Mercurial > getan > getan

annotate getan/view.py @ 226:f8571308abef

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Move ProjectNode and EntryNode to its own module
author Björn Ricks <bjoern.ricks@intevation.de>
date Fri, 05 Apr 2013 20:16:06 +0200
parents c8f85809607b
children 1b29cc99f457
rev   line source
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9c4e8ba3c4fa Added a new implementation of 'getan' based on urwid, a python console user interface library.
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1 #!/usr/bin/env python
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2 # -*- coding: utf-8 -*-
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3 #
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4 # (c) 2010 by Ingo Weinzierl <ingo.weinzierl@intevation.de>
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5 # (c) 2012 by Björn Ricks <bjoern.ricks@intevation.de>
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6 #
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7 # This is Free Software licensed under the terms of GPLv3 or later.
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8 # For details see LICENSE coming with the source of 'getan'.
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9 #
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11 import logging
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12 import locale
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14 import urwid
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15 import urwid.raw_display
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16
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17 from getan.nodes import ProjectNode, EntryNode
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18 from getan.resources import gettext as _
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19 from getan.utils import human_time
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20 from getan.walker import ListWalker
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22 logger = logging.getLogger()
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24 class ListWidget(urwid.BoxWidget):
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25
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26 node_class = None
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27
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28 def __init__(self, title, rows, header=None, footer=None):
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29 self.title = title
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30 self.rows = [self.node_class(x) for x in rows]
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31 self.header = header
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32 self.footer = footer or urwid.Text("")
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33 self.selection = []
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34 self.set_node_rows(self.rows)
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35 self.set_focus(0)
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36
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37 def set_title(self, title):
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38 self.title = title
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39 self.body.set_title(self.title)
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40
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41 def set_header(self, header):
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42 self.header = header
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43 self.frame.set_header(header)
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44
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45 def set_footer(self, footer):
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46 self.footer = footer
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47 self.frame.set_footer(footer)
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48
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49 def set_body(self, body):
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50 self.body = body
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51 self.frame.set_body(body)
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52
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53 def set_focus(self, idx):
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54 self.frame.set_focus("body")
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55 self.listbox.set_focus(idx)
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56 self._invalidate()
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57
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58 def keypress(self, size, key):
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59 logger.info("Handling keypres for %r" % self)
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60 return self.frame.keypress(size, key)
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61
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62 def set_rows(self, rows):
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63 logger.info("ListView setting rows %s" % rows)
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64 if rows:
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65 self.rows = [self.node_class(x) for x in rows]
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66 else:
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67 self.rows = []
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68 self.set_node_rows(self.rows)
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69
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70 def set_node_rows(self, rows):
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71 """ Sets node_class rows in the walker """
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72 self.walker = ListWalker(self.rows, self)
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73 self.listbox = urwid.ListBox(self.walker)
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74 self.body = urwid.LineBox(self.listbox, title=self.title)
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75 self.frame = urwid.Frame(self.body, header=self.header,
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76 footer=self.footer)
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77 self._invalidate()
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79 def render(self, size, focus=False):
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80 return self.frame.render(size, focus)
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82 def set_footer_text(self, text, attr, edit=False):
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83 if edit:
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84 logger.debug("ListWidget: set footer text (edit) = '%s'" % text)
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85 self.footer = urwid.AttrWrap(urwid.Edit(text), attr)
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86 else:
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87 logger.debug("ListWidget: set footer text = '%s'" % text)
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88 self.footer = urwid.AttrWrap(urwid.Text(text), attr)
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89 self.frame.set_footer(self.footer)
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91 def row_count(self):
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92 if not self.rows:
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93 return 0
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94 return len(self.rows)
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96 def item_in_focus(self):
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97 node = self.node_in_focus()
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98 if node:
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99 return node.get_item()
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100 return None
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101
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102 def node_in_focus(self):
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103 if self.rows:
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104 return self.listbox.get_focus()[0]
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105 return None
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106
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107 def select(self):
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108 if not self.rows:
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109 return None
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110 node = self.node_in_focus()
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111 logger.info("ListWidget: select row '%s'" % node)
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112 node.select()
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113 if node.selected:
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114 self.selection.append(node)
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115 else:
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116 if node in self.selection:
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117 self.selection.pop()
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118 logger.debug("ListWidget: all selected rows: %r" % self.selection)
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119 return node
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120
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121 def clear(self):
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122 logger.debug("EntryList: clear focus and selection of all entries.")
