+++ /dev/null
-//
-// NJInputController.h
-// Enjoy
-//
-// Created by Sam McCall on 4/05/09.
-//
-
-#import "NJInputController.h"
-
-#import "NJMapping.h"
-#import "NJMappingsController.h"
-#import "NJDevice.h"
-#import "NJInput.h"
-#import "NJOutput.h"
-#import "NJOutputController.h"
-#import "NJEvents.h"
-
-@implementation NJInputController {
- IOHIDManagerRef hidManager;
- NSTimer *continuousTimer;
- NSMutableArray *runningOutputs;
- NSMutableArray *_devices;
-}
-
-- (id)init {
- if ((self = [super init])) {
- _devices = [[NSMutableArray alloc] initWithCapacity:16];
- runningOutputs = [[NSMutableArray alloc] initWithCapacity:32];
- }
- return self;
-}
-
-- (void)dealloc {
- [continuousTimer invalidate];
- IOHIDManagerClose(hidManager, kIOHIDOptionsTypeNone);
- CFRelease(hidManager);
-}
-
-- (void)expandRecursive:(id <NJInputPathElement>)pathElement {
- if (pathElement) {
- [self expandRecursive:pathElement.base];
- [outlineView expandItem:pathElement];
- }
-}
-
-- (void)addRunningOutput:(NJOutput *)output {
- if (![runningOutputs containsObject:output]) {
- [runningOutputs addObject:output];
- }
- if (!continuousTimer) {
- continuousTimer = [NSTimer scheduledTimerWithTimeInterval:1.f/60.f
- target:self
- selector:@selector(updateContinuousInputs:)
- userInfo:nil
- repeats:YES];
- NSLog(@"Scheduled continuous output timer.");
- }
-}
-
-- (void)runOutputForDevice:(IOHIDDeviceRef)device value:(IOHIDValueRef)value {
- NJDevice *dev = [self findDeviceByRef:device];
- NJInput *mainInput = [dev inputForEvent:value];
- [mainInput notifyEvent:value];
- NSArray *children = mainInput.children ? mainInput.children : mainInput ? @[mainInput] : @[];
- for (NJInput *subInput in children) {
- NJOutput *output = mappingsController.currentMapping[subInput];
- output.magnitude = mainInput.magnitude;
- output.running = subInput.active;
- if (output.running && output.isContinuous)
- [self addRunningOutput:output];
- }
-}
-
-- (void)showOutputForDevice:(IOHIDDeviceRef)device value:(IOHIDValueRef)value {
- NJDevice *dev = [self findDeviceByRef:device];
- NJInput *handler = [dev handlerForEvent:value];
- if (!handler)
- return;
-
- [self expandRecursive:handler];
- [outlineView selectRowIndexes:[NSIndexSet indexSetWithIndex:[outlineView rowForItem:handler]] byExtendingSelection: NO];
- [outputController focusKey];
-}
-
-static void input_callback(void *ctx, IOReturn inResult, void *inSender, IOHIDValueRef value) {
- NJInputController *controller = (__bridge NJInputController *)ctx;
- IOHIDDeviceRef device = IOHIDQueueGetDevice(inSender);
-
- if (controller.translatingEvents) {
- [controller runOutputForDevice:device value:value];
- } else if ([NSApplication sharedApplication].mainWindow.isVisible) {
- [controller 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) {
- available = NO;
- break;
- }
- }
- if (available)
- return index;
- }
-}
-
-- (void)addDeviceForDevice:(IOHIDDeviceRef)device {
- IOHIDDeviceRegisterInputValueCallback(device, input_callback, (__bridge void*)self);
- NJDevice *dev = [[NJDevice alloc] initWithDevice:device];
- dev.index = findAvailableIndex(_devices, dev);
- [_devices addObject:dev];
- [outlineView reloadData];
-}
-
-static void add_callback(void *ctx, IOReturn inResult, void *inSender, IOHIDDeviceRef device) {
- NJInputController *controller = (__bridge NJInputController *)ctx;
- [controller addDeviceForDevice:device];
-}
-
-- (NJDevice *)findDeviceByRef:(IOHIDDeviceRef)device {
- for (NJDevice *dev in _devices)
- if (dev.device == device)
- return dev;
- return nil;
-}
-
