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qt5base-lts/tests/auto/widgets/styles/qstylesheetstyle/tst_qstylesheetstyle.cpp
Debao Zhang f6e739d9e3 QtWidgets tests: Replace qFindChild{ren} with QObject::findChild{ren} 
Change-Id: I79a26387bcce0d7f79f4f9f70293e97dae52f949
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
2013-03-27 19:34:22 +01:00

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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtCore>
#include <QtGui>
#include <QtWidgets>
#include <QtTest/QtTest>
#include <QtDebug>
#include <QMetaObject>
#include <private/qstylesheetstyle_p.h>
#include "../../../qtest-config.h"
class tst_QStyleSheetStyle : public QObject
{
Q_OBJECT
public:
tst_QStyleSheetStyle();
~tst_QStyleSheetStyle();
private slots:
void repolish();
void numinstances();
void widgetsBeforeAppStyleSheet();
void widgetsAfterAppStyleSheet();
void applicationStyleSheet();
void windowStyleSheet();
void widgetStyleSheet();
void reparentWithNoChildStyleSheet();
void reparentWithChildStyleSheet();
void dynamicProperty();
// NB! Invoking this slot after layoutSpacing crashes on Mac.
void namespaces();
#ifdef Q_OS_MAC
void layoutSpacing();
#endif
void qproperty();
void palettePropagation();
void fontPropagation();
void onWidgetDestroyed();
void fontPrecedence();
void focusColors();
#ifndef QTEST_NO_CURSOR
void hoverColors();
#endif
void background();
void tabAlignement();
void attributesList();
void minmaxSizes();
void task206238_twice();
void transparent();
void proxyStyle();
void dialogButtonBox();
void emptyStyleSheet();
void toolTip();
void embeddedFonts();
void opaquePaintEvent_data();
void opaquePaintEvent();
void complexWidgetFocus();
void task188195_baseBackground();
void task232085_spinBoxLineEditBg();
void changeStyleInChangeEvent();
void QTBUG15910_crashNullWidget();
//at the end because it mess with the style.
void widgetStyle();
void appStyle();
void QTBUG11658_cachecrash();
private:
QColor COLOR(const QWidget& w) {
w.ensurePolished();
return w.palette().color(w.foregroundRole());
}
QColor APPCOLOR(const QWidget& w) {
w.ensurePolished();
return qApp->palette(&w).color(w.foregroundRole());
}
QColor BACKGROUND(const QWidget& w) {
w.ensurePolished();
return w.palette().color(w.backgroundRole());
}
QColor APPBACKGROUND(const QWidget& w) {
w.ensurePolished();
return qApp->palette(&w).color(w.backgroundRole());
}
int FONTSIZE(const QWidget &w) {
w.ensurePolished();
return w.font().pointSize();
}
int APPFONTSIZE(const QWidget &w) {
return qApp->font(&w).pointSize();
}
};
tst_QStyleSheetStyle::tst_QStyleSheetStyle()
{
}
tst_QStyleSheetStyle::~tst_QStyleSheetStyle()
{
}
void tst_QStyleSheetStyle::numinstances()
{
QWidget w;
QCommonStyle *style = new QCommonStyle;
style->setParent(&w);
QWidget c(&w);
w.show();
// set and unset application stylesheet
QCOMPARE(QStyleSheetStyle::numinstances, 0);
qApp->setStyleSheet("* { color: red; }");
QCOMPARE(QStyleSheetStyle::numinstances, 1);
qApp->setStyleSheet("");
QCOMPARE(QStyleSheetStyle::numinstances, 0);
// set and unset application stylesheet+widget
qApp->setStyleSheet("* { color: red; }");
w.setStyleSheet("color: red;");
QCOMPARE(QStyleSheetStyle::numinstances, 2);
w.setStyle(style);
QCOMPARE(QStyleSheetStyle::numinstances, 2);
qApp->setStyleSheet("");
QCOMPARE(QStyleSheetStyle::numinstances, 1);
w.setStyleSheet("");
QCOMPARE(QStyleSheetStyle::numinstances, 0);
// set and unset widget stylesheet
w.setStyle(0);
w.setStyleSheet("color: red");
QCOMPARE(QStyleSheetStyle::numinstances, 1);
c.setStyle(style);
QCOMPARE(QStyleSheetStyle::numinstances, 2);
w.setStyleSheet("");
QCOMPARE(QStyleSheetStyle::numinstances, 0);
}
void tst_QStyleSheetStyle::widgetsBeforeAppStyleSheet()
{
QPushButton w1; // widget with no stylesheet
qApp->setStyleSheet("* { color: red; }");
QVERIFY(COLOR(w1) == QColor("red"));
w1.setStyleSheet("color: white");
QVERIFY(COLOR(w1) == QColor("white"));
qApp->setStyleSheet("");
QVERIFY(COLOR(w1) == QColor("white"));
w1.setStyleSheet("");
QVERIFY(COLOR(w1) == APPCOLOR(w1));
}
class FriendlySpinBox : public QSpinBox { friend class tst_QStyleSheetStyle; };
void tst_QStyleSheetStyle::widgetsAfterAppStyleSheet()
{
qApp->setStyleSheet("* { color: red; font-size: 32pt; }");
QPushButton w1;
FriendlySpinBox spin;
QVERIFY(COLOR(w1) == QColor("red"));
QVERIFY(COLOR(spin) == QColor("red"));
QVERIFY(COLOR(*spin.lineEdit()) == QColor("red"));
QCOMPARE(FONTSIZE(w1), 32);
QCOMPARE(FONTSIZE(spin), 32);
QCOMPARE(FONTSIZE(*spin.lineEdit()), 32);
w1.setStyleSheet("color: white");
QVERIFY(COLOR(w1) == QColor("white"));
QVERIFY(COLOR(spin) == QColor("red"));
QVERIFY(COLOR(*spin.lineEdit()) == QColor("red"));
w1.setStyleSheet("");
QVERIFY(COLOR(w1) == QColor("red"));
QVERIFY(COLOR(spin) == QColor("red"));
QVERIFY(COLOR(*spin.lineEdit()) == QColor("red"));
w1.setStyleSheet("color: white");
QVERIFY(COLOR(w1) == QColor("white"));
qApp->setStyleSheet("");
QVERIFY(COLOR(w1) == QColor("white"));
QVERIFY(COLOR(spin) == APPCOLOR(spin));
QVERIFY(COLOR(*spin.lineEdit()) == APPCOLOR(*spin.lineEdit()));
w1.setStyleSheet("");
QVERIFY(COLOR(w1) == APPCOLOR(w1));
// QCOMPARE(FONTSIZE(w1), APPFONTSIZE(w1)); //### task 244261
QCOMPARE(FONTSIZE(spin), APPFONTSIZE(spin));
//QCOMPARE(FONTSIZE(*spin.lineEdit()), APPFONTSIZE(*spin.lineEdit())); //### task 244261
}
void tst_QStyleSheetStyle::applicationStyleSheet()
{
QPushButton w1;
qApp->setStyleSheet("* { color: red; }");
QVERIFY(COLOR(w1) == QColor("red"));
qApp->setStyleSheet("* { color: white; }");
QVERIFY(COLOR(w1) == QColor("white"));
qApp->setStyleSheet("");
QVERIFY(COLOR(w1) == APPCOLOR(w1));
