/
evisgenericeventbrowsergui.cpp
1163 lines (1008 loc) · 36.5 KB
/
evisgenericeventbrowsergui.cpp
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/*
** File: evisgenericeventbrowsergui.cpp
** Author: Peter J. Ersts ( ersts at amnh.org )
** Creation Date: 2007-03-08
**
** Copyright ( c ) 2007, American Museum of Natural History. All rights reserved.
**
** This library/program is free software; you can redistribute it
** and/or modify it under the terms of the GNU Library General Public
** License as published by the Free Software Foundation; either
** version 2 of the License, or ( at your option ) any later version.
**
** This library/program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Library General Public License for more details.
**
** This work was made possible through a grant by the the John D. and
** Catherine T. MacArthur Foundation. Additionally, this program was prepared by
** the American Museum of Natural History under award No. NA05SEC46391002
** from the National Oceanic and Atmospheric Administration, U.S. Department
** of Commerce. The statements, findings, conclusions, and recommendations
** are those of the author( s ) and do not necessarily reflect the views of the
** National Oceanic and Atmospheric Administration or the Department of Commerce.
**
**/
/* $Id: $ */
#include "evisgenericeventbrowsergui.h"
#include "qgsapplication.h"
#include "qgsmaprenderer.h"
#include "qgsmaptopixel.h"
#include "qgsmapcanvas.h"
#include "qgsgeometry.h"
#include "qgslogger.h"
#include "qgspoint.h"
#include "qgsfield.h"
#include "qgsrectangle.h"
#include <QMessageBox>
#include <QTreeWidgetItem>
#include <QGraphicsScene>
#include <QSettings>
#include <QPainter>
#include <QProcess>
#include <QFileDialog>
/**
* Constructor called when browser is launched from the application plugin tool bar
* @param parent - Pointer the to parent QWidget for modality
* @param interface - Pointer the the application interface
* @param fl - Window flags
*/
eVisGenericEventBrowserGui::eVisGenericEventBrowserGui( QWidget* parent, QgisInterface* interface, Qt::WFlags fl )
: QDialog ( parent, fl )
{
setupUi( this );
mCurrentFeatureIndex = 0;
mInterface = interface;
mDataProvider = 0;
mVectorLayer = 0;
mCanvas = 0;
mIgnoreEvent = false;
if( initBrowser( ) )
{
loadRecord( );
show( );
}
else
{
close( );
}
}
/**
* Constructor called when browser is launched by the eVisEventIdTool
* @param parent - Pointer to the parent QWidget for modality
* @param canvas - Pointer to the map canvas
* @param fl - Window flags
*/
eVisGenericEventBrowserGui::eVisGenericEventBrowserGui( QWidget* parent, QgsMapCanvas* canvas, Qt::WFlags fl )
: QDialog ( parent, fl )
{
setupUi( this );
mCurrentFeatureIndex = 0;
mInterface = 0;
mDataProvider = 0;
mVectorLayer = 0;
mCanvas = canvas;
mIgnoreEvent = false;
if( initBrowser( ) )
{
loadRecord( );
show( );
}
else
{
close( );
}
}
/**
* Basic descructor
*/
eVisGenericEventBrowserGui::~eVisGenericEventBrowserGui( )
{
//Clean up, disconnect the highlighting routine and refesh the canvase to clear highlighting symbol
if( 0 != mCanvas )
{
disconnect( mCanvas, SIGNAL( renderComplete( QPainter * ) ), this, SLOT( renderSymbol( QPainter * ) ) );
mCanvas->refresh( );
}
//On close, clear selected feature
if( 0 != mVectorLayer )
{
mVectorLayer->removeSelection( false );
}
}
/**
* This method is an extension of the constructor. It was implemented to reduce the amount of code duplicated between the constuctors.
