mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-12-25 04:32:33 -06:00
93 lines
3.5 KiB
Python
93 lines
3.5 KiB
Python
"""
|
|
WxSlider Class: Extended wx.Slider supporting floating point values
|
|
you should call Enable() after binding any event with this control
|
|
"""
|
|
|
|
__all__ = ['WxSlider']
|
|
|
|
import wx
|
|
|
|
class WxSlider(wx.Slider):
|
|
def __init__(self, parent, id, value, minValue, maxValue,\
|
|
pos=wx.DefaultPosition, size=wx.DefaultSize,\
|
|
style=wx.SL_HORIZONTAL, validator=wx.DefaultValidator, name="slider", textSize=(40,20)):
|
|
|
|
self.maxValue = maxValue
|
|
self.minValue = minValue
|
|
intVal = 100.0 / (self.maxValue - self.minValue) * (value - self.minValue)
|
|
|
|
intMin = 0
|
|
intMax = 100
|
|
self.textValue = None
|
|
self.updateCB = None
|
|
|
|
if style & wx.SL_HORIZONTAL:
|
|
newStyle = wx.SL_HORIZONTAL
|
|
if style & wx.SL_LABELS:
|
|
wx.StaticText(parent, -1, "%.2f"%minValue, (pos[0], pos[1]))
|
|
strMaxValue = "%.2f"%maxValue
|
|
wx.StaticText(parent, -1, strMaxValue, (pos[0] + size[0] - len(strMaxValue) * 8 , pos[1]))
|
|
strValue = "%.2f"%value
|
|
self.textValue = wx.TextCtrl(parent, -1, strValue,\
|
|
(pos[0] + size[0] /2 - textSize[0]/2, pos[1]), textSize,\
|
|
wx.TE_CENTER | wx.TE_PROCESS_ENTER)
|
|
|
|
self.textValue.Disable()
|
|
newPos = (pos[0], pos[1] + 20)
|
|
else:
|
|
newStyle = wx.SL_VERTICAL
|
|
newPos = (pos[0], pos[1] + 40)
|
|
|
|
if style & wx.SL_AUTOTICKS:
|
|
newStyle |= wx.SL_AUTOTICKS
|
|
|
|
wx.Slider.__init__(self, parent, id, intVal, intMin, intMax, newPos, size, style=newStyle)
|
|
self.Disable()
|
|
|
|
def GetValue(self):
|
|
# overriding wx.Slider.GetValue()
|
|
#return (wx.Slider.GetValue(self) * (self.maxValue - self.minValue) / 100.0 + self.minValue)
|
|
return float(self.textValue.GetValue()) # [gjeon] since the value from the slider is not as precise as the value entered by the user
|
|
|
|
def SetValue(self, value):
|
|
# overriding wx.Slider.SetValue()
|
|
self.textValue.SetValue("%.2f"%value)
|
|
intVal = 100.0 / (self.maxValue - self.minValue) * (value - self.minValue)
|
|
wx.Slider.SetValue(self, intVal)
|
|
|
|
def onChange(self, event):
|
|
# update textValue from slider
|
|
self.textValue.Clear()
|
|
floatVal = wx.Slider.GetValue(self) * (self.maxValue - self.minValue) / 100.0 + self.minValue
|
|
self.textValue.WriteText("%.2f"%floatVal)
|
|
if self.updateCB: # callback function sould receive event as the argument
|
|
self.updateCB(event)
|
|
event.Skip()
|
|
|
|
def onEnter(self, event):
|
|
# update slider from textValue
|
|
if self.textValue is None:
|
|
return
|
|
intVal = 100.0 / (self.maxValue - self.minValue) * (float(self.textValue.GetValue()) - self.minValue)
|
|
wx.Slider.SetValue(self, intVal)
|
|
if self.updateCB: # callback function should receive event as the argument
|
|
self.updateCB(event)
|
|
event.Skip()
|
|
|
|
def bindFunc(self, updateCB):
|
|
self.updateCB = updateCB
|
|
|
|
def Disable(self):
|
|
# overriding wx.Slider.Disable()
|
|
wx.Slider.Disable(self)
|
|
self.textValue.Disable()
|
|
|
|
def Enable(self):
|
|
# overriding wx.Slider.Enable()
|
|
wx.Slider.Enable(self)
|
|
self.Bind(wx.EVT_SLIDER, self.onChange)
|
|
|
|
if not self.textValue is None:
|
|
self.textValue.Enable()
|
|
self.textValue.Bind(wx.EVT_TEXT_ENTER, self.onEnter)
|
|
|