utils/wxPython/demo/wxHtmlWindow.py

   1
   2 import sys, os
   3
   4 from   wxPython.wx         import *
   5 from   wxPython.html       import *
   6 from   wxPython.lib.sizers import *
   7 import wxPython.lib.wxpTag
   8
   9 #----------------------------------------------------------------------
  10
  11 # This shows how to catch the OnLinkClicked non-event.  (It's a virtual
  12 # method in the C++ code...)
  13 class MyHtmlWindow(wxHtmlWindow):
  14     def __init__(self, parent, id, log):
  15         wxHtmlWindow.__init__(self, parent, id)
  16         self.log = log
  17
  18     def OnLinkClicked(self, link):
  19         self.log.WriteText('OnLinkClicked: %s\n' % link)
  20
  21         # Virtuals in the base class have been renamed with base_ on the font.
  22         self.base_OnLinkClicked(link)
  23
  24
  25
  26 class TestHtmlPanel(wxPanel):
  27     def __init__(self, parent, frame, log):
  28         wxPanel.__init__(self, parent, -1)
  29         self.log = log
  30         self.frame = frame
  31
  32
  33         self.html = MyHtmlWindow(self, -1, log)
  34         self.html.SetRelatedFrame(frame, "wxPython: (A Demonstration) -- %s")
  35         self.html.SetRelatedStatusBar(0)
  36
  37         self.box = box.wxBoxSizer(wxVERTICAL)
  38         self.box.Add(self.html, 1)
  39
  40         subbox = wxBoxSizer(wxHORIZONTAL)
  41         btn = wxButton(self, 1201, "Show Default")
  42         EVT_BUTTON(self, 1201, self.OnShowDefault)
  43         subbox.Add(btn, 1)
  44
  45         btn = wxButton(self, 1202, "Load File")
  46         EVT_BUTTON(self, 1202, self.OnLoadFile)
  47         subbox.Add(btn, 1)
  48
  49         btn = wxButton(self, 1203, "With Widgets")
  50         EVT_BUTTON(self, 1203, self.OnWithWidgets)
  51         subbox.Add(btn, 1)
  52
  53         btn = wxButton(self, 1204, "Back")
  54         EVT_BUTTON(self, 1204, self.OnBack)
  55         subbox.Add(btn, 1)
  56
  57         btn = wxButton(self, 1205, "Forward")
  58         EVT_BUTTON(self, 1205, self.OnForward)
  59         subbox.Add(btn, 1)
  60
  61         btn = wxButton(self, 1206, "View Source")
  62         EVT_BUTTON(self, 1206, self.OnViewSource)
  63         subbox.Add(btn, 1)
  64
  65         self.box.Add(subbox)
  66
  67         # A button with this ID is created on the widget test page.
  68         EVT_BUTTON(self, wxID_OK, self.OnOk)
  69
  70         self.OnShowDefault(None)
  71
  72
  73
  74     def OnSize(self, event):
  75         size = self.GetClientSize()
  76         self.box.Layout(size)
  77
  78
  79     def OnShowDefault(self, event):
  80         name = os.path.join(os.path.split(sys.argv[0])[0], '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(os.path.split(sys.argv[0])[0])
  94         name = os.path.join(os.path.split(sys.argv[0])[0], 'data/widgetTest.htm')
  95         self.html.LoadPage(name)
  96         #self.html.SetPage(_widgetTest)
  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 """
 138
 139
 140
 141
 142
 143 _widgetTest = '''\
 144 <html><body>
 145 The widgets on this page were created dynamically on the fly by a custom
 146 wxTagHandler found in wxPython.lib.wxpTag.
 147
 148 <hr>
 149 <center>
 150 <wxp class="wxButton" width="50%">
 151     <param name="label" value="It works!">
 152     <param name="id"    value="wxID_OK">
 153 </wxp>
 154 </center>
 155 <hr>
 156 after
 157 </body></html>
 158 '''
 159
 160
 161
 162
 163