diff options
Diffstat (limited to 'src/boost/tools/build/example/qt')
19 files changed, 702 insertions, 0 deletions
diff --git a/src/boost/tools/build/example/qt/README.txt b/src/boost/tools/build/example/qt/README.txt new file mode 100644 index 000000000..d6977b584 --- /dev/null +++ b/src/boost/tools/build/example/qt/README.txt @@ -0,0 +1,20 @@ +Copyright 2005 Vladimir Prus +Distributed under the Boost Software License, Version 1.0. +(See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) + + +This directory contains B2 examples for the Qt library +(http://www.trolltech.com/products/qt/index.html). + +The current examples are: + 1. Basic setup -- application with several sources and moccable header. + 2. Using of .ui source file. + 3. Running .cpp files via the moc tool. + +For convenience, there are examples both for 3.* and 4.* version of Qt, they are +mostly identical and differ only in source code. + +All examples assumes that you just installed B2 and that QTDIR +environment variables is set (typical values can be /usr/share/qt3 and +/usr/share/qt4). After adding "using qt ..." to your user-config.jam, you would +have to remove "using qt ; " statements from example Jamroot files. diff --git a/src/boost/tools/build/example/qt/qt3/hello/canvas.cpp b/src/boost/tools/build/example/qt/qt3/hello/canvas.cpp new file mode 100644 index 000000000..823e827a4 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt3/hello/canvas.cpp @@ -0,0 +1,73 @@ +// Copyright Vladimir Prus 2004. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt +// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +#include "canvas.h" + +#include <qlabel.h> +#include <qcanvas.h> +#include <qlayout.h> + +Canvas::Canvas(QWidget* parent) +: QWidget(parent) +{ + m_pen = QPen(QColor(255, 128, 128)); + m_brushes = new QBrush[2]; + m_brushes[0] = QBrush(QColor(255, 0, 0)); + m_brushes[1] = QBrush(QColor(0, 255, 0)); + m_current_brush = 0; + + m_canvas = new QCanvas(this); + m_canvas->resize(4*1600, 600); + + redraw(); + + QVBoxLayout* l = new QVBoxLayout(this); + + m_canvas_view = new QCanvasView(m_canvas, this); + l->addWidget(m_canvas_view); + m_canvas_view->resize(rect().size()); + m_canvas_view->show(); +} + +Canvas::~Canvas() +{ + delete m_brushes; +} + +void Canvas::redraw() +{ + QCanvasItemList l = m_canvas->allItems(); + for(QCanvasItemList::iterator i = l.begin(), + e = l.end(); i != e; ++i) + { + delete *i; + } + + unsigned count = 0; + for (unsigned x = 10; x < 4*1600; x += 20) + for (unsigned y = 10; y < 600; y += 20) { + QCanvasRectangle* r = new QCanvasRectangle(x, y, 10, 10, m_canvas); + r->setPen(m_pen); + r->setBrush(m_brushes[m_current_brush]); + r->show(); + ++count; + QCanvasText* t = new QCanvasText("D", m_canvas); + t->move(x, y); + t->show(); + ++count; + } + + (new QCanvasText(QString::number(count), m_canvas))->show(); + m_canvas->setAllChanged(); + +} + +void Canvas::change_color() +{ + m_current_brush = (m_current_brush + 1)%2; + redraw(); + m_canvas->update(); +} + diff --git a/src/boost/tools/build/example/qt/qt3/hello/canvas.h b/src/boost/tools/build/example/qt/qt3/hello/canvas.h new file mode 100644 index 000000000..865fc6549 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt3/hello/canvas.h @@ -0,0 +1,35 @@ +// Copyright Vladimir Prus 2004. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt +// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + + +#ifndef CANVAS_VP_2004_08_31 +#define CANVAS_VP_2004_08_31 + +#include <qmainwindow.h> +#include <qpen.h> +#include <qbrush.h> + +class Canvas : public QWidget +{ + Q_OBJECT +public: + Canvas(QWidget* parent); + + virtual ~Canvas(); + +public slots: + void change_color(); + +private: + void redraw(); + class QCanvas* m_canvas; + class QCanvasView* m_canvas_view; + class QPen m_pen; + class QBrush* m_brushes; + int m_current_brush; +}; + +#endif + diff --git a/src/boost/tools/build/example/qt/qt3/hello/jamroot.jam b/src/boost/tools/build/example/qt/qt3/hello/jamroot.jam new file mode 100644 index 000000000..09b3fef0c --- /dev/null +++ b/src/boost/tools/build/example/qt/qt3/hello/jamroot.jam @@ -0,0 +1,13 @@ +# Copyright Vladimir Prus 2004. +# Distributed under the Boost Software License, Version 1.0. +# (See accompanying file LICENSE.txt +# or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +using qt ; + +project + # built MT version, unless asked otherwise. + : default-build <threading>multi + ; + +exe canvas : main.cpp canvas.cpp canvas.h : <library>/qt//qt ;
