycle();
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setDialogLayoutResource(R.layout.seek_bar_dialog);
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}
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public void setInterface(final ValueProxy proxy) {
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mValueProxy = proxy;
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setSummary(getValueText(proxy.readValue(getKey())));
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}
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private String getValueText(final int value) {
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if (mValueFormatResId == 0) {
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return Integer.toString(value);
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} else {
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return getContext().getString(mValueFormatResId, value);
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}
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}
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@Override
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protected View onCreateDialogView() {
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final View view = super.onCreateDialogView();
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mSeekBar = (SeekBar)view.findViewById(R.id.seek_bar_dialog_bar);
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mSeekBar.setMax(mMaxValue);
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mSeekBar.setOnSeekBarChangeListener(this);
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mValueView = (TextView)view.findViewById(R.id.seek_bar_dialog_value);
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return view;
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}
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private void setValue(final int value, final boolean fromUser) {
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mValueView.setText(getValueText(value));
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if (!fromUser) {
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mSeekBar.setProgress(value);
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}
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}
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@Override
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protected void onBindDialogView(final View view) {
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setValue(mValueProxy.readValue(getKey()), false /* fromUser */);
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}
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@Override
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protected void onPrepareDialogBuilder(final AlertDialog.Builder builder) {
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builder.setPositiveButton(android.R.string.ok, this)
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.setNegativeButton(android.R.string.cancel, this)
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.setNeutralButton(R.string.button_default, this);
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}
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@Override
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public void onClick(final DialogInterface dialog, final int which) {
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super.onClick(dialog, which);
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if (which == DialogInterface.BUTTON_NEUTRAL) {
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setValue(mValueProxy.readDefaultValue(getKey()), false /* fromUser */);
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}
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if (which != DialogInterface.BUTTON_NEGATIVE) {
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setSummary(mValueView.getText());
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mValueProxy.writeValue(mSeekBar.getProgress(), getKey());
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}
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}
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@Override
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public void onProgressChanged(final SeekBar seekBar, final int progress,
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final boolean fromUser) {
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setValue(progress, fromUser);
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}
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@Override
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public void onStartTrackingTouch(final SeekBar seekBar) {}
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@Override
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public void onStopTrackingTouch(final SeekBar seekBar) {
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mValueProxy.feedbackValue(seekBar.getProgress());
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}
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}
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