X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=menu.c;h=6c6392afc6e34a7ac66c0fa79e323dd4b1289f56;hb=de24250ab5038797e8f5ff8754d34a3219943134;hp=b40a5dfba1ba3850207e11f6e4d97d69160228e5;hpb=9fec8a91c9b19856ac0b51de53b847b38ed8dc61;p=libpicofe.git

diff --git a/menu.c b/menu.c
index b40a5df..6c6392a 100644
--- a/menu.c
+++ b/menu.c
@@ -24,15 +24,28 @@
 #include "plat.h"
 #include "posix.h"
 
+#if defined(__GNUC__) && __GNUC__ >= 7
+#pragma GCC diagnostic ignored "-Wformat-truncation"
+#endif
+
 static char static_buff[64];
 static int  menu_error_time = 0;
 char menu_error_msg[64] = { 0, };
+// g_menuscreen is the current output buffer the menu is rendered to.
 void *g_menuscreen_ptr;
-void *g_menubg_src_ptr;
+// g_menubg is the menu background and has the same w/h as g_menuscreen, but
+// pp=w. It is filled on menu entry from file or from g_menubg_src if available.
 void *g_menubg_ptr;
+// g_menubg_src points to a buffer containing a bg image. This is usually either
+// the emulator screen buffer or the host frame buffer.
+void *g_menubg_src_ptr;
 
 int g_menuscreen_w;
 int g_menuscreen_h;
+int g_menuscreen_pp;
+int g_menubg_src_w;
+int g_menubg_src_h;
+int g_menubg_src_pp;
 
 int g_autostateld_opt;
 
@@ -53,11 +66,17 @@ static int g_menu_filter_off;
 static int g_border_style;
 static int border_left, border_right, border_top, border_bottom;
 
+void menuscreen_memset_lines(unsigned short *dst, int c, int l)
+{
+	for (; l > 0; l--, dst += g_menuscreen_pp)
+		memset(dst, c, g_menuscreen_w * 2);
+}
+
 // draws text to current bbp16 screen
 static void text_out16_(int x, int y, const char *text, int color)
 {
 	int i, lh, tr, tg, tb, len;
-	unsigned short *dest = (unsigned short *)g_menuscreen_ptr + x + y * g_menuscreen_w;
+	unsigned short *dest = (unsigned short *)g_menuscreen_ptr + x + y * g_menuscreen_pp;
 	tr = (color & 0xf800) >> 8;
 	tg = (color & 0x07e0) >> 3;
 	tb = (color & 0x001f) << 3;
@@ -86,7 +105,7 @@ static void text_out16_(int x, int y, const char *text, int color)
 		unsigned short *dst = dest;
 		int u, l;
 
-		for (l = 0; l < lh; l++, dst += g_menuscreen_w - me_mfont_w)
+		for (l = 0; l < lh; l++, dst += g_menuscreen_pp - me_mfont_w)
 		{
 			for (u = me_mfont_w / 2; u > 0; u--, src++)
 			{
@@ -159,7 +178,7 @@ static void smalltext_out16_(int x, int y, const char *texto, int color)
 			break;
 
 		src = fontdata6x8[c];
-		dst = (unsigned short *)g_menuscreen_ptr + x + y * g_menuscreen_w;
+		dst = (unsigned short *)g_menuscreen_ptr + x + y * g_menuscreen_pp;
 
 		while (h--)
 		{
@@ -174,7 +193,7 @@ static void smalltext_out16_(int x, int y, const char *texto, int color)
 						dst += multiplier;
 				}
 
-				dst += g_menuscreen_w - me_sfont_w;
+				dst += g_menuscreen_pp - me_sfont_w;
 			}
 			src++;
 		}
@@ -207,13 +226,13 @@ static void menu_draw_selection(int x, int y, int w)
 	if (menu_sel_color < 0) return; // no selection hilight
 
 	if (y > 0) y--;
-	dest = (unsigned short *)g_menuscreen_ptr + x + y * g_menuscreen_w + me_mfont_w * 2 - 2;
+	dest = (unsigned short *)g_menuscreen_ptr + x + y * g_menuscreen_pp + me_mfont_w * 2 - 2;
 	for (h = me_mfont_h + 1; h > 0; h--)
 	{
 		dst = dest;
 		for (i = w - (me_mfont_w * 2 - 2); i > 0; i--)
 			*dst++ = menu_sel_color;
-		dest += g_menuscreen_w;
+		dest += g_menuscreen_pp;
 	}
 }
 
