26 |
import tree |
import tree |
27 |
import proj4dialog |
import proj4dialog |
28 |
import tableview, identifyview |
import tableview, identifyview |
29 |
|
import classifier |
30 |
from menu import Menu |
from menu import Menu |
31 |
|
|
32 |
from context import Context |
from context import Context |
33 |
from command import registry, Command |
from command import registry, Command, ToolCommand |
34 |
from messages import SELECTED_SHAPE, VIEW_POSITION |
from messages import SELECTED_SHAPE, VIEW_POSITION |
35 |
|
|
36 |
|
|
113 |
return menu_bar |
return menu_bar |
114 |
|
|
115 |
def build_menu(self, menudesc): |
def build_menu(self, menudesc): |
116 |
"""Build and return a wxMenu from a menudescription""" |
"""Return a wxMenu built from the menu description menudesc""" |
117 |
wxmenu = wxMenu() |
wxmenu = wxMenu() |
118 |
last = None |
last = None |
119 |
for item in menudesc.items: |
for item in menudesc.items: |
|
# here the items must all be Menu instances themselves |
|
120 |
if item is None: |
if item is None: |
121 |
# a separator. Only add one if the last item was not a |
# a separator. Only add one if the last item was not a |
122 |
# separator |
# separator |
211 |
context = self.Context() |
context = self.Context() |
212 |
command = registry.Command(self.id_to_name[event.GetId()]) |
command = registry.Command(self.id_to_name[event.GetId()]) |
213 |
if command is not None: |
if command is not None: |
214 |
event.Enable(command.Sensitive(context)) |
sensitive = command.Sensitive(context) |
215 |
|
event.Enable(sensitive) |
216 |
|
if command.IsTool() and not sensitive and command.Checked(context): |
217 |
|
# When a checked tool command is disabled deselect all |
218 |
|
# tools. Otherwise the tool would remain active but it |
219 |
|
# might lead to errors if the tools stays active. This |
220 |
|
# problem occurred in GREAT-ER and this fixes it, but |
221 |
|
# it's not clear to me whether this is really the best |
222 |
|
# way to do it (BH, 20021206). |
223 |
|
self.canvas.SelectTool(None) |
224 |
event.SetText(command.DynText(context)) |
event.SetText(command.DynText(context)) |
225 |
if command.IsCheckCommand(): |
if command.IsCheckCommand(): |
226 |
event.Check(command.Checked(context)) |
event.Check(command.Checked(context)) |
227 |
|
|
228 |
def RunMessageBox(self, title, text, flags = wxOK | wxICON_INFORMATION): |
def RunMessageBox(self, title, text, flags = wxOK | wxICON_INFORMATION): |
229 |
"""Run a modal message box with the given text, title and flags |
"""Run a modal message box with the given text, title and flags |
230 |
and return the result""" |
and return the result""" |
231 |
dlg = wxMessageDialog(self, text, title, flags) |
dlg = wxMessageDialog(self, text, title, flags) |
232 |
|
dlg.CenterOnParent() |
233 |
result = dlg.ShowModal() |
result = dlg.ShowModal() |
234 |
dlg.Destroy() |
dlg.Destroy() |
235 |
return result |
return result |
261 |
text = "(%10.10g, %10.10g)" % pos |
text = "(%10.10g, %10.10g)" % pos |
262 |
else: |
else: |
263 |
text = "" |
text = "" |
264 |
|
self.set_position_text(text) |
265 |
|
|
266 |
|
def set_position_text(self, text): |
267 |
|
"""Set the statusbar text showing the current position. |
268 |
|
|
269 |
|
By default the text is shown in field 0 of the status bar. |
270 |
|
Override this method in derived classes to put it into a |
271 |
|
different field of the statusbar. |
272 |
|
""" |
273 |
self.SetStatusText(text) |
self.SetStatusText(text) |
274 |
|
|
275 |
def save_modified_session(self, can_veto = 1): |
def save_modified_session(self, can_veto = 1): |
356 |
self.RunMessageBox("About", |
self.RunMessageBox("About", |
357 |
("Thuban is a program for\n" |
("Thuban is a program for\n" |
358 |
"exploring geographic data.\n" |
"exploring geographic data.\n" |
359 |
"Copyright (C) 2001 Intevation GmbH.\n" |
