Mercurial > getan > getan
annotate getan/states.py @ 42:a5439795ef09
More checks againts empty projects.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Wed, 15 Dec 2010 12:02:55 +0100 |
parents | f44f808e7d47 |
children | 39d845d3fec4 |
rev | line source |
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23
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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 # |
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6 # This is Free Software licensed under the terms of GPLv3 or later. |
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7 # For details see LICENSE coming with the source of 'getan'. |
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8 # |
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9 |
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10 |
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11 import logging |
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12 import signal |
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13 from datetime import datetime, timedelta |
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14 |
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15 from getan.resources import gettext as _ |
37 | 16 from getan.utils import human_time, safe_int |
23
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17 |
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18 logger = logging.getLogger() |
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19 |
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20 class State(object): |
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21 messages = { |
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22 } |
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23 |
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24 def __init__(self, controller, view): |
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25 self.controller = controller |
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26 self.view = view |
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27 |
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28 def msg(self, key): |
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29 return self.messages[key] |
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30 |
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31 |
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32 class ProjectState(State): |
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33 def keypress(self, key): |
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34 logger.debug("ProjectState: handle key '%r'" % key) |
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35 if 'f1' in key: |
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36 self.view.switch_time_mode() |
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37 return None |
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38 |
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39 if 'tab' in key: |
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40 self.controller.entries_view.focused = 0 |
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41 self.controller.entries_view.update_focus(0) |
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42 return DefaultEntryListState(self, self.controller, |
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43 self.controller.entries_view) |
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44 |
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45 |
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46 class PausedProjectsState(ProjectState): |
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47 messages = { |
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48 'choose_proj': _('Choose a project: '), |
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49 } |
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50 |
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51 def keypress(self, key): |
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52 logger.debug("PausedProjectsState: handle key '%r'" % key) |
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53 ret = super(PausedProjectsState, self).keypress(key) |
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54 if ret: |
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55 return ret |
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56 |
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57 if 'up' in key: |
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58 return self.up() |
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59 |
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60 if 'down' in key: |
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61 return self.down() |
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62 |
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63 if 'enter' in key: |
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64 return self.select() |
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65 |
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66 if 'esc' in key: |
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67 return ExitState(self.controller, self.view) |
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68 |
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69 else: |
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70 if len(key) > 0: |
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71 proj = self.controller.project_by_key(key[0]) |
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72 if proj: |
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73 self.view.select_project(proj) |
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74 self.controller.start_project(self.view.item_in_focus()) |
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75 self.controller.update_entries( |
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76 self.view.item_in_focus()) |
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77 return RunningProjectsState(self.controller, self.view) |
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78 return self |
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79 |
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80 def up(self): |
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81 self.view.up() |
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82 self.controller.update_entries(self.view.item_in_focus()) |
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83 return self |
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84 |
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85 def down(self): |
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86 self.view.down() |
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87 self.controller.update_entries(self.view.item_in_focus()) |
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88 return self |
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89 |
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90 def select(self): |
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91 self.controller.start_project(self.view.item_in_focus()) |
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92 return RunningProjectsState(self.controller, self.view) |
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93 |
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94 |
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95 class ExitState(ProjectState): |
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96 messages = { |
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97 'quit' : _(" Really quit? (y/n)"), |
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98 'choose': _(" Choose a project:") |
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99 } |
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100 |
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101 def __init__(self, controller, view): |
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102 super(ExitState, self).__init__(controller, view) |
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103 self.controller.view.set_footer_text(self.msg('quit'), 'question') |
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104 |
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105 def keypress(self, key): |
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106 logger.debug("ExitState: handle key '%r'" % key) |
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107 ret = super(ExitState, self).keypress(key) |
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108 if ret: |
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109 return ret |
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110 |
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111 if 'y' in key or 'Y' in key: |
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112 self.controller.exit() |
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113 |
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114 if 'n' in key or 'N' in key: |
