# slider.py: wxSlider objects
# $Id: slider.py,v 1.15 2007/08/07 12:18:34 agriggio Exp $
#
# Copyright (c) 2002-2007 Alberto Griggio <agriggio@users.sourceforge.net>
# License: MIT (see license.txt)
# THIS PROGRAM COMES WITH NO WARRANTY
import wx
import common, misc
from edit_windows import ManagedBase
from tree import Tree
from widget_properties import *
class EditSlider(ManagedBase):
events = [
'EVT_COMMAND_SCROLL',
'EVT_COMMAND_SCROLL_TOP',
'EVT_COMMAND_SCROLL_BOTTOM',
'EVT_COMMAND_SCROLL_LINEUP',
'EVT_COMMAND_SCROLL_LINEDOWN',
'EVT_COMMAND_SCROLL_PAGEUP',
'EVT_COMMAND_SCROLL_PAGEDOWN',
'EVT_COMMAND_SCROLL_THUMBTRACK',
'EVT_COMMAND_SCROLL_THUMBRELEASE',
'EVT_COMMAND_SCROLL_ENDSCROLL',
]
def __init__(self, name, parent, id, style, sizer, pos,
property_window, show=True):
"""\
Class to handle wxSlider objects
"""
ManagedBase.__init__(self, name, 'wxSlider', parent, id, sizer,
pos, property_window, show=show)
self.style = style
self.value = 0
self.range = (0, 10)
prop = self.properties
self.access_functions['style'] = (self.get_style, self.set_style)
self.access_functions['value'] = (self.get_value, self.set_value)
self.access_functions['range'] = (self.get_range, self.set_range)
style_labels = ('#section#' + _('Style'), 'wxSL_HORIZONTAL', 'wxSL_VERTICAL',
'wxSL_AUTOTICKS', 'wxSL_LABELS', 'wxSL_LEFT',
'wxSL_RIGHT', 'wxSL_TOP', 'wxSL_BOTTOM',
'wxSL_SELRANGE', 'wxSL_INVERSE')
self.style_pos = (wx.SL_HORIZONTAL, wx.SL_VERTICAL,
wx.SL_AUTOTICKS, wx.SL_LABELS, wx.SL_LEFT,
wx.SL_RIGHT, wx.SL_TOP, wx.SL_BOTTOM,
wx.SL_SELRANGE, wx.SL_INVERSE)
tooltips = (_("Displays the slider horizontally (this is the default)."),
_("Displays the slider vertically."),
_("Displays tick marks."),
_("Displays minimum, maximum and value labels."),
_("Displays ticks on the left and forces the slider to be vertical."),
_("Displays ticks on the right and forces the slider to be vertical."),
_("Displays ticks on the top."),
_("Displays ticks on the bottom (this is the default)."),
_("Allows the user to select a range on the slider. Windows only."),
_("Inverses the mininum and maximum endpoints on the slider. Not compatible with wxSL_SELRANGE."))
prop['style'] = CheckListProperty(self, 'style', None, style_labels, tooltips=tooltips)
prop['range'] = TextProperty(self, 'range', None, can_disable=True, label=_("range"))
prop['value'] = SpinProperty(self, 'value', None, can_disable=True, label=_("value"))
def create_widget(self):
self.widget = wx.Slider(self.parent.widget, self.id, self.value,
self.range[0], self.range[1], style=self.style)
def create_properties(self):
ManagedBase.create_properties(self)
panel = wx.ScrolledWindow(self.notebook, -1, style=wx.TAB_TRAVERSAL)
prop = self.properties
szr = wx.BoxSizer(wx.VERTICAL)
prop['range'].display(panel)
prop['value'].display(panel)
prop['style'].display(panel)
szr.Add(prop['range'].panel, 0, wx.EXPAND)
szr.Add(prop['value'].panel, 0, wx.EXPAND)
szr.Add(prop['style'].panel, 0, wx.EXPAND)
panel.SetAutoLayout(True)
panel.SetSizer(szr)
szr.Fit(panel)
self.notebook.AddPage(panel, _('Widget'))
def get_style(self):
retval = [0] * len(self.style_pos)
try:
for i in range(len(self.style_pos)):
if self.style & self.style_pos[i]:
retval[i] = 1
except AttributeError: pass
return retval
def set_style(self, value):
value = self.properties['style'].prepare_value(value)
self.style = 0
for v in range(len(value)):
if value[v]:
self.style |= self.style_pos[v]
if self.widget: self.widget.SetWindowStyleFlag(self.style)
def get_range(self):
return "%s, %s" % self.range
def set_range(self, val):
try: min_v, max_v = map(int, val.split(','))
except: self.properties['range'].set_value(self.get_range())
else: self.range = (min_v, max_v)
self.properties['value'].set_range(min_v, max_v)
if self.widget: self.widget.SetRange(min_v, max_v)
def get_value(self):
return self.value
def set_value(self, value):
value = int(value)
if value != self.value:
self.value = value
if self.widget: self.widget.SetValue(value)
# end of class EditSlider
def builder(parent, sizer, pos, number=[1]):
"""\
factory function for EditStaticLine objects.
