From af797125f8cb0ced8eb0e6f721f40dbd9910bbf5 Mon Sep 17 00:00:00 2001
From: Altair Wei <altair_wei@outlook.com>
Date: Wed, 6 Oct 2021 17:02:15 +0800
Subject: [PATCH] fix bug when resizing on handler's edge on Linux

---
 CMakeLists.txt      |  1 +
 framelesshelper.cpp | 15 ++++++---------
 2 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e93555b..c0b64b3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -96,6 +96,7 @@ else()
     else()
         target_link_libraries(${PROJECT_NAME} PRIVATE
             Qt${QT_VERSION_MAJOR}::X11Extras
+            X11
         )
     endif()
 endif()
diff --git a/framelesshelper.cpp b/framelesshelper.cpp
index 8f8463f..7fa9416 100644
--- a/framelesshelper.cpp
+++ b/framelesshelper.cpp
@@ -508,16 +508,13 @@ bool FramelessHelper::eventFilter(QObject *object, QEvent *event)
                 startMove(ev->globalPos());
                 ev->accept();
                 filterOut = true;
-            } else if (isClickResizeHandler() && isHoverResizeHandler()) {
+            } else if (isClickResizeHandler()) {
                 // Start system resize
-                startResize(ev->globalPos(), m_hoveredFrameSection);
-                ev->accept();
-                filterOut = true;
-            }
-
-            // This case takes into account that the mouse moves outside the window boundary
-            QRect windowRect(0, 0, windowSize().width(), windowSize().height());
-            if (isClickResizeHandler() && !windowRect.contains(ev->pos())) {
+                //
+                // When mouse moves outside resize handler, m_hoveredFrameSection will be
+                // set to Qt::NoSection , so we use m_clickedFrameSection instead. This
+                // case also takes into account that the mouse moves outside the window
+                // boundary.
                 startResize(ev->globalPos(), m_clickedFrameSection);
                 ev->accept();
                 filterOut = true;