Example #1
0
File: main.c Project: SUMPaul/vis
static const char *later(Vis *vis, const char *keys, const Arg *arg) {
	size_t pos = text_later(vis_text(vis), MAX(vis_count_get(vis), 1));
	if (pos != EPOS) {
		view_cursor_to(vis_view(vis), pos);
		/* redraw all windows in case some display the same file */
		vis_draw(vis);
	}
	return keys;
}
Example #2
0
File: main.c Project: SUMPaul/vis
static const char *macro_record(Vis *vis, const char *keys, const Arg *arg) {
	if (vis_macro_record_stop(vis))
		return keys;
	enum VisMacro macro;
	keys = key2macro(vis, keys, &macro);
	vis_macro_record(vis, macro);
	vis_draw(vis);
	return keys;
}
Example #3
0
File: main.c Project: SUMPaul/vis
static const char *redo(Vis *vis, const char *keys, const Arg *arg) {
	size_t pos = text_redo(vis_text(vis));
	if (pos != EPOS) {
		View *view = vis_view(vis);
		if (view_cursors_count(view) == 1)
			view_cursor_to(view, pos);
		/* redraw all windows in case some display the same file */
		vis_draw(vis);
	}
	return keys;
}
Example #4
0
File: vis.c Project: ewqasd200g/vis
bool vis_window_new(Vis *vis, const char *filename) {
	File *file = file_new(vis, filename);
	if (!file)
		return false;
	Win *win = window_new_file(vis, file);
	if (!win) {
		file_free(vis, file);
		return false;
	}

	vis_draw(vis);

	return true;
}
Example #5
0
File: vis.c Project: ewqasd200g/vis
bool vis_window_split(Win *original) {
	Win *win = window_new_file(original->vis, original->file);
	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++;
	view_syntax_set(win->view, view_syntax_get(original->view));
	view_options_set(win->view, view_options_get(original->view));
	view_cursor_to(win->view, view_cursor_get(original->view));
	vis_draw(win->vis);
	return true;
}
Example #6
0
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;
}
Example #7
0
File: vis.c Project: tycho/vis
void vis_window_close(Win *win) {
	Vis *vis = win->vis;
	if (vis->event && vis->event->win_close)
		vis->event->win_close(vis, win);
	file_free(vis, win->file);
	if (win->prev)
		win->prev->next = win->next;
	if (win->next)
		win->next->prev = win->prev;
	if (vis->windows == win)
		vis->windows = win->next;
	if (vis->win == win)
		vis->win = win->next ? win->next : win->prev;
	if (win == vis->message_window)
		vis->message_window = NULL;
	window_free(win);
	if (vis->win)
		vis->ui->window_focus(vis->win->ui);
	vis_draw(vis);
}
Example #8
0
File: vis.c Project: ewqasd200g/vis
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;
}