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@@ -1,313 +0,0 @@
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-#include "pch.h"
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-#include "CTouchWindowBase.h"
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-
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-#ifndef TOUCH_COORD_TO_PIXEL
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-// TOUCH 输入单位是 1/100 英寸,通常使用这个宏转换为像素
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-#define TOUCH_COORD_TO_PIXEL(l) ((l) / 100)
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-#endif
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-
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-CTouchWindowBase::CTouchWindowBase()
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-{
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-}
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-
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-CTouchWindowBase::~CTouchWindowBase()
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-{
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- StopInertia();
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-}
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-
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-std::int64_t CTouchWindowBase::NowMs() const
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-{
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- using namespace std::chrono;
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- return duration_cast<milliseconds>(steady_clock::now().time_since_epoch()).count();
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-}
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-
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-void CTouchWindowBase::AddTouchSample(LONG y)
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-{
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- std::int64_t t = NowMs();
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- m_samples.push_back({ t, y });
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-
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- // 保留时间窗口或最大条目数
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- while (!m_samples.empty() && (t - m_samples.front().tms) > SAMPLE_WINDOW_MS)
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- m_samples.pop_front();
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-
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- while ((int)m_samples.size() > MAX_SAMPLE_COUNT)
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- m_samples.pop_front();
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-}
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-
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-void CTouchWindowBase::SynthesizeTap(HWND target, POINT pt)
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-{
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- if (!target || !::IsWindow(target))
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- return;
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- LPARAM lParamPos = MAKELPARAM(pt.x, pt.y);
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- // 模拟一次完整的“轻触点击”。注意:这两条消息由 PostMessage 发出,ExtraInfo=0,
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- // 不带 MOUSEEVENTF_FROMTOUCH,因此会被 DuiLib 当作真实鼠标点击正常处理。
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- ::PostMessage(target, WM_LBUTTONDOWN, MK_LBUTTON, lParamPos);
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- ::PostMessage(target, WM_LBUTTONUP, 0, lParamPos);
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-}
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-
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-void CTouchWindowBase::ScheduleHoverClear()
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-{
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- // 见下方 WM_TIMER(HOVER_CLEAR_TIMER_ID)说明。ExtraInfo=0 的鼠标消息不会被
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- // MessageHandler 入口的 FROMTOUCH 过滤器吞掉,能正常进入 DuiLib 的悬停清理逻辑。
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- ::SetTimer(m_hWnd, HOVER_CLEAR_TIMER_ID, HOVER_CLEAR_DELAY_MS, NULL);
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-}
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-
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-void CTouchWindowBase::StartInertia(float velocityPxPerMs)
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-{
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- if (m_inertiaActive)
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- StopInertia();
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-
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- m_inertiaVelocityPxPerMs = velocityPxPerMs;
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- if (std::abs(m_inertiaVelocityPxPerMs) < MIN_INERTIA_VELOCITY)
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- {
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- // 速度太小,不启动惯性
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- m_inertiaActive = false;
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- return;
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- }
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-
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- m_lastInertiaTms = NowMs();
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- m_inertiaTimerId = ::SetTimer(m_hWnd, INERTIA_TIMER_ID, INERTIA_TIMER_INTERVAL_MS, NULL);
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- m_inertiaActive = (m_inertiaTimerId != 0);
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-}
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-
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-void CTouchWindowBase::StopInertia()
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-{
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- if (m_inertiaActive && m_inertiaTimerId)
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- {
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- ::KillTimer(m_hWnd, m_inertiaTimerId);
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- m_inertiaTimerId = 0;