*/
bool eVisGenericEventBrowserGui::initBrowser( )
{
//setup gui
setWindowTitle( tr( "Generic Event Browser" ) );
connect( treeEventData, SIGNAL( itemDoubleClicked( QTreeWidgetItem *, int ) ), this, SLOT( launchExternalApplication( QTreeWidgetItem *, int ) ) );
mHighlightSymbol.load( ":/evis/eVisHighlightSymbol.png" );
mPointerSymbol.load( ":/evis/eVisPointerSymbol.png" );
mCompassOffset = 0.0;
//Flag to let us know if the browser fully loaded
mBrowserInitialized = false;
//Initialize some class variables
mDefaultEventImagePathField = 0;
mDefaultCompassBearingField = 0;
mDefaultCompassOffsetField = 0;
//initialize Display tab GUI elements
pbtnNext->setEnabled( false );
pbtnPrevious->setEnabled( false );
//Set up Attribute display
treeEventData->setColumnCount( 2 );
QStringList treeHeaders;
treeHeaders << tr( "Field" ) << tr( "Value" );
treeEventData->setHeaderLabels( treeHeaders );
//Initialize Options tab GUI elements
cboxEventImagePathField->setEnabled( true );
chkboxEventImagePathRelative->setChecked( false );
chkboxDisplayCompassBearing->setChecked( false );
cboxCompassBearingField->setEnabled( true );
rbtnManualCompassOffset->setChecked( false );
dsboxCompassOffset->setEnabled( true );
dsboxCompassOffset->setValue( 0.0 );
rbtnAttributeCompassOffset->setChecked( false );
cboxCompassOffsetField->setEnabled( true );
chkboxUseOnlyFilename->setChecked( false );
QString myThemePath = QgsApplication::activeThemePath( );
pbtnResetEventImagePathData->setIcon( QIcon( QPixmap( myThemePath + "/mActionDraw.png" ) ) );
pbtnResetCompassBearingData->setIcon( QIcon( QPixmap( myThemePath + "/mActionDraw.png" ) ) );
pbtnResetCompassOffsetData->setIcon( QIcon( QPixmap( myThemePath + "/mActionDraw.png" ) ) );
pbtnResetBasePathData->setIcon( QIcon( QPixmap( myThemePath + "/mActionDraw.png" ) ) );
pbtnResetUseOnlyFilenameData->setIcon( QIcon( QPixmap( myThemePath + "/mActionDraw.png" ) ) );
pbtnResetApplyPathRulesToDocs->setIcon( QIcon( QPixmap( myThemePath + "/mActionDraw.png" ) ) );
chkboxSaveEventImagePathData->setChecked( false );
chkboxSaveCompassBearingData->setChecked( false );
chkboxSaveCompassOffsetData->setChecked( false );
chkboxSaveBasePathData->setChecked( false );
chkboxSaveUseOnlyFilenameData->setChecked( false );
//Set up Configure External Application buttons
pbtnAddFileType->setIcon( QIcon( QPixmap( myThemePath + "/mActionNewAttribute.png" ) ) );
pbtnDeleteFileType->setIcon( QIcon( QPixmap( myThemePath + "/mActionDeleteAttribute.png" ) ) );
//Check to for interface, not null when launched from plugin toolbar, otherwise expect map canvas
if( 0 != mInterface )
{
//check for active layer
if( mInterface->activeLayer( ) )
{
//verify that the active layer is a vector layer
if( QgsMapLayer::VectorLayer == mInterface->activeLayer( )->type( ) )
{
mVectorLayer = ( QgsVectorLayer* )mInterface->activeLayer( );
mCanvas = mInterface->mapCanvas( );
}
else
{
QMessageBox::warning( this, tr( "Warning" ), tr( "This tool only supports vector data" ) );
return false;
}
}
else
{
QMessageBox::warning( this, tr( "Warning" ), tr( "No active layers found" ) );
return false;
}
}
//check for map canvas, if map canvas is null, throw error
else if( 0 != mCanvas )
{
//check for active layer
if( mCanvas->currentLayer( ) )
{
//verify that the active layer is a vector layer
if( QgsMapLayer::VectorLayer == mCanvas->currentLayer( )->type( ) )
{
mVectorLayer = ( QgsVectorLayer* )mCanvas->currentLayer( );
}
else
{
QMessageBox::warning( this, tr( "Warning" ), tr( "This tool only supports vector data" ) );
return false;
}
}
else
{
