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comparison frontends/wix/xmlui.py @ 103:6be927a465ed

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XMLUI refactoring, step 1
author Goffi <goffi@goffi.org>
date Wed, 23 Jun 2010 00:23:26 +0800
parents frontends/wix/form.py@2503de7fb4c7
children 5458ac1380cc
comparison
equal deleted inserted replaced
102:94011f553cd0 103:6be927a465ed
1 #!/usr/bin/python
2 # -*- coding: utf-8 -*-
3
4 """
5 wix: a SAT frontend
6 Copyright (C) 2009, 2010 Jérôme Poisson (goffi@goffi.org)
7
8 This program is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
20 """
21
22
23
24 import wx
25 import pdb
26 from xml.dom import minidom
27 from logging import debug, info, warning, error
28 from tools.jid import JID
29
30
31 class XMLUI(wx.Frame):
32 """Create an user interface from a SàT xml"""
33
34 def __init__(self, host, xml_data='', title="Form", options=[], misc={}):
35 style = wx.DEFAULT_FRAME_STYLE & ~wx.CLOSE_BOX if 'NO_CANCEL' in options else wx.DEFAULT_FRAME_STYLE #FIXME: gof: Q&D tmp hack
36 super(XMLUI, self).__init__(None, title=title, style=style)
37
38 self.host = host
39 self.options = options
40 self.misc = misc
41 self.ctl_list = [] # usefull to access ctrl
42
43 self.sizer = wx.BoxSizer(wx.VERTICAL)
44 self.SetSizer(self.sizer)
45 self.SetAutoLayout(True)
46
47 #events
48 if not 'NO_CANCEL' in self.options:
49 self.Bind(wx.EVT_CLOSE, self.onClose, self)
50
51 self.MakeModal()
52
53 self.constructUI(xml_data)
54
55 self.Show()
56
57 def __parse_elems(self, childs, parent, sizer):
58 """Parse elements inside a <layout> tags, and add them to the sizer"""
59 for elem in childs:
60 if elem.nodeName != "elem":
61 message=_("Unmanaged tag")
62 error(message)
63 raise Exception(message)
64 _proportion = 0
65 name = elem.getAttribute("name")
66 type = elem.getAttribute("type")
67 value = elem.getAttribute("value") if elem.hasAttribute('value') else u''
68 if type=="empty":
69 ctrl = wx.Window(parent, -1)
70 elif type=="text":
71 try:
72 value = elem.childNodes[0].wholeText
73 except KeyError:
74 warning (_("text node has no child !"))
75 ctrl = wx.StaticText(parent, -1, value)
76 elif type=="label":
77 ctrl = wx.StaticText(parent, -1, value+": ")
78 elif type=="string":
79 ctrl = wx.TextCtrl(parent, -1, value)
80 self.ctl_list.append({'name':name, 'type':type, 'control':ctrl})
81 _proportion = 1
82 elif type=="password":
83 ctrl = wx.TextCtrl(parent, -1, value, style=wx.TE_PASSWORD)
84 self.ctl_list.append({'name':name, 'type':type, 'control':ctrl})
85 _proportion = 1
86 elif type=="list":
87 ctrl = wx.ListBox(parent, -1, choices=[option.getAttribute("value") for option in elem.getElementsByTagName("option")], style=wx.LB_SINGLE)
88 self.ctl_list.append({'name':name, 'type':type, 'control':ctrl})
89 _proportion = 1
90 else:
91 error(_("FIXME FIXME FIXME: type [%s] is not implemented") % type) #FIXME !
92 raise NotImplementedError
93 sizer.Add(ctrl, _proportion, flag=wx.EXPAND)
94
95
96
97 def constructUI(self, xml_data):
98 panel=wx.Panel(self)
99 panel.sizer = wx.BoxSizer(wx.VERTICAL)
100
101 cat_dom = minidom.parseString(xml_data.encode('utf-8'))
102 top= cat_dom.documentElement
103 self.type = top.getAttribute("type")
104 if top.nodeName != "sat_xmlui" or not self.type in ['form', 'param', 'window']:
105 message = _("XML UI received is invalid")
106 error(message)
107 raise Exception(message)
108
109 for node in cat_dom.documentElement.childNodes:
110 if node.nodeName == "layout":
111 layout_panel = wx.Panel(panel, -1)
112 if node.getAttribute('type') == "vertical":
113 current_sizer = wx.BoxSizer(wx.VERTICAL)
114 elif node.getAttribute('type') == "pairs":
115 current_sizer = wx.FlexGridSizer(cols=2)
116 current_sizer.AddGrowableCol(1) #The growable column need most of time to be the right one in pairs
117 else:
118 warning(_("Unknown layout, using default one"))
119 current_sizer = wx.BoxSizer(wx.VERTICAL)
120 layout_panel.SetSizer(current_sizer)
121 self.__parse_elems(node.childNodes, layout_panel, current_sizer)
122 panel.sizer.Add(layout_panel, flag=wx.EXPAND)
123 else:
124 message=_("Unknown tag")
125 error(message)
126 raise Exception(message) #TODO: raise a custom exception here
127
128 if self.type == 'form':
129 dialogButtons = wx.StdDialogButtonSizer()
130 submitButton = wx.Button(panel,wx.ID_OK, label=_("Submit"))
131 dialogButtons.AddButton(submitButton)
132 panel.Bind(wx.EVT_BUTTON, self.onFormSubmitted, submitButton)
133 if not 'NO_CANCEL' in self.options:
134 cancelButton = wx.Button(panel,wx.ID_CANCEL)
135 dialogButtons.AddButton(cancelButton)
136 panel.Bind(wx.EVT_BUTTON, self.onFormCancelled, cancelButton)
137 dialogButtons.Realize()
138 panel.sizer.Add(dialogButtons, flag=wx.ALIGN_CENTER_HORIZONTAL)
139
140 panel.SetSizer(panel.sizer)
141 panel.SetAutoLayout(True)
142 panel.sizer.Fit(self)
143 self.sizer.Add(panel, 1, flag=wx.EXPAND)
144 cat_dom.unlink()
145
146 def onFormSubmitted(self, event):
147 """Called when submit button is clicked"""
148 debug(_("Submitting form"))
149 data = []
150 for ctrl in self.ctl_list:
151 if isinstance(ctrl['control'], wx.ListBox):
152 data.append((ctrl['name'], ctrl['control'].GetStringSelection()))
153 else:
154 data.append((ctrl["name"], ctrl["control"].GetValue()))
155 if self.misc.has_key('action_back'): #FIXME FIXME FIXME: WTF ! Must be cleaned
156 id = self.misc['action_back']("SUBMIT",self.misc['target'], data)
157 self.host.current_action_ids.add(id)
158 elif self.misc.has_key('callback'):
159 self.misc['callback'](data)
160 else:
161 warning (_("The form data is not sent back, the type is not managed properly"))
162 self.MakeModal(False)
163 self.Destroy()
164
165 def onFormCancelled(self, event):
166 """Called when cancel button is clicked"""
167 debug(_("Cancelling form"))
168 self.MakeModal(False)
169 self.Close()
170
171 def onClose(self, event):
172 """Close event: we have to send the form."""
173 debug(_("close"))
174 self.MakeModal(False)
175 event.Skip()
176