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Address #1366 by reusing a single preview buffer

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* Additionally set the preview buffer to be unlisted so it does not
interfere with commands like :bnext
This commit is contained in:
Nader Akoury 2016-11-11 07:53:01 -08:00
parent 4f2494e87e
commit 74951adcc7
1 changed files with 11 additions and 1 deletions
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12
python/ycm/vimsupport.py
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@ -895,6 +895,15 @@ def OpenFileInPreviewWindow( filename ):
vim.command( 'silent! pedit! ' + filename )
def GetPreviewBuffer():
""" Get the preview buffer. Create it if it does not exist. """
variable_name = 'g:ycm_preview_buffer_name'
if not VariableExists( variable_name ):
SetVariableValue( variable_name, vim.eval( 'tempname()' ) )
return GetVariableValue( variable_name )
def WriteToPreviewWindow( message ):
""" Display the supplied message in the preview window """
@ -907,7 +916,7 @@ def WriteToPreviewWindow( message ):
ClosePreviewWindow()
OpenFileInPreviewWindow( vim.eval( 'tempname()' ) )
OpenFileInPreviewWindow( GetPreviewBuffer() )
if JumpToPreviewWindow():
# We actually got to the preview window. By default the preview window can't
@ -922,6 +931,7 @@ def WriteToPreviewWindow( message ):
vim.current.buffer.options[ 'swapfile' ] = False
vim.current.buffer.options[ 'modifiable' ] = False
vim.current.buffer.options[ 'readonly' ] = True
vim.current.buffer.options[ 'buflisted' ] = False
# We need to prevent closing the window causing a warning about unsaved
# file, so we pretend to Vim that the buffer has not been changed.