From dafac73e122c234bf84cd57e755903e73c24875c Mon Sep 17 00:00:00 2001
From: Roy Qu <royqh1979@gmail.com>
Date: Fri, 4 Mar 2022 19:10:09 +0800
Subject: [PATCH] - fix: the scroll behavior of mouse dragging on the editor's
 edge is not correct

---
 NEWS.md                          |  3 ++-
 RedPandaIDE/qsynedit/SynEdit.cpp | 12 ++++++------
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/NEWS.md b/NEWS.md
index f906468c..4390d193 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -15,7 +15,8 @@ Red Panda C++ Version 0.14.5
   - enhancement: use the expression evaluation logic to handle "goto declaration"/"goto definition" 
   - enhancement: reduce startup time by about 1 second.
   - enhancement: add option "mouse selection/drag scroll speed" in the options dialog's "Editor" / "general" tab.
-  - fix: scroll speed of mouse selection/drag is too fast
+  - fix: the scroll speed of mouse selection/drag is too fast.
+  - fix: the scroll behavior of mouse dragging on the editor's edge is not correct
 
 Red Panda C++ Version 0.14.4
   - enhancement: git - log
diff --git a/RedPandaIDE/qsynedit/SynEdit.cpp b/RedPandaIDE/qsynedit/SynEdit.cpp
index f5eb870d..997577c4 100644
--- a/RedPandaIDE/qsynedit/SynEdit.cpp
+++ b/RedPandaIDE/qsynedit/SynEdit.cpp
@@ -2514,9 +2514,9 @@ void SynEdit::computeScroll(int X, int Y, bool isDragging)
     else
         mScrollDeltaX = 0;
 
-    if (isDragging && (X<0 || X>clientRect().width())) {
-        mScrollDeltaX = 0;
-    }
+//    if (isDragging && (X<0 || X>clientRect().width())) {
+//        mScrollDeltaX = 0;
+//    }
 
     if (Y < iScrollBounds.top())
         mScrollDeltaY = (Y - iScrollBounds.top()) / mTextHeight - 1;
@@ -2525,9 +2525,9 @@ void SynEdit::computeScroll(int X, int Y, bool isDragging)
     else
         mScrollDeltaY = 0;
 
-    if (isDragging && (Y<0 || Y>clientRect().height())) {
-        mScrollDeltaY = 0;
-    }
+//    if (isDragging && (Y<0 || Y>clientRect().height())) {
+//        mScrollDeltaY = 0;
+//    }
 
 //    if (mScrollDeltaX!=0 || mScrollDeltaY!=0) {
     if (isDragging) {