#import "NJOutput.h"
#import "NJOutputController.h"
#import "NJEvents.h"
+#import "NJDeviceViewController.h"
@implementation NJDeviceController {
NJHIDManager *_hidManager;
NSTimer *_continuousOutputsTick;
NSMutableArray *_continousOutputs;
NSMutableArray *_devices;
- NSMutableArray *_expanded;
}
-#define EXPANDED_MEMORY_MAX_SIZE 100
#define NSSTR(e) ((NSString *)CFSTR(e))
- (id)init {
_devices = [[NSMutableArray alloc] initWithCapacity:16];
_continousOutputs = [[NSMutableArray alloc] initWithCapacity:32];
- NSArray *expanded = [NSUserDefaults.standardUserDefaults objectForKey:@"expanded rows"];
- if (![expanded isKindOfClass:NSArray.class])
- expanded = @[];
- _expanded = [[NSMutableArray alloc] initWithCapacity:MAX(16, _expanded.count)];
- [_expanded addObjectsFromArray:expanded];
-
_hidManager = [[NJHIDManager alloc] initWithCriteria:@[
@{ NSSTR(kIOHIDDeviceUsagePageKey) : @(kHIDPage_GenericDesktop),
NSSTR(kIOHIDDeviceUsageKey) : @(kHIDUsage_GD_Joystick) },
]
delegate:self];
- [NSNotificationCenter.defaultCenter
- addObserver:self
- selector:@selector(startHid)
- name:NSApplicationDidFinishLaunchingNotification
- object:nil];
-
// The HID manager uses 5-10ms per second doing basically
// nothing if a noisy device is plugged in (the % of that
// spent in input_callback is negligible, so it's not
// something we can make faster). I don't really think that's
- // acceptable, CPU/power wise. So if translation is disabled
+ // acceptable, CPU/power wise. So if simulation is disabled
// and the window is closed, just switch off the HID manager
// entirely. This probably also has some marginal benefits for
// compatibility with other applications that want exclusive
[_continuousOutputsTick invalidate];
}
-- (void)expandRecursive:(id <NJInputPathElement>)pathElement {
- if (pathElement) {
- [self expandRecursive:pathElement.base];
- [outlineView expandItem:pathElement];
- }
-}
-
- (id)elementForUID:(NSString *)uid {
for (NJDevice *dev in _devices) {
id item = [dev elementForUID:uid];
return nil;
}
-- (void)expandRecursiveByUID:(NSString *)uid {
- [self expandRecursive:[self elementForUID:uid]];
-}
-
- (void)addRunningOutput:(NJOutput *)output {
// Axis events will trigger every small movement, don't keep
// re-adding them or they trigger multiple times each time.
if (!handler)
return;
- [self expandRecursive:handler];
- [outlineView selectRowIndexes:[NSIndexSet indexSetWithIndex:[outlineView rowForItem:handler]]
- byExtendingSelection: NO];
+ [devicesViewController expandAndSelectItem:handler];
[outputController focusKey];
}
- (void)hidManager:(NJHIDManager *)manager
valueChanged:(IOHIDValueRef)value
fromDevice:(IOHIDDeviceRef)device {
- if (self.translatingEvents) {
+ if (self.simulatingEvents
+ && !NSApplication.sharedApplication.isActive) {
[self runOutputForDevice:device value:value];
} else {
[self showOutputForDevice:device value:value];
}
}
-static int findAvailableIndex(NSArray *list, NJDevice *dev) {
- for (int index = 1; ; index++) {
- BOOL available = YES;
- for (NJDevice *used in list) {
- if ([used.productName isEqualToString:dev.productName]
- && used.index == index) {
+- (void)hidManager:(NJHIDManager *)manager deviceAdded:(IOHIDDeviceRef)device {
+ NJDevice *match = [[NJDevice alloc] initWithDevice:device];
+ match.index = 1;
+ BOOL available;
+ do {
+ available = YES;
+ for (NJDevice *used in _devices) {
+ if ([used isEqual:match]) {
+ match.index += 1;
available = NO;
- break;
}
}
- if (available)
- return index;
- }
-}
