diff options
Diffstat (limited to 'src/nvim/mouse.c')
| -rw-r--r-- | src/nvim/mouse.c | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/src/nvim/mouse.c b/src/nvim/mouse.c index 386094e509..6b27ce9d7b 100644 --- a/src/nvim/mouse.c +++ b/src/nvim/mouse.c @@ -10,7 +10,6 @@ #include "nvim/diff.h" #include "nvim/fold.h" #include "nvim/memline.h" -#include "nvim/misc1.h" #include "nvim/mouse.h" #include "nvim/move.h" #include "nvim/os_unix.h" @@ -31,6 +30,32 @@ static linenr_T orig_topline = 0; static int orig_topfill = 0; +/// Return true if "c" is a mouse key. +bool is_mouse_key(int c) +{ + return c == K_LEFTMOUSE + || c == K_LEFTMOUSE_NM + || c == K_LEFTDRAG + || c == K_LEFTRELEASE + || c == K_LEFTRELEASE_NM + || c == K_MOUSEMOVE + || c == K_MIDDLEMOUSE + || c == K_MIDDLEDRAG + || c == K_MIDDLERELEASE + || c == K_RIGHTMOUSE + || c == K_RIGHTDRAG + || c == K_RIGHTRELEASE + || c == K_MOUSEDOWN + || c == K_MOUSEUP + || c == K_MOUSELEFT + || c == K_MOUSERIGHT + || c == K_X1MOUSE + || c == K_X1DRAG + || c == K_X1RELEASE + || c == K_X2MOUSE + || c == K_X2DRAG + || c == K_X2RELEASE; +} /// Move the cursor to the specified row and column on the screen. /// Change current window if necessary. Returns an integer with the /// CURSOR_MOVED bit set if the cursor has moved or unset otherwise. @@ -510,6 +535,22 @@ static win_T *mouse_find_grid_win(int *gridp, int *rowp, int *colp) return NULL; } +/// Convert a virtual (screen) column to a character column. +/// The first column is one. +colnr_T vcol2col(win_T *const wp, const linenr_T lnum, const colnr_T vcol) + FUNC_ATTR_NONNULL_ALL FUNC_ATTR_WARN_UNUSED_RESULT +{ + // try to advance to the specified column + char_u *ptr = ml_get_buf(wp->w_buffer, lnum, false); + char_u *const line = ptr; + colnr_T count = 0; + while (count < vcol && *ptr != NUL) { + count += win_lbr_chartabsize(wp, line, ptr, count, NULL); + MB_PTR_ADV(ptr); + } + return (colnr_T)(ptr - line); +} + /// Set UI mouse depending on current mode and 'mouse'. /// /// Emits mouse_on/mouse_off UI event (unless 'mouse' is empty). |