Source Code for Module pyforms.gui.Controls.ControlSlider

 1  #!/usr/bin/python 
 2  # -*- coding: utf-8 -*- 
 3   
 4  __author__      = "Ricardo Ribeiro" 
 5  __credits__     = ["Ricardo Ribeiro"] 
 6  __license__     = "MIT" 
 7  __version__     = "0.0" 
 8  __maintainer__  = "Ricardo Ribeiro" 
 9  __email__       = "ricardojvr@gmail.com" 
10  __status__      = "Development" 
11   
12   
13  import pyforms.Utils.tools as tools 
14  from PyQt4 import uic, QtGui 
15  from pyforms.gui.Controls.ControlBase import ControlBase 
16   
17 -class ControlSlider(ControlBase): 
18   
19          _min = 0 
20          _max = 100 
21   
22 -        def __init__(self, label = "", defaultValue = 0, min = 0, max = 100): 
23                  self._updateSlider = True 
24                  self._min = min 
25                  self._max = max 
26                   
27                  ControlBase.__init__(self, label, defaultValue) 
28                  self._form.value.setText( str(defaultValue) ) 
29                  self._form.horizontalSlider.valueChanged.connect( self.valueChanged ) 
30                   
31 -        def initForm(self): 
32                  control_path = tools.getFileInSameDirectory(__file__,"sliderInput.ui") 
33                  self._form = uic.loadUi( control_path ) 
34                  self._form.label.setText(self._label) 
35                  self._form.horizontalSlider.setMinimum(self._min) 
36                  self._form.horizontalSlider.setMaximum(self._max) 
37                  self._form.horizontalSlider.setValue( self._value ) 
38   
39 -        def valueChanged(self, value): 
40                  self._updateSlider = False 
41                  self.value = value 
42                  self._updateSlider = True 
43   
44 -        def load(self, data): 
45                  if 'value' in data: self.value = data['value'] 
46                   
47   
48 -        def save(self, data): 
49                  if self.value: data['value'] = self.value         
50   
51          @property 
52 -        def value(self): return self._value 
53   
54          @value.setter 
55 -        def value(self, value): 
56                  ControlBase.value.fset(self, value) 
57                  if self._updateSlider and self._value!=None:  self._form.horizontalSlider.setValue( int(value) ) 
58                  self._form.value.setText( str(value) ) 
59                   
60   
61          @property 
62 -        def min(self): return self._form.horizontalSlider.minimum() 
63   
64          @min.setter 
65 -        def min(self, value): self._form.horizontalSlider.setMinimum(value) 
66   
67          @property 
68 -        def max(self): return self._form.horizontalSlider.maximum() 
69   
70          @max.setter 
71 -        def max(self, value): self._form.horizontalSlider.setMaximum(value) 
72