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115 self.controller.view.set_footer_text(self.msg('choose'), 'question') |
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116 return PausedProjectsState(self.controller, self.view) |
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117 |
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118 return self |
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119 |
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120 |
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121 class RunningProjectsState(ProjectState): |
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122 messages = { |
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123 'description': _("Enter a description: "), |
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124 'add_time' : _("Enter time to add [min]: "), |
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125 'min_time' : _("Enter time to subtract [min]: "), |
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126 'continue' : _("Press 'Space' to continue."), |
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127 'running' : _("Running ( %s ) on '%s'."), |
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128 'paused' : _(" Break ( %s )%s."), |
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129 } |
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130 |
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131 sec = 0 |
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132 break_start = None |
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133 |
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134 def __init__(self, controller, view): |
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135 super(RunningProjectsState, self).__init__(controller, view) |
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136 signal.signal(signal.SIGALRM, self.handle_signal) |
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137 signal.alarm(1) |
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138 |
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139 def handle_signal(self, signum, frame): |
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140 proj = self.view.item_in_focus() |
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141 if not proj: return |
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142 if not self.break_start: |
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143 self.controller.view.set_footer_text(self.msg('running') % |
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144 (human_time(self.sec), |
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145 proj.desc), |
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146 'running') |
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147 self.controller.view.loop.draw_screen() |
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148 self.sec = self.sec + 1 |
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149 else: |
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150 self.view.set_footer_text( |
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151 self.msg('paused') % |
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152 (human_time((datetime.now()-self.break_start).seconds), |
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153 self.msg('continue')), |
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154 'paused_running') |
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155 self.controller.view.loop.draw_screen() |
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156 |
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157 signal.signal(signal.SIGALRM, self.handle_signal) |
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158 signal.alarm(1) |
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159 |
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160 def keypress(self, key): |
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161 logger.debug("RunningProjectsState: handle key '%r'" % key) |
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162 ret = super(RunningProjectsState, self).keypress(key) |
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163 if ret: |
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164 return ret |
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165 |
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166 if 'enter' in key: |
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167 return self.stop() |
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168 if '+' in key: |
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169 self.view.set_footer_text(self.msg('add_time'), |
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170 'question', 1) |
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171 self.view.frame.set_focus('footer') |
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172 return AddTimeState(self.controller, self.view, self) |
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173 if '-' in key: |
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174 self.view.set_footer_text(self.msg('min_time'), |
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175 'question', 1) |
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176 self.view.frame.set_focus('footer') |
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177 return SubtractTimeState(self.controller, self.view, self) |
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178 if ' ' in key and not self.break_start: |
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179 self.break_start = datetime.now() |
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180 return self |
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181 if ' ' in key and self.break_start: |
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182 self.view._total_time() |
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183 proj = self.view.item_in_focus() |
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184 if proj: |
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185 proj.start += datetime.now() - self.break_start |
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186 self.break_start = None |
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187 signal.signal(signal.SIGALRM, self.handle_signal) |
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188 signal.alarm(1) |
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189 return self |
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190 |
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191 def stop(self): |
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192 signal.alarm(0) |
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193 self.view.select() |
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194 if self.break_start: |
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195 proj = self.view.item_in_focus() |
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196 if proj: proj.start += datetime.now() - self.break_start |
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197 self.controller.view.set_footer_text(self.msg('description'),'question',1) |
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198 self.controller.view.get_frame().set_focus('footer') |
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199 return DescriptionProjectsState( |
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200 self.controller, self.view, self, |
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201 self.controller.view.get_frame().get_footer()) |
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202 |
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203 |
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204 class HandleUserInputState(State): |
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205 def __init__(self, controller, view, state, footer): |
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206 self.controller = controller |
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207 self.view = view |
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208 self.state = state |
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209 self.footer = footer |
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210 |
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211 def keypress(self, key): |
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212 logger.debug("HandleUserInputState: handle key '%r'" % key) |
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213 pos = self.footer.edit_pos |
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214 |
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215 if 'esc' in key: |
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216 return self.exit() |
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217 elif 'enter' in key: |
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218 return self.enter() |
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219 elif 'left' in key: |
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220 self.footer.set_edit_pos(pos-1) |
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221 elif 'right' in key: |
