src/com/android/calendar/selectcalendars/SelectCalendarsSyncAdapter.java - platform/packages/apps/Calendar.git - Git at Google

 /*
  * Copyright (C) 2010 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.selectcalendars;

 import android.app.FragmentManager;
 import android.content.Context;
 import android.content.res.Resources;
 import android.database.Cursor;
 import android.graphics.Rect;
 import android.graphics.drawable.shapes.RectShape;
 import android.provider.CalendarContract.Calendars;
 import android.text.TextUtils;
 import android.view.LayoutInflater;
 import android.view.TouchDelegate;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
 import android.widget.AdapterView;
 import android.widget.BaseAdapter;
 import android.widget.CheckBox;
 import android.widget.ListAdapter;
 import android.widget.TextView;

 import com.android.calendar.CalendarColorPickerDialog;
 import com.android.calendar.R;
 import com.android.calendar.Utils;
 import com.android.calendar.selectcalendars.CalendarColorCache.OnCalendarColorsLoadedListener;

 import java.util.HashMap;

 public class SelectCalendarsSyncAdapter extends BaseAdapter
         implements ListAdapter, AdapterView.OnItemClickListener, OnCalendarColorsLoadedListener {
     private static final String TAG = "SelCalsAdapter";
     private static final String COLOR_PICKER_DIALOG_TAG = "ColorPickerDialog";

     private static int COLOR_CHIP_SIZE = 30;
     private RectShape r = new RectShape();

     private CalendarColorPickerDialog mColorPickerDialog;
     private CalendarColorCache mCache;

     private LayoutInflater mInflater;
     private static final int LAYOUT = R.layout.calendar_sync_item;
     private CalendarRow[] mData;
     private HashMap<Long, CalendarRow> mChanges = new HashMap<Long, CalendarRow>();
     private int mRowCount = 0;

     private int mIdColumn;
     private int mNameColumn;
     private int mColorColumn;
     private int mSyncedColumn;
     private int mAccountNameColumn;
     private int mAccountTypeColumn;

     private boolean mIsTablet;
     private FragmentManager mFragmentManager;
     private int mColorViewTouchAreaIncrease;


     private final String mSyncedString;
     private final String mNotSyncedString;

     public class CalendarRow {
         long id;
         String displayName;
         int color;
         boolean synced;
         boolean originalSynced;
         String accountName;
         String accountType;
     }

     public SelectCalendarsSyncAdapter(Context context, Cursor c, FragmentManager manager) {
         super();
         initData(c);
         mCache = new CalendarColorCache(context, this);
         mFragmentManager = manager;
         mColorPickerDialog = (CalendarColorPickerDialog)
                 manager.findFragmentByTag(COLOR_PICKER_DIALOG_TAG);
         mColorViewTouchAreaIncrease = context.getResources()
                 .getDimensionPixelSize(R.dimen.color_view_touch_area_increase);
         mIsTablet = Utils.getConfigBool(context, R.bool.tablet_config);
         mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
         COLOR_CHIP_SIZE *= context.getResources().getDisplayMetrics().density;
         r.resize(COLOR_CHIP_SIZE, COLOR_CHIP_SIZE);
         Resources res = context.getResources();
         mSyncedString = res.getString(R.string.synced);
         mNotSyncedString = res.getString(R.string.not_synced);
     }

     private void initData(Cursor c) {
         if (c == null) {
             mRowCount = 0;
             mData = null;
             return;
         }

         mIdColumn = c.getColumnIndexOrThrow(Calendars._ID);
         mNameColumn = c.getColumnIndexOrThrow(Calendars.CALENDAR_DISPLAY_NAME);
         mColorColumn = c.getColumnIndexOrThrow(Calendars.CALENDAR_COLOR);
         mSyncedColumn = c.getColumnIndexOrThrow(Calendars.SYNC_EVENTS);
         mAccountNameColumn = c.getColumnIndexOrThrow(Calendars.ACCOUNT_NAME);
         mAccountTypeColumn = c.getColumnIndexOrThrow(Calendars.ACCOUNT_TYPE);

         mRowCount = c.getCount();
         mData = new CalendarRow[mRowCount];
         c.moveToPosition(-1);
         int p = 0;
         while (c.moveToNext()) {
             long id = c.getLong(mIdColumn);
             mData[p] = new CalendarRow();
             mData[p].id = id;
             mData[p].displayName = c.getString(mNameColumn);
             mData[p].color = c.getInt(mColorColumn);
             mData[p].originalSynced = c.getInt(mSyncedColumn) != 0;
             mData[p].accountName = c.getString(mAccountNameColumn);
             mData[p].accountType = c.getString(mAccountTypeColumn);
             if (mChanges.containsKey(id)) {
                 mData[p].synced = mChanges.get(id).synced;
             } else {
                 mData[p].synced = mData[p].originalSynced;
             }
             p++;
         }
     }

     public void changeCursor(Cursor c) {
         initData(c);
         notifyDataSetChanged();
     }

