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qgisapp.cpp
5515 lines (4611 loc) · 179 KB
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qgisapp.cpp
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/***************************************************************************
qgisapp.cpp - description
-------------------
begin : Sat Jun 22 2002
copyright : (C) 2002 by Gary E.Sherman
email : sherman at mrcc.com
Romans 3:23=>Romans 6:23=>Romans 10:9,10=>Romans 12
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
/* $Id$ */
//
// QT4 includes make sure to use the new <CamelCase> style!
//
#include <QAction>
#include <QApplication>
#include <QBitmap>
#include <QCheckBox>
#include <QClipboard>
#include <QColor>
#include <QCursor>
#include <QDesktopServices>
#include <QDesktopWidget>
#include <QDialog>
#include <QDir>
#include <QDockWidget>
#include <QEvent>
#include <QFile>
#include <QFileInfo>
#include <QInputDialog>
#include <QKeyEvent>
#include <QLabel>
#include <QLibrary>
#include <QMenu>
#include <QMenuBar>
#include <QMenuItem>
#include <QMessageBox>
#include <QNetworkProxy>
#include <QPainter>
#include <QPictureIO>
#include <QPixmap>
#include <QPoint>
#include <QPrinter>
#include <QProcess>
#include <QProgressBar>
#include <QRegExp>
#include <QRegExpValidator>
#include <QSettings>
#include <QSplashScreen>
#include <QStatusBar>
#include <QStringList>
#include <QTcpSocket>
#include <QTextStream>
#include <QTimer>
#include <QToolButton>
#include <QVBoxLayout>
#include <QWhatsThis>
#include <QtGlobal>
//
// Mac OS X Includes
// Must include before GEOS 3 due to unqualified use of 'Point'
//
#ifdef Q_OS_MACX
#include <ApplicationServices/ApplicationServices.h>
// check macro breaks QItemDelegate
#ifdef check
#undef check
#endif
#endif
//
// QGIS Specific Includes
//
#include "../../images/themes/default/qgis.xpm"
#include "qgisapp.h"
#include "qgisappinterface.h"
#include "qgis.h"
#include "qgisplugin.h"
#include "qgsabout.h"
#include "qgsapplication.h"
#include "qgsattributetabledisplay.h"
#include "qgsbookmarkitem.h"
#include "qgsbookmarks.h"
#include "qgsclipboard.h"
#include "qgscomposer.h"
#include "qgscoordinatetransform.h"
#include "qgscursors.h"
#include "qgscustomprojectiondialog.h"
#include "qgsencodingfiledialog.h"
#include "qgsexception.h"
#include "qgsfeature.h"
#include "qgsgeomtypedialog.h"
#include "qgshelpviewer.h"
#include "qgsgenericprojectionselector.h"
#include "qgslegend.h"
#include "qgslegendlayerfile.h"
#include "qgslegendlayer.h"
#include "qgslogger.h"
#include "qgsmapcanvas.h"
#include "qgsmaplayer.h"
#include "qgsmaplayerregistry.h"
#include "qgsmapoverviewcanvas.h"
#include "qgsmaprenderer.h"
#include "qgsmaptip.h"
#include "qgsmessageviewer.h"
#include "qgsoptions.h"
#include "qgspastetransformations.h"
#include "qgspluginitem.h"
#include "qgspluginmanager.h"
#include "qgspluginmetadata.h"
#include "qgspluginregistry.h"
#include "qgspoint.h"
#include "qgsproject.h"
#include "qgsprojectproperties.h"
#include "qgsproviderregistry.h"
#include "qgsrasterlayer.h"
#include "qgsrasterlayerproperties.h"
#include "qgsrectangle.h"
#include "qgsrenderer.h"
#include "qgsserversourceselect.h"
#include "qgsvectordataprovider.h"
#include "qgsvectorlayer.h"
//
// Gdal/Ogr includes
//
#include <ogr_api.h>
//
// Other includes
//
#include <algorithm>
#include <cassert>
#include <cmath>
#include <functional>
#include <iomanip>
#include <list>
#include <memory>
#include <vector>
//
// Map tools
//
#include "qgsmaptooladdfeature.h"
#include "qgsmaptooladdisland.h"
#include "qgsmaptooladdring.h"
#include "qgsmaptooladdvertex.h"
#include "qgsmaptooldeletevertex.h"
#include "qgsmaptoolidentify.h"
#include "qgsmaptoolmovefeature.h"
#include "qgsmaptoolmovevertex.h"
#include "qgsmaptoolpan.h"
#include "qgsmaptoolselect.h"
#include "qgsmaptoolsplitfeatures.h"
#include "qgsmaptoolvertexedit.h"
#include "qgsmaptoolzoom.h"
#include "qgsmeasuretool.h"
//
// Conditional Includes
//
#ifdef HAVE_POSTGRESQL
#include "qgsdbsourceselect.h"
#endif
#include "qgspythondialog.h"
#include "qgspythonutils.h"
#ifndef WIN32
#include <dlfcn.h>
#endif
#ifdef WIN32
#include <windows.h>
#endif
class QTreeWidgetItem;
// IDs for locating particular menu items
const int BEFORE_RECENT_PATHS = 123;
const int AFTER_RECENT_PATHS = 321;
/// build the vector file filter string for a QFileDialog
/*
called in ctor for initializing mVectorFileFilter
*/
static void buildSupportedVectorFileFilter_( QString & fileFilters );
/** set the application title bar text
If the current project title is null
if the project file is null then
set title text to just application name and version
else
set set title text to the the project file name
else
set the title text to project title
*/
static void setTitleBarText_( QWidget & qgisApp )
{
QString caption = QgisApp::tr( "Quantum GIS - " );
caption += QString( "%1 " ).arg( QGis::QGIS_VERSION ) + " ";
if ( QgsProject::instance()->title().isEmpty() )
{
if ( QgsProject::instance()->fileName().isEmpty() )
{
// no project title nor file name, so just leave caption with
// application name and version
}
else
{
QFileInfo projectFileInfo( QgsProject::instance()->fileName() );
caption += projectFileInfo.baseName();
}
}
else
{
caption += QgsProject::instance()->title();
}
qgisApp.setWindowTitle( caption );
} // setTitleBarText_( QWidget * qgisApp )
/**
Creator function for output viewer
*/
static QgsMessageOutput* messageOutputViewer_()
{
return new QgsMessageViewer();
}
/**
* This function contains forced validation of CRS used in QGIS.
