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115 lines
3.2 KiB
VimL
115 lines
3.2 KiB
VimL
"CLASS: MenuItem
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"============================================================
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let s:MenuItem = {}
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let g:NERDTreeMenuItem = s:MenuItem
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"FUNCTION: MenuItem.All() {{{1
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"get all top level menu items
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function! s:MenuItem.All()
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if !exists("s:menuItems")
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let s:menuItems = []
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endif
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return s:menuItems
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endfunction
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"FUNCTION: MenuItem.AllEnabled() {{{1
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"get all top level menu items that are currently enabled
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function! s:MenuItem.AllEnabled()
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let toReturn = []
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for i in s:MenuItem.All()
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if i.enabled()
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call add(toReturn, i)
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endif
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endfor
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return toReturn
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endfunction
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"FUNCTION: MenuItem.Create(options) {{{1
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"make a new menu item and add it to the global list
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function! s:MenuItem.Create(options)
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let newMenuItem = copy(self)
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let newMenuItem.text = a:options['text']
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let newMenuItem.shortcut = a:options['shortcut']
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let newMenuItem.children = []
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let newMenuItem.isActiveCallback = -1
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if has_key(a:options, 'isActiveCallback')
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let newMenuItem.isActiveCallback = a:options['isActiveCallback']
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endif
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let newMenuItem.callback = -1
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if has_key(a:options, 'callback')
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let newMenuItem.callback = a:options['callback']
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endif
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if has_key(a:options, 'parent')
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call add(a:options['parent'].children, newMenuItem)
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else
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call add(s:MenuItem.All(), newMenuItem)
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endif
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return newMenuItem
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endfunction
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"FUNCTION: MenuItem.CreateSeparator(options) {{{1
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"make a new separator menu item and add it to the global list
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function! s:MenuItem.CreateSeparator(options)
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let standard_options = { 'text': '--------------------',
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\ 'shortcut': -1,
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\ 'callback': -1 }
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let options = extend(a:options, standard_options, "force")
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return s:MenuItem.Create(options)
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endfunction
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"FUNCTION: MenuItem.CreateSubmenu(options) {{{1
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"make a new submenu and add it to global list
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function! s:MenuItem.CreateSubmenu(options)
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let standard_options = { 'callback': -1 }
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let options = extend(a:options, standard_options, "force")
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return s:MenuItem.Create(options)
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endfunction
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"FUNCTION: MenuItem.enabled() {{{1
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"return 1 if this menu item should be displayed
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"
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"delegates off to the isActiveCallback, and defaults to 1 if no callback was
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"specified
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function! s:MenuItem.enabled()
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if self.isActiveCallback != -1
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return {self.isActiveCallback}()
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endif
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return 1
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endfunction
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"FUNCTION: MenuItem.execute() {{{1
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"perform the action behind this menu item, if this menuitem has children then
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"display a new menu for them, otherwise deletegate off to the menuitem's
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"callback
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function! s:MenuItem.execute()
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if len(self.children)
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let mc = g:NERDTreeMenuController.New(self.children)
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call mc.showMenu()
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else
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if self.callback != -1
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call {self.callback}()
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endif
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endif
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endfunction
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"FUNCTION: MenuItem.isSeparator() {{{1
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"return 1 if this menuitem is a separator
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function! s:MenuItem.isSeparator()
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return self.callback == -1 && self.children == []
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endfunction
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"FUNCTION: MenuItem.isSubmenu() {{{1
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"return 1 if this menuitem is a submenu
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function! s:MenuItem.isSubmenu()
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return self.callback == -1 && !empty(self.children)
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endfunction
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" vim: set sw=4 sts=4 et fdm=marker:
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