qApp->setStyleSheet("* { color: red }");
QVERIFY(COLOR(w1) == QColor("red"));
}
void tst_QStyleSheetStyle::windowStyleSheet()
{
QPushButton w1;
qApp->setStyleSheet("");
w1.setStyleSheet("* { color: red; }");
QVERIFY(COLOR(w1) == QColor("red"));
w1.setStyleSheet("* { color: white; }");
QVERIFY(COLOR(w1) == QColor("white"));
w1.setStyleSheet("");
QVERIFY(COLOR(w1) == APPCOLOR(w1));
w1.setStyleSheet("* { color: red }");
QVERIFY(COLOR(w1) == QColor("red"));
qApp->setStyleSheet("* { color: green }");
QVERIFY(COLOR(w1) == QColor("red"));
w1.setStyleSheet("");
QVERIFY(COLOR(w1) == QColor("green"));
qApp->setStyleSheet("");
QVERIFY(COLOR(w1) == APPCOLOR(w1));
}
void tst_QStyleSheetStyle::widgetStyleSheet()
{
QPushButton w1;
QPushButton *pb = new QPushButton(&w1);
QPushButton &w2 = *pb;
qApp->setStyleSheet("");
w1.setStyleSheet("* { color: red }");
QVERIFY(COLOR(w1) == QColor("red"));
QVERIFY(COLOR(w2) == QColor("red"));
w2.setStyleSheet("* { color: white }");
QVERIFY(COLOR(w2) == QColor("white"));
w1.setStyleSheet("* { color: blue }");
QVERIFY(COLOR(w1) == QColor("blue"));
QVERIFY(COLOR(w2) == QColor("white"));
w1.setStyleSheet("");
QVERIFY(COLOR(w1) == APPCOLOR(w1));
QVERIFY(COLOR(w2) == QColor("white"));
w2.setStyleSheet("");
QVERIFY(COLOR(w1) == APPCOLOR(w1));
QVERIFY(COLOR(w2) == APPCOLOR(w2));
}
void tst_QStyleSheetStyle::reparentWithNoChildStyleSheet()
{
QPushButton p1, p2;
QPushButton *pb = new QPushButton(&p1);
QPushButton &c1 = *pb; // child with no stylesheet
qApp->setStyleSheet("");
p1.setStyleSheet("* { color: red }");
QVERIFY(COLOR(c1) == QColor("red"));
c1.setParent(&p2);
QVERIFY(COLOR(c1) == APPCOLOR(c1));
p2.setStyleSheet("* { color: white }");
QVERIFY(COLOR(c1) == QColor("white"));
c1.setParent(&p1);
QVERIFY(COLOR(c1) == QColor("red"));
qApp->setStyleSheet("* { color: blue }");
c1.setParent(0);
QVERIFY(COLOR(c1) == QColor("blue"));
delete pb;
}
void tst_QStyleSheetStyle::reparentWithChildStyleSheet()
{
qApp->setStyleSheet("");
QPushButton p1, p2;
QPushButton *pb = new QPushButton(&p1);
QPushButton &c1 = *pb;
c1.setStyleSheet("background: gray");
QVERIFY(BACKGROUND(c1) == QColor("gray"));
c1.setParent(&p2);
QVERIFY(BACKGROUND(c1) == QColor("gray"));
qApp->setStyleSheet("* { color: white }");
c1.setParent(&p1);
QVERIFY(BACKGROUND(c1) == QColor("gray"));
QVERIFY(COLOR(c1) == QColor("white"));
}
void tst_QStyleSheetStyle::repolish()
{
qApp->setStyleSheet("");
QPushButton p1;
p1.setStyleSheet("color: red; background: white");
QVERIFY(BACKGROUND(p1) == QColor("white"));
p1.setStyleSheet("background: white");
QVERIFY(COLOR(p1) == APPCOLOR(p1));
p1.setStyleSheet("color: red");
QVERIFY(COLOR(p1) == QColor("red"));
QVERIFY(BACKGROUND(p1) == APPBACKGROUND(p1));
p1.setStyleSheet("");
QVERIFY(COLOR(p1) == APPCOLOR(p1));
QVERIFY(BACKGROUND(p1) == APPBACKGROUND(p1));
}
void tst_QStyleSheetStyle::widgetStyle()
{
qApp->setStyleSheet("");
QWidget *window1 = new QWidget;
window1->setObjectName("window1");
QWidget *widget1 = new QWidget(window1);
widget1->setObjectName("widget1");
QWidget *widget2 = new QWidget;
widget2->setObjectName("widget2");
QWidget *window2 = new QWidget;
window2->setObjectName("window2");
window1->ensurePolished();
window2->ensurePolished();
widget1->ensurePolished();
widget2->ensurePolished();
QPointer<QStyle> style1 = QStyleFactory::create("Windows");
QPointer<QStyle> style2 = QStyleFactory::create("Windows");
QStyle *appStyle = qApp->style();
// Sanity: By default, a window inherits the application style
QCOMPARE(appStyle, window1->style());
// Setting a custom style on a widget
window1->setStyle(style1);
QCOMPARE(style1.data(), window1->style());
// Setting another style must not delete the older style
window1->setStyle(style2);
QCOMPARE(style2.data(), window1->style());
QVERIFY(!style1.isNull()); // case we have not already crashed
// Setting null style must make it follow the qApp style
window1->setStyle(0);
QCOMPARE(window1->style(), appStyle);
QVERIFY(!style2.isNull()); // case we have not already crashed
QVERIFY(!style2.isNull()); // case we have not already crashed
// Sanity: Set the stylesheet
window1->setStyleSheet(":x { }");
QPointer<QStyleSheetStyle> proxy = (QStyleSheetStyle *)window1->style();
QVERIFY(!proxy.isNull());
QCOMPARE(proxy->metaObject()->className(), "QStyleSheetStyle"); // must be our proxy
QVERIFY(proxy->base == 0); // and follows the application
// Set the stylesheet
window1->setStyle(style1);
QVERIFY(proxy.isNull()); // we create a new one each time
proxy = (QStyleSheetStyle *)window1->style();
QCOMPARE(proxy->metaObject()->className(), "QStyleSheetStyle"); // it is a proxy
QCOMPARE(proxy->baseStyle(), style1.data()); // must have been replaced with the new one
// Update the stylesheet and check nothing changes
window1->setStyleSheet(":y { }");
QCOMPARE(window1->style()->metaObject()->className(), "QStyleSheetStyle"); // it is a proxy
QCOMPARE(proxy->baseStyle(), style1.data()); // the same guy
// Remove the stylesheet
proxy = (QStyleSheetStyle *)window1->style();
window1->setStyleSheet("");
QVERIFY(proxy.isNull()); // should have disappeared
QCOMPARE(window1->style(), style1.data()); // its restored
// Style Sheet existing children propagation
window1->setStyleSheet(":z { }");
proxy = (QStyleSheetStyle *)window1->style();
QCOMPARE(proxy->metaObject()->className(), "QStyleSheetStyle");
QCOMPARE(window1->style(), widget1->style()); // proxy must have propagated
QCOMPARE(widget2->style(), appStyle); // widget2 is following the app style
// Style Sheet automatic propagation to new children
widget2->setParent(window1); // reparent in!
