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class SaveAsOziWaypointFileDialog(wx.Dialog):
1		class SaveAsOziWaypointFileDialog(wx.Dialog):
2		def __init__(self, parent, document, path):
3		wx.Dialog.__init__(self, parent, -1, 'Save as Ozi waypoint file',
4		style=wx.DEFAULT_DIALOG_STYLE \| wx.RESIZE_BORDER)
5
6		self.document = document
7		self.path = path
8
9		self.initialize_ui()
10
11		# Increase the width of the dialog and centre it on the screen.
12		self.SetSizeWH(600, -1)
13		self.CenterOnScreen()
14
15		self.Bind(wx.EVT_BUTTON, self.on_button)
16		self.Bind(wx.EVT_RADIOBUTTON, self.on_radio_button)
17
18		def _column_picker_row(self, parent, grid, row_index, label):
19		# The label.
20		grid.Add(
21		wx.StaticText(parent, -1, label), (row_index, 0),
22		(1, 1), wx.ALIGN_RIGHT \| wx.ALIGN_CENTER_VERTICAL
23		)
24
25		# The text control.
26		tc = wx.TextCtrl(parent, -1)
27		tc.Font = wx.Font(*const.FONT_FIXEDWIDTH)
28
29		grid.Add(
30		tc, (row_index, 1), (1, 1),
31		wx.ALIGN_LEFT \| wx.ALIGN_CENTER_VERTICAL \| wx.EXPAND
32		)
33
34		# The "add column" button.
35		add_btn = wx.Button(parent, -1, '+', style=wx.BU_EXACTFIT)
36		self.Bind(
37		wx.EVT_BUTTON, partial(self.on_add_to_tc, tc), source=add_btn
38		)
39
40		grid.Add(add_btn, (row_index, 2), (1, 1), wx.ALIGN_CENTER_VERTICAL)
41
42		# Tie the add button to the text control for future use.
43		tc.add_column_button = add_btn
44
45		return tc
46
47		def initialize_ui(self):
48		# Create a main sizer to get padding from the edges of the window, and
49		# create a layout sizer inside it for positioning controls.
50		main_sizer = wx.BoxSizer(wx.VERTICAL)
51
52		# Add the text controls for the waypoint info.
53		waypoint_info_box = wx.StaticBox(self, -1, 'Waypoint info')
54		waypoint_info_box_sizer = wx.StaticBoxSizer(waypoint_info_box)
55		waypoint_info_layout = wx.GridBagSizer(5, 5)
56
57		self.tc_wpname = self._column_picker_row(
58		waypoint_info_box, waypoint_info_layout, 0, 'Waypoint name'
59		)
60		self.tc_wpdescr = self._column_picker_row(
61		waypoint_info_box, waypoint_info_layout, 1, 'Waypoint description'
62		)
63		waypoint_info_layout.AddGrowableCol(1)
64
65		waypoint_info_box_sizer.Add(
66		waypoint_info_layout, 1, wx.ALL \| wx.EXPAND, 10
67		)
68		main_sizer.Add(
69		waypoint_info_box_sizer, 0, flag=wx.ALL \| wx.EXPAND, border=10
70		)
71
72		# Add the controls for waypoint coordinates.
73		coords_box = wx.StaticBox(self, -1, 'Waypoint coordinates')
74		coords_box_sizer = wx.StaticBoxSizer(coords_box,
75		wx.HORIZONTAL)
76		waypoint_coords_layout = wx.GridBagSizer(5, 5)
77
78		wgs84_sizer = wx.GridBagSizer(5, 5)
79
80		# The WGS 84 radio button.
81		self.rb_wgs84 = wx.RadioButton(coords_box, -1, 'WGS 84 decimals')
82		self.rb_wgs84.Value = True
83		wgs84_sizer.Add(self.rb_wgs84, (0, 0), (1, 2), wx.BOTTOM, 10)
84
85		# The column WGS 84 column pickers.