QMessageBox::warning( this, tr( "Warning" ), tr( "No active layers found" ) );
return false;
}
}
else
{
QMessageBox::warning( this, tr( "Error" ), tr( "Unable to connect to either the map canvas or application interface" ) );
return false;
}
//Connect rendering routine for highlighting symbols and load symbols
connect( mCanvas, SIGNAL( renderComplete( QPainter * ) ), this, SLOT( renderSymbol( QPainter * ) ) );
mDataProvider = mVectorLayer->dataProvider( );
/*
* A list of the selected feature ids is made so that we can move forward and backward through
* the list. The data providers only have the ability to get one feature at a time or
* sequentially move forward through the selected features
*/
if( 0 == mVectorLayer->selectedFeatureCount( ) ) //if nothing is selected select everything
{
QgsRectangle myRect = mDataProvider->extent( );
mVectorLayer->select( myRect, true );
mFeatureIds = mVectorLayer->selectedFeaturesIds( ).toList( );
}
else //use selected features
{
mFeatureIds = mVectorLayer->selectedFeaturesIds( ).toList( );
}
//get the first feature in the list so we can set the field in the pulldown menues
QgsFeature* myFeature = featureAtId( mFeatureIds.at( mCurrentFeatureIndex ) );
if( !myFeature )
{
QMessageBox::warning( this, tr( "Error" ), tr( "An invalid feature was received during initialization" ) );
return false;
}
QgsFieldMap myFieldMap = mDataProvider->fields( );
QgsAttributeMap myAttributeMap = myFeature->attributeMap( );
mIgnoreEvent = true; //Ignore indexChanged event when adding items to combo boxes
for( int x = 0; x < myFieldMap.size( ); x++ )
{
cboxEventImagePathField->addItem( myFieldMap[x].name( ) );
cboxCompassBearingField->addItem( myFieldMap[x].name( ) );
cboxCompassOffsetField->addItem( myFieldMap[x].name( ) );
if( myAttributeMap[x].toString( ).contains( QRegExp( "(jpg|jpeg|tif|tiff|gif)", Qt::CaseInsensitive ) ) )
{
mDefaultEventImagePathField = x;
}
if( myFieldMap[x].name( ).contains( QRegExp( "(comp|bear)", Qt::CaseInsensitive ) ) )
{
mDefaultCompassBearingField = x;
}
if( myFieldMap[x].name( ).contains( QRegExp( "(offset|declination)", Qt::CaseInsensitive ) ) )
{
mDefaultCompassOffsetField = x;
}
}
mIgnoreEvent = false;
//Set Display tab gui items
if( mFeatureIds.size( ) > 1 )
{
pbtnNext->setEnabled( true );
}
setWindowTitle( tr( "Event Browser - Displaying records 01 of %1").arg( mFeatureIds.size(), 2, 10, QChar('0') ) );
//Set Options tab gui items
initOptionsTab( );
//Load file associations into Configure External Applications tab gui items
QSettings myQSettings;
myQSettings.beginWriteArray( "/eVis/filetypeassociations" );
int myTotalAssociations = myQSettings.childGroups( ).count( );
int myIterator = 0;
while( myIterator < myTotalAssociations )
{
myQSettings.setArrayIndex( myIterator );
tableFileTypeAssociations->insertRow( tableFileTypeAssociations->rowCount( ) );
tableFileTypeAssociations->setItem( myIterator, 0, new QTableWidgetItem( myQSettings.value( "extension", "" ).toString( ) ) );
tableFileTypeAssociations->setItem( myIterator, 1, new QTableWidgetItem( myQSettings.value( "application", "" ).toString( ) ) );
myIterator++;
}
myQSettings.endArray( );
mBrowserInitialized = true;
return true;
}
/**
* This method is an extension of the constructor. It was implemented so that it could be called by the GUI at anytime.
*/
void eVisGenericEventBrowserGui::initOptionsTab( )
{
//The base path has to be set first. If not if/when cboxEventImagePathRelative state change slot
//will all ways over write the base path with the path to the data source
//TODO: Find some better logic to prevent this from happening.
