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[styledock] Add saving and loading default styles

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This commit is contained in:
Nathan 2016-06-03 21:00:09 +10:00
parent bded2b518c
commit 3d941e3ac9
2 changed files with 117 additions and 0 deletions
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115
src/gui/qgsmaplayerstylemanagerwidget.cpp
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@ -16,6 +16,7 @@
#include <QVBoxLayout>
#include <QToolBar>
#include <QInputDialog>
#include <QMessageBox>
#include "qgsmaplayerstylemanagerwidget.h"
#include "qgslogger.h"
@ -23,6 +24,10 @@
#include "qgsmapcanvas.h"
#include "qgsmapstylepanel.h"
#include "qgsmaplayerstylemanager.h"
#include "qgsvectordataprovider.h"
#include "qgsrasterdataprovider.h"
#include "qgsvectorlayer.h"
#include "qgsrasterlayer.h"
QgsMapLayerStyleManagerWidget::QgsMapLayerStyleManagerWidget( QgsMapLayer* layer, QgsMapCanvas *canvas, QWidget *parent )
@ -39,6 +44,10 @@ QgsMapLayerStyleManagerWidget::QgsMapLayerStyleManagerWidget( QgsMapLayer* layer
connect( addAction, SIGNAL( triggered() ), this, SLOT( addStyle() ) );
QAction* removeAction = toolbar->addAction( tr( "Remove Current" ) );
connect( removeAction, SIGNAL( triggered() ), this, SLOT( removeStyle() ) );
QAction* saveAsDefaultAction = toolbar->addAction( tr( "Save as default" ) );
connect( saveAsDefaultAction, SIGNAL( triggered() ), this, SLOT( saveAsDefault() ) );
QAction* loadDefaultAction = toolbar->addAction( tr( "Load default" ) );
connect( loadDefaultAction, SIGNAL( triggered() ), this, SLOT( loadDefault() ) );
connect( canvas, SIGNAL( mapCanvasRefreshed() ), this, SLOT( updateCurrent() ) );
@ -157,3 +166,109 @@ void QgsMapLayerStyleManagerWidget::removeStyle()
}
}
void QgsMapLayerStyleManagerWidget::saveAsDefault()
{
QString errorMsg;
if ( QgsVectorLayer* layer = qobject_cast<QgsVectorLayer*>( mLayer ) )
{
if ( layer->dataProvider()->isSaveAndLoadStyleToDBSupported() )
{
QMessageBox askToUser;
askToUser.setText( tr( "Save default style to: " ) );
askToUser.setIcon( QMessageBox::Question );
askToUser.addButton( tr( "Cancel" ), QMessageBox::RejectRole );
askToUser.addButton( tr( "Local database" ), QMessageBox::NoRole );
askToUser.addButton( tr( "Datasource database" ), QMessageBox::YesRole );
switch ( askToUser.exec() )
{
case 0:
return;
case 2:
layer->saveStyleToDatabase( "", "", true, "", errorMsg );
if ( errorMsg.isNull() )
{
return;
}
break;
default:
break;
}
}
}
bool defaultSavedFlag = false;
errorMsg = mLayer->saveDefaultStyle( defaultSavedFlag );
if ( !defaultSavedFlag )
{
QMessageBox::warning( this, tr( "Default Style" ), errorMsg );
}
}
void QgsMapLayerStyleManagerWidget::loadDefault()
{
QString msg;
bool defaultLoadedFlag = false;
if ( QgsVectorLayer* layer = qobject_cast<QgsVectorLayer*>( mLayer ) )
{
if ( layer->dataProvider()->isSaveAndLoadStyleToDBSupported() )
{
QMessageBox askToUser;
askToUser.setText( tr( "Load default style from: " ) );
askToUser.setIcon( QMessageBox::Question );
askToUser.addButton( tr( "Cancel" ), QMessageBox::RejectRole );
askToUser.addButton( tr( "Local database" ), QMessageBox::NoRole );
askToUser.addButton( tr( "Datasource database" ), QMessageBox::YesRole );
switch ( askToUser.exec() )
{
case 0:
return;
case 2:
msg = layer->loadNamedStyle( mLayer->styleURI(), defaultLoadedFlag );
if ( !defaultLoadedFlag )
{
//something went wrong - let them know why
QMessageBox::information( this, tr( "Default Style" ), msg );
}
if ( msg.compare( tr( "Loaded from Provider" ) ) )
{
QMessageBox::information( this, tr( "Default Style" ),
tr( "No default style was found for this layer" ) );
}
return;
default:
break;
}
}
}
QString myMessage;
if ( QgsVectorLayer* layer = qobject_cast<QgsVectorLayer*>( mLayer ) )
{
myMessage = layer->loadNamedStyle( mLayer->styleURI(), defaultLoadedFlag, true );
}
if ( QgsRasterLayer* layer = qobject_cast<QgsRasterLayer*>( mLayer ) )
{
myMessage = layer->loadNamedStyle( mLayer->styleURI(), defaultLoadedFlag );
}
// QString myMessage = layer->loadDefaultStyle( defaultLoadedFlag );
//reset if the default style was loaded ok only
if ( !defaultLoadedFlag )
{
//something went wrong - let them know why
QMessageBox::information( this, tr( "Default Style" ), myMessage );
}
else
{
emit widgetChanged();
}
}

2
src/gui/qgsmaplayerstylemanagerwidget.h
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@ -53,6 +53,8 @@ class GUI_EXPORT QgsMapLayerStyleManagerWidget : public QgsMapStylePanel
void styleRenamed( QString oldname, QString newname );
void addStyle();
void removeStyle();
void saveAsDefault();
void loadDefault();
private:
QStandardItemModel* mModel;