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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)
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