static const char *prompt_esc(Vis *vis, const char *keys, const Arg *arg) {
Win *prompt = vis->win;
if (view_cursors_multiple(prompt->view)) {
view_cursors_clear(prompt->view);
} else {
prompt_restore(prompt);
prompt_hide(prompt);
}
return keys;
}
static bool cmd_select(Vis *vis, Win *win, Command *cmd, const char *argv[], Cursor *cur, Filerange *range) {
Filerange sel = text_range_empty();
if (!win)
return sam_execute(vis, NULL, cmd->cmd, NULL, &sel);
bool ret = true;
View *view = win->view;
Text *txt = win->file->text;
bool multiple_cursors = view_cursors_multiple(view);
Cursor *primary = view_cursors_primary_get(view);
for (Cursor *c = view_cursors(view), *next; c && ret; c = next) {
next = view_cursors_next(c);
size_t pos = view_cursors_pos(c);
if (vis->mode->visual) {
sel = view_cursors_selection_get(c);
} else if (cmd->cmd->address) {
/* convert a single line range to a goto line motion */
if (!multiple_cursors && cmd->cmd->cmddef->func == cmd_print) {
Address *addr = cmd->cmd->address;
switch (addr->type) {
case '+':
case '-':
addr = addr->right;
/* fall through */
case 'l':
if (addr && addr->type == 'l' && !addr->right)
addr->type = 'g';
break;
}
}
sel = text_range_new(pos, pos);
} else if (cmd->cmd->cmddef->flags & CMD_ADDRESS_POS) {
sel = text_range_new(pos, pos);
} else if (cmd->cmd->cmddef->flags & CMD_ADDRESS_LINE) {
sel = text_object_line(txt, pos);
} else if (cmd->cmd->cmddef->flags & CMD_ADDRESS_AFTER) {
size_t next_line = text_line_next(txt, pos);
sel = text_range_new(next_line, next_line);
} else if (multiple_cursors) {
sel = text_object_line(txt, pos);
} else {
sel = text_range_new(0, text_size(txt));
}
if (text_range_valid(&sel))
ret &= sam_execute(vis, win, cmd->cmd, c, &sel);
if (cmd->cmd->cmddef->flags & CMD_ONCE)
break;
}
if (vis->win && vis->win->view == view && primary != view_cursors_primary_get(view))
view_cursors_primary_set(view_cursors(view));
return ret;
}
void action_do(Vis *vis, Action *a) {
Win *win = vis->win;
Text *txt = win->file->text;
View *view = win->view;
if (a->op == &vis_operators[VIS_OP_FILTER] && !vis->mode->visual)
vis_mode_switch(vis, VIS_MODE_VISUAL_LINE);
int count = MAX(a->count, 1);
bool repeatable = a->op && !vis->macro_operator;
bool multiple_cursors = view_cursors_multiple(view);
bool linewise = !(a->type & CHARWISE) && (
a->type & LINEWISE || (a->movement && a->movement->type & LINEWISE) ||
vis->mode == &vis_modes[VIS_MODE_VISUAL_LINE]);
for (Cursor *cursor = view_cursors(view), *next; cursor; cursor = next) {
next = view_cursors_next(cursor);
size_t pos = view_cursors_pos(cursor);
Register *reg = multiple_cursors ? view_cursors_register(cursor) : a->reg;
if (!reg)
reg = &vis->registers[win->file->internal ? VIS_REG_PROMPT : VIS_REG_DEFAULT];
OperatorContext c = {
.count = count,
.pos = pos,
.newpos = EPOS,
.range = text_range_empty(),
.reg = reg,
.linewise = linewise,
.arg = &a->arg,
};
if (a->movement) {
size_t start = pos;
for (int i = 0; i < count; i++) {
size_t pos_prev = pos;
if (a->movement->txt)
pos = a->movement->txt(txt, pos);
else if (a->movement->cur)
pos = a->movement->cur(cursor);
else if (a->movement->file)
pos = a->movement->file(vis, vis->win->file, pos);
else if (a->movement->vis)
pos = a->movement->vis(vis, txt, pos);
else if (a->movement->view)
pos = a->movement->view(vis, view);
else if (a->movement->win)
pos = a->movement->win(vis, win, pos);
else if (a->movement->user)
pos = a->movement->user(vis, win, a->movement->data, pos);
if (pos == EPOS || a->movement->type & IDEMPOTENT || pos == pos_prev)
break;
}
if (pos == EPOS) {
c.range.start = start;
c.range.end = start;
pos = start;
} else {
c.range = text_range_new(start, pos);
c.newpos = pos;
}
if (!a->op) {
if (a->movement->type & CHARWISE)
view_cursors_scroll_to(cursor, pos);
else
view_cursors_to(cursor, pos);
if (vis->mode->visual)
c.range = view_cursors_selection_get(cursor);
if (a->movement->type & JUMP)
window_jumplist_add(win, pos);
else
window_jumplist_invalidate(win);
} else if (a->movement->type & INCLUSIVE ||
(linewise && a->movement->type & LINEWISE_INCLUSIVE)) {
c.range.end = text_char_next(txt, c.range.end);
}
} else if (a->textobj) {
if (vis->mode->visual)
c.range = view_cursors_selection_get(cursor);
else
c.range.start = c.range.end = pos;
for (int i = 0; i < count; i++) {
Filerange r = text_range_empty();
if (a->textobj->txt)
r = a->textobj->txt(txt, pos);
else if (a->textobj->vis)
r = a->textobj->vis(vis, txt, pos);
else if (a->textobj->user)
r = a->textobj->user(vis, win, a->textobj->data, pos);
if (!text_range_valid(&r))
break;
if (a->textobj->type & OUTER) {
r.start--;
r.end++;
}
if (a->textobj->type & SPLIT)
c.range = r;
else
c.range = text_range_union(&c.range, &r);
if (i < count - 1)
pos = c.range.end + 1;
}
} else if (vis->mode->visual) {
c.range = view_cursors_selection_get(cursor);
if (!text_range_valid(&c.range))
c.range.start = c.range.end = pos;
}
if (linewise && vis->mode != &vis_modes[VIS_MODE_VISUAL])
c.range = text_range_linewise(txt, &c.range);
if (vis->mode->visual) {
view_cursors_selection_set(cursor, &c.range);
if (vis->mode == &vis_modes[VIS_MODE_VISUAL] || a->textobj)
view_cursors_selection_sync(cursor);
}
if (a->op) {
size_t pos = a->op->func(vis, txt, &c);
if (pos == EPOS) {
view_cursors_dispose(cursor);
} else if (pos <= text_size(txt)) {
/* moving the cursor will affect the selection.
