Changeset 561 for trunk/src/gui/widgets/qmdiarea.cpp

Timestamp:

Feb 11, 2010, 11:19:06 PM (15 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.6.1 sources.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/gui/widgets/qmdiarea.cpp (modified) (15 diffs)

trunk/src/gui/widgets/qmdiarea.cpp

@@ -2 +2 @@
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
@@ -21 +22 @@
 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
 **
-** In addition, as a special exception, Nokia gives you certain
-** additional rights. These rights are described in the Nokia Qt LGPL
-** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
 **
 ** GNU General Public License Usage
@@ -34 +34 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
 ** $QT_END_LICENSE$
 **
@@ -44 +44 @@
     \brief The QMdiArea widget provides an area in which MDI windows are displayed.
     \since 4.3
-    \ingroup application
-    \mainclass
+    \ingroup mainwindow-classes
+
 
     QMdiArea functions, essentially, like a window manager for MDI
@@ -82 +82 @@
     containing a list of windows, for example.
 
-    The subwindows are sorted by the the current
+    The subwindows are sorted by the current
     \l{QMdiArea::}{WindowOrder}. This is used for the subWindowList()
     and for activateNextSubWindow() and acivatePreviousSubWindow().
@@ -801 +801 @@
     Q_ASSERT(child && childWindows.indexOf(child) == -1);
 
-    if (child->parent() != q->viewport())
-        child->setParent(q->viewport(), child->windowFlags());
+    if (child->parent() != viewport)
+        child->setParent(viewport, child->windowFlags());
     childWindows.append(QPointer<QMdiSubWindow>(child));
 
     if (!child->testAttribute(Qt::WA_Resized) && q->isVisible()) {
-        QSize newSize(child->sizeHint().boundedTo(q->viewport()->size()));
+        QSize newSize(child->sizeHint().boundedTo(viewport->size()));
         child->resize(newSize.expandedTo(qSmartMinSize(child)));
     }
@@ -842 +842 @@
 
     QObject::connect(child, SIGNAL(aboutToActivate()), q, SLOT(_q_deactivateAllWindows()));
-    QObject::connect(child, SIGNAL(windowStateChanged(Qt::WindowStates, Qt::WindowStates)),
-                     q, SLOT(_q_processWindowStateChanged(Qt::WindowStates, Qt::WindowStates)));
+    QObject::connect(child, SIGNAL(windowStateChanged(Qt::WindowStates,Qt::WindowStates)),
+                     q, SLOT(_q_processWindowStateChanged(Qt::WindowStates,Qt::WindowStates)));
 }
 
@@ -932 +932 @@
     }
 
-    QRect domain = q->viewport()->rect();
+    QRect domain = viewport->rect();
     if (rearranger->type() == Rearranger::RegularTiler && !widgets.isEmpty())
         domain = resizeToMinimumTileSize(minSubWindowSize, widgets.count());
@@ -1213 +1213 @@
     QMdiSubWindow *stackUnderChild = 0;
     if (!windowStaysOnTop(mdiChild)) {
-        foreach (QObject *object, q_func()->viewport()->children()) {
+        foreach (QObject *object, viewport->children()) {
             QMdiSubWindow *child = qobject_cast<QMdiSubWindow *>(object);
             if (!child || !childWindows.contains(child))
@@ -1237 +1237 @@
     Q_Q(QMdiArea);
     if (!minSubWindowSize.isValid() || subWindowCount <= 0)
-        return q->viewport()->rect();
+        return viewport->rect();
 
     // Calculate minimum size.
@@ -1256 +1256 @@
         int minAreaWidth = minWidth + left + right + 2;
         int minAreaHeight = minHeight + top + bottom + 2;
-        if (q->horizontalScrollBar()->isVisible())
-            minAreaHeight += q->horizontalScrollBar()->height();
-        if (q->verticalScrollBar()->isVisible())
-            minAreaWidth += q->verticalScrollBar()->width();
+        if (hbar->isVisible())
+            minAreaHeight += hbar->height();
+        if (vbar->isVisible())
+            minAreaWidth += vbar->width();
         if (q->style()->styleHint(QStyle::SH_ScrollView_FrameOnlyAroundContents, 0, q)) {
             const int frame = q->style()->pixelMetric(QStyle::PM_DefaultFrameWidth, 0, q);
@@ -1269 +1269 @@
     }
 
-    QRect domain = q->viewport()->rect();
+    QRect domain = viewport->rect();
 
     // Adjust domain width and provide horizontal scroll bar.
     if (domain.width() < minWidth) {
         domain.setWidth(minWidth);
-        if (q->horizontalScrollBarPolicy() == Qt::ScrollBarAlwaysOff)
+        if (hbarpolicy == Qt::ScrollBarAlwaysOff)
             q->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
-        else if (q->horizontalScrollBar()->value() != 0)
-            q->horizontalScrollBar()->setValue(0);
+        else
+            hbar->setValue(0);
     }
     // Adjust domain height and provide vertical scroll bar.
     if (domain.height() < minHeight) {
         domain.setHeight(minHeight);
-        if (q->verticalScrollBarPolicy() == Qt::ScrollBarAlwaysOff)
+        if (vbarpolicy  == Qt::ScrollBarAlwaysOff)
             q->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
-        else if (q->verticalScrollBar()->value() != 0)
-            q->verticalScrollBar()->setValue(0);
+        else
+            vbar->setValue(0);
     }
     return domain;
@@ -1854 +1854 @@
 
 /*!
-    Gives the keyboard focus to the next window in the list of child
-    windows.  The windows are activated in the order in which they are
-    created (CreationOrder).
-
-    \sa activatePreviousSubWindow()
+    Gives the keyboard focus to another window in the list of child
+    windows.  The window activated will be the next one determined
+    by the current \l{QMdiArea::WindowOrder} {activation order}.
+
+    \sa activatePreviousSubWindow(), QMdiArea::WindowOrder
 */
 void QMdiArea::activateNextSubWindow()
@@ -1872 +1872 @@
 
 /*!
-    Gives the keyboard focus to the previous window in the list of
-    child windows. The windows are activated in the order in which
-    they are created (CreationOrder).
-
-    \sa activateNextSubWindow()
+    Gives the keyboard focus to another window in the list of child
+    windows.  The window activated will be the previous one determined
+    by the current \l{QMdiArea::WindowOrder} {activation order}.
+
+    \sa activateNextSubWindow(), QMdiArea::WindowOrder
 */
 void QMdiArea::activatePreviousSubWindow()
@@ -1948 +1948 @@
     Removes \a widget from the MDI area. The \a widget must be
     either a QMdiSubWindow or a widget that is the internal widget of
-    a subwindow. Note that the subwindow is not deleted by QMdiArea
-    and that its parent is set to 0.
+    a subwindow. Note \a widget is never actually deleted by QMdiArea.
+    If a QMdiSubWindow is passed in its parent is set to 0 and it is
+    removed, but if an internal widget is passed in the child widget
+    is set to 0 but the QMdiSubWindow is not removed.
 
     \sa addSubWindow()