diff options
Diffstat (limited to 'grc/grc_gnuradio/wxgui/top_block_gui.py')
| -rw-r--r-- | grc/grc_gnuradio/wxgui/top_block_gui.py | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/grc/grc_gnuradio/wxgui/top_block_gui.py b/grc/grc_gnuradio/wxgui/top_block_gui.py new file mode 100644 index 000000000..97bed04a5 --- /dev/null +++ b/grc/grc_gnuradio/wxgui/top_block_gui.py @@ -0,0 +1,105 @@ +# Copyright 2008 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 + +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, icon=None): + """ + 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 + #set the icon + if icon and os.path.isfile(icon): self._icon = icon + else: self._icon = None + #create gui elements + self._wx_app = wx.App() + self._wx_frame = wx.Frame(None , -1, title) + self._wx_grid = wx.GridBagSizer(5, 5) + self._wx_vbox = wx.BoxSizer(wx.VERTICAL) + + def GetWin(self): + """ + Get the window for wx elements to fit within. + @return the wx frame + """ + return self._wx_frame + + def Add(self, win): + """ + Add a window to the wx vbox. + @param win the wx window + """ + self._wx_vbox.Add(win, 0, wx.EXPAND) + + def GridAdd(self, win, row, col, row_span=1, col_span=1): + """ + Add a window to the wx grid at the given position. + @param win the wx window + @param row the row specification (integer >= 0) + @param col the column specification (integer >= 0) + @param row_span the row span specification (integer >= 1) + @param col_span the column span specification (integer >= 1) + """ + self._wx_grid.Add(win, wx.GBPosition(row, col), wx.GBSpan(row_span, col_span), wx.EXPAND) + + def start(self, start=True): + if start: + gr.top_block.start(self) + else: + gr.top_block.stop(self) + gr.top_block.wait(self) + + def Run(self, autostart=True): + """ + Setup the wx gui elements. + Start the gr top block. + Block with the wx main loop. + """ + #set wx app icon + if self._icon: self._wx_frame.SetIcon(wx.Icon(self._icon, wx.BITMAP_TYPE_ANY)) + #set minimal window size + self._wx_frame.SetSizeHints(*self._size) + #create callback for quit + def _quit(event): + gr.top_block.stop(self) + self._wx_frame.Destroy() + #setup app + self._wx_vbox.Add(self._wx_grid, 0, wx.EXPAND) + self._wx_frame.Bind(wx.EVT_CLOSE, _quit) + self._wx_frame.SetSizerAndFit(self._wx_vbox) + self._wx_frame.Show() + self._wx_app.SetTopWindow(self._wx_frame) + #start flow graph + self.start(autostart) + #blocking main loop + self._wx_app.MainLoop() |