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
|
/*
This file is part of KOrganizer.
Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
As a special exception, permission is given to link this program
with any edition of Qt, and distribute the resulting executable,
without including the source code for Qt in the source distribution.
*/
#include <qsplitter.h>
#include <qlistview.h>
#include <qlayout.h>
#include <qheader.h>
#include <qpushbutton.h>
#include <klocale.h>
#include <kdebug.h>
#include <libkcal/event.h>
#include "lineview.h"
#include "timeline.h"
#include "timespanwidget.h"
#include "timespanwidget.moc"
TimeSpanWidget::TimeSpanWidget( QWidget *parent, const char *name ) :
QWidget( parent, name )
{
QBoxLayout *topLayout = new QVBoxLayout( this );
mSplitter = new QSplitter( this );
topLayout->addWidget( mSplitter );
mList = new QListView( mSplitter );
mList->addColumn( i18n("Summary") );
QWidget *rightPane = new QWidget( mSplitter );
QBoxLayout *rightPaneLayout = new QVBoxLayout( rightPane );
mTimeLine = new TimeLine( rightPane );
mTimeLine->setFixedHeight( mList->header()->height() );
rightPaneLayout->addWidget( mTimeLine );
mLineView = new LineView( rightPane );
rightPaneLayout->addWidget( mLineView );
QBoxLayout *buttonLayout = new QHBoxLayout( rightPaneLayout );
QPushButton *zoomInButton = new QPushButton( i18n("Zoom In"), rightPane );
connect( zoomInButton, SIGNAL( clicked() ), SLOT( zoomIn() ) );
buttonLayout->addWidget( zoomInButton );
QPushButton *zoomOutButton = new QPushButton( i18n("Zoom Out"), rightPane );
connect( zoomOutButton, SIGNAL( clicked() ), SLOT( zoomOut() ) );
buttonLayout->addWidget( zoomOutButton );
QPushButton *centerButton = new QPushButton( i18n("Center View"), rightPane );
connect( centerButton, SIGNAL( clicked() ), SLOT( centerView() ) );
buttonLayout->addWidget( centerButton );
connect(mLineView->horizontalScrollBar(),SIGNAL(valueChanged(int)),
mTimeLine,SLOT(setContentsPos(int)));
}
TimeSpanWidget::~TimeSpanWidget()
{
}
QValueList<int> TimeSpanWidget::splitterSizes()
{
return mSplitter->sizes();
}
void TimeSpanWidget::setSplitterSizes( QValueList<int> sizes )
{
mSplitter->setSizes( sizes );
}
void TimeSpanWidget::addItem( KCal::Event *event )
{
new QListViewItem( mList, event->summary() );
QDateTime startDt = event->dtStart();
QDateTime endDt = event->dtEnd();
// kdDebug(5850) << "TimeSpanWidget::addItem(): start: " << startDt.toString()
// << " end: " << endDt.toString() << endl;
// int startSecs = mStartDate.secsTo( startDt );
// int durationSecs = startDt.secsTo( endDt );
// kdDebug(5850) << "--- startSecs: " << startSecs << " dur: " << durationSecs << endl;
int startX = mStartDate.secsTo( startDt ) / mSecsPerPixel;
int endX = startX + startDt.secsTo( endDt ) / mSecsPerPixel;
// kdDebug(5850) << "TimeSpanWidget::addItem(): s: " << startX << " e: " << endX << endl;
mLineView->addLine( startX, endX );
}
void TimeSpanWidget::clear()
{
mList->clear();
mLineView->clear();
}
void TimeSpanWidget::updateView()
{
#if QT_VERSION >= 300
mLineView->updateContents();
mTimeLine->updateContents();
#else
#endif
}
void TimeSpanWidget::setDateRange( const QDateTime &start, const QDateTime &end )
{
mStartDate = start;
mEndDate = end;
mTimeLine->setDateRange( start, end );
mSecsPerPixel = mStartDate.secsTo( mEndDate ) / mLineView->pixelWidth();
}
QDateTime TimeSpanWidget::startDateTime()
{
return mStartDate;
}
QDateTime TimeSpanWidget::endDateTime()
{
return mEndDate;
}
void TimeSpanWidget::zoomIn()
{
int span = mStartDate.daysTo( mEndDate );
setDateRange( mStartDate.addDays( span / 4 ), mEndDate.addDays( span / -4 ) );
emit dateRangeChanged();
}
void TimeSpanWidget::zoomOut()
{
int span = mStartDate.daysTo( mEndDate );
setDateRange( mStartDate.addDays( span / -4 ), mEndDate.addDays( span / 4 ) );
emit dateRangeChanged();
}
void TimeSpanWidget::centerView()
{
QScrollBar *scrollBar = mLineView->horizontalScrollBar();
int min = scrollBar->minValue();
int max = scrollBar->maxValue();
scrollBar->setValue( min + (max-min) / 2 );
}
|
