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1 | let s:default_modes = ['n', 'N', 'v', 'i', 'r', 's'] | |
2 | ||
3 | function! s:CheckConditions(params) " {{{ | |
4 | " Check conditions for a segment/group | |
5 | " Integer parameters are always conditions | |
6 | for param in a:params | |
7 | if type(param) == type(0) && param == 0 | |
8 | " Break here if it's an integer parameter and it's false (0) | |
9 | return 0 | |
10 | endif | |
11 | unlet! param | |
12 | endfor | |
13 | ||
14 | return 1 | |
15 | endfunction " }}} | |
16 | function! Pl#Segment#Create(name, ...) " {{{ | |
17 | " Check condition parameters | |
18 | if ! s:CheckConditions(a:000) | |
19 | return {} | |
20 | endif | |
21 | ||
22 | let name = a:name | |
23 | let modes = s:default_modes | |
24 | let segments = [] | |
25 | ||
26 | for param in a:000 | |
27 | " Lookup modes for this segment/group | |
28 | if type(param) == type([]) && param[0] == 'modes' | |
29 | let modes = param[1] | |
30 | elseif type(a:1) == type([]) && a:1[0] == 'segment' | |
31 | call add(segments, param[1]) | |
32 | endif | |
33 | ||
34 | unlet! param | |
35 | endfor | |
36 | ||
37 | if type(a:1) == type([]) && a:1[0] == 'segment' | |
38 | " This is a segment group | |
39 | return ['segment_group', { | |
40 | \ 'type': 'segment_group' | |
41 | \ , 'name': name | |
42 | \ , 'segments': segments | |
43 | \ , 'modes': modes | |
44 | \ }] | |
45 | else | |
46 | " This is a single segment | |
47 | let text = a:1 | |
48 | ||
49 | " Search/replace symbols | |
50 | for [key, symbol] in items(g:Pl#Parser#Symbols[g:Powerline_symbols].symbols) | |
51 | let text = substitute( | |
52 | \ text, | |
53 | \ '\v\$('. key .')', | |
54 | \ '\=Pl#Parser#ParseChars(g:Pl#Parser#Symbols[g:Powerline_symbols].symbols[submatch(1)])', | |
55 | \ 'g') | |
56 | endfor | |
57 | ||
58 | return ['segment', { | |
59 | \ 'type': 'segment' | |
60 | \ , 'name': name | |
61 | \ , 'text': text | |
62 | \ , 'modes': modes | |
63 | \ }] | |
64 | endif | |
65 | ||
66 | endfunction " }}} | |
67 | function! Pl#Segment#Init(...) " {{{ | |
68 | " Check condition parameters | |
69 | if ! s:CheckConditions(a:000) | |
70 | return {} | |
71 | endif | |
72 | ||
73 | let segments = {} | |
74 | let ns = '' | |
75 | ||
76 | for param in a:000 | |
77 | if type(param) == type('') | |
78 | " String parameters is the namespace | |
79 | let ns = param | |
80 | elseif type(param) == type([]) | |
81 | " The data dict is in param[1] | |
82 | " By default we don't have a namespace for the segment | |
83 | let segment = param[1] | |
84 | ||
85 | if ! empty(ns) | |
86 | " Update segment so that it includes the namespace | |
87 | " Add the namespace to the segment dict key | |
88 | let segment.ns = ns | |
89 | let segment.name = join([segment.ns, segment.name], ':') | |
90 | endif | |
91 | ||
92 | let key = segment.name | |
93 | ||
94 | let segments[key] = segment | |
95 | endif | |
96 | ||
97 | unlet! param | |
98 | endfor | |
99 | ||
100 | return segments | |
101 | endfunction " }}} | |
102 | function! Pl#Segment#Modes(modes) " {{{ | |
103 | " Handle modes for both segments and groups | |
104 | let modes = split(a:modes, '\zs') | |
105 | ||
106 | if modes[0] == '!' | |
107 | " Filter modes (e.g. "!nr" will ignore the segment in normal and replace modes) | |
108 | let modes = filter(deepcopy(s:default_modes), 'v:val !~# "['. join(modes[1:]) .']"') | |
109 | endif | |
110 | ||
111 | return ['modes', modes] | |
112 | endfunction " }}} | |
113 | function! Pl#Segment#Split(...) " {{{ | |
114 | return a:0 ? a:1 .':SPLIT' : 'SPLIT' | |
115 | endfunction " }}} | |
116 | function! Pl#Segment#Truncate() " {{{ | |
117 | return 'TRUNCATE' | |
118 | endfunction " }}} | |
119 | function! Pl#Segment#Get(name) " {{{ | |
120 | " Return a segment data dict | |
121 | let args = [] | |
122 | ||
123 | " Check for printf segments (lists) | |
124 | if type(a:name) == type([]) | |
125 | " We're dealing with a segment with printf arguments | |
126 | let seg_orig_name = a:name[0] | |
127 | let args = a:name[1:] | |
128 | else | |
129 | let seg_orig_name = a:name | |
130 | endif | |
131 | ||
132 | " Fetch namespace and variants for storing in the segment dict | |
133 | let seg_ns = '' | |
134 | let seg_variants = [] | |
135 | ||
136 | " Retrieve color scheme variants | |
137 | let seg_name_split = split(seg_orig_name, '\v\.') | |
138 | if len(seg_name_split) > 1 | |
139 | let seg_variants = seg_name_split[1:] | |
140 | endif | |
141 | ||
142 | " Retrieve segment name and namespace | |
143 | " Use the first piece of the split string, we can't have variants in the final segment name | |
144 | let seg_name_split = split(seg_name_split[0], '\v:') | |
145 | let seg_name = seg_name_split[0] | |
146 | ||
147 | if len(seg_name_split) > 1 | |
148 | let seg_ns = seg_name_split[0] | |
149 | let seg_name = seg_name_split[-1] | |
150 | endif | |
151 | ||
152 | try | |
153 | " If we have a namespace, try to use the namespaced segment first (i.e. search for the segment in the namespaced file first) | |
154 | let return_segment = deepcopy(g:Powerline#Segments#{seg_ns}#segments[seg_ns .':'. seg_name]) | |
155 | catch | |
156 | try | |
157 | " We didn't find a namespaced segment, fall back to common segments | |
158 | let return_segment = deepcopy(g:Powerline#Segments#segments[seg_name]) | |
159 | catch | |
160 | " Didn't find the segment among the common segments either, just skip it | |
161 | return {} | |
162 | endtry | |
163 | endtry | |
164 | ||
165 | if len(args) && has_key(return_segment, 'text') | |
166 | " Handle segment printf arguments | |
167 | " printf doesn't accept lists as its second argument, so we have to work around that | |
168 | let return_segment.text = call('printf', [ return_segment.text ] + args) | |
169 | endif | |
170 | ||
171 | " Assign namespace, name and variants | |
172 | let return_segment.ns = seg_ns | |
173 | let return_segment.name = seg_name | |
174 | let return_segment.orig_name = seg_orig_name | |
175 | let return_segment.variants = seg_variants | |
176 | ||
177 | return return_segment | |
178 | endfunction " }}} |