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- }
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- m_inertiaActive = false;
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- m_inertiaVelocityPxPerMs = 0.0f;
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-}
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-
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-LRESULT CTouchWindowBase::HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam)
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-{
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- // [触屏注册·作用域] 只有“主窗口”注册 WM_TOUCH——在 CMainWnd::OnCreate 里
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- // ::RegisterTouchWindow(m_hWnd, 0) 完成。本基类【不再】为派生弹框统一注册,原因:
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- // 弹框一旦注册,就会改走下面的 WM_TOUCH 自合成点击逻辑;而自合成点击(PostMessage
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- // 模拟 down+up)在模态弹框里实测会丢失——触屏点按钮/输入框毫无反应,鼠标点击却正常。
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- // 该问题只在弹框出现,主窗口自合成一切正常,根因属于“弹框消息路由/捕获/坐标”的运行时
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- // 细节,需真机调试才能定位,详见 2026-09-17 工作记录。
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- // 未注册的弹框走 Windows 默认“触摸→鼠标”模拟,产生的是【不带 FROMTOUCH 标记】的鼠标消息;
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- // 而 CPaintManagerUI::MessageHandler 入口的过滤器只吞掉带 FROMTOUCH 的模拟消息,因此这些消息
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- // 能正常进入 DuiLib,由标准鼠标流程完成点击与(滚轮式)滚动。
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- // ⇒ 弹框保持“不注册”即恢复触屏点击;主窗口的惯性滚动 / 防误触逻辑完全不受影响。
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-
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- switch (uMsg)
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- {
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- case WM_CREATE:
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- // 历史遗留:注册逻辑已上移到主窗口 OnCreate,弹框不复用,此处留空。
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- break;
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-
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- case WM_TOUCH:
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- {
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- UINT cInputs = LOWORD(wParam);
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- std::vector<TOUCHINPUT> inputs(cInputs);
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- if (GetTouchInputInfo((HTOUCHINPUT)lParam, cInputs, inputs.data(), sizeof(TOUCHINPUT)))
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- {
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- for (UINT i = 0; i < cInputs; ++i)
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- {
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- TOUCHINPUT& ti = inputs[i];
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- POINT pt;
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- pt.x = TOUCH_COORD_TO_PIXEL(ti.x);
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- pt.y = TOUCH_COORD_TO_PIXEL(ti.y);
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-
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- // 把屏幕坐标转换为目标 paint 窗口客户区坐标
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- HWND target = m_hWndPaint ? m_hWndPaint : m_hWnd;
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- ScreenToClient(target, &pt);
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-
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- // 触摸按下
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- if (ti.dwFlags & TOUCHEVENTF_DOWN)
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- {
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- // 停止可能正在进行的惯性
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- StopInertia();
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-
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- m_touchDown = true;
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- m_lastX = pt.x;
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- m_lastY = pt.y;
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- m_accumWheel = 0;
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- m_samples.clear();
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- AddTouchSample(pt.y);
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-
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- // 轻触/滑动判定初始化
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- m_touchStartPt = pt;
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- m_touchStartTime = NowMs();
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- m_bTouchMoved = false;
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- m_moveDistSq = 0;
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-
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- // 保存最后触摸点(用于惯性期间发送位置)
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- m_lastTouchPt = pt;
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-
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- //::PostMessage(target, WM_LBUTTONDOWN, MK_LBUTTON, MAKELPARAM(pt.x, pt.y));
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- ::SetCapture(target);
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- }
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- // 触摸移动
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- else if (ti.dwFlags & TOUCHEVENTF_MOVE)
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- {
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- if (m_touchDown)
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- {
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- LONG dx = pt.x - m_lastX;
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- LONG dy = pt.y - m_lastY; // 按手机习惯:手指上滑(坐标减小) -> 负增量
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- m_lastX = pt.x;
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- m_lastY = pt.y;
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-
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- // 累计移动距离平方,用于“轻触 vs 滑动”判定
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- m_moveDistSq += (std::int64_t)dx * dx + (std::int64_t)dy * dy;
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- if (m_moveDistSq > (std::int64_t)TAP_MOVE_THRESHOLD * TAP_MOVE_THRESHOLD)
