fontbutton.cpp
1 //------------------------------------------------------------------------------
2 // fontbutton.cpp
3 //------------------------------------------------------------------------------
4 //
5 // This library is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU Lesser General Public
7 // License as published by the Free Software Foundation; either
8 // version 2.1 of the License, or (at your option) any later version.
9 //
10 // This library is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 // Lesser General Public License for more details.
14 //
15 // You should have received a copy of the GNU Lesser General Public
16 // License along with this library; if not, write to the Free Software
17 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
18 // 02110-1301 USA
19 //
20 //------------------------------------------------------------------------------
21 // Copyright (C) 2010 "Zalewa" <zalewapl@gmail.com>
22 //------------------------------------------------------------------------------
23 #include "fontbutton.h"
24 #include <QFontDialog>
25 
26 FontButton::FontButton(QWidget* parent)
27 : QPushButton(parent)
28 {
29  connect(this, SIGNAL( clicked() ), SLOT( thisClicked() ) );
30 
31  this->updateAppearance();
32 }
33 
34 void FontButton::setSelectedFont(const QFont& font)
35 {
36  this->currentFont = font;
37  this->updateAppearance();
38 }
39 
40 void FontButton::thisClicked()
41 {
42  bool bOk = false;
43  QFont fontTmp = QFontDialog::getFont(&bOk, this->currentFont, this->parentWidget());
44 
45  if(bOk)
46  {
47  this->updateFont(fontTmp);
48  }
49 }
50 
51 void FontButton::updateAppearance()
52 {
53  QString text = QString("%1, %2").arg(this->currentFont.family()).arg(this->currentFont.pointSize());
54  QFont textFont = this->currentFont;
55 
56  this->setFont(textFont);
57  this->setText(text);
58 }
59 
60 void FontButton::updateFont(const QFont& newFont)
61 {
62  QFont oldFont = this->currentFont;
63  this->currentFont = newFont;
64  updateAppearance();
65 
66  emit fontUpdated(oldFont, this->currentFont);
67 }
68 
void updateFont(const QFont &newFont)
Will always emit fontUpdated() signal.
Definition: fontbutton.cpp:60