diff options
Diffstat (limited to 'tests/manual/examples/widgets/layouts')
12 files changed, 590 insertions, 0 deletions
diff --git a/tests/manual/examples/widgets/layouts/borderlayout/CMakeLists.txt b/tests/manual/examples/widgets/layouts/borderlayout/CMakeLists.txt new file mode 100644 index 0000000000..d217e825d5 --- /dev/null +++ b/tests/manual/examples/widgets/layouts/borderlayout/CMakeLists.txt @@ -0,0 +1,38 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +cmake_minimum_required(VERSION 3.16) +project(borderlayout LANGUAGES CXX) + +if(NOT DEFINED INSTALL_EXAMPLESDIR) + set(INSTALL_EXAMPLESDIR "examples") +endif() + +set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/layouts/borderlayout") + +find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets) + +qt_standard_project_setup() + +qt_add_executable(borderlayout + borderlayout.cpp borderlayout.h + main.cpp + window.cpp window.h +) + +set_target_properties(borderlayout PROPERTIES + WIN32_EXECUTABLE TRUE + MACOSX_BUNDLE TRUE +) + +target_link_libraries(borderlayout PRIVATE + Qt6::Core + Qt6::Gui + Qt6::Widgets +) + +install(TARGETS borderlayout + RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}" + BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}" + LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}" +) diff --git a/tests/manual/examples/widgets/layouts/borderlayout/borderlayout.cpp b/tests/manual/examples/widgets/layouts/borderlayout/borderlayout.cpp new file mode 100644 index 0000000000..4dad24da0d --- /dev/null +++ b/tests/manual/examples/widgets/layouts/borderlayout/borderlayout.cpp @@ -0,0 +1,171 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#include "borderlayout.h" + +BorderLayout::BorderLayout(QWidget *parent, const QMargins &margins, int spacing) + : QLayout(parent) +{ + setContentsMargins(margins); + setSpacing(spacing); +} + +BorderLayout::BorderLayout(int spacing) +{ + setSpacing(spacing); +} + + +BorderLayout::~BorderLayout() +{ + QLayoutItem *l; + while ((l = takeAt(0))) + delete l; +} + +void BorderLayout::addItem(QLayoutItem *item) +{ + add(item, West); +} + +void BorderLayout::addWidget(QWidget *widget, Position position) +{ + add(new QWidgetItem(widget), position); +} + +Qt::Orientations BorderLayout::expandingDirections() const +{ + return Qt::Horizontal | Qt::Vertical; +} + +bool BorderLayout::hasHeightForWidth() const +{ + return false; +} + +int BorderLayout::count() const +{ + return list.size(); +} + +QLayoutItem *BorderLayout::itemAt(int index) const +{ + ItemWrapper *wrapper = list.value(index); + return wrapper ? wrapper->item : nullptr; +} + +QSize BorderLayout::minimumSize() const +{ + return calculateSize(MinimumSize); +} + +void BorderLayout::setGeometry(const QRect &rect) +{ + ItemWrapper *center = nullptr; + int eastWidth = 0; + int westWidth = 0; + int northHeight = 0; + int southHeight = 0; + int centerHeight = 0; + int i; + + QLayout::setGeometry(rect); + + for (i = 0; i < list.size(); ++i) { + ItemWrapper *wrapper = list.at(i); + QLayoutItem *item = wrapper->item; + Position position = wrapper->position; + + if (position == North) { + item->setGeometry(QRect(rect.x(), northHeight, rect.width(), + item->sizeHint().height())); + + northHeight += item->geometry().height() + spacing(); + } else if (position == South) { + item->setGeometry(QRect(item->geometry().x(), + item->geometry().y(), rect.width(), + item->sizeHint().height())); + + southHeight += item->geometry().height() + spacing(); + + item->setGeometry(QRect(rect.x(), + rect.y() + rect.height() - southHeight + spacing(), + item->geometry().width(), + item->geometry().height())); + } else if (position == Center) { + center = wrapper; + } + } + + centerHeight = rect.height() - northHeight - southHeight; + + for (i = 0; i < list.size(); ++i) { + ItemWrapper *wrapper = list.at(i); + QLayoutItem *item = wrapper->item; + Position position = wrapper->position; + + if (position == West) { + item->setGeometry(QRect(rect.x() + westWidth, northHeight, + item->sizeHint().width(), centerHeight)); + + westWidth += item->geometry().width() + spacing(); + } else if (position == East) { + item->setGeometry(QRect(item->geometry().x(), item->geometry().y(), + item->sizeHint().width(), centerHeight)); + + eastWidth += item->geometry().width() + spacing(); + + item->setGeometry(QRect( + rect.x() + rect.width() - eastWidth + spacing(), + northHeight, item->geometry().width(), + item->geometry().height())); + } + } + + if (center) + center->item->setGeometry(QRect(westWidth, northHeight, + rect.width() - eastWidth - westWidth, + centerHeight)); +} + +QSize BorderLayout::sizeHint() const +{ + return calculateSize(SizeHint); +} + +QLayoutItem *BorderLayout::takeAt(int index) +{ + if (index >= 0 && index < list.size()) { + ItemWrapper *layoutStruct = list.takeAt(index); + return layoutStruct->item; + } + return nullptr; +} + +void BorderLayout::add(QLayoutItem *item, Position position) +{ + list.append(new ItemWrapper(item, position)); +} + +QSize BorderLayout::calculateSize(SizeType sizeType) const +{ + QSize totalSize; + + for (int i = 0; i < list.size(); ++i) { + ItemWrapper *wrapper = list.at(i); + Position position = wrapper->position; + QSize itemSize; + + if (sizeType == MinimumSize) + itemSize = wrapper->item->minimumSize(); + else // (sizeType == SizeHint) + itemSize = wrapper->item->sizeHint(); + + if (position == North || position == South || position == Center) + totalSize.rheight() += itemSize.height(); + + if (position == West || position == East || position == Center) + totalSize.rwidth() += itemSize.width(); + } + return totalSize; +} diff --git a/tests/manual/examples/widgets/layouts/borderlayout/borderlayout.h b/tests/manual/examples/widgets/layouts/borderlayout/borderlayout.h new file mode 100644 index 0000000000..c1d3ae7204 --- /dev/null +++ b/tests/manual/examples/widgets/layouts/borderlayout/borderlayout.h @@ -0,0 +1,50 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#ifndef BORDERLAYOUT_H +#define BORDERLAYOUT_H + +#include <QLayout> +#include <QRect> + +class BorderLayout : public QLayout +{ +public: + enum Position { West, North, South, East, Center }; + + explicit BorderLayout(QWidget *parent, const QMargins &margins = QMargins(), int spacing = -1); + BorderLayout(int spacing = -1); + ~BorderLayout(); + + void addItem(QLayoutItem *item) override; + void addWidget(QWidget *widget, Position position); + Qt::Orientations expandingDirections() const override; + bool hasHeightForWidth() const override; + int count() const override; + QLayoutItem *itemAt(int index) const override; + QSize minimumSize() const override; + void setGeometry(const QRect &rect) override; + QSize sizeHint() const override; + QLayoutItem *takeAt(int index) override; + + void add(QLayoutItem *item, Position position); + +private: + struct ItemWrapper + { + ItemWrapper(QLayoutItem *i, Position p) { + item = i; + position = p; + } + + QLayoutItem *item; + Position position; + }; + + enum SizeType { MinimumSize, SizeHint }; + QSize calculateSize(SizeType