QCOMPARE(window1->style(), widget2->style()); // proxy must have propagated
// Style Sheet automatic removal from children who abandoned their parents
window2->setStyle(style2);
widget2->setParent(window2); // reparent
QCOMPARE(widget2->style(), appStyle); // widget2 is following the app style
// Style Sheet propagation on a child widget with a custom style
widget2->setStyle(style1);
window2->setStyleSheet(":x { }");
proxy = (QStyleSheetStyle *)widget2->style();
QCOMPARE(proxy->metaObject()->className(), "QStyleSheetStyle");
QCOMPARE(proxy->baseStyle(), style1.data());
// Style Sheet propagation on a child widget with a custom style already set
window2->setStyleSheet("");
QCOMPARE(window2->style(), style2.data());
QCOMPARE(widget2->style(), style1.data());
widget2->setStyle(0);
window2->setStyleSheet(":x { }");
widget2->setStyle(style1);
proxy = (QStyleSheetStyle *)widget2->style();
QCOMPARE(proxy->metaObject()->className(), "QStyleSheetStyle");
// QApplication, QWidget both having a style sheet
// clean everything out
window1->setStyle(0);
window1->setStyleSheet("");
window2->setStyle(0);
window2->setStyleSheet("");
qApp->setStyle(0);
qApp->setStyleSheet("may_insanity_prevail { }"); // app has stylesheet
QCOMPARE(window1->style(), qApp->style());
QCOMPARE(window1->style()->metaObject()->className(), "QStyleSheetStyle");
QCOMPARE(widget1->style()->metaObject()->className(), "QStyleSheetStyle"); // check the child
window1->setStyleSheet("may_more_insanity_prevail { }"); // window has stylesheet
QCOMPARE(window1->style()->metaObject()->className(), "QStyleSheetStyle"); // a new one
QCOMPARE(widget1->style(), window1->style()); // child follows...
proxy = (QStyleSheetStyle *) window1->style();
QStyle *newStyle = QStyleFactory::create("Windows");
qApp->setStyle(newStyle); // set a custom style on app
proxy = (QStyleSheetStyle *) window1->style();
QCOMPARE(proxy->baseStyle(), newStyle); // magic ;) the widget still follows the application
QCOMPARE(static_cast<QStyle *>(proxy), widget1->style()); // child still follows...
window1->setStyleSheet(""); // remove stylesheet
QCOMPARE(window1->style(), qApp->style()); // is this cool or what
QCOMPARE(widget1->style(), qApp->style()); // annoying child follows...
QStyle *wndStyle = QStyleFactory::create("Windows");
window1->setStyle(wndStyle);
QCOMPARE(window1->style()->metaObject()->className(), "QStyleSheetStyle"); // auto wraps it
QCOMPARE(widget1->style(), window1->style()); // and auto propagates to child
qApp->setStyleSheet(""); // remove the app stylesheet
QCOMPARE(window1->style(), wndStyle); // auto dewrap
QCOMPARE(widget1->style(), qApp->style()); // and child state is restored
window1->setStyle(0); // let sanity prevail
qApp->setStyle(0);
delete window1;
delete widget2;
delete window2;
delete style1;
delete style2;
}
void tst_QStyleSheetStyle::appStyle()
{
qApp->setStyleSheet("");
// qApp style can never be 0
QVERIFY(QApplication::style() != 0);
QPointer<QStyle> style1 = QStyleFactory::create("Windows");
QPointer<QStyle> style2 = QStyleFactory::create("Windows");
qApp->setStyle(style1);
// Basic sanity
QVERIFY(qApp->style() == style1);
qApp->setStyle(style2);
QVERIFY(style1.isNull()); // qApp must have taken ownership and deleted it
// Setting null should not crash
qApp->setStyle(0);
QVERIFY(qApp->style() == style2);
// Set the stylesheet
qApp->setStyleSheet("whatever");
QPointer<QStyleSheetStyle> sss = (QStyleSheetStyle *)qApp->style();
QVERIFY(!sss.isNull());
QCOMPARE(sss->metaObject()->className(), "QStyleSheetStyle"); // must be our proxy now
QVERIFY(!style2.isNull()); // this should exist as it is the base of the proxy
QVERIFY(sss->baseStyle() == style2);
style1 = QStyleFactory::create("Windows");
qApp->setStyle(style1);
QVERIFY(style2.isNull()); // should disappear automatically
QVERIFY(sss.isNull()); // should disappear automatically
// Update the stylesheet and check nothing changes
sss = (QStyleSheetStyle *)qApp->style();
qApp->setStyleSheet("whatever2");
QVERIFY(qApp->style() == sss);
QVERIFY(sss->baseStyle() == style1);
// Revert the stylesheet
qApp->setStyleSheet("");
QVERIFY(sss.isNull()); // should have disappeared
QVERIFY(qApp->style() == style1);
qApp->setStyleSheet("");
QVERIFY(qApp->style() == style1);
}
void tst_QStyleSheetStyle::dynamicProperty()
{
qApp->setStyleSheet(QString());
QString appStyle = qApp->style()->metaObject()->className();
QPushButton pb1, pb2;
pb1.setProperty("type", "critical");
qApp->setStyleSheet("*[class~=\"QPushButton\"] { color: red; } *[type=\"critical\"] { background: white; }");
QVERIFY(COLOR(pb1) == Qt::red);
QVERIFY(BACKGROUND(pb1) == Qt::white);
pb2.setProperty("class", "critical"); // dynamic class
pb2.setStyleSheet(QLatin1String(".critical[style~=\"") + appStyle + "\"] { color: blue }");
pb2.show();
QVERIFY(COLOR(pb2) == Qt::blue);
}
#ifdef Q_OS_MAC
void tst_QStyleSheetStyle::layoutSpacing()
{
qApp->setStyleSheet("* { color: red }");
QCheckBox ck1;
QCheckBox ck2;
QWidget window;
int spacing_widgetstyle = window.style()->layoutSpacing(ck1.sizePolicy().controlType(), ck2.sizePolicy().controlType(), Qt::Vertical);
int spacing_style = window.style()->layoutSpacing(ck1.sizePolicy().controlType(), ck2.sizePolicy().controlType(), Qt::Vertical);
QCOMPARE(spacing_widgetstyle, spacing_style);
}
#endif
void tst_QStyleSheetStyle::qproperty()
{
QPushButton pb;
pb.setStyleSheet("QPushButton { qproperty-text: hello; qproperty-checkable: 1; qproperty-checked: false}");
pb.ensurePolished();
QCOMPARE(pb.text(), QString("hello"));
QCOMPARE(pb.isCheckable(), true);
QCOMPARE(pb.isChecked(), false);
}
namespace ns {
class PushButton1 : public QPushButton {
Q_OBJECT
public:
PushButton1() { }
};
class PushButton2 : public PushButton1 {
Q_OBJECT
public:
PushButton2() { setProperty("class", "PushButtonTwo PushButtonDuo"); }
