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86 lines
3.8 KiB
86 lines
3.8 KiB
# MIT License |
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# |
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# Copyright (c) 2021 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__ = ['TTkLogViewer'] |
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import os |
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from TermTk.TTkCore.constant import TTkK |
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from TermTk.TTkCore.log import TTkLog |
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from TermTk.TTkCore.color import TTkColor |
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from TermTk.TTkCore.string import TTkString |
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from TermTk.TTkCore.signal import pyTTkSlot |
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from TermTk.TTkAbstract.abstractscrollarea import TTkAbstractScrollArea |
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from TermTk.TTkAbstract.abstractscrollview import TTkAbstractScrollView |
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class _TTkLogViewer(TTkAbstractScrollView): |
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__slots__ = ('_messages', '_cwd', '_follow') |
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def __init__(self, *args, **kwargs): |
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TTkAbstractScrollView.__init__(self, *args, **kwargs) |
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self._messages = [TTkString()] |
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self._cwd = os.getcwd() |
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self._follow = kwargs.get('follow' , False ) |
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TTkLog.installMessageHandler(self.loggingCallback) |
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self.viewChanged.connect(self._viewChangedHandler) |
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@pyTTkSlot() |
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def _viewChangedHandler(self): |
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self.update() |
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def viewFullAreaSize(self) -> (int, int): |
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w = max( m.termWidth() for m in self._messages) |
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h = len(self._messages) |
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return w , h |
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def viewDisplayedSize(self) -> (int, int): |
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return self.size() |
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def loggingCallback(self, mode, context, message): |
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logType = "NONE" |
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if mode == TTkLog.InfoMsg: logType = TTkString("INFO " ,TTkColor.fg("#00ff00")) |
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elif mode == TTkLog.DebugMsg: logType = TTkString("DEBUG" ,TTkColor.fg("#00ffff")) |
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elif mode == TTkLog.ErrorMsg: logType = TTkString("ERROR" ,TTkColor.fg("#ff0000")) |
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elif mode == TTkLog.FatalMsg: logType = TTkString("FATAL" ,TTkColor.fg("#ff0000")) |
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elif mode == TTkLog.WarningMsg: logType = TTkString("WARNING ",TTkColor.fg("#ff0000")) |
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elif mode == TTkLog.CriticalMsg: logType = TTkString("CRITICAL",TTkColor.fg("#ff0000")) |
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self._messages.append(logType+TTkString(f": {context.file}:{context.line} {message}".replace(self._cwd,"_"))) |
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offx, offy = self.getViewOffsets() |
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_,h = self.size() |
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if self._follow or offy == len(self._messages)-h-1: |
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offy = len(self._messages)-h |
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self.viewMoveTo(offx, offy) |
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self.viewChanged.emit() |
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self.update() |
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def paintEvent(self, canvas): |
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ox,oy = self.getViewOffsets() |
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_,h = self.size() |
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for y, message in enumerate(self._messages[oy:oy+h]): |
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canvas.drawTTkString(pos=(-ox,y),text=message) |
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class TTkLogViewer(TTkAbstractScrollArea): |
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__slots__ = ('_logView') |
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def __init__(self, *args, **kwargs): |
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TTkAbstractScrollArea.__init__(self, *args, **kwargs) |
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if 'parent' in kwargs: kwargs.pop('parent') |
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self._logView = _TTkLogViewer(*args, **kwargs) |
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self.setFocusPolicy(TTkK.ClickFocus) |
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self.setViewport(self._logView)
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