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-rw-r--r--examples/widgets/draganddrop/dropsite/dropsitewindow.py115
1 files changed, 115 insertions, 0 deletions
diff --git a/examples/widgets/draganddrop/dropsite/dropsitewindow.py b/examples/widgets/draganddrop/dropsite/dropsitewindow.py
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+++ b/examples/widgets/draganddrop/dropsite/dropsitewindow.py
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+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+import re
+from PySide6.QtCore import QMimeData, Qt, Slot
+from PySide6.QtGui import QGuiApplication
+from PySide6.QtWidgets import (QAbstractItemView, QPushButton,
+ QDialogButtonBox, QLabel,
+ QTableWidget, QTableWidgetItem,
+ QVBoxLayout, QWidget)
+
+from droparea import DropArea
+
+DESCRIPTION = """This example accepts drags from other applications and
+displays the MIME types provided by the drag object."""
+
+
+_WHITESPACE_PATTERN = re.compile(r"\s+")
+
+
+def simplify_whitespace(s):
+ return _WHITESPACE_PATTERN.sub(" ", s).strip()
+
+
+class DropSiteWindow(QWidget):
+
+ def __init__(self):
+ super().__init__()
+ drop_area = DropArea()
+ abstract_label = QLabel()
+ self._formats_table = QTableWidget()
+
+ button_box = QDialogButtonBox()
+ abstract_label = QLabel(DESCRIPTION)
+ abstract_label.setWordWrap(True)
+ abstract_label.adjustSize()
+
+ drop_area = DropArea()
+ drop_area.changed.connect(self.update_formats_table)
+
+ self._formats_table = QTableWidget()
+ self._formats_table.setColumnCount(2)
+ self._formats_table.setEditTriggers(QAbstractItemView.NoEditTriggers)
+ self._formats_table.setHorizontalHeaderLabels(["Format", "Content"])
+ self._formats_table.horizontalHeader().setStretchLastSection(True)
+
+ clear_button = QPushButton("Clear")
+ self._copy_button = QPushButton("Copy")
+ quit_button = QPushButton("Quit")
+
+ button_box = QDialogButtonBox()
+ button_box.addButton(clear_button, QDialogButtonBox.ActionRole)
+ button_box.addButton(self._copy_button, QDialogButtonBox.ActionRole)
+ self._copy_button.setVisible(False)
+
+ button_box.addButton(quit_button, QDialogButtonBox.RejectRole)
+
+ quit_button.clicked.connect(self.close)
+ clear_button.clicked.connect(drop_area.clear)
+ self._copy_button.clicked.connect(self.copy)
+
+ main_layout = QVBoxLayout(self)
+ main_layout.addWidget(abstract_label)
+ main_layout.addWidget(drop_area)
+ main_layout.addWidget(self._formats_table)
+ main_layout.addWidget(button_box)
+
+ self.setWindowTitle("Drop Site")
+ self.resize(700, 500)
+
+ @Slot(QMimeData)
+ def update_formats_table(self, mime_data):
+ self._formats_table.setRowCount(0)
+ self._copy_button.setEnabled(False)
+ if not mime_data:
+ return
+
+ for format in mime_data.formats():
+ format_item = QTableWidgetItem(format)
+ format_item.setFlags(Qt.ItemIsEnabled)
+ format_item.setTextAlignment(Qt.AlignTop | Qt.AlignLeft)
+
+ if format == "text/plain":
+ text = simplify_whitespace(mime_data.text())
+ elif format == "text/markdown":
+ text = mime_data.data("text/markdown").data().decode("utf8")
+ elif format == "text/html":
+ text = simplify_whitespace(mime_data.html())
+ elif format == "text/uri-list":
+ url_list = mime_data.urls()
+ text = ""
+ for i in range(0, min(len(url_list), 32)):
+ text += url_list[i].toString() + " "
+ else:
+ data = mime_data.data(format)
+ if data.size() > 32:
+ data.truncate(32)
+ text = data.toHex(" ").data().decode("utf8").upper()
+
+ row = self._formats_table.rowCount()
+ self._formats_table.insertRow(row)
+ self._formats_table.setItem(row, 0, QTableWidgetItem(format))
+ self._formats_table.setItem(row, 1, QTableWidgetItem(text))
+
+ self._formats_table.resizeColumnToContents(0)
+ self._copy_button.setEnabled(self._formats_table.rowCount() > 0)
+
+ @Slot()
+ def copy(self):
+ text = ""
+ for row in range(0, self._formats_table.rowCount()):
+ c1 = self._formats_table.item(row, 0).text()
+ c2 = self._formats_table.item(row, 1).text()
+ text += f"{c1}: {c2}\n"
+ QGuiApplication.clipboard().setText(text)