wxPython/demo/wxHtmlWindow.py

   1 # 11/18/2003 - Jeff Grimmett (grimmtooth@softhome.net)
   2 #
   3 # o Updated for wx namespace
   4 #
   5 # 12/13/2003 - Jeff Grimmett (grimmtooth@softhome.net)
   6 #
   7 # o got the wxpTag stuff working right.
   8 #
   9
  10 import  os
  11 import  sys
  12
  13 import  wx
  14 import  wx.html as  html
  15 import  wx.lib.wxpTag
  16
  17 from Main import opj
  18
  19 #----------------------------------------------------------------------
  20
  21 # This shows how to catch the OnLinkClicked non-event.  (It's a virtual
  22 # method in the C++ code...)
  23 class MyHtmlWindow(html.HtmlWindow):
  24     def __init__(self, parent, id, log):
  25         html.HtmlWindow.__init__(self, parent, id, style=wx.NO_FULL_REPAINT_ON_RESIZE)
  26         self.log = log
  27         self.Bind(wx.EVT_SCROLLWIN, self.OnScroll )
  28
  29     def OnScroll( self, event ):
  30         #print 'event.GetOrientation()',event.GetOrientation()
  31         #print 'event.GetPosition()',event.GetPosition()
  32         event.Skip()
  33
  34     def OnLinkClicked(self, linkinfo):
  35         self.log.WriteText('OnLinkClicked: %s\n' % linkinfo.GetHref())
  36
  37         # Virtuals in the base class have been renamed with base_ on the front.
  38         self.base_OnLinkClicked(linkinfo)
  39
  40
  41     def OnSetTitle(self, title):
  42         self.log.WriteText('OnSetTitle: %s\n' % title)
  43         self.base_OnSetTitle(title)
  44
  45     def OnCellMouseHover(self, cell, x, y):
  46         self.log.WriteText('OnCellMouseHover: %s, (%d %d)\n' % (cell, x, y))
  47         self.base_OnCellMouseHover(cell, x, y)
  48
  49     def OnCellClicked(self, cell, x, y, evt):
  50         self.log.WriteText('OnCellClicked: %s, (%d %d)\n' % (cell, x, y))
  51         self.base_OnCellClicked(cell, x, y, evt)
  52
  53
  54 # This filter doesn't really do anything but show how to use filters
  55 class MyHtmlFilter(html.HtmlFilter):
  56     def __init__(self, log):
  57         html.HtmlFilter.__init__(self)
  58         self.log = log
  59
  60     # This method decides if this filter is able to read the file
  61     def CanRead(self, fsfile):
  62         self.log.write("CanRead: %s\n" % fsfile.GetMimeType())
  63         return False
  64
  65     # If CanRead returns True then this method is called to actually
  66     # read the file and return the contents.
  67     def ReadFile(self, fsfile):
  68         return ""
  69
  70
  71 class TestHtmlPanel(wx.Panel):
  72     def __init__(self, parent, frame, log):
  73         wx.Panel.__init__(self, parent, -1, style=wx.NO_FULL_REPAINT_ON_RESIZE)
  74         self.log = log
  75         self.frame = frame
  76         self.cwd = os.path.split(sys.argv[0])[0]
  77
  78         if not self.cwd:
  79             self.cwd = os.getcwd()
  80         if frame:
  81             self.titleBase = frame.GetTitle()
  82
  83         html.HtmlWindow_AddFilter(MyHtmlFilter(log))
  84
  85         self.html = MyHtmlWindow(self, -1, log)
  86         self.html.SetRelatedFrame(frame, self.titleBase + " -- %s")
  87         self.html.SetRelatedStatusBar(0)
  88
  89         self.printer = html.HtmlEasyPrinting()
  90
  91         self.box = wx.BoxSizer(wx.VERTICAL)
  92         self.box.Add(self.html, 1, wx.GROW)
  93
  94         subbox = wx.BoxSizer(wx.HORIZONTAL)
  95
  96         btn = wx.Button(self, -1, "Load File")
  97         self.Bind(wx.EVT_BUTTON, self.OnLoadFile, btn)
  98         subbox.Add(btn, 1, wx.GROW | wx.ALL, 2)
  99
 100         btn = wx.Button(self, -1, "Load URL")
 101         self.Bind(wx.EVT_BUTTON, self.OnLoadURL, btn)
 102         subbox.Add(btn, 1, wx.GROW | wx.ALL, 2)
 103
 104         btn = wx.Button(self, -1, "With Widgets")
 105         self.Bind(wx.EVT_BUTTON, self.OnWithWidgets, btn)
 106         subbox.Add(btn, 1, wx.GROW | wx.ALL, 2)
 107
 108         btn = wx.Button(self, -1, "Back")
 109         self.Bind(wx.EVT_BUTTON, self.OnBack, btn)
 110         subbox.Add(btn, 1, wx.GROW | wx.ALL, 2)
 111
 112         btn = wx.Button(self, -1, "Forward")
 113         self.Bind(wx.EVT_BUTTON, self.OnForward, btn)
 114         subbox.Add(btn, 1, wx.GROW | wx.ALL, 2)
 115
 116         btn = wx.Button(self, -1, "Print")
 117         self.Bind(wx.EVT_BUTTON, self.OnPrint, btn)
 118         subbox.Add(btn, 1, wx.GROW | wx.ALL, 2)
 119
 120         btn = wx.Button(self, -1, "View Source")
 121         self.Bind(wx.EVT_BUTTON, self.OnViewSource, btn)
 122         subbox.Add(btn, 1, wx.GROW | wx.ALL, 2)
 123
 124         self.box.Add(subbox, 0, wx.GROW)
 125         self.SetSizer(self.box)
 126         self.SetAutoLayout(True)
 127
 128         # A button with this ID is created on the widget test page.
