349 |
""" |
""" |
350 |
self.SetStatusText(text) |
self.SetStatusText(text) |
351 |
|
|
352 |
|
def OpenOrRaiseDialog(self, name, dialog_class, *args, **kw): |
353 |
|
""" |
354 |
|
Open or raise a dialog. |
355 |
|
|
356 |
|
If a dialog with the denoted name does already exist it is |
357 |
|
raised. Otherwise a new dialog, an instance of dialog_class, |
358 |
|
is created, inserted into the main list and displayed. |
359 |
|
""" |
360 |
|
dialog = self.get_open_dialog(name) |
361 |
|
|
362 |
|
if dialog is None: |
363 |
|
dialog = dialog_class(self, name, *args, **kw) |
364 |
|
self.add_dialog(name, dialog) |
365 |
|
dialog.Show(True) |
366 |
|
else: |
367 |
|
dialog.Raise() |
368 |
|
|
369 |
def save_modified_session(self, can_veto = 1): |
def save_modified_session(self, can_veto = 1): |
370 |
"""If the current session has been modified, ask the user |
"""If the current session has been modified, ask the user |
371 |
whether to save it and do so if requested. Return the outcome of |
whether to save it and do so if requested. Return the outcome of |
589 |
return self.canvas.Map().CanRemoveLayer(layer) |
return self.canvas.Map().CanRemoveLayer(layer) |
590 |
return False |
return False |
591 |
|
|
592 |
|
def LayerToTop(self): |
593 |
|
layer = self.current_layer() |
594 |
|
if layer is not None: |
595 |
|
self.canvas.Map().MoveLayerToTop(layer) |
596 |
|
|
597 |
def RaiseLayer(self): |
def RaiseLayer(self): |
598 |
layer = self.current_layer() |
layer = self.current_layer() |
599 |
if layer is not None: |
if layer is not None: |
604 |
if layer is not None: |
if layer is not None: |
605 |
self.canvas.Map().LowerLayer(layer) |
self.canvas.Map().LowerLayer(layer) |
606 |
|
|
607 |
|
def LayerToBottom(self): |
608 |
|
layer = self.current_layer() |
609 |
|
if layer is not None: |
610 |
|
self.canvas.Map().MoveLayerToBottom(layer) |
611 |
|
|
612 |
def current_layer(self): |
def current_layer(self): |
613 |
"""Return the currently selected layer. |
"""Return the currently selected layer. |
614 |
|
|
631 |
def HideLayer(self): |
def HideLayer(self): |
632 |
layer = self.current_layer() |
layer = self.current_layer() |
633 |
if layer is not None: |
if layer is not None: |
634 |
layer.SetVisible(0) |
layer.SetVisible(False) |
635 |
|
|
636 |
def ShowLayer(self): |
def ShowLayer(self): |
637 |
layer = self.current_layer() |
layer = self.current_layer() |
638 |
if layer is not None: |
if layer is not None: |
639 |
layer.SetVisible(1) |
layer.SetVisible(True) |
640 |
|
|
641 |
|
def ToggleLayerVisibility(self): |
642 |
|
layer = self.current_layer() |
643 |
|
layer.SetVisible(not layer.Visible()) |
644 |
|
|
645 |
def DuplicateLayer(self): |
def DuplicateLayer(self): |
646 |
"""Ceate a new layer above the selected layer with the same shapestore |
"""Ceate a new layer above the selected layer with the same shapestore |
660 |
return layer is not None and hasattr(layer, "ShapeStore") |
return layer is not None and hasattr(layer, "ShapeStore") |
661 |
|
|
662 |
def LayerShowTable(self): |
def LayerShowTable(self): |
663 |
|
""" |
664 |
|
Present a TableView Window for the current layer. |
665 |
|
In case the window is already open, bring it to the front. |
666 |
|
In case, there is no active layer, do nothing. |
667 |
|
In case, the layer has no ShapeStore, do nothing. |
668 |
|
""" |
669 |
layer = self.current_layer() |
layer = self.current_layer() |
670 |
if layer is not None: |
if layer is not None: |
671 |
|
if not hasattr(layer, "ShapeStore"): |
672 |
|
return |
673 |
table = layer.ShapeStore().Table() |
table = layer.ShapeStore().Table() |
674 |
