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annotate frontends/primitivus/xmlui.py @ 149:3c3f70c01333

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Primitivus: wix: xmlui misc fixes
author Goffi <goffi@goffi.org>
date Wed, 28 Jul 2010 19:56:56 +0800
parents 80661755ea8d
children b1f1955d96b3
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
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4 """
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5 Primitivus: a SAT frontend
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6 Copyright (C) 2009, 2010 Jérôme Poisson (goffi@goffi.org)
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7
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8 This program is free software: you can redistribute it and/or modify
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9 it under the terms of the GNU General Public License as published by
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10 the Free Software Foundation, either version 3 of the License, or
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11 (at your option) any later version.
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12
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13 This program is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU General Public License for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 """
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21
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22 import urwid
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23 import custom_widgets
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24 from xml.dom import minidom
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25
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26 class Pairs(urwid.WidgetWrap):
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27
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28 def __init__(self, weight_0='1', weight_1='1'):
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29 self.idx = 0
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30 self.weight_0 = weight_0
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31 self.weight_1 = weight_1
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32 columns = urwid.Columns([urwid.Text(''), urwid.Text('')])
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33 #XXX: empty Text hack needed because Pile doesn't support empty list
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34 urwid.WidgetWrap.__init__(self,columns)
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35
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36 def append(self, widget):
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37 pile = self._w.widget_list[self.idx]
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38 if pile.__class__ == urwid.Text:
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39 self._w.widget_list[self.idx] = urwid.Pile([widget])
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40 if self.idx == 1:
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41 self._w.set_focus(1)
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42 else:
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43 pile.widget_list.append(widget)
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44 pile.item_types.append(('weight',getattr(self,'weight_'+str(self.idx))))
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45 self.idx = (self.idx + 1) % 2
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46
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47
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48 class XMLUI(urwid.WidgetWrap):
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49
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50 def __init__(self, host, xml_data, title = None, options = [], misc={}):
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51 self.host = host
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52 self.title = title
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53 self.options = options
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54 self.misc = misc
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55 self.ctrl_list = {} # usefull to access ctrl
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56 widget = self.constructUI(xml_data)
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57 urwid.WidgetWrap.__init__(self,widget)
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58
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59 def __parseElems(self, node, parent):
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60 """Parse elements inside a <layout> tags, and add them to the parent"""
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61 for elem in node.childNodes:
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62 if elem.nodeName != "elem":
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63 message=_("Unmanaged tag")
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64 error(message)
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65 raise Exception(message)
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66 id = elem.getAttribute("id")
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67 name = elem.getAttribute("name")
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68 type = elem.getAttribute("type")
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69 value = elem.getAttribute("value") if elem.hasAttribute('value') else u''
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70 if type=="empty":
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71 ctrl = urwid.Text('')
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72 elif type=="text":
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73 try:
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74 value = elem.childNodes[0].wholeText
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75 except IndexError:
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76 warning (_("text node has no child !"))
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77 ctrl = urwid.Text(value)
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78 elif type=="label":
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79 ctrl = urwid.Text(value+": ")
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80 elif type=="string":
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81 ctrl = urwid.Edit(edit_text = value)
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82 self.ctrl_list[name] = ({'type':type, 'control':ctrl})
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83 elif type=="password":
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84 ctrl = custom_widgets.Password(edit_text = value)
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85 self.ctrl_list[name] = ({'type':type, 'control':ctrl})
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86 elif type=="textbox":
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87 ctrl = urwid.Edit(edit_text = value, multiline=True)
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88 self.ctrl_list[name] = ({'type':type, 'control':ctrl})
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89 elif type=="list":
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90 style=[] if elem.getAttribute("multi")=='yes' else ['single']
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91 ctrl = custom_widgets.List(options=[option.getAttribute("value") for option in elem.getElementsByTagName("option")], style=style)
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92 self.ctrl_list[name] = ({'type':type, 'control':ctrl})
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93 elif type=="button":
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94 callback_id = elem.getAttribute("callback_id")
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95 ctrl = urwid.Button(value, on_press=self.onButtonPress)
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96 ctrl.param_id = (callback_id,[field.getAttribute('name') for field in elem.getElementsByTagName("field_back")])
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97 else:
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98 error(_("FIXME FIXME FIXME: type [%s] is not implemented") % type) #FIXME !
