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-rw-r--r--Master/tlpkg/tlperl/lib/auto/Tk/Widget/SetFocusGrab.al38
1 files changed, 38 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl/lib/auto/Tk/Widget/SetFocusGrab.al b/Master/tlpkg/tlperl/lib/auto/Tk/Widget/SetFocusGrab.al
new file mode 100644
index 00000000000..53730834513
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+++ b/Master/tlpkg/tlperl/lib/auto/Tk/Widget/SetFocusGrab.al
@@ -0,0 +1,38 @@
+# NOTE: Derived from blib\lib\Tk\Widget.pm.
+# Changes made here will be lost when autosplit is run again.
+# See AutoSplit.pm.
+package Tk::Widget;
+
+#line 1688 "blib\lib\Tk\Widget.pm (autosplit into blib\lib\auto\Tk\Widget\SetFocusGrab.al)"
+# ::tk::SetFocusGrab --
+# swap out current focus and grab temporarily (for dialogs)
+# Arguments:
+# grab new window to grab
+# focus window to give focus to
+# Results:
+# Returns nothing
+#
+sub SetFocusGrab
+{
+ my ($grab,$focus) = @_;
+ my $index = "$grab,$focus";
+ $Tk::FocusGrab{$index} ||= [];
+ my $data = $Tk::FocusGrab{$index};
+ push @$data, $grab->focusCurrent;
+ my $oldGrab = $grab->grabCurrent;
+ push @$data, $oldGrab;
+ if (Tk::Exists($oldGrab))
+ {
+ push @$data, $oldGrab->grabStatus;
+ }
+ # The "grab" command will fail if another application
+ # already holds the grab. So catch it.
+ Tk::catch { $grab->grab };
+ if (Tk::Exists($focus))
+ {
+ $focus->focus;
+ }
+}
+
+# end of Tk::Widget::SetFocusGrab
+1;