Code

Added the ability to toggle a layer "solo". Fixes bug #171530.
[inkscape.git] / src / dialogs / layers-panel.cpp
index e89e5050d8bd0166a6f792edbd77d0d2fdb8de12..ebb6d989d2086a7bd86259f8356dad284ab15da9 100644 (file)
@@ -33,7 +33,6 @@
 #include "sp-item.h"
 #include "widgets/icon.h"
 #include <gtkmm/widget.h>
-#include <gtkmm/spinbutton.h>
 #include "prefs-utils.h"
 #include "xml/repr.h"
 #include "svg/css-ostringstream.h"
@@ -45,15 +44,10 @@ namespace Inkscape {
 namespace UI {
 namespace Dialogs {
 
-LayersPanel* LayersPanel::instance = 0;
-
-LayersPanel& LayersPanel::getInstance()
+LayersPanel&
+LayersPanel::getInstance()
 {
-    if ( !instance ) {
-        instance = new LayersPanel();
-    }
-
-    return *instance;
+    return *new LayersPanel();
 }
 
 enum {
@@ -69,7 +63,8 @@ enum {
     BUTTON_UP,
     BUTTON_DOWN,
 //    BUTTON_DUPLICATE,
-    BUTTON_DELETE
+    BUTTON_DELETE,
+    BUTTON_SOLO
 };
 
 class ImageToggler : public Gtk::CellRendererPixbuf {
@@ -155,11 +150,11 @@ protected:
     }
 
     virtual bool activate_vfunc(GdkEvent* event,
-                                Gtk::Widget& widget,
+                                Gtk::Widget& /*widget*/,
                                 const Glib::ustring& path,
-                                const Gdk::Rectangle& background_area,
-                                const Gdk::Rectangle& cell_area,
-                                Gtk::CellRendererState flags)
+                                const Gdk::Rectangle& /*background_area*/,
+                                const Gdk::Rectangle& /*cell_area*/,
+                                Gtk::CellRendererState /*flags*/)
     {
         _signal_pre_toggle.emit(event);
         _signal_toggled.emit(path);
@@ -188,12 +183,12 @@ public:
     SPObject* _target;
 };
 
-static gboolean layers_panel_activated( GtkObject *object, GdkEvent * /*event*/, gpointer data )
+static gboolean layers_panel_activated( GtkObject */*object*/, GdkEvent * /*event*/, gpointer data )
 {
     if ( data )
     {
         LayersPanel* panel = reinterpret_cast<LayersPanel*>(data);
-        panel->setDesktop( SP_ACTIVE_DESKTOP );
+        panel->setDesktop(panel->getDesktop());
     }
 
     return FALSE;
@@ -359,6 +354,10 @@ bool LayersPanel::_executeAction()
             {
                 _fireAction( SP_VERB_LAYER_DELETE );
             }
+            case BUTTON_SOLO:
+            {
+                _fireAction( SP_VERB_LAYER_SOLO );
+            }
             break;
         }
 
@@ -392,7 +391,7 @@ void LayersPanel::_updateLayer( SPObject *layer ) {
     _store->foreach( sigc::bind<SPObject*>(sigc::mem_fun(*this, &LayersPanel::_checkForUpdated), layer) );
 }
 
-bool LayersPanel::_checkForUpdated(const Gtk::TreePath &path, const Gtk::TreeIter& iter, SPObject* layer)
+bool LayersPanel::_checkForUpdated(const Gtk::TreePath &/*path*/, const Gtk::TreeIter& iter, SPObject* layer)
 {
     bool stopGoing = false;
     Gtk::TreeModel::Row row = *iter;
@@ -536,12 +535,6 @@ void LayersPanel::_checkTreeSelection()
             sensitiveNonTop = (Inkscape::next_layer(inTree->parent, inTree) != 0);
             sensitiveNonBottom = (Inkscape::previous_layer(inTree->parent, inTree) != 0);
 
-            if ( inTree->repr ) {
-                SPCSSAttr *css = sp_repr_css_attr(inTree->repr, "style");
-                if ( css ) {
-                    _opacity.set_value( sp_repr_css_double_property( css, "opacity", 1.0 ) );
-                }
-            }
         }
     }
 
