2011-04-27 10:05:43 +00:00
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/****************************************************************************
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**
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2016-01-15 12:36:27 +00:00
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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2011-04-27 10:05:43 +00:00
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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2016-01-15 12:36:27 +00:00
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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2012-09-19 12:28:29 +00:00
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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2015-01-28 08:44:43 +00:00
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** a written agreement between you and The Qt Company. For licensing terms
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2016-01-15 12:36:27 +00:00
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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2012-09-19 12:28:29 +00:00
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**
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2016-01-15 12:36:27 +00:00
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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2011-04-27 10:05:43 +00:00
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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2020-11-26 16:31:50 +00:00
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#include <QTest>
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2011-04-27 10:05:43 +00:00
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#include "qpalette.h"
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class tst_QPalette : public QObject
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{
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2014-07-25 18:57:33 +00:00
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Q_OBJECT
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private Q_SLOTS:
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2011-04-27 10:05:43 +00:00
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void roleValues_data();
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void roleValues();
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2018-07-11 15:33:29 +00:00
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void resolve();
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2014-07-26 19:41:34 +00:00
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void copySemantics();
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2014-07-25 21:15:24 +00:00
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void moveSemantics();
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2018-01-03 22:00:24 +00:00
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void setBrush();
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2019-11-22 13:26:12 +00:00
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void isBrushSet();
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void setAllPossibleBrushes();
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void noBrushesSetForDefaultPalette();
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void cannotCheckIfInvalidBrushSet();
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void checkIfBrushForCurrentGroupSet();
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2011-04-27 10:05:43 +00:00
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};
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void tst_QPalette::roleValues_data()
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{
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QTest::addColumn<int>("role");
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QTest::addColumn<int>("value");
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QTest::newRow("QPalette::WindowText") << int(QPalette::WindowText) << 0;
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QTest::newRow("QPalette::Button") << int(QPalette::Button) << 1;
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QTest::newRow("QPalette::Light") << int(QPalette::Light) << 2;
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QTest::newRow("QPalette::Midlight") << int(QPalette::Midlight) << 3;
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QTest::newRow("QPalette::Dark") << int(QPalette::Dark) << 4;
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QTest::newRow("QPalette::Mid") << int(QPalette::Mid) << 5;
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QTest::newRow("QPalette::Text") << int(QPalette::Text) << 6;
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QTest::newRow("QPalette::BrightText") << int(QPalette::BrightText) << 7;
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QTest::newRow("QPalette::ButtonText") << int(QPalette::ButtonText) << 8;
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QTest::newRow("QPalette::Base") << int(QPalette::Base) << 9;
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QTest::newRow("QPalette::Window") << int(QPalette::Window) << 10;
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QTest::newRow("QPalette::Shadow") << int(QPalette::Shadow) << 11;
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QTest::newRow("QPalette::Highlight") << int(QPalette::Highlight) << 12;
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QTest::newRow("QPalette::HighlightedText") << int(QPalette::HighlightedText) << 13;
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QTest::newRow("QPalette::Link") << int(QPalette::Link) << 14;
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QTest::newRow("QPalette::LinkVisited") << int(QPalette::LinkVisited) << 15;
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QTest::newRow("QPalette::AlternateBase") << int(QPalette::AlternateBase) << 16;
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QTest::newRow("QPalette::NoRole") << int(QPalette::NoRole) << 17;
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QTest::newRow("QPalette::ToolTipBase") << int(QPalette::ToolTipBase) << 18;
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QTest::newRow("QPalette::ToolTipText") << int(QPalette::ToolTipText) << 19;
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2018-02-28 13:44:06 +00:00
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QTest::newRow("QPalette::PlaceholderText") << int(QPalette::PlaceholderText) << 20;
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2011-04-27 10:05:43 +00:00
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// Change this value as you add more roles.