* There are 3 options depending on the settings:
* - ask for CRS using projection selecter
* - use project's CRS
* - use predefined global CRS
*/
static void customSrsValidation_( QgsCoordinateReferenceSystem* srs )
{
QString toProj4;
QSettings mySettings;
QString myDefaultProjectionOption =
mySettings.value( "/Projections/defaultBehaviour" ).toString();
if ( myDefaultProjectionOption == "prompt" )
{
//@note this class is not a descendent of QWidget so we cant pass
//it in the ctor of the layer projection selector
QgsGenericProjectionSelector * mySelector = new QgsGenericProjectionSelector();
mySelector->setMessage( srs->validationHint() ); //shows a generic message, if not speficied
toProj4 = QgsProject::instance()->readEntry( "SpatialRefSys", "//ProjectCRSProj4String", GEOPROJ4 );
QgsCoordinateReferenceSystem defaultCRS;
if ( defaultCRS.createFromProj4( toProj4 ) )
{
mySelector->setSelectedCrsId( defaultCRS.srsid() );
}
if ( mySelector->exec() )
{
QgsDebugMsg( "Layer srs set from dialog: " + QString::number( mySelector->selectedCrsId() ) );
srs->createFromProj4( mySelector->selectedProj4String() );
}
else
{
QApplication::restoreOverrideCursor();
}
delete mySelector;
}
else if ( myDefaultProjectionOption == "useProject" )
{
// XXX TODO: Change project to store selected CS as 'projectCRS' not 'selectedWkt'
toProj4 = QgsProject::instance()->readEntry( "SpatialRefSys", "//ProjectCRSProj4String", GEOPROJ4 );
QgsDebugMsg( "Layer srs set from project: " + toProj4 );
srs->createFromProj4( toProj4 );
}
else ///Projections/defaultBehaviour==useGlobal
{
srs->createFromProj4( mySettings.value( "/Projections/defaultProjectionString", GEOPROJ4 ).toString() );
}
}
QgisApp *QgisApp::smInstance = 0;
// constructor starts here
QgisApp::QgisApp( QSplashScreen *splash, QWidget * parent, Qt::WFlags fl )
: QMainWindow( parent, fl ),
mSplash( splash ),
mPythonConsole( NULL ),
mPythonUtils( NULL )
{
if ( smInstance )
{
QMessageBox::critical(
this,
tr( "Multiple Instances of QgisApp" ),
tr( "Multiple instances of Quantum GIS application object detected.\nPlease contact the developers.\n" ) );
abort();
}
smInstance = this;
// setupUi(this);
resize( 640, 480 );
mSplash->showMessage( tr( "Checking database" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
// Do this early on before anyone else opens it and prevents us copying it
createDB();
mSplash->showMessage( tr( "Reading settings" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
mSplash->showMessage( tr( "Setting up the GUI" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
createActions();
createActionGroups();
createMenus();
createToolBars();
createStatusBar();
createCanvas();
mMapCanvas->freeze();
createLegend();
createOverview();
createMapTips();
setupProxy();
readSettings();
updateRecentProjectPaths();
mComposer = new QgsComposer( this ); // Map composer
mInternalClipboard = new QgsClipboard; // create clipboard
mQgisInterface = new QgisAppInterface( this ); // create the interfce
// set application's icon
setWindowIcon( QPixmap( qgis_xpm ) );
#ifdef Q_WS_MAC
// action for Window menu (create before generating WindowTitleChange event))
mWindowAction = new QAction( this );
connect( mWindowAction, SIGNAL( triggered() ), this, SLOT( activate() ) );
// add this window to Window menu
addWindow( mWindowAction );
#endif
// set application's caption
QString caption = tr( "Quantum GIS - " );
caption += QString( "%1 ('%2')" ).arg( QGis::QGIS_VERSION ).arg( QGis::QGIS_RELEASE_NAME );
setWindowTitle( caption );
// set QGIS specific srs validation
QgsCoordinateReferenceSystem::setCustomSrsValidation( customSrsValidation_ );
// set graphical message output
QgsMessageOutput::setMessageOutputCreator( messageOutputViewer_ );
fileNew(); // prepare empty project
qApp->processEvents();
// load providers
mSplash->showMessage( tr( "Checking provider plugins" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
QgsApplication::initQgis();
mSplash->showMessage( tr( "Starting Python" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
loadPythonSupport();
// Create the plugin registry and load plugins
// load any plugins that were running in the last session
mSplash->showMessage( tr( "Restoring loaded plugins" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
QgsPluginRegistry::instance()->setQgisInterface( mQgisInterface );
QgsPluginRegistry::instance()->restoreSessionPlugins( QgsApplication::pluginPath() );
mSplash->showMessage( tr( "Initializing file filters" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
// now build vector file filter
buildSupportedVectorFileFilter_( mVectorFileFilter );
// now build raster file filter
QgsRasterLayer::buildSupportedRasterFileFilter( mRasterFileFilter );
#if 0
// Set the background colour for toolbox and overview as they default to
// white instead of the window color
QPalette myPalette = toolBox->palette();
myPalette.setColor( QPalette::Button, myPalette.window().color() );
toolBox->setPalette( myPalette );
//do the same for legend control
myPalette = toolBox->palette();
myPalette.setColor( QPalette::Button, myPalette.window().color() );
mMapLegend->setPalette( myPalette );
//and for overview control this is done in createOverView method
#endif
// Do this last in the ctor to ensure that all members are instantiated properly
setupConnections();
//
// Please make sure this is the last thing the ctor does so that we can ensure the
// widgets are all initialised before trying to restore their state.