* because we want to be able to later restore
* the old selection we update it again before
* leaving visual mode.
*/
Filerange sel = view_cursors_selection_get(cursor);
view_cursors_to(cursor, pos);
if (vis->mode->visual) {
if (sel.start == EPOS && sel.end == EPOS)
sel = c.range;
else if (sel.start == EPOS)
sel = text_range_new(c.range.start, sel.end);
else if (sel.end == EPOS)
sel = text_range_new(c.range.start, sel.start);
if (vis->mode == &vis_modes[VIS_MODE_VISUAL_LINE])
sel = text_range_linewise(txt, &sel);
view_cursors_selection_set(cursor, &sel);
}
}
}
}
if (a->op) {
/* we do not support visual repeat, still do something resonable */
if (vis->mode->visual && !a->movement && !a->textobj)
a->movement = &vis_motions[VIS_MOVE_NOP];
/* operator implementations must not change the mode,
* they might get called multiple times (once for every cursor)
*/
if (a->op == &vis_operators[VIS_OP_INSERT] || a->op == &vis_operators[VIS_OP_CHANGE]) {
vis_mode_switch(vis, VIS_MODE_INSERT);
} else if (a->op == &vis_operators[VIS_OP_REPLACE]) {
vis_mode_switch(vis, VIS_MODE_REPLACE);
} else if (a->op == &vis_operators[VIS_OP_FILTER]) {
if (a->arg.s)
vis_cmd(vis, a->arg.s);
else
vis_prompt_show(vis, ":|");
} else if (vis->mode == &vis_modes[VIS_MODE_OPERATOR_PENDING]) {
mode_set(vis, vis->mode_prev);
} else if (vis->mode->visual) {
vis_mode_switch(vis, VIS_MODE_NORMAL);
}
text_snapshot(txt);
vis_draw(vis);
}
if (a != &vis->action_prev) {
if (repeatable) {
if (!a->macro)
a->macro = vis->macro_operator;
vis->action_prev = *a;
}
action_reset(a);
}
}
void action_reset(Action *a) {
memset(a, 0, sizeof(*a));
a->count = VIS_COUNT_UNKNOWN;
}
static void ui_window_draw(UiWin *w) {
UiCursesWin *win = (UiCursesWin*)w;
if (!ui_window_draw_sidebar(win))
return;
wbkgd(win->win, style_to_attr(&win->styles[UI_STYLE_DEFAULT]));
wmove(win->win, 0, 0);
int width = view_width_get(win->view);
CellStyle *prev_style = NULL;
size_t cursor_lineno = -1;
if (win->options & UI_OPTION_CURSOR_LINE && win->ui->selwin == win) {
Cursor *cursor = view_cursors(win->view);
Filerange selection = view_cursors_selection_get(cursor);
if (!view_cursors_next(cursor) && !text_range_valid(&selection))
cursor_lineno = view_cursor_getpos(win->view).line;
}
short selection_bg = win->styles[UI_STYLE_SELECTION].bg;
short cursor_line_bg = win->styles[UI_STYLE_CURSOR_LINE].bg;
bool multiple_cursors = view_cursors_multiple(win->view);
attr_t attr = A_NORMAL;
for (const Line *l = view_lines_get(win->view); l; l = l->next) {
bool cursor_line = l->lineno == cursor_lineno;
for (int x = 0; x < width; x++) {
enum UiStyles style_id = l->cells[x].style;
if (style_id == 0)
style_id = UI_STYLE_DEFAULT;
CellStyle *style = &win->styles[style_id];
if (l->cells[x].cursor && win->ui->selwin == win) {
if (multiple_cursors && l->cells[x].cursor_primary)
attr = style_to_attr(&win->styles[UI_STYLE_CURSOR_PRIMARY]);
else
attr = style_to_attr(&win->styles[UI_STYLE_CURSOR]);
prev_style = NULL;
} else if (l->cells[x].selected) {
if (style->fg == selection_bg)
attr |= A_REVERSE;
else
attr = style->attr | COLOR_PAIR(color_pair_get(style->fg, selection_bg));
prev_style = NULL;
} else if (cursor_line) {
attr = style->attr | COLOR_PAIR(color_pair_get(style->fg, cursor_line_bg));
prev_style = NULL;
} else if (style != prev_style) {
attr = style_to_attr(style);
prev_style = style;
}
wattrset(win->win, attr);
waddstr(win->win, l->cells[x].data);
}
/* try to fixup display issues, in theory we should always output a full line */
int x, y;
getyx(win->win, y, x);
(void)y;
wattrset(win->win, A_NORMAL);
for (; 0 < x && x < width; x++)
waddstr(win->win, " ");
}
wclrtobot(win->win);
if (win->winstatus)
ui_window_draw_status(w);
}