Fixed many spelling errors.

24 files changed, 31 insertions, 31 deletions

diff --git a/src/gui/accessible/qaccessible_mac_p.h b/src/gui/accessible/qaccessible_mac_p.h
index 4ee3a2d..e417cb6 100644
--- a/src/gui/accessible/qaccessible_mac_p.h
+++ b/src/gui/accessible/qaccessible_mac_p.h
@@ -122,7 +122,7 @@ private:
     QAccessibleInterfaceWrapper wrapper class.
 
     It has the same API as QAccessibleInterface, minus the child parameter
-    in the funcitons.
+    in the functions.
 */
 class Q_AUTOTEST_EXPORT QAInterface : public QAccessible
 {
@@ -432,7 +432,7 @@ public:
 /*
     QAccessibleHierarchyManager bridges the Mac and Qt accessibility hierarchies.
     There is a one-to-one relationship between QAElements on the Mac side
-    and QAInterfaces on the Qt side, and this class provies lookup funcitons
+    and QAInterfaces on the Qt side, and this class provides lookup functions
     that translates between these to items.
 
     The identity of a QAInterface is determined by its QAccessibleInterface and
diff --git a/src/gui/embedded/qcopchannel_qws.cpp b/src/gui/embedded/qcopchannel_qws.cpp
index 5786866..0d9d9d3 100644
--- a/src/gui/embedded/qcopchannel_qws.cpp
+++ b/src/gui/embedded/qcopchannel_qws.cpp
@@ -502,7 +502,7 @@ void QCopChannel::answer(QWSClient *cl, const QString& ch,
             bool known = qcopServerMap && qcopServerMap->contains(c)
                         && !((*qcopServerMap)[c]).isEmpty();
             // Yes, it's a typo, it's not user-visible, and we choose not to fix it for compatibility
-            QLatin1String ans = QLatin1String(known ? "known" : "unkown");
+            QLatin1String ans = QLatin1String(known ? "known" : "unknown");
             QWSServerPrivate::sendQCopEvent(cl, QLatin1String(""),
                                             ans, data, true);
             return;
diff --git a/src/gui/embedded/qtransportauth_qws.cpp b/src/gui/embedded/qtransportauth_qws.cpp
index 9a50702..90e90d1 100644
--- a/src/gui/embedded/qtransportauth_qws.cpp
+++ b/src/gui/embedded/qtransportauth_qws.cpp
@@ -445,7 +445,7 @@ QIODevice *QTransportAuth::passThroughByClient( QWSClient *client ) const
 /*!
   \internal
   Return a QIODevice pointer (to an internal QBuffer) which can be used
-  to receive data after authorisation on transport \a d.
+  to receive data after authorization on transport \a d.
 
   The return QIODevice will act as a pass-through.
 
@@ -468,7 +468,7 @@ QAuthDevice *QTransportAuth::recvBuf( QTransportAuth::Data *data, QIODevice *iod
 
 /*!
   Return a QIODevice pointer (to an internal QBuffer) which can be used
-  to write data onto, for authorisation on transport \a d.
+  to write data onto, for authorization on transport \a d.
 
   The return QIODevice will act as a pass-through.
 
diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h
index 8480c19..1b7aa97 100644
--- a/src/gui/graphicsview/qgraphicsitem_p.h
+++ b/src/gui/graphicsview/qgraphicsitem_p.h
@@ -722,7 +722,7 @@ public:
 
 /*!
     Returns true if \a item1 is on top of \a item2.
-    The items dont need to be siblings.
+    The items don't need to be siblings.
 
     \internal
 */
@@ -776,7 +776,7 @@ inline bool qt_closestItemFirst(const QGraphicsItem *item1, const QGraphicsItem
 
 /*!
     Returns true if \a item2 is on top of \a item1.
-    The items dont need to be siblings.
+    The items don't need to be siblings.
 