//
mSplash->showMessage( tr( "Restoring window state" ), Qt::AlignHCenter | Qt::AlignBottom );
qApp->processEvents();
restoreWindowState();
mSplash->showMessage( tr( "QGIS Ready!" ), Qt::AlignHCenter | Qt::AlignBottom );
mMapTipsVisible = false;
// setup drag drop
setAcceptDrops( true );
mFullScreenMode = false;
mPrevScreenModeMaximized = false;
show();
qApp->processEvents();
//finally show all the application settings as initialised above
QgsApplication::showSettings();
mMapCanvas->freeze( false );
} // QgisApp ctor
QgisApp::~QgisApp()
{
delete mInternalClipboard;
delete mQgisInterface;
delete mMapTools.mZoomIn;
delete mMapTools.mZoomOut;
delete mMapTools.mPan;
delete mMapTools.mIdentify;
delete mMapTools.mMeasureDist;
delete mMapTools.mMeasureArea;
delete mMapTools.mCapturePoint;
delete mMapTools.mCaptureLine;
delete mMapTools.mCapturePolygon;
delete mMapTools.mMoveFeature;
delete mMapTools.mSplitFeatures;
delete mMapTools.mSelect;
delete mMapTools.mVertexAdd;
delete mMapTools.mVertexMove;
delete mMapTools.mVertexDelete;
delete mMapTools.mAddRing;
delete mMapTools.mAddIsland;
delete mPythonConsole;
delete mPythonUtils;
// delete map layer registry and provider registry
QgsApplication::exitQgis();
}
void QgisApp::dragEnterEvent( QDragEnterEvent *event )
{
if ( event->mimeData()->hasUrls() )
{
event->acceptProposedAction();
}
}
void QgisApp::dropEvent( QDropEvent *event )
{
// get the file list
QList<QUrl>::iterator i;
QList<QUrl>urls = event->mimeData()->urls();
for ( i = urls.begin(); i != urls.end(); i++ )
{
QUrl mUrl = *i;
// seems that some drag and drop operations include an empty url
// so we test for length to make sure we have something
if ( mUrl.path().length() > 0 )
{
// check to see if we are opening a project file
QFileInfo fi( mUrl.path() );
if ( fi.completeSuffix() == "qgs" )
{
QgsDebugMsg( "Opening project " + mUrl.path() );
}
else
{
QgsDebugMsg( "Adding " + mUrl.path() + " to the map canvas" );
openLayer( mUrl.path() );
}
}
}
event->acceptProposedAction();
}
// restore any application settings stored in QSettings
void QgisApp::readSettings()
{
QSettings settings;
// get the users theme preference from the settings
setTheme( settings.value( "/Themes", "default" ).toString() );
// Add the recently accessed project file paths to the File menu
mRecentProjectPaths = settings.value( "/UI/recentProjectsList" ).toStringList();
}
//////////////////////////////////////////////////////////////////////
// Set Up the gui toolbars, menus, statusbar etc
//////////////////////////////////////////////////////////////////////
void QgisApp::createActions()
{
// File Menu Items
mActionNewProject = new QAction( getThemeIcon( "mActionFileNew.png" ), tr( "&New Project" ), this );
mActionNewProject->setShortcut( tr( "Ctrl+N", "New Project" ) );
mActionNewProject->setStatusTip( tr( "New Project" ) );
connect( mActionNewProject, SIGNAL( triggered() ), this, SLOT( fileNew() ) );
mActionOpenProject = new QAction( getThemeIcon( "mActionFileOpen.png" ), tr( "&Open Project..." ), this );
mActionOpenProject->setShortcut( tr( "Ctrl+O", "Open a Project" ) );
mActionOpenProject->setStatusTip( tr( "Open a Project" ) );
connect( mActionOpenProject, SIGNAL( triggered() ), this, SLOT( fileOpen() ) );
mActionSaveProject = new QAction( getThemeIcon( "mActionFileSave.png" ), tr( "&Save Project" ), this );
mActionSaveProject->setShortcut( tr( "Ctrl+S", "Save Project" ) );
mActionSaveProject->setStatusTip( tr( "Save Project" ) );
connect( mActionSaveProject, SIGNAL( triggered() ), this, SLOT( fileSave() ) );
mActionSaveProjectAs = new QAction( getThemeIcon( "mActionFileSaveAs.png" ), tr( "Save Project &As..." ), this );
mActionSaveProjectAs->setShortcut( tr( "Shift+Ctrl+S", "Save Project under a new name" ) );
mActionSaveProjectAs->setStatusTip( tr( "Save Project under a new name" ) );
connect( mActionSaveProjectAs, SIGNAL( triggered() ), this, SLOT( fileSaveAs() ) );
mActionSaveMapAsImage = new QAction( getThemeIcon( "mActionSaveMapAsImage.png" ), tr( "Save as Image..." ), this );
// mActionSaveMapAsImage->setShortcut( tr( "Ctrl+I", "Save map as image" ) );
mActionSaveMapAsImage->setStatusTip( tr( "Save map as image" ) );
connect( mActionSaveMapAsImage, SIGNAL( triggered() ), this, SLOT( saveMapAsImage() ) );
mActionPrintComposer = new QAction( getThemeIcon( "mActionFilePrint.png" ), tr( "&Print Composer" ), this );
mActionPrintComposer->setShortcut( tr( "Ctrl+P", "Print Composer" ) );
mActionPrintComposer->setStatusTip( tr( "Print Composer" ) );
connect( mActionPrintComposer, SIGNAL( triggered() ), this, SLOT( filePrint() ) );
mActionExit = new QAction( getThemeIcon( "mActionFileExit.png" ), tr( "Exit" ), this );