@@ -257,14 +276,14 @@ void menu_init_base(void)
 		for (l = 0; l < 8; l++)
 		{
 			unsigned char fd8x8 = fontdata8x8[c*8+l];
-			if (fd8x8&0x80) *fd  = 0xf0;
-			if (fd8x8&0x40) *fd |= 0x0f; fd++;
-			if (fd8x8&0x20) *fd  = 0xf0;
-			if (fd8x8&0x10) *fd |= 0x0f; fd++;
-			if (fd8x8&0x08) *fd  = 0xf0;
-			if (fd8x8&0x04) *fd |= 0x0f; fd++;
-			if (fd8x8&0x02) *fd  = 0xf0;
-			if (fd8x8&0x01) *fd |= 0x0f; fd++;
+			if (fd8x8&0x80) { *fd  = 0xf0; }
+			if (fd8x8&0x40) { *fd |= 0x0f; }; fd++;
+			if (fd8x8&0x20) { *fd  = 0xf0; }
+			if (fd8x8&0x10) { *fd |= 0x0f; }; fd++;
+			if (fd8x8&0x08) { *fd  = 0xf0; }
+			if (fd8x8&0x04) { *fd |= 0x0f; }; fd++;
+			if (fd8x8&0x02) { *fd  = 0xf0; }
+			if (fd8x8&0x01) { *fd |= 0x0f; }; fd++;
 		}
 		fd += 8*2/2; // 2 empty lines
 	}
@@ -381,10 +400,10 @@ static void menu_darken_text_bg(void)
 		ymax = g_menuscreen_h - 1;
 
 	for (x = xmin; x <= xmax; x++)
-		screen[y * g_menuscreen_w + x] = 0xa514;
+		screen[y * g_menuscreen_pp + x] = 0xa514;
 	for (y++; y < ymax; y++)
 	{
-		ls = y * g_menuscreen_w;
+		ls = y * g_menuscreen_pp;
 		screen[ls + xmin] = 0xffff;
 		for (x = xmin + 1; x < xmax; x++)
 		{
@@ -394,7 +413,7 @@ static void menu_darken_text_bg(void)
 		}
 		screen[ls + xmax] = 0xffff;
 	}
-	ls = y * g_menuscreen_w;
+	ls = y * g_menuscreen_pp;
 	for (x = xmin; x <= xmax; x++)
 		screen[ls + x] = 0xffff;
 }
@@ -411,6 +430,8 @@ static void menu_reset_borders(void)
 
 static void menu_draw_begin(int need_bg, int no_borders)
 {
+	int y;
+
 	plat_video_menu_begin();
 
 	menu_reset_borders();
@@ -418,12 +439,14 @@ static void menu_draw_begin(int need_bg, int no_borders)
 
 	if (need_bg) {
 		if (g_border_style && no_borders) {
-			menu_darken_bg(g_menuscreen_ptr, g_menubg_ptr,
-				g_menuscreen_w * g_menuscreen_h, 1);
+			for (y = 0; y < g_menuscreen_h; y++)
+				menu_darken_bg((short *)g_menuscreen_ptr + g_menuscreen_pp * y,
+					(short *)g_menubg_ptr + g_menuscreen_w * y, g_menuscreen_w, 1);
 		}
 		else {
-			memcpy(g_menuscreen_ptr, g_menubg_ptr,
-				g_menuscreen_w * g_menuscreen_h * 2);
+			for (y = 0; y < g_menuscreen_h; y++)
+				memcpy((short *)g_menuscreen_ptr + g_menuscreen_pp * y,
+					(short *)g_menubg_ptr + g_menuscreen_w * y, g_menuscreen_w * 2);
 		}
 	}
 }
@@ -471,24 +494,12 @@ static int me_count(const menu_entry *ent)
 
 static unsigned int me_read_onoff(const menu_entry *ent)
 {
-	// guess var size based on mask to avoid reading too much
-	if (ent->mask & 0xffff0000)
-		return *(unsigned int *)ent->var & ent->mask;
-	else if (ent->mask & 0xff00)
-		return *(unsigned short *)ent->var & ent->mask;
-	else
-		return *(unsigned char *)ent->var & ent->mask;
+	return *(unsigned int *)ent->var & ent->mask;
 }
 