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- m_bTouchMoved = true;
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-
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- AddTouchSample(pt.y);
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-
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- int wheelUnits = static_cast<int>(dy * PIXEL_TO_WHEEL);
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- m_accumWheel += wheelUnits;
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-
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- // 更新最后触摸点(用于惯性期间发送位置)
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- m_lastTouchPt = pt;
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-
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- // 每当累积达到 WHEEL_DELTA 就发送一次 WM_MOUSEWHEEL
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- while (abs(m_accumWheel) >= WHEEL_DELTA)
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- {
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- int sendDelta = (m_accumWheel > 0) ? WHEEL_DELTA : -WHEEL_DELTA;
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- m_accumWheel -= sendDelta;
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-
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- WPARAM wParamWheel = (WPARAM)(((DWORD)sendDelta) << 16);
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- LPARAM lParamPos = MAKELPARAM(pt.x, pt.y);
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- ::PostMessage(target, WM_MOUSEWHEEL, wParamWheel, lParamPos);
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- }
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-
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- // 注意:触摸滚动时不再发送 WM_MOUSEMOVE。原因:
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- // 滚动期间若发 WM_MOUSEMOVE,DuiLib 会给手指扫过的每个 item 置上悬浮态(UISTATE_HOT),
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- // 且触摸抬起后没有 WM_MOUSELEAVE 来清除,导致“多个 item 同时悬浮、且悬停态卡死不消失”。
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- // 滚动本身就由上面的 WM_MOUSEWHEEL 完成,不需要鼠标移动消息;真实鼠标的悬停仍由 DuiLib 正常处理。
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- }
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- }
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- // 触摸抬起
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- else if (ti.dwFlags & TOUCHEVENTF_UP)
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- {
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- if (m_touchDown)
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- {
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- // 计算速度(px/ms)
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- float velocityPxPerMs = 0.0f;
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- if (m_samples.size() >= 2)
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- {
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- TouchSample first = m_samples.front();
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- TouchSample last = m_samples.back();
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- std::int64_t dt = last.tms - first.tms;
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- if (dt > 0)
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- {
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- // 与 MOVE 中 dy 方向保持一致:last - first
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- velocityPxPerMs = static_cast<float>(last.y - first.y) / static_cast<float>(dt);
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- }
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- }
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-
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- m_touchDown = false;
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- // 保存最后触摸点(确保惯性期间有位置可用)
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- m_lastTouchPt = pt;
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- m_lastX = 0;
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- m_lastY = 0;
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- m_accumWheel = 0;
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- m_samples.clear();
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-
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- //::PostMessage(target, WM_LBUTTONUP, 0, MAKELPARAM(pt.x, pt.y));
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- ::ReleaseCapture();
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-
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- // 关键修复(误触):本次触摸没有发生“滑动”才视为“轻触点击”,
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- // 模拟一次 down+up,让 DuiLib 正常触发 click(如点商品加入购物车)。
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- // 若发生过滑动,则只滚动、绝不触发点击,从而彻底避免误触。
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- if (!m_bTouchMoved)
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- {
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- SynthesizeTap(target, m_touchStartPt);
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- }
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-
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- // 启动惯性滚动(如果速度足够大)
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- StartInertia(velocityPxPerMs);
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-
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- // 关键修复(悬浮态卡死):触屏轻触/滑动时,操作系统会先发一条
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- // “将光标移动到触点”的 WM_MOUSEMOVE(不带 FROMTOUCH 标记),它绕过了
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- // MessageHandler 入口的过滤器,于是 DuiLib 会把该控件置为 UISTATE_HOT
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- // (悬浮态);而 DuiLib 只在 WM_MOUSEMOVE 指到“别的控件/窗口外”时才
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- // 发 MOUSELEAVE 清除悬浮态。触屏没有后续“移动光标离开”的动作,于是
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- // 悬浮态永远清不掉 → 按钮/列表项卡在悬浮态不恢复。
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- // 真实鼠标靠“物理移开”触发 MOUSELEAVE;这里用定时器在手势结束后补一次
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- // WM_MOUSEMOVE(-1)(即“光标移到窗口外”),模拟鼠标移开,强制清除悬浮态。
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- // 用定时器延后约 50ms,确保本次手势可能产生的 OS 尾随消息都已处理完,