mActionExit->setShortcut( tr( "Ctrl+Q", "Exit QGIS" ) );
mActionExit->setStatusTip( tr( "Exit QGIS" ) );
mActionExit->setMenuRole( QAction::QuitRole ); // put in Application menu on Mac OS X
connect( mActionExit, SIGNAL( triggered() ), this, SLOT( fileExit() ) );
// Edit Menu Items
#if 0
mActionUndo = new QAction( tr( "&Undo" ), this );
mActionUndo->setShortcut( tr( "Ctrl+Z" ) );
mActionUndo->setStatusTip( tr( "Undo the last operation" ) );
connect( mActionUndo, SIGNAL( triggered ), this, SLOT( undo() ) );
mActionCut = new QAction( tr( "Cu&t" ), this );
mActionCut->setShortcut( tr( "Ctrl+X" ) );
mActionCut->setStatusTip( tr( "Cut the current selection's contents to the clipboard" ) );
connect( mActionCut, SIGNAL( triggered ), this, SLOT( cut() ) );
mActionCopy = new QAction( tr( "&Copy" ), this );
mActionCopy->setShortcut( tr( "Ctrl+C" ) );
mActionCopy->setStatusTip( tr( "Copy the current selection's contents to the clipboard" ) );
connect( mActionCopy, SIGNAL( triggered ), this, SLOT( copy() ) );
mActionPaste = new QAction( tr( "&Paste" ), this );
mActionPaste->setShortcut( tr( "Ctrl+V" ) );
mActionPaste->setStatusTip( tr( "Paste the clipboard's contents into the current selection" ) );
connect( mActionPaste, SIGNAL( triggered ), this, SLOT( paste() ) );
#endif
mActionCutFeatures = new QAction( getThemeIcon( "mActionEditCut.png" ), tr( "Cut Features" ), this );
mActionCutFeatures->setShortcut( tr( "Ctrl+X" ) );
mActionCutFeatures->setStatusTip( tr( "Cut selected features" ) );
connect( mActionCutFeatures, SIGNAL( triggered() ), this, SLOT( editCut() ) );
mActionCutFeatures->setEnabled( false );
mActionCopyFeatures = new QAction( getThemeIcon( "mActionEditCopy.png" ), tr( "Copy Features" ), this );
mActionCopyFeatures->setShortcut( tr( "Ctrl+C" ) );
mActionCopyFeatures->setStatusTip( tr( "Copy selected features" ) );
connect( mActionCopyFeatures, SIGNAL( triggered() ), this, SLOT( editCopy() ) );
mActionCopyFeatures->setEnabled( false );
mActionPasteFeatures = new QAction( getThemeIcon( "mActionEditPaste.png" ), tr( "Paste Features" ), this );
mActionPasteFeatures->setShortcut( tr( "Ctrl+V" ) );
mActionPasteFeatures->setStatusTip( tr( "Paste selected features" ) );
connect( mActionPasteFeatures, SIGNAL( triggered() ), this, SLOT( editPaste() ) );
mActionPasteFeatures->setEnabled( false );
mActionCapturePoint = new QAction( getThemeIcon( "mActionCapturePoint.png" ), tr( "Capture Point" ), this );
mActionCapturePoint->setShortcut( tr( ".", "Capture Points" ) );
mActionCapturePoint->setStatusTip( tr( "Capture Points" ) );
connect( mActionCapturePoint, SIGNAL( triggered() ), this, SLOT( capturePoint() ) );
mActionCapturePoint->setEnabled( false );
mActionCaptureLine = new QAction( getThemeIcon( "mActionCaptureLine.png" ), tr( "Capture Line" ), this );
mActionCaptureLine->setShortcut( tr( "/", "Capture Lines" ) );
mActionCaptureLine->setStatusTip( tr( "Capture Lines" ) );
connect( mActionCaptureLine, SIGNAL( triggered() ), this, SLOT( captureLine() ) );
mActionCaptureLine->setEnabled( false );
mActionCapturePolygon = new QAction( getThemeIcon( "mActionCapturePolygon.png" ), tr( "Capture Polygon" ), this );
mActionCapturePolygon->setShortcut( tr( "Ctrl+/", "Capture Polygons" ) );
mActionCapturePolygon->setStatusTip( tr( "Capture Polygons" ) );
connect( mActionCapturePolygon, SIGNAL( triggered() ), this, SLOT( capturePolygon() ) );
mActionCapturePolygon->setEnabled( false );
mActionMoveFeature = new QAction( getThemeIcon( "mActionMoveFeature.png" ), tr( "Move Feature" ), this );
mActionMoveFeature->setStatusTip( tr( "Move Feature" ) );
connect( mActionMoveFeature, SIGNAL( triggered() ), this, SLOT( moveFeature() ) );
mActionMoveFeature->setEnabled( false );
mActionSplitFeatures = new QAction( getThemeIcon( "mActionSplitFeatures.png" ), tr( "Split Features" ), this );
mActionSplitFeatures->setStatusTip( tr( "Split Features" ) );
connect( mActionSplitFeatures, SIGNAL( triggered() ), this, SLOT( splitFeatures() ) );
mActionSplitFeatures->setEnabled( false );
mActionDeleteSelected = new QAction( getThemeIcon( "mActionDeleteSelected.png" ), tr( "Delete Selected" ), this );
mActionDeleteSelected->setStatusTip( tr( "Delete Selected" ) );
connect( mActionDeleteSelected, SIGNAL( triggered() ), this, SLOT( deleteSelected() ) );
mActionDeleteSelected->setEnabled( false );
mActionAddVertex = new QAction( getThemeIcon( "mActionAddVertex.png" ), tr( "Add Vertex" ), this );
mActionAddVertex->setStatusTip( tr( "Add Vertex" ) );
connect( mActionAddVertex, SIGNAL( triggered() ), this, SLOT( addVertex() ) );
mActionAddVertex->setEnabled( false );
mActionMoveVertex = new QAction( getThemeIcon( "mActionMoveVertex.png" ), tr( "Move Vertex" ), this );
