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{alias:qcritical}
h2. Name
*qcritical* — information dialog displaying a critical message
h2. Syntax
{panel:|borderStyle=solid|borderWidth=1|bgColor=#FFFFAA}
*qcritical* _caption text_ \[_ |
Name
qcritical — information dialog displaying a critical message
Syntax
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qcritical caption text [button-0-text _] \[ _button-1-text _] \[ _button-2-text _] {panel} h2. Description The *qcritical* command displays a] |
Description
The qcritical command displays a read-only
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warning
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dialog
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with
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one
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or
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more
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buttons,
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with
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a
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caption.
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The
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default
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is
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a
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single
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'OK'
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button.
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The
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dialog
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is
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modal,
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therefore
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execution
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is
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halted
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until
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the
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user
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closes
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the
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dialog.
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An
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accompanying
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red
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icon
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underlines
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the
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severity
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of
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the
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message.
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The
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dialog
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may
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optionally
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have
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up
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to
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three
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buttons
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to
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replace
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the
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default
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'OK'
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button.
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The
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buttons
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are
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implicitly
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numbered
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0,
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1,
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2.
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The
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command
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will
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return
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the
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number
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corresponding
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to
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the
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button
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pressed
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by
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the
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user.
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Arguments
caption
text
button-x-text
Examples
Ex.1: Critical dialog
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# A dialog showing a critical message
qcritical "Critical Error" "Failed to find entry"
{noformat}
!att:_img_cmd^qcritical.png!
The above example shows the simplest possible use of *qcritical*. The 'OK' button is created automatically.
h3. |
The above example shows the simplest possible use of qcritical. The 'OK' button is created automatically.
Ex.2:
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Critical
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dialog
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with
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extra
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buttons
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# Critical message with title and buttons.
# Returns 0 (OK), 1 (Cancel), 2 (Details)
set button [qcritical Error "Failed to open file" OK Cancel Details]
if { $button == 0 } {
# OK button was pressed
} elseif { $button == 1 } {
# Cancel buttons was pressed
} elseif { $button == 2 } {
# Details buttons was pressed
}
{noformat}
!att:_img_cmd^qcritical_buttons.png!
Example [#Critical dialog with extra buttons] shows a warning dialog with a title and extra buttons. The number 0, 1, or 2 is returned to the program, depending on which button the user clicks.
{pagebreak}
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Example #Critical dialog with extra buttons shows a warning dialog with a title and extra buttons. The number 0, 1, or 2 is returned to the program, depending on which button the user clicks.