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#include <QString>
#include <QKeyEvent>
#include "combobox.hpp"
ContentSelectorView::ComboBox::ComboBox(QWidget *parent) :
QComboBox(parent)
{
mValidator = new QRegExpValidator(QRegExp("^[a-zA-Z0-9_]*$"), this); // Alpha-numeric + underscore
setValidator(mValidator);
setEditable(true);
setCompleter(nullptr);
setEnabled (true);
setInsertPolicy(QComboBox::NoInsert);
}
void ContentSelectorView::ComboBox::paintEvent(QPaintEvent *)
{
QStylePainter painter(this);
painter.setPen(palette().color(QPalette::Text));
// draw the combobox frame, focusrect and selected etc.
QStyleOptionComboBox opt;
initStyleOption(&opt);
painter.drawComplexControl(QStyle::CC_ComboBox, opt);
// draw the icon and text
if (!opt.editable && currentIndex() == -1) // <<< we adjust the text displayed when nothing is selected
opt.currentText = mPlaceholderText;
painter.drawControl(QStyle::CE_ComboBoxLabel, opt);
}
void ContentSelectorView::ComboBox::setPlaceholderText(const QString &text)
{
mPlaceholderText = text;
}
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