First Window

.gitignore

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+cmake-build-*/
+.idea/
+

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.15)
+project(WinGUI C)
+
+set(SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
+file(GLOB SOURCES ${SOURCE_DIR}/*.c)
+list(FILTER SOURCES EXCLUDE REGEX \\.t\\.c)
+foreach (item IN LISTS SOURCES)
+    message(STATUS "[${PROJECT_NAME}] SOURCE: ${item}")
+endforeach ()
+
+add_library(${PROJECT_NAME} "")
+target_sources(${PROJECT_NAME} PUBLIC ${SOURCES})
+target_include_directories(${PROJECT_NAME} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
+
+file(GLOB TEST_SOURCES ${SOURCE_DIR}/*.t.c)
+foreach (item IN LISTS TEST_SOURCES)
+    get_filename_component(TestUnit ${item} NAME_WLE)
+    message(STATUS "[${PROJECT_NAME}] TEST UNIT: ${TestUnit} - ${item}")
+    add_executable(${TestUnit} ${item})
+    target_link_libraries(${TestUnit} PRIVATE ${PROJECT_NAME})
+endforeach ()

c_WinGuiApp.c

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+#include <c_WinGuiApp.h>
+
+c_WinGuiApp_t c_WinGuiApp = {0};
+
+

c_WinGuiApp.h

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+#ifndef INCLUDED_C_WINGUIAPP_H
+#define INCLUDED_C_WINGUIAPP_H
+
+#ifndef INCLUDED_WINDOWS_H
+#define INCLUDED_WINDOWS_H
+#include <windows.h>
+#endif /*INCLUDED_WINDOWS_H*/
+
+#ifndef INCLUDED_WINDOWSX_H
+#define INCLUDED_WINDOWSX_H
+#include <windowsx.h>
+#endif /*INCLUDED_WINDOWSX_H*/
+
+#ifndef INCLUDED_STRING_H
+#define INCLUDED_STRING_H
+#include <string.h>
+#endif /*INCLUDED_STRING_H*/
+
+#ifndef INCLUDED_STDLIB_H
+#define INCLUDED_STDLIB_H
+#include <stdlib.h>
+#endif /*INCLUDED_STDLIB_H*/
+
+#ifndef INCLUDED_TIME_H
+#define INCLUDED_TIME_H
+#include <time.h>
+#endif /*INCLUDED_TIME_H*/
+
+#ifndef INCLUDED_STDINT_H
+#define INCLUDED_STDINT_H
+#include <stdint.h>
+#endif /*INCLUDED_STDINT_H*/
+
+#ifndef INCLUDED_STDBOOL_H
+#define INCLUDED_STDBOOL_H
+#include <stdbool.h>
+#endif /*INCLUDED_STDBOOL_H*/
+
+#ifndef INCLUDED_STDATOMIC_H
+#define INCLUDED_STDATOMIC_H
+#include <stdatomic.h>
+#endif /*INCLUDED_STDATOMIC_H*/
+
+#ifndef INCLUDED_STDDEF_H
+#define INCLUDED_STDDEF_H
+#include <stddef.h>
+#endif /*INCLUDED_STDDEF_H*/
+
+#ifndef INCLUDED_INTTYPES_H
+#define INCLUDED_INTTYPES_H
+#include <inttypes.h>
+#endif /*INCLUDED_INTTYPES_H*/
+
+
+
+
+/* -------------------------------------------------------------------------------------------------------------- */
+/*  */
+
+typedef struct {
+    HINSTANCE  hInstance;
+    HWND hMainWindow;
+}c_WinGuiApp_t;
+
+typedef bool (*c_WinGuiApp_fRegister_t)(HINSTANCE hInstance);
+typedef HWND (*c_WinGuiApp_fCreate_t)(HINSTANCE hInstance, int nCmdShow);
+
+extern c_WinGuiApp_t c_WinGuiApp;
+/* -------------------------------------------------------------------------------------------------------------- */
+/*  */
+
+#define c_WinGuiApp_Main(fRegister, fCreate) \
+int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmdParam, int nCmdShow){ \
+    MSG Msg;                                 \
+    if(!hPrevInstance){                      \
+        if(!fRegister(hInstance)){           \
+            return FALSE;                    \
+        }                                    \
+    }                                        \
+    c_WinGuiApp.hMainWindow = fCreate(hInstance, nCmdShow);                                         \
+    if(!c_WinGuiApp.hMainWindow){            \
+        return FALSE;                        \
+    }                                        \
+    while(GetMessage(&Msg, NULL, 0, 0)){     \
+        TranslateMessage(&Msg);              \
+        DispatchMessage(&Msg);               \
+    }                                        \
+    return Msg.wParam;                       \
+}
+
+#define c_WinGuiApp_OnEvent(msg, handler) case msg: return HANDLE_##msg(hWnd, wParam, lParam, handler);
+
+#define c_WinGuiApp_EventBegin(name) \
+static LRESULT CALLBACK name(HWND hWnd, UINT Message, WPARAM wParam, LPARAM lParam){ \
+    switch (Message) {
+
+
+#define c_WinGuiApp_EventEnd\
+        default: \
+            return DefWindowProc(hWnd, Message, wParam, lParam); \
+    } \
+}
+
+
+#endif /*INCLUDED_C_WINGUIAPP_H*/

