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# toolbars.py, see CalcActivity.py for info
import pygtk
pygtk.require('2.0')
import gtk
from mathlib import MathLib
from sugar.graphics.toolbutton import ToolButton
from sugar.graphics.toggletoolbutton import ToggleToolButton
import logging
_logger = logging.getLogger('calc-activity')
class TextToolButton(gtk.ToolButton):
def __init__(self, text, cb):
gtk.ToolButton.__init__(self)
self.set_label(text)
self.connect('clicked', cb)
class IconToolButton(ToolButton):
def __init__(self, text, cb):
ToolButton.__init__(self, text)
self.connect('clicked', cb)
class TextToggleToolButton(gtk.ToggleToolButton):
def __init__(self, items, cb):
gtk.ToggleToolButton.__init__(self)
self.items = items
self.set_label(items[0])
self.selected = 0
self.connect('clicked', self.toggle_button)
self.callback = cb
def toggle_button(self, w):
self.selected = (self.selected + 1) % len(self.items)
self.set_label(self.items[self.selected])
if self.callback is not None:
self.callback(self.items[self.selected])
class IconToggleToolButton(ToggleToolButton):
def __init__(self, text, cb):
ToggleToolButton.__init__(self, text)
self.connect('clicked', self.toggle_button)
def toggle_button(self, w):
if self.callback is not None:
self.callback(self.items[self.selected])
class LineSeparator(gtk.SeparatorToolItem):
def __init__(self):
gtk.SeparatorToolItem.__init__(self)
self.set_draw(True)
class EditToolbar(gtk.Toolbar):
def __init__(self, calc):
gtk.Toolbar.__init__(self)
class AlgebraToolbar(gtk.Toolbar):
def __init__(self, calc):
gtk.Toolbar.__init__(self)
self.insert(TextToolButton('square',
lambda x: calc.button_pressed(calc.TYPE_OP_POST, '^2')), -1)
self.insert(TextToolButton('sqrt',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'sqrt')), -1)
self.insert(LineSeparator(), -1)
self.insert(TextToolButton('exp',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'exp')), -1)
self.insert(TextToolButton('ln',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'ln')), -1)
self.insert(LineSeparator(), -1)
self.insert(TextToolButton('fac',
lambda x: calc.button_pressed(calc.TYPE_OP_POST, '!')), -1)
class TrigonometryToolbar(gtk.Toolbar):
def __init__(self, calc):
gtk.Toolbar.__init__(self)
self.insert(TextToolButton('sin',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'sin')), -1)
self.insert(TextToolButton('cos',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'cos')), -1)
self.insert(TextToolButton('tan',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'tan')), -1)
self.insert(LineSeparator(), -1)
self.insert(TextToolButton('asin',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'asin')), -1)
self.insert(TextToolButton('acos',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'acos')), -1)
self.insert(TextToolButton('atan',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'atan')), -1)
self.insert(LineSeparator(), -1)
self.insert(TextToolButton('sinh',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'sinh')), -1)
self.insert(TextToolButton('cosh',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'cosh')), -1)
self.insert(TextToolButton('tanh',
lambda x: calc.button_pressed(calc.TYPE_FUNCTION, 'tanh')), -1)
class BooleanToolbar(gtk.Toolbar):
def __init__(self, calc):
gtk.Toolbar.__init__(self)
self.insert(TextToolButton('and',
lambda x: calc.button_pressed(calc.TYPE_OP_POST, '&')), -1)
self.insert(TextToolButton('or',
lambda x: calc.button_pressed(calc.TYPE_OP_POST, '|')), -1)
self.insert(TextToolButton('xor',
lambda x: calc.button_pressed(calc.TYPE_OP_POST, '^')), -1)
self.insert(LineSeparator(), -1)
self.insert(TextToolButton('eq',
lambda x: calc.button_pressed(calc.TYPE_OP_POST, '=')), -1)
self.insert(TextToolButton('neq',
lambda x: calc.button_pressed(calc.TYPE_OP_POST, '!=')), -1)
class ConstantsToolbar(gtk.Toolbar):
def __init__(self, calc):
gtk.Toolbar.__init__(self)
self.insert(TextToolButton('pi',
lambda x: calc.button_pressed(calc.TYPE_TEXT, 'pi')), -1)
self.insert(TextToolButton('e',
lambda x: calc.button_pressed(calc.TYPE_TEXT, 'e')), -1)
class FormatToolbar(gtk.Toolbar):
def __init__(self, calc):
gtk.Toolbar.__init__(self)
el = ['deg', 'rad']
self.insert(TextToggleToolButton(el, self.update_angle_type), -1)
def update_angle_type(self, text):
if text == 'deg':
calc.ml.set_angle_type(MathLib.ANGLE_DEG)
elif text == 'rad':
calc.ml.set_angle_type(MathLib.ANGLE_RAD)
_logger.debug('Angle type: %s', calc.ml.angle_scaling)
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