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222 self.footer.set_edit_pos(pos+1) |
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223 elif 'backspace' in key: |
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224 text = self.footer.edit_text |
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225 self.footer.set_edit_text( |
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226 '%s%s' % (text[0:pos-1], text[pos:len(text)])) |
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227 self.footer.set_edit_pos(pos-1) |
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228 elif 'delete' in key: |
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229 text = self.footer.edit_text |
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230 self.footer.set_edit_text( |
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231 '%s%s' % (text[0:pos], text[pos+1:len(text)])) |
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232 self.footer.set_edit_pos(pos) |
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233 elif len(key) >= 1 and len(key[0]) == 1: |
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234 return self.insert(key) |
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235 return self |
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236 |
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237 def enter(self): |
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238 raise Exception("Not implemented") |
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239 |
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240 def exit(self): |
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241 return self.state |
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242 |
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243 def insert(self, key): |
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244 logger.debug("Enter key: %r" % key) |
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245 self.footer.insert_text(key[0]) |
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246 return self |
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247 |
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248 |
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249 class BaseTimeState(HandleUserInputState): |
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250 def __init__(self, controller, view, running_state): |
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251 super(HandleUserInputState, self).__init__(controller, view, running_state, |
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252 view.frame.get_footer()) |
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253 |
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254 def exit(self): |
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255 self.view._total_time() |
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256 return self.state |
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257 |
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258 def insert(self, key): |
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259 if key[0] in ['0','1','2','3','4','5','6','7','8','9']: |
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260 self.footer.insert_text(key[0]) |
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261 else: |
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262 logger.debug("BaseTimeState: invalid character for "\ |
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263 "adding/subtracting time: '%r'" % key) |
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264 return self |
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265 |
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266 |
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267 class AddTimeState(BaseTimeState): |
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268 def enter(self): |
37 | 269 minutes = safe_int(self.view.frame.get_footer().get_edit_text()) |
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270 project = self.view.item_in_focus() |
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271 project.start -= timedelta(minutes=minutes) |
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272 self.state.sec += minutes * 60 |
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273 logger.info("AddTimeState: add %d minutes to project '%s'" |
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274 % (minutes, project.desc)) |
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275 self.view._total_time() |
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276 return self.state |
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277 |
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278 |
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279 class SubtractTimeState(BaseTimeState): |
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280 def enter(self): |
37 | 281 minutes = safe_int(self.view.frame.get_footer().get_edit_text()) |
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282 project = self.view.item_in_focus() |
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283 project.start += timedelta(minutes=minutes) |
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284 self.state.sec -= minutes * 60 |
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285 logger.info("SubtractTimeState: subtract %d minutes from project '%s'" |
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286 % (minutes, project.desc)) |
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287 self.view._total_time() |
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288 return self.state |
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289 |
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290 |
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291 class DescriptionProjectsState(HandleUserInputState): |
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292 messages = { |
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293 'choose_proj': _(" Choose a project."), |
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294 } |
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295 |
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296 def enter(self): |
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297 text = self.footer.get_edit_text() |
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298 if text == '': |
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299 return self |
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300 self.controller.stop_project(text) |
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301 self.controller.view.set_footer_text(self.msg('choose_proj'), 'question') |
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302 return PausedProjectsState(self.controller, self.view) |
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303 |
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304 def exit(self): |
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305 project = self.view.item_in_focus() |
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306 time = (datetime.now() - project.start).seconds |
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307 self.state.sec = time |
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308 signal.signal(signal.SIGALRM, self.state.handle_signal) |
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309 signal.alarm(1) |
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310 return self.state |
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311 |
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312 |
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313 class EntryListState(State): |
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314 def __init__(self, state, controller, view): |
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315 self.projectlist_state = state |
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316 self.controller = controller |
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317 self.view = view |
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318 |
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319 def keypress(self, key): |
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320 logger.debug("EntryListState: pressed key '%r'" % key) |
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321 if 'tab' in key: |
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322 self.view.clear() |
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323 return self.projectlist_state |
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324 if 'up' in key: |
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325 return self.up() |
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326 if 'down' in key: |
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327 return self.down() |
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328 if 'enter' in key: |
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329 return self.select() |
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330 return None |
