Module: Prawn::JS

Defined in:
lib/prawn/js.rb

Constant Summary collapse

NAME_TREE_CHILDREN_LIMIT =

The maximum number of children to fit into a single node in the JavaScript tree.

20

Instance Method Summary collapse

Instance Method Details

#add_did_print_js(script) ⇒ Object

add a Javascript fragment that will execute after the document is printed.

There can only be a single fragment. Calling this function multiple times will override earlier fragments.



28
29
30
 
# File 'lib/prawn/js.rb', line 28

def add_did_print_js(script)
  aa[:DP] = ref!(:S => :JavaScript, :JS => script)
end

#add_did_save_js(script) ⇒ Object

add a Javascript fragment that will execute after the document is saved.

There can only be a single fragment. Calling this function multiple times will override earlier fragments.



19
20
21
 
# File 'lib/prawn/js.rb', line 19

def add_did_save_js(script)
  aa[:DS] = ref!(:S => :JavaScript, :JS => script)
end

#add_docopen_js(name, script) ⇒ Object

add a Javascript fragment that will execute when the document is opened.

There can only be as many fragments as required. Calling this function multiple times will append the new fragment to the list.



37
38
39
40
 
# File 'lib/prawn/js.rb', line 37

def add_docopen_js(name, script)
  obj = ref!(:S => :JavaScript, :JS => script)
  javascript.data.add(name, obj)
end

#add_will_close_js(script) ⇒ Object

add a Javascript fragment that will execute when the document is closed.

There can only be a single fragment. Calling this function multiple times will override earlier fragments.



47
48
49
 
# File 'lib/prawn/js.rb', line 47

def add_will_close_js(script)
  aa[:WC] = ref!(:S => :JavaScript, :JS => script)
end

#add_will_print_js(script) ⇒ Object

add a Javascript fragment that will execute before the document is printed.

There can only be a single fragment. Calling this function multiple times will override earlier fragments.



56
57
58
 
# File 'lib/prawn/js.rb', line 56

def add_will_print_js(script)
  aa[:WP] = ref!(:S => :JavaScript, :JS => script)
end

#add_will_save_js(script) ⇒ Object

add a Javascript fragment that will execute before the document is saved.

There can only be a single fragment. Calling this function multiple times will override earlier fragments.



65
66
67
 
# File 'lib/prawn/js.rb', line 65

def add_will_save_js(script)
  aa[:WS] = ref!(:S => :JavaScript, :JS => script)
end