Pyqt5 基本操作-复制文字，图片，html

参考文档：https://blog.csdn.net/qq_42896653/article/details/99701165

# -*- coding:utf-8 -*-
# Time : 2019/08/18 上午 10:45 
# Author : 御承扬
# e-mail:2923616405@qq.com
# project:  PyQt5
# File : qt31_Clipboard.py 
# @software: PyCharm


import os
import sys
from PyQt5.QtCore import QMimeData
from PyQt5.QtWidgets import *
from PyQt5.QtGui import QPixmap, QIcon


class Form(QDialog):
    def __init__(self, parent=None):
        super(Form, self).__init__(parent)
        textCopyButton = QPushButton("&Copy Text")
        textPasteButton = QPushButton("Paste &Text")
        htmlCopyButton = QPushButton("C&opy HTML")
        htmlPasteButton = QPushButton("Paste &HTML")
        imageCopyButton = QPushButton("Co&py Image")
        imagePasteButton = QPushButton("Paste &Image")
        self.textLabel = QLabel("Original text")
        self.imageLabel = QLabel()
        self.imageLabel.setPixmap(QPixmap(os.path.join(os.path.dirname(__file__), "./images/Python2.ico")))
        layout = QGridLayout()
        layout.addWidget(textCopyButton, 0, 0)
        layout.addWidget(imageCopyButton, 0, 1)
        layout.addWidget(htmlCopyButton, 0, 2)
        layout.addWidget(textPasteButton, 1, 0)
        layout.addWidget(imagePasteButton, 1, 1)
        layout.addWidget(htmlPasteButton, 1, 2)
        layout.addWidget(self.textLabel, 2, 0, 1, 2)
        layout.addWidget(self.imageLabel, 2, 2)
        self.setLayout(layout)
        textCopyButton.clicked.connect(self.copyText)
        textPasteButton.clicked.connect(self.pasteText)
        htmlCopyButton.clicked.connect(self.copyHtml)
        htmlPasteButton.clicked.connect(self.pasteHtml)
        imageCopyButton.clicked.connect(self.copyImage)
        imagePasteButton.clicked.connect(self.pasteImage)
        self.setWindowTitle("Clipboard 例子")
        self.setWindowIcon(QIcon("./images/Python2.ico"))

    def copyText(self):
        clipboard = QApplication.clipboard()
        clipboard.setText("I've been clipped")

    def pasteText(self):
        clipboard = QApplication.clipboard()
        self.textLabel.setText(clipboard.text())

    def copyImage(self):
        clipboard = QApplication.clipboard()
        clipboard.setPixmap(QPixmap(os.path.join(os.path.dirname(__file__), "./images/python.jpg")))

    def pasteImage(self):
        clipboard = QApplication.clipboard()
        self.imageLabel.setPixmap(clipboard.pixmap())

    def copyHtml(self):
        mimeData = QMimeData()
        mimeData.setHtml("<b>Bold and<font color=red>Red</font></b>")
        clipboard = QApplication.clipboard()
        clipboard.setMimeData(mimeData)

    def pasteHtml(self):
        clipboard = QApplication.clipboard()
        mimeData = clipboard.mimeData()
        if mimeData.hasHtml():
            self.textLabel.setText(mimeData.html())


if __name__ == "__main__":
    app = QApplication(sys.argv)
    form = Form()
    form.show()
    sys.exit(app.exec_())