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qgisapp.cpp
5565 lines (4715 loc) · 176 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>
#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 "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 "qgslayerprojectionselector.h"
#include "qgslegend.h"
#include "qgslegendlayerfile.h"
#include "qgslegendlayer.h"
#include "qgslogger.h"
#include "qgsmapcanvas.h"
#include "qgsmaplayer.h"
#include "qgsmaplayerinterface.h"
#include "qgsmaplayerregistry.h"
#include "qgsmapoverviewcanvas.h"
#include "qgsmaprender.h"
#include "qgsmaptip.h"
#include "qgsmessageviewer.h"
#include "qgsoptions.h"
#include "qgspastetransformations.h"
#include "qgspluginitem.h"
#include "qgspluginmanager.h"
#include "qgspluginregistry.h"
#include "qgspoint.h"
#include "qgsproject.h"
#include "qgsprojectproperties.h"
#include "qgsproviderregistry.h"
#include "qgsrasterlayer.h"
#include "qgsrasterlayerproperties.h"
#include "qgsrect.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
using namespace std;
class QTreeWidgetItem;
/* typedefs for plugins */
typedef QgsMapLayerInterface *create_it();
typedef QgisPlugin *create_ui(QgisInterface * qI);
typedef QString name_t();
typedef QString description_t();
typedef int type_t();
// 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::qgisVersion) + " ";
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 SRS used in QGIS.
* There are 3 options depending on the settings:
* - ask for SRS using projection selecter
* - use project's SRS
* - use predefined global SRS
*/
static void customSrsValidation_(QgsSpatialRefSys* srs)
{
QString proj4String;
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
QgsLayerProjectionSelector * mySelector = new QgsLayerProjectionSelector();
proj4String = QgsProject::instance()->readEntry("SpatialRefSys","//ProjectSRSProj4String",GEOPROJ4);
QgsSpatialRefSys defaultSRS;
if(defaultSRS.createFromProj4(proj4String))
{
mySelector->setSelectedSRSID(defaultSRS.srsid());
}
if(mySelector->exec())
{
QgsDebugMsg("Layer srs set from dialog: " + QString::number(mySelector->getCurrentSRSID()));
srs->createFromProj4(mySelector->getCurrentProj4String());
srs->debugPrint();
}
else
{
QApplication::restoreOverrideCursor();
}
delete mySelector;
}
else if (myDefaultProjectionOption=="useProject")
{
// XXX TODO: Change project to store selected CS as 'projectSRS' not 'selectedWKT'
proj4String = QgsProject::instance()->readEntry("SpatialRefSys","//ProjectSRSProj4String",GEOPROJ4);
QgsDebugMsg("Layer srs set from project: " + proj4String);
srs->createFromProj4(proj4String);
srs->debugPrint();
}
else ///Projections/defaultBehaviour==useGlobal
{
srs->createFromProj4(mySettings.value("/Projections/defaultProjectionString",GEOPROJ4).toString());
srs->debugPrint();
}
}
// constructor starts here
QgisApp::QgisApp(QSplashScreen *splash, QWidget * parent, Qt::WFlags fl)
: QMainWindow(parent,fl),
mSplash(splash),
mPythonUtils(NULL), mPythonConsole(NULL)
{
// 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();
readSettings();
mSplash->showMessage(tr("Setting up the GUI"), Qt::AlignHCenter | Qt::AlignBottom);
qApp->processEvents();
createActions();
createActionGroups();
createMenus();
createToolBars();
createStatusBar();
setTheme(mThemeName);
updateRecentProjectPaths();
createCanvas();
createLegend();
createOverview();
createMapTips();
setupProxy();
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));
// set application's caption
QString caption = tr("Quantum GIS - ");
caption += QString("%1 ('%2')").arg(QGis::qgisVersion).arg(QGis::qgisReleaseName);
setWindowTitle(caption);
// set QGIS specific srs validation
QgsSpatialRefSys::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();
// try to load python support
QString pythonlibName("qgispython");
#ifdef Q_WS_MAC
pythonlibName.prepend(QgsApplication::prefixPath() + "/lib/");
#endif
