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Focus

Description

This module provides functionality on the current focus.

Synopsis

class (GUIObject w) => Window w data CurrentFocus data FocusModel = ActiveFocus | PassiveFocus focusModel :: (Window w) => FocusModel -> Config w getFocusModel :: (Window w) => w -> IO FocusModel getFocus :: (Window w) => w -> IO (Maybe CurrentFocus) setFocus :: (Widget w) => w -> IO () forceFocus :: (Widget w) => w -> IO () getRecentFocus :: (Window w) => w -> IO (Maybe CurrentFocus) data GrabStatus = Local | Global data CurrentGrab = CurrentGrab GUIOBJECT grabLocal :: (Widget w) => w -> IO () grabGlobal :: (Widget w) => w -> IO () releaseGrab :: (Widget w) => w -> IO () returnGrab :: Maybe CurrentGrab -> IO () getGrabStatus :: (Widget w) => w -> IO (Maybe GrabStatus) getCurrentGrab :: IO (Maybe CurrentGrab)

Documentation

class (GUIObject w) => Window w

Toplevel windows instantiate the class Window. Instances (CItem c) => Window (GenGUI c) Window HTk Window Toplevel

data CurrentFocus

The CurrentFocus datatype.

data FocusModel

The FocusModel datatype (focus model of a toplevel window). Constructors ActiveFocus PassiveFocus Instances GUIValue FocusModel Read FocusModel Show FocusModel

focusModel :: (Window w) => FocusModel -> Config w

getFocusModel :: (Window w) => w -> IO FocusModel

Gets a window's focus model.

getFocus :: (Window w) => w -> IO (Maybe CurrentFocus)

setFocus

:: (Widget w) => w The widget to focus. -> IO () None. Sets the current for the containing window.

forceFocus

:: (Widget w) => w The widget to focus. -> IO () None. Forces the current focus for the containing window.

getRecentFocus

:: (Window w) => w the concerned window. -> IO (Maybe CurrentFocus) The recent focus (if available). Gets the last focused widget inside a window.

data GrabStatus

The GrabStatus datatype. Constructors Local Global Instances GUIValue GrabStatus Read GrabStatus Show GrabStatus

data CurrentGrab

Constructors CurrentGrab GUIOBJECT Instances Object CurrentGrab GUIObject CurrentGrab Widget CurrentGrab

grabLocal :: (Widget w) => w -> IO ()

grabGlobal

:: (Widget w) => w the concerned widget. -> IO () None. Grabs the focus global.

releaseGrab

:: (Widget w) => w the concerned widget. -> IO () None. Releases a focus grab.

returnGrab :: Maybe CurrentGrab -> IO ()

getGrabStatus

:: (Widget w) => w the concerned widget. -> IO (Maybe GrabStatus) The current grab status (if available). Gets the grab status from a widget.

getCurrentGrab

:: IO (Maybe CurrentGrab) The current grab (if available). Gets the current grab.

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