\ No newline at end of file diff --git a/src/boost/tools/build/example/qt/qt3/hello/main.cpp b/src/boost/tools/build/example/qt/qt3/hello/main.cpp new file mode 100644 index 000000000..0f1c8c3f9 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt3/hello/main.cpp @@ -0,0 +1,36 @@ +// Copyright Vladimir Prus 2004. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt +// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +#include "canvas.h" +#include <qapplication.h> +#include <qvbox.h> +#include <qpushbutton.h> + +class Window : public QMainWindow +{ +public: + Window() + { + setCaption("QCanvas test"); + QVBox* vb = new QVBox(this); + setCentralWidget(vb); + + Canvas* c = new Canvas(vb); + QPushButton* b = new QPushButton("Change color", vb); + connect(b, SIGNAL(clicked()), c, SLOT(change_color())); + } +}; + +int main(int argc, char **argv) +{ + QApplication app(argc, argv); + Window *w = new Window(); + + app.setMainWidget(w); + w->show(); + + return app.exec(); +} + diff --git a/src/boost/tools/build/example/qt/qt3/moccable-cpp/jamroot.jam b/src/boost/tools/build/example/qt/qt3/moccable-cpp/jamroot.jam new file mode 100644 index 000000000..85778da20 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt3/moccable-cpp/jamroot.jam @@ -0,0 +1,11 @@ + +using qt ; +import cast ; + +project + : default-build <threading>multi + ; + +exe main : main.cpp [ cast _ moccable-cpp : main.cpp ] + /qt//qt + ; diff --git a/src/boost/tools/build/example/qt/qt3/moccable-cpp/main.cpp b/src/boost/tools/build/example/qt/qt3/moccable-cpp/main.cpp new file mode 100644 index 000000000..63533ba58 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt3/moccable-cpp/main.cpp @@ -0,0 +1,41 @@ +// Copyright Vladimir Prus 2005. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt +// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + + +#include <qwidget.h> +#include <qpushbutton.h> +#include <qapplication.h> + +#include <iostream> + +class My_widget : public QWidget +{ + Q_OBJECT +public: + My_widget() : QWidget() + { + QPushButton* b = new QPushButton("Push me", this); + + connect(b, SIGNAL(clicked()), this, SLOT(theSlot())); + } + +private slots: + void theSlot() + { + std::cout << "Clicked\n"; + } + +}; + +int main(int ac, char* av[]) +{ + QApplication app(ac, av); + My_widget mw; + mw.show(); + app.setMainWidget(&mw); + app.exec(); +} + +#include "main.moc" diff --git a/src/boost/tools/build/example/qt/qt3/uic/hello_world_widget.ui b/src/boost/tools/build/example/qt/qt3/uic/hello_world_widget.ui new file mode 100644 index 000000000..26cc73487 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt3/uic/hello_world_widget.ui @@ -0,0 +1,58 @@ +<!DOCTYPE UI><UI version="3.0" stdsetdef="1"> +<class>HelloWorldWidget</class> +<comment> +<!-- + Copyright Felix E. Klee, 2003 + Distributed under the Boost Software License, Version 1.0. + (See accompanying file LICENSE_1_0.txt + or copy at http://www.boost.org/LICENSE_1_0.txt) +--> +</comment> +<widget class="QWidget"> + <property name="name"> + <cstring>HelloWorldWidget</cstring> + </property> + <property name="geometry"> + <rect> + <x>0</x> + <y>0</y> + <width>124</width> + <height>63</height> + </rect> + </property> + <property name="caption"> + <string>Hello World!</string> + </property> + <vbox> + <property name="name"> + <cstring>unnamed</cstring> + </property> + <property name="margin"> + <number>11</number> + </property> + <property name="spacing"> + <number>6</number> + </property> + <widget class="QLabel"> + <property name="name"> + <cstring>TextLabel2</cstring> + </property> + <property name="text"> + <string>Hello World!