fix(frontend): NameLabel do not update when font-size changed.

Description: 修复字体大小更改时主页标签不刷新的bug

Log: 修复字体大小更改时主页标签不刷新的bug
Bug: http://172.17.66.192/biz/bug-view-42681.html

src/control/home-page-item.cpp

@@ -26,11 +26,18 @@
 #include <QPainter>
 #include <QDesktopServices>
 #include <QUrl>
+#include <QApplication>
 
 HomePageItem::HomePageItem(QWidget *parent, const int& type, const QString& path) : QWidget(parent)
 {
     setupUi(type, path);
     m_transparency = 0.06;
+    connect(qApp, &QApplication::paletteChanged, this, [ = ]() {
+        if (m_namelabel) {
+            QString name = this->toolTip();
+            m_namelabel->setText(m_namelabel->fontMetrics().elidedText(name, Qt::ElideRight, 108));
+        }
+    });
 }
 
 HomePageItem::~HomePageItem()
@@ -74,7 +81,6 @@ void HomePageItem::setupUi(const int& type, const QString& path) {
     });
     m_iconlabel = new QLabel(m_widget);
     m_namelabel = new QLabel(m_widget);
-    m_namelabel->setStyleSheet("QLabel{color: palette(text);}");
     if (type == ItemType::Recent) {
         m_widget->setFixedSize(300, 48);
         QIcon icon;
@@ -148,20 +154,20 @@ bool HomePageItem::eventFilter(QObject *watched, QEvent *event){
     if (watched == m_widget){
         if (event->type() == QEvent::MouseButtonPress) {
             m_transparency = 0.06;
-            this->repaint();
+            this->update();
             return true;
         } else if (event->type() == QEvent::MouseButtonRelease) {
             Q_EMIT this->onItemClicked();
             m_transparency = 0.06;
-            this->repaint();
+            this->update();
             return true;
         } else if (event->type() == QEvent::Enter) {
             m_transparency = 0.15;
-            this->repaint();
+            this->update();
             return true;
         } else if (event->type() == QEvent::Leave) {
             m_transparency = 0.06;
-            this->repaint();
+            this->update();
             return true;
         }
     }
@@ -171,12 +177,10 @@ bool HomePageItem::eventFilter(QObject *watched, QEvent *event){
 
 void HomePageItem::paintEvent(QPaintEvent *event) {
     Q_UNUSED(event)
-
     QStyleOption opt;
     opt.init(this);
     QPainter p(this);
     style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this);
-
     QRect rect = this->rect();
     p.setRenderHint(QPainter::Antialiasing);  // 反锯齿;
     p.setBrush(opt.palette.color(QPalette::Text));

src/mainwindow.cpp

@@ -90,6 +90,11 @@ MainWindow::MainWindow(QWidget *parent) :
     connect(qApp, &QApplication::paletteChanged, this, [ = ](const QPalette &pal) {
         this->setPalette(pal);
         this->update();
+        Q_FOREACH (QWidget *widget, this->findChildren<QWidget *>()) {
+            if (widget) {
+                widget->update();
+            }
+        }
     });
 
     m_search_result_file = new QQueue<QString>;
@@ -163,7 +168,6 @@ void MainWindow::initUi()
     QVBoxLayout * mainlayout = new QVBoxLayout(m_frame);
     mainlayout->setContentsMargins(8, 0, 8, 6);
     m_frame->setLayout(mainlayout);
-    m_frame->setStyleSheet("QLabel{color: palette(text);}");
 
     m_titleFrame = new QFrame(m_frame);//标题栏
     m_titleFrame->setFixedHeight(40);
@@ -190,8 +194,7 @@ void MainWindow::initUi()
         m_settingsWidget->show();
         connect(m_settingsWidget, &SettingsWidget::settingWidgetClosed, this, [ = ]() {
             QTimer::singleShot(100, this, [ = ] {
-                clearSearchResult();
+//                clearSearchResult(); //现暂定从设置页返回主页面不清空搜索结果
-//                m_search_result_thread->start();
                 this->setWindowState(this->windowState() & ~Qt::WindowMinimized);
                 this->raise();
                 this->showNormal();