Show More
@@ -1,104 +1,121 b'' | |||||
1 |
|
1 | |||
2 | # obj-c boilerplate from appnope, used under BSD 2-clause |
|
2 | # obj-c boilerplate from appnope, used under BSD 2-clause | |
3 |
|
3 | |||
4 | import ctypes |
|
4 | import ctypes | |
5 | import ctypes.util |
|
5 | import ctypes.util | |
6 |
|
6 | |||
7 | objc = ctypes.cdll.LoadLibrary(ctypes.util.find_library('objc')) |
|
7 | objc = ctypes.cdll.LoadLibrary(ctypes.util.find_library('objc')) | |
8 | CoreFoundation = ctypes.cdll.LoadLibrary(ctypes.util.find_library('CoreFoundation')) |
|
8 | CoreFoundation = ctypes.cdll.LoadLibrary(ctypes.util.find_library('CoreFoundation')) | |
9 | # Cocoa = ctypes.cdll.LoadLibrary(ctypes.util.find_library('Cocoa')) |
|
|||
10 |
|
9 | |||
11 | void_p = ctypes.c_void_p |
|
10 | void_p = ctypes.c_void_p | |
12 |
|
11 | |||
13 | objc.objc_getClass.restype = void_p |
|
12 | objc.objc_getClass.restype = void_p | |
14 | objc.sel_registerName.restype = void_p |
|
13 | objc.sel_registerName.restype = void_p | |
15 | objc.objc_msgSend.restype = void_p |
|
14 | objc.objc_msgSend.restype = void_p | |
16 | objc.objc_msgSend.argtypes = [void_p, void_p] |
|
15 | objc.objc_msgSend.argtypes = [void_p, void_p] | |
17 |
|
16 | |||
18 | msg = objc.objc_msgSend |
|
17 | msg = objc.objc_msgSend | |
19 |
|
18 | |||
20 | def _utf8(s): |
|
19 | def _utf8(s): | |
21 | """ensure utf8 bytes""" |
|
20 | """ensure utf8 bytes""" | |
22 | if not isinstance(s, bytes): |
|
21 | if not isinstance(s, bytes): | |
23 | s = s.encode('utf8') |
|
22 | s = s.encode('utf8') | |
24 | return s |
|
23 | return s | |
25 |
|
24 | |||
26 | def n(name): |
|
25 | def n(name): | |
27 | """create a selector name (for methods)""" |
|
26 | """create a selector name (for ObjC methods)""" | |
28 | return objc.sel_registerName(_utf8(name)) |
|
27 | return objc.sel_registerName(_utf8(name)) | |
29 |
|
28 | |||
30 | def C(classname): |
|
29 | def C(classname): | |
31 | """get an ObjC Class by name""" |
|
30 | """get an ObjC Class by name""" | |
32 | return objc.objc_getClass(_utf8(classname)) |
|
31 | return objc.objc_getClass(_utf8(classname)) | |
33 |
|
32 | |||
34 | # CoreFoundation calls we will use: |
|
33 | # CoreFoundation calls we will use: | |
35 | CFFileDescriptorCreate = CoreFoundation.CFFileDescriptorCreate |
|
34 | CFFileDescriptorCreate = CoreFoundation.CFFileDescriptorCreate | |
36 | CFFileDescriptorCreate.restype = void_p |
|
35 | CFFileDescriptorCreate.restype = void_p | |
37 | CFFileDescriptorCreate.argtypes = [void_p, ctypes.c_int, ctypes.c_bool, void_p] |
|
36 | CFFileDescriptorCreate.argtypes = [void_p, ctypes.c_int, ctypes.c_bool, void_p] | |
38 |
|
37 | |||
39 | CFFileDescriptorGetNativeDescriptor = CoreFoundation.CFFileDescriptorGetNativeDescriptor |
|
38 | CFFileDescriptorGetNativeDescriptor = CoreFoundation.CFFileDescriptorGetNativeDescriptor | |
40 | CFFileDescriptorGetNativeDescriptor.restype = ctypes.c_int |
|
39 | CFFileDescriptorGetNativeDescriptor.restype = ctypes.c_int | |
41 | CFFileDescriptorGetNativeDescriptor.argtypes = [void_p] |