 static void me_toggle_onoff(menu_entry *ent)
 {
-	// guess var size based on mask to avoid reading too much
-	if (ent->mask & 0xffff0000)
-		*(unsigned int *)ent->var ^= ent->mask;
-	else if (ent->mask & 0xff00)
-		*(unsigned short *)ent->var ^= ent->mask;
-	else
-		*(unsigned char *)ent->var ^= ent->mask;
+	*(unsigned int *)ent->var ^= ent->mask;
 }
 
 static void me_draw(const menu_entry *entries, int sel, void (*draw_more)(void))
@@ -619,10 +630,10 @@ static void me_draw(const menu_entry *entries, int sel, void (*draw_more)(void))
 				offs = x + col2_offs;
 				len = strlen(names[i]);
 				if (len > 10)
-					offs += (10 - len - 2) * me_mfont_w;
+					offs += (10 - len) * me_mfont_w;
 				if (offs < leftname_end)
 					offs = leftname_end;
-				if (i == *(unsigned char *)ent->var) {
+				if (i == *(int *)ent->var) {
 					text_out16(offs, y, "%s", names[i]);
 					break;
 				}
@@ -687,11 +698,11 @@ static int me_process(menu_entry *entry, int is_next, int is_lr)
 			names = (const char **)entry->data;
 			for (c = 0; names[c] != NULL; c++)
 				;
-			*(signed char *)entry->var += is_next ? 1 : -1;
-			if (*(signed char *)entry->var < 0)
-				*(signed char *)entry->var = 0;
-			if (*(signed char *)entry->var >= c)
-				*(signed char *)entry->var = c - 1;
+			*(int *)entry->var += is_next ? 1 : -1;
+			if (*(int *)entry->var < 0)
+				*(int *)entry->var = 0;
+			if (*(int *)entry->var >= c)
+				*(int *)entry->var = c - 1;
 			return 1;
 		default:
 			return 0;
@@ -864,15 +875,14 @@ static void draw_dirlist(char *curdir, struct dirent **namelist,
 
 	max_cnt = g_menuscreen_h / me_sfont_h;
 	start = max_cnt / 2 - sel;
-	n--; // exclude current dir (".")
 
 	menu_draw_begin(1, 1);
 
 //	if (!rom_loaded)
 //		menu_darken_bg(gp2x_screen, 320*240, 0);
 
-	darken_ptr = (short *)g_menuscreen_ptr + g_menuscreen_w * max_cnt/2 * me_sfont_h;
-	menu_darken_bg(darken_ptr, darken_ptr, g_menuscreen_w * me_sfont_h * 8 / 10, 0);
+	darken_ptr = (short *)g_menuscreen_ptr + g_menuscreen_pp * max_cnt/2 * me_sfont_h;
+	menu_darken_bg(darken_ptr, darken_ptr, g_menuscreen_pp * me_sfont_h * 8 / 10, 0);
 
 	x = 5 + me_mfont_w + 1;
 	if (start - 2 >= 0)
@@ -881,21 +891,21 @@ static void draw_dirlist(char *curdir, struct dirent **namelist,
 		pos = start + i;
 		if (pos < 0)  continue;
 		if (pos >= max_cnt) break;
-		if (namelist[i+1]->d_type == DT_DIR) {
+		if (namelist[i]->d_type == DT_DIR) {
 			smalltext_out16(x, pos * me_sfont_h, "/", 0xfff6);
-			smalltext_out16(x + me_sfont_w, pos * me_sfont_h, namelist[i+1]->d_name, 0xfff6);
+			smalltext_out16(x + me_sfont_w, pos * me_sfont_h, namelist[i]->d_name, 0xfff6);
 		} else {
-			unsigned short color = fname2color(namelist[i+1]->d_name);
-			smalltext_out16(x, pos * me_sfont_h, namelist[i+1]->d_name, color);
+			unsigned short color = fname2color(namelist[i]->d_name);
+			smalltext_out16(x, pos * me_sfont_h, namelist[i]->d_name, color);
 		}
 	}
 	smalltext_out16(5, max_cnt/2 * me_sfont_h, ">", 0xffff);
 
 	if (show_help) {
 		darken_ptr = (short *)g_menuscreen_ptr
-			+ g_menuscreen_w * (g_menuscreen_h - me_sfont_h * 5 / 2);
+			+ g_menuscreen_pp * (g_menuscreen_h - me_sfont_h * 5 / 2);
 		menu_darken_bg(darken_ptr, darken_ptr,
-			g_menuscreen_w * (me_sfont_h * 5 / 2), 1);
+			g_menuscreen_pp * (me_sfont_h * 5 / 2), 1);
 
