def __init__(self, parent, graph, resourceObservable, label="Editing:"):
"""
getResource is called to get the URI of the currently
"""
self.graph = graph
self.frame = tk.Frame(parent, relief='raised', border=2)
self.frame.pack(side='top')
tk.Label(self.frame, text=label).pack(side='left')
self.currentLinkFrame = tk.Frame(self.frame)
self.currentLinkFrame.pack(side='left')
self.subIcon = tk.Label(self.currentLinkFrame, text="...",
borderwidth=2, relief='raised',
padx=10, pady=10)
self.subIcon.pack()
self.resourceObservable = resourceObservable
resourceObservable.subscribe(self.uriChanged)
# when the value is local, this should stop being a drag source
dragSourceRegister(self.subIcon, 'copy', 'text/uri-list',
self.resourceObservable)
def onEv(ev):
self.resourceObservable(URIRef(ev.data))
return "link"
self.onEv = onEv
b=tk.Button(self.frame, text="Unlink", command=self.switchToLocalSub)
b.pack(side='left')
# it would be nice if I didn't receive my own drags here, and
# if the hover display wasn't per widget
for target in ([self.frame, self.currentLinkFrame] +
self.frame.winfo_children() +
self.currentLinkFrame.winfo_children()):
dropTargetRegister(target, typeList=["*"], onDrop=onEv,
hoverStyle=dict(background="#555500"))
def onDrop(ev):
print "onDrop", ev
def enter(ev):
print "enter", ev
def leave(ev):
print "leave", ev
dropTargetRegister(
label, onDrop=onDrop, onDropEnter=enter, onDropLeave=leave, hoverStyle=dict(background="yellow", relief="groove")
)
dropTargetRegister(
labelInner,
onDrop=onDrop,
onDropEnter=enter,
onDropLeave=leave,
hoverStyle=dict(background="yellow", relief="groove"),
)
def prn():
print "cont", root.winfo_containing(201, 151)