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nhueffme |
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# Copyright (c) 2004 by Intevation GmbH |
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# Authors: |
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# Nina Hüffmeyer <[email protected]> |
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# |
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# This program is free software under the GPL (>=v2) |
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# Read the file COPYING coming with Thuban for details. |
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__version__ = "$Revision$" |
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# $Source$ |
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# $Id$ |
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# Needed wx-toolkit classes |
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from wxPython.wx import wxFileDialog, wxOPEN, wxMULTIPLE, wxID_OK, \ |
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wxOK, wxICON_HAND |
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# We need os.path |
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import os |
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# use _() already now for all strings that may later be translated |
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from Thuban import _ |
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from Thuban.Model.layer import Layer |
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# Import ogr related classes |
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from Extensions.ogr import ogrshapes |
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def open_with_ogr(context): |
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'''Export data depending on the set properties. |
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This is the main export funcation. |
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''' |
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canvas = context.mainwindow.canvas |
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file = None |
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map = canvas.Map() |
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if hasattr(canvas, "export_path"): |
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export_path = canvas.export_path |
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else: |
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export_path="." |
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# Get the file to be opened |
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dlg = wxFileDialog(canvas, _("Select a data file"), |
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export_path, "", |
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_("Shapefiles (*.shp)") + "|*.shp;*.SHP|" + |
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_("All Files (*.*)") + "|*.*", |
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wxOPEN | wxMULTIPLE) |
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if dlg.ShowModal() == wxID_OK: |
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filenames = dlg.GetPaths() |
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for filename in filenames: |
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title = os.path.splitext(os.path.basename(filename))[0] |
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has_layers = map.HasLayers() |
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layername = title |
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try: |
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session = context.application.Session() |
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store = ogrshapes.OGRShapeStore(session, filename, layername) |
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session.AddShapeStore(store) |
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except IOError: |
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# the layer couldn't be opened |
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self.RunMessageBox(_("Add Layer"), |
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_("Can't open the file '%s'.")%filename) |
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else: |
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layer = Layer(title, store) |
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map.AddLayer(layer) |
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if not has_layers: |
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# if we're adding a layer to an empty map, fit the |
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# new map to the window |
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canvas.FitMapToWindow() |
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context.application.SetPath("data",filename) |
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dlg.Destroy() |
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# Thuban has named commands which can be registered in the central |
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# instance registry. |
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from Thuban.UI.command import registry, Command |
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# The instance of the main menu of the Thuban application |
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# See Thuban/UI/menu.py for the API of the Menu class |
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from Thuban.UI.mainwindow import main_menu |
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# create a new command and register it |
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registry.Add(Command('open_ogr_files', _('Open an ogr-file'), open_with_ogr, |
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helptext = _('Open a file supported from ogr'))) |
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# find the ogr menu (create it a new if not found) |
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ogr_menu = main_menu.FindOrInsertMenu('ogr', _('OGR')) |
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# finally bind the new command with an entry in the extensions menu |
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ogr_menu.InsertItem('open_ogr_files') |
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