diff options
Diffstat (limited to 'grc/src/platforms/base')
| -rw-r--r-- | grc/src/platforms/base/Param.py | 63 |
1 files changed, 57 insertions, 6 deletions
diff --git a/grc/src/platforms/base/Param.py b/grc/src/platforms/base/Param.py index bc169138d..6dff277ee 100644 --- a/grc/src/platforms/base/Param.py +++ b/grc/src/platforms/base/Param.py @@ -20,6 +20,55 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA from ... import utils from ... utils import odict from Element import Element +import pygtk +pygtk.require('2.0') +import gtk +import gobject + +class InputParam(gtk.HBox): + """The base class for an input parameter inside the input parameters dialog.""" + + def __init__(self, param, _handle_changed): + gtk.HBox.__init__(self) + self.param = param + self._handle_changed = _handle_changed + self.label = gtk.Label('') #no label, markup is added by set_markup + self.label.set_size_request(150, -1) + self.pack_start(self.label, False) + self.set_markup = lambda m: self.label.set_markup(m) + self.tp = None + def set_color(self, color): pass + +class EntryParam(InputParam): + """Provide an entry box for strings and numbers.""" + + def __init__(self, *args, **kwargs): + InputParam.__init__(self, *args, **kwargs) + self.entry = input = gtk.Entry() + input.set_text(self.param.get_value()) + input.connect('changed', self._handle_changed) + self.pack_start(input, True) + self.get_text = input.get_text + #tool tip + self.tp = gtk.Tooltips() + self.tp.set_tip(self.entry, '') + self.tp.enable() + def set_color(self, color): self.entry.modify_base(gtk.STATE_NORMAL, gtk.gdk.color_parse(color)) + +class EnumParam(InputParam): + """Provide an entry box for Enum types with a drop down menu.""" + + def __init__(self, *args, **kwargs): + InputParam.__init__(self, *args, **kwargs) + input = gtk.ComboBox(gtk.ListStore(gobject.TYPE_STRING)) + cell = gtk.CellRendererText() + input.pack_start(cell, True) + input.add_attribute(cell, 'text', 0) + for option in self.param.get_options(): input.append_text(option.get_name()) + input.set_active(int(self.param.get_option_keys().index(self.param.get_value()))) + input.connect("changed", self._handle_changed) + self.pack_start(input, False) + self.get_text = lambda: str(input.get_active()) #the get text parses the selected index to a string class Option(Element): @@ -164,15 +213,10 @@ class Param(Element): raise NotImplementedError def get_color(self): return '#FFFFFF' - def __str__(self): return 'Param - %s(%s)'%(self.get_name(), self.get_key()) - def is_param(self): return True - def get_name(self): return self._name - def get_key(self): return self._key - def get_hide(self): return self.get_parent().resolve_dependencies(self._hide) def get_value(self): @@ -187,9 +231,16 @@ class Param(Element): self._value = str(value) #must be a string def get_type(self): return self.get_parent().resolve_dependencies(self._type) - def is_enum(self): return self._type == 'enum' + def get_input_class(self): + """ + Get the graphical gtk class to represent this parameter. + @return gtk input class + """ + if self.is_enum(): return EnumParam + return EntryParam + ############################################## # Access Options ############################################## |