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
  31
  32         self.html = MyHtmlWindow(self, -1, log)
  33         self.html.SetRelatedFrame(frame, "wxPython: (A Demonstration) -- %s")
  34         self.html.SetRelatedStatusBar(0)
  35
  36         self.box = wxBoxSizer(wxVERTICAL)
  37         self.box.Add(self.html, 1, wxGROW)
  38
  39         subbox = wxBoxSizer(wxHORIZONTAL)
  40         btn = wxButton(self, 1201, "Show Default")
  41         EVT_BUTTON(self, 1201, self.OnShowDefault)
  42         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  43
  44         btn = wxButton(self, 1202, "Load File")
  45         EVT_BUTTON(self, 1202, self.OnLoadFile)
  46         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  47
  48         btn = wxButton(self, 1203, "With Widgets")
  49         EVT_BUTTON(self, 1203, self.OnWithWidgets)
  50         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  51
  52         btn = wxButton(self, 1204, "Back")
  53         EVT_BUTTON(self, 1204, self.OnBack)
  54         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  55
  56         btn = wxButton(self, 1205, "Forward")
  57         EVT_BUTTON(self, 1205, self.OnForward)
  58         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  59
  60         btn = wxButton(self, 1206, "View Source")
  61         EVT_BUTTON(self, 1206, self.OnViewSource)
  62         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  63
  64         self.box.Add(subbox, 0, wxGROW)
  65         self.SetSizer(self.box)
  66         self.SetAutoLayout(true)
  67
  68         # A button with this ID is created on the widget test page.
  69         EVT_BUTTON(self, wxID_OK, self.OnOk)
  70
  71         self.OnShowDefault(None)
  72
  73
  74
  75
  76     def OnShowDefault(self, event):
  77         name = os.path.join(os.path.split(sys.argv[0])[0], 'data/test.htm')
  78         self.html.LoadPage(name)
  79
  80
  81     def OnLoadFile(self, event):
  82         dlg = wxFileDialog(self, wildcard = '*.htm*', style=wxOPEN)
  83         if dlg.ShowModal():
  84             path = dlg.GetPath()
  85             self.html.LoadPage(path)
  86         dlg.Destroy()
  87
  88
  89     def OnWithWidgets(self, event):
  90         os.chdir(os.path.split(sys.argv[0])[0])
  91         name = os.path.join(os.path.split(sys.argv[0])[0], 'data/widgetTest.htm')
  92         self.html.LoadPage(name)
  93         #self.html.SetPage(_widgetTest)
  94
  95     def OnOk(self, event):
  96         self.log.WriteText("It works!\n")
  97
  98     def OnBack(self, event):
  99         if not self.html.HistoryBack():
 100             wxMessageBox("No more items in history!")
 101
 102
 103     def OnForward(self, event):
 104         if not self.html.HistoryForward():
 105             wxMessageBox("No more items in history!")
 106
 107
 108     def OnViewSource(self, event):
 109         from wxPython.lib.dialogs import wxScrolledMessageDialog
 110         source = self.html.GetParser().GetSource()
 111         dlg = wxScrolledMessageDialog(self, source, 'HTML Source')
 112         dlg.ShowModal()
 113         dlg.Destroy()
 114
 115
 116 #----------------------------------------------------------------------
 117
 118 def runTest(frame, nb, log):
 119     win = TestHtmlPanel(nb, frame, log)
 120     return win
 121
 122
 123 #----------------------------------------------------------------------
 124
 125
 126
 127
 128
 129 overview = """\
 130 wxHtmlWindow is capable of parsing and rendering most simple HTML tags.
 131
 132 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...
 133
 134 """
 135
 136
 137
 138
 139
 140 _widgetTest = '''\
 141 <html><body>
 142 The widgets on this page were created dynamically on the fly by a custom
 143 wxTagHandler found in wxPython.lib.wxpTag.
 144
 145 <hr>
 146 <center>
 147 <wxp class="wxButton" width="50%">
 148     <param name="label" value="It works!">
 149     <param name="id"    value="wxID_OK">
 150 </wxp>
 151 </center>
 152 <hr>
 153 after
 154 </body></html>
 155 '''
 156
 157
 158
 159
 160