qtimermessagebox.cpp

   1 //
   2 // C++ Implementation: qtimermessagebox
   3 //
   4 // Description:
   5 //
   6 //
   7 // Author: Oliver Groß <z.o.gross@gmx.de>, (C) 2008
   8 //
   9 // Copyright: See COPYING file that comes with this distribution
  10 //
  11 //
  12 #include "qtimermessagebox.h"
  13 #include <QTimerEvent>
  14 #include <QPushButton>
  15
  16 QTimerMessageBox::QTimerMessageBox(QWidget * parent) :
  17         QMessageBox(parent), m_TimerID(-1), m_Timeout(0)
  18 {
  19 }
  20
  21 QTimerMessageBox::QTimerMessageBox(Icon icon, const QString & title, const QString & text, StandardButtons buttons, QWidget * parent, Qt::WindowFlags f) :
  22         QMessageBox(icon, title, text, buttons, parent, f), m_TimerID(-1), m_Timeout(0)
  23 {
  24 }
  25
  26 QTimerMessageBox::~QTimerMessageBox() {
  27         killTimer(m_TimerID);
  28 }
  29
  30 void QTimerMessageBox::timerEvent(QTimerEvent * event) {
  31         if (event->timerId() == m_TimerID) {
  32                 if (m_Timeout > 0) {
  33                         markDefaultButton();
  34                         m_Timeout--;
  35                 }
  36                 else {
  37                         killTimer(m_TimerID);
  38                         emit aboutToTriggerTimeout();
  39                         defaultButton()->click();
  40                 }
  41         }
  42 }
  43
  44 inline void QTimerMessageBox::markDefaultButton() {
  45         defaultButton()->setText(m_DefaultButtonText + " (" + QString::number(m_Timeout) + ')');
  46 }
  47
  48 inline void QTimerMessageBox::setTimeout(int timeout) {
  49         m_Timeout = timeout;
  50 }
  51
  52 int QTimerMessageBox::exec(int timeout) {
  53         if (defaultButton()) {
  54                 setTimeout(timeout);
  55                 m_DefaultButtonText = defaultButton()->text();
  56
  57                 m_TimerID = startTimer(1000);
  58
  59                 int result = QMessageBox::exec();
  60
  61                 killTimer(m_TimerID);
  62                 return result;
  63         }
  64         else
  65                 return QMessageBox::exec();
  66 }
  67
  68 inline QMessageBox::StandardButton QTimerMessageBox::messagebox(QWidget * parent, Icon icon, const QString & title, const QString & text, int timeout, StandardButtons buttons, StandardButton defaultButton) {
  69         QTimerMessageBox messageBox(icon, title, text, buttons, parent);
  70         messageBox.setDefaultButton(defaultButton);
  71         return (QMessageBox::StandardButton)messageBox.exec(timeout);
  72 }
  73
  74 QMessageBox::StandardButton QTimerMessageBox::critical(QWidget * parent, const QString & title, const QString & text, int timeout, StandardButtons buttons, StandardButton defaultButton) {
  75         return messagebox(parent, QMessageBox::Critical, title, text, timeout, buttons, defaultButton);
  76 }
  77
  78 QMessageBox::StandardButton QTimerMessageBox::information(QWidget * parent, const QString & title, const QString & text, int timeout, StandardButtons buttons, StandardButton defaultButton) {
  79         return messagebox(parent, QMessageBox::Information, title, text, timeout, buttons, defaultButton);
  80 }
  81
  82 QMessageBox::StandardButton QTimerMessageBox::question(QWidget * parent, const QString & title, const QString & text, int timeout, StandardButtons buttons, StandardButton defaultButton) {
  83         return messagebox(parent, QMessageBox::Question, title, text, timeout, buttons, defaultButton);
  84 }
  85
  86 QMessageBox::StandardButton QTimerMessageBox::warning(QWidget * parent, const QString & title, const QString & text, int timeout, StandardButtons buttons, StandardButton defaultButton) {
  87         return messagebox(parent, QMessageBox::Warning, title, text, timeout, buttons, defaultButton);
  88 }