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# Copyright (c) 2001, 2003, 2004 by Intevation GmbH |
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# Authors: |
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# Martin Mueller <[email protected]> |
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# Bernhard Herzog <[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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"""Dialogs to manage database connections""" |
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|
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import sys, traceback |
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|
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from wxPython.wx import * |
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|
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try: |
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import ogr |
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except ImportError: |
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psycopg = None |
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|
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from Thuban import _ |
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from Thuban.UI.dialogs import NonModalDialog |
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from Thuban.Model.table import FIELDTYPE_INT |
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from Extensions.ogr import ogrshapes |
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from Thuban.Model.messages import DBCONN_ADDED, DBCONN_REMOVED |
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from Thuban.UI.messages import SESSION_REPLACED |
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|
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|
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ID_DB_ADD = 9101 |
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ID_DB_REMOVE = 9102 |
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|
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ID_DBCHOOSE_RETRIEVE = 9201 |
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ID_DBCHOOSE_OK = 9202 |
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ID_DBCHOOSE_CANCEL = 9203 |
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ID_LB_DCLICK = 9204 |
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|
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|
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class ChooseFileFormat(wxDialog): |
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|
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def __init__(self, parent, session): |
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wxDialog.__init__(self, parent, -1, _("Choose file format"), |
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style = wxDIALOG_MODAL|wxCAPTION) |
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self.session = session |
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self.tables = [] |
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|
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# |
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# Build the dialog |
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# |
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|
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# Sizer for the entire dialog |
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top = wxFlexGridSizer(2, 1, 0, 0) |
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|
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# Sizer for the main part with the list boxes |
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main_sizer = wxBoxSizer(wxHORIZONTAL) |
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top.Add(main_sizer, 1, wxEXPAND, 0) |
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|
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# The list box with the drivers |
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static_box = wxStaticBoxSizer(wxStaticBox(self, -1, _("File formats")), |
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wxHORIZONTAL) |
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self.lb_drivers = wxListBox(self, -1) |
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static_box.Add(self.lb_drivers, 0, wxEXPAND, 0) |
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main_sizer.Add(static_box, 1, wxEXPAND, 0) |
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|
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for i in range(ogr.GetDriverCount()): |
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self.lb_drivers.Append(ogr.GetDriver(i).GetName()) |
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if self.lb_drivers.GetCount() > 0: |
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self.lb_drivers.SetSelection(0, True) |
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|
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# The button box between the connections list box and the table |
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# list box |
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buttons = wxFlexGridSizer(3, 1, 0, 0) |
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buttons.Add(20, 80, 0, wxEXPAND, 0) |
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retrieve_button = wxButton(self, ID_DBCHOOSE_RETRIEVE, _("Retrieve")) |
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EVT_BUTTON(self, ID_DBCHOOSE_RETRIEVE, self.OnRetrieve) |
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buttons.Add(retrieve_button, 0, wxALL |
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|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 4) |
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buttons.Add(20, 80, 0, wxEXPAND, 0) |
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main_sizer.Add(buttons, 0, wxEXPAND, 0) |
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|
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# The list box with the tables |
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static_box = wxStaticBoxSizer(wxStaticBox(self, -1, _("Tables")), |
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wxHORIZONTAL) |
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self.lb_tables = wxListBox(self, ID_LB_DCLICK) |
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EVT_LISTBOX(self, ID_LB_DCLICK, self.OnTableSelect) |
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EVT_LISTBOX_DCLICK(self, ID_LB_DCLICK, self.OnLBDClick) |
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static_box.Add(self.lb_tables, 0, wxEXPAND, 0) |
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main_sizer.Add(static_box, 1, wxEXPAND, 0) |
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|
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# id column and geometry column selection |
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box = wxBoxSizer(wxVERTICAL) |
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box.Add(wxStaticText(self, -1, _("ID Column")), 0, |
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wxALL|wxALIGN_CENTER_VERTICAL, 4) |
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self.text_id_column = wxComboBox(self, -1, "") |
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box.Add(self.text_id_column, 0, |
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wxALL|wxALIGN_CENTER_VERTICAL|wxEXPAND, 4) |
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|
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box.Add(wxStaticText(self, -1, _("Geometry Column")), 0, |
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wxALL|wxALIGN_CENTER_VERTICAL, 4) |
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self.text_geo_column = wxComboBox(self, -1, "") |
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box.Add(self.text_geo_column, 0, |
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wxALL|wxALIGN_CENTER_VERTICAL|wxEXPAND, 4) |
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main_sizer.Add(box, 1, wxEXPAND, 0) |
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|
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# The standard button box at the bottom of the dialog |
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buttons = wxFlexGridSizer(1, 2, 0, 0) |
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ok_button = wxButton(self, ID_DBCHOOSE_OK, _("OK")) |
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EVT_BUTTON(self, ID_DBCHOOSE_OK, self.OnOK) |
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buttons.Add(ok_button, 0, wxALL|wxALIGN_RIGHT, 4) |
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cancel_button = wxButton(self, ID_DBCHOOSE_CANCEL, _("Cancel")) |
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EVT_BUTTON(self, ID_DBCHOOSE_CANCEL, self.OnCancel) |
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buttons.Add(cancel_button, 0, wxALL, 4) |
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top.Add(buttons, 1, wxALL|wxALIGN_CENTER_HORIZONTAL, 4) |
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|
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# Autosizing |
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self.SetAutoLayout(1) |