     \internal
 */
diff --git a/src/gui/inputmethod/qinputcontextfactory.cpp b/src/gui/inputmethod/qinputcontextfactory.cpp
index 865c1b2..afe5095 100644
--- a/src/gui/inputmethod/qinputcontextfactory.cpp
+++ b/src/gui/inputmethod/qinputcontextfactory.cpp
@@ -205,7 +205,7 @@ QStringList QInputContextFactory::keys()
 
     This function contains pure Symbian exception handling code for
     getting S60 language list.
-    Returned object ownership is transfered to caller.
+    Returned object ownership is transferred to caller.
 */
 static CAknInputLanguageList* s60LangListL()
 {
@@ -224,7 +224,7 @@ static CAknInputLanguageList* s60LangListL()
     \internal
 
     This function utility function return S60 language list.
-    Returned object ownership is transfered to caller.
+    Returned object ownership is transferred to caller.
 */
 static CAknInputLanguageList* s60LangList()
 {
diff --git a/src/gui/itemviews/qitemselectionmodel.cpp b/src/gui/itemviews/qitemselectionmodel.cpp
index e69cd65..e2a16b1 100644
--- a/src/gui/itemviews/qitemselectionmodel.cpp
+++ b/src/gui/itemviews/qitemselectionmodel.cpp
@@ -772,7 +772,7 @@ void QItemSelectionModelPrivate::_q_layoutAboutToBeChanged()
     savedPersistentIndexes.clear();
     savedPersistentCurrentIndexes.clear();
 
-    // optimisation for when all indexes are selected
+    // optimization for when all indexes are selected
     // (only if there is lots of items (1000) because this is not entirely correct)
     if (ranges.isEmpty() && currentSelection.count() == 1) {
         QItemSelectionRange range = currentSelection.first();
diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp
index d8fb74c..a4cc5a3 100644
--- a/src/gui/kernel/qapplication_x11.cpp
+++ b/src/gui/kernel/qapplication_x11.cpp
@@ -3742,7 +3742,7 @@ int QApplication::x11ProcessEvent(XEvent* event)
                 // toplevel reparented...
                 QWidget *newparent = QWidget::find(event->xreparent.parent);
                 if (! newparent || (newparent->windowType() == Qt::Desktop)) {
-                    // we dont' know about the new parent (or we've been
+                    // we don't know about the new parent (or we've been
                     // reparented to root), perhaps a window manager
                     // has been (re)started?  reset the focus model to unknown
                     X11->focus_model = QX11Data::FM_Unknown;
diff --git a/src/gui/kernel/qclipboard_win.cpp b/src/gui/kernel/qclipboard_win.cpp
index 63ca9e5..c2e29fd 100644
--- a/src/gui/kernel/qclipboard_win.cpp
+++ b/src/gui/kernel/qclipboard_win.cpp
@@ -141,7 +141,7 @@ public:
         clipBoardViewer = new QWidget();
         clipBoardViewer->createWinId();
         clipBoardViewer->setObjectName(QLatin1String("internal clipboard owner"));
-        // We dont need this internal widget to appear in QApplication::topLevelWidgets()
+        // We don't need this internal widget to appear in QApplication::topLevelWidgets()
         if (QWidgetPrivate::allWidgets)
             QWidgetPrivate::allWidgets->remove(clipBoardViewer);
     }
diff --git a/src/gui/kernel/qclipboard_x11.cpp b/src/gui/kernel/qclipboard_x11.cpp
index 55548ef..62c861d 100644
--- a/src/gui/kernel/qclipboard_x11.cpp
+++ b/src/gui/kernel/qclipboard_x11.cpp
@@ -132,7 +132,7 @@ void setupOwner()
     requestor = new QWidget(0);
     requestor->createWinId();
     requestor->setObjectName(QLatin1String("internal clipboard requestor"));
-    // We dont need this internal widgets to appear in QApplication::topLevelWidgets()
+    // We don't need this internal widgets to appear in QApplication::topLevelWidgets()
     if (QWidgetPrivate::allWidgets) {
         QWidgetPrivate::allWidgets->remove(owner);
         QWidgetPrivate::allWidgets->remove(requestor);
@@ -769,7 +769,7 @@ QByteArray QX11Data::clipboardReadIncrementalProperty(Window win, Atom property,
     delete requestor;
     requestor = new QWidget(0);
     requestor->setObjectName(QLatin1String("internal clipboard requestor"));
-    // We dont need this internal widget to appear in QApplication::topLevelWidgets()
+    // We don't need this internal widget to appear in QApplication::topLevelWidgets()
     if (QWidgetPrivate::allWidgets)
         QWidgetPrivate::allWidgets->remove(requestor);
 