 		snprintf(buff, sizeof(buff), "%s - select, %s - back",
 			in_get_key_name(-1, -PBTN_MOK), in_get_key_name(-1, -PBTN_MBACK));
@@ -919,10 +929,15 @@ static int scandir_cmp(const void *p1, const void *p2)
 {
 	const struct dirent **d1 = (const struct dirent **)p1;
 	const struct dirent **d2 = (const struct dirent **)p2;
+	const char *p;
+	if ((p = (*d1)->d_name)[0] == '.' && p[1] == '.' && p[2] == 0)
+		return -1;	// ".." first
+	if ((p = (*d2)->d_name)[0] == '.' && p[1] == '.' && p[2] == 0)
+		return 1;
 	if ((*d1)->d_type == (*d2)->d_type)
 		return alphasort(d1, d2);
 	if ((*d1)->d_type == DT_DIR)
-		return -1; // put before
+		return -1;	// directories before files/links
 	if ((*d2)->d_type == DT_DIR)
 		return  1;
 
@@ -937,12 +952,13 @@ static int scandir_filter(const struct dirent *ent)
 	const char *ext;
 	int i;
 
-	if (ent == NULL || ent->d_name == NULL)
+	if (ent == NULL)
 		return 0;
 
 	switch (ent->d_type) {
 	case DT_DIR:
-		return 1;
+		// leave out useless reference to current directory
+		return strcmp(ent->d_name, ".") != 0;
 	case DT_LNK:
 	case DT_UNKNOWN:
 		// could be a dir, deal with it later..
@@ -991,7 +1007,6 @@ static const char *menu_loop_romsel(char *curr_path, int len,
 	int n = 0, inp = 0, sel = 0, show_help = 0;
 	char *curr_path_restore = NULL;
 	const char *ret = NULL;
-	int changed;
 	char cinp;
 	int r, i;
 
@@ -1025,13 +1040,10 @@ rescan:
 
 	n = scandir(curr_path, &namelist, filter, (void *)scandir_cmp);
 	if (n < 0) {
-		char *t;
 		lprintf("menu_loop_romsel failed, dir: %s\n", curr_path);
 
-		// try root
-		t = getcwd(curr_path, len);
-		if (t == NULL)
-			plat_get_root_dir(curr_path, len);
+		// try data root
+		plat_get_data_dir(curr_path, len);
 		n = scandir(curr_path, &namelist, filter, (void *)scandir_cmp);
 		if (n < 0) {
 			// oops, we failed
@@ -1041,43 +1053,40 @@ rescan:
 	}
 
 	// try to resolve DT_UNKNOWN and symlinks
-	changed = 0;
 	for (i = 0; i < n; i++) {
 		struct stat st;
+		char *slash;
 
 		if (namelist[i]->d_type == DT_REG || namelist[i]->d_type == DT_DIR)
 			continue;
 
+		r = strlen(curr_path);
+		slash = (r && curr_path[r-1] == '/') ? "" : "/";
 		snprintf(rom_fname_reload, sizeof(rom_fname_reload),
-			"%s/%s", curr_path, namelist[i]->d_name);
+			"%s%s%s", curr_path, slash, namelist[i]->d_name);
 		r = stat(rom_fname_reload, &st);
 		if (r == 0)
 		{
-			if (S_ISREG(st.st_mode)) {
+			if (S_ISREG(st.st_mode))
 				namelist[i]->d_type = DT_REG;
-				changed = 1;
-			}
-			else if (S_ISDIR(st.st_mode)) {
+			else if (S_ISDIR(st.st_mode))
 				namelist[i]->d_type = DT_DIR;
-				changed = 1;
-			}
 		}
 	}
 
 	if (!g_menu_filter_off && extra_filter != NULL)
 		n = extra_filter(namelist, n, curr_path);
 
-	if (n > 1 && changed)
+	if (n > 1)
 		qsort(namelist, n, sizeof(namelist[0]), scandir_cmp);
 
