Implemented "CreateWindow"

.vscode/settings.json

@@ -2,5 +2,9 @@
     "mesonbuild.configureOnOpen": true,
     "C_Cpp.codeAnalysis.clangTidy.checks.disabled": [
         "clang-diagnostic-pragma-once-outside-header"
-    ]
+    ],
+    "files.associations": {
+        "phtml": "php",
+        "new": "cpp"
+    }
 }

CMakeLists.txt

@@ -43,9 +43,17 @@ include_directories(./prod_include)
 
 find_package(PkgConfig REQUIRED)
 
-#libdsetup.so:
+#dependency
+include_directories(${GTK4_INCLUDE_DIRS})
+link_directories(${GTK4_LIBRARY_DIRS})
 
-#resolve wildcards and add "dsetup.cpp" as the first of the list
+#libopendx.so:
+set(OPENDX_CPP libs/opendx/opendx.cpp)
+#file(GLOB_RECURSE OPENDX_CPP libs/opendx/fun/*.cpp)
+add_library(opendx SHARED ${OPENDX_CPP})
+target_link_libraries(opendx ${GTK4_LIBRARIES})
+
+#libdsetup.so:
 set(DSETUP_CPP libs/dsetup/dsetup.cpp)
 file(GLOB_RECURSE DSETUP_CPP libs/dsetup/fun/*.cpp)
 
@@ -57,10 +65,6 @@ add_library(d3d9 SHARED libs/d3d9/d3d9.cpp)
 #dxdiag:
 pkg_check_modules(GTK4 REQUIRED gtk4)
 
-
-include_directories(${GTK4_INCLUDE_DIRS})
-link_directories(${GTK4_LIBRARY_DIRS})
-
 add_executable(dxdiag tools/dxdiag/main.cpp)
 target_link_libraries(dxdiag ${GTK4_LIBRARIES})
 target_link_libraries(dxdiag dsetup)

libs/dsetup/dsetup.hpp

@@ -1 +1,2 @@
+#pragma onnce
 #include "fun/DirectXSetupGetVersion.hpp"

libs/dsetup/fun/DirectXSetupGetVersion.hpp

@@ -1,3 +1,4 @@
+#pragma onnce
 #include <windows.h>
 
 /**

libs/opendx/opendx.cpp

@@ -1 +1,86 @@
+#include <windows.h>
+#include <gtk/gtk.h>
+#include <winuser.h>
+#include <opendx.h>
 
+/**
+ * @brief Create a Window 
+ * 
+ * @return HWND 
+ */
+HWND CreateWindowExA(
+    DWORD extStyle,
+    LPCSTR className, //optional
+    LPCSTR title, //optional
+    DWORD style,
+    int x, //ignored. It's the user responsability to set the window position. (GTK4)
+    int y, //ignored. It's the user responsability to set the window position. (GTK4)
+    int width,
+    int height,
+    HWND parent, //optional
+    HMENU menu, //optional
+    HINSTANCE instance, //optional (Windows ignores it)
+    LPVOID param //optional
+) {
+    GtkWidget* window = gtk_window_new();
+
+    if (title != nullptr) {
+        gtk_window_set_title(GTK_WINDOW(window), title);
+    }
+
+    gtk_window_set_default_size(GTK_WINDOW(window), width, height);
+
+    //style:
+    // TODO: Complete the list
+    if (!(style & WS_CAPTION)) {
+        gtk_window_set_title(GTK_WINDOW(window), "");
+    }
+    if (!(style & WS_SYSMENU)) {
+        gtk_window_set_deletable(GTK_WINDOW(window), false);
+    }
+    if (style & WS_VISIBLE) {
+        gtk_widget_show(GTK_WIDGET(window));
+    }
+
+    return window;
+}
+
+BOOL ShowWindow(HWND window, int nCmdShow) {
+    BOOL r = gtk_widget_get_visible(GTK_WIDGET(window));
+    gtk_widget_show(GTK_WIDGET(window));
+    return r;
+}
+
+/*
+ * OpenDX utility class
+ */
+OpenDX::OpenDX(int argc, char* argv[], int (*WinMain)(HINSTANCE, HINSTANCE, LPSTR, int)) {
+    //Converts argc and argv to WinMain params
+    char* cmdline = (char*) malloc(sizeof(char));
+    cmdline[0] = '\0';
+
+    for (int i = 0; i < argc; i++) {
+        cmdline = (char*) realloc(cmdline, strlen(cmdline) + strlen(argv[i]) + 2);
+        strcat(cmdline, argv[i]);
+        if (i < argc - 1) {
+            strcat(cmdline, " ");
+        }
+    }
+
+    gtk_init();
+    if (WinMain != nullptr) {
+        winMain_r = (*WinMain)(nullptr,nullptr,cmdline,0);
+    }
+}
+
+OpenDX::OpenDX(int (*WinMain)(HINSTANCE, HINSTANCE, LPSTR, int)) {
+    gtk_init();
+
+    if (WinMain != nullptr) {
+        winMain_r = (*WinMain)(nullptr,nullptr,"",0);
+    }
+}
+
+int OpenDX::getReturnCode() {
+    return winMain_r;
+}

