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-rw-r--r--examples/widgets/widgets/sliders/CMakeLists.txt31
-rw-r--r--examples/widgets/widgets/sliders/slidersgroup.cpp34
-rw-r--r--examples/widgets/widgets/sliders/slidersgroup.h6
-rw-r--r--examples/widgets/widgets/sliders/window.cpp83
-rw-r--r--examples/widgets/widgets/sliders/window.h8
5 files changed, 79 insertions, 83 deletions
diff --git a/examples/widgets/widgets/sliders/CMakeLists.txt b/examples/widgets/widgets/sliders/CMakeLists.txt
index 9fb2a56979..c4c9d11e03 100644
--- a/examples/widgets/widgets/sliders/CMakeLists.txt
+++ b/examples/widgets/widgets/sliders/CMakeLists.txt
@@ -4,16 +4,10 @@
cmake_minimum_required(VERSION 3.16)
project(sliders LANGUAGES CXX)
-set(CMAKE_AUTOMOC ON)
-
-if(NOT DEFINED INSTALL_EXAMPLESDIR)
- set(INSTALL_EXAMPLESDIR "examples")
-endif()
-
-set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/widgets/sliders")
-
find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
+qt_standard_project_setup()
+
qt_add_executable(sliders
main.cpp
slidersgroup.cpp slidersgroup.h
@@ -25,14 +19,21 @@ set_target_properties(sliders PROPERTIES
MACOSX_BUNDLE TRUE
)
-target_link_libraries(sliders PUBLIC
- Qt::Core
- Qt::Gui
- Qt::Widgets
+target_link_libraries(sliders PRIVATE
+ Qt6::Core
+ Qt6::Gui
+ Qt6::Widgets
)
install(TARGETS sliders
- RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}"
- BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}"
- LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}"
+ BUNDLE DESTINATION .
+ RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+ LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+)
+
+qt_generate_deploy_app_script(
+ TARGET sliders
+ OUTPUT_SCRIPT deploy_script
+ NO_UNSUPPORTED_PLATFORM_ERROR
)
+install(SCRIPT ${deploy_script})
diff --git a/examples/widgets/widgets/sliders/slidersgroup.cpp b/examples/widgets/widgets/sliders/slidersgroup.cpp
index c5d01cdb37..87841c43f9 100644
--- a/examples/widgets/widgets/sliders/slidersgroup.cpp
+++ b/examples/widgets/widgets/sliders/slidersgroup.cpp
@@ -9,39 +9,28 @@
#include <QSlider>
//! [0]
-SlidersGroup::SlidersGroup(Qt::Orientation orientation, const QString &title,
- QWidget *parent)
+SlidersGroup::SlidersGroup(const QString &title, QWidget *parent)
: QGroupBox(title, parent)
{
- slider = new QSlider(orientation);
+ slider = new QSlider;
slider->setFocusPolicy(Qt::StrongFocus);
slider->setTickPosition(QSlider::TicksBothSides);
slider->setTickInterval(10);
slider->setSingleStep(1);
- scrollBar = new QScrollBar(orientation);
+ scrollBar = new QScrollBar;
scrollBar->setFocusPolicy(Qt::StrongFocus);
dial = new QDial;
dial->setFocusPolicy(Qt::StrongFocus);
+//! [0] //! [1]
connect(slider, &QSlider::valueChanged, scrollBar, &QScrollBar::setValue);
connect(scrollBar, &QScrollBar::valueChanged, dial, &QDial::setValue);
connect(dial, &QDial::valueChanged, slider, &QSlider::setValue);
-//! [0] //! [1]
connect(dial, &QDial::valueChanged, this, &SlidersGroup::valueChanged);
-//! [1] //! [2]
-
-//! [2] //! [3]
- QBoxLayout::Direction direction;
-//! [3] //! [4]
-
- if (orientation == Qt::Horizontal)
- direction = QBoxLayout::TopToBottom;
- else
- direction = QBoxLayout::LeftToRight;
-
- QBoxLayout *slidersLayout = new QBoxLayout(direction);
+//! [1] //! [4]
+ slidersLayout = new QBoxLayout(QBoxLayout::LeftToRight);
slidersLayout->addWidget(slider);
slidersLayout->addWidget(scrollBar);
