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98 lines
3.8 KiB
98 lines
3.8 KiB
5 years ago
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#!/usr/bin/env python3
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# 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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from TermTk.TTkCore.constant import TTkK
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from TermTk.TTkCore.cfg import TTkCfg
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from TermTk.TTkCore.log import TTkLog
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from TermTk.TTkCore.helper import TTkHelper
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from TermTk.TTkCore.signal import pyTTkSlot, pyTTkSignal
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from TermTk.TTkCore.color import TTkColor
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from TermTk.TTkLayouts import TTkGridLayout
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from TermTk.TTkWidgets.widget import TTkWidget
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from TermTk.TTkWidgets.lineedit import TTkLineEdit
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class TTkSpinBox(TTkWidget):
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__slots__= ('_lineEdit', '_value', '_maximum', '_minimum', '_mouseDelta', '_valueDelta', '_draggable')
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def __init__(self, *args, **kwargs):
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TTkWidget.__init__(self, *args, **kwargs)
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self._name = kwargs.get('name' , 'TTkSpinBox' )
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self._value = kwargs.get("value",0)
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self._maximum = kwargs.get("maximum",99)
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self._minimum = kwargs.get("minimum",0)
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self.setLayout(TTkGridLayout())
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self.setPadding(0,0,0,2)
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self.setMinimumSize(4,1)
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self._mouseDelta = 0
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self._valueDelta = 0
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self._draggable = False
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self._lineEdit = TTkLineEdit(parent=self, text=str(self._value), inputType=TTkK.Input_Number)
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self.setFocusPolicy(TTkK.ClickFocus + TTkK.TabFocus)
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self._lineEdit.textEdited.connect(self._textEdited)
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def value(self):
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return self._value
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def setValue(val):
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self._value = value
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@pyTTkSlot(str)
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def _textEdited(self, text):
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self._value = int(text)
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self._value = min(self._value,self._maximum)
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self._value = max(self._value,self._minimum)
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self._lineEdit.setText(str(self._value))
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def mousePressEvent(self, evt):
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x,y = evt.x, evt.y
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w = self.width()
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self._draggable = False
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if x==w-2:
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self._draggable = True
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self._value += 1
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if x==w-1:
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self._draggable = True
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self._value -= 1
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self._value = min(self._value,self._maximum)
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self._value = max(self._value,self._minimum)
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self._lineEdit.setText(str(self._value))
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self._mouseDelta = y
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self._valueDelta = self._value
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return True
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def mouseDragEvent(self, evt):
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y = evt.y
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if self._draggable:
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self._value = self._valueDelta + self._mouseDelta - y
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self._value = min(self._value,self._maximum)
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self._value = max(self._value,self._minimum)
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self._lineEdit.setText(str(self._value))
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return True
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def paintEvent(self):
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w = self.width()
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self._canvas.drawChar(pos=(w-2,0),char="▲")
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self._canvas.drawChar(pos=(w-1,0),char="▼")
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def focusOutEvent(self):
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self._draggable = False
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