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         EVT_SCROLLWIN( self, self.OnScroll )
  17
  18     def OnScroll( self, event ):
  19         print 'event.GetOrientation()',event.GetOrientation()
  20         print 'event.GetPosition()',event.GetPosition()
  21         event.Skip()
  22
  23
  24     def OnLinkClicked(self, linkinfo):
  25         self.log.WriteText('OnLinkClicked: %s\n' % linkinfo.GetHref())
  26
  27         # Virtuals in the base class have been renamed with base_ on the front.
  28         self.base_OnLinkClicked(linkinfo)
  29
  30
  31     def OnSetTitle(self, title):
  32         self.log.WriteText('OnSetTitle: %s\n' % title)
  33         self.base_OnSetTitle(title)
  34
  35 ##     def __del__(self):
  36 ##         print 'MyHtmlWindow.__del__'
  37
  38
  39 class TestHtmlPanel(wxPanel):
  40     def __init__(self, parent, frame, log):
  41         wxPanel.__init__(self, parent, -1)
  42         self.log = log
  43         self.frame = frame
  44         self.cwd = os.path.split(sys.argv[0])[0]
  45         if not self.cwd:
  46             self.cwd = os.getcwd()
  47
  48         self.html = MyHtmlWindow(self, -1, log)
  49         self.html.SetRelatedFrame(frame, "wxPython: (A Demonstration) -- %s")
  50         self.html.SetRelatedStatusBar(0)
  51
  52         self.printer = wxHtmlEasyPrinting()
  53
  54         self.box = wxBoxSizer(wxVERTICAL)
  55         self.box.Add(self.html, 1, wxGROW)
  56
  57         subbox = wxBoxSizer(wxHORIZONTAL)
  58 ##         btn = wxButton(self, 1201, "Show Default")
  59 ##         EVT_BUTTON(self, 1201, self.OnShowDefault)
  60 ##         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  61
  62         btn = wxButton(self, 1202, "Load File")
  63         EVT_BUTTON(self, 1202, self.OnLoadFile)
  64         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  65
  66         btn = wxButton(self, 1203, "With Widgets")
  67         EVT_BUTTON(self, 1203, self.OnWithWidgets)
  68         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  69
  70         btn = wxButton(self, 1204, "Back")
  71         EVT_BUTTON(self, 1204, self.OnBack)
  72         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  73
  74         btn = wxButton(self, 1205, "Forward")
  75         EVT_BUTTON(self, 1205, self.OnForward)
  76         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  77
  78         btn = wxButton(self, 1207, "Print")
  79         EVT_BUTTON(self, 1207, self.OnPrint)
  80         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  81
  82         btn = wxButton(self, 1206, "View Source")
  83         EVT_BUTTON(self, 1206, self.OnViewSource)
  84         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  85
  86         self.box.Add(subbox, 0, wxGROW)
  87         self.SetSizer(self.box)
  88         self.SetAutoLayout(true)
  89
  90         # A button with this ID is created on the widget test page.
  91         EVT_BUTTON(self, wxID_OK, self.OnOk)
  92
  93         self.OnShowDefault(None)
  94
  95
  96 ##     def __del__(self):
  97 ##         print 'TestHtmlPanel.__del__'
  98
  99
 100
 101     def OnShowDefault(self, event):
 102         name = os.path.join(self.cwd, 'data/test.htm')
 103         self.html.LoadPage(name)
 104
 105
 106     def OnLoadFile(self, event):
 107         dlg = wxFileDialog(self, wildcard = '*.htm*', style=wxOPEN)
 108         if dlg.ShowModal():
 109             path = dlg.GetPath()
 110             self.html.LoadPage(path)
 111         dlg.Destroy()
 112
 113
 114     def OnWithWidgets(self, event):
 115         os.chdir(self.cwd)
 116         name = os.path.join(self.cwd, 'data/widgetTest.htm')
 117         self.html.LoadPage(name)
 118
 119
 120     def OnOk(self, event):
 121         self.log.WriteText("It works!\n")
 122
 123     def OnBack(self, event):
 124         if not self.html.HistoryBack():
 125             wxMessageBox("No more items in history!")
 126
 127
 128     def OnForward(self, event):
 129         if not self.html.HistoryForward():
 130             wxMessageBox("No more items in history!")
 131
 132
 133     def OnViewSource(self, event):
 134         from wxPython.lib.dialogs import wxScrolledMessageDialog
 135         source = self.html.GetParser().GetSource()
 136         dlg = wxScrolledMessageDialog(self, source, 'HTML Source')
 137         dlg.ShowModal()
 138         dlg.Destroy()
 139
 140
 141     def OnPrint(self, event):
 142         self.printer.PrintFile(self.html.GetOpenedPage())
 143
 144 #----------------------------------------------------------------------
 145
 146 def runTest(frame, nb, log):
 147     win = TestHtmlPanel(nb, frame, log)
 148     return win
 149
 150
 151 #----------------------------------------------------------------------
 152
 153
 154
 155
 156
 157 overview = """\
 158 wxHtmlWindow is capable of parsing and rendering most simple HTML tags.
 159
 160 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...
 161
 162 """
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