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.printer = wxHtmlEasyPrinting()
  40
  41         self.box = wxBoxSizer(wxVERTICAL)
  42         self.box.Add(self.html, 1, wxGROW)
  43
  44         subbox = wxBoxSizer(wxHORIZONTAL)
  45         btn = wxButton(self, 1201, "Show Default")
  46         EVT_BUTTON(self, 1201, self.OnShowDefault)
  47         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  48
  49         btn = wxButton(self, 1202, "Load File")
  50         EVT_BUTTON(self, 1202, self.OnLoadFile)
  51         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  52
  53         btn = wxButton(self, 1203, "With Widgets")
  54         EVT_BUTTON(self, 1203, self.OnWithWidgets)
  55         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  56
  57         btn = wxButton(self, 1204, "Back")
  58         EVT_BUTTON(self, 1204, self.OnBack)
  59         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  60
  61         btn = wxButton(self, 1205, "Forward")
  62         EVT_BUTTON(self, 1205, self.OnForward)
  63         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  64
  65         btn = wxButton(self, 1207, "Print")
  66         EVT_BUTTON(self, 1207, self.OnPrint)
  67         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  68
  69         btn = wxButton(self, 1206, "View Source")
  70         EVT_BUTTON(self, 1206, self.OnViewSource)
  71         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  72
  73         self.box.Add(subbox, 0, wxGROW)
  74         self.SetSizer(self.box)
  75         self.SetAutoLayout(true)
  76
  77         # A button with this ID is created on the widget test page.
  78         EVT_BUTTON(self, wxID_OK, self.OnOk)
  79
  80         self.OnShowDefault(None)
  81
  82
  83
  84
  85     def OnShowDefault(self, event):
  86         name = os.path.join(self.cwd, 'data/test.htm')
  87         self.html.LoadPage(name)
  88
  89
  90     def OnLoadFile(self, event):
  91         dlg = wxFileDialog(self, wildcard = '*.htm*', style=wxOPEN)
  92         if dlg.ShowModal():
  93             path = dlg.GetPath()
  94             self.html.LoadPage(path)
  95         dlg.Destroy()
  96
  97
  98     def OnWithWidgets(self, event):
  99         os.chdir(self.cwd)
 100         name = os.path.join(self.cwd, 'data/widgetTest.htm')
 101         self.html.LoadPage(name)
 102
 103
 104     def OnOk(self, event):
 105         self.log.WriteText("It works!\n")
 106
 107     def OnBack(self, event):
 108         if not self.html.HistoryBack():
 109             wxMessageBox("No more items in history!")
 110
 111
 112     def OnForward(self, event):
 113         if not self.html.HistoryForward():
 114             wxMessageBox("No more items in history!")
 115
 116
 117     def OnViewSource(self, event):
 118         from wxPython.lib.dialogs import wxScrolledMessageDialog
 119         source = self.html.GetParser().GetSource()
 120         dlg = wxScrolledMessageDialog(self, source, 'HTML Source')
 121         dlg.ShowModal()
 122         dlg.Destroy()
 123
 124
 125     def OnPrint(self, event):
 126         self.printer.PrintFile(self.html.GetOpenedPage())
 127
 128 #----------------------------------------------------------------------
 129
 130 def runTest(frame, nb, log):
 131     win = TestHtmlPanel(nb, frame, log)
 132     return win
 133
 134
 135 #----------------------------------------------------------------------
 136
 137
 138
 139
 140
 141 overview = """\
 142 wxHtmlWindow is capable of parsing and rendering most simple HTML tags.
 143
 144 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...
 145
 146 """
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