sizeType) const; + + QList<ItemWrapper *> list; +}; + +#endif // BORDERLAYOUT_H diff --git a/tests/manual/examples/widgets/layouts/borderlayout/borderlayout.pro b/tests/manual/examples/widgets/layouts/borderlayout/borderlayout.pro new file mode 100644 index 0000000000..53c9647bd7 --- /dev/null +++ b/tests/manual/examples/widgets/layouts/borderlayout/borderlayout.pro @@ -0,0 +1,11 @@ +QT += widgets + +HEADERS = borderlayout.h \ + window.h +SOURCES = borderlayout.cpp \ + main.cpp \ + window.cpp + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/widgets/layouts/borderlayout +INSTALLS += target diff --git a/tests/manual/examples/widgets/layouts/borderlayout/main.cpp b/tests/manual/examples/widgets/layouts/borderlayout/main.cpp new file mode 100644 index 0000000000..27409403a5 --- /dev/null +++ b/tests/manual/examples/widgets/layouts/borderlayout/main.cpp @@ -0,0 +1,14 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#include <QApplication> + +#include "window.h" + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + Window window; + window.show(); + return app.exec(); +} diff --git a/tests/manual/examples/widgets/layouts/borderlayout/window.cpp b/tests/manual/examples/widgets/layouts/borderlayout/window.cpp new file mode 100644 index 0000000000..ea3b6a6fe8 --- /dev/null +++ b/tests/manual/examples/widgets/layouts/borderlayout/window.cpp @@ -0,0 +1,31 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#include "borderlayout.h" +#include "window.h" +#include <QTextBrowser> +#include <QLabel> + +Window::Window() +{ + QTextBrowser *centralWidget = new QTextBrowser; + centralWidget->setPlainText(tr("Central widget")); + + BorderLayout *layout = new BorderLayout; + layout->addWidget(centralWidget, BorderLayout::Center); + layout->addWidget(createLabel("North"), BorderLayout::North); + layout->addWidget(createLabel("West"), BorderLayout::West); + layout->addWidget(createLabel("East 1"), BorderLayout::East); + layout->addWidget(createLabel("East 2") , BorderLayout::East); + layout->addWidget(createLabel("South"), BorderLayout::South); + setLayout(layout); + + setWindowTitle(tr("Border Layout")); +} + +QLabel *Window::createLabel(const QString &text) +{ + QLabel *label = new QLabel(text); + label->setFrameStyle(QFrame::Box | QFrame::Raised); + return label; +} diff --git a/tests/manual/examples/widgets/layouts/borderlayout/window.h b/tests/manual/examples/widgets/layouts/borderlayout/window.h new file mode 100644 index 0000000000..9e97d0e8fb --- /dev/null +++ b/tests/manual/examples/widgets/layouts/borderlayout/window.h @@ -0,0 +1,24 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#ifndef WINDOW_H +#define WINDOW_H + +#include <QWidget> + +QT_BEGIN_NAMESPACE +class QLabel; +QT_END_NAMESPACE + +class Window : public QWidget +{ + Q_OBJECT + +public: + Window(); + +private: + QLabel *createLabel(const QString &text); +}; + +#endif // WINDOW_H diff --git a/tests/manual/examples/widgets/layouts/dynamiclayouts/CMakeLists.txt b/tests/manual/examples/widgets/layouts/dynamiclayouts/CMakeLists.txt new file mode 100644 index 0000000000..26978a901d --- /dev/null +++ b/tests/manual/examples/widgets/layouts/dynamiclayouts/CMakeLists.txt @@ -0,0 +1,37 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +cmake_minimum_required(VERSION 3.16) +project(dynamiclayouts LANGUAGES CXX) + +if(NOT DEFINED INSTALL_EXAMPLESDIR) + set(INSTALL_EXAMPLESDIR "examples") +endif() + +set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/layouts/dynamiclayouts") + +find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets) + +qt_standard_project_setup() + +qt_add_executable(dynamiclayouts + dialog.cpp dialog.h + main.cpp +) + +set_target_properties(dynamiclayouts PROPERTIES + WIN32_EXECUTABLE TRUE + MACOSX_BUNDLE TRUE +) + +target_link_libraries(dynamiclayouts PRIVATE + Qt6::Core + Qt6::Gui + Qt6::Widgets +) + +install(TARGETS dynamiclayouts + RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}" + BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}" + LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}" +) diff --git a/tests/manual/examples/widgets/layouts/dynamiclayouts/dialog.cpp b/tests/manual/examples/widgets/layouts/dynamiclayouts/dialog.cpp new file mode 100644 index 0000000000..28b4fc2f7f --- /dev/null +++ b/tests/manual/examples/widgets/layouts/dynamiclayouts/dialog.cpp @@ -0,0 +1,136 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#include <QtWidgets> + +#include "dialog.h" + +Dialog::Dialog(QWidget *parent) + : QDialog(parent) +{ + createRotatableGroupBox(); + createOptionsGroupBox(); + createButtonBox(); + + mainLayout = new QGridLayout; + mainLayout->addWidget(rotatableGroupBox, 0, 0); + mainLayout->addWidget(optionsGroupBox, 1, 0); + mainLayout->addWidget(buttonBox, 2, 0); + setLayout(mainLayout); + + mainLayout->setSizeConstraint(QLayout::SetMinimumSize); + + setWindowTitle(tr("Dynamic Layouts")); +} + +void Dialog::buttonsOrientationChanged(int index) +{ + mainLayout->setSizeConstraint(QLayout::SetNoConstraint); + setMinimumSize(0, 0); + + Qt::Orientation orientation = Qt::Orientation( + buttonsOrientationComboBox->itemData(index).toInt()); + + if (orientation == buttonBox->orientation()) + return; + + mainLayout->removeWidget(buttonBox); + + int spacing = mainLayout->spacing(); + + QSize oldSizeHint = buttonBox->sizeHint() + QSize(spacing, spacing); + buttonBox->setOrientation(orientation); + QSize newSizeHint = buttonBox->sizeHint() + QSize(spacing, spacing); + + if (orientation == Qt::Horizontal) { + mainLayout->addWidget(buttonBox, 2, 0); + resize(size() + QSize(-oldSizeHint.width(), newSizeHint.height())); + } else { + mainLayout->addWidget(buttonBox, 0, 3, 2, 1); + resize(size() + QSize(newSizeHint.width(), -oldSizeHint.height())); + } + + mainLayout->setSizeConstraint(QLayout::SetDefaultConstraint); +} + +void Dialog::rotateWidgets() +{ + Q_ASSERT(rotatableWidgets.count() % 2 == 0); + + for (QWidget *widget : std::as_const(rotatableWidgets)) + rotatableLayout->removeWidget(widget); + + rotatableWidgets.enqueue(rotatableWidgets.dequeue()); + + const int n = rotatableWidgets.count(); + for (int i = 0; i < n / 2; ++i) { + rotatableLayout->addWidget(rotatableWidgets[n - i - 1], 0, i); + rotatableLayout->addWidget(rotatableWidgets[i], 1, i); + } +} + +void Dialog::help() +{ + QMessageBox::information(this, tr("Dynamic Layouts Help"), + tr("This example shows how to change layouts " + "dynamically.")); +} + +void Dialog::createRotatableGroupBox() +{ + rotatableGroupBox = new QGroupBox(tr("Rotatable Widgets")); + + rotatableWidgets.enqueue(new QSpinBox); + rotatableWidgets.enqueue(new QSlider); + rotatableWidgets.enqueue(new QDial); + rotatableWidgets.enqueue(new QProgressBar); + + int n = rotatableWidgets.count(); + for (int i = 0; i < n; ++i) { + connect(rotatableWidgets[i], SIGNAL(valueChanged(int)), + rotatableWidgets[(i + 1) % n], SLOT(setValue(int))); + } + + rotatableLayout = new QGridLayout; + rotatableGroupBox->setLayout(rotatableLayout); + + rotateWidgets(); +} + +void Dialog::createOptionsGroupBox() +{ + optionsGroupBox = new QGroupBox(tr("Options")); + + buttonsOrientationLabel = new QLabel(tr("Orientation of buttons:")); + + buttonsOrientationComboBox = new QComboBox; + buttonsOrientationComboBox->addItem(tr("Horizontal"), Qt::Horizontal); + buttonsOrientationComboBox->addItem(tr("Vertical"), Qt::Vertical); + + connect(buttonsOrientationComboBox, + &QComboBox::currentIndexChanged, + this, + &Dialog::buttonsOrientationChanged); + + optionsLayout = new QGridLayout; + optionsLayout->addWidget(buttonsOrientationLabel, 0, 0); + optionsLayout->addWidget(buttonsOrientationComboBox, 0, 1); + optionsLayout->setColumnStretch(2, 1); + optionsGroupBox->setLayout(optionsLayout); +} + +void Dialog::createButtonBox() +{ + buttonBox = new QDialogButtonBox; + + closeButton = buttonBox->addButton(QDialogButtonBox::Close); + helpButton = buttonBox->addButton(QDialogButtonBox::Help); + rotateWidgetsButton = buttonBox->addButton(tr("Rotate &Widgets"), + QDialogButtonBox::ActionRole); + + connect(rotateWidgetsButton, &QPushButton::clicked, this, &Dialog::rotateWidgets); + connect(closeButton, &QPushButton::clicked, this, &Dialog::close); + connect(helpButton, &QPushButton::clicked, this, &Dialog::help); +} + + diff --git a/tests/manual/examples/widgets/layouts/dynamiclayouts/dialog.h b/tests/manual/examples/widgets/layouts/dynamiclayouts/dialog.h new file mode 100644 index 0000000000..89424cee8a --- /dev/null +++ b/tests/manual/examples/widgets/layouts/dynamiclayouts/dialog.h @@ -0,0 +1,53 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#ifndef DIALOG_H +#define DIALOG_H + +#include <QDialog> +#include <QQueue> + +QT_BEGIN_NAMESPACE +class QComboBox; +class QDialogButtonBox; +class QGridLayout; +class QGroupBox; +class QLabel; +class QPushButton; +QT_END_NAMESPACE + +class Dialog : public QDialog +{ + Q_OBJECT + +public: + Dialog(QWidget *parent = nullptr); + +private slots: + void buttonsOrientationChanged(int index); + void rotateWidgets(); + void help(); + +private: + void createRotatableGroupBox(); + void createOptionsGroupBox(); + void createButtonBox(); + + QGroupBox *rotatableGroupBox; + QQueue<QWidget *> rotatableWidgets; + + QGroupBox *optionsGroupBox; + QLabel *buttonsOrientationLabel; + QComboBox *buttonsOrientationComboBox; + + QDialogButtonBox *buttonBox; + QPushButton *closeButton; + QPushButton *helpButton; + QPushButton *rotateWidgetsButton; + + QGridLayout *mainLayout; + QGridLayout *rotatableLayout; + QGridLayout *optionsLayout; +}; + +#endif // DIALOG_H diff --git a/tests/manual/examples/widgets/layouts/dynamiclayouts/dynamiclayouts.pro b/tests/manual/examples/widgets/layouts/dynamiclayouts/dynamiclayouts.pro new file mode 100644 index 0000000000..dcd4288698 --- /dev/null +++ b/tests/manual/examples/widgets/layouts/dynamiclayouts/dynamiclayouts.pro @@ -0,0 +1,10 @@ +QT += widgets +requires(qtConfig(combobox)) + +HEADERS = dialog.h +SOURCES = dialog.cpp \ + main.cpp + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/widgets/layouts/dynamiclayouts +INSTALLS += target diff --git a/tests/manual/examples/widgets/layouts/dynamiclayouts/main.cpp b/tests/manual/examples/widgets/layouts/dynamiclayouts/main.cpp new file mode 100644 index 0000000000..865e0d1579 --- /dev/null +++ b/tests/manual/examples/widgets/layouts/dynamiclayouts/main.cpp @@ -0,0 +1,15 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#include <QApplication> + +#include "dialog.h" + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + Dialog dialog; + dialog.show(); + + return app.exec(); +} |