Long live Qt 4.5!

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diff --git a/tests/auto/qmacstyle/tst_qmacstyle.cpp b/tests/auto/qmacstyle/tst_qmacstyle.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** 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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include <QtTest/QtTest>
+#include <QtGui>
+
+#include <qmacstyle_mac.h>
+
+#ifdef Q_OS_MAC
+
+const int N = 1;
+
+//TESTED_CLASS=
+//TESTED_FILES=gui/styles/qmacstyle_mac.h gui/styles/qmacstyle_mac.cpp
+
+enum Size { Normal, Small, Mini };
+
+Q_DECLARE_METATYPE(Size);
+
+#define CT(E) \
+    static const ControlType E = QSizePolicy::E;
+
+typedef QSizePolicy::ControlType ControlType;
+
+CT(DefaultType)
+CT(ButtonBox)
+CT(CheckBox)
+CT(ComboBox)
+CT(Frame)
+CT(GroupBox)
+CT(Label)
+CT(Line)
+CT(LineEdit)
+CT(PushButton)
+CT(RadioButton)
+CT(Slider)
+CT(SpinBox)
+CT(TabWidget)
+CT(ToolButton)
+
+
+class tst_QMacStyle : public QObject
+{
+    Q_OBJECT
+
+public:
+    tst_QMacStyle() { qRegisterMetaType<Size>("Size"); }
+
+private slots:
+    void sizeHints_data();
+    void sizeHints();
+    void layoutMargins_data();
+    void layoutMargins();
+    void layoutSpacings_data();
+    void layoutSpacings();
+    void smallMiniNormalExclusivity_data();
+    void smallMiniNormalExclusivity();
+
+private:
+    static QSize msh(QWidget *widget);
+    static QSize sh(QWidget *widget);
+    static QRect geo(QWidget *widget);
+    static QPoint pos(QWidget *widget) { return geo(widget).topLeft(); }
+    static QSize size(QWidget *widget) { return geo(widget).size(); }
+    static QSize gap(QWidget *widget1, QWidget *widget2);
+    static int hgap(QWidget *widget1, QWidget *widget2) { return gap(widget1, widget2).width(); }
+    static int vgap(QWidget *widget1, QWidget *widget2) { return gap(widget1, widget2).height(); }
+    static void setSize(QWidget *widget, Size size);
+    static int spacing(ControlType control1, ControlType control2, Qt::Orientation orientation,
+                       QStyleOption *option = 0, QWidget *widget = 0);
+    static int hspacing(ControlType control1, ControlType control2, Size size = Normal);
+    static int vspacing(ControlType control1, ControlType control2, Size size = Normal);
+};
+
+#define SIZE(x, y, z) \
+    ((size == Normal) ? (x) : (size == Small) ? (y) : (z))
+
+void tst_QMacStyle::sizeHints_data()
+{
+    QTest::addColumn<Size>("size");
+    QTest::newRow("normal") << Normal;
+//    QTest::newRow("small") << Small;
+//    QTest::newRow("mini") << Mini;
+}
+
+void tst_QMacStyle::sizeHints()
+{
+    QFETCH(Size, size);    
+    QDialog w;
+    setSize(&w, size);
+
+    QLineEdit lineEdit1(&w);
+    QCOMPARE(sh(&lineEdit1).height(), SIZE(22, 19, 16));    // 16 in Builder, 15 in AHIG
+
+    QProgressBar progress1(&w);
+    progress1.setOrientation(Qt::Horizontal);
+    qDebug() << "sh" << progress1.sizeHint();
+    QCOMPARE(sh(&progress1).height(), SIZE(16, 10, 10));   // Builder
+
+    progress1.setOrientation(Qt::Vertical);
+    QCOMPARE(sh(&progress1).width(), SIZE(16, 10, 10));   // Builder
+
+    QRadioButton radio1("Radio", &w);
+    QCOMPARE(sh(&radio1).height(), SIZE(15, 12, 10));   // Builder
+
+    QCheckBox checkBox1("Switch", &w);
+    QCOMPARE(sh(&checkBox1).height(), SIZE(14, 12, 10));   // Builder
