Filter effects dialog:

* feMergeNodes can be deleted by clicking the input without dragging.
* feMergeNodes can be added using a special empty input at the bottom of primitive.

(bzr r3335)

3 files changed, 16 insertions, 0 deletions

diff --git a/src/ui/widget/attr-widget.h b/src/ui/widget/attr-widget.h
index 73e96eaca..acf44b2d0 100644
--- a/src/ui/widget/attr-widget.h
+++ b/src/ui/widget/attr-widget.h
@@ -33,6 +33,15 @@ public:
     virtual Glib::ustring get_as_attribute() const = 0;
     virtual void set_from_attribute(SPObject*) = 0;
 
+    SPAttributeEnum get_attribute() const
+    {
+        return _attr;
+    }
+
+    sigc::signal<void>& signal_attr_changed()
+    {
+        return _signal;
+    }
 protected:
     const gchar* attribute_value(SPObject* o) const
     {
@@ -46,6 +55,7 @@ protected:
 
 private:
     const SPAttributeEnum _attr;
+    sigc::signal<void> _signal;
 };
 
 }
diff --git a/src/ui/widget/combo-enums.h b/src/ui/widget/combo-enums.h
index 75cdddf1b..b384ca474 100644
--- a/src/ui/widget/combo-enums.h
+++ b/src/ui/widget/combo-enums.h
@@ -28,6 +28,8 @@ public:
     ComboBoxEnum(const Util::EnumDataConverter<E>& c, const SPAttributeEnum a = SP_ATTR_INVALID)
         : AttrWidget(a), _converter(c)
     {
+        signal_changed().connect(signal_attr_changed().make_slot());
+
         _model = Gtk::ListStore::create(_columns);
         set_model(_model);
 
diff --git a/src/ui/widget/spin-slider.cpp b/src/ui/widget/spin-slider.cpp
index e777542e3..c0b597ed2 100644
--- a/src/ui/widget/spin-slider.cpp
+++ b/src/ui/widget/spin-slider.cpp
@@ -22,6 +22,8 @@ SpinSlider::SpinSlider(double value, double lower, double upper, double step_inc
     : AttrWidget(a), _adjustment(value, lower, upper, step_inc),
       _scale(_adjustment), _spin(_adjustment, climb_rate, digits)
 {
+    signal_value_changed().connect(signal_attr_changed().make_slot());
+
     pack_start(_scale);
     pack_start(_spin, false, false);
 
@@ -104,6 +106,8 @@ DualSpinSlider::DualSpinSlider(double value, double lower, double upper, double
     : AttrWidget(a), _s1(value, lower, upper, step_inc, climb_rate, digits),
       _s2(value, lower, upper, step_inc, climb_rate, digits)
 {
+    signal_value_changed().connect(signal_attr_changed().make_slot());
+
     _s1.get_adjustment().signal_value_changed().connect(_signal_value_changed.make_slot());
     _s2.get_adjustment().signal_value_changed().connect(_signal_value_changed.make_slot());
 }