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 <yaml-cpp/node.h> 00033 #include <yaml-cpp/emitter.h> 00034 00035 #include "rviz/properties/status_property.h" 00036 00037 #include "failed_display.h" 00038 00039 namespace rviz 00040 { 00041 00042 FailedDisplay::FailedDisplay( const QString& desired_class_id, const QString& error_message ) 00043 : error_message_( error_message ) 00044 { 00045 setClassId( desired_class_id ); 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 StatusProperty::statusColor( StatusProperty::Error ); 00055 case Qt::ForegroundRole: return QColor( Qt::white ); 00056 } 00057 } 00058 return Display::getViewData( column, role ); 00059 } 00060 00061 QString FailedDisplay::getDescription() const 00062 { 00063 return "The class required for this display, '" + getClassId() + "', could not be loaded.<br><b>Error:</b><br>" + error_message_; 00064 } 00065 00066 void FailedDisplay::load( const YAML::Node& yaml_node ) 00067 { 00068 saved_yaml_ = yaml_node.Clone(); 00069 Display::load( yaml_node ); 00070 } 00071 00072 void FailedDisplay::save( YAML::Emitter& emitter ) 00073 { 00074 if( saved_yaml_.get() ) 00075 { 00076 emitter << *saved_yaml_; 00077 } 00078 } 00079 00080 } // end namespace rviz