bool editor_window_split(Win *original) {
Win *win = window_new_file(original->editor, original->file);
if (!win)
return false;
win->file = original->file;
win->file->refcount++;
view_syntax_set(win->view, view_syntax_get(original->view));
view_cursor_to(win->view, view_cursor_get(original->view));
editor_draw(win->editor);
return true;
}
size_t editor_window_jumplist_next(Win *win) {
size_t cur = view_cursor_get(win->view);
while (win->jumplist) {
Mark mark = ringbuf_next(win->jumplist);
if (!mark)
return cur;
size_t pos = text_mark_get(win->file->text, mark);
if (pos != EPOS && pos != cur)
return pos;
}
return cur;
}
size_t editor_window_changelist_prev(Win *win) {
size_t pos = view_cursor_get(win->view);
if (pos != win->changelist.pos)
win->changelist.index = 0;
else
win->changelist.index++;
size_t newpos = text_history_get(win->file->text, win->changelist.index);
if (newpos == EPOS)
win->changelist.index--;
else
win->changelist.pos = newpos;
return win->changelist.pos;
}
static const char *cursors_new(Vis *vis, const char *keys, const Arg *arg) {
View *view = vis_view(vis);
size_t pos = view_cursor_get(view);
Cursor *cursor = view_cursors_new(view);
if (cursor) {
view_cursors_to(cursor, pos);
if (arg->i > 0)
view_line_down(cursor);
else if (arg->i < 0)
view_line_up(cursor);
}
return keys;
}
static const char *prompt_backspace(Vis *vis, const char *keys, const Arg *arg) {
Win *prompt = vis->win;
Text *txt = prompt->file->text;
size_t size = text_size(txt);
size_t pos = view_cursor_get(prompt->view);
char c;
if (pos == size && (pos == 1 || (size >= 2 && text_byte_get(txt, size-2, &c) && c == '\n'))) {
prompt_restore(prompt);
prompt_hide(prompt);
} else {
vis_operator(vis, VIS_OP_DELETE);
vis_motion(vis, VIS_MOVE_CHAR_PREV);
}
return keys;
}
bool vis_window_split(Win *original) {
Win *win = window_new_file(original->vis, original->file, UI_OPTION_STATUSBAR);
if (!win)
return false;
for (size_t i = 0; i < LENGTH(win->modes); i++) {
if (original->modes[i].bindings)
win->modes[i].bindings = map_new();
if (win->modes[i].bindings)
map_copy(win->modes[i].bindings, original->modes[i].bindings);
}
win->file = original->file;
win->file->refcount++;
vis_window_syntax_set(win, vis_window_syntax_get(original));
view_options_set(win->view, view_options_get(original->view));
view_cursor_to(win->view, view_cursor_get(original->view));
return true;
}
static const char *prompt_enter(Vis *vis, const char *keys, const Arg *arg) {
Win *prompt = vis->win;
View *view = prompt->view;
Text *txt = prompt->file->text;
Win *win = prompt->parent;
char *cmd = NULL;
Filerange range = view_selection_get(view);
if (!text_range_valid(&range))
range = text_object_line(txt, view_cursor_get(view));
if (text_range_valid(&range))
cmd = text_bytes_alloc0(txt, range.start, text_range_size(&range));
if (!win || !cmd) {
vis_info_show(vis, "Prompt window invalid\n");
prompt_restore(prompt);
prompt_hide(prompt);
free(cmd);
return keys;
}
size_t len = strlen(cmd);
if (len > 0 && cmd[len-1] == '\n')
cmd[len-1] = '\0';
bool lastline = (range.end == text_size(txt));
prompt_restore(prompt);
if (vis_prompt_cmd(vis, cmd)) {
prompt_hide(prompt);
if (!lastline) {
text_delete(txt, range.start, text_range_size(&range));
text_appendf(txt, "%s\n", cmd);
}
} else {
vis->win = prompt;
vis->mode = &vis_modes[VIS_MODE_INSERT];
}
free(cmd);
vis_draw(vis);
return keys;
}
void editor_backspace_key(Editor *ed) {
View *view = ed->win->view;
size_t end = view_cursor_get(view);
size_t start = view_backspace_key(view);
editor_windows_invalidate(ed, start, end);
}
void editor_replace_key(Editor *ed, const char *c, size_t len) {
View *view = ed->win->view;
size_t start = view_cursor_get(view);
view_replace_key(view, c, len);
editor_windows_invalidate(ed, start, start + 6);
}
static const char *mark_set(Vis *vis, const char *keys, const Arg *arg) {
int mark;
keys = key2mark(vis, keys, &mark);
vis_mark_set(vis, mark, view_cursor_get(vis_view(vis)));
return keys;
}
static const char *cursors_remove(Vis *vis, const char *keys, const Arg *arg) {
View *view = vis_view(vis);
view_cursors_dispose(view_cursor(view));
view_cursor_to(view, view_cursor_get(view));
return keys;
}