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- // 避免“我们刚清掉又被 OS 尾随的 move 重新置上”的竞态。
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- ScheduleHoverClear();
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- }
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- }
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- }
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- CloseTouchInputHandle((HTOUCHINPUT)lParam);
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- }
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- else
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- {
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- // 可添加日志:GetTouchInputInfo 失败
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- }
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- return 0; // 已处理
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- }
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-
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- case WM_TIMER:
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- {
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- if (wParam == HOVER_CLEAR_TIMER_ID)
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- {
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- // 模拟“鼠标移开窗口”:给 paint 窗口发一条 WM_MOUSEMOVE,lParam=-1 表示
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- // 坐标为 (-1,-1),FindControl 必然返回 NULL;DuiLib 在 WM_MOUSEMOVE 里对旧
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- // 悬停控件触发 UIEVENT_MOUSELEAVE,从而清除 UISTATE_HOT 悬浮态。
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- // 这样触屏轻触/滑动结束后,按钮/列表项不会卡在悬浮态。
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- HWND target = m_hWndPaint ? m_hWndPaint : m_hWnd;
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- if (target && ::IsWindow(target))
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- ::PostMessage(target, WM_MOUSEMOVE, 0, (LPARAM)-1);
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- ::KillTimer(m_hWnd, HOVER_CLEAR_TIMER_ID);
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- return 0;
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- }
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- if (wParam == INERTIA_TIMER_ID && m_inertiaActive)
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- {
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- HWND target = m_hWndPaint ? m_hWndPaint : m_hWnd;
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- std::int64_t now = NowMs();
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- std::int64_t dt = now - m_lastInertiaTms;
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- if (dt <= 0) dt = INERTIA_TIMER_INTERVAL_MS;
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- m_lastInertiaTms = now;
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-
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- // 计算本帧移动的像素
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- float pixels = m_inertiaVelocityPxPerMs * static_cast<float>(dt);
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-
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- // 将像素转换为 wheel units 累积并发送
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- int wheelUnits = static_cast<int>(pixels * PIXEL_TO_WHEEL);
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- m_accumWheel += wheelUnits;
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-
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- // 使用保存的最后触摸点(target 的客户区坐标)
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- POINT pt = m_lastTouchPt;
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- LPARAM lParamPos = MAKELPARAM(pt.x, pt.y);
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-
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- while (abs(m_accumWheel) >= WHEEL_DELTA)
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- {
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- int sendDelta = (m_accumWheel > 0) ? WHEEL_DELTA : -WHEEL_DELTA;
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- m_accumWheel -= sendDelta;
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- WPARAM wParamWheel = (WPARAM)(((DWORD)sendDelta) << 16);
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- ::PostMessage(target, WM_MOUSEWHEEL, wParamWheel, lParamPos);
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- }
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-
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- // 衰减速度(指数衰减)
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- // velocity *= pow(INERTIA_DECAY_PER_MS, dt)
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- m_inertiaVelocityPxPerMs *= std::pow(INERTIA_DECAY_PER_MS, static_cast<float>(dt));
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-
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- // 停止条件
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- if (std::abs(m_inertiaVelocityPxPerMs) < MIN_INERTIA_VELOCITY)
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- {
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- StopInertia();
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- }
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-
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- return 0;
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- }
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- break;
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- }
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-
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- case WM_DESTROY:
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- StopInertia();
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- ::KillTimer(m_hWnd, HOVER_CLEAR_TIMER_ID);
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- break;
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- }
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-
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- // 若未处理,交给基类
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- return CWindowWnd::HandleMessage(uMsg, wParam, lParam);
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-}
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