menuaction.cc

c++的guiQt做的开发

/** @file
 MenuAction - wrapper around QAction
 @author Martin Petricek
*/
#include "menuaction.h"

namespace gui {

/**
 Constructor of MenuAction
 @param parent Parent object
*/
MenuAction::MenuAction(QObject *parent) : QAction(parent) {
 init();
}

/**
 Constructor of MenuAction
 @param text Item text
 @param parent Parent object
*/
MenuAction::MenuAction(const QString &text, QObject *parent) : QAction(text,parent) {
 init();
}

/**
 Constructor of MenuAction
 @param icon Item icon
 @param text Item text
 @param parent Parent object
*/
MenuAction::MenuAction(const QIcon &icon, const QString &text, QObject *parent) : QAction(icon,text,parent) {
 init();
}

/**
 Common initialization function
*/
void MenuAction::init() {
 connect(this,SIGNAL(triggered(bool)),this,SLOT(internal_triggered(bool)));
 connect(this,SIGNAL(hovered()),this,SLOT(internal_hovered()));
}

/**
 Internal slot, used to re-emit the signal
 @param checked True if this was a checkitem and it is checked
*/
void MenuAction::internal_triggered(bool checked/*=false*/) {
 emit triggered(this);
}

/**
 Internal slot, emit help text when hovered over the item
*/
void MenuAction::internal_hovered() {
 QString s=text().replace("&","");
 QKeySequence sq=shortcut();
 if (!sq.isEmpty()) {
  s+=QString(" (")+sq.toString(QKeySequence::NativeText)+QString(")");
 }
 emit helpText(s);
}


} // namespace gui