mActionMoveVertex->setStatusTip( tr( "Move Vertex" ) );
connect( mActionMoveVertex, SIGNAL( triggered() ), this, SLOT( moveVertex() ) );
mActionMoveVertex->setEnabled( false );
mActionDeleteVertex = new QAction( getThemeIcon( "mActionDeleteVertex.png" ), tr( "Delete Vertex" ), this );
mActionDeleteVertex->setStatusTip( tr( "Delete Vertex" ) );
connect( mActionDeleteVertex, SIGNAL( triggered() ), this, SLOT( deleteVertex() ) );
mActionDeleteVertex->setEnabled( false );
mActionAddRing = new QAction( getThemeIcon( "mActionAddRing.png" ), tr( "Add Ring" ), this );
mActionAddRing->setStatusTip( tr( "Add Ring" ) );
connect( mActionAddRing, SIGNAL( triggered() ), this, SLOT( addRing() ) );
mActionAddRing->setEnabled( false );
mActionAddIsland = new QAction( getThemeIcon( "mActionAddIsland.png" ), tr( "Add Island" ), this );
mActionAddIsland->setStatusTip( tr( "Add Island to multipolygon" ) );
connect( mActionAddIsland, SIGNAL( triggered() ), this, SLOT( addIsland() ) );
mActionAddIsland->setEnabled( false );
// View Menu Items
mActionPan = new QAction( getThemeIcon( "mActionPan.png" ), tr( "Pan Map" ), this );
mActionPan->setStatusTip( tr( "Pan the map" ) );
connect( mActionPan, SIGNAL( triggered() ), this, SLOT( pan() ) );
mActionZoomIn = new QAction( getThemeIcon( "mActionZoomIn.png" ), tr( "Zoom In" ), this );
mActionZoomIn->setShortcut( tr( "Ctrl++", "Zoom In" ) );
mActionZoomIn->setStatusTip( tr( "Zoom In" ) );
connect( mActionZoomIn, SIGNAL( triggered() ), this, SLOT( zoomIn() ) );
mActionZoomOut = new QAction( getThemeIcon( "mActionZoomOut.png" ), tr( "Zoom Out" ), this );
mActionZoomOut->setShortcut( tr( "Ctrl+-", "Zoom Out" ) );
mActionZoomOut->setStatusTip( tr( "Zoom Out" ) );
connect( mActionZoomOut, SIGNAL( triggered() ), this, SLOT( zoomOut() ) );
mActionSelect = new QAction( getThemeIcon( "mActionSelect.png" ), tr( "Select Features" ), this );
mActionSelect->setStatusTip( tr( "Select Features" ) );
connect( mActionSelect, SIGNAL( triggered() ), this, SLOT( select() ) );
mActionSelect->setEnabled( false );
mActionIdentify = new QAction( getThemeIcon( "mActionIdentify.png" ), tr( "Identify Features" ), this );
mActionIdentify->setShortcut( tr( "I", "Click on features to identify them" ) );
mActionIdentify->setStatusTip( tr( "Click on features to identify them" ) );
connect( mActionIdentify, SIGNAL( triggered() ), this, SLOT( identify() ) );
mActionIdentify->setEnabled( false );
mActionMeasure = new QAction( getThemeIcon( "mActionMeasure.png" ), tr( "Measure Line " ), this );
mActionMeasure->setShortcut( tr( "M", "Measure a Line" ) );
mActionMeasure->setStatusTip( tr( "Measure a Line" ) );
connect( mActionMeasure, SIGNAL( triggered() ), this, SLOT( measure() ) );
mActionMeasureArea = new QAction( getThemeIcon( "mActionMeasureArea.png" ), tr( "Measure Area" ), this );
mActionMeasureArea->setShortcut( tr( "J", "Measure an Area" ) );
mActionMeasureArea->setStatusTip( tr( "Measure an Area" ) );
connect( mActionMeasureArea, SIGNAL( triggered() ), this, SLOT( measureArea() ) );
mActionZoomFullExtent = new QAction( getThemeIcon( "mActionZoomFullExtent.png" ), tr( "Zoom Full" ), this );
mActionZoomFullExtent->setShortcut( tr( "F", "Zoom to Full Extents" ) );
mActionZoomFullExtent->setStatusTip( tr( "Zoom to Full Extents" ) );
connect( mActionZoomFullExtent, SIGNAL( triggered() ), this, SLOT( zoomFull() ) );
mActionZoomToLayer = new QAction( getThemeIcon( "mActionZoomToLayer.png" ), tr( "Zoom to Layer" ), this );
//mActionZoomToLayer->setShortcut(tr("Ctrl+O","Zoom to Layer"));
mActionZoomToLayer->setStatusTip( tr( "Zoom to Layer" ) );
connect( mActionZoomToLayer, SIGNAL( triggered() ), this, SLOT( zoomToLayerExtent() ) );
mActionZoomToSelected = new QAction( getThemeIcon( "mActionZoomToSelected.png" ), tr( "Zoom to Selection" ), this );
mActionZoomToSelected->setShortcut( tr( "Ctrl+J", "Zoom to Selection" ) );
mActionZoomToSelected->setStatusTip( tr( "Zoom to Selection" ) );
connect( mActionZoomToSelected, SIGNAL( triggered() ), this, SLOT( zoomToSelected() ) );
mActionZoomLast = new QAction( getThemeIcon( "mActionZoomLast.png" ), tr( "Zoom Last" ), this );
//mActionZoomLast->setShortcut(tr("Ctrl+O","Zoom to Last Extent"));
mActionZoomLast->setStatusTip( tr( "Zoom to Last Extent" ) );
connect( mActionZoomLast, SIGNAL( triggered() ), this, SLOT( zoomToPrevious() ) );
mActionZoomActualSize = new QAction( tr( "Zoom Actual Size" ), this );
mActionZoomActualSize->setStatusTip( tr( "Zoom to Actual Size" ) );
connect( mActionZoomActualSize, SIGNAL( triggered() ), this, SLOT( zoomActualSize() ) );
mActionZoomActualSize->setEnabled( false );
mActionMapTips = new QAction( getThemeIcon( "mActionMapTips.png" ), tr( "Map Tips" ), this );
