| 1 | |
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| 2 | import numpy |
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| 3 | import string |
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| 4 | import wx |
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| 5 | #from wx.lib.flatnotebook import FlatNotebook as nb |
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| 6 | from wx.aui import AuiNotebook as nb |
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| 7 | |
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| 8 | from sans.guiframe.panel_base import PanelBase |
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| 9 | from sans.guiframe.events import PanelOnFocusEvent |
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| 10 | from sans.guiframe.events import StatusEvent |
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| 11 | |
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| 12 | import basepage |
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| 13 | import models |
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| 14 | _BOX_WIDTH = 80 |
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| 15 | |
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| 16 | |
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| 17 | class FitPanel(nb, PanelBase): |
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| 18 | |
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| 19 | """ |
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| 20 | FitPanel class contains fields allowing to fit models and data |
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| 21 | |
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| 22 | :note: For Fit to be performed the user should check at least one parameter |
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| 23 | on fit Panel window. |
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| 24 | |
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| 25 | """ |
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| 26 | ## Internal name for the AUI manager |
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| 27 | window_name = "Fit panel" |
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| 28 | ## Title to appear on top of the window |
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| 29 | window_caption = "Fit Panel " |
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| 30 | CENTER_PANE = True |
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| 31 | |
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| 32 | def __init__(self, parent, manager=None, *args, **kwargs): |
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| 33 | """ |
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| 34 | """ |
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| 35 | nb.__init__(self, parent, -1, |
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| 36 | style= wx.aui.AUI_NB_WINDOWLIST_BUTTON| |
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| 37 | wx.aui.AUI_NB_DEFAULT_STYLE| |
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| 38 | wx.CLIP_CHILDREN) |
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| 39 | PanelBase.__init__(self, parent) |
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| 40 | #self.SetWindowStyleFlag(style=nb.FNB_FANCY_TABS) |
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| 41 | self._manager = manager |
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| 42 | self.parent = parent |
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| 43 | self.event_owner = None |
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| 44 | #dictionary of miodel {model class name, model class} |
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| 45 | self.menu_mng = models.ModelManager() |
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| 46 | self.model_list_box = self.menu_mng.get_model_list() |
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| 47 | #pageClosedEvent = nb.EVT_FLATNOTEBOOK_PAGE_CLOSING |
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| 48 | pageClosedEvent = wx.aui.EVT_AUINOTEBOOK_PAGE_CLOSE |
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| 49 | |
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| 50 | self.Bind(pageClosedEvent, self.on_close_page) |
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| 51 | ## save the title of the last page tab added |
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| 52 | self.fit_page_name = {} |
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| 53 | ## list of existing fit page |
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| 54 | self.opened_pages = {} |
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| 55 | #page of simultaneous fit |
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| 56 | self.sim_page = None |
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| 57 | self.fit_engine_type = "scipy" |
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| 58 | ## get the state of a page |
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| 59 | self.Bind(basepage.EVT_PAGE_INFO, self._onGetstate) |
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| 60 | self.Bind(basepage.EVT_PREVIOUS_STATE, self._onUndo) |
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| 61 | self.Bind(basepage.EVT_NEXT_STATE, self._onRedo) |
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| 62 | self.Bind(wx.aui.EVT_AUINOTEBOOK_PAGE_CHANGED, self.on_page_changing) |
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| 63 | |
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| 64 | #add default pages |
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| 65 | self.add_default_pages() |
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| 66 | |
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| 67 | def save_project(self, doc=None): |
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| 68 | """ |
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| 69 | return an xml node containing state of the panel |
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| 70 | that guiframe can write to file |
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| 71 | """ |
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| 72 | for uid, page in self.opened_pages.iteritems(): |
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| 73 | data = page.get_data() |
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| 74 | # state must be cloned |
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| 75 | state = page.get_state().clone() |
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| 76 | if data is not None: |
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| 77 | new_doc = self._manager.state_reader.write_toXML(data, state) |
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| 78 | if doc != None and hasattr(doc, "firstChild"): |
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| 79 | child = new_doc.firstChild.firstChild |
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| 80 | doc.firstChild.appendChild(child) |
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| 81 | else: |
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| 82 | doc = new_doc |
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| 83 | return doc |
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| 84 | |
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| 85 | def _on_engine_change(self, name='scipy'): |
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| 86 | """ |
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| 87 | """ |
