From 70645f505cb1952ff46d1ec0cb115ebed338d9f0 Mon Sep 17 00:00:00 2001
From: Sorgelig <pour.garbage@gmail.com>
Date: Fri, 7 Jul 2023 23:01:06 +0800
Subject: [PATCH] Display INI selection menu.

---
 menu.cpp    | 104 +++++++++++++++++++++++++++++++++++++++++++++++++---
 menu.h      |   1 +
 user_io.cpp |   7 +++-
 3 files changed, 106 insertions(+), 6 deletions(-)

diff --git a/menu.cpp b/menu.cpp
index c6d506d..178bf98 100644
--- a/menu.cpp
+++ b/menu.cpp
@@ -79,6 +79,9 @@ enum MENU
 	MENU_MISC1,
 	MENU_MISC2,
 
+	MENU_SELECT_INI1,
+	MENU_SELECT_INI2,
+
 	MENU_FILE_SELECT1,
 	MENU_FILE_SELECT2,
 	MENU_CORE_FILE_SELECTED1,
@@ -446,6 +449,12 @@ static uint8_t GetASCIIKey(uint32_t keycode)
 	return keycode_table[get_amiga_code(keycode & 0xFFFF) & 0x7F];
 }
 
+static int select_ini = 0;
+void SelectINI()
+{
+	select_ini = 1;
+}
+
 /* the Atari core handles OSD keys competely inside the core */
 static uint32_t menu_key = 0;
 
@@ -501,7 +510,7 @@ static uint32_t menu_key_get(void)
 	}
 
 	// currently no key pressed
-	if (!c)
+	if (!c && !select_ini)
 	{
 		static unsigned long longpress = 0, longpress_consumed = 0;
 		static unsigned char last_but = 0;
@@ -545,7 +554,11 @@ static uint32_t menu_key_get(void)
 
 			if (!but && last_but && !longpress_consumed)
 			{
-				if (get_map_vid() || get_map_pid())
+				if (select_ini)
+				{
+					c = KEY_ESC | UPSTROKE;
+				}
+				else if (get_map_vid() || get_map_pid())
 				{
 					send_map_cmd(KEY_ALTERASE);
 				}
@@ -1040,7 +1053,7 @@ void HandleUI(void)
 
 	if (c && cfg.bootcore[0] != '\0') cfg.bootcore[0] = '\0';
 
-	if (is_menu() && cfg.osd_timeout >= 5)
+	if (!select_ini && is_menu() && cfg.osd_timeout >= 5)
 	{
 		static int menu_visible = 1;
 		static unsigned long timeout = 0;
@@ -1095,7 +1108,7 @@ void HandleUI(void)
 	}
 
 	//prevent OSD control while script is executing on framebuffer
-	if (!video_fb_state() || video_chvt(0) != 2)
+	if ((!video_fb_state() || video_chvt(0) != 2) && !select_ini)
 	{
 		switch (c)
 		{
@@ -1188,6 +1201,30 @@ void HandleUI(void)
 		}
 	}
 
+	if (select_ini)
+	{
+		DISKLED_ON;
+
+		switch (c)
+		{
+		case KEY_ESC | UPSTROKE:
+			menu = true;
+			break;
+		case KEY_UP:
+			up = true;
+			break;
+		case KEY_DOWN:
+			down = true;
+			break;
+		case KEY_LEFT:
+			left = true;
+			break;
+		case KEY_RIGHT:
+			right = true;
+			break;
+		}
+	}
+
 	if (menu || select || up || down || left || right || (helptext_idx_old != helptext_idx))
 	{
 		helptext_idx_old = helptext_idx;
@@ -1330,7 +1367,11 @@ void HandleUI(void)
 			else if (is_st()) menustate = MENU_ST_MAIN1;
 			else if (is_archie()) menustate = MENU_ARCHIE_MAIN1;
 			else {
-				if (is_menu())
+				if (select_ini)
+				{
+					menustate = MENU_SELECT_INI1;
+				}
+				else if (is_menu())
 				{
 					menusub = 6;
 					SelectFile("", 0, SCANO_CORES, MENU_CORE_FILE_SELECTED1, MENU_SYSTEM1);
@@ -1359,6 +1400,59 @@ void HandleUI(void)
 		}
 		break;
 
+	case MENU_SELECT_INI1:
+		{
+			OsdSetTitle("Select INI");
+			int flag = 1;
+			for (int i = 1; i < 4; i++) if (FileExists(cfg_get_name(i))) flag |= 1 << i;
+			for(int i = 0; i<16; i++) OsdWrite(m++);
+			m = 4;
+			OsdWrite(m++, "  Use dpad/cursor to select");
+			m += 2;
+			sprintf(s, "            %s", cfg_get_label(0));
+			OsdWrite(m++, s);
+			m++;
+			strcpy(s, "      ");
+			if (!(flag & 2)) strcat(s, "\xb");
+			strcat(s, cfg_get_label(1));
+			if (!(flag & 2)) strcat(s, "\xb");
+			strcat(s, "        ");
+			if (!(flag & 8)) strcat(s, "\xb");
+			strcat(s, cfg_get_label(3));
+			if (!(flag & 8)) strcat(s, "\xb");
+			OsdWrite(m++, s);
+			m++;
+			strcpy(s, "            ");
+			if (!(flag & 4)) strcat(s, "\xb");
+			strcat(s, cfg_get_label(2));
+			if (!(flag & 4)) strcat(s, "\xb");
+			OsdWrite(m++, s);
+			m++;
+			parentstate = MENU_SELECT_INI1;
+			menustate = MENU_SELECT_INI2;
+		}
+		break;
+
+	case MENU_SELECT_INI2:
+		if (menu || up)
+		{
+			menustate = MENU_NONE1;
+			select_ini = 0;
+		}
+		else if (left && FileExists(cfg_get_name(1)))
+		{
+			user_io_set_ini(1);
+		}
+		else if (down && FileExists(cfg_get_name(2)))
+		{
+			user_io_set_ini(2);
+		}
+		else if (right && FileExists(cfg_get_name(3)))
+		{
+			user_io_set_ini(3);
+		}
+		break;
+
 		/******************************************************************/
 		/* archimedes main menu                                           */
 		/******************************************************************/
diff --git a/menu.h b/menu.h
index 5f6cb4f..00dc75c 100644
--- a/menu.h
+++ b/menu.h
@@ -15,6 +15,7 @@ void ProgressMessage(const char* title = 0, const char* text = 0, int current =
 void InfoMessage(const char *message, int timeout = 2000, const char *title = "Message");
 void Info(const char *message, int timeout = 2000, int width = 0, int height = 0, int frame = 0);
 void MenuHide();
+void SelectINI();
 
 void open_joystick_setup();
 int menu_lightgun_cb(int idx, uint16_t type, uint16_t code, int value);
diff --git a/user_io.cpp b/user_io.cpp
index 3c5747b..d906205 100644
--- a/user_io.cpp
+++ b/user_io.cpp
@@ -1325,7 +1325,12 @@ void user_io_init(const char *path, const char *xml)
 	user_io_read_confstr();
 	user_io_read_core_name();
 
-	if (fpga_get_buttons() & BUTTON_OSD) altcfg(0);
+	if ((fpga_get_buttons() & BUTTON_OSD) && is_menu())
+	{
+		altcfg(0);
+		SelectINI();
+	}
+
 	cfg_parse();
 	cfg_print();
 	while (cfg.waitmount[0] && !is_menu())