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ample
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don't crash if a slot is empty (laser3000, which has no slots and no disk drives)

This commit is contained in:
Kelvin Sherlock 2022-09-01 18:35:33 -04:00
parent 6b2c4c408a
commit 62767971ee
1 changed files with 9 additions and 0 deletions
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9
Ample/Slot.m
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@ -131,11 +131,15 @@ static NSDictionary *IndexMap = nil;
-(SlotOption *)selectedItem {
if (_selectedIndex < 0) return nil;
if (_selectedIndex >= [_options count]) return nil;
return [_options objectAtIndex: _selectedIndex];
}
-(NSArray *)args {
if (_selectedIndex < 0) return nil;
if (_selectedIndex >= [_options count]) return nil;
NSMutableArray *rv = [NSMutableArray new];
SlotOption *option = [_options objectAtIndex: _selectedIndex];
@ -145,6 +149,8 @@ static NSDictionary *IndexMap = nil;
-(NSDictionary *)serialize {
if (_selectedIndex < 0) return nil;
if (_selectedIndex >= [_options count]) return nil;
NSMutableDictionary *d = [NSMutableDictionary new];
SlotOption *option = [_options objectAtIndex: _selectedIndex];
@ -209,6 +215,7 @@ static NSDictionary *IndexMap = nil;
-(Media)selectedMedia {
if (_selectedIndex < 0) return EmptyMedia;
if (_selectedIndex >= [_options count]) return EmptyMedia;
Media media = { 0 };
SlotOption *option = [_options objectAtIndex: _selectedIndex];
@ -221,6 +228,8 @@ static NSDictionary *IndexMap = nil;
-(NSArray *)selectedChildren {
if (_selectedIndex < 0) return nil;
if (_selectedIndex >= [_options count]) return nil;
return [[_options objectAtIndex: _selectedIndex] children];
}