Merge pull request #1682 from ftphikari/master

sys/windows: add intrinsics.constant_utf16_cstring

3 files changed, 100 insertions, 17 deletions

diff --git a/core/sys/windows/types.odin b/core/sys/windows/types.odin
index 50098a59c..d0551c6bf 100644
--- a/core/sys/windows/types.odin
+++ b/core/sys/windows/types.odin
@@ -96,6 +96,7 @@ LPPROCESS_INFORMATION :: ^PROCESS_INFORMATION
 PSECURITY_ATTRIBUTES :: ^SECURITY_ATTRIBUTES
 LPSECURITY_ATTRIBUTES :: ^SECURITY_ATTRIBUTES
 LPSTARTUPINFO :: ^STARTUPINFO
+LPTRACKMOUSEEVENT :: ^TRACKMOUSEEVENT
 VOID :: rawptr
 PVOID :: rawptr
 LPVOID :: rawptr
@@ -272,6 +273,13 @@ PAINTSTRUCT :: struct {
 	rgbReserved: [32]BYTE,
 }
 
+TRACKMOUSEEVENT :: struct {
+	cbSize: DWORD,
+	dwFlags: DWORD,
+	hwndTrack: HWND,
+	dwHoverTime: DWORD,
+}
+
 WIN32_FIND_DATAW :: struct {
 	dwFileAttributes: DWORD,
 	ftCreationTime: FILETIME,
@@ -387,13 +395,6 @@ CS_BYTEALIGNWINDOW : UINT : 0x2000
 CS_GLOBALCLASS     : UINT : 0x4000
 CS_DROPSHADOW      : UINT : 0x0002_0000
 
-GWL_EXSTYLE    : c_int : -20
-GWLP_HINSTANCE : c_int : -6
-GWLP_ID        : c_int : -12
-GWL_STYLE      : c_int : -16
-GWLP_USERDATA  : c_int : -21
-GWLP_WNDPROC   : c_int : -4
-
 WS_BORDER           : UINT : 0x0080_0000
 WS_CAPTION          : UINT : 0x00C0_0000
 WS_CHILD            : UINT : 0x4000_0000
@@ -485,6 +486,48 @@ HWND_BOTTOM    :: HWND( uintptr(1))     //  1
 HWND_TOPMOST   :: HWND(~uintptr(0))     // -1
 HWND_NOTOPMOST :: HWND(~uintptr(0) - 1) // -2
 
+// Window field offsets for GetWindowLong()
+GWL_STYLE   :: -16
+GWL_EXSTYLE :: -20
+GWL_ID      :: -12
+
+when ODIN_ARCH == .i386 {
+	GWL_WNDPROC    :: -4
+	GWL_HINSTANCE  :: -6
+	GWL_HWNDPARENT :: -8
+	GWL_USERDATA   :: -21
+}
+
+GWLP_WNDPROC    :: -4
+GWLP_HINSTANCE  :: -6
+GWLP_HWNDPARENT :: -8
+GWLP_USERDATA   :: -21
+GWLP_ID         :: -12
+
+// Class field offsets for GetClassLong()
+GCL_CBWNDEXTRA :: -18
+GCL_CBCLSEXTRA :: -20
+GCL_STYLE      :: -26
+GCW_ATOM       :: -32
+
+when ODIN_ARCH == .i386 {
+	GCL_MENUNAME      :: -8
+	GCL_HBRBACKGROUND :: -10
+	GCL_HCURSOR       :: -12
+	GCL_HICON         :: -14
+	GCL_HMODULE       :: -16
+	GCL_WNDPROC       :: -24
+	GCL_HICONSM       :: -34
+}
+
+GCLP_MENUNAME      :: -8
+GCLP_HBRBACKGROUND :: -10
+GCLP_HCURSOR       :: -12
+GCLP_HICON         :: -14
+GCLP_HMODULE       :: -16
+GCLP_WNDPROC       :: -24
+GCLP_HICONSM       :: -34
+
 // GetSystemMetrics() codes
 SM_CXSCREEN          :: 0
 SM_CYSCREEN          :: 1
@@ -645,6 +688,13 @@ MK_MBUTTON  :: 0x0010
 MK_XBUTTON1 :: 0x0020
 MK_XBUTTON2 :: 0x0040
 
+TME_HOVER     :: 0x00000001
+TME_LEAVE     :: 0x00000002
+TME_NONCLIENT :: 0x00000010
+TME_QUERY     :: 0x40000000
+TME_CANCEL    :: 0x80000000
+HOVER_DEFAULT :: 0xFFFFFFFF
+
 USER_TIMER_MAXIMUM :: 0x7FFFFFFF
 USER_TIMER_MINIMUM :: 0x0000000A
 
diff --git a/core/sys/windows/user32.odin b/core/sys/windows/user32.odin
index bdab77e27..3985c9ad6 100644
--- a/core/sys/windows/user32.odin
+++ b/core/sys/windows/user32.odin
@@ -10,19 +10,19 @@ foreign user32 {
 	GetClassInfoExA :: proc(hInsatnce: HINSTANCE, lpszClass: LPCSTR, lpwcx: ^WNDCLASSEXA) -> BOOL ---
 	GetClassInfoExW :: proc(hInsatnce: HINSTANCE, lpszClass: LPCWSTR, lpwcx: ^WNDCLASSEXW) -> BOOL ---
 
