import numpy import string import wx import sys #from wx.lib.flatnotebook import FlatNotebook as nb from wx.aui import AuiNotebook as nb from sans.guiframe.panel_base import PanelBase from sans.guiframe.events import PanelOnFocusEvent from sans.guiframe.events import StatusEvent import basepage import models _BOX_WIDTH = 80 class FitPanel(nb, PanelBase): """ FitPanel class contains fields allowing to fit models and data :note: For Fit to be performed the user should check at least one parameter on fit Panel window. """ ## Internal name for the AUI manager window_name = "Fit panel" ## Title to appear on top of the window window_caption = "Fit Panel " CENTER_PANE = True def __init__(self, parent, manager=None, *args, **kwargs): """ """ nb.__init__(self, parent, -1, style= wx.aui.AUI_NB_WINDOWLIST_BUTTON| wx.aui.AUI_NB_DEFAULT_STYLE| wx.CLIP_CHILDREN) PanelBase.__init__(self, parent) #self.SetWindowStyleFlag(style=nb.FNB_FANCY_TABS) self._manager = manager self.parent = parent self.event_owner = None #dictionary of miodel {model class name, model class} self.menu_mng = models.ModelManager() self.model_list_box = self.menu_mng.get_model_list() #pageClosedEvent = nb.EVT_FLATNOTEBOOK_PAGE_CLOSING self.pageClosedEvent = wx.aui.EVT_AUINOTEBOOK_PAGE_CLOSE self.Bind(self.pageClosedEvent, self.on_close_page) ## save the title of the last page tab added self.fit_page_name = {} ## list of existing fit page self.opened_pages = {} #index of fit page self.fit_page_index = 0 #index of batch page self.batch_page_index = 0 #page of simultaneous fit self.sim_page = None self.fit_engine_type = "scipy" ## get the state of a page self.Bind(basepage.EVT_PAGE_INFO, self._onGetstate) self.Bind(basepage.EVT_PREVIOUS_STATE, self._onUndo) self.Bind(basepage.EVT_NEXT_STATE, self._onRedo) self.Bind(wx.aui.EVT_AUINOTEBOOK_PAGE_CHANGED, self.on_page_changing) self.Bind(wx.aui.EVT_AUINOTEBOOK_PAGE_CLOSED, self.on_closed) def on_closed(self, event): """ """ if self.GetPageCount() == 0: self.add_empty_page() self.enable_close_button() def save_project(self, doc=None): """ return an xml node containing state of the panel that guiframe can write to file """ for uid, page in self.opened_pages.iteritems(): data = page.get_data() # state must be cloned state = page.get_state().clone() if data is not None: new_doc = self._manager.state_reader.write_toXML(data, state) if doc != None and hasattr(doc, "firstChild"): child = new_doc.firstChild.firstChild doc.firstChild.appendChild(child) else: doc = new_doc return doc def _on_engine_change(self, name='scipy'): """ """ for panel in self.opened_pages.values(): self.set_engine_helper(panel=panel, name=name) def set_engine_helper(self, panel, name='scipy'): """ """ self.fit_engine_type = name if panel != self.sim_page: panel._on_engine_change(name=self.fit_engine_type) def update_model_list(self): """ """ temp = self.menu_mng.update() if len(temp): self.model_list_box = temp return temp def get_page_by_id(self, uid): """ """ if uid not in self.opened_pages: msg = "Fitpanel cannot find ID: %s in self.opened_pages" % str(uid) raise ValueError, msg else: return self.opened_pages[uid] def on_page_changing(self, event): """ calls the function when the current event handler has exited. avoiding to call panel on focus on a panel that is currently deleted """ wx.CallAfter(self.helper_on_page_change) def helper_on_page_change(self): """ """ pos = self.GetSelection() if pos != -1: selected_page = self.GetPage(pos) wx.PostEvent(self.parent, PanelOnFocusEvent(panel=selected_page)) self.enable_close_button() def on_set_focus(self, event): """ """ pos = self.GetSelection() if pos != -1: selected_page = self.GetPage(pos) wx.PostEvent(self.parent, PanelOnFocusEvent(panel=selected_page)) def get_data(self): """ get the data in the current page """ pos = self.GetSelection() if pos != -1: selected_page = self.GetPage(pos) return selected_page.get_data() def set_model_state(state): """ receive a state to reset the model in the current page """ pos = self.GetSelection() if pos != -1: selected_page = self.GetPage(pos) selected_page.set_model_state(state) def get_state(self): """ return the state of the current selected page """ pos = self.GetSelection() if pos != -1: selected_page = self.GetPage(pos) return selected_page.get_state() def close_all(self): """ remove all pages, used when a svs file is opened """ #get number of pages nop = self.GetPageCount() #use while-loop, for-loop will not do the job well. while (nop>0): #delete the first page until no page exists page = self.GetPage(0) if self._manager.parent.panel_on_focus == page: self._manager.parent.panel_on_focus = None self._close_helper(selected_page=page) self.DeletePage(0) nop = nop - 1 ## save the title of the last page tab added self.fit_page_name = {} ## list of existing fit page self.opened_pages = {} def set_state(self, state): """ Restore state of the panel """ page_is_opened = False if state is not None: for uid, panel in self.opened_pages.iteritems(): #Don't return any panel is the exact same page is created if uid == panel.uid and panel.data == state.data: # the page is still opened panel.reset_page(state=state) panel.save_current_state() page_is_opened = True if not page_is_opened: panel = self._manager.add_fit_page(data=state.data) # add data associated to the page created if panel is not None: self._manager.store_data(uid=panel.uid, data=state.data, caption=panel.window_caption) panel.reset_page(state=state) panel.save_current_state() def clear_panel(self): """ Clear and close all panels, used by guimanager """ #close all panels only when svs file opened self.close_all() self._manager.mypanels = [] def on_close_page(self, event=None): """ close page and remove all references to the closed page """ nbr_page = self.GetPageCount() selected_page = self.GetPage(self.GetSelection()) if nbr_page == 1: if selected_page.get_data() == None: if event is not None: event.Veto() return self._close_helper(selected_page=selected_page) def close_page_with_data(self, deleted_data): """ close a fit page when its data is completely remove from the graph """ if deleted_data is None: return for index in range(self.GetPageCount()): selected_page = self.GetPage(index) if hasattr(selected_page,"get_data"): data = selected_page.get_data() if data is None: #the fitpanel exists and only the initial fit page is open #with no selected data return if data.id == deleted_data.id: self._close_helper(selected_page) self.DeletePage(index) break def set_manager(self, manager): """ set panel manager :param manager: instance of plugin fitting """ self._manager = manager for pos in range(self.GetPageCount()): page = self.GetPage(pos) if page is not None: page.set_manager(self._manager) def set_model_list(self, dict): """ copy a dictionary of model into its own dictionary :param dict: dictionnary made of model name as key and model class as value """ self.model_list_box = dict def get_current_page(self): """ :return: the current page selected """ return self.GetPage(self.GetSelection()) def add_sim_page(self): """ Add the simultaneous fit page """ from simfitpage import SimultaneousFitPage page_finder= self._manager.get_page_finder() self.sim_page = SimultaneousFitPage(self,page_finder=page_finder, id=-1) self.sim_page.uid = wx.NewId() self.AddPage(self.sim_page,"Simultaneous Fit", True) self.sim_page.set_manager(self._manager) self.enable_close_button() return self.sim_page def add_empty_page(self): """ add an empty page """ """ if self.batch_on: from batchfitpage import BatchFitPage panel = BatchFitPage(parent=self) #Increment index of batch page self.batch_page_index += 1 index = self.batch_page_index else: """ from fitpage import FitPage panel = FitPage(parent=self) #Increment index of fit page self.fit_page_index += 1 index = self.fit_page_index panel.uid = wx.NewId() panel.populate_box(dict=self.model_list_box) panel.set_manager(self._manager) caption = str(panel.window_caption) + " " + str(index) self.AddPage(panel, caption, select=True) self.opened_pages[panel.uid] = panel self.set_engine_helper(panel=panel) self.enable_close_button() return panel def enable_close_button(self): """ display the close button on tab for more than 1 tabs else remove the close button """ if self.GetPageCount() <= 1: style = self.GetWindowStyleFlag() flag = wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB if style & wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB == flag: style = style & ~wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB self.SetWindowStyle(style) else: style = self.GetWindowStyleFlag() flag = wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB if style & wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB != flag: style |= wx.aui.AUI_NB_CLOSE_ON_ACTIVE_TAB self.SetWindowStyle(style) def delete_data(self, data): """ Delete the given data """ if data.__class__.__name__ != "list": raise ValueError, "Fitpanel delete_data expect list of id" else: n = self.GetPageCount() for page in self.opened_pages.values(): pos = self.GetPageIndex(page) temp_data = page.get_data() #stop the fitting before deleting the page page.is_fitting() if temp_data is not None and temp_data.id in data: self.SetSelection(pos) self.on_close_page(event=None) temp = self.GetSelection() self.DeletePage(temp) if self.GetPageCount()== 0: self._manager.on_add_new_page(event=None) def set_data_on_batch_mode(self, data_list): """ Add all data to a single tab when the application is on Batch mode. However all data in the set of data must be either 1D or 2D type. This method presents option to select the data type before creating a tab. """ data_1d_list = [] data_2d_list = [] group_id_1d = wx.NewId() # separate data into data1d and data2d list for data in data_list: if data.