leBasePath->setText( mConfiguration.basePath( ) );
chkboxUseOnlyFilename->setChecked( mConfiguration.isUseOnlyFilenameSet( ) );
//Set Options tab gui items
int myIndex = cboxEventImagePathField->findText( mConfiguration.eventImagePathField( ), Qt::MatchExactly );
if( -1 != myIndex )
{
cboxEventImagePathField->setCurrentIndex( myIndex );
}
else
{
cboxEventImagePathField->setCurrentIndex( mDefaultEventImagePathField );
}
chkboxEventImagePathRelative->setChecked( mConfiguration.isEventImagePathRelative( ) );
myIndex = cboxCompassBearingField->findText( mConfiguration.compassBearingField( ), Qt::MatchExactly );
if( -1 != myIndex )
{
cboxCompassBearingField->setCurrentIndex( myIndex );
}
else
{
cboxCompassBearingField->setCurrentIndex( mDefaultCompassBearingField );
}
chkboxDisplayCompassBearing->setChecked( mConfiguration.isDisplayCompassBearingSet( ) );
if( !mConfiguration.isDisplayCompassBearingSet( ) )
{
cboxCompassBearingField->setEnabled( false );
}
dsboxCompassOffset->setValue( mConfiguration.compassOffset( ) );
myIndex = cboxCompassOffsetField->findText( mConfiguration.compassOffsetField( ), Qt::MatchExactly );
if( -1 != myIndex )
{
cboxCompassOffsetField->setCurrentIndex( myIndex );
}
else
{
loadRecord( );
cboxCompassOffsetField->setCurrentIndex( mDefaultCompassOffsetField );
}
if( mConfiguration.isManualCompassOffsetSet( ) )
{
rbtnManualCompassOffset->setChecked( true );
rbtnAttributeCompassOffset->setChecked( false );
}
else if( !mConfiguration.compassOffsetField().isEmpty() )
{
rbtnManualCompassOffset->setChecked( false );
rbtnAttributeCompassOffset->setChecked( true );
}
else
{
rbtnManualCompassOffset->setChecked( false );
rbtnAttributeCompassOffset->setChecked( false );
dsboxCompassOffset->setEnabled( false );
cboxCompassOffsetField->setEnabled( false );
}
chkboxApplyPathRulesToDocs->setChecked( mConfiguration.isApplyPathRulesToDocsSet( ) );
}
void eVisGenericEventBrowserGui::closeEvent( QCloseEvent *event )
{
if( mBrowserInitialized )
{
accept( );
event->accept( );
}
}
void eVisGenericEventBrowserGui::accept( )
{
QSettings myQSettings;
if( chkboxSaveEventImagePathData->isChecked( ) )
{
myQSettings.setValue( "/eVis/eventimagepathfield", cboxEventImagePathField->currentText( ) );
myQSettings.setValue( "/eVis/eventimagepathrelative", chkboxEventImagePathRelative->isChecked( ) );
}
if( chkboxSaveCompassBearingData->isChecked( ) )
{
myQSettings.setValue( "/eVis/compassbearingfield", cboxCompassBearingField->currentText( ) );
myQSettings.setValue( "/eVis/displaycompassbearing", chkboxDisplayCompassBearing->isChecked( ) );
}
if( chkboxSaveCompassOffsetData->isChecked( ) )
{
myQSettings.setValue( "/eVis/manualcompassoffset", rbtnManualCompassOffset->isChecked( ) );
myQSettings.setValue( "/eVis/compassoffset", dsboxCompassOffset->value( ) );
myQSettings.setValue( "/eVis/attributecompassoffset", rbtnAttributeCompassOffset->isChecked( ) );
myQSettings.setValue( "/eVis/compassoffsetfield", cboxCompassOffsetField->currentText( ) );
}
if( chkboxSaveBasePathData->isChecked( ) )
{
myQSettings.setValue( "/eVis/basepath", leBasePath->text( ) );
}
if( chkboxSaveUseOnlyFilenameData->isChecked( ) )
{
myQSettings.setValue( "/eVis/useonlyfilename", chkboxUseOnlyFilename->isChecked( ) );
}
if( chkboxSaveApplyPathRulesToDocs->isChecked( ) )
{
myQSettings.setValue( "/eVis/applypathrulestodocs", chkboxApplyPathRulesToDocs->isChecked( ) );
}
myQSettings.remove( "/eVis/filetypeassociations" );
myQSettings.beginWriteArray( "/eVis/filetypeassociations" );
int myIterator = 0;
int myIndex = 0;
while( myIterator < tableFileTypeAssociations->rowCount( ) )
{
myQSettings.setArrayIndex( myIndex );
if( 0 != tableFileTypeAssociations->item( myIterator, 0 ) && 0 != tableFileTypeAssociations->item( myIterator, 1 ) )
{
myQSettings.setValue( "extension", tableFileTypeAssociations->item( myIterator, 0 )->text( ) );
