/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/tableview.py
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revision 966 by jonathan, Wed May 21 17:24:40 2003 UTC revision 1013 by jan, Fri May 23 09:18:28 2003 UTC
# Line 25  wx_value_type_map = {FIELDTYPE_INT: wxGR Line 25  wx_value_type_map = {FIELDTYPE_INT: wxGR
25    
26  ROW_SELECTED = "ROW_SELECTED"  ROW_SELECTED = "ROW_SELECTED"
27    
28    QUERY_KEY = 'S'
29    
30  class DataTable(wxPyGridTableBase):  class DataTable(wxPyGridTableBase):
31    
# Line 252  class TableFrame(NonModalDialog): Line 253  class TableFrame(NonModalDialog):
253    
254    
255  ID_QUERY = 4001  ID_QUERY = 4001
256  ID_SAVEAS = 4002  ID_EXPORT = 4002
257    
258  class LayerTableFrame(TableFrame):  class QueryTableFrame(TableFrame):
259    
260      """Frame that displays a layer table in a grid view      """Frame that displays a table in a grid view and offers user actions
261        selection and export
262    
263      A LayerTableFrame is TableFrame whose selection is connected to the      A LayerTableFrame is TableFrame whose selection is connected to the
264      selected object in a map.      selected object in a map.
265      """      """
266    
267      def __init__(self, parent, name, title, layer, table):      def __init__(self, parent, name, title, table):
268          TableFrame.__init__(self, parent, name, title, table)          TableFrame.__init__(self, parent, name, title, table)
         self.layer = layer  
         self.grid.Subscribe(ROW_SELECTED, self.rows_selected)  
         self.parent.Subscribe(SHAPES_SELECTED, self.select_shapes)  
269    
270          self.combo_fields = wxComboBox(self, -1, style=wxCB_READONLY)          self.combo_fields = wxComboBox(self, -1, style=wxCB_READONLY)
271          self.choice_comp = wxChoice(self, -1,          self.choice_comp = wxChoice(self, -1,
# Line 278  class LayerTableFrame(TableFrame): Line 277  class LayerTableFrame(TableFrame):
277                                          _("Add to Selection")])                                          _("Add to Selection")])
278    
279          button_query = wxButton(self, ID_QUERY, _("Query"))          button_query = wxButton(self, ID_QUERY, _("Query"))
280          button_saveas = wxButton(self, ID_SAVEAS, _("Save As..."))          button_saveas = wxButton(self, ID_EXPORT, _("Export"))
281    
282          self.grid.SetSize((400, 200))          self.grid.SetSize((400, 200))
283    
# Line 294  class LayerTableFrame(TableFrame): Line 293  class LayerTableFrame(TableFrame):
293    
294          topBox = wxBoxSizer(wxVERTICAL)          topBox = wxBoxSizer(wxVERTICAL)
295    
296          sizer = wxStaticBoxSizer(wxStaticBox(self, -1, _("Selections")),          sizer = wxStaticBoxSizer(wxStaticBox(self, -1, _("Selection")),
297                                    wxHORIZONTAL)                                    wxHORIZONTAL)
298          sizer.Add(self.combo_fields, 1, wxEXPAND|wxALL, 4)          sizer.Add(self.combo_fields, 1, wxEXPAND|wxALL, 4)
299          sizer.Add(self.choice_comp, 0, wxALL, 4)          sizer.Add(self.choice_comp, 0, wxALL, 4)
300          sizer.Add(self.combo_value, 1, wxEXPAND|wxALL, 4)          sizer.Add(self.combo_value, 1, wxEXPAND|wxALL, 4)
301          sizer.Add(self.choice_action, 0, wxALL, 4)          sizer.Add(self.choice_action, 0, wxALL, 4)
302          sizer.Add(button_query, 0, wxALL, 4)          sizer.Add(button_query, 0, wxALL | wxALIGN_CENTER_VERTICAL, 4)
303          sizer.Add(40, 20, 0, wxALL, 4)          sizer.Add(40, 20, 0, wxALL, 4)
304          sizer.Add(button_saveas, 0, wxALL, 4)          sizer.Add(button_saveas, 0, wxALL | wxALIGN_CENTER_VERTICAL, 4)
305    
306          topBox.Add(sizer, 0, wxEXPAND|wxALL, 4)          topBox.Add(sizer, 0, wxEXPAND|wxALL, 4)
307          topBox.Add(self.grid, 1, wxEXPAND|wxALL, 0)          topBox.Add(self.grid, 1, wxEXPAND|wxALL, 0)
# Line 312  class LayerTableFrame(TableFrame): Line 311  class LayerTableFrame(TableFrame):
311          topBox.Fit(self)          topBox.Fit(self)
312          topBox.SetSizeHints(self)          topBox.SetSizeHints(self)
313    
314            self.grid.SetFocus()
315          EVT_BUTTON(self, ID_QUERY, self.OnQuery)          EVT_BUTTON(self, ID_QUERY, self.OnQuery)
316          EVT_BUTTON(self, ID_SAVEAS, self.OnSaveAs)          EVT_BUTTON(self, ID_EXPORT, self.OnSaveAs)
317            EVT_KEY_DOWN(self.grid, self.OnKeyDown)
318    
319        def OnKeyDown(self, event):
320            """Catch query key from grid"""
321            if event.AltDown() and event.GetKeyCode() == ord(QUERY_KEY):
322                self.combo_fields.SetFocus()
323                self.combo_fields.refocus = True
324            else:
