Developer Documentation

selectionWidget.cc
1 /*===========================================================================*\
2 * *
3 * OpenFlipper *
4 * Copyright (c) 2001-2015, RWTH-Aachen University *
5 * Department of Computer Graphics and Multimedia *
6 * All rights reserved. *
7 * www.openflipper.org *
8 * *
9 *---------------------------------------------------------------------------*
10 * This file is part of OpenFlipper. *
11 *---------------------------------------------------------------------------*
12 * *
13 * Redistribution and use in source and binary forms, with or without *
14 * modification, are permitted provided that the following conditions *
15 * are met: *
16 * *
17 * 1. Redistributions of source code must retain the above copyright notice, *
18 * this list of conditions and the following disclaimer. *
19 * *
20 * 2. Redistributions in binary form must reproduce the above copyright *
21 * notice, this list of conditions and the following disclaimer in the *
22 * documentation and/or other materials provided with the distribution. *
23 * *
24 * 3. Neither the name of the copyright holder nor the names of its *
25 * contributors may be used to endorse or promote products derived from *
26 * this software without specific prior written permission. *
27 * *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
31 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
32 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
33 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
34 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
35 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
36 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
37 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
38 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
39 * *
40 \*===========================================================================*/
41
42
43
44 //== INCLUDES =================================================================
45 #include <QHBoxLayout>
46 #include <QLineEdit>
47 #include <QPushButton>
48 #include <QCheckBox>
49 #include <QComboBox>
50
51 #include "../parser/context.hh"
52 #include "selectionWidget.hh"
53
54 //== NAMESPACES ===============================================================
55 namespace VSI {
56
57 //=============================================================================
58 //
59 // CLASS VSI::SelectionWidget - IMPLEMENTATION
60 //
61 //=============================================================================
62
64 SelectionWidget::SelectionWidget(QMap< QString, QString > &_hints, QString _typeName, QWidget *_parent) :
65 TypeWidget (_hints, _typeName, _parent),
66 multiple_ (false),
67 default_ (),
68 combo_ (0)
69 {
70 QHBoxLayout *hL = new QHBoxLayout;
71
72 if (_hints.contains ("names"))
73 {
74 QStringList n = _hints["names"].split (',');
75 QStringList d;
76
77 if (_hints.contains ("descriptions"))
78 {
79 d = _hints["descriptions"].split (',');
80 if (n.length () != d.length ())
81 d = n;
82 }
83
84 for (int i = 0; i < n.length (); i++)
85 names_.append (QPair<QString,QString> (n[i], d[i]));
86 }
87 else
88 names_.append (QPair<QString,QString> ("none", "None"));
89
90 if (_hints.contains ("multiple"))
91 multiple_ = Context::strToBool (_hints["multiple"]);
92
93 if (_hints.contains ("default"))
94 default_ = _hints["default"].split (',');
95
96 if (!multiple_)
97 {
98 combo_ = new QComboBox ();
99 for (int i = 0; i < names_.size (); i++)
100 combo_->addItem (names_[i].second, names_[i].first);
101
102 if (default_.length ())
103 combo_->setCurrentIndex (combo_->findData (default_[0]));
104 else
105 combo_->setCurrentIndex (0);
106
107 hL->addWidget (combo_);
108 }
109 else
110 {
111 QGridLayout *gL = new QGridLayout;
112 for (int i = 0; i < names_.size (); i++)
113 {
114 QCheckBox *c = new QCheckBox (names_[i].second);
115 checkBox_.append (c);
116 gL->addWidget (c, i / 2, i & 1);
117
118 if (default_.contains (names_[i].first))
119 c->setChecked (true);
120 else
121 c->setChecked (false);
122 }
123 hL->addLayout (gL);
124 }
125
126 setLayout (hL);
127 }
128
129 //------------------------------------------------------------------------------
130
132 SelectionWidget::~ SelectionWidget()
133 {
134 }
135
136 //------------------------------------------------------------------------------
137
139 QString SelectionWidget::toValue()
140 {
141 QString rv;
142
143 if (!multiple_)
144 {
145 rv = combo_->itemData (combo_->currentIndex ()).toString ();
146 }
147 else
148 {
149 QStringList sl;
150
151 for (int i = 0; i < names_.size (); i++)
152 {
153 if (checkBox_[i]->isChecked ())
154 sl << names_[i].first;
155 }
156
157 rv = sl.join (",");
158 }
159
160 return "\"" + rv + "\"";
161 }
162
163 //------------------------------------------------------------------------------
164
166 void SelectionWidget::fromValue(QString _from)
167 {
168 if (_from.isEmpty ())
169 {
170 if (!multiple_)
171 combo_->setCurrentIndex (0);
172 else
173 foreach (QCheckBox *c, checkBox_)
174 c->setChecked (false);
175 return;
176 }
177
178 _from.remove (0, 1);
179 _from.remove (_from.length () - 1, 1);
180
181 QStringList values = _from.split (',');
182
183 if (!multiple_)
184 {
185 if (values.length ())
186 combo_->setCurrentIndex (combo_->findData (values[0]));
187 else
188 combo_->setCurrentIndex (0);
189 }
190 else
191 for (int i = 0; i < names_.size (); i++)
192 {
193 if (values.contains (names_[i].first))
194 checkBox_[i]->setChecked (true);
195 else
196 checkBox_[i]->setChecked (false);
197 }
198 }
199
200 //------------------------------------------------------------------------------
201
203 void SelectionWidget::toDefault()
204 {
205 if (!multiple_)
206 {
207 if (default_.length ())
208 combo_->setCurrentIndex (combo_->findData (default_[0]));
209 else
210 combo_->setCurrentIndex (0);
211 }
212 else
213 for (int i = 0; i < names_.size (); i++)
214 {
215 if (default_.contains (names_[i].first))
216 checkBox_[i]->setChecked (true);
217 else
218 checkBox_[i]->setChecked (false);
219 }
220
221 }
222
223 //------------------------------------------------------------------------------
224 }
VSI::SelectionWidget::toDefault
void toDefault()
Reset to default.
Definition: selectionWidget.cc:203
VSI::TypeWidget
Definition: typeWidget.hh:59
VSI::SelectionWidget::toValue
QString toValue()
Convert current value to string.
Definition: selectionWidget.cc:139
VSI::SelectionWidget::fromValue
void fromValue(QString _from)
Read value from string.
Definition: selectionWidget.cc:166
VSI::Context::strToBool
static bool strToBool(QString _str)
Converts the given string to bool.
Definition: context.cc:549
VSI::SelectionWidget::SelectionWidget
SelectionWidget(QMap< QString, QString > &_hints, QString _typeName, QWidget *_parent=NULL)
Constructor.
Definition: selectionWidget.cc:64
VSI
Definition: baseWidget.cc:72