 	// try to find selected file
-	// note: we don't show '.' so sel is namelist index - 1
 	sel = 0;
 	if (sel_fname[0] != 0) {
-		for (i = 1; i < n; i++) {
+		for (i = 0; i < n; i++) {
 			char *dname = namelist[i]->d_name;
 			if (dname[0] == sel_fname[0] && strcmp(dname, sel_fname) == 0) {
-				sel = i - 1;
+				sel = i;
 				break;
 			}
 		}
@@ -1097,52 +1106,54 @@ rescan:
 		if (inp & PBTN_MA3)   {
 			g_menu_filter_off = !g_menu_filter_off;
 			snprintf(sel_fname, sizeof(sel_fname), "%s",
-				namelist[sel+1]->d_name);
+				namelist[sel]->d_name);
 			goto rescan;
 		}
-		if (inp & PBTN_UP  )  { sel--;   if (sel < 0)   sel = n-2; }
-		if (inp & PBTN_DOWN)  { sel++;   if (sel > n-2) sel = 0; }
+		if (inp & PBTN_UP  )  { sel--;   if (sel < 0)   sel = n-1; }
+		if (inp & PBTN_DOWN)  { sel++;   if (sel > n-1) sel = 0; }
 		if (inp & PBTN_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }
 		if (inp & PBTN_L)     { sel-=24; if (sel < 0)   sel = 0; }
-		if (inp & PBTN_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }
-		if (inp & PBTN_R)     { sel+=24; if (sel > n-2) sel = n-2; }
+		if (inp & PBTN_RIGHT) { sel+=10; if (sel > n-1) sel = n-1; }
+		if (inp & PBTN_R)     { sel+=24; if (sel > n-1) sel = n-1; }
 
 		if ((inp & PBTN_MOK) || (inp & (PBTN_MENU|PBTN_MA2)) == (PBTN_MENU|PBTN_MA2))
 		{
-			if (namelist[sel+1]->d_type == DT_REG)
+			if (namelist[sel]->d_type == DT_REG)
 			{
+				int l = strlen(curr_path);
+				char *slash = l && curr_path[l-1] == '/' ? "" : "/";
 				snprintf(rom_fname_reload, sizeof(rom_fname_reload),
-					"%s/%s", curr_path, namelist[sel+1]->d_name);
+					"%s%s%s", curr_path, slash, namelist[sel]->d_name);
 				if (inp & PBTN_MOK) { // return sel
 					ret = rom_fname_reload;
 					break;
 				}
-				do_delete(rom_fname_reload, namelist[sel+1]->d_name);
+				do_delete(rom_fname_reload, namelist[sel]->d_name);
 				goto rescan;
 			}
-			else if (namelist[sel+1]->d_type == DT_DIR)
+			else if (namelist[sel]->d_type == DT_DIR)
 			{
 				int newlen;
 				char *p, *newdir;
 				if (!(inp & PBTN_MOK))
 					continue;
-				newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;
+				newlen = strlen(curr_path) + strlen(namelist[sel]->d_name) + 2;
 				newdir = malloc(newlen);
 				if (newdir == NULL)
 					break;
-				if (strcmp(namelist[sel+1]->d_name, "..") == 0) {
+				if (strcmp(namelist[sel]->d_name, "..") == 0) {
 					char *start = curr_path;
 					p = start + strlen(start) - 1;
 					while (*p == '/' && p > start) p--;
 					while (*p != '/' && p > start) p--;
-					if (p <= start) strcpy(newdir, "/");
+					if (p <= start) plat_get_data_dir(newdir, newlen);
 					else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }
 				} else {
 					strcpy(newdir, curr_path);
 					p = newdir + strlen(newdir) - 1;
 					while (*p == '/' && p >= newdir) *p-- = 0;
 					strcat(newdir, "/");
-					strcat(newdir, namelist[sel+1]->d_name);
+					strcat(newdir, namelist[sel]->d_name);
 				}
 				ret = menu_loop_romsel(newdir, newlen, filter_exts, extra_filter);
 				free(newdir);
@@ -1381,7 +1392,8 @@ static void draw_key_config(const me_bind_action *opts, int opt_cnt, int player_
 	y = (g_menuscreen_h - 4 * me_mfont_h) / 2 - (2 + opt_cnt) * me_mfont_h / 2;
 	if (x < me_mfont_w * 2)
 		x = me_mfont_w * 2;
-
+	if (y < 0)
+		y = 0;
 	menu_draw_begin(1, 0);
 	if (player_idx >= 0)
 		text_out16(x, y, "Player %i controls", player_idx + 1);