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123 for node in self.selection:
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124 if node.selected:
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125 node.select()
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126 self.set_focus(0)
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127
224
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128 def content_focus_changed(self):
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129 pass
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130
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131
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132
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133 class ProjectList(ListWidget):
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134
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135 PROJECT_MODES = {
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136 0: "id",
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137 1: "key",
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138 2: "desc",
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139 3: "tree",
141
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140 }
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141
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142 def __init__(self, controller, rows):
220
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143 self.selection = []
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144 self.size = ()
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145 self.top = 0
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146 self.controller = controller
141
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147 self.project_mode = 0
220
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148 self.set_raw_rows(rows)
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149 super(ProjectList, self).__init__("Projects", rows)
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150 self.create_node_rows()
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151 self._total_time()
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152
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153 def load_rows(self, rows):
220
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154 self.set_raw_rows(rows)
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155 self.update_rows()
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156
220
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157 def set_raw_rows(self, rows):
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158 self.raw_rows = rows
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159
141
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160 def update_rows(self):
220
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161 self.create_node_rows()
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162 self.set_node_rows(self.rows)
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163
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164 def create_node_rows(self):
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165 """ Sets self.rows to node_class rows depending on the project_mode """
163
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166 if self.project_mode == 3:
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167 self.rows = self.create_project_tree()
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168 else:
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169 self.rows = self.create_project_list()
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170 self.listbox = urwid.ListBox(urwid.SimpleListWalker(self.rows))
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171
163
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172 def create_project_list(self):
221
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173 return [ProjectNode(x) for x in sorted(self.raw_rows,
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174 key=lambda row: self._get_project_sort_key(row))]
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175
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176 def create_project_tree(self):
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177 # create a simple one child tree until now
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178 # this should be extended and improved in future
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179 nodes = []
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180 keys = []
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181 for proj in sorted(self.raw_rows, key=lambda proj: proj.key):
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182 k = proj.key[0]
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183 if k in keys:
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184 nodes.append(ProjectNode(proj, indent=3))
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185 else:
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186 keys.append(k)
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187 nodes.append(ProjectNode(proj))
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188 return nodes
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189
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190 def _get_project_sort_key(self, proj):
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191 return getattr(proj, self.PROJECT_MODES[self.project_mode])
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192
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193 def _total_time(self):
129
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194 if not self.rows:
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195 return
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196 logger.debug("ProjectList: update projects total time.")
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197 total = 0
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198 for proj in self.rows:
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199 tmp = proj._get_time()
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200 if tmp and type(tmp) == int:
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201 total += tmp
131
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202 self.set_footer_info("All projects: %s %s"
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203 % (proj.mode[1], human_time(total)),
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204 "project_footer")
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205
131
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206 def set_footer_info(self, text, attr):
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207 logger.debug("ProjectList: set_footer_info to '%s'" % text)
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208 self._footer_info = (text, attr)
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209 self.set_footer_text(text, attr, False)
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210
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211 def reset_footer(self):
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212 logger.debug("ProjectList: reset_footer to '%s'" % self._footer_info[0])
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213 self.set_footer_text(*self._footer_info)
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214
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215 def switch_time_mode(self):
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216 logger.debug("ProjectList: switch time mode now.")