slidersLayout->addWidget(dial);
@@ -96,3 +85,14 @@ void SlidersGroup::invertKeyBindings(bool invert)
dial->setInvertedControls(invert);
}
//! [14]
+
+//! [15]
+void SlidersGroup::setOrientation(Qt::Orientation orientation)
+{
+ slidersLayout->setDirection(orientation == Qt::Horizontal
+ ? QBoxLayout::TopToBottom
+ : QBoxLayout::LeftToRight);
+ scrollBar->setOrientation(orientation);
+ slider->setOrientation(orientation);
+}
+//! [15]
diff --git a/examples/widgets/widgets/sliders/slidersgroup.h b/examples/widgets/widgets/sliders/slidersgroup.h
index 66821ca558..7e7d887018 100644
--- a/examples/widgets/widgets/sliders/slidersgroup.h
+++ b/examples/widgets/widgets/sliders/slidersgroup.h
@@ -10,6 +10,7 @@ QT_BEGIN_NAMESPACE
class QDial;
class QScrollBar;
class QSlider;
+class QBoxLayout;
QT_END_NAMESPACE
//! [0]
@@ -18,8 +19,7 @@ class SlidersGroup : public QGroupBox
Q_OBJECT
public:
- SlidersGroup(Qt::Orientation orientation, const QString &title,
- QWidget *parent = nullptr);
+ SlidersGroup(const QString &title, QWidget *parent = nullptr);
signals:
void valueChanged(int value);
@@ -30,11 +30,13 @@ public slots:
void setMaximum(int value);
void invertAppearance(bool invert);
void invertKeyBindings(bool invert);
+ void setOrientation(Qt::Orientation orientation);
private:
QSlider *slider;
QScrollBar *scrollBar;
QDial *dial;
+ QBoxLayout *slidersLayout;
};
//! [0]
diff --git a/examples/widgets/widgets/sliders/window.cpp b/examples/widgets/widgets/sliders/window.cpp
index 397c9b8b72..c62c3b83f5 100644
--- a/examples/widgets/widgets/sliders/window.cpp
+++ b/examples/widgets/widgets/sliders/window.cpp
@@ -3,10 +3,8 @@
#include "slidersgroup.h"
#include "window.h"
-
#include <QCheckBox>
#include <QComboBox>
-#include <QHBoxLayout>
#include <QLabel>
#include <QSpinBox>
#include <QStackedWidget>
@@ -15,28 +13,15 @@
Window::Window(QWidget *parent)
: QWidget(parent)
{
- horizontalSliders = new SlidersGroup(Qt::Horizontal, tr("Horizontal"));
- verticalSliders = new SlidersGroup(Qt::Vertical, tr("Vertical"));
-
- stackedWidget = new QStackedWidget;
- stackedWidget->addWidget(horizontalSliders);
- stackedWidget->addWidget(verticalSliders);
+ slidersGroup = new SlidersGroup(tr("Sliders"));
createControls(tr("Controls"));
//! [0]
//! [1]
- connect(horizontalSliders, &SlidersGroup::valueChanged,
-//! [1] //! [2]
- verticalSliders, &SlidersGroup::setValue);
- connect(verticalSliders, &SlidersGroup::valueChanged,
- valueSpinBox, &QSpinBox::setValue);
- connect(valueSpinBox, &QSpinBox::valueChanged,
- horizontalSliders, &SlidersGroup::setValue);
-
- QHBoxLayout *layout = new QHBoxLayout;
+ layout = new QBoxLayout(QBoxLayout::LeftToRight);
layout->addWidget(controlsGroup);
- layout->addWidget(stackedWidget);
+ layout->addWidget(slidersGroup);
setLayout(layout);
minimumSpinBox->setValue(0);
@@ -45,11 +30,11 @@ Window::Window(QWidget *parent)
setWindowTitle(tr("Sliders"));
}
-//! [2]
+//! [1]
-//! [3]
+//! [2]
void Window::createControls(const QString &title)
-//! [3] //! [4]
+//! [2] //! [3]
{
controlsGroup = new QGroupBox(title);
@@ -60,9 +45,9 @@ void Window::createControls(const QString &title)
invertedAppearance = new QCheckBox(tr("Inverted appearance"));
invertedKeyBindings = new QCheckBox(tr("Inverted key bindings"));
-//! [4] //! [5]
+//! [3] //! [4]
minimumSpinBox = new QSpinBox;
-//! [5] //! [6]
+//! [4] //! [5]
minimumSpinBox->setRange(-100, 100);
minimumSpinBox->setSingleStep(1);