|
40 | CFFileDescriptorGetNativeDescriptor.argtypes = [void_p] | |
42 |
|
41 | |||
43 | CFFileDescriptorEnableCallBacks = CoreFoundation.CFFileDescriptorEnableCallBacks |
|
42 | CFFileDescriptorEnableCallBacks = CoreFoundation.CFFileDescriptorEnableCallBacks | |
44 | CFFileDescriptorEnableCallBacks.restype = None |
|
43 | CFFileDescriptorEnableCallBacks.restype = None | |
45 | CFFileDescriptorEnableCallBacks.argtypes = [void_p, ctypes.c_ulong] |
|
44 | CFFileDescriptorEnableCallBacks.argtypes = [void_p, ctypes.c_ulong] | |
46 |
|
45 | |||
47 | CFFileDescriptorCreateRunLoopSource = CoreFoundation.CFFileDescriptorCreateRunLoopSource |
|
46 | CFFileDescriptorCreateRunLoopSource = CoreFoundation.CFFileDescriptorCreateRunLoopSource | |
48 | CFFileDescriptorCreateRunLoopSource.restype = void_p |
|
47 | CFFileDescriptorCreateRunLoopSource.restype = void_p | |
49 | CFFileDescriptorCreateRunLoopSource.argtypes = [void_p, void_p, void_p] |
|
48 | CFFileDescriptorCreateRunLoopSource.argtypes = [void_p, void_p, void_p] | |
50 |
|
49 | |||
51 | CFRunLoopGetCurrent = CoreFoundation.CFRunLoopGetCurrent |
|
50 | CFRunLoopGetCurrent = CoreFoundation.CFRunLoopGetCurrent | |
52 | CFRunLoopGetCurrent.restype = void_p |
|
51 | CFRunLoopGetCurrent.restype = void_p | |
53 |
|
52 | |||
54 | CFRunLoopAddSource = CoreFoundation.CFRunLoopAddSource |
|
53 | CFRunLoopAddSource = CoreFoundation.CFRunLoopAddSource | |
55 | CFRunLoopAddSource.restype = None |
|
54 | CFRunLoopAddSource.restype = None | |
56 | CFRunLoopAddSource.argtypes = [void_p, void_p, void_p] |
|
55 | CFRunLoopAddSource.argtypes = [void_p, void_p, void_p] | |
57 |
|
56 | |||
58 | CFRelease = CoreFoundation.CFRelease |
|
57 | CFRelease = CoreFoundation.CFRelease | |
59 | CFRelease.restype = None |
|
58 | CFRelease.restype = None | |
60 | CFRelease.argtypes = [void_p] |
|
59 | CFRelease.argtypes = [void_p] | |
61 |
|
60 | |||
62 | CFFileDescriptorInvalidate = CoreFoundation.CFFileDescriptorInvalidate |
|
61 | CFFileDescriptorInvalidate = CoreFoundation.CFFileDescriptorInvalidate | |
63 | CFFileDescriptorInvalidate.restype = None |
|
62 | CFFileDescriptorInvalidate.restype = None | |
64 | CFFileDescriptorInvalidate.argtypes = [void_p] |
|
63 | CFFileDescriptorInvalidate.argtypes = [void_p] | |
65 |
|
64 | |||
66 |
|
||||
67 | # From CFFileDescriptor.h |
|
65 | # From CFFileDescriptor.h | |
68 | kCFFileDescriptorReadCallBack = 1 |
|
66 | kCFFileDescriptorReadCallBack = 1 | |
69 | kCFRunLoopCommonModes = void_p.in_dll(CoreFoundation, 'kCFRunLoopCommonModes') |
|
67 | kCFRunLoopCommonModes = void_p.in_dll(CoreFoundation, 'kCFRunLoopCommonModes') | |
70 |
|
68 | |||
71 | def _NSApp(): |
|
69 | def _NSApp(): | |
72 | """Return the global NSApplication instance (NSApp)""" |
|
70 | """Return the global NSApplication instance (NSApp)""" | |
73 | return msg(C('NSApplication'), n('sharedApplication')) |
|
71 | return msg(C('NSApplication'), n('sharedApplication')) | |
74 |
|
72 | |||
|
73 | def _wake(NSApp): | |||
|
