fix: Implement full-row hover effect in DataTreeView

src/source/page/progresspage.cpp

@@ -100,24 +100,35 @@ void ProgressPage::setProgress(double dPercent)
         dPercent = 0;
     }
 
-    // 原先用「整数百分比是否变大」过滤更新，会导致子百分比进度（如 1.1%、1.2%）全部被丢弃，
-    // 从而永远不调用 calSpeedAndRemainingTime，速度与剩余时间一直停在「计算中」。
-    // 这里改为：进度必须单调递增（浮点），进度条仍可按四舍五入刷新。
+    // Accept sub-percent progress, but keep it monotonic.
     if (dPercent <= m_dProgressPercent) {
         qDebug() << "Progress not increased, current:" << m_dProgressPercent << "new:" << dPercent;
         return;
     }
-
     m_dProgressPercent = dPercent;
 
     const int iPercent = qMin(100, qRound(dPercent));
-    if (iPercent != m_iPerent) {
+    const bool percentChanged = (iPercent != m_iPerent);
+    if (percentChanged) {
         m_iPerent = iPercent;
         m_pProgressBar->setValue(m_iPerent);     // 进度条刷新值
         m_pProgressBar->update();
     }
 
-    qInfo() << "Updating progress:" << dPercent << "% (bar" << m_iPerent << "%)";
+    // 节流：进度可能非常密集（子百分比频繁变化），每次都刷新速度/剩余时间会拖慢任务并造成显示抖动。
+    // 规则：整数进度变化必刷；否则最多每 200ms 刷一次速度/剩余时间。
+    if (!m_uiUpdateTimer.isValid()) {
+        m_uiUpdateTimer.start();
+    }
+    const bool timeToUpdate = (m_uiUpdateTimer.elapsed() >= 200);
+    if (!percentChanged && !timeToUpdate) {
+        return;
+    }
+    if (timeToUpdate) {
+        m_uiUpdateTimer.restart();
+    }
+
+    qDebug() << "Updating progress:" << dPercent << "% (bar" << m_iPerent << "%)";
     // 刷新界面显示
     double dSpeed = 0.0;
     qint64 qRemainingTime = 0;
@@ -171,13 +182,19 @@ void ProgressPage::resetProgress()
     m_iPerent = 0;
     m_dProgressPercent = -1.0;
     m_qConsumeTime = 0;
+    if (m_uiUpdateTimer.isValid()) {
+        m_uiUpdateTimer.invalidate();
+    }
 }
 
 void ProgressPage::restartTimer()
 {
     qDebug() << "restartTimer";
     m_qConsumeTime = 0;
     m_timer.restart();
+    if (m_uiUpdateTimer.isValid()) {
+        m_uiUpdateTimer.invalidate();
+    }
 }
 
 void ProgressPage::setPushButtonCheckable(bool a, bool b)

src/source/page/progresspage.h

@@ -149,6 +149,7 @@ private Q_SLOTS:
     double m_dProgressPercent = -1.0;
     QElapsedTimer m_timer;  //计时器
     qint64 m_qConsumeTime = 0; //消耗时间
+    QElapsedTimer m_uiUpdateTimer; // UI 刷新节流计时器（避免解压高频进度拖慢）
 
     QString m_strArchiveName;
 };

src/source/tree/datatreeview.cpp

@@ -6,15 +6,18 @@
 #include "datatreeview.h"
 #include "treeheaderview.h"
 #include "datamodel.h"
+#include "itemviewrowhoverproxystyle.h"
 #include "uitools.h"
 
 #include <DApplication>
 #include <DStyle>
 #include <DGuiApplicationHelper>
 
+#include <QApplication>
+#include <QColor>
 #include <QMouseEvent>
 #include <QPainter>
 #include <QHeaderView>
 #include <QMimeData>
 #include <QDebug>
 #include <QScrollBar>
@@ -201,6 +204,11 @@
     setContextMenuPolicy(Qt::CustomContextMenu);    // 设置自定义右键菜单
     setAcceptDrops(true);
 
+    setMouseTracking(true);
+    auto *hoverProxyStyle = new ItemViewRowHoverProxyStyle(QApplication::style(), this);
+    hoverProxyStyle->setParent(QCoreApplication::instance());
+    setStyle(hoverProxyStyle);
+
     m_selectionModel = selectionModel();
 }
 