myQSettings.setValue( "application", tableFileTypeAssociations->item( myIterator, 1 )->text( ) );
myIndex++;
}
myIterator++;
}
myQSettings.endArray( );
}
/**
* Modifies the Event Image Path according to the local and global settings
*/
void eVisGenericEventBrowserGui::buildEventImagePath( )
{
//This if statement is a bit of a hack, have to track down where the 0 is comming from on initalization
if( "0" != mEventImagePath )
{
int myImageNameMarker = 0;
if( mEventImagePath.contains( '/' ) )
{
myImageNameMarker = mEventImagePath.lastIndexOf( '/' );
}
else
{
myImageNameMarker = mEventImagePath.lastIndexOf( '\\' );
}
QString myImageName = mEventImagePath;
myImageName.remove( 0, myImageNameMarker+1 );
if( mConfiguration.isUseOnlyFilenameSet( ) )
{
mEventImagePath = mConfiguration.basePath( ) + myImageName;
}
else
{
if( mConfiguration.isEventImagePathRelative( ) )
{
mEventImagePath = mConfiguration.basePath( ) + mEventImagePath;
}
}
}
}
/**
* Chooses which image loading method to use and centers the map canvas on the current feature
*/
void eVisGenericEventBrowserGui::displayImage( )
{
//This if statement is a bit of a hack, have to track down where the 0 is comming from on initalization
if( "0" != mEventImagePath && 0 == displayArea->currentIndex( ) )
{
if( mEventImagePath.startsWith( "http://", Qt::CaseInsensitive ) )
{
imageDisplayArea->displayUrlImage( mEventImagePath );
}
else
{
imageDisplayArea->displayImage( mEventImagePath );
}
//clear any selection that may be present
mVectorLayer->removeSelection( false );
if( mFeatureIds.size( ) > 0 )
{
//select the current feature in the layer
mVectorLayer->select( mFeatureIds.at( mCurrentFeatureIndex ), true );
//get a copy of the feature
QgsFeature* myFeature = featureAtId( mFeatureIds.at( mCurrentFeatureIndex ) );
if( 0 == myFeature ) { return; }
QgsPoint myPoint = myFeature->geometry( )->asPoint( );
myPoint = mCanvas->mapRenderer( )->layerToMapCoordinates( mVectorLayer, myPoint );
//keep the extent the same just center the map canvas in the display so our feature is in the middle
QgsRectangle myRect( myPoint.x( ) - ( mCanvas->extent( ).width( ) / 2 ), myPoint.y( ) - ( mCanvas->extent( ).height( ) / 2 ), myPoint.x( ) + ( mCanvas->extent( ).width( ) / 2 ), myPoint.y( ) + ( mCanvas->extent( ).height( ) / 2 ) );
mCanvas->setExtent( myRect );
mCanvas->refresh( );
}
}
}
/**
* Returns a pointer to the reqested feature with a given featureid
* @param id - FeatureId of the feature to find/select
*/
QgsFeature* eVisGenericEventBrowserGui::featureAtId( int id )
{
//This method was originally necessary because delimited text data provider did not support featureAtId( )
//It has mostly been stripped down now
if( mDataProvider && mFeatureIds.size( ) != 0 )
{
if( !mVectorLayer->featureAtId( id, mFeature, true, true ) )
{
return 0;
}
}
return &mFeature;
}
/**
* Display the attrbiutes for the current feature and load the image
*/
void eVisGenericEventBrowserGui::loadRecord( )
{
treeEventData->clear();
//Get a pointer to the current feature
QgsFeature* myFeature;
myFeature = featureAtId( mFeatureIds.at( mCurrentFeatureIndex ) );
if( 0 == myFeature ) { return; }
QString myCompassBearingField = cboxCompassBearingField->currentText( );
QString myCompassOffsetField = cboxCompassOffsetField->currentText( );
QString myEventImagePathField = cboxEventImagePathField->currentText( );
QgsFieldMap myFieldMap = mDataProvider->fields( );
QgsAttributeMap myAttributeMap = myFeature->attributeMap( );
//loop through the attributes and display their contents
for( QgsAttributeMap::const_iterator it = myAttributeMap.begin( ); it != myAttributeMap.end( ); ++it )
{
QStringList myValues;
myValues << myFieldMap[it.key( )].name( ) << it->toString( );
QTreeWidgetItem* myItem = new QTreeWidgetItem( myValues );
if( myFieldMap[it.key( )].name( ) == myEventImagePathField )
