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Diffstat (limited to 'grc/src/platforms/gui/Param.py')
| -rw-r--r-- | grc/src/platforms/gui/Param.py | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/grc/src/platforms/gui/Param.py b/grc/src/platforms/gui/Param.py deleted file mode 100644 index 33a9b1f52..000000000 --- a/grc/src/platforms/gui/Param.py +++ /dev/null @@ -1,103 +0,0 @@ -""" -Copyright 2007, 2008, 2009 Free Software Foundation, Inc. -This file is part of GNU Radio - -GNU Radio Companion 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 2 -of the License, or (at your option) any later version. - -GNU Radio Companion 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 this program; if not, write to the Free Software -Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA -""" - -import Utils -from Element import Element -import pygtk -pygtk.require('2.0') -import gtk - -PARAM_MARKUP_TMPL="""\ -#set $foreground = $param.is_valid() and 'black' or 'red' -#set $value = not $param.is_valid() and 'error' or repr($param) -<span foreground="$foreground" font_desc="Sans 7.5"><b>$encode($param.get_name()): </b>$encode($value)</span>""" - -PARAM_LABEL_MARKUP_TMPL="""\ -#set $foreground = $param.is_valid() and 'black' or 'red' -#set $underline = $has_cb and 'low' or 'none' -<span underline="$underline" foreground="$foreground" font_desc="Sans 9">$encode($param.get_name())</span>""" - -TIP_MARKUP_TMPL="""\ -Key: $param.get_key() -Type: $param.get_type() -#if $param.is_valid() -Value: $param.evaluate() -#elif len($param.get_error_messages()) == 1 -Error: $(param.get_error_messages()[0]) -#else -Error: - #for $error_msg in $param.get_error_messages() - * $error_msg - #end for -#end if""" - -class Param(Element): - """The graphical parameter.""" - - def update(self): - """ - Called when an external change occurs. - Update the graphical input by calling the change handler. - """ - if hasattr(self, '_input'): self._handle_changed() - - def get_input_object(self, callback=None): - """ - Get the graphical gtk object to represent this parameter. - Create the input object with this data type and the handle changed method. - @param callback a function of one argument(this param) to be called from the change handler - @return gtk input object - """ - self._callback = callback - self._input = self.get_input_class()(self, self._handle_changed) - if not self._callback: self.update() - return self._input - - def _handle_changed(self, widget=None): - """ - When the input changes, write the inputs to the data type. - Finish by calling the exteral callback. - """ - self.set_value(self._input.get_text()) - #is param is involved in a callback? #FIXME: messy - has_cb = \ - hasattr(self.get_parent(), 'get_callbacks') and \ - filter(lambda c: self.get_key() in c, self.get_parent()._callbacks) - self._input.set_markup(Utils.parse_template(PARAM_LABEL_MARKUP_TMPL, param=self, has_cb=has_cb)) - #hide/show - if self.get_hide() == 'all': self._input.hide_all() - else: self._input.show_all() - #set the color - self._input.set_color(self.get_color()) - #set the tooltip - if self._input.tp: self._input.tp.set_tip( - self._input.entry, - Utils.parse_template(TIP_MARKUP_TMPL, param=self).strip(), - ) - #execute the external callback - if self._callback: self._callback(self) - - def get_layout(self): - """ - Create a layout based on the current markup. - @return the pango layout - """ - layout = gtk.DrawingArea().create_pango_layout('') - layout.set_markup(Utils.parse_template(PARAM_MARKUP_TMPL, param=self)) - return layout |