1 files changed, 128 insertions, 0 deletions
diff --git a/examples/widgets/draganddrop/draggableicons/draggableicons.py b/examples/widgets/draganddrop/draggableicons/draggableicons.py
new file mode 100644
index 000000000..b929bd5e3
--- /dev/null
+++ b/examples/widgets/draganddrop/draggableicons/draggableicons.py
@@ -0,0 +1,128 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+from pathlib import Path
+import sys
+
+from PySide6.QtCore import QByteArray, QDataStream, QIODevice, QMimeData, QPoint, Qt
+from PySide6.QtGui import QColor, QDrag, QPainter, QPixmap
+from PySide6.QtWidgets import QApplication, QFrame, QHBoxLayout, QLabel, QWidget
+
+
+class DragWidget(QFrame):
+    def __init__(self, parent: QWidget):
+        super().__init__(parent)
+        self.setMinimumSize(200, 200)
+        self.setFrameStyle(QFrame.Sunken | QFrame.StyledPanel)
+        self.setAcceptDrops(True)
+
+        path = Path(__file__).resolve().parent
+
+        boat_icon = QLabel(self)
+        boat_icon.setPixmap(QPixmap(path / "images" / "boat.png"))
+        boat_icon.move(10, 10)
+        boat_icon.show()
+        boat_icon.setAttribute(Qt.WA_DeleteOnClose)
+
+        car_icon = QLabel(self)
+        car_icon.setPixmap(QPixmap(path / "images" / "car.png"))
+        car_icon.move(100, 10)
+        car_icon.show()
+        car_icon.setAttribute(Qt.WA_DeleteOnClose)
+
+        house_icon = QLabel(self)
+        house_icon.setPixmap(QPixmap(path / "images" / "house.png"))
+        house_icon.move(10, 80)
+        house_icon.show()
+        house_icon.setAttribute(Qt.WA_DeleteOnClose)
+
+    def dragEnterEvent(self, event):
+        if event.mimeData().hasFormat("application/x-dnditem_data"):
+            if event.source() == self:
+                event.setDropAction(Qt.MoveAction)
+                event.accept()
+            else:
+                event.acceptProposedAction()
+        else:
+            event.ignore()
+
+    def dragMoveEvent(self, event):
+        if event.mimeData().hasFormat("application/x-dnditem_data"):
+            if event.source() == self:
+                event.setDropAction(Qt.MoveAction)
+                event.accept()
+            else:
+                event.acceptProposedAction()
+        else:
+            event.ignore()
+
+    def dropEvent(self, event):
+        if event.mimeData().hasFormat("application/x-dnditem_data"):
+            item_data: QByteArray = event.mimeData().data("application/x-dnditem_data")
+            data_stream = QDataStream(item_data, QIODevice.ReadOnly)
+
+            pixmap = QPixmap()
+            offset = QPoint()
+
+            data_stream >> pixmap >> offset
+
+            new_icon = QLabel(self)
+            new_icon.setPixmap(pixmap)
+            new_icon.move(event.position().toPoint() - offset)
+            new_icon.show()
+            new_icon.setAttribute(Qt.WA_DeleteOnClose)
+
+            if event.source() == self:
+                event.setDropAction(Qt.MoveAction)
+                event.accept()
+            else:
+                event.acceptProposedAction()
+        else:
+            event.ignore()
+
+    def mousePressEvent(self, event):
+        child: QLabel = self.childAt(event.position().toPoint())
+        if not child:
+            return
+
+        pixmap = child.pixmap()
+
+        item_data = QByteArray()
+        data_stream = QDataStream(item_data, QIODevice.WriteOnly)
+
+        data_stream << pixmap << QPoint(event.position().toPoint() - child.pos())
+
+        mime_data = QMimeData()
+        mime_data.setData("application/x-dnditem_data", item_data)
+
+        drag = QDrag(self)
+        drag.setMimeData(mime_data)
+        drag.setPixmap(pixmap)
+        drag.setHotSpot(event.position().toPoint() - child.pos())
+
+        # .copy() is important: python is different than c++ in this case
+        temp_pixmap = pixmap.copy()
+        with QPainter(temp_pixmap) as painter:
+            painter.fillRect(pixmap.rect(), QColor(127, 127, 127, 127))
+
+        child.setPixmap(temp_pixmap)
+
+        if drag.exec(Qt.CopyAction | Qt.MoveAction, Qt.CopyAction) == Qt.MoveAction:
+            child.close()
+        else:
+            child.show()
+            child.setPixmap(pixmap)
+
+
+if __name__ == "__main__":
+    app = QApplication(sys.argv)
+
+    main_widget = QWidget()
+    horizontal_layout = QHBoxLayout(main_widget)
+    horizontal_layout.addWidget(DragWidget(main_widget))
+    horizontal_layout.addWidget(DragWidget(main_widget))
+
+    main_widget.setWindowTitle("Draggable Icons")
+    main_widget.show()
+
+    sys.exit(app.exec())