c_WinGuiApp.t.c

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+#include "c_WinGuiApp.h"
+
+/* -------------------------------------------------------------------------------------------------------------- */
+/*  */
+
+#define MAIN_WINDOW_CLASSNAME "c_WinGuiApp_Main"
+
+/* -------------------------------------------------------------------------------------------------------------- */
+/*  */
+
+static void MainWindow_OnDestroy(HWND hwnd){
+    PostQuitMessage(0);
+}
+
+static void MainWindow_OnPaint(HWND hwnd){
+    PAINTSTRUCT PaintStruct;
+    HDC hdc = BeginPaint(hwnd, &PaintStruct);
+    TextOutA(hdc, 10, 10, "Hello", 5);
+    EndPaint(hwnd, &PaintStruct);
+}
+
+/* -------------------------------------------------------------------------------------------------------------- */
+/*  */
+
+c_WinGuiApp_EventBegin(WndProc)
+    c_WinGuiApp_OnEvent(WM_DESTROY, MainWindow_OnDestroy)
+    c_WinGuiApp_OnEvent(WM_PAINT, MainWindow_OnPaint)
+c_WinGuiApp_EventEnd
+
+/* -------------------------------------------------------------------------------------------------------------- */
+/*  */
+
+
+
+static bool Register(HINSTANCE hInstance){
+    WNDCLASS WndClass;
+    WndClass.lpszClassName = MAIN_WINDOW_CLASSNAME;
+    WndClass.style = CS_HREDRAW | CS_VREDRAW;
+    WndClass.cbWndExtra = 0;
+    WndClass.cbClsExtra = 0;
+    WndClass.hInstance = hInstance;
+    WndClass.lpfnWndProc = WndProc;
+    WndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
+    WndClass.hCursor = LoadCursor(NULL, IDC_ARROW);
+    WndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
+    WndClass.lpszMenuName = NULL;
+    return (RegisterClass(&WndClass)!=0);
+}
+
+
+static HWND Create(HINSTANCE hInstance, int nCmdShow){
+    HWND hWindow = CreateWindowEx(0, MAIN_WINDOW_CLASSNAME, MAIN_WINDOW_CLASSNAME,
+                                  WS_OVERLAPPEDWINDOW,
+                                  CW_USEDEFAULT, CW_USEDEFAULT,
+                                  CW_USEDEFAULT, CW_USEDEFAULT,
+                                  NULL, NULL, hInstance, NULL);
+    if(!hWindow) return NULL;
+    c_WinGuiApp.hMainWindow = hWindow;
+    ShowWindow(hWindow, nCmdShow);
+    UpdateWindow(hWindow);
+    return hWindow;
+}
+
+/* -------------------------------------------------------------------------------------------------------------- */
+/*  */
+
+
+c_WinGuiApp_Main(Register, Create)
+
+