import sys import wx import numpy from sans.guiframe.utils import format_number from sans.guicomm.events import StatusEvent _BOX_WIDTH = 80 class BasicPage(wx.ScrolledWindow): """ This class provide general structure of fitpanel page """ ## Internal name for the AUI manager window_name = "Fit page" ## Title to appear on top of the window window_caption = "Fit Page" name="" def __init__(self,parent, pageinfo, name): wx.ScrolledWindow.__init__(self, parent) ## store name self.name = name ## store info of panel self.page_info= pageinfo self.page_info.page_name = name ## parent of the page self.parent = parent ## owner of the page (fitting plugin) self.event_owner= None ## create the basic structure of the panel with empty sizer self.define_page_structure() ## dictionary containing list of models self.model_list_box={} ## Data member to store the dispersion object created self._disp_obj_dict = {} self.disp_cb_dict ={} ##list of model parameters. each item must have same length ## each item related to a given parameters ##[cb state, name, value, "+/-", error of fit, min, max , units] self.parameters=[] ## list of parameters to fit , must be like self.parameters self.param_toFit=[] ## list of looking like parameters but with non fittable parameters info self.fixed_param=[] ## list of looking like parameters but with fittable parameters info self.fittable_param=[] ##list of dispersion parameters self.disp_list=[] ##enable model 2D draw self.enable2D= False ## check that the fit range is correct to plot the model again self.fitrange= True ## current model self.model= None ## data self.data=None ## Q range self.qmin_x= 0.001 self.qmax_x= 0.1 self.num_points= 100 ## changing initial values given page_info value if self.page_info !=None and len(self.page_info.model_list_box) >0: self.model_list_box = self.page_info.model_list_box ## current model self.model=self.page_info.model self.data = self.page_info.data self.event_owner = self.page_info.event_owner if self.model !=None: self.disp_list= self.model.getDispParamList() ## drawing Initial dispersion parameters sizer self.set_dispers_sizer() ## layout self.set_layout() def define_page_structure(self): """ Create empty sizer for a panel """ self.vbox = wx.BoxSizer(wx.VERTICAL) self.sizer0 = wx.BoxSizer(wx.VERTICAL) self.sizer1 = wx.BoxSizer(wx.VERTICAL) self.sizer2 = wx.BoxSizer(wx.VERTICAL) self.sizer3 = wx.BoxSizer(wx.VERTICAL) self.sizer4 = wx.BoxSizer(wx.VERTICAL) self.sizer5 = wx.BoxSizer(wx.VERTICAL) self.sizer6 = wx.BoxSizer(wx.VERTICAL) self.sizer0.SetMinSize((375,-1)) self.sizer1.SetMinSize((375,-1)) self.sizer2.SetMinSize((375,-1)) self.sizer3.SetMinSize((375,-1)) self.sizer4.SetMinSize((375,-1)) self.sizer5.SetMinSize((375,-1)) self.sizer6.SetMinSize((375,-1)) self.vbox.Add(self.sizer0) self.vbox.Add(self.sizer1) self.vbox.Add(self.sizer2) self.vbox.Add(self.sizer3) self.vbox.Add(self.sizer4) self.vbox.Add(self.sizer5) self.vbox.Add(self.sizer6) def set_layout(self): """ layout """ self.vbox.Layout() self.vbox.Fit(self) self.SetSizer(self.vbox) self.set_scroll() self.Centre() def set_scroll(self): self.SetScrollbars(20,20,200,100) self.Layout() self.SetAutoLayout(True) def set_owner(self,owner): """ set owner of fitpage @param owner: the class responsible of plotting """ self.event_owner = owner self.page_info.event_owner = owner def set_manager(self, manager): """ set panel manager @param manager: instance of plugin fitting """ self.manager = manager self.page_info.manager = manager def populate_box(self, dict): """ Store list of model @param dict: dictionary containing list of models """ self.model_list_box = dict if self.page_info!