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 from Main import opj
   9
  10 #----------------------------------------------------------------------
  11
  12 # This shows how to catch the OnLinkClicked non-event.  (It's a virtual
  13 # method in the C++ code...)
  14 class MyHtmlWindow(wxHtmlWindow):
  15     def __init__(self, parent, id, log):
  16         wxHtmlWindow.__init__(self, parent, id)
  17         self.log = log
  18         EVT_SCROLLWIN( self, self.OnScroll )
  19
  20     def OnScroll( self, event ):
  21         #print 'event.GetOrientation()',event.GetOrientation()
  22         #print 'event.GetPosition()',event.GetPosition()
  23         event.Skip()
  24
  25
  26     def OnLinkClicked(self, linkinfo):
  27         self.log.WriteText('OnLinkClicked: %s\n' % linkinfo.GetHref())
  28
  29         # Virtuals in the base class have been renamed with base_ on the front.
  30         self.base_OnLinkClicked(linkinfo)
  31
  32
  33     def OnSetTitle(self, title):
  34         self.log.WriteText('OnSetTitle: %s\n' % title)
  35         self.base_OnSetTitle(title)
  36
  37     def OnCellMouseHover(self, cell, x, y):
  38         self.log.WriteText('OnCellMouseHover: %s, (%d %d)\n' % (cell, x, y))
  39         self.base_OnCellMouseHover(cell, x, y)
  40
  41     def OnCellClicked(self, cell, x, y, evt):
  42         self.log.WriteText('OnCellClicked: %s, (%d %d)\n' % (cell, x, y))
  43         self.base_OnCellClicked(cell, x, y, evt)
  44
  45
  46 class TestHtmlPanel(wxPanel):
  47     def __init__(self, parent, frame, log):
  48         wxPanel.__init__(self, parent, -1)
  49         self.log = log
  50         self.frame = frame
  51         self.cwd = os.path.split(sys.argv[0])[0]
  52         if not self.cwd:
  53             self.cwd = os.getcwd()
  54
  55         self.html = MyHtmlWindow(self, -1, log)
  56         self.html.SetRelatedFrame(frame, "wxPython: (A Demonstration) -- %s")
  57         self.html.SetRelatedStatusBar(0)
  58
  59         self.printer = wxHtmlEasyPrinting()
  60
  61         self.box = wxBoxSizer(wxVERTICAL)
  62         self.box.Add(self.html, 1, wxGROW)
  63
  64         subbox = wxBoxSizer(wxHORIZONTAL)
  65
  66         btn = wxButton(self, -1, "Load File")
  67         EVT_BUTTON(self, btn.GetId(), self.OnLoadFile)
  68         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  69
  70         btn = wxButton(self, -1, "Load URL")
  71         EVT_BUTTON(self, btn.GetId(), self.OnLoadURL)
  72         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  73
  74         btn = wxButton(self, -1, "With Widgets")
  75         EVT_BUTTON(self, btn.GetId(), self.OnWithWidgets)
  76         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  77
  78         btn = wxButton(self, -1, "Back")
  79         EVT_BUTTON(self, btn.GetId(), self.OnBack)
  80         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  81
  82         btn = wxButton(self, -1, "Forward")
  83         EVT_BUTTON(self, btn.GetId(), self.OnForward)
  84         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  85
  86         btn = wxButton(self, -1, "Print")
  87         EVT_BUTTON(self, btn.GetId(), self.OnPrint)
  88         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  89
  90         btn = wxButton(self, -1, "View Source")
  91         EVT_BUTTON(self, btn.GetId(), self.OnViewSource)
  92         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  93
  94         self.box.Add(subbox, 0, wxGROW)
  95         self.SetSizer(self.box)
  96         self.SetAutoLayout(true)
  97
  98         # A button with this ID is created on the widget test page.
  99         EVT_BUTTON(self, wxID_OK, self.OnOk)
 100
 101         self.OnShowDefault(None)
 102
 103
 104
 105     def OnShowDefault(self, event):
 106         name = os.path.join(self.cwd, opj('data/test.htm'))
 107         self.html.LoadPage(name)
 108
 109
 110     def OnLoadFile(self, event):
 111         dlg = wxFileDialog(self, wildcard = '*.htm*', style=wxOPEN)
 112         if dlg.ShowModal():
 113             path = dlg.GetPath()
 114             self.html.LoadPage(path)
 115         dlg.Destroy()
 116
 117
 118     def OnLoadURL(self, event):
 119         dlg = wxTextEntryDialog(self, "Enter a URL")
 120         if dlg.ShowModal():
 121             url = dlg.GetValue()
 122             self.html.LoadPage(url)
 123         dlg.Destroy()
 124
 125
 126     def OnWithWidgets(self, event):
 127         os.chdir(self.cwd)
 128         name = os.path.join(self.cwd, opj('data/widgetTest.htm'))
 129         self.html.LoadPage(name)
 130
 131
 132     def OnOk(self, event):
 133         self.log.WriteText("It works!\n")
 134
 135     def OnBack(self, event):
 136         if not self.html.HistoryBack():
 137             wxMessageBox("No more items in history!")
 138
 139
 140     def OnForward(self, event):
 141         if not self.html.HistoryForward():
 142             wxMessageBox("No more items in history!")
 143
 144
 145     def OnViewSource(self, event):
 146         from wxPython.lib.dialogs import wxScrolledMessageDialog
 147         source = self.html.GetParser().GetSource()
 148         dlg = wxScrolledMessageDialog(self, source, 'HTML Source')
 149         dlg.ShowModal()
 150         dlg.Destroy()
 151
 152
 153     def OnPrint(self, event):
 154         ##self.printer.GetPageSetupData().SetMarginTopLeft((100,100))
 155         self.printer.PrintFile(self.html.GetOpenedPage())
 156
 157 #----------------------------------------------------------------------
 158
 159 def runTest(frame, nb, log):
 160     win = TestHtmlPanel(nb, frame, log)
 161     return win
 162
 163
 164 #----------------------------------------------------------------------
 165
 166
 167
 168
 169
 170 overview = """\
 171 wxHtmlWindow is capable of parsing and rendering most simple HTML tags.
 172
 173 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...
 174
 175 """
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