Code Cleanup: no need to pass empty strings as default values

1 files changed, 40 insertions, 40 deletions

diff --git a/source/blender/makesrna/intern/rna_ui_api.c b/source/blender/makesrna/intern/rna_ui_api.c
index 1bc70a76614..f3f31b5dd66 100644
--- a/source/blender/makesrna/intern/rna_ui_api.c
+++ b/source/blender/makesrna/intern/rna_ui_api.c
@@ -371,8 +371,8 @@ static int rna_ui_get_enum_icon(bContext *C, PointerRNA *ptr, const char *propna
 
 static void api_ui_item_common_text(FunctionRNA *func)
 {
-	RNA_def_string(func, "text", "", 0, "", "Override automatic text of the item");
-	RNA_def_string(func, "text_ctxt", "", 0, "", "Override automatic translation context of the given text");
+	RNA_def_string(func, "text", NULL, 0, "", "Override automatic text of the item");
+	RNA_def_string(func, "text_ctxt", NULL, 0, "", "Override automatic translation context of the given text");
 	RNA_def_boolean(func, "translate", true, "", "Translate the given text, when UI translation is enabled");
 }
 
@@ -390,7 +390,7 @@ static void api_ui_item_common(FunctionRNA *func)
 static void api_ui_item_op(FunctionRNA *func)
 {
 	PropertyRNA *parm;
-	parm = RNA_def_string(func, "operator", "", 0, "", "Identifier of the operator");
+	parm = RNA_def_string(func, "operator", NULL, 0, "", "Identifier of the operator");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 }
 
@@ -406,7 +406,7 @@ static void api_ui_item_rna_common(FunctionRNA *func)
 
 	parm = RNA_def_pointer(func, "data", "AnyType", "", "Data from which to take property");
 	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_RNAPTR | PROP_NEVER_NULL);
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in data");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in data");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 }
 
@@ -474,20 +474,20 @@ void RNA_api_ui_layout(StructRNA *srna)
 
 	/* UI name, description and icon of an enum item */
 	func = RNA_def_function(srna, "enum_item_name", "rna_ui_get_enum_name");
-	parm = RNA_def_string(func, "name", "", 0, "", "UI name of the enum item");
+	parm = RNA_def_string(func, "name", NULL, 0, "", "UI name of the enum item");
 	RNA_def_function_return(func, parm);
 	RNA_def_function_flag(func, FUNC_NO_SELF | FUNC_USE_CONTEXT);
 	api_ui_item_rna_common(func);
-	parm = RNA_def_string(func, "identifier", "", 0, "", "Identifier of the enum item");
+	parm = RNA_def_string(func, "identifier", NULL, 0, "", "Identifier of the enum item");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	RNA_def_function_ui_description(func, "Return the UI name for this enum item");
 
 	func = RNA_def_function(srna, "enum_item_description", "rna_ui_get_enum_description");
-	parm = RNA_def_string(func, "description", "", 0, "", "UI description of the enum item");
+	parm = RNA_def_string(func, "description", NULL, 0, "", "UI description of the enum item");
 	RNA_def_function_return(func, parm);
 	RNA_def_function_flag(func, FUNC_NO_SELF | FUNC_USE_CONTEXT);
 	api_ui_item_rna_common(func);
-	parm = RNA_def_string(func, "identifier", "", 0, "", "Identifier of the enum item");
+	parm = RNA_def_string(func, "identifier", NULL, 0, "", "Identifier of the enum item");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	RNA_def_function_ui_description(func, "Return the UI description for this enum item");
 
@@ -496,7 +496,7 @@ void RNA_api_ui_layout(StructRNA *srna)
 	RNA_def_function_return(func, parm);
 	RNA_def_function_flag(func, FUNC_NO_SELF | FUNC_USE_CONTEXT);
 	api_ui_item_rna_common(func);
-	parm = RNA_def_string(func, "identifier", "", 0, "", "Identifier of the enum item");
+	parm = RNA_def_string(func, "identifier", NULL, 0, "", "Identifier of the enum item");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	RNA_def_function_ui_description(func, "Return the icon for this enum item");
 
