# slider.py: wxSlider objects # $Id: slider.py,v 1.15 2007/08/07 12:18:34 agriggio Exp $ # # Copyright (c) 2002-2007 Alberto Griggio # 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) prop['value'] = SpinProperty(self, 'value', None, can_disable=True) 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']) 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')