changeset 101:4f909ae70e76

add dynamiclayouts example
author mandel
date Fri, 29 May 2009 13:25:41 +0000
parents dcd36d8db2da
children 56a66a1e0120
files examples/layouts/dynamiclayouts/build examples/layouts/dynamiclayouts/build.bat examples/layouts/dynamiclayouts/dialog.d examples/layouts/dynamiclayouts/main.d
diffstat 4 files changed, 259 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/layouts/dynamiclayouts/build	Fri May 29 13:25:41 2009 +0000
@@ -0,0 +1,3 @@
+#! /bin/bash
+
+ldc main.d dialog.d -I../../../ -I../../../qt/d1 -L-L../../../lib -L-lqtdgui -L-lqtdcore -L-lQtCore -L-lQtGui -ofdynamiclayouts
\ No newline at end of file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/layouts/dynamiclayouts/build.bat	Fri May 29 13:25:41 2009 +0000
@@ -0,0 +1,1 @@
+dmd main.d dialog.d libqtdcore.lib libqtdgui.lib -I../../../ -I../../../qt/d1 -ofdynamiclayouts
\ No newline at end of file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/layouts/dynamiclayouts/dialog.d	Fri May 29 13:25:41 2009 +0000
@@ -0,0 +1,202 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+module dialog;
+
+
+import qt.gui.QDialog;
+import qt.gui.QGroupBox;
+import qt.gui.QGridLayout;
+import qt.gui.QLabel;
+import qt.gui.QComboBox;
+import qt.gui.QDialogButtonBox;
+import qt.gui.QPushButton;
+import qt.gui.QMessageBox;
+import qt.gui.QSpinBox;
+import qt.gui.QDial;
+import qt.gui.QProgressBar;
+
+
+class Dialog : public QDialog
+{
+
+public:
+
+	this(QWidget parent = null)
+	{
+		super(parent);
+		createRotableGroupBox();
+		createOptionsGroupBox();
+		createButtonBox();
+
+		mainLayout = new QGridLayout;
+		mainLayout.addWidget(rotableGroupBox, 0, 0);
+		mainLayout.addWidget(optionsGroupBox, 1, 0);
+		mainLayout.addWidget(buttonBox, 2, 0);
+		setLayout(mainLayout);
+
+		mainLayout.setSizeConstraint(QLayout.SetMinimumSize);
+
+		setWindowTitle(tr("Dynamic Layouts"));
+	}
+
+private:
+
+	void buttonsOrientationChanged(int index)
+	{
+		mainLayout.setSizeConstraint(QLayout.SetNoConstraint);
+		setMinimumSize(0, 0);
+
+		Qt_Orientation orientation = cast(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_Orientation.Horizontal) {
+			mainLayout.addWidget(buttonBox, 2, 0);
+			resize(size() + QSize(-1 * oldSizeHint.width(), newSizeHint.height()));
+		} else {
+			mainLayout.addWidget(buttonBox, 0, 3, 2, 1);
+			resize(size() + QSize(newSizeHint.width(), -1 * oldSizeHint.height()));
+		}
+
+		mainLayout.setSizeConstraint(QLayout.SetDefaultConstraint);
+	}
+
+	void rotateWidgets()
+	{
+		assert(rotableWidgets.length % 2 == 0);
+
+		foreach (QWidget widget; rotableWidgets)
+			rotableLayout.removeWidget(widget);
+
+		rotableWidgets = rotableWidgets[1..$] ~ rotableWidgets[0];
+
+		int n = rotableWidgets.length;
+		for (int i = 0; i < n / 2; ++i) {
+			rotableLayout.addWidget(rotableWidgets[n - i - 1], 0, i);
+			rotableLayout.addWidget(rotableWidgets[i], 1, i);
+		}
+	}
+
+	void help()
+	{
+		QMessageBox.information(this, tr("Dynamic Layouts Help"),
+			tr("This example shows how to change layouts dynamically."));
+	}
+
+private:
+	
+	void createRotableGroupBox()
+	{
+		rotableGroupBox = new QGroupBox(tr("Rotable Widgets"));
+
+		rotableWidgets ~= new QSpinBox;
+		rotableWidgets ~= new QSlider;
+		rotableWidgets ~= new QDial;
+		rotableWidgets ~= new QProgressBar;
+
+		int n = rotableWidgets.length;
+		for (int i = 0; i < n; ++i) {
+			rotableWidgets[i].valueChanged.connect(&rotableWidgets[(i + 1) % n].setValue);
+		}
+
+		rotableLayout = new QGridLayout;
+		rotableGroupBox.setLayout(rotableLayout);
+
+		rotateWidgets();
+	}
+
+	void createOptionsGroupBox()
+	{
+		optionsGroupBox = new QGroupBox(tr("Options"));
+
+		buttonsOrientationLabel = new QLabel(tr("Orientation of buttons:"));
+
+		buttonsOrientationComboBox = new QComboBox;
+		buttonsOrientationComboBox.addItem(tr("Horizontal"), new QVariant(cast(ulong) Qt.Horizontal));
+		buttonsOrientationComboBox.addItem(tr("Vertical"), new QVariant(cast(ulong) Qt.Vertical));
+
+		buttonsOrientationComboBox.currentIndexChanged.connect(&this.buttonsOrientationChanged);
+
+		optionsLayout = new QGridLayout;
+		optionsLayout.addWidget(buttonsOrientationLabel, 0, 0);
+		optionsLayout.addWidget(buttonsOrientationComboBox, 0, 1);
+		optionsLayout.setColumnStretch(2, 1);
+		optionsGroupBox.setLayout(optionsLayout);
+	}
+
+	void createButtonBox()
+	{
+		buttonBox = new QDialogButtonBox;
+
+		closeButton = buttonBox.addButton(QDialogButtonBox.Close);
+		helpButton = buttonBox.addButton(QDialogButtonBox.Help);
+		rotateWidgetsButton = buttonBox.addButton(tr("Rotate &Widgets"), QDialogButtonBox.ActionRole);
+
+		rotateWidgetsButton.clicked.connect(&this.rotateWidgets);
+		closeButton.clicked.connect(&this.close);
+		helpButton.clicked.connect(&this.help);
+	}
+
+	QGroupBox rotableGroupBox;
+	QWidget[] rotableWidgets;
+
+	QGroupBox optionsGroupBox;
+	QLabel buttonsOrientationLabel;
+	QComboBox buttonsOrientationComboBox;
+
+	QDialogButtonBox buttonBox;
+	QPushButton closeButton;
+	QPushButton helpButton;
+	QPushButton rotateWidgetsButton;
+
+	QGridLayout mainLayout;
+	QGridLayout rotableLayout;
+	QGridLayout optionsLayout;
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/layouts/dynamiclayouts/main.d	Fri May 29 13:25:41 2009 +0000
@@ -0,0 +1,53 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+module main;
+
+
+import qt.gui.QApplication;
+import dialog;
+
+
+int main(string[] args)
+{
+	scope app = new QApplication(args);
+	scope dialog = new Dialog;
+	return dialog.exec();
+}