QLibrary pythonlib(pythonlibName);
// It's necessary to set these two load hints, otherwise Python library won't work correctly
// see http://lists.kde.org/?l=pykde&m=117190116820758&w=2
pythonlib.setLoadHints(QLibrary::ResolveAllSymbolsHint | QLibrary::ExportExternalSymbolsHint);
if (pythonlib.load())
{
QgsDebugMsg("Python support library loaded successfully.");
typedef QgsPythonUtils* (*inst)();
inst pythonlib_inst = (inst) pythonlib.resolve("instance");
if (pythonlib_inst)
{
QgsDebugMsg("Python support library's instance() symbol resolved.");
mPythonUtils = pythonlib_inst();
mPythonUtils->initPython(mQgisInterface);
}
else
{
QgsDebugMsg("Couldn't resolve python support library's instance() symbol.");
}
}
else
{
QgsDebugMsg("Couldn't load Python support library.");
}
if (mPythonUtils && mPythonUtils->isEnabled())
{
mActionShowPythonDialog = new QAction(tr("Python console"), this);
connect(mActionShowPythonDialog, SIGNAL(triggered()), this, SLOT(showPythonDialog()));
mPluginMenu->addAction(mActionShowPythonDialog);
QgsDebugMsg("Python support ENABLED :-)");
}
// 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();
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 );
/*
// 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
*/
// 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 teh
// 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;
show();
qApp->processEvents();
} // 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
mThemeName = settings.value("/Themes","default").toString();
// Add the recently accessed project file paths to the File menu
mRecentProjectPaths = settings.value("/UI/recentProjectsList").toStringList();
/*
// Set the behaviour when the map splitters are resized
bool splitterRedraw = settings.value("/qgis/splitterRedraw", true).toBool();
canvasLegendSplit->setOpaqueResize(splitterRedraw);
legendOverviewSplit->setOpaqueResize(splitterRedraw);
*/}
//////////////////////////////////////////////////////////////////////
// Set Up the gui toolbars, menus, statusbar etc
//////////////////////////////////////////////////////////////////////
void QgisApp::createActions()
{
QString myIconPath = QgsApplication::themePath();
//
// File Menu Related Items
//
mActionFileNew= new QAction(QIcon(myIconPath+"/mActionFileNew.png"), tr("&New Project"), this);
mActionFileNew->setShortcut(tr("Ctrl+N","New Project"));
mActionFileNew->setStatusTip(tr("New Project"));
connect(mActionFileNew, SIGNAL(triggered()), this, SLOT(fileNew()));
//
mActionFileOpen= new QAction(QIcon(myIconPath+"/mActionFileOpen.png"), tr("&Open Project..."), this);
mActionFileOpen->setShortcut(tr("Ctrl+O","Open a Project"));
mActionFileOpen->setStatusTip(tr("Open a Project"));
connect(mActionFileOpen, SIGNAL(triggered()), this, SLOT(fileOpen()));
//
mActionFileSave= new QAction(QIcon(myIconPath+"/mActionFileSave.png"), tr("&Save Project"), this);
mActionFileSave->setShortcut(tr("Ctrl+S","Save Project"));
mActionFileSave->setStatusTip(tr("Save Project"));
connect(mActionFileSave, SIGNAL(triggered()), this, SLOT(fileSave()));
//
mActionFileSaveAs= new QAction(QIcon(myIconPath+"/mActionFileSaveAs.png"), tr("Save Project &As..."), this);
mActionFileSaveAs->setShortcut(tr("Ctrl+A","Save Project under a new name"));
mActionFileSaveAs->setStatusTip(tr("Save Project under a new name"));
connect(mActionFileSaveAs, SIGNAL(triggered()), this, SLOT(fileSaveAs()));
//
mActionFilePrint= new QAction(QIcon(myIconPath+"/mActionFilePrint.png"), tr("&Print..."), this);
mActionFilePrint->setShortcut(tr("Ctrl+P","Print"));
mActionFilePrint->setStatusTip(tr("Print"));
connect(mActionFilePrint, SIGNAL(triggered()), this, SLOT(filePrint()));
//
mActionSaveMapAsImage= new QAction(QIcon(myIconPath+"/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()));
//
// TODO: Remove the mActionExportMapServer related code once the mapserver export plugin
// is complete and tested.
