Plugin tutorial init:

src/globals.cpp

@@ -172,7 +172,7 @@ RegisterVariable(Int, WaitForEvents, 1);
 RegisterVariable(Int, DrawLineNumbers, 1);
 RegisterVariable(Int, DrawScrollbar, 1);
 RegisterVariable(Int, IndentSize, 4);
-RegisterVariable(Int, FontSize, 15);
+RegisterVariable(Int, FontSize, 20);
 RegisterVariable(String, PathToFont, "");
 RegisterVariable(Float, UndoMergeTime, 0.3);
 RegisterVariable(Float, JumpHistoryMergeTime, 0.3);

src/plugin_tutorial.cpp

@@ -0,0 +1,118 @@
+#if PLUGIN_TUTORIAL
+
+#define RegisterTutorialSection(NAME, DESC, STRING)\
+String NAME##_string = STRING;\
+void CMD_##NAME() {\
+    Buffer *buffer = CreateBuffer(SysAllocator, GetUniqueBufferName(ProjectFolder, #NAME), NAME##_string.len * 4 + 4096);\
+    buffer->temp = true;\
+    RawAppend(buffer, NAME##_string);\
+    buffer->dirty = false;\
+    Open(buffer->name);\
+} RegisterCommand(CMD_##NAME, "", DESC);
+
+RegisterTutorialSection(EnterTheTutorial, "The guide to sailing the text", R"==(
+
+                 Hello sailor!
+        --------------------------------
+
+        I see you have entered the unknown
+        text waters of the internet.
+
+        Before we set sail, right click:
+
+                     :CoolText
+
+        ...and watch the waters stir.
+
+)==");
+
+RegisterTutorialSection(CoolText, "Coolest text inside the coolest tutorial", R"==(
+
+             The text can lead you
+              into interesting places
+        --------------------------------
+
+        Do not be afraid. Try these too:
+
+             :MakeFontLarger
+             :MakeFontSmaller
+
+        Make the letters huge.
+        Then make them tiny again.
+            and then ...
+
+        --------------------------------
+
+         :GoToNextSectionOfTheTutorial!
+
+)==");
+
+RegisterTutorialSection(GoToNextSectionOfTheTutorial, "Yes!", R"==(
+   Special words listen to keys too:
+
+       Ctrl-+      Ctrl--
+
+   Even right click has a twin:
+
+       Ctrl-Q      F12
+
+   Put your caret here and try:
+
+       :Prev
+       :New (beware, you may never return! Hint: Take a look at the bar on the bottom)
+       :HowToFindCommands
+)==");
+
+RegisterTutorialSection(HowToFindCommands, "Tutorial on finding the commands", R"==(
+    Open the map:
+
+        :ShowCommands (Ctrl-Shift-P)
+
+    Type a few letters.
+    Press (Enter) to choose.
+
+    These special words are not magical
+        You can easily find them
+            and use.
+
+    -------------------------------
+
+        HowToBindCommandsToKeys
+
+    -------------------------------
+)==");
+
+RegisterTutorialSection(HowToBindCommandsToKeys, "how to bind commands to keys", R"==(
+
+We will start easy. Try selecting the entire line below and (ctrl-q / right click / F12)
+
+:Set DrawLineNumbers 0
+:Set TextColor ffaa0000
+
+
+
+Make it normal again:
+
+:Set DrawLineNumbers 1
+:Set TextColor ff21201d
+
+
+
+And of course this setup also works for keys:
+
+:Set MakeFontLarger 'ctrl-t'
+
+
+
+
+See the map for this:
+
+    :OpenConfigOptions
+
+)==");
+
+void InitTutorial() {
+    CMD_EnterTheTutorial();
+}
+
+#endif

src/text_editor.cpp

@@ -73,6 +73,7 @@
 #include "render_opengl.cpp"
 
 #define PLUGIN_CONFIG 1
+#define PLUGIN_TUTORIAL 1
 #define PLUGIN_WINDOW_MANAGEMENT 1
 #define PLUGIN_DIRECTORY_NAVIGATION 1
 #define PLUGIN_SEARCH_OPEN_BUFFERS 1
@@ -132,6 +133,7 @@
 #include "plugin_file_commands.cpp"
 #include "plugin_word_complete.cpp"
 #include "plugin_tests.cpp"
+#include "plugin_tutorial.cpp"
 
 #if OS_WASM
 EM_JS(void, JS_SetMouseCursor, (const char *cursor_str), {
@@ -1141,6 +1143,12 @@ int main(int argc, char **argv, char **envp)
         Open(argv[i]);
     }
 
+#if PLUGIN_TUTORIAL
+    if (argc == 1) {
+        InitTutorial();
+    }
+#endif
+
 #if PLUGIN_LOAD_VCVARS
     LoadVCVars();
 #endif