Mercurial > fife-parpg

annotate engine/extensions/filebrowser.py @ 164:5b04a7d3ded6

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typo fix some missing event (de)registrations ability to capture one event multiple times (instead of only having one slot, we have groups and each group has an own slot, the default group is "default" so we are backward compatible
author spq@33b003aa-7bff-0310-803a-e67f0ece8222
date Wed, 15 Oct 2008 14:57:04 +0000
parents 4a0efb7baf70
children f55979111ba1
rev   line source
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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1 # coding: utf-8
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2
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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3 import pychan
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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4 import pychan.widgets as widgets
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5
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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6 class FileBrowser(object):
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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7 """
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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8 FileBrowser displays directory and file listings from the vfs.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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9 The fileSelected parameter is a callback invoked when a file selection has been made; its
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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10 signature must be fileSelected(path,filename). If selectdir is set, fileSelected's
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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11 filename parameter should be optional.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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12 The savefile option provides a box for supplying a new filename that doesn't exist yet.
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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13 The selectdir option allows directories to be selected as well as files.
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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14 """
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15 def __init__(self, engine, fileSelected, savefile=False, selectdir=False, extensions=('xml',)):
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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16 self.engine = engine
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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17 self.fileSelected = fileSelected
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18
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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19 self._widget = None
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20 self.savefile = savefile
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21 self.selectdir = selectdir
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22
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23 self.extensions = extensions
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24 self.path = './..'
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25 self.dir_list = ('..',) + self.engine.getVFS().listDirectories(self.path)
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26 self.file_list = self.engine.getVFS().listFiles(self.path)
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27
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28 def showBrowser(self):
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29 if self._widget:
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30 self._widget.show()
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31 return
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32 self._widget = pychan.loadXML('content/gui/filebrowser.xml')
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33 self._widget.mapEvents({
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34 'dirList' : self._setDirectory,
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35 'selectButton' : self._selectFile,
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36 'closeButton' : self._widget.hide
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37 })
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38 self._setDirectory()
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39 if self.savefile:
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40 self._file_entry = widgets.TextField(name='saveField', text='')
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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41 self._widget.findChild(name="fileColumn").addChild(self._file_entry)
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42 self._widget.show()
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43
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44 def _setDirectory(self):
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45 selection = self._widget.collectData('dirList')
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46 if not (selection < 0):
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47 new_dir = self.dir_list[selection]
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48 lst = self.path.split('/')
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49 if new_dir == '..' and lst[-1] != '..' and lst[-1] != '.':
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50 lst.pop()
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51 else:
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52 lst.append(new_dir)
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53 self.path = '/'.join(lst)
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54
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55 self.dir_list = ('..',) + filter(lambda d: not d.startswith('.'), self.engine.getVFS().listDirectories(self.path))
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56 self.file_list = filter(lambda f: f.split('.')[-1] in self.extensions, self.engine.getVFS().listFiles(self.path))
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57 self._widget.distributeInitialData({
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58 'dirList' : self.dir_list,
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59 'fileList' : self.file_list
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60 })
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61
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62 def _selectFile(self):
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63 self._widget.hide()
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64 selection = self._widget.collectData('fileList')
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65
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66 if self.savefile:
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67 if self._widget.collectData('saveField'):
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68 self.fileSelected(self.path,self._widget.collectData('saveField'))
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69 return
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70
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71 if selection >= 0:
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72 self.fileSelected(self.path,self.file_list[selection])
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73 return
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74
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75 if self.selectdir:
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76 self.fileSelected(self.path)
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77 return
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78
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79 print 'FileBrowser: error, no selection.'