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99 raise NotImplementedError
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100 parent.append(ctrl)
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101
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102 def __parseChilds(self, current, elem, wanted = ['layout']):
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103 """Recursively parse childNodes of an elemen
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104 @param current: widget container with 'append' method
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105 @param elem: element from which childs will be parsed
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106 @param wanted: list of tag names that can be present in the childs to be SàT XMLUI compliant"""
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107 for node in elem.childNodes:
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108 if wanted and not node.nodeName in wanted:
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109 raise Exception("Invalid XMLUI") #TODO: make a custom exception
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110 if node.nodeName == "layout":
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111 type = node.getAttribute('type')
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112 if type == "tabs":
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113 raise NotImplementedError
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114 self.__parseChilds(current, None, node, ['category'])
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115 else:
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116 if type == "vertical":
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117 pass
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118 elif type == "pairs":
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119 pairs = Pairs()
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120 current.append(pairs)
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121 current = pairs
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122 else:
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123 warning(_("Unknown layout, using default one"))
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124 self.__parseElems(node, current)
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125 elif node.nodeName == "category":
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126 raise NotImplementedError
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127 """name = node.getAttribute('name')
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128 if not node.nodeName in wanted or not name or not isinstance(parent,wx.Notebook):
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129 raise Exception("Invalid XMLUI") #TODO: make a custom exception
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130 notebook = parent
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131 tab_panel = wx.Panel(notebook, -1)
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132 tab_panel.sizer = wx.BoxSizer(wx.VERTICAL)
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133 tab_panel.SetSizer(tab_panel.sizer)
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134 notebook.AddPage(tab_panel, name)
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135 self.__parseChilds(tab_panel, None, node, ['layout'])"""
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136
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137 else:
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138 message=_("Unknown tag")
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139 error(message)
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140 raise Exception(message) #TODO: raise a custom exception here
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141
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Goffi <goffi@goffi.org>
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142 def constructUI(self, xml_data):
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143
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144 list_box = urwid.ListBox(urwid.SimpleListWalker([]))
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145
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146 cat_dom = minidom.parseString(xml_data.encode('utf-8'))
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Goffi <goffi@goffi.org>
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147 top= cat_dom.documentElement
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Goffi <goffi@goffi.org>
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148 self.type = top.getAttribute("type")
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149 if not self.title:
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150 self.title = top.getAttribute("title") #TODO: manage title
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151 if top.nodeName != "sat_xmlui" or not self.type in ['form', 'param', 'window']:
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152 raise Exception("Invalid XMLUI") #TODO: make a custom exception
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153
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154 self.__parseChilds(list_box.body, cat_dom.documentElement)
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155
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Goffi <goffi@goffi.org>
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156 if self.type == 'form':
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Goffi <goffi@goffi.org>
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157 buttons = []
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158 buttons.append(urwid.Button(_('Submit'),self.onFormSubmitted))
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Goffi <goffi@goffi.org>
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159 if not 'NO_CANCEL' in self.options:
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160 buttons.append(urwid.Button(_('Cancel'),self.onFormCancelled))
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161 max_len = max([len(button.get_label()) for button in buttons])
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162 grid_wid = urwid.GridFlow(buttons,max_len+4,1,0,'center')
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163 list_box.body.append(grid_wid)
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164
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165
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166 return list_box
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167
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Goffi <goffi@goffi.org>
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168 def show(self):
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169 """Show the constructed UI"""
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170 decorated = custom_widgets.LabelLine(self, custom_widgets.SurroundedText(self.title or ''))
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Goffi <goffi@goffi.org>
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171 self.host.showPopUp(decorated)
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Goffi <goffi@goffi.org>
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172 self.host.redraw()
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173
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174
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Goffi <goffi@goffi.org>
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175 ##EVENTS##
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176
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Goffi <goffi@goffi.org>
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177 def onButtonPress(self, button):
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178 self.host.debug()
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179
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Goffi <goffi@goffi.org>
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180 def onFormSubmitted(self, button):
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Goffi <goffi@goffi.org>
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181 data = []
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Goffi <goffi@goffi.org>
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182 for ctrl_name in self.ctrl_list:
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Goffi <goffi@goffi.org>
parents:
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183 ctrl = self.ctrl_list[ctrl_name]
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Goffi <goffi@goffi.org>
parents:
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184 if isinstance(ctrl['control'], custom_widgets.List):
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Goffi <goffi@goffi.org>
parents:
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185 data.append((ctrl_name, ctrl['control'].getSelectedValue()))
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Goffi <goffi@goffi.org>
parents:
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186 else:
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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187 data.append((ctrl_name, ctrl['control'].get_edit_text()))
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Goffi <goffi@goffi.org>
parents:
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188 if self.misc.has_key('action_back'): #FIXME FIXME FIXME: WTF ! Must be cleaned
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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189 raise NotImplementedError
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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190 self.host.debug()
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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191 elif self.misc.has_key('callback'):
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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192 self.misc['callback'](data)
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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193 else:
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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194 warning (_("The form data is not sent back, the type is not managed properly"))
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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195 self.host.removePopUp()
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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196
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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197 def onFormCancelled(self, button):
80661755ea8d Primitivus: Tarot card game implementation
Goffi <goffi@goffi.org>
parents:
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198 self.host.removePopUp()