libs/opendx/opendx.hpp

@@ -1 +1,2 @@
+#pragma once
 

prod_include/opendx.h

@@ -0,0 +1,15 @@
+#pragma once
+#include <windows.h>
+
+/**
+ * @brief OpenDX utility class
+ */
+class OpenDX {
+    public:
+        OpenDX(int argc, char* argv[],int (*WinMain)(HINSTANCE, HINSTANCE, LPSTR, int) = nullptr);
+        OpenDX(int (*WinMain)(HINSTANCE, HINSTANCE, LPSTR, int) = nullptr);
+        int getReturnCode();
+    
+    private:
+        int winMain_r = 0;
+};

prod_include/windows.h

@@ -21,10 +21,13 @@
 #define TCHAR char
 #define UINT unsigned int
 #define ULONG unsigned long
-#define UlONG_PTR unsigned long
+#define ULONG_PTR unsigned long
 #define LONG long
 #define BOOL bool
 #define BYTE unsigned char
+#define LPCTSTR const char*
+#define LPCSTR const char*
+#define LPCWSTR const char*
 
 #include <stdarg.h>
 #include <windef.h>

prod_include/winuser.h

@@ -0,0 +1,101 @@
+/**
+ * From "libopendx.so"
+ */
+#pragma once
+#include <windows.h>
+
+/**
+ * Extended Window Styles
+ * ref: https://learn.microsoft.com/en-us/windows/win32/winmsg/extended-window-styles
+ */
+#define WS_EX_ACCEPTFILES 0x00000010L
+#define WS_EX_APPWINDOW 0x00040000L
+#define WS_EX_CLIENTEDGE 0x00000200L
+#define WS_EX_COMPOSITED 0x02000000L
+#define WS_EX_CONTEXTHELP 0x00000400L
+#define WS_EX_CONTROLPARENT 0x00010000L
+#define WS_EX_DLGMODALFRAME 0x00000001L
+#define WS_EX_LAYERED 0x00080000
+#define WS_EX_LAYOUTRTL 0x00400000L
+#define WS_EX_LEFT 0x00000000L
+#define WS_EX_LEFTSCROLLBAR 0x00004000L
+#define WS_EX_LTRREADING 0x00000000L
+#define WS_EX_MDICHILD 0x00000040L
+#define WS_EX_NOACTIVATE 0x08000000L
+#define WS_EX_NOINHERITLAYOUT 0x00100000L
+#define WS_EX_NOPARENTNOTIFY 0x00000004L
+#define WS_EX_NOREDIRECTIONBITMAP 0x00200000L
+#define WS_EX_RIGHT 0x00001000L
+#define WS_EX_RIGHTSCROLLBAR 0x00000000L
+#define WS_EX_RTLREADING 0x00002000L
+#define WS_EX_STATICEDGE 0x00020000L
+#define WS_EX_TOOLWINDOW 0x00000080L
+#define WS_EX_TOPMOST 0x00000008L
+#define WS_EX_TRANSPARENT 0x00000020L
+#define WS_EX_WINDOWEDGE 0x00000100L
+#define WS_EX_OVERLAPPEDWINDOW (WS_EX_WINDOWEDGE | WS_EX_CLIENTEDGE)
+#define WS_EX_PALETTEWINDOW (WS_EX_WINDOWEDGE | WS_EX_TOOLWINDOW | WS_EX_TOPMOST)
+
+/*
+ * Window Styles
+ * ref: https://learn.microsoft.com/en-us/windows/win32/winmsg/window-styles
+ */
+#define WS_BORDER 0x00800000L
+#define WS_CAPTION 0x00C00000L
+#define WS_CHILD 0x40000000L
+#define WS_CHILDWINDOW 0x40000000L
+#define WS_CLIPCHILDREN 0x02000000L
+#define WS_CLIPSIBLINGS 0x04000000L
+#define WS_DISABLED 0x08000000L
+#define WS_DLGFRAME 0x00400000L
+#define WS_GROUP 0x00020000L
+#define WS_HSCROLL 0x00100000L
+#define WS_ICONIC 0x20000000L
+#define WS_MAXIMIZE 0x01000000L
+#define WS_MAXIMIZEBOX 0x00010000L
+#define WS_MINIMIZE 0x20000000L
+#define WS_MINIMIZEBOX 0x00020000L
+#define WS_OVERLAPPED 0x00000000L
+#define WS_POPUP 0x80000000L
+#define WS_SIZEBOX 0x00040000L
+#define WS_SYSMENU 0x00080000L
+#define WS_TABSTOP 0x00010000L
+#define WS_THICKFRAME 0x00040000L
+#define WS_TILED 0x00000000L
+#define WS_VISIBLE 0x10000000L
+#define WS_VSCROLL 0x00200000L
+#define WS_OVERLAPPEDWINDOW (WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX)
+#define WS_POPUPWINDOW (WS_POPUP | WS_BORDER | WS_SYSMENU)
+#define WS_TILEDWINDOW (WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX)
+
+HWND CreateWindowExA(
+    DWORD extStyle,
+    LPCSTR className, //optional
+    LPCSTR title, //optional
+    DWORD style,
+    int x, //ignored. It's the user responsability to set the window position. (GTK4)
+    int y, //ignored. It's the user responsability to set the window position. (GTK4)
+    int width,
+    int height,
+    HWND parent, //optional
+    HMENU menu, //optional
+    HINSTANCE instance, //optional (Windows ignores it)
+    LPVOID param //optional
+);
+
+BOOL ShowWindow(HWND window, int nCmdShow);
+
+#define CreateWindowExW CreateWindowExA
+
+// https://www.codeproject.com/Answers/136442/Differences-Between-CreateWindow-and-CreateWindowE#answer3
+#define CreateWindowA(lpClassName, lpWindowName, dwStyle, x, y, nWidth, nHeight, hWndParent, hMenu, hInstance, lpParam)\
+CreateWindowExA(0L, lpClassName, lpWindowName, dwStyle, x, y, nWidth, nHeight, hWndParent, hMenu, hInstance, lpParam)
+#define CreateWindowW(lpClassName, lpWindowName, dwStyle, x, y, nWidth, nHeight, hWndParent, hMenu, hInstance, lpParam)\
+CreateWindowExW(0L, lpClassName, lpWindowName, dwStyle, x, y, nWidth, nHeight, hWndParent, hMenu, hInstance, lpParam)
+
+//TODO: check if it's needed in a linux environment
+#if UNICODE
+    #define CreateWindow CreateWindowW
+#else
+    #define CreateWindow CreateWindowA
+#endif