};
}
void tst_QStyleSheetStyle::namespaces()
{
ns::PushButton1 pb1;
qApp->setStyleSheet("ns--PushButton1 { background: white }");
QVERIFY(BACKGROUND(pb1) == QColor("white"));
qApp->setStyleSheet(".ns--PushButton1 { background: red }");
QVERIFY(BACKGROUND(pb1) == QColor("red"));
ns::PushButton2 pb2;
qApp->setStyleSheet("ns--PushButton1 { background: blue}");
QVERIFY(BACKGROUND(pb2) == QColor("blue"));
qApp->setStyleSheet("ns--PushButton2 { background: magenta }");
QVERIFY(BACKGROUND(pb2) == QColor("magenta"));
qApp->setStyleSheet(".PushButtonTwo { background: white; }");
QVERIFY(BACKGROUND(pb2) == QColor("white"));
qApp->setStyleSheet(".PushButtonDuo { background: red; }");
QVERIFY(BACKGROUND(pb2) == QColor("red"));
}
void tst_QStyleSheetStyle::palettePropagation()
{
qApp->setStyleSheet("");
QGroupBox gb;
QPushButton *push = new QPushButton(&gb);
QPushButton &pb = *push;
push->setText("AsdF");
gb.setStyleSheet("QGroupBox { color: red }");
QVERIFY(COLOR(gb) == Qt::red);
QVERIFY(COLOR(pb) == APPCOLOR(pb)); // palette shouldn't propagate
gb.setStyleSheet("QGroupBox * { color: red }");
QVERIFY(COLOR(pb) == Qt::red);
QVERIFY(COLOR(gb) == APPCOLOR(gb));
QWidget window;
window.setStyleSheet("* { color: white; }");
pb.setParent(&window);
QVERIFY(COLOR(pb) == Qt::white);
}
void tst_QStyleSheetStyle::fontPropagation()
{
qApp->setStyleSheet("");
QComboBox cb;
cb.addItem("item1");
cb.addItem("item2");
QAbstractItemView *popup = cb.view();
int viewFontSize = FONTSIZE(*popup);
cb.setStyleSheet("QComboBox { font-size: 20pt; }");
QVERIFY(FONTSIZE(cb) == 20);
QVERIFY(FONTSIZE(*popup) == viewFontSize);
QGroupBox gb;
QPushButton *push = new QPushButton(&gb);
QPushButton &pb = *push;
int buttonFontSize = FONTSIZE(pb);
int gbFontSize = FONTSIZE(gb);
gb.setStyleSheet("QGroupBox { font-size: 20pt }");
QVERIFY(FONTSIZE(gb) == 20);
QVERIFY(FONTSIZE(pb) == buttonFontSize); // font does not propagate
gb.setStyleSheet("QGroupBox * { font-size: 20pt; }");
QVERIFY(FONTSIZE(gb) == gbFontSize);
QVERIFY(FONTSIZE(pb) == 20);
QWidget window;
window.setStyleSheet("* { font-size: 10pt }");
pb.setParent(&window);
QCOMPARE(FONTSIZE(pb), 10);
window.setStyleSheet("");
QVERIFY(FONTSIZE(pb) == buttonFontSize);
QTabWidget tw;
tw.setStyleSheet("QTabWidget { font-size: 20pt; }");
QVERIFY(FONTSIZE(tw) == 20);
QWidget *child = tw.findChild<QWidget *>("qt_tabwidget_tabbar");
QVERIFY2(child, "QTabWidget did not contain a widget named \"qt_tabwidget_tabbar\"");
QVERIFY(FONTSIZE(*child) == 20);
}
void tst_QStyleSheetStyle::onWidgetDestroyed()
{
qApp->setStyleSheet("");
QLabel *l = new QLabel;
l->setStyleSheet("QLabel { color: red }");
QPointer<QStyleSheetStyle> ss = (QStyleSheetStyle *) l->style();
delete l;
QVERIFY(ss.isNull());
}
void tst_QStyleSheetStyle::fontPrecedence()
{
QLineEdit edit;
edit.show();
QFont font;
QVERIFY(FONTSIZE(edit) != 22); // Sanity check to make sure this test makes sense.
edit.setStyleSheet("QLineEdit { font-size: 22pt; }");
QCOMPARE(FONTSIZE(edit), 22);
font.setPointSize(16);
edit.setFont(font);
QCOMPARE(FONTSIZE(edit), 22);
edit.setStyleSheet("");
QCOMPARE(FONTSIZE(edit), 16);
font.setPointSize(18);
edit.setFont(font);
QCOMPARE(FONTSIZE(edit), 18);
edit.setStyleSheet("QLineEdit { font-size: 20pt; }");
QCOMPARE(FONTSIZE(edit), 20);
edit.setStyleSheet("");
QCOMPARE(FONTSIZE(edit), 18);
edit.hide();
QLineEdit edit2;
edit2.setReadOnly(true);
edit2.setStyleSheet("QLineEdit { font-size: 24pt; } QLineEdit:read-only { font-size: 26pt; }");
QCOMPARE(FONTSIZE(edit2), 26);
}
// Ensure primary will only return true if the color covers more than 50% of pixels
static bool testForColors(const QImage& image, const QColor& color, bool ensurePrimary=false)
{
int count = 0;
QRgb rgb = color.rgba();
int totalCount = image.height()*image.width();
for (int y = 0; y < image.height(); ++y) {
for (int x = 0; x < image.width(); ++x) {
// Because of antialiasing we allow a certain range of errors here.
QRgb pixel = image.pixel(x, y);
if (qAbs((int)(pixel & 0xff) - (int)(rgb & 0xff)) +
qAbs((int)((pixel & 0xff00) >> 8) - (int)((rgb & 0xff00) >> 8)) +
qAbs((int)((pixel & 0xff0000) >> 16) - (int)((rgb & 0xff0000) >> 16)) <= 50) {
count++;
if (!ensurePrimary && count >=10 )
return true;
else if (count > totalCount/2)
return true;
}
}
}
return false;
}
void tst_QStyleSheetStyle::focusColors()
{
// Tests if colors can be changed by altering the focus of the widget.
// To avoid messy pixel-by-pixel comparison, we assume that the goal
// is reached if at least ten pixels of the right color can be found in
// the image.
// For this reason, we use unusual and extremely ugly colors! :-)
// Note that in case of anti-aliased text, ensuring that we have at least
// ten pixels of the right color requires quite a many characters, as the
// majority of the pixels will have slightly different colors due to the
// anti-aliasing effect.
#if !defined(Q_OS_WIN32) && !defined(Q_OS_MAC) && !(defined(Q_OS_LINUX) && defined(Q_CC_GNU) && !defined(Q_CC_INTEL))
QSKIP("This is a fragile test which fails on many esoteric platforms because of focus problems. "
"That doesn't mean that the feature doesn't work in practice.");
#endif
QList<QWidget *> widgets;
widgets << new QPushButton("TESTING TESTING");
widgets << new QLineEdit("TESTING TESTING");
widgets << new QLabel("TESTING TESTING");
QSpinBox *spinbox = new QSpinBox;
spinbox->setMaximum(1000000000);
spinbox->setValue(123456789);
widgets << spinbox;
QComboBox *combobox = new QComboBox;
combobox->setEditable(true);
combobox->addItems(QStringList() << "TESTING TESTING");
widgets << combobox;
widgets << new QLabel("TESTING TESTING");
foreach (QWidget *widget, widgets) {
QDialog frame;
QLayout* layout = new QGridLayout;
QLineEdit* dummy = new QLineEdit; // Avoids initial focus.
