Handle example/demo patches as templates

Closes #270

Signed-off-by: falkTX <falktx@falktx.com>

src/CardinalCommon.cpp

@@ -151,11 +151,17 @@ void loadDialog()
 #endif
 }
 
-void loadPathDialog(const std::string& path)
+void loadPathDialog(const std::string& path, const bool asTemplate)
 {
 #ifndef HEADLESS
-    promptClear("The current patch is unsaved. Clear it and open the new patch?", [path]() {
+    promptClear("The current patch is unsaved. Clear it and open the new patch?", [path, asTemplate]() {
         APP->patch->loadAction(path);
+
+        if (asTemplate)
+        {
+            APP->patch->path = "";
+            APP->history->setSaved();
+        }
     });
 #endif
 }

src/CardinalCommon.hpp

@@ -58,7 +58,7 @@ std::string getSpecialPath(SpecialPath type);
 namespace patchUtils {
 
 void loadDialog();
-void loadPathDialog(const std::string& path);
+void loadPathDialog(const std::string& path, bool asTemplate = false);
 void loadSelectionDialog();
 void loadTemplateDialog();
 void revertDialog();

src/override/MenuBar.cpp

@@ -176,7 +176,7 @@ struct FileButton : MenuButton {
 					}
 
 					menu->addChild(createMenuItem(label, "", [path]() {
-						patchUtils::loadPathDialog(path);
+						patchUtils::loadPathDialog(path, true);
 					}));
 				}
 			}));