mActionMapTips->setStatusTip( tr( "Show information about a feature when the mouse is hovered over it" ) );
connect( mActionMapTips, SIGNAL( triggered() ), this, SLOT( toggleMapTips() ) );
mActionMapTips->setCheckable( true );
mActionNewBookmark = new QAction( getThemeIcon( "mActionNewBookmark.png" ), tr( "New Bookmark..." ), this );
mActionNewBookmark->setShortcut( tr( "Ctrl+B", "New Bookmark" ) );
mActionNewBookmark->setStatusTip( tr( "New Bookmark" ) );
connect( mActionNewBookmark, SIGNAL( triggered() ), this, SLOT( newBookmark() ) );
mActionShowBookmarks = new QAction( getThemeIcon( "mActionShowBookmarks.png" ), tr( "Show Bookmarks" ), this );
mActionShowBookmarks->setShortcut( tr( "B", "Show Bookmarks" ) );
mActionShowBookmarks->setStatusTip( tr( "Show Bookmarks" ) );
connect( mActionShowBookmarks, SIGNAL( triggered() ), this, SLOT( showBookmarks() ) );
mActionDraw = new QAction( getThemeIcon( "mActionDraw.png" ), tr( "Refresh" ), this );
mActionDraw->setShortcut( tr( "Ctrl+R", "Refresh Map" ) );
mActionDraw->setStatusTip( tr( "Refresh Map" ) );
connect( mActionDraw, SIGNAL( triggered() ), this, SLOT( refreshMapCanvas() ) );
// Layer Menu Items
mActionNewVectorLayer = new QAction( getThemeIcon( "mActionNewVectorLayer.png" ), tr( "New Vector Layer..." ), this );
mActionNewVectorLayer->setShortcut( tr( "N", "Create a New Vector Layer" ) );
mActionNewVectorLayer->setStatusTip( tr( "Create a New Vector Layer" ) );
connect( mActionNewVectorLayer, SIGNAL( triggered() ), this, SLOT( newVectorLayer() ) );
mActionAddOgrLayer = new QAction( getThemeIcon( "mActionAddOgrLayer.png" ), tr( "Add Vector Layer..." ), this );
mActionAddOgrLayer->setShortcut( tr( "V", "Add a Vector Layer" ) );
mActionAddOgrLayer->setStatusTip( tr( "Add a Vector Layer" ) );
connect( mActionAddOgrLayer, SIGNAL( triggered() ), this, SLOT( addVectorLayer() ) );
mActionAddRasterLayer = new QAction( getThemeIcon( "mActionAddRasterLayer.png" ), tr( "Add Raster Layer..." ), this );
mActionAddRasterLayer->setShortcut( tr( "R", "Add a Raster Layer" ) );
mActionAddRasterLayer->setStatusTip( tr( "Add a Raster Layer" ) );
connect( mActionAddRasterLayer, SIGNAL( triggered() ), this, SLOT( addRasterLayer() ) );
mActionAddPgLayer = new QAction( getThemeIcon( "mActionAddLayer.png" ), tr( "Add PostGIS Layer..." ), this );
mActionAddPgLayer->setShortcut( tr( "D", "Add a PostGIS Layer" ) );
mActionAddPgLayer->setStatusTip( tr( "Add a PostGIS Layer" ) );
//#ifdef HAVE_POSTGRESQL
// QgsDebugMsg("HAVE_POSTGRESQL is defined");
// assert(0);
//#else
// QgsDebugMsg("HAVE_POSTGRESQL not defined");
// assert(0);
//#endif
connect( mActionAddPgLayer, SIGNAL( triggered() ), this, SLOT( addDatabaseLayer() ) );
mActionAddWmsLayer = new QAction( getThemeIcon( "mActionAddWmsLayer.png" ), tr( "Add WMS Layer..." ), this );
mActionAddWmsLayer->setShortcut( tr( "W", "Add a Web Mapping Server Layer" ) );
mActionAddWmsLayer->setStatusTip( tr( "Add a Web Mapping Server Layer" ) );
connect( mActionAddWmsLayer, SIGNAL( triggered() ), this, SLOT( addWmsLayer() ) );
mActionOpenTable = new QAction( getThemeIcon( "mActionOpenTable.png" ), tr( "Open Attribute Table" ), this );
//mActionOpenTable->setShortcut(tr("Ctrl+O","Open Table"));
mActionOpenTable->setStatusTip( tr( "Open Attribute Table" ) );
connect( mActionOpenTable, SIGNAL( triggered() ), this, SLOT( attributeTable() ) );
mActionOpenTable->setEnabled( false );
mActionToggleEditing = new QAction( getThemeIcon( "mActionToggleEditing.png" ), tr( "Toggle editing" ), this );
mActionToggleEditing->setStatusTip( tr( "Toggles the editing state of the current layer" ) );
mActionToggleEditing->setCheckable( true );
connect( mActionToggleEditing, SIGNAL( triggered() ), this, SLOT( toggleEditing() ) );
mActionToggleEditing->setEnabled( false );
mActionLayerSaveAs = new QAction( tr( "Save as Shapefile..." ), this );
mActionLayerSaveAs->setStatusTip( tr( "Save the current layer as a shapefile" ) );
connect( mActionLayerSaveAs, SIGNAL( triggered() ), this, SLOT( saveAsShapefile() ) );
mActionLayerSaveAs->setEnabled( false );
mActionLayerSelectionSaveAs = new QAction( tr( "Save Selection as Shapefile..." ), this );
mActionLayerSelectionSaveAs->setStatusTip( tr( "Save the selection as a shapefile" ) );
connect( mActionLayerSelectionSaveAs, SIGNAL( triggered() ), this, SLOT( saveSelectionAsShapefile() ) );
mActionLayerSelectionSaveAs->setEnabled( false );
mActionRemoveLayer = new QAction( getThemeIcon( "mActionRemoveLayer.png" ), tr( "Remove Layer" ), this );
mActionRemoveLayer->setShortcut( tr( "Ctrl+D", "Remove a Layer" ) );
mActionRemoveLayer->setStatusTip( tr( "Remove a Layer" ) );
connect( mActionRemoveLayer, SIGNAL( triggered() ), this, SLOT( removeLayer() ) );
