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Source code for a simple example of hiding a widget in a layout.
/*************************************************************************** ** ** Copyright (C) 2010, 2011 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (directui@nokia.com) ** ** This file is part of libmeegotouch. ** ** If you have questions regarding the use of this file, please contact ** Nokia at directui@nokia.com. ** ** This library is free software; you can redistribute it and/or ** modify it 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. ** ****************************************************************************/ /* * A simple example of hiding a widget */ #include <MApplication> #include <MApplicationPage> #include <MApplicationWindow> #include <MLabel> #include <MLinearLayoutPolicy> #include <MLayout> #include <MTheme> #include <MWidget> int main(int argc, char **argv) { MApplication app(argc, argv); MTheme::loadCSS("hidden_widgets.css"); MApplicationWindow window; MApplicationPage page; /* Create a MLayout that we set the policy for */ MLayout *layout = new MLayout; MLinearLayoutPolicy *policy = new MLinearLayoutPolicy(layout, Qt::Vertical); policy->setSpacing(10); /* Add 3 items to the policy, arranging them vertically stacked on top of each other */ for (int i = 0; i < 3; ++i) { MLabel *label = new MLabel(QString("Item %1").arg(i + 1)); policy->addItem(label); label->setObjectName("item"); label->setAlignment(Qt::AlignCenter); } /* Hide the middle item manually. Note that we must call the MWidget::hide() function. */ qgraphicsitem_cast<MWidget *>(policy->itemAt(1)->graphicsItem())->hide(); /* Attach the layout to the page */ page.centralWidget()->setLayout(layout); page.appear(&window); window.show(); return app.exec(); }
Styled with the following hidden_widgets.css file:
#item { font: "Nokia Sans Wide" 21px; background-color: #eeeeee; preferred-size: 100 85; }
And compiled with the following hidden_widgets.pro file:
include( ../common.pri )
TEMPLATE = app
# Input
SOURCES += *.cpp
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