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| 88 | for panel in self.opened_pages.values(): |
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| 89 | self.set_engine_helper(panel=panel, name=name) |
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| 90 | |
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| 91 | def set_engine_helper(self, panel, name='scipy'): |
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| 92 | """ |
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| 93 | """ |
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| 94 | self.fit_engine_type = name |
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| 95 | if panel != self.sim_page: |
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| 96 | panel._on_engine_change(name=self.fit_engine_type) |
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| 97 | |
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| 98 | def update_model_list(self): |
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| 99 | """ |
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| 100 | """ |
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| 101 | temp = self.menu_mng.update() |
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| 102 | if len(temp): |
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| 103 | self.model_list_box = temp |
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| 104 | return temp |
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| 105 | |
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| 106 | |
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| 107 | def get_page_by_id(self, uid): |
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| 108 | """ |
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| 109 | """ |
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| 110 | if uid not in self.opened_pages: |
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| 111 | msg = "Fitpanel cannot find ID: %s in self.opened_pages" % str(uid) |
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| 112 | raise ValueError, msg |
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| 113 | else: |
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| 114 | return self.opened_pages[uid] |
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| 115 | |
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| 116 | def on_page_changing(self, event): |
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| 117 | """ |
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| 118 | """ |
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| 119 | pos = self.GetSelection() |
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| 120 | if pos != -1: |
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| 121 | selected_page = self.GetPage(pos) |
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| 122 | wx.PostEvent(self.parent, PanelOnFocusEvent(panel=selected_page)) |
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| 123 | |
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| 124 | def on_set_focus(self, event): |
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| 125 | """ |
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| 126 | """ |
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| 127 | pos = self.GetSelection() |
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| 128 | if pos != -1: |
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| 129 | selected_page = self.GetPage(pos) |
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| 130 | wx.PostEvent(self.parent, PanelOnFocusEvent(panel=selected_page)) |
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| 131 | |
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| 132 | def get_data(self): |
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| 133 | """ |
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| 134 | get the data in the current page |
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| 135 | """ |
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| 136 | pos = self.GetSelection() |
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| 137 | if pos != -1: |
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| 138 | selected_page = self.GetPage(pos) |
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| 139 | return selected_page.get_data() |
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| 140 | |
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| 141 | def set_model_state(state): |
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| 142 | """ |
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| 143 | receive a state to reset the model in the current page |
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| 144 | """ |
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| 145 | pos = self.GetSelection() |
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| 146 | if pos != -1: |
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| 147 | selected_page = self.GetPage(pos) |
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| 148 | selected_page.set_model_state(state) |
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| 149 | |
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| 150 | def get_state(self): |
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| 151 | """ |
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| 152 | return the state of the current selected page |
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| 153 | """ |
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| 154 | pos = self.GetSelection() |
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| 155 | if pos != -1: |
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| 156 | selected_page = self.GetPage(pos) |
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| 157 | return selected_page.get_state() |
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| 158 | |
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| 159 | def add_default_pages(self): |
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| 160 | """ |
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| 161 | Add default pages such as a hint page and an empty fit page |
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| 162 | """ |
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| 163 | pass |
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| 164 | #add default page |
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| 165 | #from hint_fitpage import HintFitPage |
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| 166 | #self.hint_page = HintFitPage(self) |
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| 167 | #self.AddPage(self.hint_page,"Hint") |
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| 168 | #self.hint_page.set_manager(self._manager) |
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| 169 | |
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| 170 | def close_all(self): |
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| 171 | """ |
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| 172 | remove all pages, used when a svs file is opened |
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| 173 | """ |
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| 174 | |
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| 175 | #get number of pages |
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| 176 | nop = self.GetPageCount() |
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| 177 | #use while-loop, for-loop will not do the job well. |
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| 178 | while (nop>0): |