@@ -587,7 +580,8 @@ void LayersPanel::_toggled( Glib::ustring const& str, int targetCol )
                 row[_model->_colVisible] = newValue;
                 item->setHidden( !newValue  );
                 item->updateRepr();
-                sp_document_done( _desktop->doc() );
+                sp_document_done( _desktop->doc() , SP_VERB_DIALOG_LAYERS,
+                                  newValue? _("Unhide layer") : _("Hide layer"));
             }
             break;
 
@@ -597,7 +591,8 @@ void LayersPanel::_toggled( Glib::ustring const& str, int targetCol )
                 row[_model->_colLocked] = newValue;
                 item->setLocked( newValue );
                 item->updateRepr();
-                sp_document_done( _desktop->doc() );
+                sp_document_done( _desktop->doc() , SP_VERB_DIALOG_LAYERS,
+                                  newValue? _("Lock layer") : _("Unlock layer"));
             }
             break;
         }
@@ -628,7 +623,7 @@ void LayersPanel::_handleButtonEvent(GdkEventButton* evt)
     }
 }
 
-void LayersPanel::_handleRowChange( Gtk::TreeModel::Path const& path, Gtk::TreeModel::iterator const& iter )
+void LayersPanel::_handleRowChange( Gtk::TreeModel::Path const& /*path*/, Gtk::TreeModel::iterator const& iter )
 {
     Gtk::TreeModel::Row row = *iter;
     if ( row ) {
@@ -644,7 +639,7 @@ void LayersPanel::_handleRowChange( Gtk::TreeModel::Path const& path, Gtk::TreeM
     }
 }
 
-bool LayersPanel::_rowSelectFunction( Glib::RefPtr<Gtk::TreeModel> const & model, Gtk::TreeModel::Path const & path, bool currentlySelected )
+bool LayersPanel::_rowSelectFunction( Glib::RefPtr<Gtk::TreeModel> const & /*model*/, Gtk::TreeModel::Path const & /*path*/, bool currentlySelected )
 {
     bool val = true;
     if ( !currentlySelected && _toggleEvent )
@@ -672,46 +667,18 @@ bool LayersPanel::_rowSelectFunction( Glib::RefPtr<Gtk::TreeModel> const & model
     return val;
 }
 
-
-void LayersPanel::_opacityChanged()
-{
-    SPObject* layer = _selectedLayer();
-
-    if ( _desktop && layer && !_opacityConnection.blocked() ) {
-        _opacityConnection.block();
-
-
-        Gtk::Adjustment* adj = _opacity.get_adjustment();
-        SPCSSAttr *css = sp_repr_css_attr_new();
-
-        Inkscape::CSSOStringStream os;
-        os << CLAMP( adj->get_value(), 0.0, 1.0 );
-        sp_repr_css_set_property( css, "opacity", os.str().c_str() );
-
-        sp_desktop_apply_css_recursive( layer, css, true );
-        layer->updateRepr();
-
-        sp_repr_css_attr_unref( css );
-
-        sp_document_maybe_done( _desktop->doc(), "layers:opacity" );
-
-        _opacityConnection.unblock();
-    }
-}
-
-
-
 /**
  * Constructor
  */
 LayersPanel::LayersPanel() :
-    Inkscape::UI::Widget::Panel( Glib::ustring(), "dialogs.layers" ),
+    UI::Widget::Panel("", "dialogs.layers", SP_VERB_DIALOG_LAYERS),
     _maxNestDepth(20),
     _mgr(0),
     _desktop(0),
     _model(0),
     _pending(0),
-    _toggleEvent(0)
+    _toggleEvent(0),
+    _compositeSettings(SP_VERB_DIALOG_LAYERS, "layers", UI::Widget::SimpleFilterModifier::BLEND)
 {
     _maxNestDepth = prefs_get_int_attribute_limited("dialogs.layers", "maxDepth", 20, 1, 1000);
 
@@ -747,6 +714,7 @@ LayersPanel::LayersPanel() :
 
     _tree.set_expander_column( *_tree.get_column(nameColNum) );
 
