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Revision as of 09:01, 18 June 2012 by hamishwillee (Talk | contribs)

Archived:Changing QWidget background colour

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Archived.pngArchived: This article is archived because it is not considered relevant for third-party developers creating commercial solutions today. If you think this article is still relevant, let us know by adding the template {{ReviewForRemovalFromArchive|user=~~~~|write your reason here}}.

Qt Quick should be used for all UI development on mobile devices. The approach described in this article (using C++ for the Qt app UI) is deprecated.

Article Metadata
Tested with
Devices(s): Nokia 5800 XpressMusic
Compatibility
Platform(s): S60 3rd Edition, FP1, FP2
S60 5th Edition
Symbian
Article
Keywords: QPalette
Created: tepaa (27 Mar 2009)
Last edited: hamishwillee (18 Jun 2012)

Contents

Overview

This code snippets shows how to change the QWidget background colour.

Main function

This function is used to set the widget colour.

 p.setColor(QPalette::Background, Qt::black);

Source

Change the background colour of the QWidget.

#include <QPalette>
 
QMyWidget::QMyWidget(QWidget *parent)
: QWidget(parent)
{
QPalette p(palette());
// Set background colour to black
p.setColor(QPalette::Background, Qt::black);
setPalette(p);
}

See also

For more information, see QPalette.

Postconditions

The background colour QWidget is black.

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