utils/wxPython/demo/wxHtmlWindow.py

   1
   2 import sys, os
   3
   4 from   wxPython.wx         import *
   5 from   wxPython.html       import *
   6 import wxPython.lib.wxpTag
   7
   8 #----------------------------------------------------------------------
   9
  10 # This shows how to catch the OnLinkClicked non-event.  (It's a virtual
  11 # method in the C++ code...)
  12 class MyHtmlWindow(wxHtmlWindow):
  13     def __init__(self, parent, id, log):
  14         wxHtmlWindow.__init__(self, parent, id)
  15         self.log = log
  16
  17     def OnLinkClicked(self, link):
  18         self.log.WriteText('OnLinkClicked: %s\n' % link)
  19
  20         # Virtuals in the base class have been renamed with base_ on the font.
  21         self.base_OnLinkClicked(link)
  22
  23
  24
  25 class TestHtmlPanel(wxPanel):
  26     def __init__(self, parent, frame, log):
  27         wxPanel.__init__(self, parent, -1)
  28         self.log = log
  29         self.frame = frame
  30         self.cwd = os.path.split(sys.argv[0])[0]
  31         if not self.cwd:
  32             self.cwd = os.getcwd()
  33
  34
  35         self.html = MyHtmlWindow(self, -1, log)
  36         self.html.SetRelatedFrame(frame, "wxPython: (A Demonstration) -- %s")
  37         self.html.SetRelatedStatusBar(0)
  38
  39         self.box = wxBoxSizer(wxVERTICAL)
  40         self.box.Add(self.html, 1, wxGROW)
  41
  42         subbox = wxBoxSizer(wxHORIZONTAL)
  43         btn = wxButton(self, 1201, "Show Default")
  44         EVT_BUTTON(self, 1201, self.OnShowDefault)
  45         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  46
  47         btn = wxButton(self, 1202, "Load File")
  48         EVT_BUTTON(self, 1202, self.OnLoadFile)
  49         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  50
  51         btn = wxButton(self, 1203, "With Widgets")
  52         EVT_BUTTON(self, 1203, self.OnWithWidgets)
  53         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  54
  55         btn = wxButton(self, 1204, "Back")
  56         EVT_BUTTON(self, 1204, self.OnBack)
  57         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  58
  59         btn = wxButton(self, 1205, "Forward")
  60         EVT_BUTTON(self, 1205, self.OnForward)
  61         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  62
  63         btn = wxButton(self, 1206, "View Source")
  64         EVT_BUTTON(self, 1206, self.OnViewSource)
  65         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  66
  67         self.box.Add(subbox, 0, wxGROW)
  68         self.SetSizer(self.box)
  69         self.SetAutoLayout(true)
  70
  71         # A button with this ID is created on the widget test page.
  72         EVT_BUTTON(self, wxID_OK, self.OnOk)
  73
  74         self.OnShowDefault(None)
  75
  76
  77
  78
  79     def OnShowDefault(self, event):
  80         name = os.path.join(self.cwd, 'data/test.htm')
  81         self.html.LoadPage(name)
  82
  83
  84     def OnLoadFile(self, event):
  85         dlg = wxFileDialog(self, wildcard = '*.htm*', style=wxOPEN)
  86         if dlg.ShowModal():
  87             path = dlg.GetPath()
  88             self.html.LoadPage(path)
  89         dlg.Destroy()
  90
  91
  92     def OnWithWidgets(self, event):
  93         os.chdir(self.cwd)
  94         name = os.path.join(self.cwd, 'data/widgetTest.htm')
  95         self.html.LoadPage(name)
  96
  97
  98     def OnOk(self, event):
  99         self.log.WriteText("It works!\n")
 100
 101     def OnBack(self, event):
 102         if not self.html.HistoryBack():
 103             wxMessageBox("No more items in history!")
 104
 105
 106     def OnForward(self, event):
 107         if not self.html.HistoryForward():
 108             wxMessageBox("No more items in history!")
 109
 110
 111     def OnViewSource(self, event):
 112         from wxPython.lib.dialogs import wxScrolledMessageDialog
 113         source = self.html.GetParser().GetSource()
 114         dlg = wxScrolledMessageDialog(self, source, 'HTML Source')
 115         dlg.ShowModal()
 116         dlg.Destroy()
 117
 118
 119 #----------------------------------------------------------------------
 120
 121 def runTest(frame, nb, log):
 122     win = TestHtmlPanel(nb, frame, log)
 123     return win
 124
 125
 126 #----------------------------------------------------------------------
 127
 128
 129
 130
 131
 132 overview = """\
 133 wxHtmlWindow is capable of parsing and rendering most simple HTML tags.
 134
 135 It is not intended to be a high-end HTML browser.  If you're looking for something like that try http://www.mozilla.org - there's a chance you'll be able to make their widget wxWindows-compatible. I'm sure everyone will enjoy your work in that case...
 136
 137 """
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