 129         self.Bind(wx.EVT_BUTTON, self.OnOk, id=wx.ID_OK)
 130
 131         self.OnShowDefault(None)
 132
 133
 134     def ShutdownDemo(self):
 135         # put the frame title back
 136         if self.frame:
 137             self.frame.SetTitle(self.titleBase)
 138
 139
 140     def OnShowDefault(self, event):
 141         name = os.path.join(self.cwd, opj('data/test.htm'))
 142         self.html.LoadPage(name)
 143
 144
 145     def OnLoadFile(self, event):
 146         dlg = wx.FileDialog(self, wildcard = '*.htm*', style=wx.OPEN)
 147
 148         if dlg.ShowModal():
 149             path = dlg.GetPath()
 150             self.html.LoadPage(path)
 151
 152         dlg.Destroy()
 153
 154
 155     def OnLoadURL(self, event):
 156         dlg = wx.TextEntryDialog(self, "Enter a URL")
 157
 158         if dlg.ShowModal():
 159             url = dlg.GetValue()
 160             self.html.LoadPage(url)
 161
 162         dlg.Destroy()
 163
 164
 165     def OnWithWidgets(self, event):
 166         os.chdir(self.cwd)
 167         name = os.path.join(self.cwd, opj('data/widgetTest.htm'))
 168         self.html.LoadPage(name)
 169
 170
 171     def OnOk(self, event):
 172         self.log.WriteText("It works!\n")
 173
 174     def OnBack(self, event):
 175         if not self.html.HistoryBack():
 176             wx.MessageBox("No more items in history!")
 177
 178
 179     def OnForward(self, event):
 180         if not self.html.HistoryForward():
 181             wx.MessageBox("No more items in history!")
 182
 183
 184     def OnViewSource(self, event):
 185         import  wx.lib.dialogs  as  dlgs
 186
 187         source = self.html.GetParser().GetSource()
 188
 189         dlg = dlgs.wxScrolledMessageDialog(self, source, 'HTML Source')
 190         dlg.ShowModal()
 191         dlg.Destroy()
 192
 193
 194     def OnPrint(self, event):
 195         ##self.printer.GetPageSetupData().SetMarginTopLeft((100,100))
 196         self.printer.PrintFile(self.html.GetOpenedPage())
 197
 198 #----------------------------------------------------------------------
 199
 200 def runTest(frame, nb, log):
 201     win = TestHtmlPanel(nb, frame, log)
 202     print wx.Window_FindFocus()
 203     return win
 204
 205
 206 #----------------------------------------------------------------------
 207
 208
 209 overview = """<html><body>
 210 <h2>wxHtmlWindow</h2>
 211
 212 <p>wxHtmlWindow is capable of parsing and rendering most
 213 simple HTML tags.
 214
 215 <p>It is not intended to be a high-end HTML browser.  If you're
 216 looking for something like that see the IEHtmlWin class, which
 217 wraps the core MSIE HTML viewer.
 218
 219 </body></html>
 220 """
 221
 222
 223
 224 if __name__ == '__main__':
 225     import sys,os
 226     import run
 227     run.main(['', os.path.basename(sys.argv[0])])
 228
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