util to show popup for vim8 and neovim

if you like my work, check here for a list of my vim plugins, or buy me a coffee

• vim
  • exists('*popup_create')
• neovim
  • exists('*nvim_open_win')
  • 0.7.0 or above, see this
    • you may let g:ZFPopup_nvim_enableOnOldVer=1 to bypass the check, but may cause E5601: Cannot close window, only floating window would remain

use Vundle or any other plugin manager you like to install

Plugin 'ZSaberLv0/ZFVimPopup'
Plugin 'ZSaberLv0/ZFVimJob' " optional, recommeded to combine with this job utility

if ZFPopupAvailable()
    let popupId = ZFPopupCreate({
            \   'pos' : 'cursor|right|bottom',
            \ })
    call ZFPopupContent(popupId, ['line1', 'line2'])
    call ZFPopupClose(popupId)
endif

• ZFPopupAvailable()

• ZFPopupCreate([config])

  return popupId if success, or -1 if failed

  config: (default config can be configured by g:ZFPopup_defaultConfig)

  • pos : left/right/top/bottom/cursor, can combine as 'cursor|left|top', element order doesn't matter, default is right|bottom
  • width / height
    • [1, 9999) : use fixed size
    • (0.0, 1.0) : use size relative to screen size
    • others : use 1.0/4 and 5
  • x / y : offset according to pos
  • wrap : 0 or 1, whether :h wrap in popup window, default is 1

• ZFPopupClose(popupId)

• ZFPopupShow(popupId)

• ZFPopupHide(popupId)

• ZFPopupContent(popupId [, content])

  • when content not specified, return current content (as List of strings)
  • when content specified, set the entire content of popup buffer

• ZFPopupConfig(popupId [, config])

  • when config not specified, return popup's config
  • when config specified, change and update popup's config

• ZFPopupFrame(popupId) : return popup's window frame, as {'x':0,'y':0,'width':0,'height':0}

• ZFPopupBufnr(popupId) : return popup's bufnr()

• ZFPopupList() : return a List of popupId