@@ -74,30 +59,19 @@ void Window::createControls(const QString &title)
valueSpinBox->setRange(-100, 100);
valueSpinBox->setSingleStep(1);
- orientationCombo = new QComboBox;
- orientationCombo->addItem(tr("Horizontal slider-like widgets"));
- orientationCombo->addItem(tr("Vertical slider-like widgets"));
-
-//! [6] //! [7]
- connect(orientationCombo, &QComboBox::activated,
-//! [7] //! [8]
- stackedWidget, &QStackedWidget::setCurrentIndex);
- connect(minimumSpinBox, &QSpinBox::valueChanged,
- horizontalSliders, &SlidersGroup::setMinimum);
+//! [5] //! [6]
+ connect(slidersGroup, &SlidersGroup::valueChanged,
+ valueSpinBox, &QSpinBox::setValue);
+ connect(valueSpinBox, &QSpinBox::valueChanged,
+ slidersGroup, &SlidersGroup::setValue);
connect(minimumSpinBox, &QSpinBox::valueChanged,
- verticalSliders, &SlidersGroup::setMinimum);
- connect(maximumSpinBox, &QSpinBox::valueChanged,
- horizontalSliders, &SlidersGroup::setMaximum);
+ slidersGroup, &SlidersGroup::setMinimum);
connect(maximumSpinBox, &QSpinBox::valueChanged,
- verticalSliders, &SlidersGroup::setMaximum);
- connect(invertedAppearance, &QCheckBox::toggled,
- horizontalSliders, &SlidersGroup::invertAppearance);
+ slidersGroup, &SlidersGroup::setMaximum);
connect(invertedAppearance, &QCheckBox::toggled,
- verticalSliders, &SlidersGroup::invertAppearance);
+ slidersGroup, &SlidersGroup::invertAppearance);
connect(invertedKeyBindings, &QCheckBox::toggled,
- horizontalSliders, &SlidersGroup::invertKeyBindings);
- connect(invertedKeyBindings, &QCheckBox::toggled,
- verticalSliders, &SlidersGroup::invertKeyBindings);
+ slidersGroup, &SlidersGroup::invertKeyBindings);
QGridLayout *controlsLayout = new QGridLayout;
controlsLayout->addWidget(minimumLabel, 0, 0);
@@ -108,7 +82,26 @@ void Window::createControls(const QString &title)
controlsLayout->addWidget(valueSpinBox, 2, 1);
controlsLayout->addWidget(invertedAppearance, 0, 2);
controlsLayout->addWidget(invertedKeyBindings, 1, 2);
- controlsLayout->addWidget(orientationCombo, 3, 0, 1, 3);
controlsGroup->setLayout(controlsLayout);
+
+}
+//! [6]
+
+
+//! [7]
+void Window::resizeEvent(QResizeEvent *)
+{
+ if (width() == 0 || height() == 0)
+ return;
+
+ const double aspectRatio = double(width()) / double(height());
+
+ if (aspectRatio < 1.0) {
+ layout->setDirection(QBoxLayout::TopToBottom);
+ slidersGroup->setOrientation(Qt::Horizontal);
+ } else if (aspectRatio > 1.0) {
+ layout->setDirection(QBoxLayout::LeftToRight);
+ slidersGroup->setOrientation(Qt::Vertical);
+ }
}
-//! [8]
+//! [7]
diff --git a/examples/widgets/widgets/sliders/window.h b/examples/widgets/widgets/sliders/window.h
index 8a98fcb2a1..8d7338f27c 100644
--- a/examples/widgets/widgets/sliders/window.h
+++ b/examples/widgets/widgets/sliders/window.h
@@ -5,6 +5,7 @@
#define WINDOW_H
#include <QWidget>
+#include <QGridLayout>
QT_BEGIN_NAMESPACE
class QCheckBox;
@@ -26,10 +27,9 @@ public:
private:
void createControls(const QString &title);
+ void resizeEvent(QResizeEvent *e);
- SlidersGroup *horizontalSliders;
- SlidersGroup *verticalSliders;
- QStackedWidget *stackedWidget;
+ SlidersGroup *slidersGroup;
QGroupBox *controlsGroup;
QLabel *minimumLabel;
@@ -40,7 +40,7 @@ private:
QSpinBox *minimumSpinBox;
QSpinBox *maximumSpinBox;
QSpinBox *valueSpinBox;
- QComboBox *orientationCombo;
+ QBoxLayout *layout;
};
//! [0]
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-04 22:22:03 +0000