=None: self.page_info.model_list_box = self.model_list_box def set_dispers_sizer(self): """ fill sizer containing dispersity info """ self.sizer4.Clear(True) box_description= wx.StaticBox(self, -1,"PolyDispersity") boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL) #---------------------------------------------------- self.disable_disp = wx.RadioButton(self, -1, 'No', (10, 10), style=wx.RB_GROUP) self.enable_disp = wx.RadioButton(self, -1, 'Yes', (10, 30)) self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.disable_disp.GetId()) self.Bind(wx.EVT_RADIOBUTTON, self._set_dipers_Param, id=self.enable_disp.GetId()) sizer_dispersion = wx.BoxSizer(wx.HORIZONTAL) sizer_dispersion.Add((20,20)) sizer_dispersion.Add(wx.StaticText(self,-1,'Polydispersity: ')) sizer_dispersion.Add(self.enable_disp ) sizer_dispersion.Add((20,20)) sizer_dispersion.Add(self.disable_disp ) sizer_dispersion.Add((10,10)) ## fill a sizer with the combobox to select dispersion type sizer_select_dispers = wx.BoxSizer(wx.HORIZONTAL) self.model_disp = wx.StaticText(self, -1, 'Model Disp') import sans.models.dispersion_models self.polydisp= sans.models.dispersion_models.models self.disp_box = wx.ComboBox(self, -1) self.disp_box.SetValue("GaussianModel") for key in self.polydisp.iterkeys(): name = str(key.__name__) if name=="ArrayDispersion": # Remove the option until the rest of the code is ready for it self.disp_box.Append("Select customized Model",key) pass else: self.disp_box.Append(name,key) wx.EVT_COMBOBOX(self.disp_box,-1, self._on_select_Disp) sizer_select_dispers.Add((10,10)) sizer_select_dispers.Add(self.model_disp) sizer_select_dispers.Add(self.disp_box) sizer_select_dispers.Add((10,10)) self.model_disp.Hide() self.disp_box.Hide() boxsizer1.Add( sizer_dispersion ) boxsizer1.Add( (10,10) ) boxsizer1.Add( sizer_select_dispers ) self.sizer4_4 = wx.GridBagSizer(5,5) boxsizer1.Add( self.sizer4_4 ) #----------------------------------------------------- self.sizer4.Add(boxsizer1,0, wx.EXPAND | wx.ALL, 10) self.sizer4.Layout() self.SetScrollbars(20,20,200,100) def select_disp_angle(self, event): """ Event for when a user select a parameter to average over. @param event: check box event """ # Go through the list of dispersion check boxes to identify which one has changed for p in self.disp_cb_dict: # Catch which one of the box was just checked or unchecked. if event.GetEventObject() == self.disp_cb_dict[p]: if self.disp_cb_dict[p].GetValue() == True: # The user wants this parameter to be averaged. # Pop up the file selection dialog. path = self._selectDlg() # If nothing was selected, just return if path is None: self.disp_cb_dict[p].SetValue(False) return try: values,weights = self.read_file(path) except: msg="Could not read input file" wx.PostEvent(self.parent.parent, StatusEvent(status= msg)) return # If any of the two arrays is empty, notify the user that we won't # proceed if values is None or weights is None: wx.PostEvent(self.parent.parent, StatusEvent(status=\ "The loaded %s distrubtion is corrupted or empty" % p)) return # Tell the user that we are about to apply the distribution wx.PostEvent(self.parent.parent, StatusEvent(status=\ "Applying loaded %s distribution: %s" % (p, path))) # Create the dispersion objects from sans.models.dispersion_models import ArrayDispersion disp_model = ArrayDispersion() disp_model.set_weights(values, weights) # Store the object to make it persist outside the scope of this method #TODO: refactor model to clean this up? self._disp_obj_dict[p] = disp_model # Set the new model as the dispersion object for the selected parameter self.model.set_dispersion(p, disp_model) else: # The parameter was un-selected. Go back to Gaussian model (with 0 pts) self._reset_dispersity() ## Redraw the model self._draw_model() return def read_file(self, path): """ Read two columns file @param path: the path to the file to read """ try: if path==None: wx.PostEvent(self.parent.parent, StatusEvent(status=\ " Selected Distribution was not loaded: %s"%path)) return None, None input_f = open(path, 'r') buff = input_f.read() lines = buff.split('\n') angles = [] weights=[] for line in lines: toks = line.split() if len(toks)==2: try: angle = float(toks[0]) weight = float(toks[1]) except: # Skip non-data lines pass angles.append(angle) weights.append(weight) return numpy.array(angles), numpy.array(weights) except: raise def _selectDlg(self): """ open a dialog file to selected the customized dispersity """ import os dlg = wx.FileDialog(self, "Choose a weight file", os.getcwd(), "", "*.