A142_Desktop/customcombobox.cpp

#include "customcombobox.h"

CustomComboBox::CustomComboBox(QWidget *parent) : QComboBox(parent)
{

    this->setStyleSheet("QComboBox { background-color : black; color : #f7e0b5; "
                        "}QComboBox:editable {"
                       " background: black; selection-background-color: black; color : #f7e0b5;}"
                        "QComboBox QAbstractItemView {"
                         " selection-background-color: black;}"
                        );


}

void CustomComboBox::enterEvent(QEnterEvent * event)
{

    this->setStyleSheet("QComboBox { background-color : black; color : green; "
                        "}QComboBox:editable {"
                       " background: black; selection-background-color: black; color : green; selection-color: green;}"
                        "QComboBox QAbstractItemView {"
                         " selection-background-color: black; selection-color: green;}"
                        );

    emit focused();

}

void CustomComboBox::leaveEvent(QEvent * event)
{

    this->setStyleSheet("QComboBox { background-color : black; color :#f7e0b5; "
                        "}QComboBox:editable {"
                       " background: black; selection-background-color: black; color : #f7e0b5;  selection-color: #f7e0b5; }"
                        "QComboBox QAbstractItemView {"
                         " selection-background-color: black;}"
                        );

    emit unfocused();
}