Imported Upstream version 3.1.0upstream/3.1.0

1 files changed, 35 insertions, 0 deletions

diff --git a/SQLiteStudio3/guiSQLiteStudio/common/centerediconitemdelegate.cpp b/SQLiteStudio3/guiSQLiteStudio/common/centerediconitemdelegate.cpp
new file mode 100644
index 0000000..83d8cc3
--- /dev/null
+++ b/SQLiteStudio3/guiSQLiteStudio/common/centerediconitemdelegate.cpp
@@ -0,0 +1,35 @@
+#include "centerediconitemdelegate.h"
+#include <QApplication>
+#include <QPainter>
+
+CenteredIconItemDelegate::CenteredIconItemDelegate(QObject* parent) :
+    QStyledItemDelegate(parent)
+{
+}
+
+void CenteredIconItemDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
+{
+    if (!index.isValid())
+        return;
+
+    QStyleOptionViewItem opt = option;
+    initStyleOption(&opt, index);
+
+    // disable default icon
+    opt.icon = QIcon();
+    if (opt.features.testFlag(QStyleOptionViewItem::HasDecoration))
+        opt.features ^= QStyleOptionViewItem::HasDecoration;
+
+    // draw default item
+    QApplication::style()->drawControl(QStyle::CE_ItemViewItem, &opt, painter, 0);
+
+    const QRect r = option.rect;
+
+    // get pixmap
+    QIcon icon = qvariant_cast<QIcon>(index.data(Qt::DecorationRole));
+    QPixmap pix = icon.pixmap(r.size());
+
+    // draw pixmap at center of item
+    const QPoint p = QPoint((r.width() - pix.width()) / 2, (r.height() - pix.height()) / 2);
+    painter->drawPixmap(r.topLeft() + p, pix);
+}