/* mActionExportMapServer= new QAction(QIcon(myIconPath+"/mActionExportMapServer.png"), tr("Export to MapServer Map..."), this);
mActionExportMapServer->setShortcut(tr("M","Export as MapServer .map file"));
mActionExportMapServer->setStatusTip(tr("Export as MapServer .map file"));
connect(mActionExportMapServer, SIGNAL(triggered()), this, SLOT(exportMapServer()));
*/
//
mActionFileExit= new QAction(QIcon(myIconPath+"/mActionFileExit.png"), tr("Exit"), this);
mActionFileExit->setShortcut(tr("Ctrl+Q","Exit QGIS"));
mActionFileExit->setStatusTip(tr("Exit QGIS"));
connect(mActionFileExit, SIGNAL(triggered()), this, SLOT(fileExit()));
//
// Layer Menu Related Items
//
mActionAddOgrLayer= new QAction(QIcon(myIconPath+"/mActionAddOgrLayer.png"), tr("Add a 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(QIcon(myIconPath+"/mActionAddRasterLayer.png"), tr("Add a 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()));
//
mActionAddLayer= new QAction(QIcon(myIconPath+"/mActionAddLayer.png"), tr("Add a PostGIS Layer..."), this);
mActionAddLayer->setShortcut(tr("D","Add a PostGIS Layer"));
mActionAddLayer->setStatusTip(tr("Add a PostGIS Layer"));
//#ifdef HAVE_POSTGRESQL
// std::cout << "HAVE_POSTGRESQL is defined" << std::endl;
// assert(0);
//#else
// std::cout << "HAVE_POSTGRESQL not defined" << std::endl;
// assert(0);
//#endif
connect(mActionAddLayer, SIGNAL(triggered()), this, SLOT(addDatabaseLayer()));
//
mActionNewVectorLayer= new QAction(QIcon(myIconPath+"/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()));
//
mActionRemoveLayer= new QAction(QIcon(myIconPath+"/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);
//
mActionAddAllToOverview= new QAction(QIcon(myIconPath+"/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(QIcon(myIconPath+"/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()));
//
mActionToggleFullScreen = new QAction(QIcon(myIconPath+"/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()));
//
mActionShowAllLayers= new QAction(QIcon(myIconPath+"/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(QIcon(myIconPath+"/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()));
//
// Settings Menu Related Items
//
mActionProjectProperties= new QAction(QIcon(myIconPath+"/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(QIcon(myIconPath+"/mActionOptions.png"), tr("Options..."), this);
// mActionOptions->setShortcut(tr("Alt+O","Change various QGIS options"));
mActionOptions->setStatusTip(tr("Change various QGIS options"));
connect(mActionOptions, SIGNAL(triggered()), this, SLOT(options()));
//
mActionCustomProjection= new QAction(QIcon(myIconPath+"/mActionCustomProjection.png"), tr("Custom Projection..."), this);
// mActionCustomProjection->setShortcut(tr("Alt+I","Manage custom projections"));
mActionCustomProjection->setStatusTip(tr("Manage custom projections"));
connect(mActionCustomProjection, SIGNAL(triggered()), this, SLOT(customProjection()));
//
// Help Menu Related items
//
mActionHelpContents= new QAction(QIcon(myIconPath+"/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(QIcon(myIconPath+"/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()));
//
mActionHelpAbout= new QAction(QIcon(myIconPath+"/mActionHelpAbout.png"), tr("About"), this);
mActionHelpAbout->setStatusTip(tr("About QGIS"));
connect(mActionHelpAbout, SIGNAL(triggered()), this, SLOT(about()));
//
mActionCheckQgisVersion= new QAction(QIcon(myIconPath+"/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()));