+ } while (!available);
-- (void)hidManager:(NJHIDManager *)manager deviceAdded:(IOHIDDeviceRef)device {
- NJDevice *match = [[NJDevice alloc] initWithDevice:device];
- match.index = findAvailableIndex(_devices, match);
[_devices addObject:match];
- [outlineView reloadData];
- [self reexpandAll];
- hidSleepingPrompt.hidden = YES;
- connectDevicePrompt.hidden = !!_devices.count;
+ [devicesViewController addedDevice:match atIndex:_devices.count - 1];
}
- (NJDevice *)findDeviceByRef:(IOHIDDeviceRef)device {
NJDevice *match = [self findDeviceByRef:device];
IOHIDDeviceRegisterInputValueCallback(device, NULL, NULL);
if (match) {
- [_devices removeObject:match];
- [outlineView reloadData];
- connectDevicePrompt.hidden = !!_devices.count;
- hidSleepingPrompt.hidden = YES;
+ NSInteger idx = [_devices indexOfObjectIdenticalTo:match];
+ [_devices removeObjectAtIndex:idx];
+ [devicesViewController removedDevice:match atIndex:idx];
}
- if (_devices.count == 1)
- [outlineView expandItem:_devices[0]];
}
- (void)updateContinuousOutputs:(NSTimer *)timer {
}
- (void)hidManager:(NJHIDManager *)manager didError:(NSError *)error {
- [outlineView.window presentError:error
- modalForWindow:outlineView.window
- delegate:nil
- didPresentSelector:nil
- contextInfo:nil];
+ // Since the error shows the window, it can trigger another attempt
+ // to re-open the HID manager, which will also probably fail and error,
+ // so don't bother repeating ourselves.
+ if (!simulatingEventsButton.window.attachedSheet) {
+ [NSApplication.sharedApplication activateIgnoringOtherApps:YES];
+ [simulatingEventsButton.window makeKeyAndOrderFront:nil];
+ [simulatingEventsButton.window presentError:error
+ modalForWindow:simulatingEventsButton.window
+ delegate:nil
+ didPresentSelector:nil
+ contextInfo:nil];
+ }
+ self.simulatingEvents = NO;
}
- (void)hidManagerDidStart:(NJHIDManager *)manager {
- hidSleepingPrompt.hidden = YES;
- connectDevicePrompt.hidden = !!_devices.count;
+ [devicesViewController hidStarted];
}
- (void)hidManagerDidStop:(NJHIDManager *)manager {
[_devices removeAllObjects];
- [outlineView reloadData];
- hidSleepingPrompt.hidden = NO;
- connectDevicePrompt.hidden = YES;
+ [devicesViewController hidStopped];
}
- (void)startHid {
}
- (NJInput *)selectedInput {
- id <NJInputPathElement> item = [outlineView itemAtRow:outlineView.selectedRow];
- return (!item.children && item.base) ? item : nil;
+ return (NJInput *)devicesViewController.selectedHandler;
}
-- (NSInteger)outlineView:(NSOutlineView *)outlineView
- numberOfChildrenOfItem:(id <NJInputPathElement>)item {
- return item ? item.children.count : _devices.count;
-}
+- (void)setSimulatingEvents:(BOOL)simulatingEvents {
+ if (simulatingEvents != _simulatingEvents) {
+ _simulatingEvents = simulatingEvents;
+ NSInteger state = simulatingEvents ? NSOnState : NSOffState;
+ simulatingEventsButton.state = state;
+ NSString *name = simulatingEvents
+ ? NJEventSimulationStarted
+ : NJEventSimulationStopped;
+ [NSNotificationCenter.defaultCenter postNotificationName:name
+ object:self];
-- (BOOL)outlineView:(NSOutlineView *)outlineView
- isItemExpandable:(id <NJInputPathElement>)item {
- return item ? [[item children] count] > 0: YES;
+ if (!simulatingEvents && !NSApplication.sharedApplication.isActive)
+ [self stopHid];
+ else
+ [self startHid];
+ }
}
-- (id)outlineView:(NSOutlineView *)outlineView
- child:(NSInteger)index
- ofItem:(id <NJInputPathElement>)item {
- return item ? item.children[index] : _devices[index];
