CheckBox tool.
Comb text field tool.
ComboBox tool.
Erase annotation tool.
FileAttachment annotation tool.
FreeText annotation tool.
Highlight annotation tool.
Ink annotation tool.
Line annotation tool.
Link annotation tool.
ListBox tool.
No tool selected. Default mode.
Password field tool.
Polygon annotation tool.
Push button tool.
Radio button tool.
Redact annotation tool.
Reset button tool.
Select annotation/field tool.
Sound annotation tool.
Square annotation tool.
Squiggly annotation tool.
Stamp annotation tool. Reserved.
StrikeOut annotation tool.
Submit button tool.
Text area tool.
Text field tool.
Underline annotation tool.
Toolbar editing mode. Used for annotations and form editors.