Eugenio Parodi
2 years ago
8 changed files with 382 additions and 40 deletions
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# MIT License |
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# |
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# Copyright (c) 2024 Eugenio Parodi <ceccopierangiolieugenio AT googlemail DOT com> |
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# |
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# Permission is hereby granted, free of charge, to any person obtaining a copy |
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# of this software and associated documentation files (the "Software"), to deal |
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# in the Software without restriction, including without limitation the rights |
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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# copies of the Software, and to permit persons to whom the Software is |
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# furnished to do so, subject to the following conditions: |
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# |
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# The above copyright notice and this permission notice shall be included in all |
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# copies or substantial portions of the Software. |
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# |
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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# SOFTWARE. |
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__all__ = ['ttkCrossOpen', 'ttkCrossSave', 'ttkCrossSaveAs', 'TTkEncoding', 'ttkConnectDragOpen', 'ttkEmitDragOpen', 'ttkEmitFileOpen'] |
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import os |
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import importlib.util |
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import json |
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from TermTk import pyTTkSlot, pyTTkSignal |
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from TermTk import TTkLog |
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from TermTk import TTkMessageBox, TTkFileDialogPicker, TTkHelper, TTkString, TTkK, TTkColor |
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ttkCrossOpen = None |
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ttkCrossSave = None |
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ttkCrossSaveAs = None |
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ttkEmitDragOpen = None |
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ttkEmitFileOpen = None |
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ttkConnectDragOpen = None |
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class TTkEncoding(str): |
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TEXT = "text" |
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TEXT_PLAIN = "text/plain" |
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TEXT_PLAIN_UTF8 = "text/plain;charset=utf-8" |
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APPLICATION = 'application' |
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APPLICATION_JSON = 'application/json' |
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IMAGE = 'image' |
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IMAGE_PNG = 'image/png' |
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IMAGE_SVG = 'image/svg+xml' |
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IMAGE_JPG = 'image/jpeg' |
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if importlib.util.find_spec('pyodideProxy'): |
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TTkLog.info("Using 'pyodideProxy' as clipboard manager") |
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import pyodideProxy |
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ttkDragOpen = {} |
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ttkFileOpen = pyTTkSignal(dict) |
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def _open(path, encoding, filter, cb=None): |
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if not cb: return |
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ttkFileOpen.connect(cb) |
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pyodideProxy.openFile(encoding) |
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def _save(filePath, content, encoding, filter=None): |
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pyodideProxy.saveFile(os.path.basename(filePath), content, encoding) |
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def _connectDragOpen(encoding, cb): |
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if not encoding in ttkDragOpen: |
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ttkDragOpen[encoding] = pyTTkSignal(dict) |
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return ttkDragOpen[encoding].connect(cb) |
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def _emitDragOpen(encoding, data): |
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for do in [ttkDragOpen[e] for e in ttkDragOpen if encoding.startswith(e)]: |
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do.emit(data) |
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def _emitFileOpen(encoding, data): |
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ttkFileOpen.emit(data) |
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ttkFileOpen.clear() |
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ttkCrossOpen = _open |
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ttkCrossSave = _save |
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ttkCrossSaveAs = _save |
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ttkEmitDragOpen = _emitDragOpen |
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ttkEmitFileOpen = _emitFileOpen |
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ttkConnectDragOpen = _connectDragOpen |
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else: |
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def _crossDecoder_text(fileName) : |
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with open(fileName) as fp: |
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return fp.read() |
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def _crossDecoder_json(fileName) : |
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with open(fileName) as fp: |
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# return json.load(fp) |
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return fp.read() |
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def _crossDecoder_image(fileName): |
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return None |
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_crossDecoder = { |
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TTkEncoding.TEXT : _crossDecoder_text , |
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TTkEncoding.TEXT_PLAIN : _crossDecoder_text , |
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TTkEncoding.TEXT_PLAIN_UTF8 : _crossDecoder_text , |
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TTkEncoding.APPLICATION : _crossDecoder_json , |
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TTkEncoding.APPLICATION_JSON : _crossDecoder_json , |
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TTkEncoding.IMAGE : _crossDecoder_image , |
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TTkEncoding.IMAGE_PNG : _crossDecoder_image , |
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TTkEncoding.IMAGE_SVG : _crossDecoder_image , |
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TTkEncoding.IMAGE_JPG : _crossDecoder_image , |
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} |
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def _open(path, encoding, filter, cb=None): |
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if not cb: return |
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def __openFile(fileName): |
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_decoder = _crossDecoder.get(encoding,lambda _:None) |
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content = _decoder(fileName) |
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cb({'name':fileName, 'data':content}) |
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filePicker = TTkFileDialogPicker(pos = (3,3), size=(100,30), caption="Open", path=path, fileMode=TTkK.FileMode.ExistingFile ,filter=filter) |
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filePicker.pathPicked.connect(__openFile) |
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TTkHelper.overlay(None, filePicker, 5, 5, True) |
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def _save(filePath, content, encoding): |
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TTkLog.info(f"Saving to: {filePath}") |
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with open(filePath,'w') as fp: |
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fp.write(content) |
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def _saveAs(filePath, content, encoding, filter, cb=None): |
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if not cb: return |
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def _approveFile(fileName): |
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if os.path.exists(fileName): |
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@pyTTkSlot(TTkMessageBox.StandardButton) |
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def _cb(btn): |
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if btn == TTkMessageBox.StandardButton.Save: |
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ttkCrossSave(fileName,content,encoding) |
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elif btn == TTkMessageBox.StandardButton.Cancel: |
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return |
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if cb: |
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cb() |
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messageBox = TTkMessageBox( |
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text= ( |
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TTkString( f'A file named "{os.path.basename(fileName)}" already exists.\nDo you want to replace it?', TTkColor.BOLD) + |
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TTkString( f'\n\nReplacing it will overwrite its contents.') ), |
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icon=TTkMessageBox.Icon.Warning, |
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standardButtons=TTkMessageBox.StandardButton.Discard|TTkMessageBox.StandardButton.Save|TTkMessageBox.StandardButton.Cancel) |
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messageBox.buttonSelected.connect(_cb) |
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TTkHelper.overlay(None, messageBox, 5, 5, True) |
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else: |
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ttkCrossSave(fileName,content,encoding) |
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filePicker = TTkFileDialogPicker( |
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size=(100,30), path=filePath, |
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acceptMode=TTkK.AcceptMode.AcceptSave, |
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caption="Save As...", |
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fileMode=TTkK.FileMode.AnyFile , |
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filter=filter) |
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filePicker.pathPicked.connect(_approveFile) |
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TTkHelper.overlay(None, filePicker, 5, 5, True) |
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ttkCrossOpen = _open |
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ttkCrossSave = _save |
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ttkCrossSaveAs = _saveAs |
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ttkEmitDragOpen = lambda a:None |
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ttkEmitFileOpen = lambda a:None |
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ttkConnectDragOpen = lambda a,b:None |
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