src/minwii/logapp.py

   1 # -*- coding: utf-8 -*-
   2 """
   3 Interface graphique pour l'analyse des fichiers de log minwii.
   4
   5 $Id$
   6 $URL$
   7 """
   8
   9 from Tkinter import *
  10 import tkFileDialog
  11 from glob import glob
  12 import os
  13 from os.path import join as pjoin
  14 from os.path import basename
  15 from os.path import getsize
  16 import os.path
  17 from minwii.loganalyse import LogFileAnalyser
  18 from pprint import pprint
  19
  20 class Application(Frame) :
  21     def __init__(self, master=None) :
  22         Frame.__init__(self, master)
  23         self.configureStretching()
  24         self.createWidgets()
  25         self.logDir = ''
  26         self.logFiles = []
  27         self.resultsFrame = None
  28
  29         # debug
  30         #self.chooseDirDialog(dir='/Users/pinbe/minwii_logs')
  31
  32     def configureStretching(self) :
  33         top=self.winfo_toplevel()
  34         top.rowconfigure(0, weight=1)
  35         top.columnconfigure(0, weight=1)
  36
  37         self.grid(sticky=N+S+E+W, padx=10, pady=10)
  38         self.rowconfigure(0, weight=1)
  39         self.columnconfigure(0, weight=1)
  40
  41     def createWidgets(self) :
  42         # zone d'affichage des données'
  43         self.dataFrame = df = Frame(self)
  44
  45         self.identFrame = Identification(df)
  46         self.identFrame.grid(sticky=NW)
  47
  48         # barre de boutons
  49         self.btnFrame = bf = Frame(self)
  50         bf.grid(row=1, column=0, sticky=W+S+E)
  51         bf.rowconfigure(0, weight=1)
  52         for i in range(3) :
  53             bf.columnconfigure(i, weight=1)
  54
  55         self.chooseLogDir = Button(bf, text="Parcourir…", command=self.chooseDirDialog)
  56         self.chooseLogDir.grid(row=0, column=0, sticky=W)
  57
  58         self.nav = Navbar(bf, incCallback=self.loadLogFile, decCallback=self.loadLogFile)
  59
  60         self.quitButton = Button(bf, text='Terminer', command=self.quit)
  61         self.quitButton.grid(row=0, column=2, sticky=E)
  62
  63     def chooseDirDialog(self, dir=None) :
  64         if dir is None :
  65             self.logDir = tkFileDialog.askdirectory(title='Sélectionnez un dossier de fichiers de logs')
  66         else :
  67             self.logDir = dir
  68         if self.logDir :
  69             self.logFiles = glob(pjoin(self.logDir, '*.log'))
  70             self._cleanupJunkFiles()
  71             self.logFiles.sort()
  72             self.logFiles.reverse()
  73             self.dataFrame.grid(row=0, column=0, sticky=NW)
  74             self.nav.setSize(len(self.logFiles))
  75             self.nav.grid(row=0, column=1)
  76             self.loadLogFile(self.nav)
  77
  78     def _cleanupJunkFiles(self) :
  79         files = []
  80         while self.logFiles :
  81             f = self.logFiles.pop()
  82             if not getsize(f) :
  83                 os.remove(f)
  84                 continue
  85             else :
  86                 of = open(f)
  87                 lfa = LogFileAnalyser(of)
  88                 if lfa.getLastEventTicks() is None :
  89                     of.close()
  90                     os.remove(f)
  91                     continue
  92                 else :
  93                     of.close()
  94
  95                 files.append(f)
  96
  97         self.logFiles = files
  98
  99
 100     def loadLogFile(self, nav) :
 101         index = nav.index - 1
 102         filepath = self.logFiles[index]
 103         filename = basename(filepath)
 104         self.identFrame.setFileName(filename)
 105         if self.resultsFrame :
 106             self.resultsFrame.destroy()
 107         self.resultsFrame = ResultsFrame(self.dataFrame, filepath)
 108         self.resultsFrame.layResults()
 109         self.resultsFrame.grid()
 110
 111