diff --git a/src/gui/kernel/qkeymapper_mac.cpp b/src/gui/kernel/qkeymapper_mac.cpp
index 3dc6afc..300e5ca 100644
--- a/src/gui/kernel/qkeymapper_mac.cpp
+++ b/src/gui/kernel/qkeymapper_mac.cpp
@@ -749,7 +749,7 @@ bool QKeyMapperPrivate::translateKeyEvent(QWidget *widget, EventHandlerCallRef e
         }
         return false;
     }
-    // Once we process the key down , we dont need to send the saved event again from
+    // Once we process the key down , we don't need to send the saved event again from
     // kEventTextInputUnicodeForKeyEvent, so clear it.
     if (currentContext && ekind == kEventRawKeyDown) {
         QMacInputContext *context = qobject_cast<QMacInputContext*>(currentContext);
diff --git a/src/gui/kernel/qsoftkeymanager_s60.cpp b/src/gui/kernel/qsoftkeymanager_s60.cpp
index fee1580..c81d75f 100644
--- a/src/gui/kernel/qsoftkeymanager_s60.cpp
+++ b/src/gui/kernel/qsoftkeymanager_s60.cpp
@@ -265,7 +265,7 @@ bool QSoftKeyManagerPrivateS60::setSoftkeyImage(CEikButtonGroupContainer *cba,
             CFbsBitmap* nMask = softkeyAlpha.toSymbianCFbsBitmap();
 
             CEikImage* myimage = new (ELeave) CEikImage;
-            myimage->SetPicture( nBitmap, nMask ); // nBitmap and nMask ownership transfered
+            myimage->SetPicture( nBitmap, nMask ); // nBitmap and nMask ownership transferred
 
             EikSoftkeyImage::SetImage(cba, *myimage, left); // Takes myimage ownership
             cbaHasImage[position] = true;
diff --git a/src/gui/kernel/qwidget_s60.cpp b/src/gui/kernel/qwidget_s60.cpp
index 5df5e19..031892d 100644
--- a/src/gui/kernel/qwidget_s60.cpp
+++ b/src/gui/kernel/qwidget_s60.cpp
@@ -577,7 +577,7 @@ void QWidgetPrivate::hide_sys()
     QSymbianControl *id = static_cast<QSymbianControl *>(q->internalWinId());
 
     if (id) {
-        //Incorrect optimisation - for popup windows, Qt's focus is moved before
+        //Incorrect optimization - for popup windows, Qt's focus is moved before
         //hide_sys is called, resulting in the popup window keeping its elevated
         //position in the CONE control stack.
         //This can result in keyboard focus being in an invisible widget in some
diff --git a/src/gui/painting/qgraphicssystem_qws.cpp b/src/gui/painting/qgraphicssystem_qws.cpp
index f5dab4b..03a0d11 100644
--- a/src/gui/painting/qgraphicssystem_qws.cpp
+++ b/src/gui/painting/qgraphicssystem_qws.cpp
@@ -49,7 +49,7 @@ QT_BEGIN_NAMESPACE
 QPixmapData *QWSGraphicsSystem::createPixmapData(QPixmapData::PixelType type) const
 {
     if (screen->pixmapDataFactory())
-        return screen->pixmapDataFactory()->create(type); //### For 4.4 compatability
+        return screen->pixmapDataFactory()->create(type); //### For 4.4 compatibility
     else
         return new QRasterPixmapData(type);
 }
diff --git a/src/gui/painting/qimagescale.cpp b/src/gui/painting/qimagescale.cpp
index 8580775..7383308 100644
--- a/src/gui/painting/qimagescale.cpp
+++ b/src/gui/painting/qimagescale.cpp
@@ -304,7 +304,7 @@ QImageScaleInfo* QImageScale::qimageCalcScaleInfo(const QImage &img,
     return(isi);
 }
 
-/* FIXME: NEED to optimise ScaleAARGBA - currently its "ok" but needs work*/
+/* FIXME: NEED to optimize ScaleAARGBA - currently its "ok" but needs work*/
 
 /* scale by area sampling */
 static void qt_qimageScaleAARGBA(QImageScaleInfo *isi, unsigned int *dest,
diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index c92d291..8f9d8ba 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -1102,7 +1102,7 @@ void QRasterPaintEnginePrivate::updateMatrixData(QSpanData *spanData, const QBru
     Q_Q(QRasterPaintEngine);
     bool bilinear = q->state()->flags.bilinear;
 