//
// View Menu Items
//
mActionDraw= new QAction(QIcon(myIconPath+"/mActionDraw.png"), tr("Refresh"), this);
mActionDraw->setShortcut(tr("Ctrl+R","Refresh Map"));
mActionDraw->setStatusTip(tr("Refresh Map"));
connect(mActionDraw, SIGNAL(triggered()), this, SLOT(refreshMapCanvas()));
//
mActionZoomIn= new QAction(QIcon(myIconPath+"/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(QIcon(myIconPath+"/mActionZoomOut.png"), tr("Zoom Out"), this);
mActionZoomOut->setShortcut(tr("Ctrl+-","Zoom Out"));
mActionZoomOut->setStatusTip(tr("Zoom Out"));
connect(mActionZoomOut, SIGNAL(triggered()), this, SLOT(zoomOut()));
//
mActionZoomFullExtent= new QAction(QIcon(myIconPath+"/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()));
//
mActionZoomToSelected= new QAction(QIcon(myIconPath+"/mActionZoomToSelected.png"), tr("Zoom To Selection"), this);
mActionZoomToSelected->setShortcut(tr("Ctrl+F","Zoom to selection"));
mActionZoomToSelected->setStatusTip(tr("Zoom to selection"));
connect(mActionZoomToSelected, SIGNAL(triggered()), this, SLOT(zoomToSelected()));
//
mActionPan= new QAction(QIcon(myIconPath+"/mActionPan.png"), tr("Pan Map"), this);
mActionPan->setStatusTip(tr("Pan the map"));
connect(mActionPan, SIGNAL(triggered()), this, SLOT(pan()));
//
mActionZoomLast= new QAction(QIcon(myIconPath+"/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(zoomPrevious()));
//
mActionZoomToLayer= new QAction(QIcon(myIconPath+"/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()));
//
mActionIdentify= new QAction(QIcon(myIconPath+"/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()));
//
mActionSelect= new QAction(QIcon(myIconPath+"/mActionSelect.png"), tr("Select Features"), this);
mActionSelect->setStatusTip(tr("Select Features"));
connect(mActionSelect, SIGNAL(triggered()), this, SLOT(select()));
mActionSelect->setEnabled(false);
//
mActionOpenTable= new QAction(QIcon(myIconPath+"/mActionOpenTable.png"), tr("Open Table"), this);
//mActionOpenTable->setShortcut(tr("Ctrl+O","Open Table"));
mActionOpenTable->setStatusTip(tr("Open Table"));
connect(mActionOpenTable, SIGNAL(triggered()), this, SLOT(attributeTable()));
mActionOpenTable->setEnabled(false);
//
mActionMeasure= new QAction(QIcon(myIconPath+"/mActionMeasure.png"), tr("Measure Line "), this);
mActionMeasure->setShortcut(tr("Ctrl+M","Measure a Line"));
mActionMeasure->setStatusTip(tr("Measure a Line"));
connect(mActionMeasure, SIGNAL(triggered()), this, SLOT(measure()));
//
mActionMeasureArea= new QAction(QIcon(myIconPath+"/mActionMeasureArea.png"), tr("Measure Area"), this);
mActionMeasureArea->setShortcut(tr("Ctrl+J","Measure an Area"));
mActionMeasureArea->setStatusTip(tr("Measure an Area"));
connect(mActionMeasureArea, SIGNAL(triggered()), this, SLOT(measureArea()));
//
mActionShowBookmarks= new QAction(QIcon(myIconPath+"/mActionShowBookmarks.png"), tr("Show Bookmarks"), this);
mActionShowBookmarks->setShortcut(tr("B","Show Bookmarks"));
mActionShowBookmarks->setStatusTip(tr("Show Bookmarks"));
connect(mActionShowBookmarks, SIGNAL(triggered()), this, SLOT(showBookmarks()));
//
mActionShowAllToolbars = new QAction(tr("Show most toolbars"), this);
mActionShowAllToolbars->setShortcut(tr("T", "Show most toolbars"));
mActionShowAllToolbars->setStatusTip(tr("Show most toolbars"));
connect(mActionShowAllToolbars, SIGNAL(triggered()), this,
SLOT(showAllToolbars()));
//
mActionHideAllToolbars = new QAction(tr("Hide most toolbars"), this);