74 | """Wake the Application""" | |||
|
75 | event = msg(C('NSEvent'), | |||
|
76 | n('otherEventWithType:location:modifierFlags:' | |||
|
77 | 'timestamp:windowNumber:context:subtype:data1:data2:'), | |||
|
78 | 15, # Type | |||
|
79 | 0, # location | |||
|
80 | 0, # flags | |||
|
81 | 0, # timestamp | |||
|
82 | 0, # window | |||
|
83 | None, # context | |||
|
84 | 0, # subtype | |||
|
85 | 0, # data1 | |||
|
86 | 0, # data2 | |||
|
87 | ) | |||
|
88 | msg(NSApp, n('postEvent:atStart:'), void_p(event), True) | |||
|
89 | ||||
75 | def _input_callback(fdref, flags, info): |
|
90 | def _input_callback(fdref, flags, info): | |
76 | """Callback to fire when there's input to be read""" |
|
91 | """Callback to fire when there's input to be read""" | |
77 | CFFileDescriptorInvalidate(fdref) |
|
92 | CFFileDescriptorInvalidate(fdref) | |
78 | CFRelease(fdref) |
|
93 | CFRelease(fdref) | |
79 | NSApp = _NSApp() |
|
94 | NSApp = _NSApp() | |
80 | msg(NSApp, n('stop:'), NSApp) |
|
95 | msg(NSApp, n('stop:'), NSApp) | |
|
96 | _wake(NSApp) | |||
81 |
|
97 | |||
82 | _c_callback_func_type = ctypes.CFUNCTYPE(None, void_p, void_p, void_p) |
|
98 | _c_callback_func_type = ctypes.CFUNCTYPE(None, void_p, void_p, void_p) | |
83 | _c_callback = _c_callback_func_type(_input_callback) |
|
99 | _c_input_callback = _c_callback_func_type(_input_callback) | |
84 |
|
100 | |||
85 | def _stop_on_read(fd): |
|
101 | def _stop_on_read(fd): | |
86 | """Register callback to stop eventloop when there's data on fd""" |
|
102 | """Register callback to stop eventloop when there's data on fd""" | |
87 | fdref = CFFileDescriptorCreate(None, fd, False, _c_callback, None) |
|
103 | fdref = CFFileDescriptorCreate(None, fd, False, _c_input_callback, None) | |
88 | CFFileDescriptorEnableCallBacks(fdref, kCFFileDescriptorReadCallBack) |
|
104 | CFFileDescriptorEnableCallBacks(fdref, kCFFileDescriptorReadCallBack) | |
89 | source = CFFileDescriptorCreateRunLoopSource(None, fdref, 0) |
|
105 | source = CFFileDescriptorCreateRunLoopSource(None, fdref, 0) | |
90 | loop = CFRunLoopGetCurrent() |
|
106 | loop = CFRunLoopGetCurrent() | |
91 | CFRunLoopAddSource(loop, source, kCFRunLoopCommonModes) |
|
107 | CFRunLoopAddSource(loop, source, kCFRunLoopCommonModes) | |
92 | CFRelease(source) |
|
108 | CFRelease(source) | |
93 |
|
109 | |||
94 | def inputhook(context): |
|
110 | def inputhook(context): | |
95 | """Inputhook for Cocoa (NSApp)""" |
|
111 | """Inputhook for Cocoa (NSApp)""" | |
96 | NSApp = _NSApp() |
|
112 | NSApp = _NSApp() | |
97 | window_count = msg( |
|
113 | window_count = msg( | |
98 | msg(NSApp, n('windows')), |
|
114 | msg(NSApp, n('windows')), | |
99 | n('count') |
|
115 | n('count') | |
100 | ) |
|
116 | ) | |
101 | if not window_count: |
|
117 | if not window_count: | |
102 | return |
|
118 | return | |
103 | _stop_on_read(context.fileno()) |
|
119 | _stop_on_read(context.fileno()) | |
104 | msg(NSApp, n('run')) |
|
120 | msg(NSApp, n('run')) | |
|
121 |
General Comments 0
You need to be logged in to leave comments.
Login now