*", wx.OPEN) path = None if dlg.ShowModal() == wx.ID_OK: path = dlg.GetPath() dlg.Destroy() return path def _onparamEnter_helper(self): """ check if values entered by the user are changed and valid to replot model use : _check_value_enter """ if self.model !=None: # Flag to register when a parameter has changed. is_modified = False is_modified =self._check_value_enter( self.fittable_param ,is_modified) is_modified =self._check_value_enter( self.fixed_param ,is_modified) is_modified =self._check_value_enter( self.parameters ,is_modified) self.Layout() # Here we should check whether the boundaries have been modified. # If qmin and qmax have been modified, update qmin and qmax and # set the is_modified flag to True from sans.guiframe.utils import check_value if check_value( self.qmin, self.qmax): if float(self.qmin.GetValue()) != self.qmin_x: self.qmin_x = float(self.qmin.GetValue()) is_modified = True if float(self.qmax.GetValue()) != self.qmax_x: self.qmax_x = float(self.qmax.GetValue()) is_modified = True self.fitrange = True else: self.fitrange = False if self.npts != None: if float(self.npts.GetValue()) != self.num_points: self.num_points = float(self.npts.GetValue()) is_modified = True ## if any value is modify draw model with new value if is_modified: self._draw_model() def _set_model_sizer_selection(self, model): """ Display the sizer according to the type of the current model """ if hasattr(model ,"model2"): class_name= model.model2.__class__ name= model.model2.name flag= name != "NoStructure" if flag and (class_name in self.model_list_box["Structure Factors"]): self.structurebox.Show(True) self.text2.Show(True) self.multip_cb.SetValue(True) items = self.structurebox.GetItems() self.sizer1.Layout() self.SetScrollbars(20,20,200,100) for i in range(len(items)): if items[i]== str(name): self.structurebox.SetSelection(i) break if hasattr(model ,"model1"): class_name = model.model1.__class__ name = model.model1.name self.formfactorbox.Clear() for k, list in self.model_list_box.iteritems(): if k == "shapes": self.shape_rbutton.SetValue(True) elif k == "Shape-independent": self.shape_indep_rbutton.SetValue(True) elif k == "Structure Factors": self.struct_rbutton.SetValue(True) else: self.plugin_rbutton.SetValue(True) if class_name in list: ## fill the form factor list with new model self._populate_box(self.formfactorbox, list) items = self.formfactorbox.GetItems() ## set comboxbox to the selected item for i in range(len(items)): if items[i]== str(name): self.formfactorbox.SetSelection(i) break break else: ## Select the model from the combo box class_name = model.__class__ name = model.name self.formfactorbox.Clear() items = self.formfactorbox.GetItems() for k, list in self.model_list_box.iteritems(): if k == "shapes": self.shape_rbutton.SetValue(True) elif k == "Shape-independent": self.shape_indep_rbutton.SetValue(True) elif k == "Structure Factors": self.struct_rbutton.SetValue(True) else: self.plugin_rbutton.SetValue(True) if class_name in list: ## fill the form factor list with new model self._populate_box(self.formfactorbox, list) items = self.formfactorbox.GetItems() ## set comboxbox to the selected item for i in range(len(items)): if items[i]== str(name): self.formfactorbox.SetSelection(i) break break def _draw_model(self): """ Method to draw or refresh a plotted model. The method will use the data member from the model page to build a call to the fitting perspective manager. [Note to coder: This way future changes will be done in only one place.] """ if self.model !