{
mEventImagePath = it->toString( );
}
if( myFieldMap[it.key( )].name( ) == myCompassBearingField )
{
mCompassBearing = it->toDouble( );
}
if( mConfiguration.isAttributeCompassOffsetSet( ) )
{
if( myFieldMap[it.key( )].name( ) == myCompassOffsetField )
{
mCompassOffset = it->toDouble( );
}
}
else
{
mCompassOffset = 0.0;
}
//Check to see if the attribute is a know file type
int myIterator = 0;
while( myIterator < tableFileTypeAssociations->rowCount( ) )
{
if( tableFileTypeAssociations->item( myIterator, 0 ) && ( it->toString( ).startsWith( tableFileTypeAssociations->item( myIterator, 0 )->text( ) + ":", Qt::CaseInsensitive ) || it->toString( ).endsWith( tableFileTypeAssociations->item( myIterator, 0 )->text( ), Qt::CaseInsensitive ) ) )
{
myItem->setBackground( 1, QBrush( QColor( 183,216,125,255 ) ) );
break;
}
else
myIterator++;
}
treeEventData->addTopLevelItem( myItem );
}
//Modify EventImagePath as needed
buildEventImagePath( );
//Request the image to be displayed in the browser
displayImage( );
}
/**
* Restore the default configuration options
*/
void eVisGenericEventBrowserGui::restoreDefaultOptions( )
{
chkboxEventImagePathRelative->setChecked( false );
cboxEventImagePathField->setCurrentIndex( mDefaultEventImagePathField );
cboxCompassBearingField->setEnabled( true );
cboxCompassBearingField->setCurrentIndex( mDefaultCompassBearingField );
cboxCompassBearingField->setEnabled( false );
chkboxDisplayCompassBearing->setChecked( false );
cboxCompassOffsetField->setEnabled( true );
cboxCompassOffsetField->setCurrentIndex( mDefaultCompassOffsetField );
cboxCompassOffsetField->setEnabled( false );
rbtnManualCompassOffset->setChecked( true );
dsboxCompassOffset->setValue( 0.0 );
leBasePath->setText( "" );
chkboxUseOnlyFilename->setChecked( false );
chkboxSaveEventImagePathData->setChecked( false );
chkboxSaveCompassBearingData->setChecked( false );
chkboxSaveCompassOffsetData->setChecked( false );
chkboxSaveBasePathData->setChecked( false );
chkboxSaveUseOnlyFilenameData->setChecked( false );
chkboxApplyPathRulesToDocs->setChecked( false );
}
/**
* Sets the base path to the path of the data source
*/
void eVisGenericEventBrowserGui::setBasePathToDataSource( )
{
//Noticed some strangeness here while cleaning up for migration to the QGIS trunk - PJE 2009-07-01
//TODO: The check for windows paths not longer does anything, remove or fix
int myPathMarker = 0;
bool isWindows = false;
QString mySourceUri = mDataProvider->dataSourceUri( );
//Check to see which way the directory symbol goes, I think this is actually unnecessary in qt
if( mySourceUri.contains( '/' ) )
{
myPathMarker = mySourceUri.lastIndexOf( '/' );
}
else
{
myPathMarker = mySourceUri.lastIndexOf( '\\' );
}
//Strip off the actual filename so we just have path
mySourceUri.truncate( myPathMarker+1 );
//check for duplicate directory symbols when concatinating the two strings
if( isWindows )
{
mySourceUri.replace( "\\\\", "\\" );
}
else
{
if( mySourceUri.startsWith( "http://", Qt::CaseInsensitive ) )
{
mySourceUri.replace( "//", "/" );
mySourceUri.replace( "http:/", "http://", Qt::CaseInsensitive );
}
else
{
mySourceUri.replace( "//", "/" );
}
}
leBasePath->setText( mySourceUri );
}
/*
*
* Public and Private Slots
*
*/
/**
* Slot called when a column is clicked in the tree displaying the attribute data
* @param theItem - The tree widget item click
* @param theColumn - The column that was clicked
*/
void eVisGenericEventBrowserGui::launchExternalApplication( QTreeWidgetItem * theItem, int theColumn )
{
// At this point there is only attribute data with no children, ignore clicks on field name
if( 1 == theColumn )
{
int myIterator = 0;
bool startsWithExtension = false;
while( myIterator < tableFileTypeAssociations->rowCount( ) )
{
if( theItem->text( theColumn ).startsWith( tableFileTypeAssociations->item( myIterator, 0 )->text( ) + ":", Qt::CaseInsensitive ) )