86		self.tc_lat = self._column_picker_row(
87		coords_box, wgs84_sizer, 1, 'Latitude'
88		)
89		self.tc_lng = self._column_picker_row(
90		coords_box, wgs84_sizer, 2, 'Longitude'
91		)
92		wgs84_sizer.AddGrowableCol(1)
93
94		# The UTM coordinate radio button and column pickers.
95		utm_sizer = wx.GridBagSizer(5, 5)
96
97		self.rb_utm = wx.RadioButton(coords_box, -1, 'UTM')
98		utm_sizer.Add(self.rb_utm, (0, 0), (1, 2), wx.BOTTOM, 10)
99
100		self.tc_utmz = self._column_picker_row(
101		coords_box, utm_sizer, 1, 'Zone'
102		)
103		self.tc_utmx = self._column_picker_row(
104		coords_box, utm_sizer, 2, 'Northing'
105		)
106		self.tc_utmy = self._column_picker_row(
107		coords_box, utm_sizer, 3, 'Easting'
108		)
109		utm_sizer.AddGrowableCol(1)
110
111		# Disable the UTM controls initially.
112		for tc in [self.tc_utmz, self.tc_utmx, self.tc_utmy]:
113		tc.Disable()
114		tc.add_column_button.Disable()
115
116		coords_box_sizer.Add(wgs84_sizer, 1, wx.EXPAND \| wx.ALL, 10)
117		coords_box_sizer.Add(utm_sizer, 1, wx.EXPAND \| wx.ALL, 10)
118		main_sizer.Add(coords_box_sizer, 0, wx.ALL \| wx.EXPAND, border=10)
119
120		# Add the save and cancel buttons.
121		button_sizer = wx.BoxSizer(wx.HORIZONTAL)
122		button_sizer.Add(wx.Button(self, wx.ID_OK, 'Save'), 0, wx.RIGHT, 5)
123		button_sizer.Add(wx.Button(self, wx.ID_CANCEL, 'Cancel'), 0)
124
125		main_sizer.AddStretchSpacer()
126		main_sizer.Add(wx.StaticLine(self, -1), flag=wx.EXPAND \| wx.ALL,
127		border=5)
128		main_sizer.Add(button_sizer, flag=wx.ALIGN_RIGHT \| wx.ALL,
129		border=5)
130
131		# Set the OK button to the default button.
132		self.FindWindowById(wx.ID_OK).SetDefault()
133
134		self.SetSizerAndFit(main_sizer)
135
136		def on_add_to_tc(self, tc, event):
137		"""Event handler for the small + buttons."""
138		# Give the user a list of column headers to choose from.
139		headers = self.document.table.column_headers
140
141		dialog = wx.SingleChoiceDialog(
142		self, 'Which column would you like to add?', 'Choose a column',
143		headers, wx.CHOICEDLG_STYLE
144		)
145
146		if dialog.ShowModal() == wx.ID_OK:
147		choice = dialog.StringSelection
148		tc.AppendText('{{{}}}'.format(choice))
149
150		def on_button(self, event):
151		# Validate input when OK is clicked. If there are any errors, inform
152		# the user and stop the dialog from closing.
153		if event.Id == wx.ID_OK:
154		pass
155		else:
156		event.Skip()
157
158		def on_radio_button(self, event):
159		source = self.FindWindowById(event.Id)
160		wgs84_checked = source is self.rb_wgs84 and event.Checked()
161		utm_checked = not wgs84_checked
162
163		# Set the control states.
164		for tc in [self.tc_lat, self.tc_lng]:
165		tc.Enable(wgs84_checked)
166		tc.add_column_button.Enable(wgs84_checked)
167
168		for tc in [self.tc_utmz, self.tc_utmx, self.tc_utmy]:
169		tc.Enable(utm_checked)
170		tc.add_column_button.Enable(utm_checked)