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217 for proj in self.rows:
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218 proj.switch_time_mode()
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219 self._total_time()
194
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220 self.controller.loop.draw_screen()
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221
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222 def unhandled_keypress(self, key):
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223 logger.debug("ProjectList: unhandled keypress '%r'" % key)
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224
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225 def select_project(self, project):
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226 for proj_node in self.rows:
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227 if proj_node.item.key == project.key:
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228 idx = self.rows.index(proj_node)
223
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229 self.set_focus(idx)
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230 self.select()
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231 break
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232
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233 def switch_project_order(self):
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234 self.project_mode += 1
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235 if self.project_mode >= len(self.PROJECT_MODES):
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236 self.project_mode = 0
162
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237 logger.debug("Switching project mode to %s" % self.project_mode)
141
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238 self.update_rows()
223
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239 self.set_focus(0)
141
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240
226
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241 def content_focus_changed(self):
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242 item = self.item_in_focus()
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243 logger.info("Conten in focus changed %s" % item)
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244 if item:
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245 self.controller.update_entries(item)
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246
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247
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248 class EntryList(ListWidget):
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249
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250 def __init__(self, rows):
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251 self.selection = []
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252 self.top = 0
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253 self.size = ()
23
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254 self.focused = 0
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255 self.rows = [EntryNode(x) for x in rows]
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256 listbox = urwid.ListBox(urwid.SimpleListWalker(self.rows))
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257 self.body = urwid.LineBox(urwid.Padding(urwid.AttrWrap(
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258 listbox, 'entry_body'),
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259 ('fixed left', 1), ('fixed right', 1)))
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260 self.header = urwid.LineBox(urwid.AttrWrap(urwid.Text(
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261 "\n%s\n"
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262 % _('Last entries')),'entry_header'))
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263 self.footer = urwid.AttrWrap(urwid.Text(""), 'entry_footer')
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264 self.frame = urwid.Frame(self.body, header=self.header,
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265 footer=self.footer)
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266
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267 def set_rows(self, rows):
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268 if rows:
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269 self.rows = [EntryNode(x) for x in rows]
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270 else:
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271 self.rows = []
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272 self._update_view()
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273
210
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274 class GetanView(urwid.WidgetWrap):
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275
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276 palette = [
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277 ('header', 'white', 'dark blue'),
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278 ('project_header', 'white', 'dark cyan'),
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279 ('entry_header', 'white', 'dark cyan'),
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280 ('footer', 'yellow', 'dark blue'),
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281 ('entry_footer', 'white', 'dark blue'),
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282 ('project_footer', 'white', 'dark blue'),
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283 ('project_key', 'black', 'dark cyan'),
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284 ('body', 'white', 'black'),
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285 ('entry body', 'white', 'dark blue'),
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286 ('entries', 'white', 'black'),
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287 ('entry_body', 'white', 'dark blue'),
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288 ('focused entry', 'white', 'dark cyan'),
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289 ('selected entry', 'yellow', 'light cyan'),
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290 ('selected focus entry', 'yellow', 'dark cyan'),
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291 ('info', 'white', 'dark red'),
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292 ('focus', 'white', 'dark blue'),
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293 ('selected', 'black', 'light green'),
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294 ('selected focus', 'yellow', 'dark cyan'),
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295 ('question', 'white', 'dark red'),
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296 ('running', 'yellow', 'dark green'),
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297 ('paused_running', 'white', 'dark red'),
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298 ]
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299
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300 def __init__(self, controller, proj_list, entr_list):
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301 encoding = locale.getpreferredencoding()
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302 urwid.set_encoding(encoding)
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303 logger.debug("used encoding: %s" % encoding)
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304 self.controller = controller
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305 self.proj_list = proj_list
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306 self.entr_list = entr_list
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307 self.columns = urwid.Columns([
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308 urwid.Padding(self.proj_list, ('fixed left',0),('fixed right',1)),
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309 self.entr_list], 0)
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310
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311 self.header = urwid.AttrWrap(urwid.Text('%s\n' % _('.: getan :.')),
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312 'header')
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313 self.footer = urwid.AttrWrap(urwid.Text(_('Choose a project:')),
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314 'question')
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315 self.col_list = self.columns.widget_list
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316 view = urwid.AttrWrap(self.columns, 'body')
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317 self.view = urwid.Frame(view, header=self.header,footer=self.footer)
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318 self._w = self.view
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319
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320 def get_frame(self):
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321 return self.view
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322
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323 def set_footer_text(self, text, attr, edit=False):
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324 if edit:
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325 logger.debug("GetanView: set footer text (edit): '%s'" % text)
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326 self.view.set_footer(urwid.AttrWrap(urwid.Edit(text),attr))
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327 else:
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328 logger.debug("GetanView: set footer text: '%s'" % text)
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329 self.view.set_footer(urwid.AttrWrap(urwid.Text(text),attr))
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330
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331 def get_palette(self):
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332 return self.palette
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333
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334 def keypress(self, size, key):
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335 self.controller.state.keypress(size, key)
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336
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337 def update_entries(self, entries):
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338 self.entr_list.set_rows(entries)
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339
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340 def set_focus(self, column):
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341 self.columns.set_focus_column(column)
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