-	GetClassLongPtrA :: proc(hWnd: HWND, nIndex: c_int) -> DWORD ---
-	GetClassLongPtrW :: proc(hWnd: HWND, nIndex: c_int) -> DWORD ---
-	SetClassLongPtrA :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG_PTR) -> ULONG_PTR ---
-	SetClassLongPtrW :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG_PTR) -> ULONG_PTR ---
+	GetClassLongA :: proc(hWnd: HWND, nIndex: c_int) -> DWORD ---
+	GetClassLongW :: proc(hWnd: HWND, nIndex: c_int) -> DWORD ---
+	SetClassLongA :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG) -> DWORD ---
+	SetClassLongW :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG) -> DWORD ---
+
+	GetWindowLongA :: proc(hWnd: HWND, nIndex: c_int) -> LONG ---
+	GetWindowLongW :: proc(hWnd: HWND, nIndex: c_int) -> LONG ---
+	SetWindowLongA :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG) -> LONG ---
+	SetWindowLongW :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG) -> LONG ---
 
 	GetClassNameA :: proc(hWnd: HWND, lpClassName: LPSTR, nMaxCount: c_int) -> c_int ---
 	GetClassNameW :: proc(hWnd: HWND, lpClassName: LPWSTR, nMaxCount: c_int) -> c_int ---
 
-	GetWindowLongPtrA :: proc(hWnd: HWND, nIndex: c_int) -> LONG_PTR ---
-	GetWindowLongPtrW :: proc(hWnd: HWND, nIndex: c_int) -> LONG_PTR ---
-	SetWindowLongPtrA :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG_PTR) -> LONG_PTR ---
-	SetWindowLongPtrW :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG_PTR) -> LONG_PTR ---
-
 	RegisterClassA :: proc(lpWndClass: ^WNDCLASSA) -> ATOM ---
 	RegisterClassW :: proc(lpWndClass: ^WNDCLASSW) -> ATOM ---
 	RegisterClassExA :: proc(^WNDCLASSEXA) -> ATOM ---
@@ -123,6 +123,11 @@ foreign user32 {
 	BeginPaint :: proc(hWnd: HWND, lpPaint: ^PAINTSTRUCT) -> HDC ---
 	EndPaint :: proc(hWnd: HWND, lpPaint: ^PAINTSTRUCT) -> BOOL ---
 
+	GetCapture :: proc() -> HWND ---
+	SetCapture :: proc(hWnd: HWND) -> HWND ---
+	ReleaseCapture :: proc() -> BOOL ---
+	TrackMouseEvent :: proc(lpEventTrack: LPTRACKMOUSEEVENT) -> BOOL ---
+
 	GetKeyState :: proc(nVirtKey: c_int) -> SHORT ---
 	GetAsyncKeyState :: proc(vKey: c_int) -> SHORT ---
 
@@ -193,6 +198,31 @@ CreateWindowW :: #force_inline proc "stdcall" (
 	)
 }
 
+when ODIN_ARCH == .amd64 {
+	@(default_calling_convention="stdcall")
+	foreign user32 {
+		GetClassLongPtrA :: proc(hWnd: HWND, nIndex: c_int) -> ULONG_PTR ---
+		GetClassLongPtrW :: proc(hWnd: HWND, nIndex: c_int) -> ULONG_PTR ---
+		SetClassLongPtrA :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG_PTR) -> ULONG_PTR ---
+		SetClassLongPtrW :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG_PTR) -> ULONG_PTR ---
+
+		GetWindowLongPtrA :: proc(hWnd: HWND, nIndex: c_int) -> LONG_PTR ---
+		GetWindowLongPtrW :: proc(hWnd: HWND, nIndex: c_int) -> LONG_PTR ---
+		SetWindowLongPtrA :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG_PTR) -> LONG_PTR ---
+		SetWindowLongPtrW :: proc(hWnd: HWND, nIndex: c_int, dwNewLong: LONG_PTR) -> LONG_PTR ---
+	}
+} else when ODIN_ARCH == .i386 {
+	GetClassLongPtrA :: GetClassLongA
+	GetClassLongPtrW :: GetClassLongW
+	SetClassLongPtrA :: SetClassLongA
+	SetClassLongPtrW :: SetClassLongW
+
+	GetWindowLongPtrA :: GetWindowLongA
+	GetWindowLongPtrW :: GetWindowLongW
+	SetWindowLongPtrA :: GetWindowLongA
+	SetWindowLongPtrW :: GetWindowLongW
+}
+
 GET_SC_WPARAM :: #force_inline proc(wparam: WPARAM) -> i32 {
 	return i32(wparam) & 0xFFF0
 }
diff --git a/core/sys/windows/util.odin b/core/sys/windows/util.odin
index 5797216c3..d464007d3 100644
--- a/core/sys/windows/util.odin
+++ b/core/sys/windows/util.odin
@@ -3,6 +3,9 @@ package sys_windows
 
 import "core:strings"
 import "core:sys/win32"
+import "core:intrinsics"
+
+L :: intrinsics.constant_utf16_cstring
 
 LOWORD :: #force_inline proc "contextless" (x: DWORD) -> WORD {
 	return WORD(x & 0xffff)
@@ -456,4 +459,4 @@ run_as_user :: proc(username, password, application, commandline: string, pi: ^P
     } else {
     	return false
     }
-}
\ No newline at end of file
+}