From WowAce Wiki

Dewdrop-2.0 is a library to provide a clean dropdown menu interface.

Example

local dewdrop = AceLibrary("Dewdrop-2.0")

dewdrop:Open(Minimap,
    'children', function()
        dewdrop:AddLine(
            'text', "Hello, world"
        )
    end)

API Documentation

 :Register(parent, ...)

Registers a given parent with Dewdrop-2.0. Settings are initialized from the other arguments given.

Args

parent 

Frame - parent frame to register.

string - don't have a proper frame, instead use a dummy parent

...

Register & Open Arguments

Remarks

This automatically registers the right-click with with the parent frame. Unregistering will cause this not to happen.

Example

dewdrop:Register(Minimap,
    'children', function()
        dewdrop:AddLine('text', "Text")
    end
)

 :Unregister(parent)

Unregisters a given parent from Dewdrop-2.0.

Args

parent 

Frame - registered parent frame.

string - don't have a proper frame, instead use a dummy parent

Example

dewdrop:Unregister(Minimap)

 :Open(parent, ...) or (parent, otherParent) or (parent)

Opens the menu on the given parent, the innards are initialized either with data from Register(parent, ...) or from the given arguments.

Args

parent 

Frame - parent frame to open.

string - don't have a proper frame, instead use a dummy parent

... 

Register & Open Arguments

otherParent 

Frame - parent frame to get information on.

Remarks

If you called Register(parent, ...) on the same parent, you do not need to give extra arguments, but if you do, they will take precedent.

Example

dewdrop:Open(Minimap) -- assuming data from the registry

 :Close([level])

Closes the given level and sublevels

Args

level 

number [1, inf) - level to close. (default: 1)

Example

dewdrop:Close(2) -- closes 2nd levels and any sublevels

 :Refresh([level])

Refreshes the contents of a given level

Args

level 

number [1, inf) - level to refresh. (default: 1)

Example

dewdrop:Refresh(2) -- refreshes the second level.

 :AddLine(...)

Adds a line to the dropdown menu.

Args

... 

A list of key-value pairs to represent information. AddLine Arguments

Remarks

This should only be called inside the init function of Open(frame, func).

Example

dewdrop:AddLine(
    'text', "Hello, World!"
)

 :AddSeparator([level])

Adds a separator to the dropdown menu. Is a no-op if the menu is empty or the previous line is already a separator.

Args

level 

Optional. See the "level" AddLine argument. Normally left out.

Remarks

A separator line is simply a disabled line with with the text set to "".

Example

dewdrop:AddSeparator()

 :IsOpen(parent)

Returns whether the given parent frame has an open dropdown menu on it.

Args

parent 

Frame - parent frame to check.

string - don't have a proper frame, instead use a dummy parent

Returns

boolean - whether the given parent frame has an open dropdown menu.

Example

local open = dewdrop:IsOpen(Minimap)

 :GetOpenedParent()

Returns the frame that is the parent of the current open dropdown menu on it, or nil if no menu is open. If the result is treated as a boolean, this could be thought of as ":IsOpen()".

Returns

object - the parent of the current menu or nil if no menu is open

Example

local parent = dewdrop:GetOpenedParent()

 :IsRegistered(parent)

Returns whether the given parent frame has been registered with Dewdrop.

Args

parent 

Frame - parent frame to check.

string - don't have a proper frame, instead use a dummy parent

Returns

boolean - whether the given parent frame has been registered with Dewdrop.

Example

local registered = dewdrop:IsRegistered(Minimap)

 :FeedTable(menutable, [, difference])

Feeds in a generic table to turn into a menu.

Args

menutable 

table - multi-level table corresponding to a menu using :AddLine() args for keys (use a table keyed 'sub' for the next level if 'hasArrow' is true)

[difference] 

number - difference to the starting level (default: 0)

Remarks

difference is handy if you want your table to start at level 2 instead of level 1. This occurs within the children of the registration statement.

Returns

boolean - Whether it properly found the position in the table and successfully added lines.

Example

dewdrop:Register("FoodFrame",
    'children', function()
        dewdrop:FeedTable({
            Fruits = {
                text = "Yummy Fruits",
                func = function() EatAllFruit() end,
                hasArrow = true,
                subMenu = {
                    Apple = {
                        text = "A juicy apple",
                        func = function() EatApple() end,
                    },
                    Strawberry = {
                        text = "A tasty strawberry", 
                        func = function() EatStrawberry() end,
                    },
                },
            },
            Vegetables = {
                text = "Yucky Vegetables",
                func = function() EatYourVegetables() end,
            },
        })
    end
)

 :FeedAceOptionsTable(options [, difference])

Feeds in an AceOptions data table to turn into a menu.

Args

options 

table - AceOptions data table

[difference] 

number - difference to the starting level (default: 0)

Remarks

difference is handy if you want your AceOptionsTable to start at level 2 instead of level 1. This occurs within the children of the registration statement.

Returns

boolean - Whether it properly found the position in the table and successfully added lines.

Example

dewdrop:Register(Minimap,
    'children', function()
        dewdrop:FeedAceOptionsTable(options)
    end
)

 :InjectAceOptionsTable(handler, options)

Inject the default AceOptions data table options of the given handler into the given options table.

Args

handler 

table - AceOO object from which to draw options.

options 

table - AceOptions data table, blank or otherwise. type must be "group".

Returns

options
Assorted mixins/classes have their own default options. e.g. AceDB-2.0 has the profile option.

Example

AceLibrary("Dewdrop-2.0"):InjectAceOptionsTable(self, self.myOptions)