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| 179 | #delete the first page until no page exists |
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| 180 | page = self.GetPage(0) |
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| 181 | if self._manager.parent.panel_on_focus == page: |
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| 182 | self._manager.parent.panel_on_focus = None |
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| 183 | self._close_helper(selected_page=page) |
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| 184 | self.DeletePage(0) |
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| 185 | nop = nop - 1 |
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| 186 | |
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| 187 | ## save the title of the last page tab added |
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| 188 | self.fit_page_name = {} |
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| 189 | ## list of existing fit page |
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| 190 | self.opened_pages = {} |
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| 191 | |
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| 192 | def set_state(self, state): |
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| 193 | """ |
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| 194 | Restore state of the panel |
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| 195 | """ |
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| 196 | page_is_opened = False |
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| 197 | if state is not None: |
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| 198 | for uid, panel in self.opened_pages.iteritems(): |
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| 199 | #Don't return any panel is the exact same page is created |
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| 200 | if uid == panel.uid: |
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| 201 | # the page is still opened |
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| 202 | panel.reset_page(state=state) |
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| 203 | panel.save_current_state() |
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| 204 | page_is_opened = True |
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| 205 | if not page_is_opened: |
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| 206 | panel = self._manager.add_fit_page(data=state.data) |
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| 207 | # add data associated to the page created |
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| 208 | if panel is not None: |
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| 209 | self._manager.store_page(page=panel.uid, data=state.data) |
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| 210 | panel.reset_page(state=state) |
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| 211 | panel.save_current_state() |
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| 212 | |
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| 213 | def clear_panel(self): |
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| 214 | """ |
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| 215 | Clear and close all panels, used by guimanager |
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| 216 | """ |
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| 217 | |
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| 218 | #close all panels only when svs file opened |
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| 219 | self.close_all() |
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| 220 | self._manager.mypanels = [] |
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| 221 | |
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| 222 | |
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| 223 | def on_close_page(self, event=None): |
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| 224 | """ |
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| 225 | close page and remove all references to the closed page |
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| 226 | """ |
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| 227 | nbr_page = self.GetPageCount() |
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| 228 | if nbr_page == 1: |
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| 229 | |
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| 230 | event.Veto() |
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| 231 | return |
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| 232 | selected_page = self.GetPage(self.GetSelection()) |
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| 233 | self._close_helper(selected_page=selected_page) |
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| 234 | |
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| 235 | def close_page_with_data(self, deleted_data): |
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| 236 | """ |
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| 237 | close a fit page when its data is completely remove from the graph |
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| 238 | """ |
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| 239 | if deleted_data is None: |
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| 240 | return |
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| 241 | for index in range(self.GetPageCount()): |
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| 242 | selected_page = self.GetPage(index) |
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| 243 | if hasattr(selected_page,"get_data"): |
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| 244 | data = selected_page.get_data() |
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| 245 | |
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| 246 | if data is None: |
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| 247 | #the fitpanel exists and only the initial fit page is open |
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| 248 | #with no selected data |
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| 249 | return |
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| 250 | if data.name == deleted_data.name: |
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| 251 | self._close_helper(selected_page) |
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| 252 | self.DeletePage(index) |
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| 253 | break |
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| 254 | |
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| 255 | def set_manager(self, manager): |
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| 256 | """ |
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| 257 | set panel manager |
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| 258 | |
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| 259 | :param manager: instance of plugin fitting |
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| 260 | |
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| 261 | """ |
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| 262 | self._manager = manager |
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| 263 | for pos in range(self.GetPageCount()): |
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| 264 | page = self.GetPage(pos) |
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| 265 | if page is not None: |
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| 266 | page.set_manager(self._manager) |