+
+    QComboBox comboBox1(&w);
+    comboBox1.setEditable(false);
+    comboBox1.addItem("Foo");
+    QCOMPARE(sh(&comboBox1).height(), SIZE(20, 17, 15));
+
+    QComboBox comboBox2(&w);
+    comboBox2.setEditable(true);
+    comboBox2.addItem("Foo");
+    QCOMPARE(sh(&comboBox2).height(), SIZE(20, 17, 15));
+
+    // Combos in toolbars use the actual widget rect to
+    // avoid faulty clipping:
+    QToolBar tb;
+    setSize(&tb, size);
+    QComboBox comboBox3(&tb);
+    comboBox3.addItem("Foo");
+    QCOMPARE(sh(&comboBox3).height(), SIZE(26, -1, -1));
+
+    QSlider slider1(Qt::Horizontal, &w);
+    QCOMPARE(sh(&slider1).height(), SIZE(15, 12, 10));
+
+    slider1.setTickPosition(QSlider::TicksAbove);
+    QCOMPARE(sh(&slider1).height(), SIZE(24, 17, 16));  // Builder
+
+    slider1.setTickPosition(QSlider::TicksBelow);
+    QCOMPARE(sh(&slider1).height(), SIZE(24, 17, 16));  // Builder
+
+    slider1.setTickPosition(QSlider::TicksBothSides);
+    QVERIFY(sh(&slider1).height() > SIZE(15, 12, 10));  // common sense
+
+    QPushButton ok1("OK", &w);
+    QPushButton cancel1("Cancel", &w);
+
+    QSize s1 = sh(&ok1);
+    if (size == Normal) {
+        // AHIG says 68, Builder does 70, and Qt seems to do 69
+        QVERIFY(s1.width() >= 68 && s1.width() <= 70);
+    }
+    QCOMPARE(s1.height(), SIZE(20, 17, 14));    // 14 in Builder, 15 in AHIG
+
+    // Cancel should be identical to OK, no matter what
+    QCOMPARE(s1, sh(&cancel1));
+
+    // Play with auto-default and default
+    cancel1.setAutoDefault(false);
+    QCOMPARE(s1, sh(&cancel1));
+    cancel1.setAutoDefault(true);
+    QCOMPARE(s1, sh(&cancel1));
+    cancel1.setDefault(true);
+    QCOMPARE(s1, sh(&cancel1));
+
+    QDialogButtonBox bbox(&w);
+    bbox.setStandardButtons(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
+    QCOMPARE(s1, sh(bbox.button(QDialogButtonBox::Ok)));
+    QCOMPARE(s1, sh(bbox.button(QDialogButtonBox::Cancel)));
+
+    QMessageBox mbox(&w);
+    mbox.setStandardButtons(QMessageBox::Ok | QMessageBox::Cancel);
+    QCOMPARE(s1, sh(mbox.button(QMessageBox::Ok)));
+    QCOMPARE(s1, sh(mbox.button(QMessageBox::Cancel)));
+
+    /*
+    QSpinBox spinBox1(&w);
+    int h1 = sh(&spinBox1).height();
+    QCOMPARE(h1, SIZE(22, 19, 15));
+
+    QDateEdit date1(&w);
+    QCOMPARE(sh(&date1).height(), h1);
+
+    QTimeEdit time1(&w);
+    QCOMPARE(sh(&time1).height(), h1);
+
+    QDateTimeEdit dateTime1(&w);
+    QCOMPARE(sh(&dateTime1).height(), h1);
+
+    ok1.setAttribute(Qt::WA_MacMetalStyle, true);
+    QSize s2 = sh(&ok1);
+    if (size == Normal) {
+        QVERIFY(s2.height() >= 21 && s2.height() <= 32);
+    } else {
+        QVERIFY(s2.height() >= 18 && s2.height() <= 24);
+    }
+    */
+
+    // QMacStyle bug: label doesn't react to Small and Mini
+    QLabel label1("Blah", &w);
+    QCOMPARE(sh(&label1).height(), SIZE(17, 14, 11));
+}
+
+void tst_QMacStyle::layoutMargins_data()
+{
+    tst_QMacStyle::sizeHints_data();
+}
+
+void tst_QMacStyle::layoutMargins()
+{
+    QFETCH(Size, size);    
+    QWidget w;
+    setSize(&w, size);
+
+}
+
+void tst_QMacStyle::layoutSpacings_data()
+{
+    tst_QMacStyle::sizeHints_data();
+}
+
+void tst_QMacStyle::layoutSpacings()
+{
+    QFETCH(Size, size);
+
+    /*
+        Constraints specified by AHIG.
