prepare PathParam for linking to other object

[inkscape.git] / src / live_effects / parameter / enum.h

diff --git a/src/live_effects/parameter/enum.h b/src/live_effects/parameter/enum.h
index bfc9fd35206fbac4b5bed31d2ed56390a5336707..daba43784401d85e36cd0dc59feb57156a22b842 100644 (file)
--- a/src/live_effects/parameter/enum.h
+++ b/src/live_effects/parameter/enum.h
@@ -1,89 +1,96 @@
-#ifndef INKSCAPE_LIVEPATHEFFECT_PARAMETER_ENUM_H\r
-#define INKSCAPE_LIVEPATHEFFECT_PARAMETER_ENUM_H\r
-\r
-/*\r
- * Inkscape::LivePathEffectParameters\r
- *\r
-* Copyright (C) Johan Engelen 2007 <j.b.c.engelen@utwente.nl>\r
- *\r
- * Released under GNU GPL, read the file 'COPYING' for more information\r
- */\r
-\r
-#include <glib/gtypes.h>\r
-\r
-#include "ui/widget/registry.h"\r
-#include "ui/widget/registered-enums.h"\r
-#include <gtkmm/tooltips.h>\r
-\r
-#include "live_effects/parameter/parameter.h"\r
-#include "verbs.h"\r
-\r
-namespace Inkscape {\r
-\r
-namespace LivePathEffect {\r
-\r
-template<typename E> class EnumParam : public Parameter {\r
-public:\r
-    EnumParam(  const Glib::ustring& label,\r
-                const Glib::ustring& tip,\r
-                const Glib::ustring& key,\r
-                const Util::EnumDataConverter<E>& c,\r
-                Inkscape::UI::Widget::Registry* wr,\r
-                Effect* effect,\r
-                E defvalue)\r
-        : Parameter(label, tip, key, wr, effect)\r
-    {\r
-        regenum = NULL;\r
-        enumdataconv = &c;\r
-        value = defvalue;\r
-    };\r
-    ~EnumParam() {\r
-        if (regenum)\r
-            delete regenum;\r
-    };\r
-\r
-    Gtk::Widget * param_getWidget() {\r
-        if (!regenum) {\r
-            regenum = new Inkscape::UI::Widget::RegisteredEnum<E>();\r
-            regenum->init(param_label, param_tooltip, param_key, *enumdataconv, *param_wr, param_effect->getRepr(), param_effect->getSPDoc());\r
-            regenum->set_undo_parameters(SP_VERB_DIALOG_LIVE_PATH_EFFECT, _("Change enum parameter"));\r
-            regenum->combobox()->set_active_by_id(value);\r
-        }\r
-        return dynamic_cast<Gtk::Widget *> (regenum->labelled);\r
-    };\r
-\r
-    bool param_readSVGValue(const gchar * strvalue) {\r
-        if (!strvalue) return false;\r
-\r
-        value = enumdataconv->get_id_from_key(Glib::ustring(strvalue));\r
-\r
-        if (regenum)\r
-            regenum->combobox()->set_active_by_id(value);\r
-\r
-        return true;\r
-    };\r
-    gchar * param_writeSVGValue() const {\r
-        gchar * str = g_strdup( enumdataconv->get_key(value).c_str() );\r
-        return str;\r
-    };\r
-\r
-    E get_value() const {\r
-        return value;\r
-    }\r
-\r
-private:\r
-    EnumParam(const EnumParam&);\r
-    EnumParam& operator=(const EnumParam&);\r
-\r
-    UI::Widget::RegisteredEnum<E> * regenum;\r
-    E value;\r
-\r
-    const Util::EnumDataConverter<E> * enumdataconv;\r
-};\r
-\r
-\r
-}; //namespace LivePathEffect\r
-\r
-}; //namespace Inkscape\r
-\r
-#endif\r
+#ifndef INKSCAPE_LIVEPATHEFFECT_PARAMETER_ENUM_H
+#define INKSCAPE_LIVEPATHEFFECT_PARAMETER_ENUM_H
+
+/*
+ * Inkscape::LivePathEffectParameters
+ *
+* Copyright (C) Johan Engelen 2007 <j.b.c.engelen@utwente.nl>
+ *
+ * Released under GNU GPL, read the file 'COPYING' for more information
+ */
+
+#include <glib/gtypes.h>
+
+#include "ui/widget/registered-enums.h"
+#include <gtkmm/tooltips.h>
+
+#include "live_effects/parameter/parameter.h"
+#include "verbs.h"
+
+namespace Inkscape {
+
+namespace LivePathEffect {
+
+template<typename E> class EnumParam : public Parameter {
+public:
+    EnumParam(  const Glib::ustring& label,
+                const Glib::ustring& tip,
+                const Glib::ustring& key,
+                const Util::EnumDataConverter<E>& c,
+                Inkscape::UI::Widget::Registry* wr,
+                Effect* effect,
+                E default_value)
+        : Parameter(label, tip, key, wr, effect)
+    {
+        enumdataconv = &c;
+        defvalue = default_value;
+        value = defvalue;
+    };
+
+    virtual ~EnumParam() { };
+
+    virtual Gtk::Widget * param_newWidget(Gtk::Tooltips * /*tooltips*/) {
+        Inkscape::UI::Widget::RegisteredEnum<E> *regenum = Gtk::manage ( 
+            new Inkscape::UI::Widget::RegisteredEnum<E>( param_label, param_tooltip,
+                       param_key, *enumdataconv, *param_wr, param_effect->getRepr(), param_effect->getSPDoc() ) );
+
+        regenum->set_active_by_id(value);
+        regenum->combobox()->setProgrammatically = false;
+        regenum->set_undo_parameters(SP_VERB_DIALOG_LIVE_PATH_EFFECT, _("Change enumeration parameter"));
+
+        return dynamic_cast<Gtk::Widget *> (regenum);
+    };
+
+    bool param_readSVGValue(const gchar * strvalue) {
+        if (!strvalue) {
+            param_set_default();
+            return true;
+        }
+
+        param_set_value( enumdataconv->get_id_from_key(Glib::ustring(strvalue)) );
+
+        return true;
+    };
+    gchar * param_writeSVGValue() const {
+        gchar * str = g_strdup( enumdataconv->get_key(value).c_str() );
+        return str;
+    };
+
+    E get_value() const {
+        return value;
+    }
+
+    void param_set_default() {
+        param_set_value(defvalue);
+    }
+
+    void param_set_value(E val) {
+        value = val;
+    }
+
+private:
+    EnumParam(const EnumParam&);
+    EnumParam& operator=(const EnumParam&);
+
+    E value;
+    E defvalue;
+
+    const Util::EnumDataConverter<E> * enumdataconv;
+};
+
+
+}; //namespace LivePathEffect
+
+}; //namespace Inkscape
+
+#endif