=None: self.manager.draw_model(self.model, data=self.data, qmin=self.qmin_x, qmax=self.qmax_x, qstep= self.num_points, enable2D=self.enable2D) def _set_model_sizer(self, sizer, title="", object=None): """ Use lists to fill a sizer for model info """ sizer.Clear(True) box_description= wx.StaticBox(self, -1,str(title)) boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL) #-------------------------------------------------------- self.shape_rbutton = wx.RadioButton(self, -1, 'Shape', style=wx.RB_GROUP) self.shape_indep_rbutton = wx.RadioButton(self, -1, "Shape Independent") self.struct_rbutton = wx.RadioButton(self, -1, "Structure ") self.plugin_rbutton = wx.RadioButton(self, -1, "customized Model") self.multip_cb = wx.CheckBox(self, -1,"P(Q)*S(Q)") self.Bind( wx.EVT_RADIOBUTTON, self._show_combox, id= self.shape_rbutton.GetId() ) self.Bind( wx.EVT_RADIOBUTTON, self._show_combox, id= self.shape_indep_rbutton.GetId() ) self.Bind( wx.EVT_RADIOBUTTON, self._show_combox, id= self.struct_rbutton.GetId() ) self.Bind( wx.EVT_RADIOBUTTON, self._show_combox, id= self.plugin_rbutton.GetId() ) wx.EVT_CHECKBOX(self, self.multip_cb.GetId() , self._show_combox ) ## store state self.page_info.save_radiobox_state( self.shape_rbutton ) self.page_info.save_radiobox_state( self.shape_indep_rbutton ) self.page_info.save_radiobox_state( self.struct_rbutton ) self.page_info.save_radiobox_state( self.plugin_rbutton ) sizer_radiobutton = wx.GridSizer(3, 3,5, 5) sizer_radiobutton.Add(self.shape_rbutton) sizer_radiobutton.Add(self.shape_indep_rbutton) sizer_radiobutton.Add(self.multip_cb) sizer_radiobutton.Add(self.plugin_rbutton) sizer_radiobutton.Add(self.struct_rbutton) sizer_selection = wx.BoxSizer(wx.HORIZONTAL) self.text1 = wx.StaticText( self,-1,"P(Q)" ) self.text2 = wx.StaticText( self,-1,"* S(Q)" ) self.text2.Hide() self.formfactorbox = wx.ComboBox(self, -1,style=wx.CB_READONLY) if self.model!=None: self.formfactorbox.SetValue(self.model.name) self.structurebox = wx.ComboBox(self, -1,style=wx.CB_READONLY) wx.EVT_COMBOBOX(self.formfactorbox,-1, self._on_select_model) wx.EVT_COMBOBOX(self.structurebox,-1, self._on_select_model) self.structurebox.Hide() ## fill combox box if len(self.model_list_box)>0: self._populate_box( self.formfactorbox,self.model_list_box["shapes"]) if len(self.model_list_box)>0: self._populate_box( self.structurebox, self.model_list_box["Structure Factors"]) ## check model type to show sizer if self.model !=None: self._set_model_sizer_selection( self.model ) sizer_selection.Add(self.text1) sizer_selection.Add((5,5)) sizer_selection.Add(self.formfactorbox) sizer_selection.Add((5,5)) sizer_selection.Add(self.text2) sizer_selection.Add((5,5)) sizer_selection.Add(self.structurebox) sizer_selection.Add((5,5)) boxsizer1.Add( sizer_radiobutton ) boxsizer1.Add( (20,20)) boxsizer1.Add( sizer_selection ) if object !=None: boxsizer1.Add( (20,20)) boxsizer1.Add( object ) #-------------------------------------------------------- sizer.Add(boxsizer1,0, wx.EXPAND | wx.ALL, 10) sizer.Layout() self.SetScrollbars(20,20,200,100) def _show_combox(self, event): """ Show combox box associate with type of model selected """ self.page_info.save_radiobox_state( self.shape_rbutton ) self.page_info.save_radiobox_state( self.shape_indep_rbutton ) self.page_info.save_radiobox_state( self.struct_rbutton ) self.page_info.save_radiobox_state( self.plugin_rbutton ) if self.shape_rbutton.GetValue(): ##fill the comboxbox with form factor list self.structurebox.Hide() self.text2.Hide() self.formfactorbox.Clear() self._populate_box( self.formfactorbox,self.model_list_box["shapes"]) if self.shape_indep_rbutton.GetValue(): ##fill the comboxbox with shape independent factor list self.structurebox.Hide() self.text2.Hide() self.formfactorbox.Clear() self._populate_box( self.formfactorbox, self.model_list_box["Shape-independent"]) if self.struct_rbutton.GetValue(): ##fill the comboxbox with structure factor list