+    */
+
+    for (int i = 0; i < 4; ++i) {
+        ControlType c1 = (i % 2 == 0) ? PushButton : ButtonBox;
+        ControlType c2 = (i / 2 == 0) ? PushButton : ButtonBox;
+        QCOMPARE(hspacing(c1, c2, size), SIZE(14, 8, 8));
+        QCOMPARE(vspacing(c1, c2, size), SIZE(14, 8, 8));
+    }
+
+    QCOMPARE(hspacing(Label, RadioButton, size), SIZE(8, 6, 5));
+    QCOMPARE(vspacing(RadioButton, RadioButton, size), SIZE(5, 5, 5));  // Builder, guess, AHIG
+
+    QCOMPARE(hspacing(Label, CheckBox, size), SIZE(8, 6, 5));
+    QCOMPARE(vspacing(CheckBox, CheckBox, size), SIZE(8, 8, 7));
+
+    QCOMPARE(hspacing(Label, ComboBox, size), SIZE(8, 6, 5));
+
+    QCOMPARE(hspacing(LineEdit, LineEdit, size), SIZE(10, 8, 8));
+
+    /*
+        Common sense constraints, for when AHIG seems to make no sense (e.g., disagrees
+        too much with Builder or looks improper).
+    */
+
+    // Comboboxes are a special pain, because AHIG and Builder can't agree,
+    // and because they can be editable or not, with two totally different looks
+    QVERIFY(vspacing(ComboBox, ComboBox, size) >= SIZE(8, 6, 5));
+    QVERIFY(vspacing(ComboBox, ComboBox, size) <= SIZE(12, 10, 8));
+
+    // Make sure button boxes get the respect they deserve, when they occur
+    // in the bottom or right side of a dialog
+    QCOMPARE(hspacing(ButtonBox, LineEdit), SIZE(20, 8, 8));
+    QCOMPARE(vspacing(ButtonBox, LineEdit), SIZE(20, 7, 7));
+
+    QCOMPARE(hspacing(LineEdit, ButtonBox), SIZE(8, 8, 8));
+    QCOMPARE(vspacing(LineEdit, ButtonBox), SIZE(8, 8, 8));
+}
+
+// helper functions
+
+QSize tst_QMacStyle::msh(QWidget *widget)
+{
+    QWidgetItem item(widget);
+    return item.sizeHint();
+}
+
+QSize tst_QMacStyle::sh(QWidget *widget)
+{
+    QWidgetItem item(widget);
+    return item.sizeHint();
+}
+
+QRect tst_QMacStyle::geo(QWidget *widget)
+{
+    QWidgetItem item(widget);
+    return item.geometry();
+}
+
+QSize tst_QMacStyle::gap(QWidget *widget1, QWidget *widget2)
+{
+    QPoint d = pos(widget2) - pos(widget1);
+    QSize s = size(widget1);
+    return s + QSize(d.x(), d.y());
+}
+
+void tst_QMacStyle::setSize(QWidget *widget, Size size)
+{
+    switch (size) {
+    case Normal:
+        QMacStyle::setWidgetSizePolicy(widget, QMacStyle::SizeDefault);
+        break;
+    case Small:
+        QMacStyle::setWidgetSizePolicy(widget, QMacStyle::SizeSmall);
+        break;
+    case Mini:
+        QMacStyle::setWidgetSizePolicy(widget, QMacStyle::SizeMini);
+    }
+}
+
+int tst_QMacStyle::spacing(ControlType control1, ControlType control2, Qt::Orientation orientation,
+                           QStyleOption *option, QWidget *widget)
+{
