00001 /* 00002 * Copyright (c) 2012, Willow Garage, Inc. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions are met: 00007 * 00008 * * Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * * Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * * Neither the name of the Willow Garage, Inc. nor the names of its 00014 * contributors may be used to endorse or promote products derived from 00015 * this software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00018 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00021 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00022 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00023 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00024 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00025 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00026 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00027 * POSSIBILITY OF SUCH DAMAGE. 00028 */ 00029 00030 #include <QColor> 00031 00032 #include "rviz/properties/status_property.h" 00033 #include "rviz/display_context.h" 00034 #include "rviz/load_resource.h" 00035 00036 #include "failed_display.h" 00037 00038 namespace rviz 00039 { 00040 00041 FailedDisplay::FailedDisplay( const QString& desired_class_id, const QString& error_message ) 00042 : error_message_( error_message ) 00043 { 00044 setClassId( desired_class_id ); 00045 setIcon( loadPixmap( "package://rviz/icons/failed_display.png" ) ); 00046 } 00047 00048 QVariant FailedDisplay::getViewData( int column, int role ) const 00049 { 00050 if( column == 0 ) 00051 { 00052 switch( role ) 00053 { 00054 case Qt::BackgroundRole: return QColor( Qt::white ); 00055 case Qt::ForegroundRole: return StatusProperty::statusColor( StatusProperty::Error ); 00056 default: break; 00057 } 00058 } 00059 return Display::getViewData( column, role ); 00060 } 00061 00062 QString FailedDisplay::getDescription() const 00063 { 00064 return "The class required for this display, '" + getClassId() + "', could not be loaded.<br><b>Error:</b><br>" + error_message_; 00065 } 00066 00067 void FailedDisplay::load( const Config& config ) 00068 { 00069 saved_config_ = config; 00070 Display::load( config ); 00071 } 00072 00073 void FailedDisplay::save( Config config ) 00074 { 00075 if( saved_config_.isValid() ) 00076 { 00077 config.copy( saved_config_ ); 00078 } 00079 } 00080 00081 } // end namespace rviz