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# Copyright (c) 2001, 2002 by Intevation GmbH |
# Copyright (c) 2001, 2002, 2003 by Intevation GmbH |
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# Authors: |
# Authors: |
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# Bernhard Herzog <[email protected]> |
# Bernhard Herzog <[email protected]> |
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# |
# |
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__version__ = "$Revision$" |
__version__ = "$Revision$" |
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from wxPython.wx import wxListCtrl, wxLC_REPORT, wxLIST_AUTOSIZE_USEHEADER, \ |
import wx |
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EVT_LIST_ITEM_SELECTED, true, false |
from wx import grid |
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from wxPython.grid import wxPyGridTableBase, wxGrid, wxGRID_VALUE_STRING, \ |
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wxGridTableMessage, wxGRIDTABLE_NOTIFY_ROWS_APPENDED, \ |
from Thuban import _ |
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wxGRIDTABLE_NOTIFY_ROWS_DELETED, wxGRIDTABLE_REQUEST_VIEW_GET_VALUES |
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# FIXME: the wx_value_type_map should be moved from tableview to a |
# FIXME: the wx_value_type_map should be moved from tableview to a |
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# separate module |
# separate module |
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class RecordListCtrl(wxListCtrl): |
class RecordListCtrl(wx.ListCtrl): |
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"""List Control showing a single record from a thuban table""" |
"""List Control showing a single record from a thuban table""" |
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def __init__(self, parent, id): |
def __init__(self, parent, id): |
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wxListCtrl.__init__(self, parent, id, style = wxLC_REPORT) |
wx.ListCtrl.__init__(self, parent, id, style = wx.LC_REPORT) |
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self.InsertColumn(0, "Field") |
self.InsertColumn(0, _("Field")) |
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self.SetColumnWidth(0, wxLIST_AUTOSIZE_USEHEADER) |
self.SetColumnWidth(0, 200) |
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self.InsertColumn(1, "Value") |
self.InsertColumn(1, _("Value")) |
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self.SetColumnWidth(1, wxLIST_AUTOSIZE_USEHEADER) |
self.SetColumnWidth(1, 100) |
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# vaues maps row numbers to the corresponding python values |
# vaues maps row numbers to the corresponding python values |
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self.values = {} |
self.values = {} |
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values = {} |
values = {} |
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if shape is not None: |
if shape is not None: |
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num_cols = table.field_count() |
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names = [] |
names = [] |
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for i in range(num_cols): |
for col in table.Columns(): |
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type, name, length, decc = table.field_info(i) |
names.append(col.name) |
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names.append(name) |
record = table.ReadRowAsDict(shape) |
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record = table.read_record(shape) |
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for i in range(len(names)): |
for i in range(len(names)): |
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name = names[i] |
name = names[i] |
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value = record[name] |
value = record[name] |
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self.InsertStringItem(i, name) |
self.InsertStringItem(i, name) |
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self.SetStringItem(i, 1, str(value)) |
self.SetStringItem(i, 1, str(value).decode('iso-8859-1')) |
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values[i] = value |
values[i] = value |
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self.values = values |
self.values = values |
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# selected is the index of the selected record or -1 if none is |
# selected is the index of the selected record or -1 if none is |
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# selected |
# selected |
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self.selected = -1 |
self.selected = -1 |
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EVT_LIST_ITEM_SELECTED(self, self.GetId(), self.OnItemSelected) |
self.Bind(wx.EVT_LIST_ITEM_SELECTED, self.OnItemSelected, id=self.GetId()) |
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def OnItemSelected(self, event): |
def OnItemSelected(self, event): |
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"""Event handler. Update the selected instvar""" |
"""Event handler. Update the selected instvar""" |
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return None |
return None |
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class RecordTable(wxPyGridTableBase): |
class RecordTable(grid.PyGridTableBase): |
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"""Wrapper that makes a Thuban table record look like a table for a |
"""Wrapper that makes a Thuban table record look like a table for a |
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wxGrid |
wxGrid |
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""" |
""" |
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def __init__(self, table = None, record = None): |
def __init__(self, table = None, record = None): |
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wxPyGridTableBase.__init__(self) |
grid.PyGridTableBase.__init__(self) |
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self.num_cols = 1 |
self.num_cols = 1 |
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self.num_rows = 0 |
self.num_rows = 0 |
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self.table = None |
self.table = None |
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if record_index is not None: |
if record_index is not None: |
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self.table = table |
self.table = table |
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self.record_index = record_index |
self.record_index = record_index |
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self.record = table.read_record(record_index) |
self.record = table.ReadRowAsDict(record_index) |
