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fix: skip missing _DEEPIN_MOVE_UPDATE client message #350

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fix: skip missing _DEEPIN_MOVE_UPDATE client message #350

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12 changes: 10 additions & 2 deletions xcb/utility_x11.cpp
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
// SPDX-FileCopyrightText: 2017 - 2022 Uniontech Software Technology Co.,Ltd.
// SPDX-FileCopyrightText: 2017 - 2026 Uniontech Software Technology Co.,Ltd.
//
// SPDX-License-Identifier: LGPL-3.0-or-later

Expand Down Expand Up @@ -183,10 +183,18 @@ void Utility::updateMousePointForWindowMove(quint32 WId, bool finished/* = false
// 新增：支持多屏幕的版本，接受自定义全局坐标
void Utility::updateMousePointForWindowMove(quint32 WId, const QPoint &globalPos, bool finished/* = false*/)
{
// internAtom() 默认 only_if_exists=true：_DEEPIN_MOVE_UPDATE 是 deepin kwin 的私有
// atom，窗管未创建它时查询返回 XCB_NONE，此时发送 type 为 0 的 ClientMessage，
// 会被窗管转发回客户端并触发 qtbase 的 "Unhandled client message" 告警。窗管不支持
// 该协议时直接跳过。
const xcb_atom_t moveUpdateType = internAtom("_DEEPIN_MOVE_UPDATE");
if (moveUpdateType == XCB_NONE)
return;

xcb_client_message_event_t xev;

xev.response_type = XCB_CLIENT_MESSAGE;
xev.type = internAtom("_DEEPIN_MOVE_UPDATE");
xev.type = moveUpdateType;
xev.window = WId;
xev.format = 32;
xev.data.data32[0] = globalPos.x();
Expand Down
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