clearlineedit.cpp

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#include "./clearlineedit.h"
 
#include <QStyle>
#include <QStyleOptionFrame>
 
namespace QtUtilities {


ClearLineEdit::ClearLineEdit(QWidget *parent)
    : QLineEdit(parent)
    , ButtonOverlay(this, this)
{
    ButtonOverlay::setClearButtonEnabled(true);
}

ClearLineEdit::~ClearLineEdit()
{
}

void ClearLineEdit::handleTextChanged(const QString &text)
{
    updateClearButtonVisibility(!text.isEmpty());
}
 
void ClearLineEdit::handleClearButtonClicked()
{
    clear();
}
 
void ClearLineEdit::handleCustomLayoutCreated()
{
    const QStyle *const s = style();
    QStyleOptionFrame opt;
    opt.initFrom(this);
    setContentsMarginsFromEditFieldRectAndFrameWidth(s->subElementRect(QStyle::SE_LineEditContents, &opt, this),
        s->pixelMetric(QStyle::PM_DefaultFrameWidth, &opt, m_widget), s->pixelMetric(QStyle::PM_LayoutVerticalSpacing, &opt, m_widget));
    connect(this, &ClearLineEdit::textChanged, this, &ClearLineEdit::handleTextChanged);
}
 
bool ClearLineEdit::isCleared() const
{
    return text().isEmpty();
}
} // namespace QtUtilities