diff -r 6dbc61e3dd65 -r ce9c0e68389c EnhancedStatusBar.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/EnhancedStatusBar.py Tue Nov 22 18:42:48 2016 +0300 @@ -0,0 +1,248 @@ +# --------------------------------------------------------------------------- # +# ENHANCEDSTATUSBAR wxPython IMPLEMENTATION +# Python Code By: +# +# Andrea Gavana, @ 31 May 2005 +# Nitro, @ 21 September 2005 +# Latest Revision: 21 September 2005, 19.57.20 GMT+2 +# Latest Revision before Latest Revision: 21 September 2005, 18.29.35 GMT+2 +# Latest Revision before Latest Revision before Latest Revision: 31 May 2005, 23.17 CET +# +# +# TODO List/Caveats +# +# 1. Some Requests/Features To Add? +# +# +# For All Kind Of Problems, Requests Of Enhancements And Bug Reports, Please +# Write To Me At: +# +# +# andrea.gavana@agip.it +# andrea_gavan@tin.it +# +# Or, Obviously, To The wxPython Mailing List!!! +# +# +# licensed under wxWidgets License (GPL compatible) +# End Of Comments +# --------------------------------------------------------------------------- # + +""" Description: + +EnhancedStatusBar Is A Slight Modification (Actually A Subclassing) Of wx.StatusBar. +It Allows You To Add Almost Any Widget You Like To The wx.StatusBar Of Your Main +Frame Application And Also To Layout Them Properly. + + +What It Can Do: + +1) Almost All The Functionalities Of wx.StatusBar Are Still Present; +2) You Can Add Different Kind Of Widgets Into Every Field Of The EnhancedStatusBar; +3) The AddWidget() Methods Accepts 2 Layout Inputs: + - horizontalalignment: This Specify The Horizontal Alignment For Your Widget, + And Can Be ESB_EXACT_FIT, ESB_ALIGN_CENTER_HORIZONTAL, ESB_ALIGN_LEFT And + ESB_ALIGN_RIGHT; + - varticalalignment: This Specify The Vertical Alignment For Your Widget, + And Can Be ESB_EXACT_FIT, ESB_ALIGN_CENTER_VERTICAL, ESB_ALIGN_BOTTOM And + ESB_ALIGN_LEFT; + +EnhancedStatusBar Is Freeware And Distributed Under The wxPython License. + +Latest Revision: 21 September 2005, 19.57.20 GMT+2 +Latest Revision before Latest Revision: 21 September 2005, 18.29.35 GMT+2 +Latest Revision before Latest Revision before Latest Revision: 31 May 2005, 23.17 CET + +""" + +import wx + +# Horizontal Alignment Constants +ESB_ALIGN_CENTER_VERTICAL = 1 +ESB_ALIGN_TOP = 2 +ESB_ALIGN_BOTTOM = 3 + +# Vertical Alignment Constants +ESB_ALIGN_CENTER_HORIZONTAL = 11 +ESB_ALIGN_LEFT = 12 +ESB_ALIGN_RIGHT = 13 + +# Exact Fit (Either Horizontal Or Vertical Or Both) Constant +ESB_EXACT_FIT = 20 + + +# --------------------------------------------------------------- +# Class EnhancedStatusBar +# --------------------------------------------------------------- +# This Is The Main Class Implementation. See The Demo For Details +# --------------------------------------------------------------- +class EnhancedStatusBarItem(object): + def __init__(self, widget, pos, horizontalalignment=ESB_ALIGN_CENTER_HORIZONTAL, verticalalignment=ESB_ALIGN_CENTER_VERTICAL): + self.__dict__.update( locals() ) + +class EnhancedStatusBar(wx.StatusBar): + + def __init__(self, parent, id=wx.ID_ANY, style=wx.ST_SIZEGRIP, + name="EnhancedStatusBar"): + """Default Class Constructor. + + EnhancedStatusBar.__init__(self, parent, id=wx.ID_ANY, + style=wx.ST_SIZEGRIP, + name="EnhancedStatusBar") + """ + + wx.StatusBar.__init__(self, parent, id, style, name) + + self._items = {} + self._curPos = 0 + self._parent = parent + + wx.EVT_SIZE(self, self.OnSize) + wx.CallAfter(self.OnSize, None) + + + def OnSize(self, event): + """Handles The wx.EVT_SIZE Events For The StatusBar. + + Actually, All The Calculations Linked To HorizontalAlignment And + VerticalAlignment Are Done In This Function.""" + + for pos, item in self._items.items(): + widget, horizontalalignment, verticalalignment = item.widget, item.horizontalalignment, item.verticalalignment + + rect = self.GetFieldRect(pos) + widgetpos = widget.GetPosition() + widgetsize = widget.GetSize() + + rect = self.GetFieldRect(pos) + + if horizontalalignment == ESB_EXACT_FIT: + + if verticalalignment == ESB_EXACT_FIT: + """ 1 September 2015 Fix fit align """ + widget.SetSize((rect.width-4, rect.height-4)) + widget.SetPosition((rect.x+2, rect.y+2)) + elif verticalalignment == ESB_ALIGN_CENTER_VERTICAL: + if widgetsize[1] < rect.width - 1: + diffs = (rect.height - widgetsize[1])/2 + widget.SetSize((rect.width-2, widgetsize[1])) + widget.SetPosition((rect.x-1, rect.y+diffs)) + else: + widget.SetSize((rect.width-2, widgetsize[1])) + widget.SetPosition((rect.x-1, rect.y-1)) + elif verticalalignment == ESB_ALIGN_TOP: + widget.SetSize((rect.width-2, widgetsize[1])) + widget.SetPosition((rect.x-1, rect.y)) + elif verticalalignment == ESB_ALIGN_BOTTOM: + widget.SetSize((rect.width-2, widgetsize[1])) + widget.SetPosition((rect.x-1, rect.height-widgetsize[1])) + + elif horizontalalignment == ESB_ALIGN_LEFT: + + xpos = rect.x - 1 + if verticalalignment == ESB_EXACT_FIT: + widget.SetSize((widgetsize[0], rect.height-2)) + widget.SetPosition((xpos, rect.y-1)) + elif verticalalignment == ESB_ALIGN_CENTER_VERTICAL: + if widgetsize[1] < rect.height - 1: + diffs = (rect.height - widgetsize[1])/2 + widget.SetPosition((xpos, rect.y+diffs)) + else: + widget.SetSize((widgetsize[0], rect.height-2)) + widget.SetPosition((xpos, rect.y-1)) + elif verticalalignment == ESB_ALIGN_TOP: + widget.SetPosition((xpos, rect.y)) + elif verticalalignment == ESB_ALIGN_BOTTOM: + widget.SetPosition((xpos, rect.height-widgetsize[1])) + + elif horizontalalignment == ESB_ALIGN_RIGHT: + + xpos = rect.x + rect.width - widgetsize[0] - 1 + if verticalalignment == ESB_EXACT_FIT: + widget.SetSize((widgetsize[0], rect.height-2)) + widget.SetPosition((xpos, rect.y-1)) + elif verticalalignment == ESB_ALIGN_CENTER_VERTICAL: + if widgetsize[1] < rect.height - 1: + diffs = (rect.height - widgetsize[1])/2 + widget.SetPosition((xpos, rect.y+diffs)) + else: + widget.SetSize((widgetsize[0], rect.height-2)) + widget.SetPosition((xpos, rect.y-1)) + elif verticalalignment == ESB_ALIGN_TOP: + widget.SetPosition((xpos, rect.y)) + elif verticalalignment == ESB_ALIGN_BOTTOM: + widget.SetPosition((xpos, rect.height-widgetsize[1])) + + elif horizontalalignment == ESB_ALIGN_CENTER_HORIZONTAL: + + xpos = rect.x + (rect.width - widgetsize[0])/2 - 1 + if verticalalignment == ESB_EXACT_FIT: + widget.SetSize((widgetsize[0], rect.height)) + widget.SetPosition((xpos, rect.y)) + elif verticalalignment == ESB_ALIGN_CENTER_VERTICAL: + if widgetsize[1] < rect.height - 1: + diffs = (rect.height - widgetsize[1])/2 + widget.SetPosition((xpos, rect.y+diffs)) + else: + widget.SetSize((widgetsize[0], rect.height-1)) + widget.SetPosition((xpos, rect.y+1)) + elif verticalalignment == ESB_ALIGN_TOP: + widget.SetPosition((xpos, rect.y)) + elif verticalalignment == ESB_ALIGN_BOTTOM: + widget.SetPosition((xpos, rect.height-widgetsize[1])) + + + if event is not None: + event.Skip() + + + def AddWidget(self, widget, horizontalalignment=ESB_ALIGN_CENTER_HORIZONTAL, + verticalalignment=ESB_ALIGN_CENTER_VERTICAL, pos = -1): + """Add A Widget To The EnhancedStatusBar. + + Parameters: + + - horizontalalignment: This Can Be One Of: + a) ESB_EXACT_FIT: The Widget Will Fit Horizontally The StatusBar Field Width; + b) ESB_ALIGN_CENTER_HORIZONTAL: The Widget Will Be Centered Horizontally In + The StatusBar Field; + c) ESB_ALIGN_LEFT: The Widget Will Be Left Aligned In The StatusBar Field; + d) ESB_ALIGN_RIGHT: The Widget Will Be Right Aligned In The StatusBar Field; + + - verticalalignment: + a) ESB_EXACT_FIT: The Widget Will Fit Vertically The StatusBar Field Height; + b) ESB_ALIGN_CENTER_VERTICAL: The Widget Will Be Centered Vertically In + The StatusBar Field; + c) ESB_ALIGN_BOTTOM: The Widget Will Be Bottom Aligned In The StatusBar Field; + d) ESB_ALIGN_TOP: The Widget Will Be TOP Aligned In The StatusBar Field; + + """ + + if pos == -1: + pos = self._curPos + self._curPos += 1 + + if self.GetFieldsCount() <= pos: + raise "\nERROR: EnhancedStatusBar has a max of %d items, you tried to set item #%d" % (self.GetFieldsCount(), pos) + + if horizontalalignment not in [ESB_ALIGN_CENTER_HORIZONTAL, ESB_EXACT_FIT, + ESB_ALIGN_LEFT, ESB_ALIGN_RIGHT]: + raise '\nERROR: Parameter "horizontalalignment" Should Be One Of '\ + '"ESB_ALIGN_CENTER_HORIZONTAL", "ESB_ALIGN_LEFT", "ESB_ALIGN_RIGHT"' \ + '"ESB_EXACT_FIT"' + + if verticalalignment not in [ESB_ALIGN_CENTER_VERTICAL, ESB_EXACT_FIT, + ESB_ALIGN_TOP, ESB_ALIGN_BOTTOM]: + raise '\nERROR: Parameter "verticalalignment" Should Be One Of '\ + '"ESB_ALIGN_CENTER_VERTICAL", "ESB_ALIGN_TOP", "ESB_ALIGN_BOTTOM"' \ + '"ESB_EXACT_FIT"' + + + try: + self.RemoveChild(self._items[pos].widget) + self._items[pos].widget.Destroy() + except KeyError: pass + + self._items[pos] = EnhancedStatusBarItem(widget, pos, horizontalalignment, verticalalignment) + + wx.CallAfter(self.OnSize, None)