"Copyright (C) 2001, 2002 Intevation GmbH.\n" |
360 |
"Thuban is licensed under the GPL"), |
"Thuban is licensed under the GPL"), |
361 |
wxOK | wxICON_INFORMATION) |
wxOK | wxICON_INFORMATION) |
362 |
|
|
504 |
map.SetProjection(proj) |
map.SetProjection(proj) |
505 |
proj4Dlg.Destroy() |
proj4Dlg.Destroy() |
506 |
|
|
507 |
|
def Classify(self): |
508 |
|
classifyDlg = classifier.Classifier(NULL, self.current_layer()) |
509 |
|
|
510 |
|
classifyDlg.ShowModal() |
511 |
|
classifyDlg.Destroy() |
512 |
|
|
513 |
def ZoomInTool(self): |
def ZoomInTool(self): |
514 |
self.canvas.ZoomInTool() |
self.canvas.ZoomInTool() |
515 |
|
|
574 |
def _tool_command(name, title, method, toolname, helptext = "", |
def _tool_command(name, title, method, toolname, helptext = "", |
575 |
icon = "", sensitive = None): |
icon = "", sensitive = None): |
576 |
"""Add a tool command""" |
"""Add a tool command""" |
577 |
registry.Add(Command(name, title, call_method, args=(method,), |
registry.Add(ToolCommand(name, title, call_method, args=(method,), |
578 |
helptext = helptext, icon = icon, |
helptext = helptext, icon = icon, |
579 |
checked = make_check_current_tool(toolname), |
checked = make_check_current_tool(toolname), |
580 |
sensitive = sensitive)) |
sensitive = sensitive)) |
581 |
|
|
582 |
def _has_selected_layer(context): |
def _has_selected_layer(context): |
583 |
"""Return true if a layer is selected in the context""" |
"""Return true if a layer is selected in the context""" |
609 |
_method_command("save_session_as", "Save Session &As", "SaveSessionAs") |
_method_command("save_session_as", "Save Session &As", "SaveSessionAs") |
610 |
_method_command("show_session_tree", "Show Session &Tree", "ShowSessionTree", |
_method_command("show_session_tree", "Show Session &Tree", "ShowSessionTree", |
611 |
sensitive = _has_tree_window_shown) |
sensitive = _has_tree_window_shown) |
612 |
_method_command("exit", "&Exit", "Exit") |
_method_command("exit", "E&xit", "Exit") |
613 |
|
|
614 |
# Help menu |
# Help menu |
615 |
_method_command("help_about", "&About", "About") |
_method_command("help_about", "&About", "About") |
618 |
# Map menu |
# Map menu |
619 |
_method_command("map_projection", "Pro&jection", "Projection") |
_method_command("map_projection", "Pro&jection", "Projection") |
620 |
|
|
621 |
|
|
622 |
_tool_command("map_zoom_in_tool", "&Zoom in", "ZoomInTool", "ZoomInTool", |
_tool_command("map_zoom_in_tool", "&Zoom in", "ZoomInTool", "ZoomInTool", |
623 |
helptext = "Switch to map-mode 'zoom-in'", icon = "zoom_in", |
helptext = "Switch to map-mode 'zoom-in'", icon = "zoom_in", |
624 |
sensitive = _has_visible_map) |
sensitive = _has_visible_map) |
674 |
helptext = "Show the selected layer's table", |
helptext = "Show the selected layer's table", |
675 |
sensitive = _has_selected_layer) |
sensitive = _has_selected_layer) |
676 |
|
|
677 |
|
_method_command("layer_classifier", "Classify", "Classify", |
678 |
|
sensitive = _has_selected_layer) |
679 |
|
|
680 |
# the menu structure |
# the menu structure |
681 |
main_menu = Menu("<main>", "<main>", |
main_menu = Menu("<main>", "<main>", |
703 |
None, |
None, |
704 |
"layer_show", "layer_hide", |
"layer_show", "layer_hide", |
705 |
None, |
None, |
706 |
"layer_show_table"]), |
"layer_show_table", |
707 |
|
None, |
708 |
|
"layer_classifier"]), |
709 |
Menu("help", "&Help", |
Menu("help", "&Help", |
710 |
["help_about"])]) |
["help_about"])]) |
711 |
|
|
712 |
# the main toolbar |
# the main toolbar |
713 |
|
|
714 |
main_toolbar = Menu("<toolbar>", "<toolbar>", |
main_toolbar = Menu("<toolbar>", "<toolbar>", |
715 |
["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool", |
["map_zoom_in_tool", "map_zoom_out_tool", "map_pan_tool", |
716 |
"map_identify_tool", "map_label_tool", "map_full_extent"]) |
"map_full_extent", None, |
717 |
|
"map_identify_tool", "map_label_tool"]) |