-static void remove_callback(void *ctx, IOReturn inResult, void *inSender, IOHIDDeviceRef device) {
- NJInputController *controller = (__bridge NJInputController *)ctx;
- [controller removeDeviceForDevice:device];
-}
-
-- (void)removeDeviceForDevice:(IOHIDDeviceRef)device {
- NJDevice *match = [self findDeviceByRef:device];
- IOHIDDeviceRegisterInputValueCallback(device, NULL, NULL);
- if (match) {
- [_devices removeObject:match];
- [outlineView reloadData];
- }
-
-}
-
-- (void)updateContinuousInputs:(NSTimer *)timer {
- self.mouseLoc = [NSEvent mouseLocation];
- for (NJOutput *output in [runningOutputs copy]) {
- if (![output update:self]) {
- [runningOutputs removeObject:output];
- }
- }
- if (!runningOutputs.count) {
- [continuousTimer invalidate];
- continuousTimer = nil;
- NSLog(@"Unscheduled continuous output timer.");
- }
-}
-
-#define NSSTR(e) ((NSString *)CFSTR(e))
-
-- (void)setup {
- hidManager = IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDOptionsTypeNone);
- NSArray *criteria = @[ @{ NSSTR(kIOHIDDeviceUsagePageKey) : @(kHIDPage_GenericDesktop),
- NSSTR(kIOHIDDeviceUsageKey) : @(kHIDUsage_GD_Joystick) },
- @{ NSSTR(kIOHIDDeviceUsagePageKey) : @(kHIDPage_GenericDesktop),
- NSSTR(kIOHIDDeviceUsageKey) : @(kHIDUsage_GD_GamePad) },
- @{ NSSTR(kIOHIDDeviceUsagePageKey) : @(kHIDPage_GenericDesktop),
- NSSTR(kIOHIDDeviceUsageKey) : @(kHIDUsage_GD_MultiAxisController) }
- ];
- IOHIDManagerSetDeviceMatchingMultiple(hidManager, (__bridge CFArrayRef)criteria);
-
- IOHIDManagerScheduleWithRunLoop(hidManager, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
- IOReturn ret = IOHIDManagerOpen(hidManager, kIOHIDOptionsTypeNone);
- if (ret != kIOReturnSuccess) {
- [[NSAlert alertWithMessageText:@"Input devices are unavailable"
- defaultButton:nil
- alternateButton:nil
- otherButton:nil
- informativeTextWithFormat:@"Error 0x%08x occured trying to access your devices. "
- @"Input may not be correctly detected or mapped.",
- ret]
- beginSheetModalForWindow:outlineView.window
- modalDelegate:nil
- didEndSelector:nil
- contextInfo:nil];
- }
-
- IOHIDManagerRegisterDeviceMatchingCallback(hidManager, add_callback, (__bridge void *)self);
- IOHIDManagerRegisterDeviceRemovalCallback(hidManager, remove_callback, (__bridge void *)self);
-}
-
-- (NJInput *)selectedInput {
- id <NJInputPathElement> item = [outlineView itemAtRow:outlineView.selectedRow];
- return (!item.children && item.base) ? item : nil;
-}
-
-- (NSInteger)outlineView:(NSOutlineView *)outlineView
- numberOfChildrenOfItem:(id <NJInputPathElement>)item {
- return item ? item.children.count : _devices.count;
-}
-
-- (BOOL)outlineView:(NSOutlineView *)outlineView
- isItemExpandable:(id <NJInputPathElement>)item {
- return item ? [[item children] count] > 0: YES;
-}
-
-- (id)outlineView:(NSOutlineView *)outlineView
- child:(NSInteger)index
- ofItem:(id <NJInputPathElement>)item {
- return item ? item.children[index] : _devices[index];
-}
-
-- (id)outlineView:(NSOutlineView *)outlineView
-objectValueForTableColumn:(NSTableColumn *)tableColumn
- byItem:(id <NJInputPathElement>)item {
- return item ? item.name : @"root";
-}
-
-- (void)outlineViewSelectionDidChange:(NSNotification *)notification {
-
- [outputController loadCurrent];
-}
-
-- (void)setTranslatingEvents:(BOOL)translatingEvents {
- if (translatingEvents != _translatingEvents) {
- _translatingEvents = translatingEvents;
- NSString *name = translatingEvents
- ? NJEventTranslationActivated
- : NJEventTranslationDeactivated;
- [NSNotificationCenter.defaultCenter postNotificationName:name
- object:self];
- }
-}
-
-@end
projects / enjoyable.git / blobdiff