+    _compositeSettings.setSubject(&_subject);
 
     _selectedConnection = _tree.get_selection()->signal_changed().connect( sigc::mem_fun(*this, &LayersPanel::_pushTreeSelectionToCurrent) );
     _tree.get_selection()->set_select_function( sigc::mem_fun(*this, &LayersPanel::_rowSelectFunction) );
@@ -757,28 +725,14 @@ LayersPanel::LayersPanel() :
     _scroller.add( _tree );
     _scroller.set_policy( Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC );
 
-
-    _opacityBox.pack_start( *manage( new Gtk::Label(_("Opacity:"))), Gtk::PACK_SHRINK );
-
-    _opacity.set_draw_value(false);
-    _opacity.set_value(1.0);
-    _opacity.set_range(0.0, 1.0);
-    _opacity.set_increments(0.01, 0.1);
-    _opacityBox.pack_start( _opacity, Gtk::PACK_EXPAND_WIDGET );
-
-    Gtk::SpinButton* spinBtn = manage( new Gtk::SpinButton(*_opacity.get_adjustment(), 0.0, 3) );
-
-    _opacityBox.pack_end( *spinBtn, Gtk::PACK_SHRINK );
-    _watching.push_back( &_opacityBox );
+    _watching.push_back( &_compositeSettings );
 
     _getContents()->pack_start( _scroller, Gtk::PACK_EXPAND_WIDGET );
 
-    _getContents()->pack_end(_opacityBox, Gtk::PACK_SHRINK);
+    _getContents()->pack_end(_compositeSettings, Gtk::PACK_SHRINK);
     _getContents()->pack_end(_buttonsRow, Gtk::PACK_SHRINK);
 
-    _opacityConnection = _opacity.get_adjustment()->signal_value_changed().connect( sigc::mem_fun(*this, &LayersPanel::_opacityChanged) );
-
-    SPDesktop* targetDesktop = SP_ACTIVE_DESKTOP;
+    SPDesktop* targetDesktop = getDesktop();
 
     _buttonsRow.set_child_min_width( 16 );
 
@@ -828,6 +782,7 @@ LayersPanel::LayersPanel() :
     {
         _watching.push_back( &_addPopupItem( targetDesktop, SP_VERB_LAYER_RENAME, 0, "Rename", (int)BUTTON_RENAME ) );
         _watching.push_back( &_addPopupItem( targetDesktop, SP_VERB_LAYER_NEW, 0, "New", (int)BUTTON_NEW ) );
+        _watching.push_back( &_addPopupItem( targetDesktop, SP_VERB_LAYER_SOLO, 0, "Solo", (int)BUTTON_SOLO ) );
 
          _popupMenu.items().push_back( Gtk::Menu_Helpers::SeparatorElem() );
 
@@ -851,19 +806,17 @@ LayersPanel::LayersPanel() :
     }
 
     g_signal_connect( G_OBJECT(INKSCAPE), "activate_desktop", G_CALLBACK( layers_panel_activated ), this );
-
-
     setDesktop( targetDesktop );
 
-
-
     show_all_children();
 
-    restorePanelPrefs();
+    // restorePanelPrefs();
 }
 
 LayersPanel::~LayersPanel()
 {
+    _compositeSettings.setSubject(NULL);
+
     if ( _model )
     {
         delete _model;
@@ -879,6 +832,8 @@ LayersPanel::~LayersPanel()
 
 void LayersPanel::setDesktop( SPDesktop* desktop )
 {
+    Panel::setDesktop(desktop);
+
     if ( desktop != _desktop ) {
         _layerChangedConnection.disconnect();
         _layerUpdatedConnection.disconnect();
@@ -890,9 +845,9 @@ void LayersPanel::setDesktop( SPDesktop* desktop )
             _desktop = 0;
         }
 
-        _desktop = SP_ACTIVE_DESKTOP;
+        _desktop = getDesktop();
         if ( _desktop ) {
-            setLabel( _desktop->doc()->name );
+            //setLabel( _desktop->doc()->name );
 
             _mgr = _desktop->layer_manager;
             if ( _mgr ) {