widget->setStyleSheet("*:focus { border:none; background: #e8ff66; color: #ff0084 }");
layout->addWidget(dummy);
layout->addWidget(widget);
frame.setLayout(layout);
frame.show();
QApplication::setActiveWindow(&frame);
QVERIFY(QTest::qWaitForWindowActive(&frame));
widget->setFocus();
QApplication::processEvents();
QImage image(frame.width(), frame.height(), QImage::Format_ARGB32);
frame.render(&image);
if (image.depth() < 24)
QSKIP("Test doesn't support color depth < 24");
QVERIFY2(testForColors(image, QColor(0xe8, 0xff, 0x66)),
(QString::fromLatin1(widget->metaObject()->className())
+ " did not contain background color #e8ff66, using style "
+ QString::fromLatin1(qApp->style()->metaObject()->className()))
.toLocal8Bit().constData());
QVERIFY2(testForColors(image, QColor(0xff, 0x00, 0x84)),
(QString::fromLatin1(widget->metaObject()->className())
+ " did not contain text color #ff0084, using style "
+ QString::fromLatin1(qApp->style()->metaObject()->className()))
.toLocal8Bit().constData());
}
}
#ifndef QTEST_NO_CURSOR
void tst_QStyleSheetStyle::hoverColors()
{
QList<QWidget *> widgets;
widgets << new QPushButton("TESTING TESTING");
widgets << new QLineEdit("TESTING TESTING");
widgets << new QLabel("TESTING TESTING");
QSpinBox *spinbox = new QSpinBox;
spinbox->setMaximum(1000000000);
spinbox->setValue(123456789);
widgets << spinbox;
QComboBox *combobox = new QComboBox;
combobox->setEditable(true);
combobox->addItems(QStringList() << "TESTING TESTING");
widgets << combobox;
widgets << new QLabel("<b>TESTING TESTING</b>");
foreach (QWidget *widget, widgets) {
//without Qt::X11BypassWindowManagerHint the window manager may move the window after we moved the cursor
QDialog frame(0, Qt::X11BypassWindowManagerHint);
QLayout* layout = new QGridLayout;
QLineEdit* dummy = new QLineEdit;
widget->setStyleSheet("*:hover { border:none; background: #e8ff66; color: #ff0084 }");
layout->addWidget(dummy);
layout->addWidget(widget);
frame.setLayout(layout);
frame.show();
QApplication::setActiveWindow(&frame);
QVERIFY(QTest::qWaitForWindowActive(&frame));
//move the mouse inside the widget, it should be colored
QTest::mouseMove ( widget, QPoint(6,6));
QTest::qWait(60);
#ifdef Q_OS_MAC
QEXPECT_FAIL("", "Numerous failures related to Qt::WA_UnderMouse, see QTBUGT-23685", Continue);
#endif
QVERIFY(widget->testAttribute(Qt::WA_UnderMouse));
QImage image(frame.width(), frame.height(), QImage::Format_ARGB32);
frame.render(&image);
#ifdef Q_OS_MAC
QEXPECT_FAIL("", "Numerous failures related to Qt::WA_UnderMouse, see QTBUGT-23685", Continue);
#endif
QVERIFY2(testForColors(image, QColor(0xe8, 0xff, 0x66)),
(QString::fromLatin1(widget->metaObject()->className())
+ " did not contain background color #e8ff66").toLocal8Bit().constData());
#ifdef Q_OS_MAC
QEXPECT_FAIL("", "Numerous failures related to Qt::WA_UnderMouse, see QTBUGT-23685", Continue);
#endif
QVERIFY2(testForColors(image, QColor(0xff, 0x00, 0x84)),
(QString::fromLatin1(widget->metaObject()->className())
+ " did not contain text color #ff0084").toLocal8Bit().constData());
//move the mouse outside the widget, it should NOT be colored
QTest::mouseMove ( dummy, QPoint(5,5));
QTest::qWait(60);
frame.render(&image);
QVERIFY2(!testForColors(image, QColor(0xe8, 0xff, 0x66)),
(QString::fromLatin1(widget->metaObject()->className())
+ " did contain background color #e8ff66").toLocal8Bit().constData());
QVERIFY2(!testForColors(image, QColor(0xff, 0x00, 0x84)),
(QString::fromLatin1(widget->metaObject()->className())
+ " did contain text color #ff0084").toLocal8Bit().constData());
//move the mouse again inside the widget, it should be colored
QTest::mouseMove (widget, QPoint(5,5));
QTest::qWait(60);
QVERIFY(widget->testAttribute(Qt::WA_UnderMouse));
frame.render(&image);
QVERIFY2(testForColors(image, QColor(0xe8, 0xff, 0x66)),
(QString::fromLatin1(widget->metaObject()->className())
+ " did not contain background color #e8ff66").toLocal8Bit().constData());
QVERIFY2(testForColors(image, QColor(0xff, 0x00, 0x84)),
(QString::fromLatin1(widget->metaObject()->className())
+ " did not contain text color #ff0084").toLocal8Bit().constData());
}
}
#endif
class SingleInheritanceDialog : public QDialog
{
Q_OBJECT
public:
SingleInheritanceDialog(QWidget *w = 0) :
QDialog(w)
{
}
};
class DoubleInheritanceDialog : public SingleInheritanceDialog
{
Q_OBJECT
public:
DoubleInheritanceDialog(QWidget *w = 0) :
SingleInheritanceDialog(w)
{
}
};
void tst_QStyleSheetStyle::background()
{
const int number = 4;
QWidget* widgets[number];
// Testing inheritance styling of QDialog.
widgets[0] = new SingleInheritanceDialog;
widgets[0]->setStyleSheet("* { background-color: #e8ff66; }");
widgets[1] = new DoubleInheritanceDialog;
widgets[1]->setStyleSheet("* { background-color: #e8ff66; }");
// Testing gradients in QComboBox.
QLayout* layout;
QComboBox* cb;
// First color
widgets[2] = new QDialog;
layout = new QGridLayout;
cb = new QComboBox;
cb->setStyleSheet("* { background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop:0 #e8ff66, stop:1 #000000); }");
layout->addWidget(cb);
widgets[2]->setLayout(layout);
// Second color
widgets[3] = new QDialog;
layout = new QGridLayout;
cb = new QComboBox;
cb->setStyleSheet("* { background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop:0 #e8ff66, stop:1 #000000); }");
layout->addWidget(cb);
widgets[3]->setLayout(layout);
for (int c = 0; c < number; ++c) {
QWidget* widget = widgets[c];
widget->show();
QVERIFY(QTest::qWaitForWindowExposed(widget));
QImage image(widget->width(), widget->height(), QImage::Format_ARGB32);
widget->render(&image);
if (image.depth() < 24)
QSKIP("Test doesn't support color depth < 24");
QVERIFY2(testForColors(image, QColor(0xe8, 0xff, 0x66)),
(QString::fromLatin1(widget->metaObject()->className())
+ " did not contain background image with color #e8ff66")
.toLocal8Bit().constData());
delete widget;
}
}
void tst_QStyleSheetStyle::tabAlignement()
{
QWidget topLevel;
QTabWidget tabWidget(&topLevel);
tabWidget.addTab(new QLabel("tab1"),"tab1");
tabWidget.resize(QSize(400,400));
topLevel.show();
QVERIFY(QTest::qWaitForWindowExposed(&topLevel));
QTabBar *bar = tabWidget.findChild<QTabBar*>();
QVERIFY(bar);
//check the tab is on the right
tabWidget.setStyleSheet("QTabWidget::tab-bar { alignment: right ; }");
qApp->processEvents();
QVERIFY(bar->geometry().right() > 380);
QVERIFY(bar->geometry().left() > 200);
//check the tab is on the middle
tabWidget.setStyleSheet("QTabWidget::tab-bar { alignment: center ; }");
QVERIFY(bar->geometry().right() < 300);
QVERIFY(bar->geometry().left() > 100);
//check the tab is on the left
tabWidget.setStyleSheet("QTabWidget::tab-bar { alignment: left ; }");
QVERIFY(bar->geometry().left() < 20);
QVERIFY(bar->geometry().right() < 200);
tabWidget.setTabPosition(QTabWidget::West);
