ui: make primary cursor blink

lexers/themes/solarized.lua

@@ -52,6 +52,7 @@ lexers.STYLE_IDENTIFIER = fg
 
 lexers.STYLE_LINENUMBER = fg
 lexers.STYLE_CURSOR = 'fore:'..colors.base03..',back:'..colors.base0
+lexers.STYLE_CURSOR_PRIMARY = lexers.STYLE_CURSOR..',blink'
 lexers.STYLE_CURSOR_LINE = 'back:'..colors.base02
 lexers.STYLE_COLOR_COLUMN = 'back:'..colors.base02
 -- lexers.STYLE_SELECTION = 'back:'..colors.base02

ui-curses.c

@@ -683,13 +683,17 @@ static void ui_window_draw(UiWin *w) {
 	}
 	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_next(view_cursors(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++) {
 			CellStyle *style = &win->styles[l->cells[x].attr];
 			if (l->cells[x].cursor && win->ui->selwin == win) {
-				attr = style_to_attr(&win->styles[UI_STYLE_CURSOR]);
+				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)

ui.h

@@ -32,6 +32,7 @@ enum UiStyles {
 	UI_STYLE_LEXER_MAX = 64,
 	UI_STYLE_DEFAULT,
 	UI_STYLE_CURSOR,
+	UI_STYLE_CURSOR_PRIMARY,
 	UI_STYLE_CURSOR_LINE,
 	UI_STYLE_SELECTION,
 	UI_STYLE_LINENUMBER,

view.c

@@ -235,6 +235,9 @@ bool view_syntax_set(View *view, const char *name) {
 	lua_getfield(L, -1, "STYLE_CURSOR");
 	view->ui->syntax_style(view->ui, UI_STYLE_CURSOR, lua_tostring(L, -1));
 	lua_pop(L, 1);
+	lua_getfield(L, -1, "STYLE_CURSOR_PRIMARY");
+	view->ui->syntax_style(view->ui, UI_STYLE_CURSOR_PRIMARY, lua_tostring(L, -1));
+	lua_pop(L, 1);
 	lua_getfield(L, -1, "STYLE_CURSOR_LINE");
 	view->ui->syntax_style(view->ui, UI_STYLE_CURSOR_LINE, lua_tostring(L, -1));
 	lua_pop(L, 1);
@@ -610,6 +613,7 @@ void view_draw(View *view) {
 		size_t pos = view_cursors_pos(c);
 		if (view_coord_get(view, pos, &c->line, &c->row, &c->col)) {
 			c->line->cells[c->col].cursor = true;
+			c->line->cells[c->col].cursor_primary = (c == view->cursor);
 			if (view->ui && !c->sel) {
 				Line *line_match; int col_match;
 				size_t pos_match = text_bracket_match_symbol(view->text, pos, "(){}[]\"'`");

view.h

@@ -28,6 +28,7 @@ typedef struct {
 	unsigned int attr;
 	bool selected;      /* whether this cell is part of a selected region */
 	bool cursor;        /* whether a cursor is currently located on the cell */
+	bool cursor_primary;
 } Cell;
 
 typedef struct Line Line;