325                event.Skip()
326    
327    
328      def OnQuery(self, event):      def OnQuery(self, event):
329          wxBeginBusyCursor()          wxBeginBusyCursor()
# Line 348  class LayerTableFrame(TableFrame): Line 358  class LayerTableFrame(TableFrame):
358              self.grid.ClearSelection()              self.grid.ClearSelection()
359          elif choice == 1:          elif choice == 1:
360              # Refine Selection              # Refine Selection
361              sel = dict([(i, 0) for i in self.parent.SelectedShapes()])              sel = self.get_selected()
362              self.grid.ClearSelection()              self.grid.ClearSelection()
363              ids = filter(sel.has_key, ids)              ids = filter(sel.has_key, ids)
364          elif choice == 2:          elif choice == 2:
# Line 376  class LayerTableFrame(TableFrame): Line 386  class LayerTableFrame(TableFrame):
386          wxEndBusyCursor()          wxEndBusyCursor()
387                    
388      def OnSaveAs(self, event):      def OnSaveAs(self, event):
389          dlg = wxFileDialog(self, _("Save Table As"), ".", "",          dlg = wxFileDialog(self, _("Export Table To"), ".", "",
390                             "DBF Files (*.dbf)|*.dbf|" +                             _("DBF Files (*.dbf)|*.dbf|") +
391                             "CSV Files (*.csv)|*.csv|" +                             _("CSV Files (*.csv)|*.csv|") +
392                             "All Files (*.*)|*.*",                             _("All Files (*.*)|*.*"),
393                             wxSAVE|wxOVERWRITE_PROMPT)                             wxSAVE|wxOVERWRITE_PROMPT)
394          if dlg.ShowModal() == wxID_OK:          if dlg.ShowModal() == wxID_OK:
395              pass              pass
396                                                                                                                                                                    
397          dlg.Destroy()          dlg.Destroy()
398    
399        def OnClose(self, event):
400            TableFrame.OnClose(self, event)
401    
402        def get_selected(self):
403            """Return a dictionary of the selected rows.
404            
405            The dictionary has sthe indexes as keys."""
406            return dict([(i, 0) for i in self.grid.GetSelectedRows()])
407    
408    class LayerTableFrame(QueryTableFrame):
409    
410        """Frame that displays a layer table in a grid view
411    
412        A LayerTableFrame is a QueryTableFrame whose selection is connected to the
413        selected object in a map.
414        """
415    
416        def __init__(self, parent, name, title, layer, table):
417            QueryTableFrame.__init__(self, parent, name, title, table)
418            self.layer = layer
419            self.grid.Subscribe(ROW_SELECTED, self.rows_selected)
420            self.parent.Subscribe(SHAPES_SELECTED, self.select_shapes)
421    
422      def make_grid(self, table):      def make_grid(self, table):
423          """Override the derived method to return a LayerTableGrid.          """Override the derived method to return a LayerTableGrid.
424          """          """
425          return LayerTableGrid(self, table)          return LayerTableGrid(self, table)
426    
427        def get_selected(self):
428            """Override the derived method to return a dictionary of the selected
429            rows.
430            """
431            return dict([(i, 0) for i in self.parent.SelectedShapes()])
432    
433      def OnClose(self, event):      def OnClose(self, event):
434            """Override the derived method to first unsubscribed."""
435          self.parent.Unsubscribe(SHAPES_SELECTED, self.select_shapes)          self.parent.Unsubscribe(SHAPES_SELECTED, self.select_shapes)
436          TableFrame.OnClose(self, event)          QueryTableFrame.OnClose(self, event)
437    
438      def select_shapes(self, layer, shapes):      def select_shapes(self, layer, shapes):
439          """Subscribed to the SHAPES_SELECTED message.          """Subscribed to the SHAPES_SELECTED message.
# Line 404  class LayerTableFrame(TableFrame): Line 444  class LayerTableFrame(TableFrame):
444          self.grid.select_shapes(layer, shapes)          self.grid.select_shapes(layer, shapes)
445    
446      def rows_selected(self, rows):      def rows_selected(self, rows):
447            """Return the selected rows of the layer as they are returned
448            by Layer.SelectShapes().
449            """
450          if self.layer is not None:          if self.layer is not None:
451              self.parent.SelectShapes(self.layer, rows)              self.parent.SelectShapes(self.layer, rows)
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