HTk.Widgets.Entry

HTk's strongentry field/strong.br A simple widget that displays an editable line of text.

Documentation

data Entry a

The Entry datatype.

Instances

Eq (Entry a)

Methods

(==) :: Entry a -> Entry a -> Bool

(/=) :: Entry a -> Entry a -> Bool

Destroyable (Entry a)

An entry field can be destroyed.

Methods

destroy :: Entry a -> IO ()

Synchronized (Entry a)

You can synchronize on an entry field (in JAVA-style)

Methods

synchronize :: Entry a -> IO b -> IO b

GUIObject (Entry a)

Internal.

Methods

toGUIObject :: Entry a -> GUIOBJECT

cname :: Entry a -> String

cset :: GUIValue a => Entry a -> ConfigID -> a -> IO (Entry a)

cget :: GUIValue a => Entry a -> ConfigID -> IO a

HasEnable (Entry a)

An entry field is a stateful widget - it can be enabled of disabled.

Methods

state :: State -> Config (Entry a)

getState :: Entry a -> IO State

disable :: Config (Entry a)

enable :: Config (Entry a)

isEnabled :: Entry a -> IO Bool

HasJustify (Entry a)

An entry field has a configureable text justification.

Methods

justify :: Justify -> Config (Entry a)

getJustify :: Entry a -> IO Justify

HasFont (Entry a)

You can specify the font of an entry field.

Methods

font :: FontDesignator f => f -> Config (Entry a)

getFont :: Entry a -> IO Font

HasBorder (Entry a)

An entry field has a configureable border.

Methods

borderwidth :: Distance -> Config (Entry a)

getBorderwidth :: Entry a -> IO Distance

relief :: Relief -> Config (Entry a)

getRelief :: Entry a -> IO Relief

HasSize (Entry a)

An entry field has a configureable width (height config is ignored).

Methods

width :: Distance -> Config (Entry a)

getWidth :: Entry a -> IO Distance

height :: Distance -> Config (Entry a)

getHeight :: Entry a -> IO Distance

size :: Size -> Config (Entry a)

getSize :: Entry a -> IO Size

HasColour (Entry a)

An entry field has a foreground and background colour.

Methods

legalColourID :: Entry a -> ConfigID -> Bool

setColour :: Entry a -> ConfigID -> Colour -> IO (Entry a)

getColour :: Entry a -> ConfigID -> IO Colour

HasTooltip (Entry a)

An entry can have a tooltip (only displayed if you are using tixwish).

Methods

tooltip :: String -> Entry a -> IO (Entry a)

destroyTooltip :: Entry a -> IO ()

Widget (Entry a)

An entry field has standard widget properties (concerning focus, cursor).

Methods

cursor :: CursorDesignator ch => ch -> Config (Entry a)

getCursor :: Entry a -> IO Cursor

takeFocus :: Bool -> Config (Entry a)

getTakeFocus :: Entry a -> IO Bool

HasVariable (Entry a)

The value of an entry field is associated with a polymorphic variable.

Methods

variable :: TkVariable v -> Config (Entry a)

GUIValue a => CanBeSubwidget (Entry a)

An entry widget can be a subwidget, e.g. in a combo box

Methods

createAsSubwidget :: GUIOBJECT -> IO (Entry a)

HasScroller (Entry a)

An entry field is scrollable in horizontal direction.

Methods

isWfOrientation :: Entry a -> Orientation -> Bool

scrollbar :: Orientation -> ScrollBar -> Config (Entry a)

moveto :: Orientation -> Entry a -> Fraction -> IO ()

scroll :: Orientation -> Entry a -> Int -> ScrollUnit -> IO ()

view :: Orientation -> Entry a -> IO (Fraction, Fraction)

HasSelection (Entry a)

You can select text inside an entry widget.

Methods

clearSelection :: Entry a -> IO ()

HasXSelection (Entry a)

An editor widget has an X selection.

Methods

exportSelection :: Bool -> Config (Entry a)

getExportSelection :: Entry a -> IO Bool

HasInsertionCursor (Entry a)

An entry widget has an insertion cursor.