tests/CMakeLists.txt

@@ -8,5 +8,5 @@ include_directories(${GTK4_INCLUDE_DIRS})
 link_directories(${GTK4_LIBRARY_DIRS})
 
 add_executable(sample basic_window.cpp)
-target_link_libraries(sample ${GTK4_LIBRARIES})
+target_link_libraries(sample opendx)
 target_link_libraries(sample d3d9)

tests/basic_window.cpp

@@ -4,6 +4,8 @@
  *
  * Code that doesn't work is also commented.
  */
+#include <opendx.h>
+#include <winuser.h>
 #include <d3d9.h>
 #include <string>
 #include <iostream>
@@ -12,12 +14,21 @@
 
 int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd) {
     // Create the window
-    //HWND hWnd = CreateWindow("DX9 Window", "DX9 Window", 0, 0, 0, 640, 480, NULL, NULL, hInstance, NULL);
+    HWND hWnd = CreateWindow(
+        "DX9 Window", "DX9 Window",
+        WS_OVERLAPPEDWINDOW | WS_VISIBLE,
+        0, 0, 640, 480, NULL, NULL, hInstance, NULL
+    );
 
     // Create the Direct3D device
     LPDIRECT3D9 pD3D = Direct3DCreate9(D3D_SDK_VERSION);
     LPDIRECT3DDEVICE9 pDevice = NULL;
     D3DPRESENT_PARAMETERS pp;
+
+
+    //wait 5 seconds (Linux):
+    sleep(5);
+
     /*ZeroMemory(&pp, sizeof(pp));
     pp.Windowed = TRUE;
     pp.SwapEffect = D3DSWAPEFFECT_DISCARD;
@@ -49,18 +60,13 @@ int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine
     return 0;
 }
 
-//Linux's main
+//Linux's main or MinGW's main:
 int main(int argc, char* argv[]) {
-    char* cmdline = (char*) malloc(sizeof(char));
-    cmdline[0] = '\0';
+    //OpenDX transforms argc and argv to WinMain params
+    //then calls WinMain. You can also initialize OpenDX
+    //without params and insert your code right here if
+    //you are using MinGW.
+    OpenDX odx(argc, argv,WinMain); //or OpenDX odx();
 
-    for (int i = 0; i < argc; i++) {
-        cmdline = (char*) realloc(cmdline, strlen(cmdline) + strlen(argv[i]) + 2);
-        strcat(cmdline, argv[i]);
-        if (i < argc - 1) {
-            strcat(cmdline, " ");
-        }
-    }
-
-    return WinMain(nullptr, nullptr, cmdline, 0);
+    return odx.getReturnCode(); // 0 if WinMain is not passed.
 }