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00001 # Software License Agreement (BSD License) 00002 # 00003 # Copyright (c) 2009, Willow Garage, Inc. 00004 # All rights reserved. 00005 # 00006 # Redistribution and use in source and binary forms, with or without 00007 # modification, are permitted provided that the following conditions 00008 # are met: 00009 # 00010 # * Redistributions of source code must retain the above copyright 00011 # notice, this list of conditions and the following disclaimer. 00012 # * Redistributions in binary form must reproduce the above 00013 # copyright notice, this list of conditions and the following 00014 # disclaimer in the documentation and/or other materials provided 00015 # with the distribution. 00016 # * Neither the name of Willow Garage, Inc. nor the names of its 00017 # contributors may be used to endorse or promote products derived 00018 # from this software without specific prior written permission. 00019 # 00020 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00021 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00022 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00023 # FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00024 # COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00025 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00026 # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00027 # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00028 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00029 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 00030 # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00031 # POSSIBILITY OF SUCH DAMAGE. 00032 00033 import wx 00034 00035 class BaseFrame(wx.Frame): 00036 """ 00037 A Frame that can save/load its position and size. 00038 """ 00039 def __init__(self, parent, config_name, config_key, id=wx.ID_ANY, title='Untitled', pos=wx.DefaultPosition, size=(800, 300), style=wx.DEFAULT_FRAME_STYLE): 00040 wx.Frame.__init__(self, parent, id, title, pos, size, style) 00041 00042 self._config = wx.Config(config_name) 00043 self._config_key = config_key 00044 00045 self._load_config() 00046 00047 self.Bind(wx.EVT_CLOSE, self._on_close) 00048 00049 def _on_close(self, event): 00050 self._save_config() 00051 00052 self.Destroy() 00053 00054 def _load_config(self): 00055 """ 00056 Load position and size of the frame from config 00057 """ 00058 (x, y), (width, height) = self.Position, self.Size 00059 if self._config.HasEntry(self._config_x): x = self._config.ReadInt(self._config_x) 00060 if self._config.HasEntry(self._config_y): y = self._config.ReadInt(self._config_y) 00061 if self._config.HasEntry(self._config_width): width = self._config.ReadInt(self._config_width) 00062 if self._config.HasEntry(self._config_height): height = self._config.ReadInt(self._config_height) 00063 00064 self.Position = (x, y) 00065 self.Size = (width, height) 00066 00067 def _save_config(self): 00068 """ 00069 Save position and size of frame to config 00070 """ 00071 (x, y), (width, height) = self.Position, self.Size 00072 00073 self._config.WriteInt(self._config_x, x) 00074 self._config.WriteInt(self._config_y, y) 00075 self._config.WriteInt(self._config_width, width) 00076 self._config.WriteInt(self._config_height, height) 00077 self._config.Flush() 00078 00079 @property 00080 def _config_x(self): return self._config_property('X') 00081 00082 @property 00083 def _config_y(self): return self._config_property('Y') 00084 00085 @property 00086 def _config_width(self): return self._config_property('Width') 00087 00088 @property 00089 def _config_height(self): return self._config_property('Height') 00090 00091 def _config_property(self, property): return '/%s/%s' % (self._config_key, property)