</string> + </property> + <property name="alignment"> + <set>AlignCenter</set> + </property> + </widget> + <widget class="QPushButton"> + <property name="name"> + <cstring>OkButton</cstring> + </property> + <property name="text"> + <string>OK</string> + </property> + </widget> + </vbox> +</widget> +<layoutdefaults spacing="6" margin="11"/> +</UI> diff --git a/src/boost/tools/build/example/qt/qt3/uic/jamroot.jam b/src/boost/tools/build/example/qt/qt3/uic/jamroot.jam new file mode 100644 index 000000000..d53df7a58 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt3/uic/jamroot.jam @@ -0,0 +1,15 @@ +# Copyright Felix E. Klee, 2003 +# Distributed under the Boost Software License, Version 1.0. +# (See accompanying file LICENSE.txt +# or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +# Tell that QT should be used. QTDIR will give installation +# prefix. +using qt ; + +project + : default-build <threading>multi + ; + +exe hello : main.cpp hello_world_widget.ui : <library>/qt//qt ; + diff --git a/src/boost/tools/build/example/qt/qt3/uic/main.cpp b/src/boost/tools/build/example/qt/qt3/uic/main.cpp new file mode 100644 index 000000000..c48605574 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt3/uic/main.cpp @@ -0,0 +1,18 @@ +// Copyright Felix E. Klee, 2003 +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt +// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +#include "hello_world_widget.h" +#include <qapplication.h> + +#include <qpushbutton.h> + +int main(int argc, char **argv) { + QApplication a(argc, argv); + HelloWorldWidget w; + QObject::connect(static_cast<QObject*>(w.OkButton), SIGNAL(clicked()), &w, SLOT(close())); + a.setMainWidget(&w); + w.show(); + return a.exec(); +} diff --git a/src/boost/tools/build/example/qt/qt4/hello/arrow.cpp b/src/boost/tools/build/example/qt/qt4/hello/arrow.cpp new file mode 100644 index 000000000..5f36ed5a8 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt4/hello/arrow.cpp @@ -0,0 +1,158 @@ +// Copyright Vladimir Prus 2005. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt +// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +#include "arrow.h" + +#include <QtGui/qapplication.h> + +#include <QtGui/qwidget.h> +#include <QtGui/qpainter.h> +#include <QtGui/qpainterpath.h> + +#include <stdlib.h> +#include <math.h> + +Arrow_widget::Arrow_widget(QWidget* parent) : QWidget(parent), color_(0) +{ + QPalette pal = palette(); + pal.setBrush(backgroundRole(), QBrush(Qt::white)); + setPalette(pal); +} + +void Arrow_widget::slotChangeColor() +{ + color_ = (color_ + 1) % 3; + update(); +} + +void +Arrow_widget::draw_arrow(int x1, int y1, int x2, int y2, QPainter& painter) +{ + // The length of the from the tip of the arrow to the point + // where line starts. + const int arrowhead_length = 16; + + QPainterPath arrow; + arrow.moveTo(x1, y1); + + // Determine the angle of the straight line. + double a1 = (x2-x1); + double a2 = (y2-y1); + double b1 = 1; + double b2 = 0; + + double straight_length = sqrt(a1*a1 + a2*a2); + + double dot_product = a1*b1 + a2*b2; + double cosine = dot_product/ + (sqrt(pow(a1, 2) + pow(a2, 2))*sqrt(b1 + b2)); + double angle = acos(cosine); + if (y1 < y2) + { + angle = -angle; + } + double straight_angle = angle*180/M_PI; + + double limit = 10; + + double angle_to_vertical; + if (fabs(straight_angle) < 90) + angle_to_vertical = fabs(straight_angle); + else if (straight_angle > 0) + angle_to_vertical = 180-straight_angle; + else + angle_to_vertical = 180-(-straight_angle); + + double angle_delta = 0; + if (angle_to_vertical > limit) + angle_delta = 30 * (angle_to_vertical - limit)/90; + double start_angle = straight_angle > 0 + ? straight_angle - angle_delta : + straight_angle + angle_delta; + + + QMatrix m1; + m1.translate(x1, y1); + m1.rotate(-start_angle); + + double end_angle = straight_angle > 0 + ? (straight_angle + 180 + angle_delta) : + (straight_angle + 180 - angle_delta); + + QMatrix m2; + m2.reset(); + m2.translate(x2, y2); + m2.rotate(-end_angle); + + arrow.cubicTo(m1.map(QPointF(straight_length/2, 0)), + m2.map(QPointF(straight_length/2, 0)), + m2.map(QPointF(arrowhead_length, 