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2018-02-28 13:44:06 +00:00
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QTest::newRow("QPalette::NColorRoles") << int(QPalette::NColorRoles) << 21;
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2011-04-27 10:05:43 +00:00
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}
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void tst_QPalette::roleValues()
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{
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QFETCH(int, role);
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QFETCH(int, value);
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QCOMPARE(role, value);
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}
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2018-07-11 15:33:29 +00:00
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void tst_QPalette::resolve()
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{
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QPalette p1;
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p1.setBrush(QPalette::WindowText, Qt::green);
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p1.setBrush(QPalette::Button, Qt::green);
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QVERIFY(p1.isBrushSet(QPalette::Active, QPalette::WindowText));
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QVERIFY(p1.isBrushSet(QPalette::Active, QPalette::Button));
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QPalette p2;
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p2.setBrush(QPalette::WindowText, Qt::red);
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QVERIFY(p2.isBrushSet(QPalette::Active, QPalette::WindowText));
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QVERIFY(!p2.isBrushSet(QPalette::Active, QPalette::Button));
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QPalette p1ResolvedTo2 = p1.resolve(p2);
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// p1ResolvedTo2 gets everything from p1 and nothing copied from p2 because
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// it already has a WindowText. That is two brushes, and to the same value
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// as p1.
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QCOMPARE(p1ResolvedTo2, p1);
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QVERIFY(p1ResolvedTo2.isBrushSet(QPalette::Active, QPalette::WindowText));
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QCOMPARE(p1.windowText(), p1ResolvedTo2.windowText());
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QVERIFY(p1ResolvedTo2.isBrushSet(QPalette::Active, QPalette::Button));
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QCOMPARE(p1.button(), p1ResolvedTo2.button());
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QPalette p2ResolvedTo1 = p2.resolve(p1);
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// p2ResolvedTo1 gets the WindowText set, and to the same value as the
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// original p2, however, Button gets set from p1.
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QVERIFY(p2ResolvedTo1.isBrushSet(QPalette::Active, QPalette::WindowText));
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QCOMPARE(p2.windowText(), p2ResolvedTo1.windowText());
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QVERIFY(p2ResolvedTo1.isBrushSet(QPalette::Active, QPalette::Button));
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QCOMPARE(p1.button(), p2ResolvedTo1.button());
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QVERIFY(p2ResolvedTo1 != p1);
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QVERIFY(p2ResolvedTo1 != p2);
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2022-03-07 10:18:27 +00:00
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QPalette p3;
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// ensure the resolve mask is full
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for (int r = 0; r < QPalette::NColorRoles; ++r)
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p3.setBrush(QPalette::All, QPalette::ColorRole(r), Qt::red);
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QPalette p3ResolvedToP1 = p3.resolve(p1);
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QVERIFY(p3ResolvedToP1.isCopyOf(p3));
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2018-07-11 15:33:29 +00:00
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}
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2020-01-16 16:21:15 +00:00
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static void compareAllPaletteData(const QPalette &firstPalette, const QPalette &secondPalette)
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{
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QCOMPARE(firstPalette, secondPalette);
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// For historical reasons, operator== compares only brushes, but it's not enough for proper
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// comparison after move/copy, because some additional data can also be moved/copied.
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// Let's compare this data here.