//check the tab is on the top
QVERIFY(bar->geometry().top() < 20);
QVERIFY(bar->geometry().bottom() < 200);
//check the tab is on the bottom
tabWidget.setStyleSheet("QTabWidget::tab-bar { alignment: right ; }");
QVERIFY(bar->geometry().bottom() > 380);
QVERIFY(bar->geometry().top() > 200);
//check the tab is on the middle
tabWidget.setStyleSheet("QTabWidget::tab-bar { alignment: center ; }");
QVERIFY(bar->geometry().bottom() < 300);
QVERIFY(bar->geometry().top() > 100);
}
void tst_QStyleSheetStyle::attributesList()
{
QWidget w;
QPushButton *p1=new QPushButton(&w);
QPushButton *p2=new QPushButton(&w);
QPushButton *p3=new QPushButton(&w);
QPushButton *p4=new QPushButton(&w);
p1->setProperty("prop", QStringList() << "red");
p2->setProperty("prop", QStringList() << "foo" << "red");
p3->setProperty("prop", QStringList() << "foo" << "bar");
w.setStyleSheet(" QPushButton{ background-color:blue; } QPushButton[prop~=red] { background-color:red; }");
QCOMPARE(BACKGROUND(*p1) , QColor("red"));
QCOMPARE(BACKGROUND(*p2) , QColor("red"));
QCOMPARE(BACKGROUND(*p3) , QColor("blue"));
QCOMPARE(BACKGROUND(*p4) , QColor("blue"));
}
void tst_QStyleSheetStyle::minmaxSizes()
{
QTabWidget tabWidget;
tabWidget.setObjectName("tabWidget");
int index1 = tabWidget.addTab(new QLabel("Tab1"),"a");
QWidget *page2=new QLabel("page2");
page2->setObjectName("page2");
page2->setStyleSheet("* {background-color: white; min-width: 250px; max-width:500px }");
tabWidget.addTab(page2,"Tab2");
QWidget *page3=new QLabel("plop");
page3->setObjectName("Page3");
page3->setStyleSheet("* {background-color: yellow; min-height: 250px; max-height:500px }");
int index3 = tabWidget.addTab(page3,"very_long_long_long_long_caption");
tabWidget.setStyleSheet("QTabBar::tab { min-width:100px; max-width:130px; }");
tabWidget.show();
QTest::qWait(50);
//i allow 4px additional border from the native style (hence the -2, <=2)
QVERIFY(qAbs(page2->maximumSize().width() - 500 - 2) <= 2);
QVERIFY(qAbs(page2->minimumSize().width() - 250 - 2) <= 2);
QVERIFY(qAbs(page3->maximumSize().height() - 500 - 2) <= 2);
QVERIFY(qAbs(page3->minimumSize().height() - 250 - 2) <= 2);
QVERIFY(qAbs(page3->minimumSize().height() - 250 - 2) <= 2);
QTabBar *bar = tabWidget.findChild<QTabBar*>();
QVERIFY(bar);
#ifdef Q_OS_MAC
QEXPECT_FAIL("", "QTBUG-23686", Continue);
#endif
QVERIFY(qAbs(bar->tabRect(index1).width() - 100 - 2) <= 2);
#ifdef Q_OS_MAC
QEXPECT_FAIL("", "QTBUG-23686", Continue);
#endif
QVERIFY(qAbs(bar->tabRect(index3).width() - 130 - 2) <= 2);
}
void tst_QStyleSheetStyle::task206238_twice()
{
QMainWindow w;
QTabWidget* tw = new QTabWidget;
tw->addTab(new QLabel("foo"), "test");
w.setCentralWidget(tw);
w.setStyleSheet("background: red;");
w.show();
QTest::qWait(20);
QCOMPARE(BACKGROUND(w) , QColor("red"));
QCOMPARE(BACKGROUND(*tw), QColor("red"));
w.setStyleSheet("background: red;");
QTest::qWait(20);
QCOMPARE(BACKGROUND(w) , QColor("red"));
QCOMPARE(BACKGROUND(*tw), QColor("red"));
}
void tst_QStyleSheetStyle::transparent()
{
QWidget w;
QPushButton *p1=new QPushButton(&w);
QPushButton *p2=new QPushButton(&w);
QPushButton *p3=new QPushButton(&w);
p1->setStyleSheet("background:transparent");
p2->setStyleSheet("background-color:transparent");
p3->setStyleSheet("background:rgb(0,0,0,0)");
QCOMPARE(BACKGROUND(*p1) , QColor(0,0,0,0));
QCOMPARE(BACKGROUND(*p2) , QColor(0,0,0,0));
QCOMPARE(BACKGROUND(*p3) , QColor(0,0,0,0));
}
class ProxyStyle : public QStyle
{
public:
ProxyStyle(QStyle *s)
{
style = s;
}
void drawControl(ControlElement ce, const QStyleOption *opt,
QPainter *painter, const QWidget *widget = 0) const;
void drawPrimitive(QStyle::PrimitiveElement pe,
const QStyleOption* opt,
QPainter* p ,
const QWidget* w) const
{
style->drawPrimitive(pe, opt, p, w);
}
QRect subElementRect(QStyle::SubElement se,
const QStyleOption* opt,
const QWidget* w) const
{
Q_UNUSED(se);
Q_UNUSED(opt);
Q_UNUSED(w);
return QRect(0, 0, 3, 3);
}
void drawComplexControl(QStyle::ComplexControl cc,
const QStyleOptionComplex* opt,
QPainter* p,
const QWidget* w) const
{
style->drawComplexControl(cc, opt, p, w);
}
SubControl hitTestComplexControl(QStyle::ComplexControl cc,
const QStyleOptionComplex* opt,
const QPoint& pt,
const QWidget* w) const
{
return style->hitTestComplexControl(cc, opt, pt, w);
}
QRect subControlRect(QStyle::ComplexControl cc,
const QStyleOptionComplex* opt,
QStyle::SubControl sc,
const QWidget* w) const
{
return style->subControlRect(cc, opt, sc, w);
}
int pixelMetric(QStyle::PixelMetric pm,
const QStyleOption* opt,
const QWidget* w) const
{
return style->pixelMetric(pm, opt, w);
}
QSize sizeFromContents(QStyle::ContentsType ct,
const QStyleOption* opt,
const QSize& size,
const QWidget* w) const
{
return style->sizeFromContents(ct, opt, size, w);
}
int styleHint(QStyle::StyleHint sh,
const QStyleOption* opt,
const QWidget* w,
QStyleHintReturn* shr) const
{
return style->styleHint(sh, opt, w, shr);
}
QPixmap standardPixmap(QStyle::StandardPixmap spix,
const QStyleOption* opt,
const QWidget* w) const
{
return style->standardPixmap(spix, opt, w);
}
QPixmap generatedIconPixmap(QIcon::Mode mode,
const QPixmap& pix,
const QStyleOption* opt) const
{
return style->generatedIconPixmap(mode, pix, opt);
}
int layoutSpacing(QSizePolicy::ControlType c1,
QSizePolicy::ControlType c2,
Qt::Orientation ori,
const QStyleOption *opt,
const QWidget *w) const
{
return style->layoutSpacing(c1, c2, ori, opt, w);
}
QIcon standardIcon(StandardPixmap si,
const QStyleOption *opt,
const QWidget *w) const
{
return style->standardIcon(si, opt, w);
}
private:
QStyle *style;
};
void ProxyStyle::drawControl(ControlElement ce, const QStyleOption *opt,
QPainter *painter, const QWidget *widget) const
{
if(ce == CE_PushButton)
{
if (const QStyleOptionButton *btn = qstyleoption_cast<const QStyleOptionButton *>(opt))
{
QRect r = btn->rect;
painter->fillRect(r, Qt::green);
if(btn->state & QStyle::State_HasFocus)
painter->fillRect(r.adjusted(5, 5, -5, -5), Qt::yellow);
painter->drawText(r, Qt::AlignCenter, btn->text);
}
}
else
{
style->drawControl(ce, opt, painter, widget);
}
}
void tst_QStyleSheetStyle::proxyStyle()
{
//Should not crash; task 158984
ProxyStyle *proxy = new ProxyStyle(qApp->style());
QString styleSheet("QPushButton {background-color: red; }");
QWidget *w = new QWidget;
QVBoxLayout *layout = new QVBoxLayout(w);
QPushButton *pb1 = new QPushButton(qApp->style()->objectName(), w);
layout->addWidget(pb1);
QPushButton *pb2 = new QPushButton("ProxyStyle", w);
pb2->setStyle(proxy);
layout->addWidget(pb2);
QPushButton *pb3 = new QPushButton("StyleSheet", w);
pb3->setStyleSheet(styleSheet);
layout->addWidget(pb3);
QPushButton *pb4 = new QPushButton("StyleSheet then ProxyStyle ", w);
pb4->setStyleSheet(styleSheet);
// We are creating our Proxy based on current style...
