Add a locator filter for main window actions

Inspired by the ghost of processing's commander

src/app/locator/qgsinbuiltlocatorfilters.cpp

@@ -25,6 +25,7 @@
 #include "qgsmaplayermodel.h"
 #include "qgscomposition.h"
 #include "qgslayoutmanager.h"
+#include <QToolButton>
 
 QgsLayerTreeLocatorFilter::QgsLayerTreeLocatorFilter( QObject *parent )
   : QgsLocatorFilter( parent )
@@ -97,3 +98,65 @@ void QgsLayoutLocatorFilter::triggerResult( const QgsLocatorResult &result )
 
 
 
+
+QgsActionLocatorFilter::QgsActionLocatorFilter( const QList<QWidget *> &parentObjectsForActions, QObject *parent )
+  : QgsLocatorFilter( parent )
+  , mActionParents( parentObjectsForActions )
+{
+
+}
+
+void QgsActionLocatorFilter::fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback )
+{
+  QList<QAction *> found;
+
+  Q_FOREACH ( QWidget *object, mActionParents )
+  {
+    if ( feedback->isCanceled() )
+      return;
+
+    searchActions( string,  object, found );
+  }
+}
+
+void QgsActionLocatorFilter::triggerResult( const QgsLocatorResult &result )
+{
+  QAction *action = qobject_cast< QAction * >( qvariant_cast<QObject *>( result.userData ) );
+  if ( action )
+    action->trigger();
+}
+
+void QgsActionLocatorFilter::searchActions( const QString &string, QWidget *parent, QList<QAction *> &found )
+{
+  QList< QWidget *> children = parent->findChildren<QWidget *>();
+  Q_FOREACH ( QWidget *widget, children )
+  {
+    searchActions( string, widget, found );
+  }
+  Q_FOREACH ( QAction *action, parent->actions() )
+  {
+    if ( action->menu() )
+    {
+      searchActions( string, action->menu(), found );
+      continue;
+    }
+
+    if ( !action->isEnabled() || !action->isVisible() )
+      continue;
+    if ( found.contains( action ) )
+      continue;
+
+    QString searchText = action->text();
+    searchText.replace( '&', QString() );
+    if ( searchText.contains( string, Qt::CaseInsensitive ) )
+    {
+      QgsLocatorResult result;
+      result.filter = this;
+      result.displayString = searchText;
+      result.userData = QVariant::fromValue( action );
+      result.icon = action->icon();
+      emit resultFetched( result );
+      found << action;
+    }
+  }
+}

src/app/locator/qgsinbuiltlocatorfilters.h

@@ -19,6 +19,7 @@
 #define QGSINBUILTLOCATORFILTERS_H
 
 #include "qgslocatorfilter.h"
+class QAction;
 
 class QgsLayerTreeLocatorFilter : public QgsLocatorFilter
 {
@@ -44,6 +45,23 @@ class QgsLayoutLocatorFilter : public QgsLocatorFilter
 
 };
 
+class QgsActionLocatorFilter : public QgsLocatorFilter
+{
+    Q_OBJECT
+
+  public:
+
+    QgsActionLocatorFilter( const QList<QWidget *> &parentObjectsForActions, QObject *parent = nullptr );
+    void fetchResults( const QString &string, const QgsLocatorContext &context, QgsFeedback *feedback ) override;
+    void triggerResult( const QgsLocatorResult &result ) override;
+  private:
+
+    QList< QWidget * > mActionParents;
+
+    void searchActions( const QString &string, QWidget *parent, QList< QAction *> &found );
+
+};
+
 #endif // QGSINBUILTLOCATORFILTERS_H
 
 

src/app/qgisapp.cpp

@@ -2649,6 +2649,23 @@ void QgisApp::createStatusBar()
 
   mLocatorWidget->locator()->registerFilter( new QgsLayerTreeLocatorFilter() );
   mLocatorWidget->locator()->registerFilter( new QgsLayoutLocatorFilter() );
+  QList< QWidget *> actionObjects;
+  actionObjects << menuBar()
+                << mAdvancedDigitizeToolBar
+                << mFileToolBar
+                << mLayerToolBar
+                << mDigitizeToolBar
+                << mMapNavToolBar
+                << mAttributesToolBar
+                << mPluginToolBar
+                << mRasterToolBar
+                << mLabelToolBar
+                << mVectorToolBar
+                << mDatabaseToolBar
+                << mWebToolBar
+                << mSnappingToolBar;
+
+  mLocatorWidget->locator()->registerFilter( new QgsActionLocatorFilter( actionObjects ) );
 
 }