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2020-08-19 09:52:07 +00:00
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QCOMPARE(firstPalette.resolveMask(), secondPalette.resolveMask());
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2020-01-16 16:21:15 +00:00
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QCOMPARE(firstPalette.currentColorGroup(), secondPalette.currentColorGroup());
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}
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2014-07-26 19:41:34 +00:00
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void tst_QPalette::copySemantics()
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{
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QPalette src(Qt::red), dst;
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const QPalette control = src; // copy construction
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QVERIFY(src != dst);
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QVERIFY(!src.isCopyOf(dst));
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2020-01-16 16:21:15 +00:00
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compareAllPaletteData(src, control);
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2014-07-26 19:41:34 +00:00
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QVERIFY(src.isCopyOf(control));
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dst = src; // copy assignment
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2020-01-16 16:21:15 +00:00
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compareAllPaletteData(dst, src);
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compareAllPaletteData(dst, control);
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2014-07-26 19:41:34 +00:00
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QVERIFY(dst.isCopyOf(src));
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dst = QPalette(Qt::green);
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QVERIFY(dst != src);
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QVERIFY(dst != control);
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2020-01-16 16:21:15 +00:00
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compareAllPaletteData(src, control);
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2014-07-26 19:41:34 +00:00
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QVERIFY(!dst.isCopyOf(src));
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QVERIFY(src.isCopyOf(control));
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}
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2014-07-25 21:15:24 +00:00
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void tst_QPalette::moveSemantics()
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{
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QPalette src(Qt::red), dst;
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const QPalette control = src;
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QVERIFY(src != dst);
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2020-01-16 16:21:15 +00:00
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compareAllPaletteData(src, control);
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2014-07-25 21:15:24 +00:00
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QVERIFY(!dst.isCopyOf(src));
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QVERIFY(!dst.isCopyOf(control));
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2019-04-02 09:51:14 +00:00
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dst = std::move(src); // move assignment
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2014-07-25 21:15:24 +00:00
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QVERIFY(!dst.isCopyOf(src)); // isCopyOf() works on moved-from palettes, too
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QVERIFY(dst.isCopyOf(control));
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2020-01-16 16:21:15 +00:00
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compareAllPaletteData(dst, control);
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2014-07-25 21:15:24 +00:00
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src = control; // check moved-from 'src' can still be assigned to (doesn't crash)
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QVERIFY(src.isCopyOf(dst));
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QVERIFY(src.isCopyOf(control));
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2019-04-02 09:51:14 +00:00
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QPalette dst2(std::move(src)); // move construction
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2014-07-25 21:17:55 +00:00
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QVERIFY(!src.isCopyOf(dst));
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QVERIFY(!src.isCopyOf(dst2));
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QVERIFY(!src.isCopyOf(control));
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2020-01-16 16:21:15 +00:00
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compareAllPaletteData(dst2, control);
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2014-07-25 21:17:55 +00:00
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QVERIFY(dst2.isCopyOf(dst));
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QVERIFY(dst2.isCopyOf(control));
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// check moved-from 'src' can still be destroyed (doesn't crash)
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2014-07-25 21:15:24 +00:00
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}
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2018-01-03 22:00:24 +00:00
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void tst_QPalette::setBrush()
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{
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QPalette p(Qt::red);
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const QPalette q = p;
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QVERIFY(q.isCopyOf(p));
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// Setting a different brush will detach
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p.setBrush(QPalette::Disabled, QPalette::Button, Qt::green);
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QVERIFY(!q.isCopyOf(p));
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QVERIFY(q != p);
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// Check we only changed what we said we would
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for (int i = 0; i < QPalette::NColorGroups; i++)
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for (int j = 0; j < QPalette::NColorRoles; j++) {
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const auto g = QPalette::ColorGroup(i);
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const auto r = QPalette::ColorRole(j);
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const auto b = p.brush(g, r);
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if (g == QPalette::Disabled && r == QPalette::Button)
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QCOMPARE(b, QBrush(Qt::green));
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else
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QCOMPARE(b, q.brush(g, r));
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}
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const QPalette pp = p;
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QVERIFY(pp.isCopyOf(p));
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// Setting the same brush won't detach
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p.setBrush(QPalette::Disabled, QPalette::Button, Qt::green);
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QVERIFY(pp.isCopyOf(p));
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}
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2019-11-22 13:26:12 +00:00
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void tst_QPalette::isBrushSet()
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{
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QPalette p;
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// Set only one color group
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p.setBrush(QPalette::Active, QPalette::Mid, QBrush(Qt::red));
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QVERIFY(p.isBrushSet(QPalette::Active, QPalette::Mid));
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QVERIFY(!p.isBrushSet(QPalette::Inactive, QPalette::Mid));
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QVERIFY(!p.isBrushSet(QPalette::Disabled, QPalette::Mid));
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// Set all color groups
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p.setBrush(QPalette::LinkVisited, QBrush(Qt::green));
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QVERIFY(p.isBrushSet(QPalette::Active, QPalette::LinkVisited));
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QVERIFY(p.isBrushSet(QPalette::Inactive, QPalette::LinkVisited));
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QVERIFY(p.isBrushSet(QPalette::Disabled, QPalette::LinkVisited));
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Don't change resolve mask when setting brush doesn't change palette
After 556511f9f39ddc887481e0cd5a877134ceb0da6b, which moved the resolve
mask storage into the palette's d-pointer, modifying the resolve mask
requires a detach. As of now, we only detached when setting a different
brush, but always modified the resolve mask, which broke palettes that
shared the d-pointer (likely the global default palette).