// In this case it would be the QStyleSheetStyle that is deleted
// later on. We need to get access to the "real" QStyle to be able to
// draw correctly.
ProxyStyle* newProxy = new ProxyStyle(qApp->style());
pb4->setStyle(newProxy);
layout->addWidget(pb4);
QPushButton *pb5 = new QPushButton("ProxyStyle then StyleSheet ", w);
pb5->setStyle(proxy);
pb5->setStyleSheet(styleSheet);
layout->addWidget(pb5);
w->show();
QTest::qWait(100);
// Test for QTBUG-7198 - style sheet overrides custom element size
QStyleOptionViewItemV4 opt;
opt.initFrom(w);
opt.features |= QStyleOptionViewItemV2::HasCheckIndicator;
QVERIFY(pb5->style()->subElementRect(QStyle::SE_ItemViewItemCheckIndicator,
&opt, pb5).width() == 3);
delete w;
delete proxy;
delete newProxy;
}
void tst_QStyleSheetStyle::dialogButtonBox()
{
QDialogButtonBox box;
box.addButton(QDialogButtonBox::Ok);
box.addButton(QDialogButtonBox::Cancel);
box.setStyleSheet("/** */ ");
box.setStyleSheet(QString()); //should not crash
}
void tst_QStyleSheetStyle::emptyStyleSheet()
{
//empty stylesheet should not change anything
qApp->setStyleSheet(QString());
QWidget w;
QHBoxLayout layout(&w);
w.setLayout(&layout);
layout.addWidget(new QPushButton("push", &w));
layout.addWidget(new QToolButton(&w));
QLabel label("toto", &w);
label.setFrameShape(QLabel::Panel);
label.setFrameShadow(QLabel::Sunken);
layout.addWidget(&label); //task 231137
layout.addWidget(new QTableWidget(200,200, &w));
layout.addWidget(new QProgressBar(&w));
layout.addWidget(new QLineEdit(&w));
layout.addWidget(new QSpinBox(&w));
layout.addWidget(new QComboBox(&w));
layout.addWidget(new QDateEdit(&w));
layout.addWidget(new QGroupBox("some text", &w));
w.show();
QVERIFY(QTest::qWaitForWindowExposed(&w));
//workaround the fact that the label sizehint is one pixel different the first time.
label.setIndent(0); //force to recompute the sizeHint:
w.setFocus();
QTest::qWait(100);
QImage img1(w.size(), QImage::Format_ARGB32);
w.render(&img1);
w.setStyleSheet("/* */");
QTest::qWait(100);
QImage img2(w.size(), QImage::Format_ARGB32);
w.render(&img2);
if(img1 != img2) {
img1.save("emptyStyleSheet_img1.png");
img2.save("emptyStyleSheet_img2.png");
}
QCOMPARE(img1,img2);
}
void tst_QStyleSheetStyle::toolTip()
{
qApp->setStyleSheet(QString());
QWidget w;
QHBoxLayout layout(&w);
w.setLayout(&layout);
QWidget *wid1 = new QGroupBox(&w);
layout.addWidget(wid1);
wid1->setStyleSheet("QToolTip { background: #ae2; } #wid3 > QToolTip { background: #0b8; } ");
QVBoxLayout *layout1 = new QVBoxLayout(wid1);
wid1->setLayout(layout1);
wid1->setToolTip("this is wid1");
wid1->setObjectName("wid1");
QWidget *wid2 = new QPushButton("wid2", wid1);
layout1->addWidget(wid2);
wid2->setStyleSheet("QToolTip { background: #f81; } ");
wid2->setToolTip("this is wid2");
wid2->setObjectName("wid2");
QWidget *wid3 = new QPushButton("wid3", wid1);
layout1->addWidget(wid3);
wid3->setToolTip("this is wid3");
wid3->setObjectName("wid3");
QWidget *wid4 = new QPushButton("wid4", &w);
layout.addWidget(wid4);
wid4->setToolTip("this is wid4");
wid4->setObjectName("wid4");
w.show();
qApp->setActiveWindow(&w);
QVERIFY(QTest::qWaitForWindowActive(&w));
QColor normalToolTip = qApp->palette().toolTipBase().color();
QList<QWidget *> widgets;
QList<QColor> colors;
//tooltip on the widget without stylesheet, then to othes widget, including one without stylesheet
//(the tooltip will be reused but his colour must change)
widgets << wid4 << wid1 << wid2 << wid3 << wid4;
colors << normalToolTip << "#ae2" << "#f81" << "#0b8" << normalToolTip;
for (int i = 0; i < widgets.count() ; i++)
{
QWidget *wid = widgets.at(i);
QColor col = colors.at(i);
QToolTip::showText( QPoint(0,0) , "This is " + wid->objectName(), wid);
QWidget *tooltip = 0;
foreach (QWidget *widget, QApplication::topLevelWidgets()) {
if (widget->inherits("QTipLabel") && widget->isVisible()) {
tooltip = widget;
break;
}
}
QVERIFY(tooltip);
QCOMPARE(tooltip->palette().color(tooltip->backgroundRole()), col);
}
QToolTip::showText( QPoint(0,0) , "This is " + wid3->objectName(), wid3);
QTest::qWait(100);
delete wid3; //should not crash;
QTest::qWait(10);
foreach (QWidget *widget, QApplication::topLevelWidgets()) {
widget->update(); //should not crash either
}
}
void tst_QStyleSheetStyle::embeddedFonts()
{
//task 235622 and 210551
QSpinBox spin;
spin.show();
spin.setStyleSheet("QSpinBox { font-size: 32px; }");
QTest::qWait(20);
QLineEdit *embedded = spin.findChild<QLineEdit *>();
QVERIFY(embedded);
QCOMPARE(spin.font().pixelSize(), 32);
QCOMPARE(embedded->font().pixelSize(), 32);
QMenu *menu = embedded->createStandardContextMenu();
menu->show();
QTest::qWait(20);
QVERIFY(menu);
QVERIFY(menu->font().pixelSize() != 32);
QCOMPARE(menu->font().pixelSize(), qApp->font(menu).pixelSize());
//task 242556
QComboBox box;
box.setEditable(true);
box.addItems(QStringList() << "First" << "Second" << "Third");
box.setStyleSheet("QComboBox { font-size: 32px; }");
box.show();
embedded = box.findChild<QLineEdit *>();
QVERIFY(embedded);
QTest::qWait(20);
QCOMPARE(box.font().pixelSize(), 32);
QCOMPARE(embedded->font().pixelSize(), 32);
}
void tst_QStyleSheetStyle::opaquePaintEvent_data()
{
QTest::addColumn<QString>("stylesheet");
QTest::addColumn<bool>("transparent");
QTest::addColumn<bool>("styled");
QTest::newRow("none") << QString::fromLatin1("/* */") << false << false;
QTest::newRow("background black ") << QString::fromLatin1("background: black;") << false << true;
QTest::newRow("background qrgba") << QString::fromLatin1("background: rgba(125,0,0,125);") << true << true;
QTest::newRow("background transparent") << QString::fromLatin1("background: transparent;") << true << true;
QTest::newRow("border native") << QString::fromLatin1("border: native;") << false << false;
QTest::newRow("border solid") << QString::fromLatin1("border: 2px solid black;") << true << true;
QTest::newRow("border transparent") << QString::fromLatin1("background: black; border: 2px solid rgba(125,0,0,125);") << true << true;
QTest::newRow("margin") << QString::fromLatin1("margin: 25px;") << true << true;
QTest::newRow("focus") << QString::fromLatin1("*:focus { background: rgba(125,0,0,125) }") << true << true;
}
void tst_QStyleSheetStyle::opaquePaintEvent()
{
QFETCH(QString, stylesheet);
QFETCH(bool, transparent);
QFETCH(bool, styled);
QWidget tl;
QWidget cl(&tl);
cl.setAttribute(Qt::WA_OpaquePaintEvent, true);
cl.setAutoFillBackground(true);
cl.setStyleSheet(stylesheet);
cl.ensurePolished();
QCOMPARE(cl.testAttribute(Qt::WA_OpaquePaintEvent), !transparent);
QCOMPARE(cl.testAttribute(Qt::WA_StyledBackground), styled);
QCOMPARE(cl.autoFillBackground(), !styled );
}
void tst_QStyleSheetStyle::complexWidgetFocus()
{
// This test is a simplified version of the focusColors() test above.
