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/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.calendar;
import android.app.Activity;
import android.app.Dialog;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.provider.CalendarContract.Calendars;
import android.provider.CalendarContract.Colors;
import android.util.SparseIntArray;
import com.android.colorpicker.ColorPickerDialog;
import com.android.colorpicker.ColorPickerSwatch.OnColorSelectedListener;
import com.android.colorpicker.HsvColorComparator;
import java.util.ArrayList;
import java.util.Arrays;
public class CalendarColorPickerDialog extends ColorPickerDialog {
private static final int NUM_COLUMNS = 4;
private static final String KEY_CALENDAR_ID = "calendar_id";
private static final String KEY_COLOR_KEYS = "color_keys";
private static final int TOKEN_QUERY_CALENDARS = 1 << 1;
private static final int TOKEN_QUERY_COLORS = 1 << 2;
static final String[] CALENDARS_PROJECTION = new String[] {
Calendars.ACCOUNT_NAME,
Calendars.ACCOUNT_TYPE,
Calendars.CALENDAR_COLOR
};
static final int CALENDARS_INDEX_ACCOUNT_NAME = 0;
static final int CALENDARS_INDEX_ACCOUNT_TYPE = 1;
static final int CALENDARS_INDEX_CALENDAR_COLOR = 2;
static final String[] COLORS_PROJECTION = new String[] {
Colors.COLOR,
Colors.COLOR_KEY
};
static final String COLORS_WHERE = Colors.ACCOUNT_NAME + "=? AND " + Colors.ACCOUNT_TYPE +
"=? AND " + Colors.COLOR_TYPE + "=" + Colors.TYPE_CALENDAR;
public static final int COLORS_INDEX_COLOR = 0;
public static final int COLORS_INDEX_COLOR_KEY = 1;
private QueryService mService;
private SparseIntArray mColorKeyMap = new SparseIntArray();
private long mCalendarId;
private class QueryService extends AsyncQueryService {
private QueryService(Context context) {
super(context);
}
@Override
protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
// If the query didn't return a cursor for some reason return
if (cursor == null) {
return;
}
// If the Activity is finishing, then close the cursor.
// Otherwise, use the new cursor in the adapter.
final Activity activity = getActivity();
if (activity == null || activity.isFinishing()) {
cursor.close();
return;
}
switch (token) {
case TOKEN_QUERY_CALENDARS:
if (!cursor.moveToFirst()) {
cursor.close();
dismiss();
break;
}
mSelectedColor = Utils.getDisplayColorFromColor(
cursor.getInt(CALENDARS_INDEX_CALENDAR_COLOR));
Uri uri = Colors.CONTENT_URI;
String[] args = new String[] {
cursor.getString(CALENDARS_INDEX_ACCOUNT_NAME),
cursor.getString(CALENDARS_INDEX_ACCOUNT_TYPE) };
cursor.close();
startQuery(TOKEN_QUERY_COLORS, null, uri, COLORS_PROJECTION, COLORS_WHERE,
args, null);
break;
case TOKEN_QUERY_COLORS:
if (!cursor.moveToFirst()) {
cursor.close();
dismiss();
break;
}
mColorKeyMap.clear();
ArrayList<Integer> colors = new ArrayList<Integer>();
do
{
int colorKey = cursor.getInt(COLORS_INDEX_COLOR_KEY);
int rawColor = cursor.getInt(COLORS_INDEX_COLOR);
int displayColor = Utils.getDisplayColorFromColor(rawColor);
mColorKeyMap.put(displayColor, colorKey);
colors.add(displayColor);
} while (cursor.moveToNext());
Integer[] colorsToSort = colors.toArray(new Integer[colors.size()]);
Arrays.sort(colorsToSort, new HsvColorComparator());
mColors = new int[colorsToSort.length];
for (int i = 0; i < mColors.length; i++) {
mColors[i] = colorsToSort[i];
}
showPaletteView();
cursor.close();
break;
}
}
}
private class OnCalendarColorSelectedListener implements OnColorSelectedListener {
@Override
public void onColorSelected(int color) {
if (color == mSelectedColor || mService == null) {
return;
}
ContentValues values = new ContentValues();
values.put(Calendars.CALENDAR_COLOR_KEY, mColorKeyMap.get(color));
mService.startUpdate(mService.getNextToken(), null, ContentUris.withAppendedId(
Calendars.CONTENT_URI, mCalendarId), values, null, null, Utils.UNDO_DELAY);
}
}
public CalendarColorPickerDialog() {
// Empty constructor required for dialog fragments.
}
public static CalendarColorPickerDialog newInstance(long calendarId, boolean isTablet) {
CalendarColorPickerDialog ret = new CalendarColorPickerDialog();
ret.setArguments(R.string.calendar_color_picker_dialog_title, NUM_COLUMNS,
isTablet ? SIZE_LARGE : SIZE_SMALL);
ret.setCalendarId(calendarId);
return ret;
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putLong(KEY_CALENDAR_ID, mCalendarId);
saveColorKeys(outState);
}
private void saveColorKeys(Bundle outState) {
// No color keys to save, so just return
if (mColors == null) {
return;
}
int[] colorKeys = new int[mColors.length];
for (int i = 0; i < mColors.length; i++) {
colorKeys[i] = mColorKeyMap.get(mColors[i]);
}
outState.putIntArray(KEY_COLOR_KEYS, colorKeys);
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (savedInstanceState != null) {
mCalendarId = savedInstanceState.getLong(KEY_CALENDAR_ID);
retrieveColorKeys(savedInstanceState);
}
setOnColorSelectedListener(new OnCalendarColorSelectedListener());
}
private void retrieveColorKeys(Bundle savedInstanceState) {
int[] colorKeys = savedInstanceState.getIntArray(KEY_COLOR_KEYS);
if (mColors != null && colorKeys != null) {
for (int i = 0; i < mColors.length; i++) {
mColorKeyMap.put(mColors[i], colorKeys[i]);
}
}
}
@Override
public void setColors(int[] colors) {
throw new IllegalStateException("Must call setCalendarId() to update calendar colors");
}
@Override
public void setColors(int[] colors, int selectedColor) {
throw new IllegalStateException("Must call setCalendarId() to update calendar colors");
}
public void setCalendarId(long calendarId) {
if (calendarId != mCalendarId) {
mCalendarId = calendarId;
startQuery();
}
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
Dialog dialog = super.onCreateDialog(savedInstanceState);
mService = new QueryService(getActivity());
if (mColors == null) {
startQuery();
}
return dialog;
}
private void startQuery() {
if (mService != null) {
showProgressBarView();
mService.startQuery(TOKEN_QUERY_CALENDARS, null,
ContentUris.withAppendedId(Calendars.CONTENT_URI, mCalendarId),
CALENDARS_PROJECTION, null, null, null);
}
}
}
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