wxPython/demo/wxFileHistory.py

   1
   2 from wxPython.wx import *
   3 import os
   4
   5 #----------------------------------------------------------------------
   6
   7 text = """\
   8 Right-click on the panel to get a menu.  This menu will be managed by
   9 a wxFileHistory object and so the files you select will automatically
  10 be added to the end of the menu and will be selectable the next time
  11 the menu is viewed.  The filename selcted, either via the Open menu
  12 item, or from the history, will be displayed in the log window below.
  13 """
  14
  15 #----------------------------------------------------------------------
  16
  17 class TestPanel(wxPanel):
  18     def __init__(self, parent, log):
  19         self.log = log
  20         wxPanel.__init__(self, parent, -1)
  21         box = wxBoxSizer(wxVERTICAL)
  22
  23         # Make and layout the controls
  24         fs = self.GetFont().GetPointSize()
  25         bf = wxFont(fs+4, wxSWISS, wxNORMAL, wxBOLD)
  26         nf = wxFont(fs+2, wxSWISS, wxNORMAL, wxNORMAL)
  27
  28         t = wxStaticText(self, -1, "wxFileHistory")
  29         t.SetFont(bf)
  30         box.Add(t, 0, wxCENTER|wxALL, 5)
  31
  32         box.Add(wxStaticLine(self, -1), 0, wxEXPAND)
  33         box.Add(10,20)
  34
  35         t = wxStaticText(self, -1, text)
  36         t.SetFont(nf)
  37         box.Add(t, 0, wxCENTER|wxALL, 5)
  38
  39         self.SetSizer(box)
  40         self.SetAutoLayout(true)
  41
  42         # Make a menu
  43         self.menu = m = wxMenu()
  44         m.Append(wxID_NEW,     "&New")
  45         m.Append(wxID_OPEN,    "&Open...")
  46         m.Append(wxID_CLOSE,   "&Close")
  47         m.Append(wxID_SAVE,    "&Save")
  48         m.Append(wxID_SAVEAS,  "Save &as...")
  49         m.Enable(wxID_NEW, false)
  50         m.Enable(wxID_CLOSE, false)
  51         m.Enable(wxID_SAVE, false)
  52         m.Enable(wxID_SAVEAS, false)
  53
  54         # and a file history
  55         self.filehistory = wxFileHistory()
  56         self.filehistory.UseMenu(self.menu)
  57
  58         # and finally the event handler bindings
  59         EVT_RIGHT_UP(self, self.OnRightClick)
  60         EVT_MENU(self, wxID_OPEN, self.OnFileOpenDialog)
  61         EVT_MENU_RANGE(self, wxID_FILE1, wxID_FILE9, self.OnFileHistory)
  62         EVT_WINDOW_DESTROY(self, self.Cleanup)
  63
  64
  65     def Cleanup(self, *args):
  66         del self.filehistory
  67         self.menu.Destroy()
  68
  69
  70     def OnRightClick(self, evt):
  71         self.PopupMenu(self.menu, evt.GetPosition())
  72
  73
  74     def OnFileOpenDialog(self, evt):
  75         dlg = wxFileDialog(self,
  76                            defaultDir = os.getcwd(),
  77                            style = wxOPEN | wxCHANGE_DIR)
  78         if dlg.ShowModal() == wxID_OK:
  79             path = dlg.GetPath()
  80             self.log.write("You selected %s\n" % path)
  81
  82             # add it to the history
  83             self.filehistory.AddFileToHistory(path)
  84
  85         dlg.Destroy()
  86
  87
  88     def OnFileHistory(self, evt):
  89         # get the file based on the menu ID
  90         fileNum = evt.GetId() - wxID_FILE1
  91         path = self.filehistory.GetHistoryFile(fileNum)
  92         self.log.write("You selected %s\n" % path)
  93
  94         # add it back to the history so it will be moved up the list
  95         self.filehistory.AddFileToHistory(path)
  96
  97
  98
  99 #----------------------------------------------------------------------
 100
 101 def runTest(frame, nb, log):
 102     win = TestPanel(nb, log)
 103     return win
 104
 105 #----------------------------------------------------------------------
 106
 107
 108
 109 overview = """<html><body>
 110 <h3>wxFileHistory</h3>
 111
 112 wxFileHistory encapsulates functionality to record the last few files
 113 visited, and to allow the user to quickly load these files using the
 114 list appended to a menu, such as the File menu.
 115
 116 </body></html>
 117 """