@@ -529,7 +529,7 @@ void RNA_api_ui_layout(StructRNA *srna)
 
 	func = RNA_def_function(srna, "prop_enum", "rna_uiItemEnumR_string");
 	api_ui_item_rna_common(func);
-	parm = RNA_def_string(func, "value", "", 0, "", "Enum property value");
+	parm = RNA_def_string(func, "value", NULL, 0, "", "Enum property value");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	api_ui_item_common(func);
 
@@ -537,7 +537,7 @@ void RNA_api_ui_layout(StructRNA *srna)
 	api_ui_item_rna_common(func);
 	parm = RNA_def_pointer(func, "search_data", "AnyType", "", "Data from which to take collection to search in");
 	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_RNAPTR | PROP_NEVER_NULL);
-	parm = RNA_def_string(func, "search_property", "", 0, "", "Identifier of search collection property");
+	parm = RNA_def_string(func, "search_property", NULL, 0, "", "Identifier of search collection property");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	api_ui_item_common(func);
 
@@ -551,15 +551,15 @@ void RNA_api_ui_layout(StructRNA *srna)
 	RNA_def_function_ui_description(func, "Item. Places a button into the layout to call an Operator");
 
 	func = RNA_def_function(srna, "operator_enum", "uiItemsEnumO");
-	parm = RNA_def_string(func, "operator", "", 0, "", "Identifier of the operator");
+	parm = RNA_def_string(func, "operator", NULL, 0, "", "Identifier of the operator");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in operator");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in operator");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 
 	func = RNA_def_function(srna, "operator_menu_enum", "rna_uiItemMenuEnumO");
 	RNA_def_function_flag(func, FUNC_USE_CONTEXT);
 	api_ui_item_op(func); /* cant use api_ui_item_op_common because property must come right after */
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in operator");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in operator");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	api_ui_item_common(func);
 
@@ -568,21 +568,21 @@ void RNA_api_ui_layout(StructRNA *srna)
 
 	func = RNA_def_function(srna, "operator_enum_single", "uiItemEnumO_string");
 	api_ui_item_op_common(func);
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in operator");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in operator");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
-	parm = RNA_def_string(func, "value", "", 0, "", "Enum property value");
+	parm = RNA_def_string(func, "value", NULL, 0, "", "Enum property value");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 
 	func = RNA_def_function(srna, "operator_boolean", "uiItemBooleanO");
 	api_ui_item_op_common(func);
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in operator");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in operator");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	parm = RNA_def_boolean(func, "value", false, "", "Value of the property to call the operator with");
 	RNA_def_property_flag(parm, PROP_REQUIRED); */
 
 	func = RNA_def_function(srna, "operator_int", "uiItemIntO");
 	api_ui_item_op_common(func);
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in operator");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in operator");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	parm = RNA_def_int(func, "value", 0, INT_MIN, INT_MAX, "",
 	                  "Value of the property to call the operator with", INT_MIN, INT_MAX);
@@ -590,7 +590,7 @@ void RNA_api_ui_layout(StructRNA *srna)
 
 	func = RNA_def_function(srna, "operator_float", "uiItemFloatO");
 	api_ui_item_op_common(func);
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in operator");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in operator");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	parm = RNA_def_float(func, "value", 0, -FLT_MAX, FLT_MAX, "",
 	                    "Value of the property to call the operator with", -FLT_MAX, FLT_MAX);
@@ -598,9 +598,9 @@ void RNA_api_ui_layout(StructRNA *srna)
 
 	func = RNA_def_function(srna, "operator_string", "uiItemStringO");
 	api_ui_item_op_common(func);
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in operator");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in operator");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
-	parm = RNA_def_string(func, "value", "", 0, "", "Value of the property to call the operator with");
+	parm = RNA_def_string(func, "value", NULL, 0, "", "Value of the property to call the operator with");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 #endif
 
