QtGui/Text: mark obsolete functions as deprecated

Mark some long obsolete functions as deprecated so the can be removed
with Qt6:
 - QTextFormat::setAnchorName()/anchorName()
 - QTextList::isEmpty()

Change-Id: Ic1f5317980d116c846def3645d2a6cd61ba8679d
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io>

src/gui/text/qtextformat.cpp

@@ -1787,6 +1787,7 @@ void QTextCharFormat::setUnderlineStyle(UnderlineStyle style)
 */
 
 
+#if QT_DEPRECATED_SINCE(5, 13)
 /*!
     \fn void QTextCharFormat::setAnchorName(const QString &name)
     \obsolete
@@ -1797,6 +1798,7 @@ void QTextCharFormat::setUnderlineStyle(UnderlineStyle style)
     hyperlink, the destination must be set with setAnchorHref() and
     the anchor must be enabled with setAnchor().
 */
+#endif
 
 /*!
     \fn void QTextCharFormat::setAnchorNames(const QStringList &names)
@@ -1807,6 +1809,7 @@ void QTextCharFormat::setUnderlineStyle(UnderlineStyle style)
     the anchor must be enabled with setAnchor().
 */
 
+#if QT_DEPRECATED_SINCE(5, 13)
 /*!
     \fn QString QTextCharFormat::anchorName() const
     \obsolete
@@ -1826,6 +1829,7 @@ QString QTextCharFormat::anchorName() const
         return QString();
     return prop.toString();
 }
+#endif
 
 /*!
     \fn QStringList QTextCharFormat::anchorNames() const

src/gui/text/qtextformat.h

@@ -552,9 +552,13 @@ public:
     inline QString anchorHref() const
     { return stringProperty(AnchorHref); }
 
+#if QT_DEPRECATED_SINCE(5, 13)
+    QT_DEPRECATED_X("Use setAnchorNames() instead")
     inline void setAnchorName(const QString &name)
     { setAnchorNames(QStringList(name)); }
+    QT_DEPRECATED_X("Use anchorNames() instead")
     QString anchorName() const;
+#endif
 
     inline void setAnchorNames(const QStringList &names)
     { setProperty(AnchorName, names); }

src/gui/text/qtexthtmlparser.cpp

@@ -1544,7 +1544,7 @@ void QTextHtmlParser::applyAttributes(const QStringList &attributes)
                 if (key == QLatin1String("href"))
                     node->charFormat.setAnchorHref(value);
                 else if (key == QLatin1String("name"))
-                    node->charFormat.setAnchorName(value);
+                    node->charFormat.setAnchorNames({value});
                 break;
             case Html_img:
                 if (key == QLatin1String("src") || key == QLatin1String("source")) {
@@ -1684,7 +1684,7 @@ void QTextHtmlParser::applyAttributes(const QStringList &attributes)
             node->charFormat.setToolTip(value);
         } else if (key == QLatin1String("id")) {
             node->charFormat.setAnchor(true);
-            node->charFormat.setAnchorName(value);
+            node->charFormat.setAnchorNames({value});
         }
     }
 

src/gui/text/qtextlist.cpp

@@ -100,6 +100,7 @@ public:
     \sa QTextBlock, QTextListFormat, QTextCursor
 */
 
+#if QT_DEPRECATED_SINCE(5, 13)
 /*!
     \fn bool QTextList::isEmpty() const
     \obsolete
@@ -111,6 +112,7 @@ public:
 
     \sa count()
 */
+#endif
 
 /*! \internal
  */

src/gui/text/qtextlist.h

@@ -59,8 +59,11 @@ public:
 
     int count() const;
 
+#if QT_DEPRECATED_SINCE(5, 13)
+    QT_DEPRECATED_X("Use count() instead")
     inline bool isEmpty() const
     { return count() == 0; }
+#endif
 
     QTextBlock item(int i) const;
 

tests/auto/gui/text/qtextdocument/tst_qtextdocument.cpp

@@ -1128,7 +1128,7 @@ void tst_QTextDocument::toHtml_data()
 
         QTextCharFormat fmt;
         fmt.setAnchor(true);
-        fmt.setAnchorName("blub");
+        fmt.setAnchorNames({"blub"});
         cursor.insertText("Blah", fmt);
 
         QTest::newRow("named anchor") << QTextDocumentFragment(&doc)