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An alert dialog box is a special dialog box that is displayed in a graphical user interface when something unexpected occurred that requires immediate user action. The typical alert dialog provides information in a separate box to the user, after which the user can only respond in one way: by closing it. Closing an alert dialog will provide ...
Flutter is an open-source UI software development kit created by Google. It can be used to develop cross platform applications from a single codebase for the web , [ 3 ] Fuchsia , Android , iOS , Linux , macOS , and Windows . [ 4 ]
A widget toolkit, widget library, GUI toolkit, or UX library is a library or a collection of libraries containing a set of graphical control elements (called widgets) used to construct the graphical user interface (GUI) of programs.
Confirmation dialog (sometimes called a warning alert box or chicken box) [1] [2] is a dialog box that asks user to approve requested operation. Usually this dialog appears before a potentially dangerous operation is performed (program termination, file deletion, etc.) Typically confirmation dialog boxes have two buttons (e.g.
Non-modal or modeless dialog boxes are used when the requested information is not essential to continue, and so the window can be left open while work continues elsewhere. A type of modeless dialog box is a toolbar which is either separate from the main application, or may be detached from the main application, and items in the toolbar can be used to select certain features or functions of the ...
Example of enabled and disabled widgets; the frame at the bottom is disabled, they are grayed out. Any widget displays an information arrangement changeable by the user, such as a window or a text box. The defining characteristic of a widget is to provide a single interaction point for the direct manipulation of a given kind of data. In other ...
Modal windows are sometimes called heavy windows or modal dialogs because they often display a dialog box. User interfaces typically use modal windows to command user awareness and to display emergency states, though interaction designers argue they are ineffective for that use. [ 1 ]
In this setting, the dialog author should only define the reward function, for example: in tutorial dialogs, the reward is the increase in the student grade; in information seeking dialogs, the reward is positive if the human receives the information, but there is also a negative reward for each dialog step.