Rename QStyleOptionMenuItem::tabWidth to reservedShortcutWidth

As per ### Qt 6 comment, and the documentation for the variable.

Change-Id: I58df784a72129dc97c5f13eb54e34cb7feb9748c
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>

src/plugins/styles/mac/qmacstyle_mac.mm

@@ -4279,7 +4279,7 @@ void QMacStyle::drawControl(ControlElement ce, const QStyleOption *opt, QPainter
                 yPos += 1;
 
             const bool isSubMenu = mi->menuItemType == QStyleOptionMenuItem::SubMenu;
-            const int tabwidth = isSubMenu ? 9 : mi->tabWidth;
+            const int tabwidth = isSubMenu ? 9 : mi->reservedShortcutWidth;
 
             QString rightMarginText;
             if (isSubMenu)

src/plugins/styles/windowsvista/qwindowsvistastyle.cpp

@@ -1198,7 +1198,7 @@ void QWindowsVistaStyle::drawControl(ControlElement element, const QStyleOption
 
             int x, y, w, h;
             menuitem->rect.getRect(&x, &y, &w, &h);
-            int tab = menuitem->tabWidth;
+            int tab = menuitem->reservedShortcutWidth;
             bool dis = !(menuitem->state & State_Enabled);
             bool checked = menuitem->checkType != QStyleOptionMenuItem::NotCheckable
                             ? menuitem->checked : false;

src/plugins/styles/windowsvista/qwindowsxpstyle.cpp

@@ -2130,7 +2130,7 @@ void QWindowsXPStyle::drawControl(ControlElement element, const QStyleOption *op
     case CE_MenuItem:
         if (const QStyleOptionMenuItem *menuitem = qstyleoption_cast<const QStyleOptionMenuItem *>(option))
         {
-            int tab = menuitem->tabWidth;
+            int tab = menuitem->reservedShortcutWidth;
             bool dis = !(menuitem->state & State_Enabled);
             bool act = menuitem->state & State_Selected;
             bool checkable = menuitem->menuHasCheckableItems;

src/widgets/styles/qfusionstyle.cpp

@@ -1686,7 +1686,7 @@ void QFusionStyle::drawControl(ControlElement element, const QStyleOption *optio
             }
             int x, y, w, h;
             menuitem->rect.getRect(&x, &y, &w, &h);
-            int tab = menuitem->tabWidth;
+            int tab = menuitem->reservedShortcutWidth;
             QColor discol;
             if (dis) {
                 discol = menuitem->palette.text().color();

src/widgets/styles/qstyleoption.cpp

@@ -1668,7 +1668,8 @@ QStyleOptionProgressBar::QStyleOptionProgressBar(int version)
 
 QStyleOptionMenuItem::QStyleOptionMenuItem()
     : QStyleOption(QStyleOptionMenuItem::Version, SO_MenuItem), menuItemType(Normal),
-      checkType(NotCheckable), checked(false), menuHasCheckableItems(true), maxIconWidth(0), tabWidth(0)
+      checkType(NotCheckable), checked(false), menuHasCheckableItems(true), maxIconWidth(0),
+      reservedShortcutWidth(0)
 {
 }
 
@@ -1677,7 +1678,8 @@ QStyleOptionMenuItem::QStyleOptionMenuItem()
 */
 QStyleOptionMenuItem::QStyleOptionMenuItem(int version)
     : QStyleOption(version, SO_MenuItem), menuItemType(Normal),
-      checkType(NotCheckable), checked(false), menuHasCheckableItems(true), maxIconWidth(0), tabWidth(0)
+      checkType(NotCheckable), checked(false), menuHasCheckableItems(true), maxIconWidth(0),
+      reservedShortcutWidth(0)
 {
 }
 
@@ -1821,7 +1823,7 @@ QStyleOptionMenuItem::QStyleOptionMenuItem(int version)
 */
 
 /*!
-    \variable QStyleOptionMenuItem::tabWidth
+    \variable QStyleOptionMenuItem::reservedShortcutWidth
     \brief the reserved width for the menu item's shortcut
 
     QMenu sets it to the width occupied by the widest shortcut among

src/widgets/styles/qstyleoption.h

@@ -366,7 +366,7 @@ public:
     QString text;
     QIcon icon;
     int maxIconWidth;
-    int tabWidth; // ### Qt 6: rename to reservedShortcutWidth
+    int reservedShortcutWidth;
     QFont font;
 
     QStyleOptionMenuItem();

src/widgets/styles/qstylesheetstyle.cpp

@@ -3789,7 +3789,7 @@ void QStyleSheetStyle::drawControl(ControlElement ce, const QStyleOption *opt, Q
 