mActionHideAllToolbars->setShortcut(tr("Ctrl+T", "Hide most toolbars"));
mActionHideAllToolbars->setStatusTip(tr("Hide most toolbars"));
connect(mActionHideAllToolbars, SIGNAL(triggered()), this,
SLOT(hideAllToolbars()));
//
mActionNewBookmark= new QAction(QIcon(myIconPath+"/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()));
//
mActionAddWmsLayer= new QAction(QIcon(myIconPath+"/mActionAddWmsLayer.png"), tr("Add WMS Layer..."), this);
mActionAddWmsLayer->setShortcut(tr("W","Add Web Mapping Server Layer"));
mActionAddWmsLayer->setStatusTip(tr("Add Web Mapping Server Layer"));
connect(mActionAddWmsLayer, SIGNAL(triggered()), this, SLOT(addWmsLayer()));
//
mActionInOverview= new QAction(QIcon(myIconPath+"/mActionInOverview.png"), tr("In Overview"), this);
mActionInOverview->setShortcut(tr("O","Add current layer to overview map"));
mActionInOverview->setStatusTip(tr("Add current layer to overview map"));
connect(mActionInOverview, SIGNAL(triggered()), this, SLOT(inOverview()));
mActionInOverview->setEnabled(false);
//
// Plugin Menu Related Items
//
mActionShowPluginManager= new QAction(QIcon(myIconPath+"/mActionShowPluginManager.png"), tr("Plugin Manager..."), this);
// mActionShowPluginManager->setShortcut(tr("Ctrl+P","Open the plugin manager"));
mActionShowPluginManager->setStatusTip(tr("Open the plugin manager"));
connect(mActionShowPluginManager, SIGNAL(triggered()), this, SLOT(showPluginManager()));
//
// Add the whats this toolbar button
// QWhatsThis::whatsThisButton(mHelpToolBar);
//
//
// Digitising Toolbar Items
//
mActionToggleEditing = new QAction(QIcon(myIconPath+"/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);
//
mActionCapturePoint= new QAction(QIcon(myIconPath+"/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(QIcon(myIconPath+"/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(QIcon(myIconPath+"/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);
//
mActionDeleteSelected = new QAction(QIcon(myIconPath+"/mActionDeleteSelected.png"), tr("Delete Selected"), this);
mActionDeleteSelected->setStatusTip(tr("Delete Selected"));
connect(mActionDeleteSelected, SIGNAL(triggered()), this, SLOT(deleteSelected()));
mActionDeleteSelected->setEnabled(false);
//
mActionMoveFeature = new QAction(QIcon(myIconPath+"/mActionMoveFeature.png"), tr("Move Feature"), this);
mActionMoveFeature->setStatusTip(tr("Move Feature"));
connect(mActionMoveFeature, SIGNAL(triggered()), this, SLOT(moveFeature()));
mActionMoveFeature->setEnabled(false);
//
mActionSplitFeatures = new QAction(QIcon(myIconPath+"/mActionSplitFeatures.png"), tr("Split Features"), this);
mActionSplitFeatures->setStatusTip(tr("Split Features"));
connect(mActionSplitFeatures, SIGNAL(triggered()), this, SLOT(splitFeatures()));
mActionSplitFeatures->setEnabled(false);
//
mActionAddVertex = new QAction(QIcon(myIconPath+"/mActionAddVertex.png"), tr("Add Vertex"), this);
mActionAddVertex->setStatusTip(tr("Add Vertex"));
connect(mActionAddVertex, SIGNAL(triggered()), this, SLOT(addVertex()));
mActionAddVertex->setEnabled(false);
//
mActionDeleteVertex = new QAction(QIcon(myIconPath+"/mActionDeleteVertex.png"), tr("Delete Vertex"), this);
mActionDeleteVertex->setStatusTip(tr("Delete Vertex"));
connect(mActionDeleteVertex, SIGNAL(triggered()), this, SLOT(deleteVertex()));
mActionDeleteVertex->setEnabled(false);
//
mActionMoveVertex = new QAction(QIcon(myIconPath+"/mActionMoveVertex.png"), tr("Move Vertex"), this);
