ValidateCommand will be called for all above conditions. ValidateCommand will be called when the entry is edited. ValidateCommand will be called when the entry loses focus. ValidateCommand will be called when the entry receives focus. ValidateCommand will be called when the entry receives or Option to a callback which will be evaluated according to the validateĭefault.
ENTRY ICURSOR PATCH
Validation of entry widgets is derived from part of the patch written This works by setting the validateCommand They also support scanning, as described below. Scrollbars (see the description of the -xscrollcommand optionįor details). The standard xScrollCommand mechanism for interacting with May be used to change the view in the window. Portion of the string will be displayed methods described below Insertion cursor to indicate where new characters will beĮntries are capable of displaying strings that are too long toįit entirely within the widget's window. When an entry has the input focus it displays an Selection entry selections are available as type STRING.Įntries also observe the standard Tk rules for dealing with the Option), then it will observe the standard X11 protocols for handling the If an entry is exporting its selection (see the exportSelection When first created, an entry's string is empty.Ī portion of the entry may be selected as described below. There must not exist a window named $entry, butĪn entry is a widget that displays a one-line text string andĪllows that string to be edited using methods described below, whichĪre typically bound to keystrokes and mouse actions. To configure aspects of the entry such as its colors, font,Īnd relief. $entry argument) and makes it into an entry widget.Īdditional options, described above, may be specified on the The Entry method creates a new window (given by the
Size just large enough to hold its current text. If the value is less than or equal to zero, the widget picks a In average-size characters of the widget's font. Specifies an integer value indicating the desired width of the entry window, See Validation below for more information. If it returns 1, then the new edition occurs. The valid boolean equivalent) then it means you reject the new editionĪnd it will not occur and the invalidCommand will be evaluated if it This command must return a valid boolean value. Setting it to undef disables this feature (the default). Specifies a script to eval when you want to validate the input into When you want validation, you must explicitly Specifies the mode in which validation should operate: none, Methods and no insertion cursor will be displayed, even if the input focus is If the entry is disabled then the value may not be changed using widget Specifies one of two states for the entry: normal or disabled. Information copied will be what is displayed, not the true contents If characters in the entry are selected and copied elsewhere, the This is useful, for example, if the entry is to be used to enter The first character in the value of this option, such as ``*''. Instead, each character in the entry's value will be displayed as If this option is specified, then the true contents of the entry Setting it to disables this feature (the default). Specifies a script to eval when validateCommand returns 0. WIDGET-SPECIFIC OPTIONS Name: invalidCommand background -highlightbackground -insertontime -selectforeground -borderwidth -highlightcolor -insertwidth -takefocus -cursor -highlightthickness -justify -textvariable -exportselection -insertbackground -relief -xscrollcommand -font -insertborderwidth -selectbackground -foreground -insertofftime -selectborderwidth Tk::Entry - Create and manipulate Entry widgets
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