                 QRect textRect = subRule.contentsRect(opt->rect);
                 textRect.setLeft(textRect.left() + textRectOffset);
-                textRect.setWidth(textRect.width() - mi.tabWidth);
+                textRect.setWidth(textRect.width() - mi.reservedShortcutWidth);
                 const QRect vTextRect = visualRect(opt->direction, m->rect, textRect);
 
                 QStringView s(mi.text);

src/widgets/styles/qwindowsstyle.cpp

@@ -1110,7 +1110,7 @@ void QWindowsStyle::drawControl(ControlElement ce, const QStyleOption *opt, QPai
         if (const QStyleOptionMenuItem *menuitem = qstyleoption_cast<const QStyleOptionMenuItem *>(opt)) {
             int x, y, w, h;
             menuitem->rect.getRect(&x, &y, &w, &h);
-            int tab = menuitem->tabWidth;
+            int tab = menuitem->reservedShortcutWidth;
             bool dis = !(menuitem->state & State_Enabled);
             bool checked = menuitem->checkType != QStyleOptionMenuItem::NotCheckable
                             ? menuitem->checked : false;

src/widgets/widgets/qcombobox.cpp

@@ -160,7 +160,7 @@ QStyleOptionMenuItem QComboMenuDelegate::getStyleOption(const QStyleOptionViewIt
     }
     menuOption.text = index.model()->data(index, Qt::DisplayRole).toString()
                            .replace(QLatin1Char('&'), QLatin1String("&&"));
-    menuOption.tabWidth = 0;
+    menuOption.reservedShortcutWidth = 0;
     menuOption.maxIconWidth =  option.decorationSize.width() + 4;
     menuOption.menuRect = option.rect;
     menuOption.rect = option.rect;

src/widgets/widgets/qcombobox_p.h

@@ -117,7 +117,7 @@ protected:
                 menuOpt.checkType = QStyleOptionMenuItem::NotCheckable;
                 menuOpt.menuRect = e->rect();
                 menuOpt.maxIconWidth = 0;
-                menuOpt.tabWidth = 0;
+                menuOpt.reservedShortcutWidth = 0;
                 QPainter p(viewport());
                 combo->style()->drawControl(QStyle::CE_MenuEmptyArea, &menuOpt, &p, this);
             }
@@ -193,7 +193,7 @@ protected:
         menuOpt.checkType = QStyleOptionMenuItem::NotCheckable;
         menuOpt.menuRect = rect();
         menuOpt.maxIconWidth = 0;
-        menuOpt.tabWidth = 0;
+        menuOpt.reservedShortcutWidth = 0;
         menuOpt.menuItemType = QStyleOptionMenuItem::Scroller;
         if (sliderAction == QAbstractSlider::SliderSingleStepAdd)
             menuOpt.state |= QStyle::State_DownArrow;

src/widgets/widgets/qmenu.cpp

@@ -961,7 +961,7 @@ void QMenuPrivate::drawScroller(QPainter *painter, QMenuPrivate::ScrollerTearOff
     menuOpt.state = QStyle::State_None;
     menuOpt.checkType = QStyleOptionMenuItem::NotCheckable;
     menuOpt.maxIconWidth = 0;
-    menuOpt.tabWidth = 0;
+    menuOpt.reservedShortcutWidth = 0;
     menuOpt.rect = rect;
     menuOpt.menuItemType = QStyleOptionMenuItem::Scroller;
     menuOpt.state |= QStyle::State_Enabled;
@@ -986,7 +986,7 @@ void QMenuPrivate::drawTearOff(QPainter *painter, const QRect &rect)
     menuOpt.state = QStyle::State_None;
     menuOpt.checkType = QStyleOptionMenuItem::NotCheckable;
     menuOpt.maxIconWidth = 0;
-    menuOpt.tabWidth = 0;
+    menuOpt.reservedShortcutWidth = 0;
     menuOpt.rect = rect;
     menuOpt.menuItemType = QStyleOptionMenuItem::TearOff;
     if (tearoffHighlighted)
@@ -1613,7 +1613,7 @@ void QMenu::initStyleOption(QStyleOptionMenuItem *option, const QAction *action)
     }
 #endif
     option->text = textAndAccel;
-    option->tabWidth = d->tabWidth;
+    option->reservedShortcutWidth = d->tabWidth;
     option->maxIconWidth = d->maxIconWidth;
     option->menuRect = rect();
 }
@@ -2784,7 +2784,7 @@ void QMenu::paintEvent(QPaintEvent *e)
     menuOpt.state = QStyle::State_None;
     menuOpt.checkType = QStyleOptionMenuItem::NotCheckable;
     menuOpt.maxIconWidth = 0;
-    menuOpt.tabWidth = 0;
+    menuOpt.reservedShortcutWidth = 0;
     style()->drawPrimitive(QStyle::PE_PanelMenu, &menuOpt, &p, this);
 
     //calculate the scroll up / down rect