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Rule-based renderer: polish rule refining

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This commit is contained in:
Martin Dobias 2012-01-25 12:46:59 +01:00
parent 8d59d04302
commit 785bc9ffaa
2 changed files with 19 additions and 5 deletions
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22
src/gui/symbology-ng/qgsrulebasedrendererv2widget.cpp
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@ -79,11 +79,15 @@ QgsRuleBasedRendererV2Widget::QgsRuleBasedRendererV2Widget( QgsVectorLayer* laye
// support for context menu (now handled generically)
connect( viewRules, SIGNAL( customContextMenuRequested( const QPoint& ) ), this, SLOT( contextMenuViewCategories( const QPoint& ) ) );
connect( viewRules->selectionModel(), SIGNAL( currentChanged( QModelIndex, QModelIndex ) ), this, SLOT( currentRuleChanged( QModelIndex, QModelIndex ) ) );
connect( btnAddRule, SIGNAL( clicked() ), this, SLOT( addRule() ) );
connect( btnEditRule, SIGNAL( clicked() ), this, SLOT( editRule() ) );
connect( btnRemoveRule, SIGNAL( clicked() ), this, SLOT( removeRule() ) );
connect( btnRenderingOrder, SIGNAL( clicked() ), this, SLOT( setRenderingOrder() ) );
currentRuleChanged();
}
QgsRuleBasedRendererV2Widget::~QgsRuleBasedRendererV2Widget()
@ -155,13 +159,21 @@ void QgsRuleBasedRendererV2Widget::editRule( const QModelIndex& index )
void QgsRuleBasedRendererV2Widget::removeRule()
{
QItemSelection sel = viewRules->selectionModel()->selection();
QgsDebugMsg( QString("REMOVE RULES!!! ranges: %1").arg( sel.count()) );
QgsDebugMsg( QString( "REMOVE RULES!!! ranges: %1" ).arg( sel.count() ) );
foreach( QItemSelectionRange range, sel )
{
QgsDebugMsg( QString( "RANGE: r %1 - %2").arg(range.top()).arg(range.bottom()) );
QgsDebugMsg( QString( "RANGE: r %1 - %2" ).arg( range.top() ).arg( range.bottom() ) );
if ( range.isValid() )
mModel->removeRows( range.top(), range.bottom() - range.top() + 1, range.parent() );
}
// make sure that the selection is gone
viewRules->selectionModel()->clear();
}
void QgsRuleBasedRendererV2Widget::currentRuleChanged( const QModelIndex& current, const QModelIndex& previous )
{
Q_UNUSED( previous );
btnRefineRule->setEnabled( current.isValid() );
}
@ -189,8 +201,8 @@ void QgsRuleBasedRendererV2Widget::refineRule( int type )
// TODO: set initial rule's symbol to NULL (?)
// update model
//mModel->updateRule( index.parent(), index.row() );
// show the newly added rules
viewRules->expand( index );
}
void QgsRuleBasedRendererV2Widget::refineRuleCategories()
@ -477,7 +489,7 @@ Qt::ItemFlags QgsRuleBasedRendererV2Model::flags( const QModelIndex &index ) con
return Qt::ItemIsDropEnabled;
// allow drop only at first column
Qt::ItemFlag drop = (index.column() == 0 ? Qt::ItemIsDropEnabled : Qt::NoItemFlags);
Qt::ItemFlag drop = ( index.column() == 0 ? Qt::ItemIsDropEnabled : Qt::NoItemFlags );
return Qt::ItemIsEnabled | Qt::ItemIsSelectable |
Qt::ItemIsEditable |

2
src/gui/symbology-ng/qgsrulebasedrendererv2widget.h
View File

@ -105,6 +105,8 @@ class GUI_EXPORT QgsRuleBasedRendererV2Widget : public QgsRendererV2Widget, priv
void setRenderingOrder();
void currentRuleChanged( const QModelIndex& current = QModelIndex(), const QModelIndex& previous = QModelIndex() );
protected:
void refineRule( int type );