236 		self.sample = Canvas(self, width=24, height=24,
529 	def __init__(self, event, canvas):  argument
538 		self.canvas = canvas
541 		event.displayref(canvas)
548 			self.event.displayunref(self.canvas)
591 		self.event.displayunref(self.canvas)
594 		self.event.displayref(self.canvas)
598 		EventView(self.event, self.canvas)
658 	def mouseenter(self, canvas):  argument
659 		self.displayref(canvas)
662 	def mouseexit(self, canvas):  argument
663 		self.displayunref(canvas)
666 	def mousepress(self, canvas):  argument
667 		EventView(self, canvas)
669 	def draw(self, canvas, xpos, ypos, item):  argument
672 			canvas.items[item] = self
674 	def move(self, canvas, x, y):  argument
677 		canvas.move(self.item, x, y);
691 	def displayref(self, canvas):  argument
693 			canvas.itemconfigure(self.item, width=2)
696 	def displayunref(self, canvas):  argument
699 			canvas.itemconfigure(self.item, width=0)
700 			canvas.tag_raise("point", "state")
715 	def draw(self, canvas, xpos, ypos):  argument
717 		l = canvas.create_oval(xpos - XY_POINT, ypos,
721 		Event.draw(self, canvas, xpos, ypos, l)
730 	def draw(self, canvas, xpos, ypos):  argument
742 		delta = duration / canvas.ratio
743 		l = canvas.create_rectangle(xpos, ypos,
746 		Event.draw(self, canvas, xpos, ypos, l)
757 	def draw(self, canvas, xpos, ypos):  argument
770 		delta = duration / canvas.ratio
772 		l = canvas.create_rectangle(xpos, ypos - yhight,
775 		Event.draw(self, canvas, xpos, ypos, l)
786 	def draw(self, canvas, xpos, ypos):  argument
791 		delta = duration / canvas.ratio
792 		Event.draw(self, canvas, xpos, ypos, None)
831 	def draw(self, canvas, ypos):  argument
839 				self.drawcpu(canvas, cpu, cpux, xpos, ypos)
842 			xpos = event.draw(canvas, xpos, ypos)
843 		self.drawcpu(canvas, cpu, cpux, xpos, ypos)
845 	def drawname(self, canvas, ypos):  argument
848 		self.item = canvas.create_text(X_BORDER, ypos, anchor="w",
852 	def drawcpu(self, canvas, cpu, fromx, tox, ypos):  argument
856 		l = canvas.create_rectangle(fromx,
857 		    ypos - self.ysize() - canvas.bdheight,
858 		    tox, ypos + canvas.bdheight, fill=color, width=0,
862 	def move(self, canvas, xpos, ypos):  argument
863 		canvas.move(self.tag, xpos, ypos)
865 	def movename(self, canvas, xpos, ypos):  argument
867 		canvas.move(self.item, xpos, ypos)
1117 class SchedNames(Canvas):
1125 		Canvas.__init__(self, master, width=120,
1164 class SchedDisplay(Canvas):
1171 		Canvas.__init__(self, master, width=800, height=500, bg='grey',
1479 	# expensive due to python's canvas.move().
1517 	# expensive due to python's canvas.move().