self.structurebox.Hide() self.text2.Hide() self.formfactorbox.Clear() self._populate_box( self.formfactorbox, self.model_list_box["Structure Factors"]) if self.plugin_rbutton.GetValue(): ##fill the comboxbox with form factor list self.structurebox.Hide() self.text2.Hide() self.formfactorbox.Clear() self._populate_box( self.formfactorbox, self.model_list_box["Added models"]) if self.multip_cb.GetValue(): ## multplication not available for structure factor if self.struct_rbutton.GetValue(): self.multip_cb.SetValue(False) self.structurebox.Hide() return ##fill the comboxbox with form factor list self.structurebox.Show(True) self.text2.Show(True) ## draw empty model from sans.models.NullModel import NullModel self.model = NullModel() self.model.name = "Select P(Q) and S(Q)" self.set_model_param_sizer(self.model) self.sizer4_4.Clear() self.sizer4.Layout() self._draw_model() self.set_scroll() def _populate_box(self, combobox, list): """ fill combox box with dict item @param list: contains item to fill the combox item must model class """ for models in list: model= models() name = model.__class__.__name__ if models.__name__!="NoStructure": if hasattr(model, "name"): name = model.name combobox.Append(name,models) wx.EVT_COMBOBOX(combobox,-1, self._on_select_model) return 0 def _on_select_model_helper(self,event): """ call back for model selection """ f_id = self.formfactorbox.GetCurrentSelection() s_id = self.structurebox.GetCurrentSelection() form_factor = self.formfactorbox.GetClientData( f_id ) struct_factor = self.structurebox.GetClientData( s_id ) if self.multip_cb.GetValue(): if struct_factor != None and form_factor != None: from sans.models.MultiplicationModel import MultiplicationModel self.model= MultiplicationModel(form_factor(),struct_factor()) else: from sans.models.NullModel import NullModel self.model = NullModel() self.model.name = "Select P(Q) and S(Q)" msg= "select one P(Q) and one S(Q) to plot" wx.PostEvent(self.parent.parent, StatusEvent(status= msg)) else: if form_factor != None: self.model= form_factor() def _onparamEnter(self,event): """ when enter value on panel redraw model according to changed """ self._onparamEnter_helper() def _check_value_enter(self, list, modified): """ @param list: model parameter and panel info each item of the list should be as follow: item=[cb state, name, value, "+/-", error of fit, min, max , units] """ is_modified = modified if len(list)==0: return is_modified for item in list: try: if hasattr(self,"text2_3"): self.text2_3.Hide() if item[3]!=None: item[3].Hide() if item[4]!=None: item[4].Clear() item[4].Hide() name = str(item[1]) value= float(item[2].GetValue()) # If the value of the parameter has changed, # update the model and set the is_modified flag if value != self.model.getParam(name): self.model.setParam(name,value) is_modified = True except: msg= "Model Drawing Error:wrong value entered : %s"% sys.exc_value wx.PostEvent(self.parent.parent, StatusEvent(status = msg )) return return is_modified def _set_dipers_Param(self, event): """ Add more item to select user dispersity """ if self.model == None: msg= " Select non - model value:%s !"%self.model wx.PostEvent(self.parent.parent, StatusEvent(status= msg)) return else: if self.enable_disp.GetValue(): self.model_disp.Show(True) self.disp_box.Show(True) ## layout for model containing no dispersity parameters if len(self.disp_list)==0: self._layout_sizer_noDipers() else: ## set gaussian sizer self._set_sizer_gaussian() else: self.model_disp.Hide() self.disp_box.Hide() self.sizer4_4.Clear(True) self._reset_dispersity() self._draw_model() self.sizer4.Layout() self.Layout() self.SetScrollbars(20,20,200,100) def _layout_sizer_noDipers(self): """ Draw a sizer with no dispersity info """ ix=0 iy=1 self.fittable_param=[] self.fixed_param=[] self.model_disp.Hide() self.disp_box.Hide() self.sizer4_4.Clear(True) model_disp = wx.StaticText(self, -1, 'No PolyDispersity for this model') self.sizer4_4.Add(model_disp,( iy, ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) #self.sizer4_4.Layout() self.sizer4.Layout() self.SetScrollbars(20,20,200,100) return def _reset_gaussian_dispers(self): """ reset model paramaters to gaussian TO IMPLEMENT """ return from sans.models.dispersion_models import GaussianDispersion if self.model==None: return list= self.model.dispersion.keys() for key in list: ## The parameter was un-selected. Go back to Gaussian model (with 0 pts) disp_model = GaussianDispersion() ## Set the new model as the dispersion object for the selected parameter self.model.set_dispersion(key,disp_model) self._draw_model() def _reset_dispersity(self): """ put gaussian dispersity into current model """ self.fittable_param=[] self.fixed_param=[] from sans.models.dispersion_models import GaussianDispersion if len(self.disp_cb_dict)==0: return for p in self.disp_cb_dict: # The parameter was un-selected. Go back to Gaussian model (with 0 pts) disp_model = GaussianDispersion() # Store the object to make it persist outside the scope of this method #TODO: refactor model to clean this up? self._disp_obj_dict[p] = disp_model # Set the new model as the dispersion object for the selected parameter self.model.set_dispersion(p, disp_model) # Redraw the model def _on_select_Disp(self,event): """ allow selecting different dispersion self.disp_list should change type later .now only gaussian """ dispersity =event.GetClientData() name= dispersity.__name__ if name == "GaussianModel": self._set_sizer_gaussian() if name=="ArrayDispersion": self._set_sizer_arraydispersion() def _set_sizer_arraydispersion(self): """ draw sizer with array dispersity parameters """ self.sizer4_4.Clear(True) ix=0 iy=1 disp1 = wx.StaticText(self, -1, 'Array Dispersion') self.sizer4_4.Add(disp1,( iy, ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) # Look for model parameters to which we can apply an ArrayDispersion model # Add a check box for each parameter. self.disp_cb_dict = {} for p in self.model.dispersion.keys(): ix+=1 self.disp_cb_dict[p] = wx.CheckBox(self, -1, p, (10, 10)) wx.EVT_CHECKBOX(self, self.disp_cb_dict[p].GetId(), self.select_disp_angle) self.sizer4_4.Add(self.disp_cb_dict[p], (iy, ix), (1,1), wx.EXPAND|wx.ADJUST_MINSIZE, 0) ix =0 iy +=1 self.sizer4_4.Add((20,20),(iy,ix),(1,1), wx.LEFT|wx.EXPAND|wx.ADJUST_MINSIZE, 15) self.sizer4_4.Layout() self.sizer4.Layout() self.SetScrollbars(20,20,200,100) def _set_range_sizer(self, title, object1=None,object=None): """ Fill the """ self.sizer5.Clear(True) box_description= wx.StaticBox(self, -1,str(title)) boxsizer1 = wx.StaticBoxSizer(box_description, wx.VERTICAL) #-------------------------------------------------------------- self.qmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20)) self.qmin.SetValue(format_number(self.qmin_x)) self.qmin.SetToolTipString("Minimun value of Q in linear scale.") self.qmin.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter) self.qmin.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter) self.qmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20)) self.qmax.SetValue(format_number(self.qmax_x)) self.qmax.SetToolTipString("Maximum value of Q in linear scale.") self.qmax.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter) self.qmax.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter) sizer_horizontal=wx.BoxSizer(wx.HORIZONTAL) sizer= wx.GridSizer(3, 3,5, 5) sizer.Add((5,5)) sizer.Add(wx.StaticText(self, -1, 'Min')) sizer.Add(wx.StaticText(self, -1, 'Max')) sizer.Add(wx.StaticText(self, -1, 'Q range')) sizer.Add(self.qmin) sizer.Add(self.qmax) sizer_horizontal.Add(sizer) if object!=None: sizer_horizontal.Add(object) if object1!=None: boxsizer1.Add(object1) boxsizer1.Add((10,10)) boxsizer1.Add(sizer_horizontal) #---------------------------------------------------------------- self.sizer5.Add(boxsizer1,0, wx.EXPAND | wx.ALL, 10) self.sizer5.Layout() self.SetScrollbars(20,20,200,100)