1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
|
#
# tkextlib/tkDND/tkdnd.rb
# by Hidetoshi NAGAI (nagai@ai.kyutech.ac.jp)
#
require 'tk'
# call setup script for general 'tkextlib' libraries
require 'tkextlib/setup.rb'
# call setup script
require 'tkextlib/tkDND/setup.rb'
TkPackage.require('tkdnd')
module Tk
module TkDND
def self.package_version
begin
TkPackage.require('tkdnd')
rescue
''
end
end
class DND_Subst < TkUtil::CallbackSubst
KEY_TBL = [
[ ?a, ?l, :actions ],
[ ?A, ?s, :action ],
[ ?b, ?L, :codes ],
[ ?c, ?s, :code ],
[ ?d, ?l, :descriptions ],
[ ?D, ?l, :data ],
[ ?L, ?l, :source_types ],
[ ?m, ?l, :modifiers ],
[ ?t, ?l, :types ],
[ ?T, ?s, :type ],
[ ?W, ?w, :widget ],
[ ?x, ?n, :x ],
[ ?X, ?n, :x_root ],
[ ?y, ?n, :y ],
[ ?Y, ?n, :y_root ],
nil
]
PROC_TBL = [
[ ?n, TkComm.method(:num_or_str) ],
[ ?s, TkComm.method(:string) ],
[ ?l, TkComm.method(:list) ],
[ ?L, TkComm.method(:simplelist) ],
[ ?w, TkComm.method(:window) ],
nil
]
# setup tables
_setup_subst_table(KEY_TBL, PROC_TBL);
end
module DND
def self.version
begin
TkPackage.require('tkdnd')
rescue
''
end
end
def dnd_bindtarget_info(type=nil, event=nil)
if event
procedure(tk_call('dnd', 'bindtarget', @path, type, event))
elsif type
procedure(tk_call('dnd', 'bindtarget', @path, type))
else
simplelist(tk_call('dnd', 'bindtarget', @path))
end
end
#def dnd_bindtarget(type, event, cmd=Proc.new, prior=50, *args)
# event = tk_event_sequence(event)
# if prior.kind_of?(Numeric)
# tk_call('dnd', 'bindtarget', @path, type, event,
# install_bind_for_event_class(DND_Subst, cmd, *args),
# prior)
# else
# tk_call('dnd', 'bindtarget', @path, type, event,
# install_bind_for_event_class(DND_Subst, cmd, prior, *args))
# end
# self
#end
def dnd_bindtarget(type, event, *args)
if args[0].kind_of?(Proc) || args[0].kind_of?(Method)
cmd = args.shift
else
cmd = Proc.new
end
prior = 50
prior = args.shift unless args.empty?
event = tk_event_sequence(event)
if prior.kind_of?(Numeric)
tk_call('dnd', 'bindtarget', @path, type, event,
install_bind_for_event_class(DND_Subst, cmd, *args),
prior)
else
tk_call('dnd', 'bindtarget', @path, type, event,
install_bind_for_event_class(DND_Subst, cmd, prior, *args))
end
self
end
def dnd_cleartarget
tk_call('dnd', 'cleartarget', @path)
self
end
def dnd_bindsource_info(type=nil)
if type
procedure(tk_call('dnd', 'bindsource', @path, type))
else
simplelist(tk_call('dnd', 'bindsource', @path))
end
end
#def dnd_bindsource(type, cmd=Proc.new, prior=None)
# tk_call('dnd', 'bindsource', @path, type, cmd, prior)
# self
#end
def dnd_bindsource(type, *args)
if args[0].kind_of?(Proc) || args[0].kind_of?(Method)
cmd = args.shift
else
cmd = Proc.new
end
args = [None] if args.empty
tk_call('dnd', 'bindsource', @path, type, cmd, *args)
self
end
def dnd_clearsource()
tk_call('dnd', 'clearsource', @path)
self
end
def dnd_drag(keys=nil)
tk_call('dnd', 'drag', @path, *hash_kv(keys))
self
end
end
end
end
class TkWindow
include Tk::TkDND::DND
end
|