From e5a527b5ef0e83465d195a03442829980e01d89d Mon Sep 17 00:00:00 2001
From: Ilya Fedin <fedin-ilja2010@ya.ru>
Date: Mon, 11 May 2020 04:19:50 +0400
Subject: [PATCH] Adapt for building with MinGW and 64-bit

---
 ui/platform/win/ui_utility_win.cpp       |  2 +-
 ui/platform/win/ui_window_shadow_win.cpp | 18 +++++++++++++++++-
 ui/platform/win/ui_window_win.cpp        |  8 ++++----
 3 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/ui/platform/win/ui_utility_win.cpp b/ui/platform/win/ui_utility_win.cpp
index 9187e50..392a65d 100644
--- a/ui/platform/win/ui_utility_win.cpp
+++ b/ui/platform/win/ui_utility_win.cpp
@@ -36,7 +36,7 @@ void IgnoreAllActivation(not_null<QWidget*> widget) {
 	Assert(handle != nullptr);
 
 	ShowWindow(handle, SW_HIDE);
-	const auto style = GetWindowLong(handle, GWL_EXSTYLE);
+	const auto style = GetWindowLongPtr(handle, GWL_EXSTYLE);
 	SetWindowLong(
 		handle,
 		GWL_EXSTYLE,
diff --git a/ui/platform/win/ui_window_shadow_win.cpp b/ui/platform/win/ui_window_shadow_win.cpp
index 9b703fe..7661e50 100644
--- a/ui/platform/win/ui_window_shadow_win.cpp
+++ b/ui/platform/win/ui_window_shadow_win.cpp
@@ -16,6 +16,22 @@
 
 #include <windowsx.h>
 
+// WM_POINTER support from Windows 8 onwards (WINVER >= 0x0602)
+#ifndef WM_POINTERUPDATE
+#  define WM_NCPOINTERUPDATE 0x0241
+#  define WM_NCPOINTERDOWN   0x0242
+#  define WM_NCPOINTERUP     0x0243
+#  define WM_POINTERUPDATE   0x0245
+#  define WM_POINTERDOWN     0x0246
+#  define WM_POINTERUP       0x0247
+#  define WM_POINTERENTER    0x0249
+#  define WM_POINTERLEAVE    0x024A
+#  define WM_POINTERACTIVATE 0x024B
+#  define WM_POINTERCAPTURECHANGED 0x024C
+#  define WM_POINTERWHEEL    0x024E
+#  define WM_POINTERHWHEEL   0x024F
+#endif // WM_POINTERUPDATE
+
 namespace Ui {
 namespace Platform {
 namespace {
@@ -197,7 +213,7 @@ void WindowShadow::init(QColor color) {
 			return;
 		}
 		ShadowByHandle.emplace(_handles[i], this);
-		SetWindowLong(_handles[i], GWL_HWNDPARENT, (LONG)_handle);
+		SetWindowLongPtr(_handles[i], GWLP_HWNDPARENT, (LONG)_handle);
 
 		_contexts[i] = CreateCompatibleDC(_screenContext);
 		if (!_contexts[i]) {
diff --git a/ui/platform/win/ui_window_win.cpp b/ui/platform/win/ui_window_win.cpp
index 41a2260..b1dbd1c 100644
--- a/ui/platform/win/ui_window_win.cpp
+++ b/ui/platform/win/ui_window_win.cpp
@@ -70,7 +70,7 @@ bool WindowHelper::NativeFilter::nativeEventFilter(
 			msg->message,
 			msg->wParam,
 			msg->lParam,
-			static_cast<LRESULT*>(result))
+			reinterpret_cast<LRESULT*>(result))
 		: false;
 }
 
@@ -269,7 +269,7 @@ bool WindowHelper::handleNativeEvent(
 	} return false;
 
 	case WM_SHOWWINDOW: {
-		const auto style = GetWindowLong(_handle, GWL_STYLE);
+		const auto style = GetWindowLongPtr(_handle, GWL_STYLE);
 		const auto changes = WindowShadow::Change::Resized
 			| ((wParam && !(style & (WS_MAXIMIZE | WS_MINIMIZE)))
 				? WindowShadow::Change::Shown
@@ -375,8 +375,8 @@ void WindowHelper::updateMargins() {
 	GetClientRect(_handle, &r);
 	a = r;
 
-	const auto style = GetWindowLong(_handle, GWL_STYLE);
-	const auto styleEx = GetWindowLong(_handle, GWL_EXSTYLE);
+	const auto style = GetWindowLongPtr(_handle, GWL_STYLE);
+	const auto styleEx = GetWindowLongPtr(_handle, GWL_EXSTYLE);
 	AdjustWindowRectEx(&a, style, false, styleEx);
 	auto margins = QMargins(
 		a.left - r.left,