GUIValue a => HasValue (Entry a) a

An entry field has a value that is associated with a polymorphic variable.

Methods

value :: a -> Config (Entry a)

getValue :: Entry a -> IO a

HasSelectionBaseIndexRange (Entry a) Int

You can select a text range inside an entry widget.

Methods

getSelectionStart :: Entry a -> IO (Maybe Int)

getSelectionEnd :: Entry a -> IO (Maybe Int)

getSelectionRange :: Entry a -> IO (Maybe (Int, Int))

HasIndex (Entry a) i BaseIndex => HasSelectionIndex (Entry a) i

An entry widget's characters are selectable.

Methods

selection :: i -> Config (Entry a)

isSelected :: Entry a -> i -> IO Bool

HasInsertionCursorIndexGet (Entry a) Int

You can get the position of the insertion cursor of an entry widget.

Methods

getInsertionCursor :: Entry a -> IO Int

HasIndex (Entry a) i BaseIndex => HasInsertionCursorIndexSet (Entry a) i

Methods

insertionCursor :: i -> Config (Entry a)

(HasIndex (Entry a) i1 BaseIndex, HasIndex (Entry a) i2 BaseIndex) => HasSelectionIndexRange (Entry a) i1 i2

You can select a text range inside an entry widget.

Methods

selectionRange :: i1 -> i2 -> Config (Entry a)

HasIndex (Entry a) i BaseIndex => HasIndex (Entry a) i Int

Internal.

Methods

getBaseIndex :: Entry a -> i -> IO Int

HasIndex (Entry a) XCoord BaseIndex

An XCoord is a valid index for an entry widget.

Methods

getBaseIndex :: Entry a -> XCoord -> IO BaseIndex

HasIndex (Entry a) EndOfText BaseIndex

The EndOfText index is a valid index position for an entry widget.

Methods

getBaseIndex :: Entry a -> EndOfText -> IO BaseIndex

HasIndex (Entry a) BaseIndex BaseIndex

A base index is a valid index position for an entry widget.

Methods

getBaseIndex :: Entry a -> BaseIndex -> IO BaseIndex

HasIndex (Entry a) Int BaseIndex

An integer value is a valid index position for an entry widget.

Methods

getBaseIndex :: Entry a -> Int -> IO BaseIndex

HasIndex (Entry a) (ICursor (Entry a)) BaseIndex

The entries insertion cursor is a valid index for an entry widget.

Methods

getBaseIndex :: Entry a -> ICursor (Entry a) -> IO BaseIndex

HasSelectionBaseIndex (Entry a) (Int, Int)

You can select a text range inside an entry widget.

Methods

getSelection :: Entry a -> IO (Maybe (Int, Int))

HasIndex (Entry a) (Selection (Entry a), Last) BaseIndex

The selection end is a valid index position for an entry widget.

Methods

getBaseIndex :: Entry a -> (Selection (Entry a), Last) -> IO BaseIndex

HasIndex (Entry a) (Selection (Entry a), First) BaseIndex

The selection start is a valid index position for an entry widget.

Methods

getBaseIndex :: Entry a -> (Selection (Entry a), First) -> IO BaseIndex

newEntry

Arguments

:: (Container par, GUIValue a)

=> par

the parent widget, which has to be a container widget (an instance of class Container).

-> [Config (Entry a)]

the list of configuration options for this entry field.

-> IO (Entry a)

An entry field.

Constructs a new entry field and returns a handler.

data XCoord

The XCoord datatype.

Constructors

XCoord Distance

Instances

Show XCoord

Internal.

Methods

showsPrec :: Int -> XCoord -> ShowS

show :: XCoord -> String

showList :: [XCoord] -> ShowS

HasIndex (Entry a) XCoord BaseIndex

An XCoord is a valid index for an entry widget.

Methods

getBaseIndex :: Entry a -> XCoord -> IO BaseIndex

showText

Arguments

:: GUIValue a

=> Char

the character to display.

-> Entry a

the concerned entry field.

-> IO (Entry a)

The concerned entry field.

Sets a character to display instead of contents (e.g. for password fields).

getShowText :: GUIValue a => Entry a -> IO Char

Gets the character to show instead of contents.