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self.SetSizer(top) |
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top.Fit(self) |
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top.SetSizeHints(self) |
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self.Layout() |
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|
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|
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def GetTable(self): |
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i = self.lb_tables.GetSelection() |
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if i >= 0: |
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return (self.selected_conn, self.tables[i], |
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self.text_id_column.GetValue(), |
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self.text_geo_column.GetValue()) |
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return None |
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|
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def OnRetrieve(self, event): |
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i = self.lb_driver.GetSelection() |
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if i >= 0: |
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self.selected_conn = self.dbconns[i] |
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self.tables = self.selected_conn.GeometryTables() |
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self.lb_tables.Set(self.tables) |
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|
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def OnTableSelect(self, event): |
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i = self.lb_tables.GetSelection() |
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self.text_id_column.Clear() |
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self.text_geo_column.Clear() |
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if i >= 0: |
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for name, typ in self.selected_conn.table_columns(self.tables[i]): |
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if typ == "geometry": |
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self.text_geo_column.Append(name) |
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elif typ == FIELDTYPE_INT: |
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self.text_id_column.Append(name) |
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|
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def OnLBDClick(self, event): |
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if self.lb_tables.GetSelection() >= 0: |
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self.EndModal(wxID_OK) |
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self.Show(False) |
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|
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def OnOK(self, event): |
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self.EndModal(wxID_OK) |
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self.Show(False) |
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|
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def OnCancel(self, event): |
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self.EndModal(wxID_CANCEL) |
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self.Show(False) |
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|
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|
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class ChooseLayer(wxDialog): |
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|
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def __init__(self, parent, filename): |
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wxDialog.__init__(self, parent, -1, _("Choose layer"), |
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style = wxDIALOG_MODAL|wxCAPTION) |
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self.tables = [] |
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|
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# |
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# Build the dialog |
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# |
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|
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# Sizer for the entire dialog |
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top = wxFlexGridSizer(2, 1, 0, 0) |
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|
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# Sizer for the main part with the list boxes |
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main_sizer = wxBoxSizer(wxHORIZONTAL) |
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top.Add(main_sizer, 1, wxEXPAND, 0) |
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|
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# The list box with the drivers |
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static_box = wxStaticBoxSizer(wxStaticBox(self, -1, _("Layers")), |
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wxHORIZONTAL) |
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self.lb_drivers = wxListBox(self, -1) |
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static_box.Add(self.lb_drivers, 0, wxEXPAND, 0) |
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main_sizer.Add(static_box, 1, wxEXPAND, 0) |
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|
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datasource = ogr.Open(filename) |
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self.layer = [] |
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for i in range(datasource.GetLayerCount()): |
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self.layer.append(datasource.GetLayer(i)) |
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self.lb_drivers.Append(datasource.GetLayer(i).GetName()) |
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if self.lb_drivers.GetCount() > 0: |
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self.lb_drivers.SetSelection(0, True) |
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|
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# The standard button box at the bottom of the dialog |
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buttons = wxFlexGridSizer(1, 2, 0, 0) |
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ok_button = wxButton(self, ID_DBCHOOSE_OK, _("OK")) |
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EVT_BUTTON(self, ID_DBCHOOSE_OK, self.OnOK) |
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buttons.Add(ok_button, 0, wxALL|wxALIGN_RIGHT, 4) |
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cancel_button = wxButton(self, ID_DBCHOOSE_CANCEL, _("Cancel")) |
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EVT_BUTTON(self, ID_DBCHOOSE_CANCEL, self.OnCancel) |
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buttons.Add(cancel_button, 0, wxALL, 4) |
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top.Add(buttons, 1, wxALL|wxALIGN_CENTER_HORIZONTAL, 4) |
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|
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# Autosizing |
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self.SetAutoLayout(1) |
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self.SetSizer(top) |
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top.Fit(self) |
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top.SetSizeHints(self) |
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self.Layout() |
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|
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def end_dialog(self, result): |
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self.result = result |
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if result is not None: |
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self.EndModal(wxID_OK) |
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else: |
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self.EndModal(wxID_CANCEL) |
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self.Show(False) |
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|
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def OnOK(self, event): |
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self.end_dialog(self.lb_drivers.GetSelection()) |
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|
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def OnCancel(self, event): |
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self.end_dialog(None) |
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|
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def GetLayer(self): |
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return self.layer[self.lb_drivers.GetSelection()].GetName() |
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|
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|
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class ChooseOGRDBTableDialog(wxDialog): |
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|
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def __init__(self, parent, session): |
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wxDialog.__init__(self, parent, -1, _("Choose layer from database"), |