@@ -247,6 +255,12 @@
 void DataTreeView::drawRow(QPainter *painter, const QStyleOptionViewItem &options, const QModelIndex &index) const
 {
     // qDebug() << "Drawing row";
+    Q_ASSERT(m_selectionModel);
+    if (!m_selectionModel) {
+        QTreeView::drawRow(painter, options, index);
+        return;
+    }
+
     painter->save();
     painter->setRenderHint(QPainter::Antialiasing);
 
@@ -278,23 +292,21 @@
     auto margin = style->pixelMetric(DStyle::PM_ContentsMargins, &options);
     //根据实际情况设置颜色，奇数行为灰色
     auto palette = options.palette;
-    QBrush background;
+    QBrush zebraBrush;
     bool bVis = m_pHeaderView->getpreLbl()->isVisible();
     if (bVis ? (index.row() & 1) : !(index.row() & 1)) {
         if(DGuiApplicationHelper::DarkType == DGuiApplicationHelper::instance()->themeType()) {
-            background = QColor(255, 255, 255, 12);
+            zebraBrush = QColor(255, 255, 255, 12);
         } else {
-            background = palette.color(cg, DPalette::AlternateBase);
+            zebraBrush = palette.color(cg, DPalette::AlternateBase);
         }
     } else {
-        background = palette.color(cg, DPalette::Base);
-    }
-    if (options.state & DStyle::State_Enabled) {
-        if (m_selectionModel->isSelected(index)) {
-            background = palette.color(cg, DPalette::Highlight);
-        }
+        zebraBrush = palette.color(cg, DPalette::Base);
     }
 
+    const bool selected = (options.state & DStyle::State_Enabled) && m_selectionModel->isSelected(index);
+    const bool hoverRow = (options.state & DStyle::State_Enabled) && index.row() == m_hoverRow && !selected;
+
     // 绘制整行背景，高度-2以让高分屏非整数缩放比例下无被选中的蓝色细线，防止原来通过delegate绘制单元格交替颜色背景出现的高分屏非整数缩放比例下qrect精度问题导致的横向单元格间出现白色边框
     QPainterPath path;
     QRect rowRect { options.rect.x() - header()->offset(),
@@ -305,7 +317,30 @@
     rowRect.setWidth(rowRect.width() - margin);
 
     path.addRoundedRect(rowRect, radius, radius);
-    painter->fillPath(path, background);
+    painter->fillPath(path, zebraBrush);
+
+    if (hoverRow) {
+        QStyleOptionViewItem hoverOpt = options;
+        hoverOpt.state &= ~QStyle::State_Selected;
+        hoverOpt.state |= QStyle::State_MouseOver;
+        hoverOpt.rect = rowRect;
+
+        // Use the original base style to paint the row hover background,
+        // since our proxy style clears State_MouseOver to prevent per-cell hover.
+        painter->save();
+        // Keep rounded corners: style hover may be rectangular, so clip it.
+        painter->setClipPath(path);
+        if (auto *proxy = dynamic_cast<ItemViewRowHoverProxyStyle *>(this->style())) {
+            proxy->baseStyle()->drawPrimitive(QStyle::PE_PanelItemViewRow, &hoverOpt, painter, this);
+        } else {
+            style->drawPrimitive(QStyle::PE_PanelItemViewRow, &hoverOpt, painter, this);
+        }
+        painter->restore();
+    }
+
+    if (selected) {
+        painter->fillPath(path, palette.color(cg, DPalette::Highlight));
+    }
 
     QTreeView::drawRow(painter, options, index);
     // draw focus
@@ -475,9 +510,23 @@
     DTreeView::mouseReleaseEvent(event);
 }
 
+void DataTreeView::updateHoverRowFromPosition(const QPoint &pos)
+{
+    const QModelIndex idx = indexAt(pos);
+    const int newRow = idx.isValid() ? idx.row() : -1;
+    if (newRow != m_hoverRow) {
+        m_hoverRow = newRow;
+        viewport()->update();
+    }
+}
+
 void DataTreeView::mouseMoveEvent(QMouseEvent *event)
 {
     // qDebug() << "Mouse move at position:" << event->pos();
+    if (!m_isPressed) {
+        updateHoverRowFromPosition(event->pos());
+    }
+
     if (m_isPressed) {
         //最小距离为防误触和双向滑动时,只触发横向或者纵向的
         int touchmindistance = 2;
@@ -505,6 +554,17 @@
         m_lastTouchBeginPos = event->pos();
         return;
     }
+
+    DTreeView::mouseMoveEvent(event);
+}
+
+void DataTreeView::leaveEvent(QEvent *event)
+{
+    if (m_hoverRow >= 0) {
+        m_hoverRow = -1;
+        viewport()->update();
+    }
+    DTreeView::leaveEvent(event);
 }
 
 void DataTreeView::keyPressEvent(QKeyEvent *event)

src/source/tree/datatreeview.h

@@ -10,10 +10,13 @@
 
 #include <DTreeView>
 
 #include <QStyledItemDelegate>
 #include <QDir>
+#include <QPoint>
 #include <QTime>
 
