wip adding multi selection menus (5facbcf9) · Commits · Chris / yahtc

menu.c

+58 −4

Original line number	Diff line number	Diff line
		@@ -50,7 +50,7 @@ char menu_prompt(const menu_item items, const unsigned int num_menu_items) {
		hovered_item_changed = 0;
		}
		break;
		case SELECT:
		case ENTER:
		selected_action = items[hovered_selection_index].command; // choose the hovered + selected item
		break;
		default:
		@@ -62,6 +62,60 @@ char menu_prompt(const menu_item items, const unsigned int num_menu_items) {
		return selected_action;
		}

		void menu_prompt_multi_select(menu_item *items, const unsigned int num_menu_items) {
		for (int i = 0; i < num_menu_items; i++) {
		printf("\n"); // make downward room for the menu
		}
		unsigned int user_done_selecting = 0;
		int hovered_item_changed = 1;
		unsigned int hovered_selection_index = 0;
		// menu logic! TODO make this cross platform (play nice with Windows...)
		do {
		// return cursor to menu top position
		if (hovered_item_changed) {
		for (int i = 0; i < num_menu_items; i++) {
		printf("\033[A"); // move cursor up one line
		printf("\033[2K"); // clear entire line
		}

		// print menu items, showing selection
		for (int i = 0; i < num_menu_items; i++) {
		if (i == hovered_selection_index) {
		printf("> ");
		}
		printf("%s\n", items[i].title);
		}
		}

		MENU_DIRECTION direction = get_direction();

		switch (direction) {
		case DOWN:
		if (hovered_selection_index < num_menu_items - 1) {
		hovered_selection_index++;
		hovered_item_changed = 1;
		} else {
		hovered_item_changed = 0;
		}
		break;
		case UP:
		if (hovered_selection_index > 0) {
		hovered_selection_index--;
		hovered_item_changed = 1;
		} else {
		hovered_item_changed = 0;
		}
		break;
		case ENTER:
		user_done_selecting = 1;
		break;
		default:
		hovered_item_changed = 0;
		break;
		}
		} while (!user_done_selecting);
		}

		MENU_DIRECTION get_direction(void) {
		// todo test (+ fix) all of this character grabbing stuff in windows - use conio.h as included above
		char key_pressed = (char) getchar(); // with terminal set to raw mode, this will no longer wait for Enter key; note that Enter key is handled with \n case
		@@ -93,12 +147,12 @@ MENU_DIRECTION get_direction(void) {
		case 'W':
		return UP;
		case '\n':
		return SELECT;
		return ENTER;
		case ' ':
		return SPACE;
		default:
		return NONE;
		}


		}

		menu_item get_menu_item_by_command(menu_item items, const unsigned int num_menu_items, char *command_to_find) {

menu.h

+3 −1

Original line number	Diff line number	Diff line
		@@ -8,7 +8,8 @@
		typedef enum {
		DOWN,
		UP,
		SELECT,
		ENTER,
		SPACE,
		NONE,
		} MENU_DIRECTION;

		@@ -16,6 +17,7 @@ typedef struct {
		char *title;
		char *command;
		unsigned int enabled;
		unsigned int multi_selected;
		} menu_item;

		char menu_prompt(const menu_item items, unsigned int num_menu_items);

utils.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -32,15 +32,12 @@ void set_raw_terminal_configuration(void) {
		raw_terminal_configuration = original_terminal_configuration;
		// new_terminal_configuration.c_lflag &= ~ICANON & ~ECHO & ~ISIG; // disables canonical input, echo, signals (we want signals but good to know)
		raw_terminal_configuration.c_lflag &= ~ICANON & ~ECHO; // disables canonical input, echo
		// tcsetattr(STDIN_FILENO, TCSANOW, &raw_terminal_configuration); // apply settings to terminal
		set_terminal_configuration(&raw_terminal_configuration);
		#endif
		}

		void set_original_terminal_configuration(void) {
		#ifndef _WIN32 // setting terminal mode is only applicable for unix environments
		// set_terminal_configuration(&original_terminal_configuration);
		// tcsetattr(STDIN_FILENO, TCSANOW, &original_terminal_configuration); // apply settings to terminal
		set_terminal_configuration(&original_terminal_configuration);
		#endif
		}

yaht.c

+15 −11

Original line number	Diff line number	Diff line
		@@ -26,9 +26,9 @@ int main(void) {
		printf("yaht.c\n");

		menu_item items[] = {
		{.title = "New Game", .command = "start", .enabled = 1},
		{.title = "Demo", .command = "demo", .enabled = 1},
		{.title = "Exit", .command = "exit", .enabled = 1},
		{.title = "New Game", .command = "start"},
		{.title = "Demo", .command = "demo"},
		{.title = "Exit", .command = "exit"},
		};
		const unsigned int num_menu_items = sizeof(items) / sizeof(menu_item);

		@@ -63,6 +63,7 @@ void take_turn(game_context *ctx, unsigned int num_dice) {
		clear_held_values(ctx);
		// print roll number
		printf("Roll %d\n", which_roll_number);
		sleep_ms(1000);

		// do a roll
		roll_and_print(ctx, next_roll_dice_values, 3);
		@@ -70,17 +71,20 @@ void take_turn(game_context *ctx, unsigned int num_dice) {
		// ask if holding dice, scoring, or rolling again
		// (put this in a while loop so user keeps getting prompted with choice until choosing to roll again)
		// (also don't allow user to roll again if on the third roll)
		unsigned int can_move_on = 0;
		while (!can_move_on) {
		const char *player_action = menu_prompt(in_turn_menu, num_menu_items);

		if (strcasecmp(player_action, "enter_hold_selection") == 0) {
		// enter the menu for which dice to hold
		} else if (strcasecmp(player_action, "roll") == 0) {
		printf("Rolling again...");
		printf("Rolling again...\n");
		can_move_on = 1;
		} else if (strcasecmp(player_action, "score") == 0) {
		// enter the score menu
		}
		}
		}
		}

		void do_demo_dice_rolls(game_context *ctx, unsigned int num_dice) {
		clear_held_values(ctx);