{
startsWithExtension = true;
break;
}
else if( theItem->text( theColumn ).endsWith( tableFileTypeAssociations->item( myIterator, 0 )->text( ), Qt::CaseInsensitive ) )
{
startsWithExtension = false;
break;
}
else
myIterator++;
}
if( myIterator != tableFileTypeAssociations->rowCount( ) )
{
QProcess *myProcess = new QProcess( );
QString myApplication = tableFileTypeAssociations->item( myIterator, 1 )->text( );
QString myDocument = theItem->text( theColumn );
if( startsWithExtension )
{
myDocument = theItem->text( theColumn ).remove( tableFileTypeAssociations->item( myIterator, 0 )->text( ) + ":", Qt::CaseInsensitive );
}
if( "" != myApplication )
{
if( mConfiguration.isApplyPathRulesToDocsSet( ) )
{
int myDocumentNameMarker = 0;
if( myDocument.contains( '/' ) )
{
myDocumentNameMarker = myDocument.lastIndexOf( '/' );
}
else
{
myDocumentNameMarker = myDocument.lastIndexOf( '\\' );
}
QString myDocumentName = myDocument;
myDocumentName.remove( 0, myDocumentNameMarker+1 );
if( mConfiguration.isUseOnlyFilenameSet( ) )
{
myDocument = mConfiguration.basePath( ) + myDocumentName;
}
else
{
if( mConfiguration.isEventImagePathRelative( ) )
{
myDocument = mConfiguration.basePath( ) + myDocument;
}
}
}
myProcess->start( myApplication, QStringList( ) << myDocument );
}
}
else
{
QMessageBox::information( this, tr( "Attribute Contents" ), theItem->text( theColumn ) );
}
}
}
/**
* Slot called when the restore or save button is click on the options panel
* @param state - The new state of the checkbox
*/
void eVisGenericEventBrowserGui::on_buttonboxOptions_clicked( QAbstractButton* theButton )
{
if( QDialogButtonBox::ResetRole == buttonboxOptions->buttonRole( theButton ) )
{
restoreDefaultOptions( );
}
else if( QDialogButtonBox::AcceptRole == buttonboxOptions->buttonRole( theButton ) )
{
accept( );
}
}
/**
* Slot called when the state changes for the chkboxApplyPathRulesToDocs check box.
* @param theState - The new state of the checkbox
*/
void eVisGenericEventBrowserGui::on_chkboxApplyPathRulesToDocs_stateChanged( int theState )
{
mConfiguration.setApplyPathRulesToDocs( chkboxApplyPathRulesToDocs->isChecked( ) );
}
/**
* Slot called when the index changes for the cboxEventImagePathField combo box.
* @param theIndex - The index of the new selected item
*/
void eVisGenericEventBrowserGui::on_cboxEventImagePathField_currentIndexChanged( int theIndex )
{
if( !mIgnoreEvent )
{
mConfiguration.setEventImagePathField( cboxEventImagePathField->currentText( ) );
QgsFieldMap myFieldMap = mDataProvider->fields( );
QgsFeature* myFeature = featureAtId( mFeatureIds.at( mCurrentFeatureIndex ) );
if( 0 == myFeature ) { return; }
QgsAttributeMap myAttributeMap = myFeature->attributeMap( );
for( QgsAttributeMap::const_iterator it = myAttributeMap.begin( ); it != myAttributeMap.end( ); ++it )
{
if( myFieldMap[it.key( )].name( ) == cboxEventImagePathField->currentText( ) )
{
mEventImagePath = it->toString( );
}
}
}
}
/**
* Slot called when the index changes for the cboxCompassBearingField combo box.
* @param theIndex - The index of the new selected item
*/
void eVisGenericEventBrowserGui::on_cboxCompassBearingField_currentIndexChanged( int theIndex )
{
if( !mIgnoreEvent )
{
mConfiguration.setCompassBearingField( cboxCompassBearingField->currentText( ) );
QgsFieldMap myFieldMap = mDataProvider->fields( );
QgsFeature* myFeature = featureAtId( mFeatureIds.at( mCurrentFeatureIndex ) );
if( 0 == myFeature ) { return; }
QgsAttributeMap myAttributeMap = myFeature->attributeMap( );
for( QgsAttributeMap::const_iterator it = myAttributeMap.begin( ); it != myAttributeMap.end( ); ++it )
{
if( myFieldMap[it.key( )].name( ) == cboxCompassBearingField->currentText( ) )
{
mCompassBearing = it->toDouble( );
}
}
}
}
/**
* Slot called when the index changes for the cboxCompassBearingField combo box.