name = "table_view" + str(id(table)) |
name = "table_view" + str(id(table)) |
675 |
dialog = self.get_open_dialog(name) |
dialog = self.get_open_dialog(name) |
722 |
self.OpenLayerProperties(layer) |
self.OpenLayerProperties(layer) |
723 |
|
|
724 |
def OpenLayerProperties(self, layer, group = None): |
def OpenLayerProperties(self, layer, group = None): |
725 |
name = "layer_properties" + str(id(layer)) |
""" |
726 |
dialog = self.get_open_dialog(name) |
Open or raise the properties dialog. |
|
|
|
|
if dialog is None: |
|
|
dialog = Classifier(self, name, self.Map(), layer, group) |
|
|
self.add_dialog(name, dialog) |
|
|
dialog.Show() |
|
|
dialog.Raise() |
|
727 |
|
|
728 |
|
This method opens or raises the properties dialog for the |
729 |
|
currently selected layer if one is defined for this layer |
730 |
|
type. |
731 |
|
""" |
732 |
|
name = "layer_properties" + str(id(layer)) |
733 |
|
self.OpenOrRaiseDialog(name, Classifier, layer, group = group) |
734 |
|
|
735 |
def LayerJoinTable(self): |
def LayerJoinTable(self): |
736 |
layer = self.canvas.SelectedLayer() |
layer = self.canvas.SelectedLayer() |
737 |
if layer is not None: |
if layer is not None: |
1026 |
"""Return true if a layer is selected in the context""" |
"""Return true if a layer is selected in the context""" |
1027 |
return context.mainwindow.has_selected_layer() |
return context.mainwindow.has_selected_layer() |
1028 |
|
|
1029 |
|
def _has_selected_layer_visible(context): |
1030 |
|
"""Return true if a layer is selected in the context which is |
1031 |
|
visible.""" |
1032 |
|
if context.mainwindow.has_selected_layer(): |
1033 |
|
layer = context.mainwindow.current_layer() |
1034 |
|
if layer.Visible(): return True |
1035 |
|
return False |
1036 |
|
|
1037 |
def _has_selected_shape_layer(context): |
def _has_selected_shape_layer(context): |
1038 |
"""Return true if a shape layer is selected in the context""" |
"""Return true if a shape layer is selected in the context""" |
1039 |
return context.mainwindow.has_selected_shape_layer() |
return context.mainwindow.has_selected_shape_layer() |
1057 |
if map is not None: |
if map is not None: |
1058 |
for layer in map.Layers(): |
for layer in map.Layers(): |
1059 |
if layer.Visible(): |
if layer.Visible(): |
1060 |
return 1 |
return True |
1061 |
return 0 |
return False |
1062 |
|
|
1063 |
def _has_legend_shown(context): |
def _has_legend_shown(context): |
1064 |
"""Return true if the legend window is shown""" |
"""Return true if the legend window is shown""" |
1182 |
sensitive = _has_selected_shape_layer, |
sensitive = _has_selected_shape_layer, |
1183 |
helptext = _("Join and attach a table to the selected layer")) |
helptext = _("Join and attach a table to the selected layer")) |
1184 |
|
|
1185 |
|
# further layer methods: |
1186 |
|
_method_command("layer_to_top", _("&Top"), "LayerToTop", |
1187 |
|
helptext = _("Put selected layer to the top"), |
1188 |
|
sensitive = _has_selected_layer) |
1189 |
|
_method_command("layer_to_bottom", _("&Bottom"), "LayerToBottom", |
1190 |
|
helptext = _("Put selected layer to the bottom"), |
1191 |
|
sensitive = _has_selected_layer) |
1192 |
|
_method_command("layer_visibility", _("&Visible"), "ToggleLayerVisibility", |
1193 |
|
checked = _has_selected_layer_visible, |
1194 |
|
helptext = _("Toggle visibility of selected layer"), |
1195 |
|
sensitive = _has_selected_layer) |
1196 |
|
|
1197 |
def _can_unjoin(context): |
def _can_unjoin(context): |
1198 |
"""Return whether the Layer/Unjoin command can be executed. |
"""Return whether the Layer/Unjoin command can be executed. |
1199 |
|
|