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#include "PluginListStyledItemDelegate.h"
#include "PluginListModel.h"
#include "PluginListView.h"
#include <QApplication>
namespace BSPluginList
{
PluginListStyledItemDelegate::PluginListStyledItemDelegate(PluginListView* view)
: QStyledItemDelegate(view), m_View{view}
{}
void PluginListStyledItemDelegate::paint(QPainter* painter,
const QStyleOptionViewItem& option,
const QModelIndex& index) const
{
QStyleOptionViewItem opt(option);
if (index.column() == 0) {
if (!index.model()->hasChildren(index) || !index.data().isValid()) {
opt.rect.adjust(-m_View->indentation(), 0, 0, 0);
}
}
const auto color = m_View->markerColor(index);
opt.backgroundBrush = color;
const auto widget = opt.widget;
const auto style = widget ? widget->style() : QApplication::style();
if (!index.siblingAtColumn(0).data().isValid()) {
QStyleOptionFrame optFrame;
optFrame.initFrom(widget);
optFrame.rect = opt.rect;
optFrame.frameShape = QFrame::HLine;
optFrame.lineWidth = 0;
optFrame.midLineWidth = 1;
optFrame.state |= QStyle::State_Sunken;
QApplication::style()->drawControl(QStyle::CE_ShapedFrame, &optFrame, painter,
widget);
return;
}
const auto plugin =
index.data(PluginListModel::InfoRole).value<const TESData::FileInfo*>();
bool disabledText = false;
switch (index.column()) {
case PluginListModel::COL_NAME:
disabledText = plugin && plugin->isAlwaysEnabled();
break;
case PluginListModel::COL_PRIORITY:
case PluginListModel::COL_MODINDEX:
disabledText = plugin && plugin->forceLoaded();
break;
}
if (disabledText) {
opt.palette.setBrush(QPalette::Text,
opt.palette.brush(QPalette::Disabled, QPalette::Text));
}
// HACK: we can't normally have a disabled checkbox on a selectable row, so create a
// margin for it and then draw one manually
bool drawCheck = false;
bool enabled = false;
if (index.column() == 0 && !index.data(Qt::CheckStateRole).isValid()) {
if (plugin) {
drawCheck = true;
if (plugin->forceLoaded() || plugin->forceEnabled()) {
enabled = true;
}
}
// set decoration size to use as text margin
opt.decorationSize.setWidth(
style->pixelMetric(QStyle::PM_IndicatorWidth, &opt, widget));
}
QStyledItemDelegate::paint(painter, opt, index);
// draw check on top
if (drawCheck) {
opt.features |= QStyleOptionViewItem::HasCheckIndicator;
QRect checkRect =
style->subElementRect(QStyle::SE_ItemViewItemCheckIndicator, &opt, widget);
opt.rect = checkRect;
opt.state &= ~QStyle::State_Enabled;
if (enabled) {
opt.state |= QStyle::State_On;
}
style->drawPrimitive(QStyle::PE_IndicatorItemViewItemCheck, &opt, painter, widget);
}
}
void PluginListStyledItemDelegate::initStyleOption(QStyleOptionViewItem* option,
const QModelIndex& index) const
{
const auto backgroundColor = option->backgroundBrush.color();
QStyledItemDelegate::initStyleOption(option, index);
// HACK: create a text margin where the checkbox should be
if (index.column() == 0 && !index.data(Qt::CheckStateRole).isValid()) {
if (index.data(PluginListModel::InfoRole).isValid()) {
option->features |= QStyleOptionViewItem::HasDecoration;
}
}
if (backgroundColor.isValid()) {
option->backgroundBrush = backgroundColor;
}
}
} // namespace BSPluginList
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