0))); + + painter.save(); + painter.setBrush(Qt::NoBrush); + painter.drawPath(arrow); + painter.restore(); + + painter.save(); + painter.translate(x2, y2); + + painter.rotate(-90); + painter.rotate(-end_angle); + painter.rotate(180); + + QPolygon arrowhead(4); + arrowhead.setPoint(0, 0, 0); + arrowhead.setPoint(1, arrowhead_length/3, -arrowhead_length*5/4); + arrowhead.setPoint(2, 0, -arrowhead_length); + arrowhead.setPoint(3, -arrowhead_length/3, -arrowhead_length*5/4); + + painter.drawPolygon(arrowhead); + + painter.restore(); + +} + + +void Arrow_widget::paintEvent(QPaintEvent*) +{ + QPainter p(this); + + p.setRenderHint(QPainter::Antialiasing); + + int base_x = 550; + int base_y = 200; + + if (color_ == 0) + p.setBrush(Qt::black); + else if (color_ == 1) + p.setBrush(Qt::green); + else if (color_ == 2) + p.setBrush(Qt::yellow); + else + p.setBrush(Qt::black); + + for (int x_step = 0; x_step < 6; ++x_step) + { + for (int y_step = 1; y_step <= 3; ++y_step) + { + draw_arrow(base_x, base_y, base_x+x_step*100, + base_y - y_step*50, p); + + draw_arrow(base_x, base_y, base_x+x_step*100, + base_y + y_step*50, p); + + draw_arrow(base_x, base_y, base_x-x_step*100, + base_y + y_step*50, p); + + draw_arrow(base_x, base_y, base_x-x_step*100, + base_y - y_step*50, p); + } + } + + draw_arrow(50, 400, 1000, 450, p); + draw_arrow(1000, 400, 50, 450, p); + +} + diff --git a/src/boost/tools/build/example/qt/qt4/hello/arrow.h b/src/boost/tools/build/example/qt/qt4/hello/arrow.h new file mode 100644 index 000000000..8375d13c9 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt4/hello/arrow.h @@ -0,0 +1,30 @@ +// Copyright Vladimir Prus 2005. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt +// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +#include <QtGui/qapplication.h> + +#include <QtGui/qwidget.h> +#include <QtGui/qpainter.h> +#include <QtGui/qpainterpath.h> + +#include <stdlib.h> +#include <math.h> + +class Arrow_widget : public QWidget +{ + Q_OBJECT +public: + Arrow_widget(QWidget* parent = 0); + +public slots: + void slotChangeColor(); + +private: + void draw_arrow(int x1, int y1, int x2, int y2, QPainter& painter); + void paintEvent(QPaintEvent*); + +private: + int color_; +}; diff --git a/src/boost/tools/build/example/qt/qt4/hello/jamroot.jam b/src/boost/tools/build/example/qt/qt4/hello/jamroot.jam new file mode 100644 index 000000000..83952f17b --- /dev/null +++ b/src/boost/tools/build/example/qt/qt4/hello/jamroot.jam @@ -0,0 +1,14 @@ + +import qt4 ; + +if ! [ qt4.initialized ] +{ + ECHO "Warning: Qt4 not initialized in user-config.jam" ; + ECHO "Assuming /space/p2/ghost/build/Qt4 as location." ; + ECHO "This is very likely won't work for you. " ; + using qt4 : /space/p2/ghost/build/Qt4 ; +} + +project : requirements <threading>multi ; + +exe arrow : main.cpp arrow.cpp arrow.h /qt//QtGui ;
\ No newline at end of file diff --git a/src/boost/tools/build/example/qt/qt4/hello/main.cpp b/src/boost/tools/build/example/qt/qt4/hello/main.cpp new file mode 100644 index 000000000..bf4913666 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt4/hello/main.cpp @@ -0,0 +1,27 @@ +// Copyright Vladimir Prus 2005. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt +// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +#include "arrow.h" + +#include <QApplication> +#include <QTimer> + +int main(int ac, char* av[]) +{ + QApplication app(ac, av); + Arrow_widget* w = new Arrow_widget; + w->resize(1100, 480); + + QTimer timer; + QObject::connect(&timer, SIGNAL(timeout()), + w, SLOT(slotChangeColor())); + + timer.start(2000); + + w->show(); + app.exec(); + return 0; +} + diff --git a/src/boost/tools/build/example/qt/qt4/moccable-cpp/jamroot.jam b/src/boost/tools/build/example/qt/qt4/moccable-cpp/jamroot.jam new file mode 100644 index 000000000..d07b9c7d3 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt4/moccable-cpp/jamroot.jam @@ -0,0 +1,18 @@ + +import qt4 ; +if ! [ qt4.initialized ] +{ + ECHO "Warning: Qt4 not initialized in user-config.jam" ; + ECHO "Assuming /space/p2/ghost/build/Qt4 as location." ; + ECHO "This is very likely won't work for you. " ; + using qt4 : /space/p2/ghost/build/Qt4 ; +} + +import cast ; +exe main : main.cpp + [ cast _ moccable-cpp : main.cpp ] + /qt//QtGui + : <threading>multi + ; + + diff --git a/src/boost/tools/build/example/qt/qt4/moccable-cpp/main.cpp b/src/boost/tools/build/example/qt/qt4/moccable-cpp/main.cpp new file mode 100644 index 000000000..f8d4a43e2 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt4/moccable-cpp/main.cpp @@ -0,0 +1,39 @@ +// Copyright Vladimir Prus 2005. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt +// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +#include <qwidget.h> +#include <qpushbutton.h> +#include <qapplication.h> + +#include <iostream> + +class My_widget : public QWidget +{ + Q_OBJECT +public: + My_widget() : QWidget() + { + QPushButton* b = new QPushButton("Push me", this); + + connect(b, SIGNAL(clicked()), this, SLOT(theSlot())); + } + +private slots: + void theSlot() + { + std::cout << "Clicked\n"; + } + +}; + +int main(int ac, char* av[]) +{ + QApplication app(ac, av); + My_widget mw; + mw.show(); + app.exec(); +} + +#include "main.moc" diff --git a/src/boost/tools/build/example/qt/qt4/uic/hello_world_widget.ui b/src/boost/tools/build/example/qt/qt4/uic/hello_world_widget.ui new file mode 100644 index 000000000..67060b336 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt4/uic/hello_world_widget.ui @@ -0,0 +1,55 @@ +<ui version="4.0" > + <author></author> + <comment> +<!-- + Copyright Felix E. Klee, 2003 + Distributed under the Boost Software License, Version 1.0. + (See accompanying file LICENSE_1_0.txt + or copy at http://www.boost.org/LICENSE_1_0.txt) +--> + </comment> + <exportmacro></exportmacro> + <class>HelloWorldWidget</class> + <widget class="QWidget" name="HelloWorldWidget" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>124</width> + <height>63</height> + </rect> + </property> + <property name="windowTitle" > + <string>Hello World!</string> + </property> + <layout class="QVBoxLayout" > + <property name="margin" > + <number>11</number> + </property> + <property name="spacing" > + <number>6</number> + </property> + <item> + <widget class="QLabel" name="TextLabel2" > + <property name="text" > + <string>Hello World!</string> + </property> + <property name="alignment" > + <set>Qt::AlignCenter</set> + </property> + </widget> + </item> + <item> + <widget class="QPushButton" name="OkButton" > + <property name="text" > + <string>OK</string> + </property> + </widget> + </item> + </layout> + </widget> + <layoutdefault spacing="6" margin="11" /> + <pixmapfunction>qPixmapFromMimeSource</pixmapfunction> + <resources/> + <connections/> +</ui> diff --git a/src/boost/tools/build/example/qt/qt4/uic/jamroot.jam b/src/boost/tools/build/example/qt/qt4/uic/jamroot.jam new file mode 100644 index 000000000..5af938c95 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt4/uic/jamroot.jam @@ -0,0 +1,18 @@ +# Copyright Felix E. Klee, 2003 +# Distributed under the Boost Software License, Version 1.0. +# (See accompanying file LICENSE.txt +# or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +import qt4 ; +if ! [ qt4.initialized ] +{ + ECHO "Warning: Qt4 not initialized in user-config.jam" ; + ECHO "Assuming /space/p2/ghost/build/Qt4 as location." ; + ECHO "This is very likely won't work for you. " ; + using qt4 : /space/p2/ghost/build/Qt4 ; +} + +project : requirements <threading>multi + ; + +exe hello : main.cpp hello_world_widget.ui : <library>/qt//QtGui ; diff --git a/src/boost/tools/build/example/qt/qt4/uic/main.cpp b/src/boost/tools/build/example/qt/qt4/uic/main.cpp new file mode 100644 index 000000000..6b217ec19 --- /dev/null +++ b/src/boost/tools/build/example/qt/qt4/uic/main.cpp @@ -0,0 +1,23 @@ +// Copyright Felix E. Klee, 2003 +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt +// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt) + +#include "ui_hello_world_widget.h" +#include <qapplication.h> +#include <qwidget.h> + +#include <qpushbutton.h> + +int main(int argc, char **argv) { + QApplication a(argc, argv); + + QWidget w; + Ui::HelloWorldWidget wm; + wm.setupUi(&w); + + QObject::connect(wm.OkButton, SIGNAL(clicked()), &w, SLOT(close())); + + w.show(); + return a.exec(); +} |