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 ##wxTrap()
  11
  12 #----------------------------------------------------------------------
  13
  14 # This shows how to catch the OnLinkClicked non-event.  (It's a virtual
  15 # method in the C++ code...)
  16 class MyHtmlWindow(wxHtmlWindow):
  17     def __init__(self, parent, id, log):
  18         wxHtmlWindow.__init__(self, parent, id, style=wxNO_FULL_REPAINT_ON_RESIZE)
  19         self.log = log
  20         EVT_SCROLLWIN( self, self.OnScroll )
  21
  22     def OnScroll( self, event ):
  23         #print 'event.GetOrientation()',event.GetOrientation()
  24         #print 'event.GetPosition()',event.GetPosition()
  25         event.Skip()
  26
  27
  28     def OnLinkClicked(self, linkinfo):
  29         self.log.WriteText('OnLinkClicked: %s\n' % linkinfo.GetHref())
  30
  31         # Virtuals in the base class have been renamed with base_ on the front.
  32         self.base_OnLinkClicked(linkinfo)
  33
  34
  35     def OnSetTitle(self, title):
  36         self.log.WriteText('OnSetTitle: %s\n' % title)
  37         self.base_OnSetTitle(title)
  38
  39     def OnCellMouseHover(self, cell, x, y):
  40         self.log.WriteText('OnCellMouseHover: %s, (%d %d)\n' % (cell, x, y))
  41         self.base_OnCellMouseHover(cell, x, y)
  42
  43     def OnCellClicked(self, cell, x, y, evt):
  44         self.log.WriteText('OnCellClicked: %s, (%d %d)\n' % (cell, x, y))
  45         self.base_OnCellClicked(cell, x, y, evt)
  46
  47
  48 # This filter doesn't really do anything but show how to use filters
  49 class MyHtmlFilter(wxHtmlFilter):
  50     def __init__(self, log):
  51         wxHtmlFilter.__init__(self)
  52         self.log = log
  53
  54     # This method decides if this filter is able to read the file
  55     def CanRead(self, fsfile):
  56         self.log.write("CanRead: %s\n" % fsfile.GetMimeType())
  57         return False
  58
  59     # If CanRead returns True then this method is called to actually
  60     # read the file and return the contents.
  61     def ReadFile(self, fsfile):
  62         return ""
  63
  64
  65 class TestHtmlPanel(wxPanel):
  66     def __init__(self, parent, frame, log):
  67         wxPanel.__init__(self, parent, -1, style=wxNO_FULL_REPAINT_ON_RESIZE)
  68         self.log = log
  69         self.frame = frame
  70         self.cwd = os.path.split(sys.argv[0])[0]
  71         if not self.cwd:
  72             self.cwd = os.getcwd()
  73         if frame:
  74             self.titleBase = frame.GetTitle()
  75
  76         wxHtmlWindow_AddFilter(MyHtmlFilter(log))
  77
  78         self.html = MyHtmlWindow(self, -1, log)
  79         self.html.SetRelatedFrame(frame, self.titleBase + " -- %s")
  80         self.html.SetRelatedStatusBar(0)
  81
  82         self.printer = wxHtmlEasyPrinting()
  83
  84         self.box = wxBoxSizer(wxVERTICAL)
  85         self.box.Add(self.html, 1, wxGROW)
  86
  87         subbox = wxBoxSizer(wxHORIZONTAL)
  88
  89         btn = wxButton(self, -1, "Load File")
  90         EVT_BUTTON(self, btn.GetId(), self.OnLoadFile)
  91         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  92
  93         btn = wxButton(self, -1, "Load URL")
  94         EVT_BUTTON(self, btn.GetId(), self.OnLoadURL)
  95         subbox.Add(btn, 1, wxGROW | wxALL, 2)
  96
  97         btn = wxButton(self, -1, "With Widgets")
  98         EVT_BUTTON(self, btn.GetId(), self.OnWithWidgets)
  99         subbox.Add(btn, 1, wxGROW | wxALL, 2)
 100
 101         btn = wxButton(self, -1, "Back")
 102         EVT_BUTTON(self, btn.GetId(), self.OnBack)
 103         subbox.Add(btn, 1, wxGROW | wxALL, 2)
 104
 105         btn = wxButton(self, -1, "Forward")
 106         EVT_BUTTON(self, btn.GetId(), self.OnForward)
 107         subbox.Add(btn, 1, wxGROW | wxALL, 2)
 108
 109         btn = wxButton(self, -1, "Print")
 110         EVT_BUTTON(self, btn.GetId(), self.OnPrint)
 111         subbox.Add(btn, 1, wxGROW | wxALL, 2)
 112
 113         btn = wxButton(self, -1, "View Source")
 114         EVT_BUTTON(self, btn.GetId(), self.OnViewSource)
 115         subbox.Add(btn, 1, wxGROW | wxALL, 2)
 116
 117         self.box.Add(subbox, 0, wxGROW)
 118         self.SetSizer(self.box)
 119         self.SetAutoLayout(True)
 120
 121         # A button with this ID is created on the widget test page.
