QTfrontend/ui/mouseoverfilter.cpp
author Mitchell Kember <mk12360@gmail.com>
Fri, 30 Nov 2012 20:00:53 -0500
changeset 8149 237802cf4610
parent 8049 133e22b5c410
child 8326 023a71940f26
permissions -rw-r--r--
Google Code-in: Center help text field Modifies the grid layout slightly so that the help text which appears when hovering over certain elements is centered with respect to the window, even when there are more buttons on one side. https://google-melange.appspot.com/gci/task/view/google/gci2012/7968226


#include <QEvent>
#include <QWidget>
#include <QStackedLayout>
#include <QLabel>
#include <QLineEdit>
#include <QCheckBox>

#include "mouseoverfilter.h"
#include "ui/page/AbstractPage.h"
#include "ui_hwform.h"
#include "hwform.h"
#include "gameuiconfig.h"
#include "DataManager.h"
#include "SDLInteraction.h"

MouseOverFilter::MouseOverFilter(QObject *parent) :
    QObject(parent)
{
}

bool MouseOverFilter::eventFilter( QObject *dist, QEvent *event )
{
    if (event->type() == QEvent::Enter)
    {
        QWidget * widget = dynamic_cast<QWidget*>(dist);

        abstractpage = qobject_cast<AbstractPage*>(ui->Pages->currentWidget());

        if (widget->whatsThis() != NULL)
            abstractpage->setButtonDescription(widget->whatsThis());
        else if (widget->toolTip() != NULL)
            abstractpage->setButtonDescription(widget->toolTip());

        // play a sound when mouse hovers certain ui elements
        QPushButton * button = dynamic_cast<QPushButton*>(dist);
        QLineEdit * textfield = dynamic_cast<QLineEdit*>(dist);
        QCheckBox * checkbox = dynamic_cast<QCheckBox*>(dist);
        QComboBox * droplist = dynamic_cast<QComboBox*>(dist);
        QSlider * slider = dynamic_cast<QSlider*>(dist);
        QTabWidget * tab = dynamic_cast<QTabWidget*>(dist);
        if (HWForm::config->isFrontendSoundEnabled() && (button || textfield || checkbox || droplist || slider || tab))
        {
            SDLInteraction::instance().playSoundFile("/Sounds/steps.ogg");
        }

        return true;
    }
    else if (event->type() == QEvent::Leave)
    {
        abstractpage = qobject_cast<AbstractPage*>(ui->Pages->currentWidget());

        if (abstractpage->getDefautDescription() != NULL)
        {
            abstractpage->setButtonDescription( * abstractpage->getDefautDescription());
        }
        else
            abstractpage->setButtonDescription("");
    }

    return false;
}

void MouseOverFilter::setUi(Ui_HWForm *uiForm)
{
    ui = uiForm;
}