-    if (b.d->transform.type() > QTransform::TxNone) { // FALCON: optimise
+    if (b.d->transform.type() > QTransform::TxNone) { // FALCON: optimize
         spanData->setupMatrix(b.transform() * m, bilinear);
     } else {
         if (m.type() <= QTransform::TxTranslate) {
diff --git a/src/gui/painting/qregion.h b/src/gui/painting/qregion.h
index bc4da28..acb20c1 100644
--- a/src/gui/painting/qregion.h
+++ b/src/gui/painting/qregion.h
@@ -201,7 +201,7 @@ private:
         Region rgn;
         void *xrectangles;
 #elif defined(Q_WS_MAC) && !defined(QT_MAC_USE_COCOA)
-        mutable RgnHandle unused; // Here for binary compatability reasons. ### Qt 5 remove.
+        mutable RgnHandle unused; // Here for binary compatibility reasons. ### Qt 5 remove.
 #endif
 #if defined(Q_WS_QWS) || defined(Q_WS_X11) || defined(Q_WS_MAC) || defined(Q_WS_WIN) || defined(Q_OS_SYMBIAN)
         QRegionPrivate *qt_rgn;
diff --git a/src/gui/styles/qwindowsxpstyle.cpp b/src/gui/styles/qwindowsxpstyle.cpp
index a5e9c19..da29440 100644
--- a/src/gui/styles/qwindowsxpstyle.cpp
+++ b/src/gui/styles/qwindowsxpstyle.cpp
@@ -302,7 +302,7 @@ HWND QWindowsXPStylePrivate::winId(const QWidget *widget)
         limboWidget = new QWidget(0);
         limboWidget->createWinId();
         limboWidget->setObjectName(QLatin1String("xp_limbo_widget"));
-        // We dont need this internal widget to appear in QApplication::topLevelWidgets()
+        // We don't need this internal widget to appear in QApplication::topLevelWidgets()
         if (QWidgetPrivate::allWidgets)
             QWidgetPrivate::allWidgets->remove(limboWidget);
     }
diff --git a/src/gui/text/qfontdatabase_x11.cpp b/src/gui/text/qfontdatabase_x11.cpp
index 9bf6cc8..ecc4690 100644
--- a/src/gui/text/qfontdatabase_x11.cpp
+++ b/src/gui/text/qfontdatabase_x11.cpp
@@ -2006,7 +2006,7 @@ static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt)
 
     FcFontSet *set = FcConfigGetFonts(config, FcSetApplication);
     if (!set) {
-        FcConfigAppFontAddFile(config, (const FcChar8 *)":/non-existant");
+        FcConfigAppFontAddFile(config, (const FcChar8 *)":/non-existent");
         set = FcConfigGetFonts(config, FcSetApplication); // try again
         if (!set)
             return;
diff --git a/src/gui/text/qfontengine_p.h b/src/gui/text/qfontengine_p.h
index 571cf98..fc26eef 100644
--- a/src/gui/text/qfontengine_p.h
+++ b/src/gui/text/qfontengine_p.h
@@ -158,7 +158,7 @@ public:
 
     virtual QFixed emSquareSize() const { return ascent(); }
 
-    /* returns 0 as glyph index for non existant glyphs */
+    /* returns 0 as glyph index for non existent glyphs */
     virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const = 0;
 
     /**
diff --git a/src/gui/text/qfontengine_win.cpp b/src/gui/text/qfontengine_win.cpp
index 7609ee5..5f25752 100644
--- a/src/gui/text/qfontengine_win.cpp
+++ b/src/gui/text/qfontengine_win.cpp
@@ -1209,7 +1209,7 @@ QImage QFontEngineWin::alphaMapForGlyph(glyph_t glyph, const QTransform &xform)
 
     QImage indexed(mask->width(), mask->height(), QImage::Format_Indexed8);
 