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# we have one row for each field in the table |
# we have one row for each field in the table |
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self.num_rows = table.field_count() |
self.num_rows = table.NumColumns() |
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# extract the field types and names of the row we're showing. |
# extract the field types and names of the row we're showing. |
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self.rows = [] |
self.rows = [] |
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for i in range(self.num_rows): |
for i in range(self.num_rows): |
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type, name, len, decc = table.field_info(i) |
col = table.Column(i) |
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self.rows.append((name, wx_value_type_map[type], len, decc)) |
self.rows.append((col.name, wx_value_type_map[col.type])) |
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self.notify_get_values() |
self.notify_get_values() |
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else: |
else: |
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# make the grid empty |
# make the grid empty |
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def notify_append_rows(self, num): |
def notify_append_rows(self, num): |
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"""Tell the view that num rows were appended""" |
"""Tell the view that num rows were appended""" |
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self.send_view_message(wxGRIDTABLE_NOTIFY_ROWS_APPENDED, num) |
self.send_view_message(grid.GRIDTABLE_NOTIFY_ROWS_APPENDED, num) |
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def notify_delete_rows(self, start, num): |
def notify_delete_rows(self, start, num): |
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"""Tell the view that num rows were deleted starting at start""" |
"""Tell the view that num rows were deleted starting at start""" |
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self.send_view_message(wxGRIDTABLE_NOTIFY_ROWS_DELETED, start, num) |
self.send_view_message(grid.GRIDTABLE_NOTIFY_ROWS_DELETED, start, num) |
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def notify_get_values(self): |
def notify_get_values(self): |
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"""Tell the view that the grid's values have to be updated""" |
"""Tell the view that the grid's values have to be updated""" |
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self.send_view_message(wxGRIDTABLE_REQUEST_VIEW_GET_VALUES) |
self.send_view_message(grid.GRIDTABLE_REQUEST_VIEW_GET_VALUES) |
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def send_view_message(self, msgid, *args): |
def send_view_message(self, msgid, *args): |
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"""Send the message msgid to the view with arguments args""" |
"""Send the message msgid to the view with arguments args""" |
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view = self.GetView() |
view = self.GetView() |
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if view: |
if view: |
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#print "send_view_message", msgid, args |
#print "send_view_message", msgid, args |
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msg = apply(wxGridTableMessage, (self, msgid) + args) |
msg = apply(grid.GridTableMessage, (self, msgid) + args) |
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view.ProcessTableMessage(msg) |
view.ProcessTableMessage(msg) |
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# |
# |
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# Called when the grid needs to display labels |
# Called when the grid needs to display labels |
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def GetColLabelValue(self, col): |
def GetColLabelValue(self, col): |
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return "Value" |
return _("Value") |
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def GetRowLabelValue(self, row): |
def GetRowLabelValue(self, row): |
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if row < self.num_rows: |
if row < self.num_rows: |
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# it's probably a wx bug (filed as #593189 on sourceforge) |
# it's probably a wx bug (filed as #593189 on sourceforge) |
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if 0 <= row < self.num_rows: |
if 0 <= row < self.num_rows: |
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return self.rows[row][1] |
return self.rows[row][1] |
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return wxGRID_VALUE_STRING |
return grid.GRID_VALUE_STRING |
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# Called to determine how the data can be fetched and stored by the |
# Called to determine how the data can be fetched and stored by the |
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# editor and renderer. This allows you to enforce some type-safety |
# editor and renderer. This allows you to enforce some type-safety |
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class RecordGridCtrl(wxGrid): |
class RecordGridCtrl(grid.Grid): |
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"""Grid view for a RecordTable""" |
"""Grid view for a RecordTable""" |
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def __init__(self, parent, table = None, record = None): |
def __init__(self, parent, table = None, record = None): |
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wxGrid.__init__(self, parent, -1) |
grid.Grid.__init__(self, parent, -1) |
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self.table = RecordTable(table, record) |
self.table = RecordTable(table, record) |
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# of the table and will destroy it when done. Otherwise you |
# of the table and will destroy it when done. Otherwise you |
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# would need to keep a reference to it and call it's Destroy |
# would need to keep a reference to it and call it's Destroy |
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# method later. |
# method later. |
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self.SetTable(self.table, true) |
self.SetTable(self.table, True) |
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#self.SetMargins(0,0) |
#self.SetMargins(0,0) |
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self.AutoSizeColumn(0, true) |
self.AutoSizeColumn(0, True) |
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#self.SetSelectionMode(wxGrid.wxGridSelectRows) |
#self.SetSelectionMode(wxGrid.wxGridSelectRows) |
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