configurable

Signed-off-by: shenwenjie <shenwenjie@sensetime.com>

autoload/omni/cpp/maycomplete.vim

@@ -0,0 +1,82 @@
+" Description: Omni completion script for cpp files
+" Maintainer:  Vissale NEANG
+" Last Change: 26 sept. 2007
+
+" Check if we can use omni completion in the current buffer
+function! s:CanUseOmnicompletion()
+    " For C and C++ files and only if the omnifunc is omni#cpp#complete#Main
+    return (index(['c', 'cpp'], &filetype)>=0 && &omnifunc == 'omni#cpp#complete#Main' && !omni#cpp#utils#IsCursorInCommentOrString())
+endfunc
+
+" Return the mapping of omni completion
+function! omni#cpp#maycomplete#Complete()
+    let szOmniMapping = "\<C-X>\<C-O>"
+
+    "   0 = don't select first item
+    "   1 = select first item (inserting it to the text, default vim behaviour)
+    "   2 = select first item (without inserting it to the text)
+    if g:OmniCpp_SelectFirstItem == 0
+        " We have to force the menuone option to avoid confusion when there is
+        " only one popup item
+        set completeopt-=menu
+        set completeopt+=menuone
+        let szOmniMapping .= "\<C-P>"
+    elseif g:OmniCpp_SelectFirstItem == 2
+        " We have to force the menuone option to avoid confusion when there is
+        " only one popup item
+        set completeopt-=menu
+        set completeopt+=menuone
+        let szOmniMapping .= "\<C-P>"
+        let szOmniMapping .= "\<C-R>=pumvisible() ? \"\\<down>\" : \"\"\<cr>"
+    endif
+    return szOmniMapping
+endfunc
+
+" May complete function for dot
+function! omni#cpp#maycomplete#Dot()
+    if s:CanUseOmnicompletion() && g:OmniCpp_MayCompleteDot
+        let g:omni#cpp#items#data = omni#cpp#items#Get(omni#cpp#utils#TokenizeCurrentInstruction('.'))
+        if len(g:omni#cpp#items#data)
+            let s:bMayComplete = 1
+            return '.' . omni#cpp#maycomplete#Complete()
+        endif
+    endif
+    return '.'
+endfunc
+" May complete function for arrow
+function! omni#cpp#maycomplete#Arrow()
+    if s:CanUseOmnicompletion() && g:OmniCpp_MayCompleteArrow
+        let index = col('.') - 2
+        if index >= 0
+            let char = getline('.')[index]
+            if char == '-'
+                let g:omni#cpp#items#data = omni#cpp#items#Get(omni#cpp#utils#TokenizeCurrentInstruction('>'))
+                if len(g:omni#cpp#items#data)
+                    let s:bMayComplete = 1
+                    return '>' . omni#cpp#maycomplete#Complete()
+                endif
+            endif
+        endif
+    endif
+    return '>'
+endfunc
+
+" May complete function for double points
+function! omni#cpp#maycomplete#Scope()
+    if s:CanUseOmnicompletion() && g:OmniCpp_MayCompleteScope
+        let index = col('.') - 2
+        if index >= 0
+            let char = getline('.')[index]
+            if char == ':'
+                let g:omni#cpp#items#data = omni#cpp#items#Get(omni#cpp#utils#TokenizeCurrentInstruction(':'))
+                if len(g:omni#cpp#items#data)
+                    if len(g:omni#cpp#items#data[-1].tokens) && g:omni#cpp#items#data[-1].tokens[-1].value != '::'
+                        let s:bMayComplete = 1
+                        return ':' . omni#cpp#maycomplete#Complete()
+                    endif
+                endif
+            endif
+        endif
+    endif
+    return ':'
+endfunc