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331 |
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332 def up(self): |
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333 self.view.up() |
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334 return self |
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335 |
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336 def down(self): |
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337 self.view.down() |
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338 return self |
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339 |
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340 def select(self): |
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341 self.view.select() |
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342 return self |
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343 |
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344 def renew_focus(self): |
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345 e_len = self.view.row_count() |
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346 f = self.view.focused |
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347 if f >= e_len: f = e_len - 1 |
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348 self.view.focused = f |
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349 self.view.update_focus(f) |
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350 |
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351 |
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352 class DefaultEntryListState(EntryListState): |
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353 def keypress(self, key): |
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354 ret = super(DefaultEntryListState, self).keypress(key) |
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355 if ret: |
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356 return ret |
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357 |
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358 if 'd' in key: |
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359 if self.view.selection: |
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360 return DeleteEntryState(self.projectlist_state, |
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361 self.controller, self.view) |
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362 if 'm' in key: |
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363 if self.view.selection: |
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364 return MoveEntryState(self.projectlist_state, |
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365 self.controller, self.view) |
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366 return self |
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367 |
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368 |
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369 class DeleteEntryState(EntryListState): |
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370 messages = { |
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371 'delete' : _("Really delete this entry? (y/n)"), |
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372 } |
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373 |
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374 def __init__(self, state, controller, view): |
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375 super(DeleteEntryState, self).__init__(state, controller, view) |
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376 self.view.set_footer_text(self.msg('delete'), 'question') |
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377 |
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378 def keypress(self, key): |
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379 ret = super(DeleteEntryState, self).keypress(key) |
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380 if ret: |
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381 return ret |
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382 |
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383 if 'y' in key: |
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384 entries = [x.item for x in self.view.selection] |
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385 if entries: |
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386 self.controller.delete_entries(entries) |
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387 self.renew_focus() |
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388 self.view.set_footer_text("", 'entry_footer') |
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389 return DefaultEntryListState(self.projectlist_state, |
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390 self.controller, self.view) |
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391 |
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392 if 'n' in key: |
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393 self.view.set_footer_text("", 'entry_footer') |
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394 return DefaultEntryListState(self.projectlist_state, |
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395 self.controller, self.view) |
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396 |
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397 return self |
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398 |
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399 |
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400 class MoveEntryState(EntryListState): |
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401 messages = { |
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402 'project': _(" Into which project do you want to move these entries?"), |
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403 'really': _(" Are you sure? (> %s) (y/n)"), |
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404 } |
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405 |
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406 proj = None |
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407 |
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408 def __init__(self, state, controller, view): |
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409 super(MoveEntryState, self).__init__(state, controller, view) |
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410 self.view.set_footer_text(self.msg('project'), 'question') |
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411 |
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412 def keypress(self, key): |
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413 if 'y' in key and self.proj: |
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414 logger.debug("MoveEntryState: move selected entries.") |
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415 self.controller.move_selected_entries(self.proj) |
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416 self.renew_focus() |
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417 self.view.set_footer_text('', 'entry_footer') |
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418 self.proj = None |
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419 return DefaultEntryListState(self.projectlist_state, |
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420 self.controller, self.view) |
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421 |
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422 if 'n' in key and self.proj: |
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423 self.view.set_footer_text('', 'entry_footer') |
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424 return DefaultEntryListState(self.projectlist_state, |
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425 self.controller, self.view) |
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426 |
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427 if 'esc' in key: |
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428 self.view.set_footer_text('', 'entry_footer') |
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429 return DefaultEntryListState(self.projectlist_state, |
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430 self.controller, self.view) |
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431 |
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432 if len(key) > 0 and self.proj is None: |
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433 self.proj = self.controller.project_by_key(key[0]) |
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434 if self.proj: |
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435 logger.debug("MoveEntryState: prepared entries to be moved to "\ |
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436 "project '%s'" % self.proj.desc) |
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437 self.view.set_footer_text(self.msg('really'), 'question') |
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438 |
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439 return self |