@@ -614,7 +614,7 @@ void RNA_api_ui_layout(StructRNA *srna)
 
 	func = RNA_def_function(srna, "menu", "rna_uiItemM");
 	RNA_def_function_flag(func, FUNC_USE_CONTEXT);
-	parm = RNA_def_string(func, "menu", "", 0, "", "Identifier of the menu");
+	parm = RNA_def_string(func, "menu", NULL, 0, "", "Identifier of the menu");
 	api_ui_item_common(func);
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 
@@ -623,7 +623,7 @@ void RNA_api_ui_layout(StructRNA *srna)
 
 	/* context */
 	func = RNA_def_function(srna, "context_pointer_set", "uiLayoutSetContextPointer");
-	parm = RNA_def_string(func, "name", "", 0, "Name", "Name of entry in the context");
+	parm = RNA_def_string(func, "name", NULL, 0, "Name", "Name of entry in the context");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	parm = RNA_def_pointer(func, "data", "AnyType", "", "Pointer to put in context");
 	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_RNAPTR);
@@ -636,25 +636,25 @@ void RNA_api_ui_layout(StructRNA *srna)
 	func = RNA_def_function(srna, "template_ID", "uiTemplateID");
 	RNA_def_function_flag(func, FUNC_USE_CONTEXT);
 	api_ui_item_rna_common(func);
-	RNA_def_string(func, "new", "", 0, "", "Operator identifier to create a new ID block");
-	RNA_def_string(func, "open", "", 0, "", "Operator identifier to open a file for creating a new ID block");
-	RNA_def_string(func, "unlink", "", 0, "", "Operator identifier to unlink the ID block");
+	RNA_def_string(func, "new", NULL, 0, "", "Operator identifier to create a new ID block");
+	RNA_def_string(func, "open", NULL, 0, "", "Operator identifier to open a file for creating a new ID block");
+	RNA_def_string(func, "unlink", NULL, 0, "", "Operator identifier to unlink the ID block");
 	
 	func = RNA_def_function(srna, "template_ID_preview", "uiTemplateIDPreview");
 	RNA_def_function_flag(func, FUNC_USE_CONTEXT);
 	api_ui_item_rna_common(func);
-	RNA_def_string(func, "new", "", 0, "", "Operator identifier to create a new ID block");
-	RNA_def_string(func, "open", "", 0, "", "Operator identifier to open a file for creating a new ID block");
-	RNA_def_string(func, "unlink", "", 0, "", "Operator identifier to unlink the ID block");
+	RNA_def_string(func, "new", NULL, 0, "", "Operator identifier to create a new ID block");
+	RNA_def_string(func, "open", NULL, 0, "", "Operator identifier to open a file for creating a new ID block");
+	RNA_def_string(func, "unlink", NULL, 0, "", "Operator identifier to unlink the ID block");
 	RNA_def_int(func, "rows", 0, 0, INT_MAX, "Number of thumbnail preview rows to display", "", 0, INT_MAX);
 	RNA_def_int(func, "cols", 0, 0, INT_MAX, "Number of thumbnail preview columns to display", "", 0, INT_MAX);
 	
