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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright (c) 2010 Ken Lauer / sirkne at gmail dot com
#
# This software is provided 'as-is', without any express or implied
# warranty. In no event will the authors be held liable for any damages
# arising from the use of this software.
# Permission is granted to anyone to use this software for any purpose,
# including commercial applications, and to alter it and redistribute it
# freely, subject to the following restrictions:
# 1. The origin of this software must not be misrepresented; you must not
# claim that you wrote the original software. If you use this software
# in a product, an acknowledgment in the product documentation would be
# appreciated but is not required.
# 2. Altered source versions must be plainly marked as such, and must not be
# misrepresented as being the original software.
# 3. This notice may not be removed or altered from any source distribution.
try:
from ..pgu import gui
except:
raise ImportError('Unable to load PGU')
from ..settings import checkboxes
from ..settings import sliders
class fwGUI(gui.Table):
"""
Deals with the initialization and changing the settings based on the GUI
controls. Callbacks are not used, but the checkboxes and sliders are polled
by the main loop.
"""
form = None
def __init__(self,settings, **params):
# The framework GUI is just basically a HTML-like table
# There are 2 columns right-aligned on the screen
gui.Table.__init__(self,**params)
self.form=gui.Form()
fg = (255,255,255)
# "Toggle menu"
self.tr()
self.td(gui.Label("F1: Toggle Menu",color=(255,0,0)),align=1,colspan=2)
for slider in sliders:
# "Slider title"
self.tr()
self.td(gui.Label(slider['text'],color=fg),align=1,colspan=2)
# Create the slider
self.tr()
e = gui.HSlider(getattr(settings, slider['name']),slider['min'],slider['max'],size=20,width=100,height=16,name=slider['name'])
self.td(e,colspan=2,align=1)
# Add each of the checkboxes.
for text, variable in checkboxes:
self.tr()
if variable == None:
# Checkboxes that have no variable (i.e., None) are just labels.
self.td(gui.Label(text, color=fg), align=1, colspan=2)
else:
# Add the label and then the switch/checkbox
self.td(gui.Label(text, color=fg), align=1)
self.td(gui.Switch(value=getattr(settings, variable),name=variable))
def updateGUI(self, settings):
"""
Change all of the GUI elements based on the current settings
"""
for text, variable in checkboxes:
if not variable: continue
if hasattr(settings, variable):
self.form[variable].value = getattr(settings, variable)
# Now do the sliders
for slider in sliders:
name=slider['name']
self.form[name].value=getattr(settings, name)
def updateSettings(self, settings):
"""
Change all of the settings based on the current state of the GUI.
"""
for text, variable in checkboxes:
if variable:
setattr(settings, variable, self.form[variable].value)
# Now do the sliders
for slider in sliders:
name=slider['name']
setattr(settings, name, int(self.form[name].value))
# If we're in single-step mode, update the GUI to reflect that.
if settings.singleStep:
settings.pause=True
self.form['pause'].value = True
self.form['singleStep'].value = False
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