Add button to check older versions; improve Changelist layout

Author: Bentroen

scripts/draw_window_update/draw_window_update.gml

@@ -37,25 +37,35 @@ function draw_window_update() {
 	}
 
 	draw_theme_font(font_main)
-	if (language != 1) {if (window = w_update) draw_text_dynamic(x1 + 32, y1 + 32, "Thank you for upgrading to version " + version + "!")}
-	else {if (window = w_update) draw_text_dynamic(x1 + 32, y1 + 32, "感谢你更新到" + version + "版本！")}
-	draw_area(x1 + 16, y1 + 58, x1 + 487, y1 + 310)
+	if (language != 1) {
+		if (window = w_update) {
+			draw_text_dynamic(x1 + 32, y1 + 32, "Thank you for upgrading to version " + version + "!")
+		}
+	} else {
+		if (window = w_update) {
+			draw_text_dynamic(x1 + 32, y1 + 32, "感谢你更新到" + version + "版本！")
+		}
+	}
+	draw_area(x1 + 16, y1 + 58, x1 + 487, y1 + 357)
 	n = string_count("\n", fullstr) 
 	for (a = 0; a < n; a += 1) {
 	    str[a] = string_copy(fullstr, 1, string_pos("\n", fullstr) - 1)
 	    strb[a] = 0
 	    if (string_char_at(str[a], 1) = "C") strb[a] = 1
 	    fullstr = string_delete(fullstr, 1, string_pos("\n", fullstr))
 	}
-	for (a = sb_val[update_scrollbar]; a < sb_val[update_scrollbar] + 15; a += 1) {
+	for (a = sb_val[update_scrollbar]; a < sb_val[update_scrollbar] + 18; a += 1) {
 	    if (a >= n) break
 	    if (strb[a]) draw_theme_font(font_main_bold)
 	    else draw_theme_font(font_main)
 	    draw_text(x1 + 32, y1 + 64 + 16 * (a - sb_val[update_scrollbar]), str[a])
 	}
 	draw_theme_font(font_main)
-	draw_scrollbar(update_scrollbar, x1 + 470, y1 + 60, 12, 18, n, 0, 1)
-	if (draw_button2(x1 + 220, y1 + 340, 72, condstr(language != 1, "OK", "确认")) && (windowopen = 1 || theme != 3)) {
+	draw_scrollbar(update_scrollbar, x1 + 470, y1 + 60, 12, 22, n, 0, 1)
+	if (draw_button2(x1 + 16, y1 + 365, 96, condstr(language != 1, "Older versions...", "Older versions..."))) {
+		open_url("https://hielkeminecraft.github.io/OpenNoteBlockStudio/changelog")
+	}
+	if (draw_button2(x1 + 487 - 72, y1 + 365, 72, condstr(language != 1, "OK", "确认")) && (windowopen = 1 || theme != 3)) {
 	    if (window = w_update) {
 	        window = w_greeting
 			save_settings() // Save new version number