However, detaching has negative side effects when styles set brushes on
temporary palette objects and then use that palette object's cache key
to build a cache of pixmaps. As each drawing would detach the palette
(even if the palette doesn't change, which is likely), the cache key
changes with each detach, and the cache would quickly increase in size.
This was addressed in changes d7bcdc3a442b99c2caebd4cfd38de67e14090e05
and 1e75dcf2518e37a7b83d006a4e002f972615b43b.
We can either detach and find other ways to address the issues from
QTBUG-65475, or we can not change the resolve mask when the brush doesn't
change and completely ignore the call.
Since QFont ignores the setting of any attribute to a value that is
identical to the current value, and since it's possible to force that
the resolve-bit is set by calling setBrush twice with different brushes,
ignoring the call seems like the better solution.
[ChangeLog][QtGui][QPalette] Setting a brush on a palette that is
identical to the current brush no longer sets the resolve mask bit for
that particular role, so items using the palette will continue to
inherit changes from parent items.
Fixes: QTBUG-98762
Task-number: QTBUG-65475
Pick-to: 6.2
Change-Id: Ife0f934b6a066858408ef75b7bb7ab61193ceb47
Reviewed-by: Simon Hausmann <hausmann@gmail.com>
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
2021-11-30 15:04:45 +00:00
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// Don't set flag when brush doesn't change (and also don't detach - QTBUG-98762)
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QPalette p2;
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QPalette p3;
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QVERIFY(!p2.isBrushSet(QPalette::Active, QPalette::Dark));
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p2.setBrush(QPalette::Active, QPalette::Dark, p2.brush(QPalette::Active, QPalette::Dark));
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QVERIFY(!p3.isBrushSet(QPalette::Active, QPalette::Dark));
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QVERIFY(!p2.isBrushSet(QPalette::Active, QPalette::Dark));
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2019-11-22 13:26:12 +00:00
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}
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void tst_QPalette::setAllPossibleBrushes()
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{
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QPalette p;
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2020-08-19 09:52:07 +00:00
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QCOMPARE(p.resolveMask(), QPalette::ResolveMask(0));
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2019-11-22 13:26:12 +00:00
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for (int r = 0; r < QPalette::NColorRoles; ++r) {
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p.setBrush(QPalette::All, QPalette::ColorRole(r), Qt::red);
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}
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for (int r = 0; r < QPalette::NColorRoles; ++r) {
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for (int g = 0; g < QPalette::NColorGroups; ++g) {
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QVERIFY(p.isBrushSet(QPalette::ColorGroup(g), QPalette::ColorRole(r)));
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}
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}
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}
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void tst_QPalette::noBrushesSetForDefaultPalette()
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{
|
2020-08-19 09:52:07 +00:00
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QCOMPARE(QPalette().resolveMask(), QPalette::ResolveMask(0));
|
2019-11-22 13:26:12 +00:00
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}
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void tst_QPalette::cannotCheckIfInvalidBrushSet()
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{
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QPalette p(Qt::red);
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QVERIFY(!p.isBrushSet(QPalette::All, QPalette::LinkVisited));
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QVERIFY(!p.isBrushSet(QPalette::Active, QPalette::NColorRoles));
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}
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void tst_QPalette::checkIfBrushForCurrentGroupSet()
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{
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QPalette p;
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p.setCurrentColorGroup(QPalette::Disabled);
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p.setBrush(QPalette::Current, QPalette::Link, QBrush(Qt::yellow));
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QVERIFY(p.isBrushSet(QPalette::Current, QPalette::Link));
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}
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2011-04-27 10:05:43 +00:00
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QTEST_MAIN(tst_QPalette)
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#include "tst_qpalette.moc"
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