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| 267 | |
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| 268 | def set_model_list(self, dict): |
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| 269 | """ |
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| 270 | copy a dictionary of model into its own dictionary |
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| 271 | |
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| 272 | :param dict: dictionnary made of model name as key and model class |
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| 273 | as value |
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| 274 | """ |
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| 275 | self.model_list_box = dict |
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| 276 | |
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| 277 | def get_current_page(self): |
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| 278 | """ |
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| 279 | :return: the current page selected |
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| 280 | |
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| 281 | """ |
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| 282 | return self.GetPage(self.GetSelection()) |
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| 283 | |
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| 284 | def add_sim_page(self): |
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| 285 | """ |
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| 286 | Add the simultaneous fit page |
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| 287 | """ |
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| 288 | from simfitpage import SimultaneousFitPage |
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| 289 | page_finder= self._manager.get_page_finder() |
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| 290 | self.sim_page = SimultaneousFitPage(self,page_finder=page_finder, id=-1) |
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| 291 | self.sim_page.uid = wx.NewId() |
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| 292 | self.AddPage(self.sim_page,"Simultaneous Fit", True) |
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| 293 | self.sim_page.set_manager(self._manager) |
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| 294 | return self.sim_page |
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| 295 | |
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| 296 | |
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| 297 | def add_empty_page(self): |
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| 298 | """ |
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| 299 | add an empty page |
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| 300 | """ |
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| 301 | from fitpage import FitPage |
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| 302 | panel = FitPage(parent=self) |
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| 303 | panel.uid = wx.NewId() |
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| 304 | panel.populate_box(dict=self.model_list_box) |
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| 305 | panel.set_manager(self._manager) |
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| 306 | caption = str(panel.window_name) + " " + str(self._manager.index_model) |
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| 307 | self.AddPage(panel, caption, select=True) |
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| 308 | self.opened_pages[panel.uid] = panel |
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| 309 | self.set_engine_helper(panel=panel) |
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| 310 | return panel |
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| 311 | |
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| 312 | def delete_data(self, data): |
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| 313 | """ |
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| 314 | Delete the given data |
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| 315 | """ |
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| 316 | if data is None: |
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| 317 | return None |
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| 318 | def set_data(self, data): |
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| 319 | """ |
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| 320 | Add a fitting page on the notebook contained by fitpanel |
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| 321 | |
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| 322 | :param data: data to fit |
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| 323 | |
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| 324 | :return panel : page just added for further used. is used by fitting module |
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| 325 | |
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| 326 | """ |
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| 327 | if data is None: |
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| 328 | return None |
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| 329 | for page in self.opened_pages.values(): |
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| 330 | #check if the selected data existing in the fitpanel |
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| 331 | pos = self.GetPageIndex(page) |
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| 332 | if page.get_data() is None: |
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| 333 | enable2D = page.get_view_mode() |
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| 334 | if (data.__class__.__name__ == "Data2D" and enable2D)\ |
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| 335 | or (data.__class__.__name__ == "Data1D" and not enable2D): |
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| 336 | page.set_data(data) |
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| 337 | self.SetPageText(pos, str(data.name)) |
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| 338 | self.SetSelection(pos) |
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| 339 | return page |
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| 340 | |
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| 341 | elif page.get_data().id == data.id: |
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| 342 | msg = "Data already existing in the fitting panel" |
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| 343 | wx.PostEvent(self._manager.parent, |
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| 344 | StatusEvent(status=msg, info='warning')) |
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| 345 | self.SetSelection(pos) |
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| 346 | return page |
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| 347 | |
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| 348 | page = self.add_empty_page() |
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| 349 | pos = self.GetPageIndex(page) |
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| 350 | page.set_data(data) |
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| 351 | self.SetPageText(pos, str(data.name)) |
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| 352 | self.opened_pages[page.uid] = page |
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| 353 | |
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| 354 | return page |
