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August 24, 2023 00:32
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Python Copy gif to clipboard on windows
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| # The steps are: | |
| # 1. convert a gif to a base64 html image | |
| # 2. copy HTML to clipboard | |
| # 3. in MS Word, paste the html-gif | |
| # Note: This does not work in Gmail, Google Docs and google products | |
| import base64 | |
| import win32clipboard | |
| class ClipboardHelper: | |
| DEFAULT_HTML_BODY = '<html><body>%s</body></html>' | |
| def PutFragment(self, fragment, selection=None, html=None, source=None): | |
| if selection is None: | |
| selection = fragment | |
| if html is None: | |
| html = self.DEFAULT_HTML_BODY % fragment | |
| if source is None: | |
| source = "file://HtmlClipboard.py" | |
| fragmentStart = html.index(fragment) | |
| fragmentEnd = fragmentStart + len(fragment) | |
| selectionStart = html.index(selection) | |
| selectionEnd = selectionStart + len(selection) | |
| self.PutToClipboard(html, fragmentStart, fragmentEnd, selectionStart, selectionEnd, source) | |
| def PutToClipboard(self, html, fragmentStart, fragmentEnd, selectionStart, selectionEnd, source="None"): | |
| try: | |
| win32clipboard.OpenClipboard(0) | |
| win32clipboard.EmptyClipboard() | |
| src = self.EncodeClipboardSource(html, fragmentStart, fragmentEnd, selectionStart, selectionEnd, source) | |
| if src is not None: | |
| src = src.encode("UTF-8") | |
| win32clipboard.SetClipboardData(self.GetCfHtml(), src) | |
| finally: | |
| win32clipboard.CloseClipboard() | |
| def EncodeClipboardSource(self, html, fragmentStart, fragmentEnd, selectionStart, selectionEnd, source): | |
| encoded_source = f"Version:1.0\r\nStartHTML:{fragmentStart:09d}\r\nEndHTML:{fragmentEnd:09d}\r\nStartFragment:{selectionStart:09d}\r\nEndFragment:{selectionEnd:09d}\r\nSourceURL:{source}\r\n{html}" | |
| return encoded_source | |
| def GetCfHtml(self): | |
| return win32clipboard.RegisterClipboardFormat("HTML Format") | |
| # Usage example | |
| if __name__ == "__main__": | |
| helper = ClipboardHelper() | |
| # 1. Read GIF file from filepath | |
| gif_filepath = "C:\\Github\\Python\\PythonUniversalSnippetManager\\Samples\\image_2_transparent.gif" | |
| with open(gif_filepath, "rb") as gif_file: | |
| gif_data = gif_file.read() | |
| # 2. Convert GIF into Base64 HTML element | |
| base64_gif = base64.b64encode(gif_data).decode("utf-8") | |
| gif_html = f'<img src="data:image/gif;base64,{base64_gif}">' | |
| # 3. Copy the HTML to memory | |
| helper.PutFragment(gif_html) |
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