From fa8b91ae6390c6a639859fbdeaf2f04781880a39 Mon Sep 17 00:00:00 2001
From: liuyangming <liuyangming@uniontech.com>
Date: Mon, 22 Jan 2024 11:33:16 +0800
Subject: [PATCH] fix: [UI]display issue

1.set render hint of painter.
2.reset scrollbar height when resize.

Log: fix UI issue
Bug: https://pms.uniontech.com/bug-view-239935.html
---
 .../filemanager/core/dfmplugin-titlebar/views/crumbbar.cpp   | 1 +
 .../dfmplugin-workspace/menus/sortanddisplaymenuscene.cpp    | 3 ++-
 .../filemanager/core/dfmplugin-workspace/views/fileview.cpp  | 5 +++++
 .../core/dfmplugin-workspace/views/treeitempaintproxy.cpp    | 1 +
 4 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/plugins/filemanager/core/dfmplugin-titlebar/views/crumbbar.cpp b/src/plugins/filemanager/core/dfmplugin-titlebar/views/crumbbar.cpp
index 90d816256e..88d15c1c6f 100644
--- a/src/plugins/filemanager/core/dfmplugin-titlebar/views/crumbbar.cpp
+++ b/src/plugins/filemanager/core/dfmplugin-titlebar/views/crumbbar.cpp
@@ -60,6 +60,7 @@ void IconItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &opti
 {
     QStyleOptionViewItem opt = option;
     opt.decorationAlignment = Qt::AlignCenter;
+    painter->setRenderHint(QPainter::SmoothPixmapTransform);
     DStyledItemDelegate::paint(painter, opt, index);
 }
 
diff --git a/src/plugins/filemanager/core/dfmplugin-workspace/menus/sortanddisplaymenuscene.cpp b/src/plugins/filemanager/core/dfmplugin-workspace/menus/sortanddisplaymenuscene.cpp
index d5edff8ac0..de89d342a9 100644
--- a/src/plugins/filemanager/core/dfmplugin-workspace/menus/sortanddisplaymenuscene.cpp
+++ b/src/plugins/filemanager/core/dfmplugin-workspace/menus/sortanddisplaymenuscene.cpp
@@ -257,7 +257,8 @@ void SortAndDisplayMenuScenePrivate::updateEmptyAreaActionState()
         predicateAction[ActionID::kDisplayList]->setChecked(true);
         break;
     case Global::ViewMode::kTreeMode:
-        predicateAction[ActionID::kDisplayTree]->setChecked(true);
+        if (predicateAction.contains(ActionID::kDisplayTree))
+            predicateAction[ActionID::kDisplayTree]->setChecked(true);
         break;
     default:
         break;
diff --git a/src/plugins/filemanager/core/dfmplugin-workspace/views/fileview.cpp b/src/plugins/filemanager/core/dfmplugin-workspace/views/fileview.cpp
index b55a6d1ddc..7e5f552dc4 100644
--- a/src/plugins/filemanager/core/dfmplugin-workspace/views/fileview.cpp
+++ b/src/plugins/filemanager/core/dfmplugin-workspace/views/fileview.cpp
@@ -928,6 +928,9 @@ void FileView::onDefaultViewModeChanged(int mode)
 {
     Global::ViewMode newMode = static_cast<Global::ViewMode>(mode);
 
+    if (newMode == Global::ViewMode::kTreeMode && !WorkspaceHelper::instance()->supportTreeView(rootUrl().scheme()))
+        return;
+
     if (newMode == d->currentViewMode)
         return;
 
@@ -1123,6 +1126,8 @@ void FileView::resizeEvent(QResizeEvent *event)
 
     if (isIconViewMode())
         updateViewportContentsMargins(itemSizeHint());
+
+    verticalScrollBar()->setFixedHeight(rect().height() - d->statusBar->height() - (d->headerView ? d->headerView->height() : 0));
 }
 
 void FileView::setSelection(const QRect &rect, QItemSelectionModel::SelectionFlags flags)
diff --git a/src/plugins/filemanager/core/dfmplugin-workspace/views/treeitempaintproxy.cpp b/src/plugins/filemanager/core/dfmplugin-workspace/views/treeitempaintproxy.cpp
index 08c1fcb15b..0793dbb6bc 100644
--- a/src/plugins/filemanager/core/dfmplugin-workspace/views/treeitempaintproxy.cpp
+++ b/src/plugins/filemanager/core/dfmplugin-workspace/views/treeitempaintproxy.cpp
@@ -80,6 +80,7 @@ void TreeItemPaintProxy::drawExpandArrow(QPainter *painter, const QRectF &rect,
         painter->setPen(opt.palette.color(QPalette::Active, QPalette::Text));
     }
 
+    painter->setRenderHint(QPainter::SmoothPixmapTransform);
     if (index.data(kItemTreeViewExpandedRole).toBool()) {
         style->drawPrimitive(QStyle::PE_IndicatorArrowDown, &opt, painter, nullptr);
     } else {