* @param theIndex - The index of the new selected item
*/
void eVisGenericEventBrowserGui::on_cboxCompassOffsetField_currentIndexChanged( int theIndex )
{
if( !mIgnoreEvent )
{
mConfiguration.setCompassOffsetField( cboxCompassOffsetField->currentText( ) );
QgsFieldMap myFieldMap = mDataProvider->fields( );
QgsFeature* myFeature = featureAtId( mFeatureIds.at( mCurrentFeatureIndex ) );
if( 0 == myFeature ) { return; }
QgsAttributeMap myAttributeMap = myFeature->attributeMap( );
for( QgsAttributeMap::const_iterator it = myAttributeMap.begin( ); it != myAttributeMap.end( ); ++it )
{
if( myFieldMap[it.key( )].name( ) == cboxCompassOffsetField->currentText( ) )
{
mCompassOffset = it->toDouble( );
}
}
}
}
/**
* Slot called when the chkDisplayCompassBearing radio button is toggled
* @param theState - The current selection state of the radio button
*/
void eVisGenericEventBrowserGui::on_chkboxDisplayCompassBearing_stateChanged( int theState )
{
mConfiguration.setDisplayCompassBearing( chkboxDisplayCompassBearing->isChecked( ) );
cboxCompassBearingField->setEnabled( chkboxDisplayCompassBearing->isChecked( ) );
}
/**
* Slot called when the state changes for the chkboxEventImagePathRelative check box.
* @param theState - The new state of the checkbox
*/
void eVisGenericEventBrowserGui::on_chkboxEventImagePathRelative_stateChanged( int theState )
{
mConfiguration.setEventImagePathRelative( chkboxEventImagePathRelative->isChecked( ) );
if( chkboxEventImagePathRelative->isChecked( ) && "" == leBasePath->text( ) )
{
setBasePathToDataSource( );
}
}
/**
* Slot called when the state changes for the chkboxUseOnlyFilename check box.
* @param theState - The new state of the checkbox
*/
void eVisGenericEventBrowserGui::on_chkboxUseOnlyFilename_stateChanged( int theState )
{
mConfiguration.setUseOnlyFilename( chkboxUseOnlyFilename->isChecked( ) );
}
/**
* Slot called when the tabs in the tabWidget are selected
* @param theCurrentTabIndex - The index of the currently selected tab
*/
void eVisGenericEventBrowserGui::on_displayArea_currentChanged( int theCurrentTabIndex )
{
//Force redraw when we switching back to the Display tab
if( 0 == theCurrentTabIndex )
{
loadRecord( );
}
}
/**
* Slot called when a manual compass offset is entered
* @param theValue - The new compass offset
*/
void eVisGenericEventBrowserGui::on_dsboxCompassOffset_valueChanged( double theValue )
{
mConfiguration.setCompassOffset( theValue );
}
/**
* Slot called the text in leBasePath is set or changed
* @param theText - The new base path
*/
void eVisGenericEventBrowserGui::on_leBasePath_textChanged( QString theText )
{
mConfiguration.setBasePath( theText );
}
/**
* Slot called when the pbtnAddFileType button is clicked - adds a new row to the file associations table
*/
void eVisGenericEventBrowserGui::on_pbtnAddFileType_clicked( )
{
tableFileTypeAssociations->insertRow( tableFileTypeAssociations->rowCount( ) );
}
/**
* Slot called when the pbtnDeleteFileType button is clicked - removes arow from the file associations table
*/
void eVisGenericEventBrowserGui::on_pbtnDeleteFileType_clicked( )
{
if( 1 <= tableFileTypeAssociations->rowCount( ) )
{
tableFileTypeAssociations->removeRow( tableFileTypeAssociations->currentRow( ) );
}
}
/**
* Slot called when the pbtnNext button is pressed
*/
void eVisGenericEventBrowserGui::on_pbtnNext_clicked( )
{
if( mCurrentFeatureIndex != mFeatureIds.size( )-1 )
{
pbtnPrevious->setEnabled( true );
mCurrentFeatureIndex++;
setWindowTitle( tr( "Event Browser - Displaying records %1 of %2" )
.arg( mCurrentFeatureIndex+1, 2, 10, QChar('0') ).arg( mFeatureIds.size(), 2, 10, QChar('0') ) );
loadRecord( );
}
if( mCurrentFeatureIndex == mFeatureIds.size( )-1 )
{
pbtnNext->setEnabled( false );