"""
class Dialog(wx.Dialog):
def __init__(self):
wx.Dialog.__init__(self, None, -1, _('Select style'))
self.orientations = [ wx.SL_HORIZONTAL, wx.SL_VERTICAL ]
self.orientation = wx.SL_HORIZONTAL
prop = RadioProperty(self, 'orientation', self,
['wxSL_HORIZONTAL', 'wxSL_VERTICAL'], label=_("orientation"))
szr = wx.BoxSizer(wx.VERTICAL)
szr.Add(prop.panel, 0, wx.ALL|wx.EXPAND, 10)
style_labels = ('#section#', 'wxSL_AUTOTICKS', 'wxSL_LABELS',
'wxSL_LEFT', 'wxSL_RIGHT', 'wxSL_TOP')
self.style_pos = (wx.SL_AUTOTICKS, wx.SL_LABELS, wx.SL_LEFT,
wx.SL_RIGHT, wx.SL_TOP)
self.style = 0
self.style_prop = CheckListProperty(self, 'style', self,
style_labels)
szr.Add(self.style_prop.panel, 0, wx.ALL|wx.EXPAND, 10)
btn = wx.Button(self, wx.ID_OK, _('OK'))
btn.SetDefault()
szr.Add(btn, 0, wx.BOTTOM|wx.ALIGN_CENTER, 10)
self.SetAutoLayout(True)
self.SetSizer(szr)
szr.Fit(self)
self.CenterOnScreen()
def __getitem__(self, value):
if value == 'orientation':
def set_orientation(o): self.orientation = self.orientations[o]
return (lambda: self.orientation, set_orientation)
else: return (self.get_style, self.set_style)
def get_style(self):
retval = [0] * len(self.style_pos)
try:
style = self.style
for i in range(len(self.style_pos)):
if style & self.style_pos[i]:
retval[i] = 1
except AttributeError: pass
return retval
def set_style(self, value):
value = self.style_prop.prepare_value(value)
style = 0
for v in range(len(value)):
if value[v]:
style |= self.style_pos[v]
self.style = style
# end of inner class
dialog = Dialog()
dialog.ShowModal()
label = 'slider_%d' % number[0]
while common.app_tree.has_name(label):
number[0] += 1
label = 'slider_%d' % number[0]
slider = EditSlider(label, parent, wx.NewId(), dialog.orientation |
dialog.style, sizer, pos, common.property_panel)
node = Tree.Node(slider)
slider.node = node
slider.show_widget(True)
common.app_tree.insert(node, sizer.node, pos-1)
def xml_builder(attrs, parent, sizer, sizeritem, pos=None):
"""\
factory to build EditSlider objects from an xml file
"""
from xml_parse import XmlParsingError
try: name = attrs['name']
except KeyError: raise XmlParsingError, _("'name' attribute missing")
style = 0
if sizer is None or sizeritem is None:
raise XmlParsingError, _("sizer or sizeritem object cannot be None")
slider = EditSlider(name, parent, wx.NewId(), style, sizer,
pos, common.property_panel)
sizer.set_item(slider.pos, option=sizeritem.option,
flag=sizeritem.flag, border=sizeritem.border)
node = Tree.Node(slider)
slider.node = node
if pos is None: common.app_tree.add(node, sizer.node)
else: common.app_tree.insert(node, sizer.node, pos-1)
return slider
def initialize():
"""\
initialization function for the module: returns a wxBitmapButton to be
added to the main palette.
"""
common.widgets['EditSlider'] = builder
common.widgets_from_xml['EditSlider'] = xml_builder
return common.make_object_button('EditSlider', 'icons/slider.xpm')
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