 	func = RNA_def_function(srna, "template_any_ID", "rna_uiTemplateAnyID");
 	parm = RNA_def_pointer(func, "data", "AnyType", "", "Data from which to take property");
 	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_RNAPTR | PROP_NEVER_NULL);
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in data");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in data");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
-	parm = RNA_def_string(func, "type_property", "", 0, "",
+	parm = RNA_def_string(func, "type_property", NULL, 0, "",
 	                      "Identifier of property in data giving the type of the ID-blocks to use");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	api_ui_item_common_text(func);
@@ -662,7 +662,7 @@ void RNA_api_ui_layout(StructRNA *srna)
 	func = RNA_def_function(srna, "template_path_builder", "rna_uiTemplatePathBuilder");
 	parm = RNA_def_pointer(func, "data", "AnyType", "", "Data from which to take property");
 	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_RNAPTR | PROP_NEVER_NULL);
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in data");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in data");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	parm = RNA_def_pointer(func, "root", "ID", "", "ID-block from which path is evaluated from");
 	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_RNAPTR);
@@ -723,7 +723,7 @@ void RNA_api_ui_layout(StructRNA *srna)
 	api_ui_item_rna_common(func);
 	parm = RNA_def_pointer(func, "used_layers_data", "AnyType", "", "Data from which to take property");
 	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_RNAPTR);
-	parm = RNA_def_string(func, "used_layers_property", "", 0, "", "Identifier of property in data");
+	parm = RNA_def_string(func, "used_layers_property", NULL, 0, "", "Identifier of property in data");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	parm = RNA_def_int(func, "active_layer", 0, 0, INT_MAX, "Active Layer", "", 0, INT_MAX);
 	RNA_def_property_flag(parm, PROP_REQUIRED);
@@ -785,9 +785,9 @@ void RNA_api_ui_layout(StructRNA *srna)
 	func = RNA_def_function(srna, "template_list", "uiTemplateList");
 	RNA_def_function_ui_description(func, "Item. A list widget to display data, e.g. vertexgroups.");
 	RNA_def_function_flag(func, FUNC_USE_CONTEXT);
-	parm = RNA_def_string(func, "listtype_name", "", 0, "", "Identifier of the list type to use");
+	parm = RNA_def_string(func, "listtype_name", NULL, 0, "", "Identifier of the list type to use");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
-	parm = RNA_def_string(func, "list_id", "", 0, "",
+	parm = RNA_def_string(func, "list_id", NULL, 0, "",
 	                      "Identifier of this list widget (mandatory when using default \"" UI_UL_DEFAULT_CLASS_NAME
 	                      "\" class). "
 	                      "If this is set, the uilist gets a custom ID, otherwise it takes the "
@@ -796,12 +796,12 @@ void RNA_api_ui_layout(StructRNA *srna)
 	                      "script, then bl_idname = \"OBJECT_UL_vgroups\")");
 	parm = RNA_def_pointer(func, "dataptr", "AnyType", "", "Data from which to take the Collection property");
 	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_RNAPTR);
-	parm = RNA_def_string(func, "propname", "", 0, "", "Identifier of the Collection property in data");
+	parm = RNA_def_string(func, "propname", NULL, 0, "", "Identifier of the Collection property in data");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	parm = RNA_def_pointer(func, "active_dataptr", "AnyType", "",
 	                       "Data from which to take the integer property, index of the active item");
 	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_RNAPTR | PROP_NEVER_NULL);
-	parm = RNA_def_string(func, "active_propname", "", 0, "",
+	parm = RNA_def_string(func, "active_propname", NULL, 0, "",
 	                      "Identifier of the integer property in active_data, index of the active item");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	RNA_def_int(func, "rows", 5, 0, INT_MAX, "", "Default and minimum number of rows to display", 0, INT_MAX);
@@ -851,12 +851,12 @@ void RNA_api_ui_layout(StructRNA *srna)
 	RNA_def_function_ui_description(func, "Item. Display expanded property in a popup menu");
 	parm = RNA_def_pointer(func, "data", "AnyType", "", "Data from which to take property");
 	RNA_def_property_flag(parm, PROP_REQUIRED | PROP_RNAPTR);
-	parm = RNA_def_string(func, "property", "", 0, "", "Identifier of property in data");
+	parm = RNA_def_string(func, "property", NULL, 0, "", "Identifier of property in data");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
-	RNA_def_string(func, "name", "", 0, "", "");
+	RNA_def_string(func, "name", NULL, 0, "", "");
 
 	func = RNA_def_function(srna, "introspect", "uiLayoutIntrospect");
-	parm = RNA_def_string(func, "string", "", 1024 * 1024, "Descr", "DESCR");
+	parm = RNA_def_string(func, "string", NULL, 1024 * 1024, "Descr", "DESCR");
 	RNA_def_function_return(func, parm);
 
 	/* color management templates */