mActionMoveVertex->setStatusTip(tr("Move Vertex"));
connect(mActionMoveVertex, SIGNAL(triggered()), this, SLOT(moveVertex()));
mActionMoveVertex->setEnabled(false);
mActionAddRing = new QAction(QIcon(myIconPath+"/mActionAddRing.png"), tr("Add Ring"), this);
mActionAddRing->setStatusTip(tr("Add Ring"));
connect(mActionAddRing, SIGNAL(triggered()), this, SLOT(addRing()));
mActionAddRing->setEnabled(false);
mActionAddIsland = new QAction(QIcon(myIconPath+"/mActionAddIsland.png"), tr("Add Island"), this);
mActionAddIsland->setStatusTip(tr("Add Island to multipolygon"));
connect(mActionAddIsland, SIGNAL(triggered()), this, SLOT(addIsland()));
mActionAddIsland->setEnabled(false);
mActionEditCut = new QAction(QIcon(myIconPath+"/mActionEditCut.png"), tr("Cut Features"), this);
mActionEditCut->setStatusTip(tr("Cut selected features"));
connect(mActionEditCut, SIGNAL(triggered()), this, SLOT(editCut()));
mActionEditCut->setEnabled(false);
mActionEditCopy = new QAction(QIcon(myIconPath+"/mActionEditCopy.png"), tr("Copy Features"), this);
mActionEditCopy->setStatusTip(tr("Copy selected features"));
connect(mActionEditCopy, SIGNAL(triggered()), this, SLOT(editCopy()));
mActionEditCopy->setEnabled(false);
mActionEditPaste = new QAction(QIcon(myIconPath+"/mActionEditPaste.png"), tr("Paste Features"), this);
mActionEditPaste->setStatusTip(tr("Paste selected features"));
connect(mActionEditPaste, SIGNAL(triggered()), this, SLOT(editPaste()));
mActionEditPaste->setEnabled(false);
// maptips
mActionMapTips = new QAction(QIcon(myIconPath+"/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);
}
void QgisApp::showPythonDialog()
{
if (!mPythonUtils || !mPythonUtils->isEnabled())
return;
if (mPythonConsole == NULL)
mPythonConsole = new QgsPythonDialog(mQgisInterface, mPythonUtils);
mPythonConsole->show();
}
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()
{
QString myIconPath = QgsApplication::themePath();
//
// File Menu
mFileMenu = menuBar()->addMenu(tr("&File"));
mFileMenu->addAction(mActionFileNew);
mFileMenu->addAction(mActionFileOpen);
mRecentProjectsMenu = mFileMenu->addMenu(tr("&Open Recent Projects"));
// Connect once for the entire submenu.
connect(mRecentProjectsMenu, SIGNAL(triggered(QAction *)),
this, SLOT(openProject(QAction *)));
mFileMenu->addSeparator();
mFileMenu->addAction(mActionFileSave);
mFileMenu->addAction(mActionFileSaveAs);
mFileMenu->addAction(mActionSaveMapAsImage);
mFileMenu->addSeparator();
// TODO: remove the addAction once the mapserver export plugin is complete and tested
/*
mFileMenu->addAction(mActionExportMapServer);
*/
mFileMenu->addAction(mActionFilePrint);
mFileMenu->addSeparator();
mFileMenu->addAction(mActionFileExit);
//
// View Menu
mViewMenu = menuBar()->addMenu(tr("&View"));
mViewMenu->addAction(mActionZoomFullExtent);
mViewMenu->addAction(mActionZoomToSelected);
mViewMenu->addAction(mActionZoomToLayer);
mViewMenu->addAction(mActionZoomLast);
mViewMenu->addAction(mActionDraw);
mViewMenu->addAction(mActionToggleFullScreen);
mViewMenu->addSeparator();
mViewMenu->addAction(mActionShowBookmarks);
mViewMenu->addAction(mActionNewBookmark);
mViewMenu->addSeparator();
//
// View:toolbars menu
mViewMenu->addAction(mActionShowAllToolbars);
mViewMenu->addAction(mActionHideAllToolbars);
//
// Layers Menu
mLayerMenu = menuBar()->addMenu(tr("&Layer"));
mLayerMenu->addAction(mActionAddOgrLayer);
mLayerMenu->addAction(mActionAddRasterLayer);
#ifdef HAVE_POSTGRESQL