 122         EVT_BUTTON(self, wxID_OK, self.OnOk)
 123
 124         self.OnShowDefault(None)
 125
 126
 127     def ShutdownDemo(self):
 128         # put the frame title back
 129         if self.frame:
 130             self.frame.SetTitle(self.titleBase)
 131
 132
 133     def OnShowDefault(self, event):
 134         name = os.path.join(self.cwd, opj('data/test.htm'))
 135         self.html.LoadPage(name)
 136
 137
 138     def OnLoadFile(self, event):
 139         dlg = wxFileDialog(self, wildcard = '*.htm*', style=wxOPEN)
 140         if dlg.ShowModal():
 141             path = dlg.GetPath()
 142             self.html.LoadPage(path)
 143         dlg.Destroy()
 144
 145
 146     def OnLoadURL(self, event):
 147         dlg = wxTextEntryDialog(self, "Enter a URL")
 148         if dlg.ShowModal():
 149             url = dlg.GetValue()
 150             self.html.LoadPage(url)
 151         dlg.Destroy()
 152
 153
 154     def OnWithWidgets(self, event):
 155         os.chdir(self.cwd)
 156         name = os.path.join(self.cwd, opj('data/widgetTest.htm'))
 157         self.html.LoadPage(name)
 158
 159
 160     def OnOk(self, event):
 161         self.log.WriteText("It works!\n")
 162
 163     def OnBack(self, event):
 164         if not self.html.HistoryBack():
 165             wxMessageBox("No more items in history!")
 166
 167
 168     def OnForward(self, event):
 169         if not self.html.HistoryForward():
 170             wxMessageBox("No more items in history!")
 171
 172
 173     def OnViewSource(self, event):
 174         from wxPython.lib.dialogs import wxScrolledMessageDialog
 175         source = self.html.GetParser().GetSource()
 176         dlg = wxScrolledMessageDialog(self, source, 'HTML Source')
 177         dlg.ShowModal()
 178         dlg.Destroy()
 179
 180
 181     def OnPrint(self, event):
 182         ##self.printer.GetPageSetupData().SetMarginTopLeft((100,100))
 183         self.printer.PrintFile(self.html.GetOpenedPage())
 184
 185 #----------------------------------------------------------------------
 186
 187 def runTest(frame, nb, log):
 188     win = TestHtmlPanel(nb, frame, log)
 189     print wxWindow_FindFocus()
 190     return win
 191
 192
 193 #----------------------------------------------------------------------
 194
 195
 196
 197
 198
 199 overview = """<html><body>
 200 <h2>wxHtmlWindow</h2>
 201
 202 <p>wxHtmlWindow is capable of parsing and rendering most
 203 simple HTML tags.
 204
 205 <p>It is not intended to be a high-end HTML browser.  If you're
 206 looking for something like that try http://www.mozilla.org - there's a
 207 chance you'll be able to make their widget wxWindows-compatible. I'm
 208 sure everyone will enjoy your work in that case...
 209
 210 </body></html>
 211 """
 212
 213
 214
 215 if __name__ == '__main__':
 216     import sys,os
 217     import run
 218     run.main(['', os.path.basename(sys.argv[0])])
 219
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