     @Override
     public View getView(final int position, View convertView, ViewGroup parent) {
         if (position >= mRowCount) {
             return null;
         }
         String name = mData[position].displayName;
         boolean selected = mData[position].synced;
         int color = Utils.getDisplayColorFromColor(mData[position].color);
         View view;
         if (convertView == null) {
             view = mInflater.inflate(LAYOUT, parent, false);
             final View delegate = view.findViewById(R.id.color);
             final View delegateParent = (View) delegate.getParent();
             delegateParent.post(new Runnable() {

                 @Override
                 public void run() {
                     final Rect r = new Rect();
                     delegate.getHitRect(r);
                     r.top -= mColorViewTouchAreaIncrease;
                     r.bottom += mColorViewTouchAreaIncrease;
                     r.left -= mColorViewTouchAreaIncrease;
                     r.right += mColorViewTouchAreaIncrease;
                     delegateParent.setTouchDelegate(new TouchDelegate(r, delegate));
                 }
             });
         } else {
             view = convertView;
         }

         view.setTag(mData[position]);

         CheckBox cb = (CheckBox) view.findViewById(R.id.sync);
         cb.setChecked(selected);

         if (selected) {
             setText(view, R.id.status, mSyncedString);
         } else {
             setText(view, R.id.status, mNotSyncedString);
         }

         View colorView = view.findViewById(R.id.color);
         colorView.setEnabled(hasMoreColors(position));
         colorView.setBackgroundColor(color);
         colorView.setOnClickListener(new OnClickListener() {

             @Override
             public void onClick(View v) {
                 // Purely for sanity check--view should be disabled if account has no more colors
                 if (!hasMoreColors(position)) {
                     return;
                 }

                 if (mColorPickerDialog == null) {
                     mColorPickerDialog = CalendarColorPickerDialog.newInstance(mData[position].id,
                             mIsTablet);
                 } else {
                     mColorPickerDialog.setCalendarId(mData[position].id);
                 }
                 mFragmentManager.executePendingTransactions();
                 if (!mColorPickerDialog.isAdded()) {
                     mColorPickerDialog.show(mFragmentManager, COLOR_PICKER_DIALOG_TAG);
                 }
             }
         });

         setText(view, R.id.calendar, name);
         return view;
     }

     private boolean hasMoreColors(int position) {
         return mCache.hasColors(mData[position].accountName, mData[position].accountType);
     }

     private static void setText(View view, int id, String text) {
         if (TextUtils.isEmpty(text)) {
             return;
         }
         TextView textView = (TextView) view.findViewById(id);
         textView.setText(text);
     }

     @Override
     public int getCount() {
         return mRowCount;
     }

     @Override
     public Object getItem(int position) {
         if (position >= mRowCount) {
             return null;
         }
         CalendarRow item = mData[position];
         return item;
     }

     @Override
     public long getItemId(int position) {
         if (position >= mRowCount) {
             return 0;
         }
         return mData[position].id;
     }

     @Override
     public boolean hasStableIds() {
         return true;
     }

     public int getSynced(int position) {
         return mData[position].synced ? 1 : 0;
     }

     @Override
     public void onItemClick(AdapterView<?> parent, View view, int position, long id)  {
         CalendarRow row = (CalendarRow) view.getTag();
         row.synced = !row.synced;

         String status;
         if (row.synced) {
             status = mSyncedString;
         } else {
             status = mNotSyncedString;
         }
         setText(view, R.id.status, status);

         CheckBox cb = (CheckBox) view.findViewById(R.id.sync);
         cb.setChecked(row.synced);

         // There is some data loss in long -> int, but we should never see it in
         // practice regarding calendar ids.
         mChanges.put(row.id, row);
     }

     public HashMap<Long, CalendarRow> getChanges() {
         return mChanges;
     }