+    return QApplication::style()->layoutSpacing(control1, control2, orientation, option, widget);
+}
+
+int tst_QMacStyle::hspacing(ControlType control1, ControlType control2, Size size)
+{
+    QWidget w;
+    setSize(&w, size);
+
+    QStyleOption opt;
+    opt.initFrom(&w);
+
+    return spacing(control1, control2, Qt::Horizontal, &opt);
+}
+
+int tst_QMacStyle::vspacing(ControlType control1, ControlType control2, Size size)
+{
+    QWidget w;
+    setSize(&w, size);
+
+    QStyleOption opt;
+    opt.initFrom(&w);
+
+    return spacing(control1, control2, Qt::Vertical, &opt);
+}
+
+
+void tst_QMacStyle::smallMiniNormalExclusivity_data()
+{
+
+    QTest::addColumn<int>("size1");
+    QTest::addColumn<int>("size2");
+    QTest::addColumn<int>("size3");
+    QTest::addColumn<int>("expectedHeight1");
+    QTest::addColumn<int>("expectedHeight2");
+    QTest::addColumn<int>("expectedHeight3");
+
+    QTest::newRow("normal small mini") << int(Qt::WA_MacNormalSize) << int(Qt::WA_MacSmallSize) << int(Qt::WA_MacMiniSize) << 32 << 16 << 24;
+    QTest::newRow("normal mini small") << int(Qt::WA_MacNormalSize) <<int(Qt::WA_MacMiniSize) << int(Qt::WA_MacSmallSize) << 32 << 24 << 16;
+    QTest::newRow("small normal mini") << int(Qt::WA_MacSmallSize) << int(Qt::WA_MacNormalSize) << int(Qt::WA_MacMiniSize) << 16 << 32 << 24;
+    QTest::newRow("small mini normal") << int(Qt::WA_MacSmallSize) << int(Qt::WA_MacMiniSize) << int(Qt::WA_MacNormalSize) << 16 << 24 << 32;
+    QTest::newRow("mini small normal") << int(Qt::WA_MacMiniSize) << int(Qt::WA_MacSmallSize) << int(Qt::WA_MacNormalSize) << 24 << 16 << 32;
+    QTest::newRow("mini normal small") << int(Qt::WA_MacMiniSize) << int(Qt::WA_MacNormalSize) << int(Qt::WA_MacSmallSize) << 24 << 32 << 16;
+}
+
+void tst_QMacStyle::smallMiniNormalExclusivity()
+{
+
+    QFETCH(int, size1);
+    QFETCH(int, size2);
+    QFETCH(int, size3);
+    QFETCH(int, expectedHeight1);
+    QFETCH(int, expectedHeight2);
+    QFETCH(int, expectedHeight3);
+
+    static const int TotalSizes = 3;
+    int attrs[TotalSizes] = { size1, size2, size3 };
+    int expected[TotalSizes] = { expectedHeight1, expectedHeight2, expectedHeight3 };
+
+    QPushButton dummyWidget;
+    QStyleOptionButton opt;
+
+    for (int i = 0; i < TotalSizes; ++i) {
+        dummyWidget.setAttribute(Qt::WidgetAttribute(attrs[i]));
+        opt.initFrom(&dummyWidget);
+        QSize size = dummyWidget.style()->sizeFromContents(QStyle::CT_PushButton, &opt,
+                                                           QSize(0, 0), &dummyWidget);
+        QCOMPARE(size.height(), expected[i]);
+    }
+}
+
+QTEST_MAIN(tst_QMacStyle)
+
+#else
+
+QTEST_NOOP_MAIN
+
+#endif
+
+#include "tst_qmacstyle.moc"
+