From 0287f19b3eabf6b6632d51c0288e6cf0be2c5e69 Mon Sep 17 00:00:00 2001
From: Yuhang Zhao <zhaoyuhang@rankyee.com>
Date: 周三, 06 12月 2023 18:04:31 +0800
Subject: [PATCH] update pointer usage
---
src/core/contexts/win32windowcontext.cpp | 12 ++++++++----
1 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/src/core/contexts/win32windowcontext.cpp b/src/core/contexts/win32windowcontext.cpp
index 4a99a18..a843e90 100644
--- a/src/core/contexts/win32windowcontext.cpp
+++ b/src/core/contexts/win32windowcontext.cpp
@@ -443,11 +443,17 @@
static WindowsNativeEventFilter *instance;
static inline void install() {
+ if (instance) {
+ return;
+ }
instance = new WindowsNativeEventFilter();
installNativeEventFilter(instance);
}
static inline void uninstall() {
+ if (!instance) {
+ return;
+ }
removeNativeEventFilter(instance);
delete instance;
instance = nullptr;
@@ -539,7 +545,7 @@
return ::CallWindowProcW(g_qtWindowProc, hWnd, message, wParam, lParam);
}
- Win32WindowContext::Win32WindowContext(QObject *host, WindowItemDelegate *delegate)
+ Win32WindowContext::Win32WindowContext(const QObject *host, const WindowItemDelegate *delegate)
: AbstractWindowContext(host, delegate) {
}
@@ -576,9 +582,7 @@
::SetWindowLongPtrW(hWnd, GWLP_WNDPROC, reinterpret_cast<LONG_PTR>(QWKHookedWndProc));
// Install global native event filter
- if (!WindowsNativeEventFilter::instance) {
- WindowsNativeEventFilter::install();
- }
+ WindowsNativeEventFilter::install();
// Cache window ID
windowId = winId;
--
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