1 files changed, 141 insertions, 0 deletions
diff --git a/macosx/Source/hotkeys.m b/macosx/Source/hotkeys.m
new file mode 100644
index 00000000..70e3ae15
--- /dev/null
+++ b/macosx/Source/hotkeys.m
@@ -0,0 +1,141 @@
+//
+//  hotkeys.m
+//  Pcsxr
+//
+//  Created by Nicolas Pepin-Perreault on 12-12-12.
+//
+//
+
+#import <Cocoa/Cocoa.h>
+#import "hotkeys.h"
+#import "EmuThread.h"
+#include "plugins.h"
+#include "ExtendedKeys.h"
+#import "PcsxrController.h"
+
+#define HK_MAX_STATE 10
+static id monitor;
+static id gpuMonitor;
+static int currentState = 0;
+static NSMutableDictionary *hotkeys = nil;
+
+typedef NS_ENUM(int, PCSXR_HotKey) {
+    HK_FAST_FORWARD,
+    HK_SAVE_STATE,
+    HK_LOAD_STATE,
+    HK_NEXT_STATE,
+    HK_PREV_STATE,
+    HK_FRAME_LIMIT
+};
+
+void nextState() {
+    currentState++;
+    if(currentState == HK_MAX_STATE) {
+        currentState = 0;
+    }
+}
+
+void prevState() {
+    currentState--;
+    if(currentState < 0) {
+        currentState = HK_MAX_STATE-1;
+    }
+}
+
+BOOL handleHotkey(NSString* keyCode) {
+    if([EmuThread active]) { // Don't catch hotkeys if there is no emulation
+        NSNumber *ident = hotkeys[keyCode];
+
+        if(ident != nil) {
+            switch([ident intValue]) {
+                case HK_FAST_FORWARD:
+                    // We ignore FastForward requests if the emulation is paused
+                    if(![EmuThread isPaused]) {
+                        GPU_keypressed(GPU_FAST_FORWARD);
+                    }
+                    break;
+					
+                case HK_FRAME_LIMIT:
+                    // Ignore FrameLimit requests if paused
+                    if(![EmuThread isPaused]) {
+                        GPU_keypressed(GPU_FRAME_LIMIT);
+                    }
+                    break;
+					
+                case HK_SAVE_STATE:
+                    [PcsxrController saveState:currentState];
+                    break;
+					
+                case HK_LOAD_STATE:
+                    [PcsxrController loadState:currentState];
+                    break;
+					
+                case HK_NEXT_STATE:
+                    nextState();
+                    GPU_displayText((char*)[[NSString stringWithFormat:@"State Slot: %d", currentState] UTF8String]);
+                    break;
+					
+                case HK_PREV_STATE:
+                    prevState();
+                    GPU_displayText((char*)[[NSString stringWithFormat:@"State Slot: %d", currentState] UTF8String]);
+                    break;
+					
+                default:
+                    NSLog(@"Invalid hotkey identifier %i.", [ident intValue]);
+					break;
+            }
+        
+            return YES;
+        }
+    }
+    
+    return NO;
+}
+
+void setupHotkey(PCSXR_HotKey hk, NSString *label, NSDictionary *binding) {
+	if(binding != nil)
+		hotkeys[binding[@"keyCode"]] = @(hk);
+}
+
+void setupHotkeys() {
+    NSDictionary *bindings = [[NSUserDefaults standardUserDefaults] objectForKey:@"HotkeyBindings"];
+    hotkeys = [[NSMutableDictionary alloc] initWithCapacity:[bindings count]];
+    
+    setupHotkey(HK_FAST_FORWARD, @"FastForward", bindings[@"FastForward"]);
+    setupHotkey(HK_SAVE_STATE, @"SaveState", bindings[@"SaveState"]);
+    setupHotkey(HK_LOAD_STATE, @"LoadState", bindings[@"LoadState"]);
+    setupHotkey(HK_NEXT_STATE, @"NextState", bindings[@"NextState"]);
+    setupHotkey(HK_PREV_STATE, @"PrevState", bindings[@"PrevState"]);
+    setupHotkey(HK_FRAME_LIMIT, @"FrameLimit", bindings[@"FrameLimit"]);
+    
+    currentState = 0;
+}
+
+void attachHotkeys() {
+    // Configurable hotkeys
+    NSEvent* (^handler)(NSEvent*) = ^(NSEvent *event) {
+        if(handleHotkey([NSString stringWithFormat:@"%d", [event keyCode]])) {
+            return (NSEvent*)nil; // handled
+        }
+        
+        // Not handled
+        return event;
+    };
+    setupHotkeys();
+    monitor = [NSEvent addLocalMonitorForEventsMatchingMask:NSKeyUpMask handler:handler];
+    
+    // GPU key presses
+    NSEvent* (^gpuKeypress)(NSEvent*) = ^(NSEvent *event) {
+        GPU_keypressed([event keyCode]);
+        return (NSEvent*)nil;
+    };
+    gpuMonitor = [NSEvent addLocalMonitorForEventsMatchingMask:(NSKeyUpMask | NSControlKeyMask) handler:gpuKeypress];
+}
+
+void detachHotkeys() {
+	hotkeys = nil;
+    [NSEvent removeMonitor:monitor];
+    [NSEvent removeMonitor:gpuMonitor];
+    monitor = nil;
+    gpuMonitor = nil;
+}