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Prevent circular event handlers on Windows. #1856

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This commit is contained in:
Alessandro Ranellucci 2014-03-25 15:30:56 +01:00
parent f6f1517f58
commit 25191bd405
1 changed files with 10 additions and 0 deletions
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10
lib/Slic3r/GUI/Plater.pm
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@ -41,6 +41,8 @@ use constant CANVAS_TEXT => join('-', +(localtime)[3,4]) eq '13-8'
: 'Drag your objects here';
use constant FILAMENT_CHOOSERS_SPACING => 3;
my $PreventListEvents = 0;
sub new {
my $class = shift;
my ($parent) = @_;
@ -1121,6 +1123,7 @@ sub mouse_event {
sub list_item_deselected {
my ($self, $event) = @_;
return if $PreventListEvents;
if ($self->{list}->GetFirstSelected == -1) {
$self->select_object(undef);
@ -1130,6 +1133,7 @@ sub list_item_deselected {
sub list_item_selected {
my ($self, $event) = @_;
return if $PreventListEvents;
my $obj_idx = $event->GetIndex;
$self->select_object($obj_idx);
@ -1265,7 +1269,13 @@ sub select_object {
$_->selected(0) for @{ $self->{objects} };
if (defined $obj_idx) {
$self->{objects}->[$obj_idx]->selected(1);
# We use this flag to avoid circular event handling
# Select() happens to fire a wxEVT_LIST_ITEM_SELECTED on Windows,
# whose event handler calls this method again and again and again
$PreventListEvents = 1;
$self->{list}->Select($obj_idx, 1);
$PreventListEvents = 0;
} else {
# TODO: deselect all in list
}