Improve "Add" button consistency in Project Settings

 * Adds an icon to all the input-adjacent add/remove buttons
 * Adds a separator next to the action map "add" button
 * Changes the Shader Globals editor to be consistent with the others
 * Adds a clear button to the shader global name input

1 files changed, 3 insertions, 0 deletions

diff --git a/editor/shader_globals_editor.h b/editor/shader_globals_editor.h
index 590da342d4..fc50564aae 100644
--- a/editor/shader_globals_editor.h
+++ b/editor/shader_globals_editor.h
@@ -49,6 +49,9 @@ class ShaderGlobalsEditor : public VBoxContainer {
 	OptionButton *variable_type = nullptr;
 	Button *variable_add = nullptr;
 
+	String _check_new_variable_name(const String &p_variable_name);
+
+	void _variable_name_text_changed(const String &p_variable_name);
 	void _variable_added();
 	void _variable_deleted(const String &p_variable);
 	void _changed();