From 5bc8cebd0464c931c3c5559ea485ba281b75e76b Mon Sep 17 00:00:00 2001
From: George Hazan <george.hazan@gmail.com>
Date: Mon, 15 Apr 2024 12:30:12 +0300
Subject: fixes #4352 (StdMsg: resize problems)

---
 src/mir_core/src/Windows/CDlgBase.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/mir_core/src/Windows/CDlgBase.cpp b/src/mir_core/src/Windows/CDlgBase.cpp
index 40b762ced8..d4a22ca021 100644
--- a/src/mir_core/src/Windows/CDlgBase.cpp
+++ b/src/mir_core/src/Windows/CDlgBase.cpp
@@ -402,7 +402,14 @@ INT_PTR CDlgBase::DlgProc(UINT msg, WPARAM wParam, LPARAM lParam)
 
 	case WM_SIZE:
 		RECT rc;
-		GetClientRect(m_hwnd, &rc);
+		if (lParam == 0)
+			GetClientRect(m_hwnd, &rc);
+		else {
+			rc.left = rc.top = 0;
+			rc.right = GET_X_LPARAM(lParam);
+			rc.left = GET_Y_LPARAM(lParam);
+		}
+		
 		if (memcmp(&m_rcPrev, &rc, sizeof(RECT))) {
 			OnResize();
 			m_rcPrev = rc;
-- 
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