diff options
Diffstat (limited to 'tests/manual/examples/widgets/effects/fademessage')
8 files changed, 207 insertions, 0 deletions
diff --git a/tests/manual/examples/widgets/effects/fademessage/CMakeLists.txt b/tests/manual/examples/widgets/effects/fademessage/CMakeLists.txt new file mode 100644 index 0000000000..13139fe0ad --- /dev/null +++ b/tests/manual/examples/widgets/effects/fademessage/CMakeLists.txt @@ -0,0 +1,49 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +cmake_minimum_required(VERSION 3.16) +project(fademessage LANGUAGES CXX) + +if(NOT DEFINED INSTALL_EXAMPLESDIR) + set(INSTALL_EXAMPLESDIR "examples") +endif() + +set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/effects/fademessage") + +find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets) + +qt_standard_project_setup() + +qt_add_executable(fademessage + fademessage.cpp fademessage.h + main.cpp +) + +set_target_properties(fademessage PROPERTIES + WIN32_EXECUTABLE TRUE + MACOSX_BUNDLE TRUE +) + +target_link_libraries(fademessage PRIVATE + Qt6::Core + Qt6::Gui + Qt6::Widgets +) + +# Resources: +set(fademessage_resource_files + "background.jpg" +) + +qt_add_resources(fademessage "fademessage" + PREFIX + "/" + FILES + ${fademessage_resource_files} +) + +install(TARGETS fademessage + RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}" + BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}" + LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}" +) diff --git a/tests/manual/examples/widgets/effects/fademessage/README b/tests/manual/examples/widgets/effects/fademessage/README new file mode 100644 index 0000000000..f639e76508 --- /dev/null +++ b/tests/manual/examples/widgets/effects/fademessage/README @@ -0,0 +1,2 @@ +The background is taken from a public domain photo at: +http://www.photos8.com/view/windows_problem_blue-800x600.html diff --git a/tests/manual/examples/widgets/effects/fademessage/background.jpg b/tests/manual/examples/widgets/effects/fademessage/background.jpg Binary files differnew file mode 100644 index 0000000000..9884233a29 --- /dev/null +++ b/tests/manual/examples/widgets/effects/fademessage/background.jpg diff --git a/tests/manual/examples/widgets/effects/fademessage/fademessage.cpp b/tests/manual/examples/widgets/effects/fademessage/fademessage.cpp new file mode 100644 index 0000000000..3d8385020b --- /dev/null +++ b/tests/manual/examples/widgets/effects/fademessage/fademessage.cpp @@ -0,0 +1,91 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#include "fademessage.h" + +#include <QtWidgets> + +FadeMessage::FadeMessage(QWidget *parent): QGraphicsView(parent) +{ + setScene(&m_scene); + setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + + setupScene(); + + m_animation = new QPropertyAnimation(m_effect, "strength", this); + m_animation->setDuration(500); + m_animation->setEasingCurve(QEasingCurve::InOutSine); + m_animation->setStartValue(0); + m_animation->setEndValue(1); + + setRenderHint(QPainter::Antialiasing, true); + setFrameStyle(QFrame::NoFrame); +} + +void FadeMessage::togglePopup() +{ + if (m_message->isVisible()) { + m_message->setVisible(false); + m_animation->setDirection(QAbstractAnimation::Backward); + } else { + m_message->setVisible(true); + m_animation->setDirection(QAbstractAnimation::Forward); + } + m_animation->start(); +} + +void FadeMessage::setupScene() +{ + QGraphicsRectItem *parent = m_scene.addRect(0, 0, 800, 600); + parent->setPen(Qt::NoPen); + parent->setZValue(0); + + QGraphicsPixmapItem *bg = m_scene.addPixmap(QPixmap(":/background.jpg")); + bg->setParentItem(parent); + bg->setZValue(-1); + + for (int i = 1; i < 5; ++i) + for (int j = 2; j < 5; ++j) { + QGraphicsRectItem *item = m_scene.addRect(i * 50, (j - 1) * 50, 38, 38); + item->setParentItem(parent); + item->setZValue(1); + int hue = 12 * (i * 5 + j); + item->setBrush(QColor::fromHsv(hue, 128, 128)); + } + + QFont font; + font.setPointSize(font.pointSize() * 2); + font.setBold(true); + QFontMetrics fontMetrics(font); + int fh = fontMetrics.height(); + + QString sceneText = "Qt Everywhere!"; + int sceneTextWidth = fontMetrics.horizontalAdvance(sceneText); + + QGraphicsRectItem *block = m_scene.addRect(50, 300, sceneTextWidth, fh + 3); + block->setPen(Qt::NoPen); + block->setBrush(QColor(102, 153, 51)); + + QGraphicsTextItem *text = m_scene.addText(sceneText, font); + text->setDefaultTextColor(Qt::white); + text->setPos(50, 300); + block->setZValue(2); + block->hide(); + + text->setParentItem(block); + m_message = block; + + m_effect = new QGraphicsColorizeEffect; + m_effect->setColor(QColor(122, 193, 66)); + m_effect->setStrength(0); + m_effect->setEnabled(true); + parent->setGraphicsEffect(m_effect); + + QPushButton *press = new QPushButton; + press->setText(tr("Press me")); + connect(press, &QAbstractButton::clicked, this, &FadeMessage::togglePopup); + m_scene.addWidget(press); + + press->move(300, 500); +} diff --git a/tests/manual/examples/widgets/effects/fademessage/fademessage.h b/tests/manual/examples/widgets/effects/fademessage/fademessage.h new file mode 100644 index 0000000000..49923016cd --- /dev/null +++ b/tests/manual/examples/widgets/effects/fademessage/fademessage.h @@ -0,0 +1,33 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#ifndef FADEMESSAGE_H +#define FADEMESSAGE_H + +#include <QGraphicsEffect> +#include <QGraphicsView> +#include <QPropertyAnimation> + +#include "fademessage.h" + +class FadeMessage: public QGraphicsView +{ + Q_OBJECT + +public: + FadeMessage(QWidget *parent = nullptr); + +private: + void setupScene(); + +private slots: + void togglePopup(); + +private: + QGraphicsScene m_scene; + QGraphicsColorizeEffect *m_effect; + QGraphicsItem *m_message; + QPropertyAnimation *m_animation; +}; + +#endif // FADEMESSAGE_H diff --git a/tests/manual/examples/widgets/effects/fademessage/fademessage.pro b/tests/manual/examples/widgets/effects/fademessage/fademessage.pro new file mode 100644 index 0000000000..0beff1999a --- /dev/null +++ b/tests/manual/examples/widgets/effects/fademessage/fademessage.pro @@ -0,0 +1,9 @@ +QT += widgets + +SOURCES += main.cpp fademessage.cpp +HEADERS += fademessage.h +RESOURCES += fademessage.qrc + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/widgets/effects/fademessage +INSTALLS += target diff --git a/tests/manual/examples/widgets/effects/fademessage/fademessage.qrc b/tests/manual/examples/widgets/effects/fademessage/fademessage.qrc new file mode 100644 index 0000000000..9efea6a67d --- /dev/null +++ b/tests/manual/examples/widgets/effects/fademessage/fademessage.qrc @@ -0,0 +1,5 @@ +<RCC> + <qresource prefix="/" > + <file>background.jpg</file> + </qresource> +</RCC> diff --git a/tests/manual/examples/widgets/effects/fademessage/main.cpp b/tests/manual/examples/widgets/effects/fademessage/main.cpp new file mode 100644 index 0000000000..66504bc432 --- /dev/null +++ b/tests/manual/examples/widgets/effects/fademessage/main.cpp @@ -0,0 +1,18 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#include <QApplication> + +#include "fademessage.h" + +int main(int argc, char **argv) +{ + QApplication app(argc, argv); + + FadeMessage widget; + widget.setWindowTitle(QT_TRANSLATE_NOOP(QGraphicsView, "Popup Message with Effect")); + widget.setFixedSize(400, 600); + widget.show(); + + return app.exec(); +} |