// Tests if colors can be changed by altering the focus of the widget.
// To avoid messy pixel-by-pixel comparison, we assume that the goal
// is reached if at least ten pixels of the right color can be found in
// the image.
// For this reason, we use unusual and extremely ugly colors! :-)
QDialog frame;
frame.setStyleSheet("*:focus { background: black; color: black } "
"QSpinBox::up-arrow:focus, QSpinBox::down-arrow:focus { width: 7px; height: 7px; background: #ff0084 } "
"QComboBox::down-arrow:focus { width: 7px; height: 7px; background: #ff0084 }"
"QSlider::handle:horizontal:focus { width: 7px; height: 7px; background: #ff0084 } ");
QList<QWidget *> widgets;
widgets << new QSpinBox;
widgets << new QComboBox;
widgets << new QSlider(Qt::Horizontal);
QLayout* layout = new QGridLayout;
layout->addWidget(new QLineEdit); // Avoids initial focus.
foreach (QWidget *widget, widgets)
layout->addWidget(widget);
frame.setLayout(layout);
frame.show();
QApplication::setActiveWindow(&frame);
QVERIFY(QTest::qWaitForWindowActive(&frame));
foreach (QWidget *widget, widgets) {
widget->setFocus();
QApplication::processEvents();
QImage image(frame.width(), frame.height(), QImage::Format_ARGB32);
frame.render(&image);
if (image.depth() < 24)
QSKIP("Test doesn't support color depth < 24");
QVERIFY2(testForColors(image, QColor(0xff, 0x00, 0x84)),
(QString::fromLatin1(widget->metaObject()->className())
+ " did not contain text color #ff0084, using style "
+ QString::fromLatin1(qApp->style()->metaObject()->className()))
.toLocal8Bit().constData());
}
}
void tst_QStyleSheetStyle::task188195_baseBackground()
{
QTreeView tree;
tree.setStyleSheet( "QTreeView:disabled { background-color:#ab1251; }" );
tree.show();
QTest::qWait(20);
QImage image(tree.width(), tree.height(), QImage::Format_ARGB32);
tree.render(&image);
QVERIFY(testForColors(image, tree.palette().base().color()));
QVERIFY(!testForColors(image, QColor(0xab, 0x12, 0x51)));
tree.setEnabled(false);
tree.render(&image);
QVERIFY(testForColors(image, QColor(0xab, 0x12, 0x51)));
tree.setEnabled(true);
tree.render(&image);
QVERIFY(testForColors(image, tree.palette().base().color()));
QVERIFY(!testForColors(image, QColor(0xab, 0x12, 0x51)));
QTableWidget table(12, 12);
table.setItem(0, 0, new QTableWidgetItem());
table.setStyleSheet( "QTableView {background-color: #ff0000}" );
table.show();
QTest::qWait(20);
image = QImage(table.width(), table.height(), QImage::Format_ARGB32);
table.render(&image);
QVERIFY(testForColors(image, Qt::red, true));
}
void tst_QStyleSheetStyle::task232085_spinBoxLineEditBg()
{
// This test is a simplified version of the focusColors() test above.
// Tests if colors can be changed by altering the focus of the widget.
// To avoid messy pixel-by-pixel comparison, we assume that the goal
// is reached if at least ten pixels of the right color can be found in
// the image.
// For this reason, we use unusual and extremely ugly colors! :-)
QSpinBox *spinbox = new QSpinBox;
spinbox->setValue(8888);
QDialog frame;
QLayout* layout = new QGridLayout;
QLineEdit* dummy = new QLineEdit; // Avoids initial focus.
// We only want to test the line edit colors.
spinbox->setStyleSheet("QSpinBox:focus { background: #e8ff66; color: #ff0084 } "
"QSpinBox::up-button, QSpinBox::down-button { background: black; }");
layout->addWidget(dummy);
layout->addWidget(spinbox);
frame.setLayout(layout);
frame.show();
QApplication::setActiveWindow(&frame);
spinbox->setFocus();
QVERIFY(QTest::qWaitForWindowActive(&frame));
QImage image(frame.width(), frame.height(), QImage::Format_ARGB32);
frame.render(&image);
if (image.depth() < 24)
QSKIP("Test doesn't support color depth < 24");
QVERIFY2(testForColors(image, QColor(0xe8, 0xff, 0x66)),
(QString::fromLatin1(spinbox->metaObject()->className())
+ " did not contain background color #e8ff66, using style "
+ QString::fromLatin1(qApp->style()->metaObject()->className()))
.toLocal8Bit().constData());
QVERIFY2(testForColors(image, QColor(0xff, 0x00, 0x84)),
(QString::fromLatin1(spinbox->metaObject()->className())
+ " did not contain text color #ff0084, using style "
+ QString::fromLatin1(qApp->style()->metaObject()->className()))
.toLocal8Bit().constData());
}
class ChangeEventWidget : public QWidget
{ public:
void changeEvent(QEvent * event)
{
if(event->type() == QEvent::StyleChange) {
static bool recurse = false;
if (!recurse) {
recurse = true;
QStyle *style = QStyleFactory::create(QLatin1String("Fusion"));
style->setParent(this);
setStyle(style);
recurse = false;
}
}
QWidget::changeEvent(event);
}
};
void tst_QStyleSheetStyle::changeStyleInChangeEvent()
{ //must not crash;
ChangeEventWidget wid;
wid.ensurePolished();
wid.setStyleSheet(" /* */ ");
wid.ensurePolished();
wid.setStyleSheet(" /* ** */ ");
wid.ensurePolished();
}
void tst_QStyleSheetStyle::QTBUG11658_cachecrash()
{
//should not crash
class Widget : public QWidget
{
public:
Widget(QWidget *parent = 0)
: QWidget(parent)
{
QVBoxLayout* pLayout = new QVBoxLayout(this);
QCheckBox* pCheckBox = new QCheckBox(this);
pLayout->addWidget(pCheckBox);
setLayout(pLayout);
QString szStyleSheet = QLatin1String("* { color: red; }");
qApp->setStyleSheet(szStyleSheet);
qApp->setStyle(QStyleFactory::create(QLatin1String("Windows")));
}
};
Widget *w = new Widget();
delete w;
w = new Widget();
w->show();
QVERIFY(QTest::qWaitForWindowExposed(w));
delete w;
qApp->setStyleSheet(QString());
}
void tst_QStyleSheetStyle::QTBUG15910_crashNullWidget()
{
struct Widget : QWidget {
virtual void paintEvent(QPaintEvent* ) {
QStyleOption opt;
opt.init(this);
QPainter p(this);
style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, 0);
style()->drawPrimitive(QStyle::PE_Frame, &opt, &p, 0);
style()->drawControl(QStyle::CE_PushButton, &opt, &p, 0);
}
} w;
w.setStyleSheet("* { background-color: white; color:black; border 3px solid yellow }");
w.show();
QVERIFY(QTest::qWaitForWindowExposed(&w));
}
QTEST_MAIN(tst_QStyleSheetStyle)
#include "tst_qstylesheetstyle.moc"
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