Add coroutines on C++ side, Implement the test in C++

src/text_editor/commands_bindings.cpp

@@ -1,5 +1,5 @@
 
-void GlobalCommand(Event event) {
+void OnCommand(Event event) {
     ProfileFunction();
 
     //

src/text_editor/coroutines.cpp

@@ -0,0 +1,48 @@
+typedef void      CoroutineProc(mco_coro *co);
+Array<mco_coro *> ActiveCoroutines;
+
+mco_coro *AddCo(CoroutineProc *proc) {
+    mco_desc desc = mco_desc_init(proc, 0);
+
+    mco_coro  *coro = NULL;
+    mco_result ok   = mco_create(&coro, &desc);
+    if (ok != MCO_SUCCESS) {
+        ReportWarningf("failed to create coroutine %d", ok);
+        return NULL;
+    }
+
+    mco_resume(coro);
+    Add(&ActiveCoroutines, coro);
+    return coro;
+}
+
+void UpdateCo(Event *event) {
+    IterRemove(ActiveCoroutines) {
+        IterRemovePrepare(ActiveCoroutines);
+
+        mco_state status = mco_status(it);
+        if (status == MCO_DEAD) {
+            mco_destroy(it);
+            remove_item = true;
+        } else {
+            mco_push(it, &event, sizeof(Event *));
+            mco_result ok = mco_resume(it);
+            if (ok != MCO_SUCCESS) {
+                ReportWarningf("failed to resume coroutine %d", ok);
+                mco_destroy(it);
+                remove_item = true;
+            }
+        }
+    }
+}
+
+Event *Yield(mco_coro *co) {
+    mco_result ok = mco_yield(co);
+    Assert(ok == MCO_SUCCESS);
+
+    Event *event = NULL;
+    ok           = mco_pop(co, &event, sizeof(Event *));
+    Assert(ok == MCO_SUCCESS);
+
+    return event;
+}

src/text_editor/event.cpp

@@ -21,10 +21,10 @@ enum {
 #define EVENT_FIELDS         \
     X(EventKind, Int, kind)  \
     X(SDL_Keycode, Int, key) \
-    X(int16_t, Int, xmouse)  \
-    X(int16_t, Int, ymouse)  \
     X(int16_t, Int, xwindow) \
     X(int16_t, Int, ywindow) \
+    X(int16_t, Int, xmouse)  \
+    X(int16_t, Int, ymouse)  \
     X(uint8_t, Int, clicks)  \
     X(uint8_t, Int, shift)   \
     X(uint8_t, Int, ctrl)    \

src/text_editor/test.cpp

@@ -0,0 +1,20 @@
+void Test(mco_coro *co) {
+    Add(&EventPlayback, {EVENT_KEY_PRESS, SDLK_DOWN, 1280, 720});
+    Add(&EventPlayback, {EVENT_KEY_PRESS, SDLK_DOWN, 1280, 720});
+    Add(&EventPlayback, {EVENT_KEY_PRESS, SDLK_DOWN, 1280, 720});
+    Add(&EventPlayback, {EVENT_KEY_PRESS, SDLK_DOWN, 1280, 720});
+    Add(&EventPlayback, {EVENT_KEY_PRESS, SDLK_DOWN, 1280, 720});
+    Add(&EventPlayback, {EVENT_KEY_PRESS, SDLK_DOWN, 1280, 720});
+    Add(&EventPlayback, {EVENT_KEY_PRESS, SDLK_DOWN, 1280, 720});
+    Add(&EventPlayback, {EVENT_KEY_PRESS, SDLK_Q, 1280, 720});
+    GetLast(EventPlayback)->ctrl = 1;
+    Add(&EventPlayback, {EVENT_KEY_PRESS, SDLK_PAGEDOWN, 1280, 720});
+    Add(&EventPlayback, {111});
+
+    for (Event *event = Yield(co); event->kind != 111; event = Yield(co)) {
+    }
+
+    BSet main = GetActiveMainSet();
+    Assert(main.buffer->name == "C:/Work/text_editor/src/text_editor/buffer_history.cpp");
+    Add(&EventPlayback, {EVENT_QUIT});
+}

src/text_editor/text_editor.cpp

@@ -12,6 +12,8 @@
 #include "external/glad/glad.h"
 #include "external/stb_truetype.h"
 #include "external/stb_truetype.c"
+#define MINICORO_IMPL
+#include "external/minicoro.h"
 #include "backup_font.cpp"
 
 SDL_Window *SDLWindow;
@@ -49,6 +51,9 @@ int         FullScreenPositionX, FullScreenPositionY;
 
 #include "window_draw.cpp"
 
+#include "coroutines.cpp"
+#include "test.cpp"
+
 void FillEventWithBasicData(Event *event) {
     SDL_Keymod mod = SDL_GetModState();
     event->shift   = (mod & SDL_KMOD_SHIFT) != 0;
@@ -163,9 +168,10 @@ void Update(Event event) {
         view->update_scroll             = true;
     }
 
-    GlobalCommand(event);
+    OnCommand(event);
     For(Windows) if (it.o->is_title_bar) ReplaceTitleBarData(it.o);
     UpdateProcesses();
+    UpdateCo(&event);
     ReloadLuaConfigs();
     CallLuaOnUpdate(&event);
     UpdateDebugBuffer();
@@ -311,6 +317,9 @@ int main(int argc, char **argv)
 
     InitLuaConfig();
 
+    StyleWaitForEvents = false;
+    AddCo(Test);
+
     Serializer ser = {EventBuffer};
     while (AppIsRunning) {
         FrameID += 1;