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Updated CheckComboBox to look more like QComboBox

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Signed-off-by: Trial97 <alexandru.tripon97@gmail.com>
This commit is contained in:
Trial97
2024-04-26 00:16:48 +03:00
parent 1961e2081f
commit e1ed317c13
4 changed files with 34 additions and 37 deletions
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56
launcher/ui/widgets/CheckComboBox.cpp
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@ -26,6 +26,7 @@
#include <QLineEdit>
#include <QListView>
#include <QStringList>
#include <QStylePainter>
class CheckComboModel : public QIdentityProxyModel {
Q_OBJECT
@ -70,12 +71,6 @@ class CheckComboModel : public QIdentityProxyModel {
CheckComboBox::CheckComboBox(QWidget* parent) : QComboBox(parent), m_separator(", ")
{
QLineEdit* lineEdit = new QLineEdit(this);
lineEdit->setReadOnly(true);
setLineEdit(lineEdit);
lineEdit->disconnect(this);
setInsertPolicy(QComboBox::NoInsert);
view()->installEventFilter(this);
view()->window()->installEventFilter(this);
view()->viewport()->installEventFilter(this);
@ -89,9 +84,9 @@ void CheckComboBox::setSourceModel(QAbstractItemModel* new_model)
model()->disconnect(this);
QComboBox::setModel(proxy);
connect(this, QOverload<int>::of(&QComboBox::activated), this, &CheckComboBox::toggleCheckState);
connect(proxy, &CheckComboModel::checkStateChanged, this, &CheckComboBox::updateCheckedItems);
connect(model(), &CheckComboModel::rowsInserted, this, &CheckComboBox::updateCheckedItems);
connect(model(), &CheckComboModel::rowsRemoved, this, &CheckComboBox::updateCheckedItems);
connect(proxy, &CheckComboModel::checkStateChanged, this, &CheckComboBox::emitCheckedItemsChanged);
connect(model(), &CheckComboModel::rowsInserted, this, &CheckComboBox::emitCheckedItemsChanged);
connect(model(), &CheckComboModel::rowsRemoved, this, &CheckComboBox::emitCheckedItemsChanged);
}
void CheckComboBox::hidePopup()
@ -100,15 +95,9 @@ void CheckComboBox::hidePopup()
QComboBox::hidePopup();
}
void CheckComboBox::updateCheckedItems()
void CheckComboBox::emitCheckedItemsChanged()
{
QStringList items = checkedItems();
if (items.isEmpty())
setEditText(defaultText());
else
setEditText(items.join(separator()));
emit checkedItemsChanged(items);
emit checkedItemsChanged(checkedItems());
}
QString CheckComboBox::defaultText() const
@ -118,10 +107,7 @@ QString CheckComboBox::defaultText() const
void CheckComboBox::setDefaultText(const QString& text)
{
if (m_default_text != text) {
m_default_text = text;
updateCheckedItems();
}
m_default_text = text;
}
QString CheckComboBox::separator() const
@ -131,10 +117,7 @@ QString CheckComboBox::separator() const
void CheckComboBox::setSeparator(const QString& separator)
{
if (m_separator != separator) {
m_separator = separator;
updateCheckedItems();
}
m_separator = separator;
}
bool CheckComboBox::eventFilter(QObject* receiver, QEvent* event)
@ -157,6 +140,8 @@ bool CheckComboBox::eventFilter(QObject* receiver, QEvent* event)
case QEvent::MouseButtonRelease:
containerMousePress = false;
break;
case QEvent::Wheel:
return receiver == this;
default:
break;
}
@ -170,7 +155,7 @@ void CheckComboBox::toggleCheckState(int index)
Qt::CheckState state = static_cast<Qt::CheckState>(value.toInt());
setItemData(index, (state == Qt::Unchecked ? Qt::Checked : Qt::Unchecked), Qt::CheckStateRole);
}
updateCheckedItems();
emitCheckedItemsChanged();
}
Qt::CheckState CheckComboBox::itemCheckState(int index) const
@ -198,4 +183,23 @@ void CheckComboBox::setCheckedItems(const QStringList& items)
}
}
void CheckComboBox::paintEvent(QPaintEvent*)
{
QStylePainter painter(this);
painter.setPen(palette().color(QPalette::Text));
// draw the combobox frame, focusrect and selected etc.
QStyleOptionComboBox opt;
initStyleOption(&opt);
QStringList items = checkedItems();
if (items.isEmpty())
opt.currentText = defaultText();
else
opt.currentText = items.join(separator());
painter.drawComplexControl(QStyle::CC_ComboBox, opt);
// draw the icon and text
painter.drawControl(QStyle::CE_ComboBoxLabel, opt);
}
#include "CheckComboBox.moc"