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style = wxDIALOG_MODAL|wxCAPTION) |
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self.session = session |
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self.dbconns = self.session.DBConnections() |
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self.tables = [] |
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|
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# |
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# Build the dialog |
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# |
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|
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# Sizer for the entire dialog |
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top = wxFlexGridSizer(2, 1, 0, 0) |
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|
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# Sizer for the main part with the list boxes |
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main_sizer = wxBoxSizer(wxHORIZONTAL) |
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top.Add(main_sizer, 1, wxEXPAND, 0) |
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|
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# The list box with the connections |
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static_box = wxStaticBoxSizer(wxStaticBox(self, -1, _("Databases")), |
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wxHORIZONTAL) |
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self.lb_connections = wxListBox(self, -1) |
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static_box.Add(self.lb_connections, 0, wxEXPAND, 0) |
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main_sizer.Add(static_box, 1, wxEXPAND, 0) |
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|
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for i in range(len(self.dbconns)): |
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self.lb_connections.Append(self.dbconns[i].BriefDescription()) |
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if self.lb_connections.GetCount() > 0: |
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self.lb_connections.SetSelection(0, True) |
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|
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# The button box between the connections list box and the table |
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# list box |
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buttons = wxFlexGridSizer(3, 1, 0, 0) |
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buttons.Add(20, 80, 0, wxEXPAND, 0) |
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retrieve_button = wxButton(self, ID_DBCHOOSE_RETRIEVE, _("Retrieve")) |
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EVT_BUTTON(self, ID_DBCHOOSE_RETRIEVE, self.OnRetrieve) |
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buttons.Add(retrieve_button, 0, wxALL |
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|wxALIGN_CENTER_HORIZONTAL|wxALIGN_CENTER_VERTICAL, 4) |
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buttons.Add(20, 80, 0, wxEXPAND, 0) |
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main_sizer.Add(buttons, 0, wxEXPAND, 0) |
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|
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# The list box with the tables |
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static_box = wxStaticBoxSizer(wxStaticBox(self, -1, _("Tables")), |
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wxHORIZONTAL) |
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self.lb_tables = wxListBox(self, ID_LB_DCLICK) |
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EVT_LISTBOX(self, ID_LB_DCLICK, self.OnTableSelect) |
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EVT_LISTBOX_DCLICK(self, ID_LB_DCLICK, self.OnLBDClick) |
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static_box.Add(self.lb_tables, 0, wxEXPAND, 0) |
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main_sizer.Add(static_box, 1, wxEXPAND, 0) |
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|
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# The standard button box at the bottom of the dialog |
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buttons = wxFlexGridSizer(1, 2, 0, 0) |
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ok_button = wxButton(self, ID_DBCHOOSE_OK, _("OK")) |
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EVT_BUTTON(self, ID_DBCHOOSE_OK, self.OnOK) |
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buttons.Add(ok_button, 0, wxALL|wxALIGN_RIGHT, 4) |
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cancel_button = wxButton(self, ID_DBCHOOSE_CANCEL, _("Cancel")) |
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EVT_BUTTON(self, ID_DBCHOOSE_CANCEL, self.OnCancel) |
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buttons.Add(cancel_button, 0, wxALL, 4) |
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top.Add(buttons, 1, wxALL|wxALIGN_CENTER_HORIZONTAL, 4) |
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|
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# Autosizing |
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self.SetAutoLayout(1) |
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self.SetSizer(top) |
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top.Fit(self) |
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top.SetSizeHints(self) |
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self.Layout() |
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|
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|
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def GetTable(self): |
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i = self.lb_tables.GetSelection() |
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if i >= 0: |
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return (self.selected_conn, self.tables[i]) |
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return None |
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|
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def OnRetrieve(self, event): |
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i = self.lb_connections.GetSelection() |
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if i >= 0: |
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self.selected_conn = self.dbconns[i] |
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connString = ("PG: host=%s dbname=%s user=%s port=%s" |
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%(self.selected_conn.host, self.selected_conn.dbname, |
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self.selected_conn.user, self.selected_conn.port)) |
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ds = ogr.Open(connString) |
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if ds: |
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for i in range(ds.GetLayerCount()): |
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self.tables.append(ds.GetLayer(i).GetName()) |
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self.lb_tables.Set(self.tables) |
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|
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def OnTableSelect(self, event): |
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i = self.lb_tables.GetSelection() |
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# self.text_id_column.Clear() |
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# self.text_geo_column.Clear() |
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# if i >= 0: |
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# for name, typ in self.selected_conn.table_columns(self.tables[i]): |
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# if typ == "geometry": |
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# self.text_geo_column.Append(name) |
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# elif typ == FIELDTYPE_INT: |
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# self.text_id_column.Append(name) |
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|
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def OnLBDClick(self, event): |
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if self.lb_tables.GetSelection() >= 0: |
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self.EndModal(wxID_OK) |
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self.Show(False) |
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|
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def OnOK(self, event): |
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self.EndModal(wxID_OK) |
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self.Show(False) |
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|
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def OnCancel(self, event): |
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self.EndModal(wxID_CANCEL) |
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self.Show(False) |
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|
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|
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