     @Override
     public void onCalendarColorsLoaded() {
         notifyDataSetChanged();
     }
 }
	/*
	* Copyright (C) 2010 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.selectcalendars;

	import android.app.FragmentManager;
	import android.content.Context;
	import android.content.res.Resources;
	import android.database.Cursor;
	import android.graphics.Rect;
	import android.graphics.drawable.shapes.RectShape;
	import android.provider.CalendarContract.Calendars;
	import android.text.TextUtils;
	import android.view.LayoutInflater;
	import android.view.TouchDelegate;
	import android.view.View;
	import android.view.View.OnClickListener;
	import android.view.ViewGroup;
	import android.widget.AdapterView;
	import android.widget.BaseAdapter;
	import android.widget.CheckBox;
	import android.widget.ListAdapter;
	import android.widget.TextView;

	import com.android.calendar.CalendarColorPickerDialog;
	import com.android.calendar.R;
	import com.android.calendar.Utils;
	import com.android.calendar.selectcalendars.CalendarColorCache.OnCalendarColorsLoadedListener;

	import java.util.HashMap;

	public class SelectCalendarsSyncAdapter extends BaseAdapter
	implements ListAdapter, AdapterView.OnItemClickListener, OnCalendarColorsLoadedListener {
	private static final String TAG = "SelCalsAdapter";
	private static final String COLOR_PICKER_DIALOG_TAG = "ColorPickerDialog";

	private static int COLOR_CHIP_SIZE = 30;
	private RectShape r = new RectShape();

	private CalendarColorPickerDialog mColorPickerDialog;
	private CalendarColorCache mCache;

	private LayoutInflater mInflater;
	private static final int LAYOUT = R.layout.calendar_sync_item;
	private CalendarRow[] mData;
	private HashMap<Long, CalendarRow> mChanges = new HashMap<Long, CalendarRow>();
	private int mRowCount = 0;

	private int mIdColumn;
	private int mNameColumn;
	private int mColorColumn;
	private int mSyncedColumn;
	private int mAccountNameColumn;
	private int mAccountTypeColumn;

	private boolean mIsTablet;
	private FragmentManager mFragmentManager;
	private int mColorViewTouchAreaIncrease;


	private final String mSyncedString;
	private final String mNotSyncedString;

	public class CalendarRow {
	long id;
	String displayName;
	int color;
	boolean synced;
	boolean originalSynced;
	String accountName;
	String accountType;
	}

	public SelectCalendarsSyncAdapter(Context context, Cursor c, FragmentManager manager) {
	super();
	initData(c);
	mCache = new CalendarColorCache(context, this);
	mFragmentManager = manager;
	mColorPickerDialog = (CalendarColorPickerDialog)
	manager.findFragmentByTag(COLOR_PICKER_DIALOG_TAG);
	mColorViewTouchAreaIncrease = context.getResources()
	.getDimensionPixelSize(R.dimen.color_view_touch_area_increase);
	mIsTablet = Utils.getConfigBool(context, R.bool.tablet_config);
	mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
	COLOR_CHIP_SIZE *= context.getResources().getDisplayMetrics().density;
	r.resize(COLOR_CHIP_SIZE, COLOR_CHIP_SIZE);
	Resources res = context.getResources();
	mSyncedString = res.getString(R.string.synced);
	mNotSyncedString = res.getString(R.string.not_synced);
	}

	private void initData(Cursor c) {
	if (c == null) {
	mRowCount = 0;
	mData = null;
	return;
	}

	mIdColumn = c.getColumnIndexOrThrow(Calendars._ID);
	mNameColumn = c.getColumnIndexOrThrow(Calendars.CALENDAR_DISPLAY_NAME);
	mColorColumn = c.getColumnIndexOrThrow(Calendars.CALENDAR_COLOR);
	mSyncedColumn = c.getColumnIndexOrThrow(Calendars.SYNC_EVENTS);
	mAccountNameColumn = c.getColumnIndexOrThrow(Calendars.ACCOUNT_NAME);
	mAccountTypeColumn = c.getColumnIndexOrThrow(Calendars.ACCOUNT_TYPE);

