property_tree_with_help.cpp
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00001 /*
00002  * Copyright (c) 2011, 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 <QTextBrowser>
00031 #include <QTreeWidgetItem>
00032 
00033 #include "rviz/properties/property_tree_with_help.h"
00034 #include "rviz/properties/property_tree_widget.h"
00035 
00036 namespace rviz
00037 {
00038 
00039 PropertyTreeWithHelp::PropertyTreeWithHelp( QWidget* parent )
00040   : QSplitter( parent )
00041 {
00042   setOrientation( Qt::Vertical );
00043 
00044   property_tree_ = new PropertyTreeWidget;
00045 
00046   help_ = new QTextBrowser;
00047   help_->setOpenExternalLinks( true );
00048 
00049   addWidget( property_tree_ );
00050   addWidget( help_ );
00051 
00052   setStretchFactor( 0, 1000 );
00053   setCollapsible( 0, false );
00054 
00055   QList<int> _sizes;
00056   _sizes.push_back( 1000 );
00057   _sizes.push_back( 1 );
00058   setSizes( _sizes );
00059 
00060   connect( property_tree_, SIGNAL( currentItemChanged( QTreeWidgetItem*, QTreeWidgetItem* )),
00061            this, SLOT( onCurrentItemChanged( QTreeWidgetItem* )));
00062 }
00063 
00064 void PropertyTreeWithHelp::onCurrentItemChanged( QTreeWidgetItem* current_item )
00065 {
00066   if( current_item )
00067   {
00068     QString body_text = current_item->data( 1, Qt::WhatsThisRole ).toString();
00069     QString heading = current_item->text( 0 );
00070     QString html = "<html><body bgcolor=\"#EFEBE7\"><strong>" + heading + "</strong><br>" + body_text + "</body></html>";
00071     help_->setHtml( html );
00072   }
00073   else
00074   {
00075     help_->setHtml( "" );
00076   }
00077 }
00078 
00079 } // end namespace rviz


rviz
Author(s): Dave Hershberger, Josh Faust
autogenerated on Mon Jan 6 2014 11:54:32