Plugins::WebBrowser: add tool tip in address completer

Author: KangLin

Plugins/WebBrowser/AddressCompleter.cpp

@@ -60,6 +60,14 @@ CAddressCompleter::CAddressCompleter(QWidget *parent)
     , m_maxVisibleItems(8)
     , m_isCompleterVisible(false)
 {
+
+    m_szToolTip += tr("Enter key:       Apply current item") + "\n";
+    m_szToolTip += tr("Tab key:         Apply current item") + "\n";
+    m_szToolTip += tr("Esc Key:         Exit address completer") + "\n";
+    m_szToolTip += tr("Upper arrow key: Select previous item") + "\n";
+    m_szToolTip += tr("Down arrow key:  Select next item");
+    setToolTip(m_szToolTip);
+
     setupUI();
 
     // 设置搜索延迟定时器（300ms防抖动）
@@ -126,12 +134,15 @@ void CAddressCompleter::attachToLineEdit(QLineEdit *lineEdit)
 
     m_pLineEdit = lineEdit;
     if (m_pLineEdit) {
+        m_szOldToolTip = m_pLineEdit->toolTip();
+        QString szEnter = tr("Enter a website URL or search content ......");
+        m_pLineEdit->setToolTip(szEnter + "\n\n" + m_szToolTip);
         m_pLineEdit->installEventFilter(this);
         connect(m_pLineEdit, &QLineEdit::textEdited,
                 this, &CAddressCompleter::onTextChanged);
 
         // 设置提示文本
-        m_pLineEdit->setPlaceholderText(tr("Enter a website URL or search content ......"));
+        m_pLineEdit->setPlaceholderText(szEnter);
     }
 }
 
@@ -152,12 +163,14 @@ bool CAddressCompleter::eventFilter(QObject *watched, QEvent *event)
             //qDebug(log) << Q_FUNC_INFO << keyEvent;
             switch (keyEvent->key()) {
             case Qt::Key_Down:
+            case Qt::Key_PageDown:
                 if (m_isCompleterVisible) {
                     moveToNextItem();
                     return true;
                 }
                 break;
             case Qt::Key_Up:
+            case Qt::Key_PageUp:
                 if (m_isCompleterVisible) {
                     moveToPreviousItem();
                     return true;
@@ -273,8 +286,10 @@ void CAddressCompleter::performSearch()
             url,
             i.icon
             );
-
-        m_pListWidget->setItemWidget(item, completerItem);
+        if(completerItem) {
+            completerItem->setToolTip(title + "\n\n" + toolTip());
+            m_pListWidget->setItemWidget(item, completerItem);
+        }
         item->setData(Qt::UserRole, url);
 
         addedUrls.insert(url);

Plugins/WebBrowser/AddressCompleter.h

@@ -73,6 +73,8 @@ private Q_SLOTS:
 
 private:
     QLineEdit *m_pLineEdit;
+    QString m_szOldToolTip;
+    QString m_szToolTip;
     QListWidget *m_pListWidget;
     CHistoryDatabase *m_pHistoryDatabase;
     QTimer *m_pSearchTimer;