mActionRemoveLayer->setEnabled( false );
mActionLayerProperties = new QAction( tr( "Properties..." ), this );
mActionLayerProperties->setStatusTip( tr( "Set properties of the current layer" ) );
connect( mActionLayerProperties, SIGNAL( triggered() ), this, SLOT( layerProperties() ) );
mActionLayerProperties->setEnabled( false );
mActionAddToOverview = new QAction( getThemeIcon( "mActionInOverview.png" ), tr( "Add to Overview" ), this );
mActionAddToOverview->setShortcut( tr( "O", "Add current layer to overview map" ) );
mActionAddToOverview->setStatusTip( tr( "Add current layer to overview map" ) );
connect( mActionAddToOverview, SIGNAL( triggered() ), this, SLOT( isInOverview() ) );
mActionAddToOverview->setEnabled( false );
mActionAddAllToOverview = new QAction( getThemeIcon( "mActionAddAllToOverview.png" ), tr( "Add All to Overview" ), this );
mActionAddAllToOverview->setShortcut( tr( "+", "Show all layers in the overview map" ) );
mActionAddAllToOverview->setStatusTip( tr( "Show all layers in the overview map" ) );
connect( mActionAddAllToOverview, SIGNAL( triggered() ), this, SLOT( addAllToOverview() ) );
mActionRemoveAllFromOverview = new QAction( getThemeIcon( "mActionRemoveAllFromOverview.png" ), tr( "Remove All From Overview" ), this );
mActionRemoveAllFromOverview->setShortcut( tr( "-", "Remove all layers from overview map" ) );
mActionRemoveAllFromOverview->setStatusTip( tr( "Remove all layers from overview map" ) );
connect( mActionRemoveAllFromOverview, SIGNAL( triggered() ), this, SLOT( removeAllFromOverview() ) );
mActionShowAllLayers = new QAction( getThemeIcon( "mActionShowAllLayers.png" ), tr( "Show All Layers" ), this );
mActionShowAllLayers->setShortcut( tr( "S", "Show all layers" ) );
mActionShowAllLayers->setStatusTip( tr( "Show all layers" ) );
connect( mActionShowAllLayers, SIGNAL( triggered() ), this, SLOT( showAllLayers() ) );
mActionHideAllLayers = new QAction( getThemeIcon( "mActionHideAllLayers.png" ), tr( "Hide All Layers" ), this );
mActionHideAllLayers->setShortcut( tr( "H", "Hide all layers" ) );
mActionHideAllLayers->setStatusTip( tr( "Hide all layers" ) );
connect( mActionHideAllLayers, SIGNAL( triggered() ), this, SLOT( hideAllLayers() ) );
// Plugin Menu Items
mActionManagePlugins = new QAction( getThemeIcon( "mActionShowPluginManager.png" ), tr( "Manage Plugins..." ), this );
// mActionManagePlugins->setShortcut(tr("Ctrl+P","Open the plugin manager"));
mActionManagePlugins->setStatusTip( tr( "Open the plugin manager" ) );
connect( mActionManagePlugins, SIGNAL( triggered() ), this, SLOT( showPluginManager() ) );
// Settings Menu Items
mActionToggleFullScreen = new QAction( getThemeIcon( "mActionToggleFullScreen.png" ), tr( "Toggle Full Screen Mode" ), this );
mActionToggleFullScreen->setShortcut( tr( "Ctrl-F", "Toggle fullscreen mode" ) );
mActionToggleFullScreen->setStatusTip( tr( "Toggle fullscreen mode" ) );
connect( mActionToggleFullScreen, SIGNAL( triggered() ), this, SLOT( toggleFullScreen() ) );
mActionProjectProperties = new QAction( getThemeIcon( "mActionProjectProperties.png" ), tr( "Project Properties..." ), this );
mActionProjectProperties->setShortcut( tr( "P", "Set project properties" ) );
mActionProjectProperties->setStatusTip( tr( "Set project properties" ) );
connect( mActionProjectProperties, SIGNAL( triggered() ), this, SLOT( projectProperties() ) );
mActionOptions = new QAction( getThemeIcon( "mActionOptions.png" ), tr( "Options..." ), this );
// mActionOptions->setShortcut(tr("Alt+O","Change various QGIS options"));
mActionOptions->setStatusTip( tr( "Change various QGIS options" ) );
mActionOptions->setMenuRole( QAction::PreferencesRole ); // put in application menu on Mac OS X
connect( mActionOptions, SIGNAL( triggered() ), this, SLOT( options() ) );
mActionCustomProjection = new QAction( getThemeIcon( "mActionCustomProjection.png" ), tr( "Custom CRS..." ), this );
// mActionCustomProjection->setShortcut(tr("Alt+I","Manage custom projections"));
mActionCustomProjection->setStatusTip( tr( "Manage custom coordinate reference systems" ) );
// mActionCustomProjection->setMenuRole( QAction::ApplicationSpecificRole ); // put in application menu on Mac OS X
connect( mActionCustomProjection, SIGNAL( triggered() ), this, SLOT( customProjection() ) );
#ifdef Q_WS_MAC
// Window Menu Items
mActionWindowMinimize = new QAction( tr( "Minimize" ), this );
mActionWindowMinimize->setShortcut( tr( "Ctrl+M", "Minimize Window" ) );
mActionWindowMinimize->setStatusTip( tr( "Minimizes the active window to the dock" ) );
connect( mActionWindowMinimize, SIGNAL( triggered() ), this, SLOT( showActiveWindowMinimized() ) );
mActionWindowZoom = new QAction( tr( "Zoom" ), this );
