PropertyEditor: improve editing experience

src/Gui/propertyeditor/PropertyEditor.cpp

@@ -53,6 +53,9 @@ PropertyEditor::PropertyEditor(QWidget *parent)
     QStyleOptionViewItem opt = viewOptions();
     this->background = opt.palette.dark();
     this->groupColor = opt.palette.color(QPalette::BrightText);
+
+    connect(this, SIGNAL(activated(const QModelIndex &)), this, SLOT(onItemActivated(const QModelIndex &)));
+    connect(this, SIGNAL(clicked(const QModelIndex &)), this, SLOT(onItemActivated(const QModelIndex &)));
 }
 
 PropertyEditor::~PropertyEditor()
@@ -127,8 +130,17 @@ void PropertyEditor::currentChanged ( const QModelIndex & current, const QModelI
     QTreeView::currentChanged(current, previous);
     if (previous.isValid())
         closePersistentEditor(model()->buddy(previous));
-    if (current.isValid())
-        openPersistentEditor(model()->buddy(current));
+
+    // DO NOT activate editor here, use onItemActivate() which response to
+    // signals of activated and clicked.
+    //
+    // if (current.isValid())
+    //     openPersistentEditor(model()->buddy(current));
+}
+
+void PropertyEditor::onItemActivated ( const QModelIndex & index )
+{
+    openPersistentEditor(model()->buddy(index));
 }
 
 void PropertyEditor::reset()

src/Gui/propertyeditor/PropertyEditor.h

@@ -81,6 +81,9 @@ public:
     QColor groupTextColor() const;
     void setGroupTextColor(const QColor& c);
 
+public Q_SLOTS:
+    void onItemActivated(const QModelIndex &index);
+
 protected:
     virtual void closeEditor (QWidget * editor, QAbstractItemDelegate::EndEditHint hint);
     virtual void commitData (QWidget * editor);

src/Gui/propertyeditor/PropertyItemDelegate.cpp

@@ -38,6 +38,8 @@ using namespace Gui::PropertyEditor;
 PropertyItemDelegate::PropertyItemDelegate(QObject* parent)
     : QItemDelegate(parent), pressed(false)
 {
+    connect(this, SIGNAL(closeEditor(QWidget*,QAbstractItemDelegate::EndEditHint)), 
+            this, SLOT(editorClosed(QWidget*)));
 }
 
 PropertyItemDelegate::~PropertyItemDelegate()
@@ -112,6 +114,10 @@ bool PropertyItemDelegate::editorEvent (QEvent * event, QAbstractItemModel* mode
     return QItemDelegate::editorEvent(event, model, option, index);
 }
 
+void PropertyItemDelegate::editorClosed(QWidget *editor) {
+    editor->close();
+}
+
 QWidget * PropertyItemDelegate::createEditor (QWidget * parent, const QStyleOptionViewItem & /*option*/, 
                                               const QModelIndex & index ) const
 {
@@ -126,8 +132,14 @@ QWidget * PropertyItemDelegate::createEditor (QWidget * parent, const QStyleOpti
         editor->setAutoFillBackground(true);
     if (editor && childItem->isReadOnly())
         editor->setDisabled(true);
-    else if (editor && this->pressed)
+    // else if (editor && this->pressed)
+    else if(editor) {
+        // We changed the way editor is activated in PropertyEditor (in response
+        // of signal activated and clicked), so now we should grab focus
+        // regardless of "preseed" or not (e.g. when activated by keyboard
+        // enter)
         editor->setFocus();
+    }
     this->pressed = false;
     return editor;
 }

src/Gui/propertyeditor/PropertyItemDelegate.h

@@ -47,6 +47,7 @@ public:
 
 public Q_SLOTS:
     void valueChanged();
+    void editorClosed(QWidget *);
 
 private:
     mutable bool pressed;