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| 355 | |
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| 356 | def _onGetstate(self, event): |
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| 357 | """ |
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| 358 | copy the state of a page |
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| 359 | """ |
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| 360 | page = event.page |
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| 361 | if page.uid in self.fit_page_name: |
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| 362 | self.fit_page_name[page.uid].appendItem(page.createMemento()) |
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| 363 | |
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| 364 | def _onUndo(self, event): |
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| 365 | """ |
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| 366 | return the previous state of a given page is available |
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| 367 | """ |
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| 368 | page = event.page |
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| 369 | if page.uid in self.fit_page_name: |
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| 370 | if self.fit_page_name[page.uid].getCurrentPosition()==0: |
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| 371 | state = None |
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| 372 | else: |
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| 373 | state = self.fit_page_name[page.uid].getPreviousItem() |
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| 374 | page._redo.Enable(True) |
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| 375 | page.reset_page(state) |
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| 376 | |
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| 377 | def _onRedo(self, event): |
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| 378 | """ |
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| 379 | return the next state available |
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| 380 | """ |
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| 381 | page = event.page |
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| 382 | if page.uid in self.fit_page_name: |
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| 383 | length= len(self.fit_page_name[page.uid]) |
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| 384 | if self.fit_page_name[page.uid].getCurrentPosition()== length -1: |
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| 385 | state = None |
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| 386 | page._redo.Enable(False) |
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| 387 | page._redo.Enable(True) |
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| 388 | else: |
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| 389 | state =self.fit_page_name[page.uid].getNextItem() |
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| 390 | page.reset_page(state) |
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| 391 | |
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| 392 | def _close_helper(self, selected_page): |
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| 393 | """ |
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| 394 | Delete the given page from the notebook |
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| 395 | """ |
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| 396 | #remove hint page |
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| 397 | #if selected_page == self.hint_page: |
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| 398 | # return |
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| 399 | ## removing sim_page |
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| 400 | if selected_page == self.sim_page : |
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| 401 | self._manager.sim_page=None |
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| 402 | return |
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| 403 | |
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| 404 | ## closing other pages |
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| 405 | state = selected_page.createMemento() |
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| 406 | page_name = selected_page.window_name |
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| 407 | page_finder = self._manager.get_page_finder() |
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| 408 | fitproblem = None |
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| 409 | ## removing fit page |
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| 410 | data = selected_page.get_data() |
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| 411 | #Don' t remove plot for 2D |
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| 412 | flag = True |
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| 413 | if data.__class__.__name__ == 'Data2D': |
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| 414 | flag = False |
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| 415 | if selected_page in page_finder: |
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| 416 | #Delete the name of the page into the list of open page |
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| 417 | for uid, list in self.opened_pages.iteritems(): |
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| 418 | #Don't return any panel is the exact same page is created |
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| 419 | |
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| 420 | if flag and selected_page.uid == uid: |
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| 421 | self._manager.remove_plot(uid, theory=False) |
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| 422 | break |
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| 423 | del page_finder[selected_page] |
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| 424 | ##remove the check box link to the model name of this page (selected_page) |
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| 425 | try: |
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| 426 | self.sim_page.draw_page() |
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| 427 | except: |
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| 428 | ## that page is already deleted no need to remove check box on |
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| 429 | ##non existing page |
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| 430 | pass |
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| 431 | |
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| 432 | #Delete the name of the page into the list of open page |
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| 433 | for uid, list in self.opened_pages.iteritems(): |
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| 434 | #Don't return any panel is the exact same page is created |
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| 435 | |
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| 436 | if selected_page.uid == uid: |
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| 437 | del self.opened_pages[selected_page.uid] |
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| 438 | break |
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| 439 | |
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| 440 | |
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