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jonathan |
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# Copyright (c) 2005 by Intevation GmbH |
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# Authors: |
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# Jonathan Coles <[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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"""Base class for Layer Properties dialogs""" |
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__version__ = "$Revision$" |
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# $Source$ |
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# $Id$ |
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from Thuban import _ |
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from wxPython.wx import * |
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from Thuban.Model.messages import MAP_LAYERS_REMOVED, LAYER_SHAPESTORE_REPLACED |
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from dialogs import NonModalNonParentDialog |
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from messages import MAP_REPLACED |
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ID_PROPERTY_REVERT = 4002 |
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ID_PROPERTY_TRY = 4008 |
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ID_PROPERTY_TITLE = 4012 |
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class LayerProperties(NonModalNonParentDialog): |
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def __init__(self, parent, name, layer): |
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NonModalNonParentDialog.__init__(self, parent, name, "") |
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self.SetTitle(layer.Title()) |
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self.parent.Subscribe(MAP_REPLACED, self.map_replaced) |
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self.layer = layer |
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self.map = parent.Map() |
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self.map.Subscribe(MAP_LAYERS_REMOVED, self.map_layers_removed) |
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self.layout_recurse = False |
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def dialog_layout(self, *args, **kw): |
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if self.layout_recurse: return |
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self.layout_recurse = True |
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panel = wxPanel(self, -1) |
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topBox = wxBoxSizer(wxVERTICAL) |
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panelBox = wxBoxSizer(wxVERTICAL) |
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# Title |
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sizer = wxBoxSizer(wxHORIZONTAL) |
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sizer.Add(wxStaticText(panel, -1, _("Title: ")), |
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0, wxALIGN_LEFT | wxRIGHT | wxALIGN_CENTER_VERTICAL, 4) |
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text_title = wxTextCtrl(panel, ID_PROPERTY_TITLE, self.layer.Title()) |
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text_title.SetInsertionPointEnd() |
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sizer.Add(text_title, 1, wxGROW | wxRIGHT, 00) |
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panelBox.Add(sizer, 0, wxGROW | wxALL, 4) |
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# Type |
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panelBox.Add(wxStaticText(panel, -1, |
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_("Layer Type: %s") % self.layer.Type()), |
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0, wxALIGN_LEFT | wxALL, 4) |
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# Projection |
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proj = self.layer.GetProjection() |
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if proj is None: |
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text = _("Projection: None") |
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else: |
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text = _("Projection: %s") % proj.Label() |
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panelBox.Add(wxStaticText(panel, -1, text), 0, wxALIGN_LEFT | wxALL, 4) |
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self.dialog_layout(panel, panelBox) |
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button_try = wxButton(self, ID_PROPERTY_TRY, _("Try")) |
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button_revert = wxButton(self, ID_PROPERTY_REVERT, _("Revert")) |
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button_ok = wxButton(self, wxID_OK, _("OK")) |
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button_close = wxButton(self, wxID_CANCEL, _("Close")) |
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button_ok.SetDefault() |
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buttonBox = wxBoxSizer(wxHORIZONTAL) |
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buttonBox.Add(button_try, 0, wxRIGHT|wxEXPAND, 10) |
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buttonBox.Add(button_revert, 0, wxRIGHT|wxEXPAND, 10) |
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buttonBox.Add(button_ok, 0, wxRIGHT|wxEXPAND, 10) |
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buttonBox.Add(button_close, 0, wxRIGHT|wxEXPAND, 0) |
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panel.SetAutoLayout(True) |
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panel.SetSizer(panelBox) |
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panelBox.Fit(panel) |
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panelBox.SetSizeHints(panel) |
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topBox.Add(panel, 1, wxGROW | wxALL, 4) |
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topBox.Add(buttonBox, 0, wxALIGN_RIGHT|wxALL, 10) |
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self.SetAutoLayout(True) |
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self.SetSizer(topBox) |
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topBox.Fit(self) |
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topBox.SetSizeHints(self) |
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self.Layout() |
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########### |
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EVT_TEXT(self, ID_PROPERTY_TITLE, self.OnTitleChanged) |
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EVT_BUTTON(self, wxID_OK, self.OnOK) |
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EVT_BUTTON(self, ID_PROPERTY_TRY, self.OnTry) |
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EVT_BUTTON(self, wxID_CANCEL, self.OnCloseBtn) |
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EVT_BUTTON(self, ID_PROPERTY_REVERT, self.OnRevert) |
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###################### |
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text_title.SetFocus() |
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self.haveApplied = False |
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def unsubscribe_messages(self): |
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"""Unsubscribe from all messages.""" |
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self.parent.Unsubscribe(MAP_REPLACED, self.map_replaced) |
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self.map.Unsubscribe(MAP_LAYERS_REMOVED, self.map_layers_removed) |
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def map_layers_removed(self): |
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"""Subscribed to MAP_LAYERS_REMOVED. If this layer was removed, |
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Close self. |
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""" |
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if self.layer not in self.map.Layers(): |
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self.Close() |
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def map_replaced(self, *args): |
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"""Subscribed to the mainwindow's MAP_REPLACED message. Close self.""" |
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self.Close() |
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def OnTry(self, event): |
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return |
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def OnOK(self, event): |
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self.Close() |
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def OnClose(self, event): |
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self.unsubscribe_messages() |
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NonModalNonParentDialog.OnClose(self, event) |
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def OnCloseBtn(self, event): |
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"""Close is similar to Cancel except that any changes that were |
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made and applied remain applied. |
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""" |
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self.Close() |
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def OnRevert(self, event): |
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return |
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def SetTitle(self, title): |
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"""Set the title of the dialog.""" |
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if title != "": |
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title = ": " + title |
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NonModalNonParentDialog.SetTitle(self, _("Layer Properties") + title) |
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def OnTitleChanged(self, event): |
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"""Update the dialog title when the user changed the layer name.""" |
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obj = event.GetEventObject() |
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self.layer.SetTitle(obj.GetValue()) |
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self.SetTitle(self.layer.Title()) |
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