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Diffstat (limited to 'fpdfsdk/pdfwindow/PWL_ScrollBar.cpp')
-rw-r--r--fpdfsdk/pdfwindow/PWL_ScrollBar.cpp11
1 files changed, 11 insertions, 0 deletions
diff --git a/fpdfsdk/pdfwindow/PWL_ScrollBar.cpp b/fpdfsdk/pdfwindow/PWL_ScrollBar.cpp
index 1c3efb1faa..36ee5c762f 100644
--- a/fpdfsdk/pdfwindow/PWL_ScrollBar.cpp
+++ b/fpdfsdk/pdfwindow/PWL_ScrollBar.cpp
@@ -575,6 +575,17 @@ void CPWL_ScrollBar::OnCreate(PWL_CREATEPARAM& cp) {
cp.eCursorType = FXCT_ARROW;
}
+void CPWL_ScrollBar::OnDestroy() {
+ // Until cleanup takes place in the virtual destructor for CPWL_Wnd
+ // subclasses, implement the virtual OnDestroy method that does the
+ // cleanup first, then invokes the superclass OnDestroy ... gee,
+ // like a dtor would.
+ m_pMinButton.Release();
+ m_pMaxButton.Release();
+ m_pPosButton.Release();
+ CPWL_Wnd::OnDestroy();
+}
+
void CPWL_ScrollBar::RePosChildWnd() {
CFX_FloatRect rcClient = GetClientRect();
CFX_FloatRect rcMinButton, rcMaxButton;