mActionWindowZoom->setStatusTip( tr( "Toggles between a predefined size and the window size set by the user" ) );
connect( mActionWindowZoom, SIGNAL( triggered() ), this, SLOT( toggleActiveWindowMaximized() ) );
mActionWindowAllToFront = new QAction( tr( "Bring All to Front" ), this );
mActionWindowAllToFront->setStatusTip( tr( "Bring forward all open windows" ) );
connect( mActionWindowAllToFront, SIGNAL( triggered() ), this, SLOT( bringAllToFront() ) );
// list of open windows
mWindowActions = new QActionGroup( this );
#endif
// Help Menu Items
mActionHelpContents = new QAction( getThemeIcon( "mActionHelpContents.png" ), tr( "Help Contents" ), this );
#ifdef Q_WS_MAC
mActionHelpContents->setShortcut( tr( "Ctrl+?", "Help Documentation (Mac)" ) );
#else
mActionHelpContents->setShortcut( tr( "F1", "Help Documentation" ) );
#endif
mActionHelpContents->setStatusTip( tr( "Help Documentation" ) );
connect( mActionHelpContents, SIGNAL( triggered() ), this, SLOT( helpContents() ) );
mActionQgisHomePage = new QAction( getThemeIcon( "mActionQgisHomePage.png" ), tr( "QGIS Home Page" ), this );
#ifndef Q_WS_MAC
mActionQgisHomePage->setShortcut( tr( "Ctrl+H", "QGIS Home Page" ) );
#endif
mActionQgisHomePage->setStatusTip( tr( "QGIS Home Page" ) );
connect( mActionQgisHomePage, SIGNAL( triggered() ), this, SLOT( helpQgisHomePage() ) );
mActionCheckQgisVersion = new QAction( getThemeIcon( "mActionCheckQgisVersion.png" ), tr( "Check Qgis Version" ), this );
mActionCheckQgisVersion->setStatusTip( tr( "Check if your QGIS version is up to date (requires internet access)" ) );
connect( mActionCheckQgisVersion, SIGNAL( triggered() ), this, SLOT( checkQgisVersion() ) );
mActionAbout = new QAction( getThemeIcon( "mActionHelpAbout.png" ), tr( "About" ), this );
mActionAbout->setStatusTip( tr( "About QGIS" ) );
mActionAbout->setMenuRole( QAction::AboutRole ); // put in application menu on Mac OS X
connect( mActionAbout, SIGNAL( triggered() ), this, SLOT( about() ) );
}
void QgisApp::showPythonDialog()
{
if ( !mPythonUtils || !mPythonUtils->isEnabled() )
return;
if ( mPythonConsole == NULL )
mPythonConsole = new QgsPythonDialog( mQgisInterface, mPythonUtils );
mPythonConsole->show();
mPythonConsole->raise();
mPythonConsole->setWindowState( mPythonConsole->windowState() & ~Qt::WindowMinimized );
mPythonConsole->activateWindow();
}
void QgisApp::createActionGroups()
{
//
// Map Tool Group
mMapToolGroup = new QActionGroup( this );
mActionPan->setCheckable( true );
mMapToolGroup->addAction( mActionPan );
mActionZoomIn->setCheckable( true );
mMapToolGroup->addAction( mActionZoomIn );
mActionZoomOut->setCheckable( true );
mMapToolGroup->addAction( mActionZoomOut );
mActionIdentify->setCheckable( true );
mMapToolGroup->addAction( mActionIdentify );
mActionSelect->setCheckable( true );
mMapToolGroup->addAction( mActionSelect );
mActionMeasure->setCheckable( true );
mMapToolGroup->addAction( mActionMeasure );
mActionMeasureArea->setCheckable( true );
mMapToolGroup->addAction( mActionMeasureArea );
mActionCaptureLine->setCheckable( true );
mMapToolGroup->addAction( mActionCaptureLine );
mActionCapturePoint->setCheckable( true );
mMapToolGroup->addAction( mActionCapturePoint );
mActionCapturePolygon->setCheckable( true );
mMapToolGroup->addAction( mActionCapturePolygon );
mActionMoveFeature->setCheckable( true );
mMapToolGroup->addAction( mActionMoveFeature );
mActionSplitFeatures->setCheckable( true );
mMapToolGroup->addAction( mActionSplitFeatures );
mMapToolGroup->addAction( mActionDeleteSelected );
mActionAddVertex->setCheckable( true );
mMapToolGroup->addAction( mActionAddVertex );
mActionDeleteVertex->setCheckable( true );
mMapToolGroup->addAction( mActionDeleteVertex );
mActionMoveVertex->setCheckable( true );
mMapToolGroup->addAction( mActionMoveVertex );
mActionAddRing->setCheckable( true );
mMapToolGroup->addAction( mActionAddRing );
mActionAddIsland->setCheckable( true );
mMapToolGroup->addAction( mActionAddIsland );
}
void QgisApp::createMenus()
{
/*
* The User Interface Guidelines for each platform specify different locations
* for the following items.
*
* Project Properties:
* Gnome, Mac - File menu above print commands
* Kde, Win - Settings menu (Win doesn't specify)
*
* Custom CRS, Options:
* Gnome - bottom of Edit menu
* Mac - Application menu (moved automatically by Qt)
* Kde, Win - Settings menu (Win should use Tools menu but we don't have one)
*
* Panel and Toolbar submenus, Toggle Full Screen:
* Gnome, Mac, Win - View menu
* Kde - Settings menu
*
* For Mac, About and Exit are also automatically moved by Qt to the Application menu.
*/
// Get platform for menu layout customization (Gnome, Kde, Mac, Win)
QDialogButtonBox::ButtonLayout layout =