+- (void)stopHidIfDisabled:(NSNotification *)application {
+ if (!self.simulatingEvents)
+ [self stopHid];
}
-- (id)outlineView:(NSOutlineView *)outlineView
-objectValueForTableColumn:(NSTableColumn *)tableColumn
- byItem:(id <NJInputPathElement>)item {
- return item ? item.name : @"root";
+- (IBAction)simulatingEventsChanged:(NSButton *)sender {
+ self.simulatingEvents = sender.state == NSOnState;
}
-- (void)outlineViewSelectionDidChange:(NSNotification *)notification {
- id <NJInputPathElement> item = [outlineView itemAtRow:outlineView.selectedRow];
- if (item)
- [NSUserDefaults.standardUserDefaults setObject:item.uid
- forKey:@"selected input"];
+- (void)deviceViewControllerDidSelectNothing:(NJDeviceViewController *)devices {
[outputController loadCurrent];
}
-- (BOOL)outlineView:(NSOutlineView *)outlineView
- isGroupItem:(id <NJInputPathElement>)item {
- return [item isKindOfClass:NJDevice.class];
-}
-
-- (BOOL)outlineView:(NSOutlineView *)outlineView_
- shouldSelectItem:(id <NJInputPathElement>)item {
- return ![self outlineView:outlineView_ isGroupItem:item];
-}
-
-- (void)outlineViewItemDidExpand:(NSNotification *)notification {
- id <NJInputPathElement> item = notification.userInfo[@"NSObject"];
- NSString *uid = item.uid;
- if (![_expanded containsObject:uid])
- [_expanded addObject:uid];
- while (_expanded.count > EXPANDED_MEMORY_MAX_SIZE)
- [_expanded removeObjectAtIndex:0];
- [NSUserDefaults.standardUserDefaults setObject:_expanded
- forKey:@"expanded rows"];
-}
-
-- (void)outlineViewItemDidCollapse:(NSNotification *)notification {
- id <NJInputPathElement> item = notification.userInfo[@"NSObject"];
- [_expanded removeObject:item.uid];
- [NSUserDefaults.standardUserDefaults setObject:_expanded
- forKey:@"expanded rows"];
-}
-
-- (void)setTranslatingEvents:(BOOL)translatingEvents {
- if (translatingEvents != _translatingEvents) {
- _translatingEvents = translatingEvents;
- NSInteger state = translatingEvents ? NSOnState : NSOffState;
- translatingEventsButton.state = state;
- NSString *name = translatingEvents
- ? NJEventTranslationActivated
- : NJEventTranslationDeactivated;
- [NSNotificationCenter.defaultCenter postNotificationName:name
- object:self];
-
- if (!translatingEvents && !NSApplication.sharedApplication.isActive)
- [self stopHid];
- else if (translatingEvents || NSApplication.sharedApplication.isActive)
- [self startHid];
- }
-}
-
-- (void)reexpandAll {
- for (NSString *uid in [_expanded copy])
- [self expandRecursiveByUID:uid];
- if (outlineView.selectedRow == -1) {
- NSString *selectedUid = [NSUserDefaults.standardUserDefaults objectForKey:@"selected input"];
- id item = [self elementForUID:selectedUid];
- NSInteger row = [outlineView rowForItem:item];
- if (row >= 0)
- [outlineView selectRowIndexes:[NSIndexSet indexSetWithIndex:row] byExtendingSelection:NO];
- }
+- (void)deviceViewController:(NJDeviceViewController *)devices
+ didSelectBranch:(NJInputPathElement *)handler {
+ [outputController loadCurrent];
}
-- (void)stopHidIfDisabled:(NSNotification *)application {
- if (!self.translatingEvents)
- [self stopHid];
+- (void)deviceViewController:(NJDeviceViewController *)devices
+ didSelectHandler:(NJInputPathElement *)handler {
+ [outputController loadCurrent];
}
-- (IBAction)translatingEventsChanged:(NSButton *)sender {
- self.translatingEvents = sender.state == NSOnState;
+- (void)deviceViewController:(NJDeviceViewController *)devices
+ didSelectDevice:(NJInputPathElement *)device {
+ [outputController loadCurrent];
}
@end