Notes
- This method is generally called in an
onMouseDown()event.
ui.drag(content)
Starts a drag and drop operation.
The function does not return until the user cancels the operation or drops the content.
Parameters
content
Contains the content that will be dragged and dropped, among the following possible values :
- A
string: to drag and drop text data - A
table: to drag and drop a list of files and directories (using paths asstring, File or Directory).
Return value
This function returns a boolean value indicating if the drag and drop operation succeeded (ie the user dropped the content).Example
local ui = require "ui"
local win = ui.Window("ui.drag() sample", "fixed", 320, 300)
local lbl = ui.Label(win, "Drag me !")
local edit = ui.Edit(win, "")
win:status()
edit:center()
edit.y = 10
lbl:center()
lbl.y = edit.y + edit.height + 24
function lbl:onMouseDown()
local succeeded = ui.drag("Drag me !") and "succeeded" or "failed"
win:status("Drag and drop operation "..succeeded)
end
ui.run(win):wait()