fixed #6227

python/plugins/sextante/gui/AlgorithmExecutionDialog.py

@@ -191,7 +191,7 @@ def setParamValue(self, param, widget):
                 value.append(options[index])
             return param.setValue(value)
         elif isinstance(param, (ParameterNumber, ParameterFile, ParameterCrs, ParameterExtent)):
-            return param.setValue(widget.getValue())
+            return param.setValue(widget.getValue())                    
         elif isinstance(param, ParameterString):
             if param.multiline:
                 return param.setValue(unicode(widget.toPlainText()))

python/plugins/sextante/parameters/ParameterNumber.py

@@ -16,6 +16,7 @@
 *                                                                         *
 ***************************************************************************
 """
+from PyQt4 import QtGui
 
 __author__ = 'Victor Olaya'
 __date__ = 'August 2012'
@@ -38,7 +39,7 @@ def __init__(self, name="", description="", minValue = None, maxValue = None, de
         except:
             self.default = default
             self.isInteger = False
-        self.min = minValue
+        self.min = minValue                
         self.max = maxValue
         self.value = None
 
@@ -50,11 +51,11 @@ def setValue(self, n):
             if (float(n) - int(float(n)) == 0):
                 value = int(float(n))
             else:
-                value = float(n)
-            if self.min:
-                if value < self.min:
+                value = float(n)            
+            if self.min is not None:
+                if value < self.min:                    
                     return False
-            if self.max:
+            if self.max is not None:
                 if value > self.max:
                     return False
             self.value = value