+#include <QEvent>
+
 DWIDGET_USE_NAMESPACE
 
 class DataModel;
@@ -78,6 +81,7 @@
 
     void mouseReleaseEvent(QMouseEvent *event) override;
     void mouseMoveEvent(QMouseEvent *event) override;
+    void leaveEvent(QEvent *event) override;
     /**
      * @brief keyPressEvent 键盘事件 delete、enter、Alt+M
      * @param event
@@ -107,6 +111,7 @@
      * @brief resizeColumnWidth 重置列宽度
      */
     void resizeColumnWidth();
+    void updateHoverRowFromPosition(const QPoint &pos);
 
 Q_SIGNALS:
     /**
@@ -155,6 +160,7 @@
 private:
     Qt::FocusReason m_reson;
     QItemSelectionModel *m_selectionModel =  nullptr;
+    int m_hoverRow = -1;
 
 };
 

src/source/tree/itemviewrowhoverproxystyle.cpp

@@ -0,0 +1,32 @@
+// Copyright (C) 2022 ~ 2026 Uniontech Software Technology Co.,Ltd.
+// SPDX-FileCopyrightText: 2026 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "itemviewrowhoverproxystyle.h"
+#include "datatreeview.h"
+
+#include <QStyleOptionViewItem>
+
+ItemViewRowHoverProxyStyle::ItemViewRowHoverProxyStyle(QStyle *baseStyle, DataTreeView *treeView)
+    : QProxyStyle(baseStyle)
+    , m_treeView(treeView)
+{
+    // Lifetime is managed by the creator (we typically parent to qApp).
+}
+
+void ItemViewRowHoverProxyStyle::drawPrimitive(QStyle::PrimitiveElement element, const QStyleOption *option,
+                                                QPainter *painter, const QWidget *widget) const
+{
+    if (element == QStyle::PE_PanelItemViewRow && option && m_treeView && widget == m_treeView) {
+        if (const auto *vopt = qstyleoption_cast<const QStyleOptionViewItem *>(option)) {
+            if (vopt->state.testFlag(QStyle::State_MouseOver)) {
+                QStyleOptionViewItem copy(*vopt);
+                copy.state &= ~QStyle::State_MouseOver;
+                QProxyStyle::drawPrimitive(element, &copy, painter, widget);
+                return;
+            }
+        }
+    }
+    QProxyStyle::drawPrimitive(element, option, painter, widget);
+}

src/source/tree/itemviewrowhoverproxystyle.h

@@ -0,0 +1,32 @@
+// Copyright (C) 2022 ~ 2026 Uniontech Software Technology Co.,Ltd.
+// SPDX-FileCopyrightText: 2026 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef ITEMVIEWROWHOVERPROXYSTYLE_H
+#define ITEMVIEWROWHOVERPROXYSTYLE_H
+
+#include <QProxyStyle>
+#include <QPointer>
+
+class DataTreeView;
+
+/**
+ * Clears State_MouseOver before PE_PanelItemViewRow so DStyle does not paint
+ * per-cell hover; DataTreeView draws full-row hover instead (mirrors how
+ * selection is not double-drawn per cell).
+ */
+class ItemViewRowHoverProxyStyle : public QProxyStyle
+{
+public:
+    explicit ItemViewRowHoverProxyStyle(QStyle *baseStyle, DataTreeView *treeView);
+
+protected:
+    void drawPrimitive(QStyle::PrimitiveElement element, const QStyleOption *option,
+                       QPainter *painter, const QWidget *widget) const override;
+
+private:
+    QPointer<DataTreeView> m_treeView;
+};
+
+#endif

src/source/tree/uncompressview.cpp

@@ -97,6 +97,8 @@ void UnCompressView::mousePressEvent(QMouseEvent *event)
 void UnCompressView:: mouseMoveEvent(QMouseEvent *event)
 {
     // qDebug() << "Mouse move event at position:" << event->pos();
+    updateHoverRowFromPosition(event->pos());
+
     if (m_isPressed) {
         // qDebug() << "Is pressed";
         //最小距离为防误触和双向滑动时,只触发横向或者纵向的