From d4ffd217288cfc0d2798b3df67ab20bc867a7f7e Mon Sep 17 00:00:00 2001
From: Dominik Pich
Date: Sun, 17 Mar 2013 13:33:20 +0100
Subject: DDHIDLib 1.1.1

---
 browser/WatcherWindowController.m | 269 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 269 insertions(+)
 create mode 100644 browser/WatcherWindowController.m

(limited to 'browser/WatcherWindowController.m')

diff --git a/browser/WatcherWindowController.m b/browser/WatcherWindowController.m
new file mode 100644
index 0000000..a13c986
--- /dev/null
+++ b/browser/WatcherWindowController.m
@@ -0,0 +1,269 @@
+/*
+ * Copyright (c) 2007 Dave Dribin
+ * 
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#import "WatcherWindowController.h"
+#import "DDHidQueue.h"
+#import "DDHidEvent.h"
+#import "DDHidUsage.h"
+
+@interface WatcherEvent : NSObject
+{
+    NSString * mUsageDescription;
+    DDHidEvent * mEvent;
+    int mIndex;
+}
+
+- (id) initWithUsageDescription: (NSString *) anUsageDecription 
+                          event: (DDHidEvent *) anEvent
+                          index: (int) index;
+
+- (NSString *) usageDescription;
+- (DDHidEvent *) event;
+- (int) index;
+
+@end
+
+@implementation WatcherEvent : NSObject
+
+- (id) initWithUsageDescription: (NSString *) anUsageDescription 
+                          event: (DDHidEvent *) anEvent
+                          index: (int) index
+{
+    if (self = [super init])
+    {
+        mUsageDescription = [anUsageDescription retain];
+        mEvent = [anEvent retain];
+        mIndex = index;
+    }
+    return self;
+}
+
+//=========================================================== 
+// dealloc
+//=========================================================== 
+- (void) dealloc
+{
+    [mUsageDescription release];
+    [mEvent release];
+    
+    mUsageDescription = nil;
+    mEvent = nil;
+    [super dealloc];
+}
+
+//=========================================================== 
+// - usageDescription
+//=========================================================== 
+- (NSString *) usageDescription
+{
+    return mUsageDescription; 
+}
+
+//=========================================================== 
+// - event
+//=========================================================== 
+- (DDHidEvent *) event
+{
+    return mEvent; 
+}
+
+//=========================================================== 
+// - index
+//=========================================================== 
+- (int) index
+{
+    return mIndex;
+}
+
+@end
+
+@implementation WatcherWindowController
+
+- (id) init
+{
+    self = [super initWithWindowNibName: @"EventWatcher" owner: self];
+    if (self == nil)
+        return nil;
+    
+    mEventHistory = [[NSMutableArray alloc] init];
+    mNextIndex = 1;
+    
+    return self;
+}
+
+
+//=========================================================== 
+// dealloc
+//=========================================================== 
+- (void) dealloc
+{
+    [mQueue release];
+    [mDevice release];
+    [mElements release];
+    [mEventHistory release];
+    
+    mQueue = nil;
+    mDevice = nil;
+    mElements = nil;
+    mEventHistory = nil;
+    [super dealloc];
+}
+
+- (void)windowWillClose:(NSNotification *)notification
+{
+    [mQueue release];
+    mQueue = nil;
+    [mDevice close];
+    [self autorelease];
+}
+
+- (IBAction)showWindow:(id)sender
+{
+    [super showWindow: sender];
+}
+
+- (void) ddhidQueueHasEvents: (DDHidQueue *) hidQueue;
+{
+    WatcherEvent * watcherEvent;
+    watcherEvent =
+        [[WatcherEvent alloc] initWithUsageDescription: @"-----------------------------"
+                                                 event: nil
+                                                 index: mNextIndex++];
+    [watcherEvent autorelease];
+    [mEventHistoryController addObject: watcherEvent];
+
+    NSMutableArray * newEvents = [NSMutableArray array];
+    DDHidEvent * event;
+    while (event = [hidQueue nextEvent])
+    {
+        DDHidElement * element = [mDevice elementForCookie: [event elementCookie]];
+        watcherEvent =
+            [[WatcherEvent alloc] initWithUsageDescription: [[element usage] usageNameWithIds]
+                                                     event: event
+                                                     index: mNextIndex++];
+        [watcherEvent autorelease];
+        [newEvents addObject: watcherEvent];
+    }
+    
+    [mEventHistoryController addObjects: newEvents];
+}
+
+- (void) windowDidLoad;
+{
+    [mDevice open];
+    mQueue = [[mDevice createQueueWithSize: 30] retain];
+    [mQueue setDelegate: self];
+    [mQueue addElements: mElements];
+    [self willChangeValueForKey: @"watching"];
+    [mQueue startOnCurrentRunLoop];
+    [self didChangeValueForKey: @"watching"];
+}
+
+//=========================================================== 
+//  device 
+//=========================================================== 
+- (DDHidDevice *) device
+{
+    return [[mDevice retain] autorelease]; 
+}
+
+- (void) setDevice: (DDHidDevice *) newDevice
+{
+    if (mDevice != newDevice)
+    {
+        [mDevice release];
+        mDevice = [newDevice retain];
+    }
+}
+
+//=========================================================== 
+//  elements 
+//=========================================================== 
+- (NSArray *) elements
+{
+    return [[mElements retain] autorelease]; 
+}
+
+- (void) setElements: (NSArray *) newElements
+{
+    if (mElements != newElements)
+    {
+        [mElements release];
+        mElements = [newElements retain];
+    }
+}
+
+//=========================================================== 
+//  eventHistory 
+//=========================================================== 
+- (NSMutableArray *) eventHistory
+{
+    return mEventHistory; 
+}
+
+- (void) setEventHistory: (NSMutableArray *) anEventHistory
+{
+    if (mEventHistory != anEventHistory)
+    {
+        [mEventHistory release];
+        mEventHistory = [anEventHistory retain];
+    }
+}
+- (void) addToEventHistory: (id)mEventHistoryObject
+{
+    [[self eventHistory] addObject: mEventHistoryObject];
+}
+- (void) removeFromEventHistory: (id)mEventHistoryObject
+{
+    [[self eventHistory] removeObject: mEventHistoryObject];
+}
+
+- (BOOL) isWatching;
+{
+    if (mQueue == nil)
+        return NO;
+    return [mQueue isStarted];
+}
+
+- (void) setWatching: (BOOL) watching;
+{
+    BOOL isStarted = [mQueue isStarted];
+    if (isStarted == watching)
+        return;
+    
+    if (watching)
+        [mQueue startOnCurrentRunLoop];
+    else
+        [mQueue stop];
+}
+
+- (IBAction) clearHistory: (id) sender;
+{
+    [self willChangeValueForKey: @"eventHistory"];
+    [mEventHistory removeAllObjects];
+    mNextIndex = 1;
+    [self didChangeValueForKey: @"eventHistory"];
+}
+
+@end
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