1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
|
/*
* Copyright (C) 2009 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 com.android.calendar.AgendaAdapter.ViewHolder;
import com.android.calendar.AgendaWindowAdapter.EventInfo;
import android.content.ContentUris;
import android.content.Intent;
import android.graphics.Rect;
import android.net.Uri;
import android.provider.Calendar;
import android.provider.Calendar.Events;
import android.text.format.Time;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.AdapterView.OnItemClickListener;
public class AgendaListView extends ListView implements OnItemClickListener {
private static final String TAG = "AgendaListView";
private static final boolean DEBUG = false;
private AgendaWindowAdapter mWindowAdapter;
private AgendaActivity mAgendaActivity;
private DeleteEventHelper mDeleteEventHelper;
public AgendaListView(AgendaActivity agendaActivity) {
super(agendaActivity, null);
mAgendaActivity = agendaActivity;
mContext = agendaActivity;
setOnItemClickListener(this);
setChoiceMode(ListView.CHOICE_MODE_SINGLE);
mWindowAdapter = new AgendaWindowAdapter(agendaActivity, this);
setAdapter(mWindowAdapter);
mDeleteEventHelper =
new DeleteEventHelper(agendaActivity, false /* don't exit when done */);
}
@Override protected void onDetachedFromWindow() {
super.onDetachedFromWindow();
mWindowAdapter.close();
}
// Implementation of the interface OnItemClickListener
public void onItemClick(AdapterView<?> a, View v, int position, long id) {
if (id != -1) {
// Switch to the EventInfo view
EventInfo event = mWindowAdapter.getEventByPosition(position);
if (event != null) {
Uri uri = ContentUris.withAppendedId(Events.CONTENT_URI, event.id);
Intent intent = new Intent(Intent.ACTION_VIEW, uri);
intent.putExtra(Calendar.EVENT_BEGIN_TIME, event.begin);
intent.putExtra(Calendar.EVENT_END_TIME, event.end);
mAgendaActivity.startActivity(intent);
}
}
}
public void goTo(Time time, boolean forced) {
mWindowAdapter.refresh(time, forced);
}
public void refresh(boolean forced) {
Time time = new Time();
time.set(getFirstVisiblePosition());
mWindowAdapter.refresh(time, forced);
}
public void deleteSelectedEvent() {
int position = getSelectedItemPosition();
EventInfo event = mWindowAdapter.getEventByPosition(position);
if (event != null) {
mDeleteEventHelper.delete(event.begin, event.end, event.id, -1);
}
}
@Override
public int getFirstVisiblePosition() {
// TODO File bug!
// getFirstVisiblePosition doesn't always return the first visible
// item. Sometimes, it is above the visible one.
// instead. I loop through the viewgroup children and find the first
// visible one. BTW, getFirstVisiblePosition() == getChildAt(0). I
// am not looping through the entire list.
View v = getFirstVisibleView();
if (v != null) {
if (DEBUG) {
Log.v(TAG, "getFirstVisiblePosition: " + AgendaWindowAdapter.getViewTitle(v));
}
return getPositionForView(v);
}
return -1;
}
public View getFirstVisibleView() {
Rect r = new Rect();
int childCount = getChildCount();
for (int i = 0; i < childCount; ++i) {
View listItem = getChildAt(i);
listItem.getLocalVisibleRect(r);
if (r.top >= 0) { // if visible
return listItem;
}
}
return null;
}
public long getSelectedTime() {
int position = getSelectedItemPosition();
EventInfo event = mWindowAdapter.getEventByPosition(position);
if (event != null) {
return event.begin;
}
return -1;
}
public long getFirstVisibleTime() {
int position = getFirstVisiblePosition();
if (DEBUG) {
Log.v(TAG, "getFirstVisiblePosition = " + position);
}
EventInfo event = mWindowAdapter.getEventByPosition(position);
if (event != null) {
return event.begin;
}
return -1;
}
// Move the currently selected or visible focus down by offset amount.
// offset could be negative.
public void shiftSelection(int offset) {
shiftPosition(offset);
int position = getSelectedItemPosition();
if (position != INVALID_POSITION) {
setSelectionFromTop(position + offset, 0);
}
}
private void shiftPosition(int offset) {
if (DEBUG) {
Log.v(TAG, "Shifting position "+ offset);
}
View firstVisibleItem = getFirstVisibleView();
if (firstVisibleItem != null) {
Rect r = new Rect();
firstVisibleItem.getLocalVisibleRect(r);
// if r.top is < 0, getChildAt(0) and getFirstVisiblePosition() is
// returning an item above the first visible item.
int position = getPositionForView(firstVisibleItem);
setSelectionFromTop(position + offset, r.top > 0 ? -r.top : r.top);
if (DEBUG) {
if (firstVisibleItem.getTag() instanceof AgendaAdapter.ViewHolder) {
ViewHolder viewHolder = (AgendaAdapter.ViewHolder)firstVisibleItem.getTag();
Log.v(TAG, "Shifting from " + position + " by " + offset + ". Title "
+ viewHolder.title.getText());
} else if (firstVisibleItem.getTag() instanceof AgendaByDayAdapter.ViewHolder) {
AgendaByDayAdapter.ViewHolder viewHolder =
(AgendaByDayAdapter.ViewHolder)firstVisibleItem.getTag();
Log.v(TAG, "Shifting from " + position + " by " + offset + ". Date "
+ viewHolder.dateView.getText());
} else if (firstVisibleItem instanceof TextView) {
Log.v(TAG, "Shifting: Looking at header here. " + getSelectedItemPosition());
}
}
} else if (getSelectedItemPosition() >= 0) {
if (DEBUG) {
Log.v(TAG, "Shifting selection from " + getSelectedItemPosition() + " by " + offset);
}
setSelection(getSelectedItemPosition() + offset);
}
}
public void setHideDeclinedEvents(boolean hideDeclined) {
mWindowAdapter.setHideDeclinedEvents(hideDeclined);
}
}
|
