let pos = screenpos(v:beval_winnr, v:beval_lnum, v:beval_col)
call popup_create({what}, {
\ 'pos': 'botleft',
- \ 'line': pos.lnum - 1,
+ \ 'line': pos.row - 1,
\ 'col': pos.col,
\ 'mousemoved': 'WORD',
\ })
set ballooneval balloonevalterm
set balloonexpr=BalloonExpr()
let s:winid = 0
+ let s:last_text = ''
func BalloonExpr()
- if s:winid
+ if s:winid && popup_getpos(s:winid) != {}
+ " previous popup window still shows
+ if v:beval_text == s:last_text
+ " Still the same text, keep the existing popup
+ return ''
+ endif
call popup_close(s:winid)
- let s:winid = 0
endif
- let s:winid = popup_beval([bufname(v:beval_bufnr), v:beval_text], {})
+ let s:winid = popup_beval(v:beval_text, {'mousemoved': 'word'})
+ let s:last_text = v:beval_text
return ''
endfunc
<
If the text has to be obtained asynchronously return an empty string from the
expression function and call popup_beval() once the text is available. In
-this example similated with a timer callback: >
+this example simulated with a timer callback: >
set ballooneval balloonevalterm
set balloonexpr=BalloonExpr()
let s:winid = 0
+ let s:balloonText = ''
func BalloonExpr()
- if s:winid
+ if s:winid && popup_getpos(s:winid) != {}
+ " previous popup window still shows
+ if v:beval_text == s:balloonText
+ " Still the same text, keep the existing popup
+ return ''
+ endif
call popup_close(s:winid)
let s:winid = 0
endif
" simulate an asynchronous loopup for the text to display
- let s:balloonFile = bufname(v:beval_bufnr)
- let s:balloonWord = v:beval_text
+ let s:balloonText = v:beval_text
call timer_start(100, 'ShowPopup')
return ''
endfunc
func ShowPopup(id)
- let s:winid = popup_beval([s:balloonFile, s:balloonWord], {})
+ let s:winid = popup_beval(s:balloonText, {'mousemoved': 'word'})
endfunc
<
static void
set_mousemoved_columns(win_T *wp, int flags)
{
+ win_T *textwp;
char_u *text;
int col;
+ pos_T pos;
+ colnr_T mcol;
if (find_word_under_cursor(mouse_row, mouse_col, TRUE, flags,
- NULL, NULL, &text, NULL, &col) == OK)
+ &textwp, &pos.lnum, &text, NULL, &col) == OK)
{
- wp->w_popup_mouse_mincol = col;
- wp->w_popup_mouse_maxcol = col + STRLEN(text) - 1;
+ // convert text column to mouse column
+ pos.col = col;
+ pos.coladd = 0;
+ getvcol(textwp, &pos, &mcol, NULL, NULL);
+ wp->w_popup_mouse_mincol = mcol;
+
+ pos.col = col + STRLEN(text) - 1;
+ getvcol(textwp, &pos, NULL, NULL, &mcol);
+ wp->w_popup_mouse_maxcol = mcol;
vim_free(text);
}
}