Imported Upstream version 3.2.2

[debian/gnuradio] / grc / grc_gnuradio / wxgui / top_block_gui.py

diff --git a/grc/grc_gnuradio/wxgui/top_block_gui.py b/grc/grc_gnuradio/wxgui/top_block_gui.py
new file mode 100644 (file)
index 0000000..9985758
--- /dev/null
+++ b/grc/grc_gnuradio/wxgui/top_block_gui.py
@@ -0,0 +1,75 @@
+# Copyright 2008, 2009 Free Software Foundation, Inc.
+#
+# This file is part of GNU Radio
+#
+# GNU Radio is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# GNU Radio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GNU Radio; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+#
+
+import wx
+import sys, os
+from gnuradio import gr
+import panel
+
+default_gui_size = (200, 100)
+
+class top_block_gui(gr.top_block):
+       """gr top block with wx gui app and grid sizer."""
+
+       def __init__(self, title='', size=default_gui_size):
+               """
+               Initialize the gr top block.
+               Create the wx gui elements.
+               @param title the main window title
+               @param size the main window size tuple in pixels
+               @param icon the file path to an icon or None
+               """
+               #initialize
+               gr.top_block.__init__(self)
+               self._size = size
+               #create gui elements
+               self._app = wx.App()
+               self._frame = wx.Frame(None, title=title)
+               self._panel = panel.Panel(self._frame)
+               self.Add = self._panel.Add
+               self.GridAdd = self._panel.GridAdd
+               self.GetWin = self._panel.GetWin
+
+       def SetIcon(self, *args, **kwargs): self._frame.SetIcon(*args, **kwargs)
+
+       def Run(self, start=True):
+               """
+               Setup the wx gui elements.
+               Start the gr top block.
+               Block with the wx main loop.
+               """
+               #set minimal window size
+               self._frame.SetSizeHints(*self._size)
+               #create callback for quit
+               def _quit(event):
+                       self.stop(); self.wait()
+                       self._frame.Destroy()
+               #setup app
+               self._frame.Bind(wx.EVT_CLOSE, _quit)
+               self._sizer = wx.BoxSizer(wx.VERTICAL)
+               self._sizer.Add(self._panel, 0, wx.EXPAND)
+               self._frame.SetSizerAndFit(self._sizer)
+               self._frame.SetAutoLayout(True)
+               self._frame.Show(True)
+               self._app.SetTopWindow(self._frame)
+               #start flow graph
+               if start: self.start()
+               #blocking main loop
+               self._app.MainLoop()