-    // ### This part is kinda pointless, but we'll crash later if we dont because some
+    // ### This part is kinda pointless, but we'll crash later if we don't because some
     // code paths expects there to be colortables for index8-bit...
     QVector<QRgb> colors(256);
     for (int i=0; i<256; ++i)
diff --git a/src/gui/text/qfontsubset.cpp b/src/gui/text/qfontsubset.cpp
index e49f5b4..2283358 100644
--- a/src/gui/text/qfontsubset.cpp
+++ b/src/gui/text/qfontsubset.cpp
@@ -697,7 +697,7 @@ static QTtfTable generateHead(const qttf_head_table &head)
 // Bits 5-10: These should be set according to  Apple's specification . However, they are not implemented in OpenType.
 // Bit 11: Font data is 'lossless,' as a result of having been compressed and decompressed with the Agfa MicroType Express engine.
 // Bit 12: Font converted (produce compatible metrics)
-// Bit 13: Font optimised for ClearType
+// Bit 13: Font optimized for ClearType
 // Bit 14: Reserved, set to 0
 // Bit 15: Reserved, set to 0
       << quint16(0)
@@ -1008,7 +1008,7 @@ static void convertPath(const QPainterPath &path, QList<TTF_POINT> *points, QLis
                     np.x = (i1_x + i2_x) >> 1;
                     np.y = (i1_y + i2_y) >> 1;
                     if (try_reduce) {
-                        // see if we can optimise out the last onCurve point
+                        // see if we can optimize out the last onCurve point
                         int mx = (points->at(points->size() - 2).x + base[2].x) >> 1;
                         int my = (points->at(points->size() - 2).y + base[2].y) >> 1;
                         if (qAbs(mx - base[3].x) <= split_limit && qAbs(my = base[3].y) <= split_limit)
diff --git a/src/gui/text/qtextdocument_p.cpp b/src/gui/text/qtextdocument_p.cpp
index 213db7e..0bdd20d 100644
--- a/src/gui/text/qtextdocument_p.cpp
+++ b/src/gui/text/qtextdocument_p.cpp
@@ -320,7 +320,7 @@ void QTextDocumentPrivate::setLayout(QAbstractTextDocumentLayout *layout)
 
 void QTextDocumentPrivate::insert_string(int pos, uint strPos, uint length, int format, QTextUndoCommand::Operation op)
 {
-    // ##### optimise when only appending to the fragment!
+    // ##### optimize when only appending to the fragment!
     Q_ASSERT(noBlockInString(text.mid(strPos, length)));
 
     split(pos);
@@ -1446,7 +1446,7 @@ void QTextDocumentPrivate::clearFrame(QTextFrame *f)
 
 void QTextDocumentPrivate::scan_frames(int pos, int charsRemoved, int charsAdded)
 {
-    // ###### optimise
+    // ###### optimize
     Q_UNUSED(pos);
     Q_UNUSED(charsRemoved);
     Q_UNUSED(charsAdded);
diff --git a/src/gui/text/qtextlayout.cpp b/src/gui/text/qtextlayout.cpp
index f432b7e..f1278b9 100644
--- a/src/gui/text/qtextlayout.cpp
+++ b/src/gui/text/qtextlayout.cpp
@@ -1615,7 +1615,7 @@ void QTextLine::setLineWidth(qreal width)
     if (line.length
         && line.textWidth <= line.width
         && line.from + line.length == eng->layoutData->string.length())
-        // no need to do anything if the line is already layouted and the last one. This optimisation helps
+        // no need to do anything if the line is already layouted and the last one. This optimization helps
         // when using things in a single line layout.
         return;
     line.length = 0;
diff --git a/src/gui/widgets/qabstractslider.cpp b/src/gui/widgets/qabstractslider.cpp
index f38bae7..a8b39f4 100644
--- a/src/gui/widgets/qabstractslider.cpp
+++ b/src/gui/widgets/qabstractslider.cpp
@@ -722,7 +722,7 @@ bool QAbstractSliderPrivate::scrollByDelta(Qt::Orientation orientation, Qt::Keyb
 #else
         // Native UI-elements on Mac can scroll hundreds of lines at a time as
         // a result of acceleration. So keep the same behaviour in Qt, and
-        // dont restrict stepsToScroll to certain maximum (pageStep): 
+        // don't restrict stepsToScroll to certain maximum (pageStep): 
         stepsToScroll = int(offset_accumulated);
 #endif
         offset_accumulated -= int(offset_accumulated);