__class__.__name__ == "Data1D": data.group_id = group_id_1d data_1d_list.append(data) if data.__class__.__name__ == "Data2D": data.group_id = NewId() data_2d_list.append(data) page = None for p in self.opened_pages.values(): #check if the selected data existing in the fitpanel pos = self.GetPageIndex(page) if p.get_data() is None: page = p break if data_1d_list and data_2d_list: # need to warning the user that this batch is a special case from .fitting_widgets import BatchDataDialog dlg = BatchDataDialog(self) if dlg.ShowModal() == wx.ID_OK: data_type = dlg.get_data() dlg.Destroy() if page is None: page = self.add_empty_page() if data_type == 1: #user has selected only data1D page.fill_data_combobox(data_1d_list) elif data_type == 2: page.fill_data_combobox(data_2d_list) else: #the batch analysis is canceled dlg.Destroy() return None else: if page is None: page = self.add_empty_page() if data_1d_list and not data_2d_list: #only on type of data page.fill_data_combobox(data_1d_list) elif not data_1d_list and data_2d_list: page.fill_data_combobox(data_2d_list) self.opened_pages[page.uid] = page return page def set_data(self, data_list): """ Add a fitting page on the notebook contained by fitpanel :param data: data to fit :return panel : page just added for further used. is used by fitting module """ if not data_list: return None if self.batch_on: return self.set_data_on_batch_mode(data_list) else: data = None data = data_list[0] if data is None: return None for page in self.opened_pages.values(): #check if the selected data existing in the fitpanel pos = self.GetPageIndex(page) if page.get_data() is None: #make sure data get placed in 1D empty tab if data is 1D #else data get place on 2D tab empty tab enable2D = page.get_view_mode() if (data.__class__.__name__ == "Data2D" and enable2D)\ or (data.__class__.__name__ == "Data1D" and not enable2D): #page.set_data(data) page.fill_data_combobox(data_list) self.SetPageText(pos, str(data.name)) self.SetSelection(pos) return page # Todo: Need to set different window name when has same data # Todo: to catch page with same data even if it is not on the top. """ elif page.get_data().id == data.id: msg = "Data already existing in the fitting panel" wx.PostEvent(self._manager.parent, StatusEvent(status=msg, info='warning')) self.SetSelection(pos) return page """ page = self.add_empty_page() pos = self.GetPageIndex(page) page.fill_data_combobox(data_list) #page.set_data(data) self.SetPageText(pos, str(data.name)) self.opened_pages[page.uid] = page return page def _onGetstate(self, event): """ copy the state of a page """ page = event.page if page.uid in self.fit_page_name: self.fit_page_name[page.uid].appendItem(page.createMemento()) def _onUndo(self, event): """ return the previous state of a given page is available """ page = event.page if page.uid in self.fit_page_name: if self.fit_page_name[page.uid].getCurrentPosition()==0: state = None else: state = self.fit_page_name[page.uid].getPreviousItem() page._redo.Enable(True) page.reset_page(state) def _onRedo(self, event): """ return the next state available """ page = event.page if page.uid in self.fit_page_name: length= len(self.fit_page_name[page.uid]) if self.fit_page_name[page.uid].getCurrentPosition()== length -1: state = None page._redo.Enable(False) page._redo.Enable(True) else: state =self.fit_page_name[page.uid].getNextItem() page.reset_page(state) def _close_helper(self, selected_page): """ Delete the given page from the notebook """ #remove hint page #if selected_page == self.hint_page: # return ## removing sim_page if selected_page == self.sim_page : self._manager.sim_page=None return if selected_page.__class__.__name__ == "FitPage": self.fit_page_index -= 1 else: self.batch_page_index -= 1 ## closing other pages state = selected_page.createMemento() page_name = selected_page.window_name page_finder = self._manager.get_page_finder() fitproblem = None ## removing fit page data = selected_page.get_data() #Don' t remove plot for 2D flag = True if data.__class__.__name__ == 'Data2D': flag = False if selected_page in page_finder: #Delete the name of the page into the list of open page for uid, list in self.opened_pages.iteritems(): #Don't return any panel is the exact same page is created if flag and selected_page.uid == uid: self._manager.remove_plot(uid, theory=False) break del page_finder[selected_page] ##remove the check box link to the model name of this page (selected_page) try: self.sim_page.draw_page() except: ## that page is already deleted no need to remove check box on ##non existing page pass #Delete the name of the page into the list of open page for uid, list in self.opened_pages.iteritems(): #Don't return any panel is the exact same page is created if selected_page.uid == uid: del self.opened_pages[selected_page.uid] break