 112 class Navbar(Frame) :
 113     def __init__(self, master=None, size=1, incCallback=None, decCallback=None) :
 114         Frame.__init__(self, master)
 115         self.caption = StringVar()
 116         self.createWidgets()
 117         self.setSize(size)
 118         self.incCallback = incCallback if incCallback else lambda x : None
 119         self.decCallback = decCallback if decCallback else lambda x : None
 120         self.caption.set('%d / %d' % (self.index, self.to))
 121
 122     def createWidgets(self) :
 123         self.backBtn = Button(self,
 124                               text='◀',
 125                               command = self.dec
 126                               )
 127         self.backBtn.grid(row=0, column=0)
 128
 129         self.lbl = Label(self, textvariable=self.caption)
 130         self.lbl.grid(row=0, column=1)
 131
 132         self.nextBtn = Button(self,
 133                               text='▶',
 134                               command = self.inc)
 135         self.nextBtn.grid(row=0, column=2)
 136
 137     def refreshStates(self) :
 138         if self.index == self.from_ :
 139             self.backBtn.configure(state=DISABLED)
 140         else :
 141             self.backBtn.configure(state=NORMAL)
 142
 143         if self.index < self.to :
 144             self.nextBtn.configure(state=NORMAL)
 145         else :
 146             self.nextBtn.configure(state=DISABLED)
 147
 148         self.caption.set('%d / %d' % (self.index, self.to))
 149
 150
 151     def dec(self) :
 152         self.index = self.index - 1
 153         self.refreshStates()
 154         self.decCallback(self)
 155
 156     def inc(self) :
 157         self.index = self.index + 1
 158         self.refreshStates()
 159         self.incCallback(self)
 160
 161     def setSize(self, size) :
 162         self.from_ = 1
 163         self.to = size
 164         self.index = 1
 165         self.refreshStates()
 166
 167
 168 class Identification(Frame) :
 169     def __init__(self, master=None) :
 170         Frame.__init__(self, master)
 171         self.fileName = StringVar()
 172         self.createWidgets()
 173
 174     def setFileName(self, name) :
 175         self.fileName.set(name)
 176
 177     def createWidgets(self) :
 178         fileLbl = Label(self, text='Fichier :')
 179         fileLbl.grid(row=0, column=0, sticky=E)
 180
 181         fileNameLbl = Label(self, textvariable=self.fileName)
 182         fileNameLbl.grid(row=0, column=1, sticky=W)
 183
 184         nameLbl = Label(self, text='Patient :')
 185         nameLbl.grid(row=1, column=0, sticky=E)
 186
 187         self.nameEntry = Entry(self, width=40)
 188         self.nameEntry.grid(row=1, column=1, sticky=W)
 189
 190         commentsLbl = Label(self, text='Commentaires :')
 191         commentsLbl.grid(row=2, column=0, sticky=E)
 192
 193         self.commentsText = Text(self, width=40, height=4, undo=True, wrap=WORD)
 194         self.commentsText.grid(row=2, column=1, sticky=W)
 195
 196 class ResultsFrame(Frame) :
 197     def __init__(self, master, logFilePath) :
 198         Frame.__init__(self, master)
 199         self.logFilePath = logFilePath
 200
 201     def layResults(self) :
 202         lfa = LogFileAnalyser(self.logFilePath)
 203         results = lfa.analyse()
 204         if results :
 205             for i, kv in enumerate(results) :
 206                 k, v = kv
 207                 kl = Label(self, text='%s :' % k)
 208                 kl.grid(row=i, column=0, sticky=E)
 209
 210                 vl = Label(self, text=v)
 211                 vl.grid(row=i, column=1, sticky=W)
 212         else :
 213             msg = Label(self, text="Pas de données exploitables.")
 214             msg.grid()
 215
 216
 217
 218 app = Application()
 219 app.master.title("Analyseur des sessions MINWii")
 220 app.mainloop()