	mRowCount = c.getCount();
	mData = new CalendarRow[mRowCount];
	c.moveToPosition(-1);
	int p = 0;
	while (c.moveToNext()) {
	long id = c.getLong(mIdColumn);
	mData[p] = new CalendarRow();
	mData[p].id = id;
	mData[p].displayName = c.getString(mNameColumn);
	mData[p].color = c.getInt(mColorColumn);
	mData[p].originalSynced = c.getInt(mSyncedColumn) != 0;
	mData[p].accountName = c.getString(mAccountNameColumn);
	mData[p].accountType = c.getString(mAccountTypeColumn);
	if (mChanges.containsKey(id)) {
	mData[p].synced = mChanges.get(id).synced;
	} else {
	mData[p].synced = mData[p].originalSynced;
	}
	p++;
	}
	}

	public void changeCursor(Cursor c) {
	initData(c);
	notifyDataSetChanged();
	}

	@Override
	public View getView(final int position, View convertView, ViewGroup parent) {
	if (position >= mRowCount) {
	return null;
	}
	String name = mData[position].displayName;
	boolean selected = mData[position].synced;
	int color = Utils.getDisplayColorFromColor(mData[position].color);
	View view;
	if (convertView == null) {
	view = mInflater.inflate(LAYOUT, parent, false);
	final View delegate = view.findViewById(R.id.color);
	final View delegateParent = (View) delegate.getParent();
	delegateParent.post(new Runnable() {

	@Override
	public void run() {
	final Rect r = new Rect();
	delegate.getHitRect(r);
	r.top -= mColorViewTouchAreaIncrease;
	r.bottom += mColorViewTouchAreaIncrease;
	r.left -= mColorViewTouchAreaIncrease;
	r.right += mColorViewTouchAreaIncrease;
	delegateParent.setTouchDelegate(new TouchDelegate(r, delegate));
	}
	});
	} else {
	view = convertView;
	}

	view.setTag(mData[position]);

	CheckBox cb = (CheckBox) view.findViewById(R.id.sync);
	cb.setChecked(selected);

	if (selected) {
	setText(view, R.id.status, mSyncedString);
	} else {
	setText(view, R.id.status, mNotSyncedString);
	}

	View colorView = view.findViewById(R.id.color);
	colorView.setEnabled(hasMoreColors(position));
	colorView.setBackgroundColor(color);
	colorView.setOnClickListener(new OnClickListener() {

	@Override
	public void onClick(View v) {
	// Purely for sanity check--view should be disabled if account has no more colors
	if (!hasMoreColors(position)) {
	return;
	}

	if (mColorPickerDialog == null) {
	mColorPickerDialog = CalendarColorPickerDialog.newInstance(mData[position].id,
	mIsTablet);
	} else {
	mColorPickerDialog.setCalendarId(mData[position].id);
	}
	mFragmentManager.executePendingTransactions();
	if (!mColorPickerDialog.isAdded()) {
	mColorPickerDialog.show(mFragmentManager, COLOR_PICKER_DIALOG_TAG);
	}
	}
	});

	setText(view, R.id.calendar, name);
	return view;
	}

	private boolean hasMoreColors(int position) {
	return mCache.hasColors(mData[position].accountName, mData[position].accountType);
	}

	private static void setText(View view, int id, String text) {
	if (TextUtils.isEmpty(text)) {
	return;
	}
	TextView textView = (TextView) view.findViewById(id);
	textView.setText(text);
	}

	@Override
	public int getCount() {
	return mRowCount;
	}

	@Override
	public Object getItem(int position) {
	if (position >= mRowCount) {
	return null;
	}
	CalendarRow item = mData[position];
	return item;
	}

	@Override
	public long getItemId(int position) {
	if (position >= mRowCount) {
	return 0;
	}
	return mData[position].id;
	}

	@Override
	public boolean hasStableIds() {
	return true;
	}

	public int getSynced(int position) {
	return mData[position].synced ? 1 : 0;
	}

	@Override
	public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
	CalendarRow row = (CalendarRow) view.getTag();
	row.synced = !row.synced;

	String status;
	if (row.synced) {
	status = mSyncedString;
	} else {
	status = mNotSyncedString;
	}
	setText(view, R.id.status, status);

	CheckBox cb = (CheckBox) view.findViewById(R.id.sync);
	cb.setChecked(row.synced);

	// There is some data loss in long -> int, but we should never see it in
	// practice regarding calendar ids.
	mChanges.put(row.id, row);
	}

	public HashMap<Long, CalendarRow> getChanges() {
	return mChanges;
	}

	@Override
	public void onCalendarColorsLoaded() {
	notifyDataSetChanged();
	}
	}