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* Added aspect ratio * Reading /System/Library/Displays/Overrides/
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Eun
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Jul 25, 2014
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| // | ||
| // CustomResolution.h | ||
| // DisableMonitor | ||
| // | ||
| // Created by salzmann on 25.07.14. | ||
| // | ||
| // | ||
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| #import <Foundation/Foundation.h> | ||
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| @interface CustomResolution : NSObject | ||
| { | ||
| CGDirectDisplayID displayID; | ||
| } | ||
| - (id)initWithDisplayID:(CGDirectDisplayID)aDisplay; | ||
| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| // | ||
| // CustomResolution.m | ||
| // DisableMonitor | ||
| // | ||
| // Created by salzmann on 25.07.14. | ||
| // | ||
| // | ||
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| #import <Foundation/Foundation.h> | ||
| #import <IOKit/graphics/IOGraphicsLib.h> | ||
| #import "CustomResolution.h" | ||
| #import "DisplayData.h" | ||
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| @implementation CustomResolution | ||
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| - (id)initWithDisplayID:(CGDirectDisplayID)aDisplay { | ||
| self = [super init]; | ||
| if (self) { | ||
| displayID = aDisplay; | ||
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| [self ReadResolutions]; | ||
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| } | ||
| return self; | ||
| } | ||
| - (void)dealloc { | ||
| [super dealloc]; | ||
| } | ||
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| - (void) ReadResolutions | ||
| { | ||
| io_service_t service = IOServicePortFromCGDisplayID(displayID); | ||
| if (service) | ||
| { | ||
| NSDictionary *deviceInfo = (NSDictionary *)IODisplayCreateInfoDictionary(service, kIODisplayOnlyPreferredName); | ||
| NSNumber *displayVendorID = [deviceInfo objectForKey:[NSString stringWithUTF8String:kDisplayVendorID]]; | ||
| NSNumber *displayProductID = [deviceInfo objectForKey:[NSString stringWithUTF8String:kDisplayProductID]]; | ||
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| NSString *filePath = [NSString stringWithFormat:@"/System/Library/Displays/Overrides/DisplayVendorID-%x/DisplayProductID-%x", (int)[displayVendorID integerValue], (int)[displayProductID integerValue]]; | ||
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| if ([[NSFileManager defaultManager] fileExistsAtPath:filePath]) | ||
| { | ||
| NSDictionary *displayDict = [[NSDictionary alloc] initWithContentsOfFile:filePath]; | ||
| NSArray *scaleResolutions = [displayDict objectForKey:@"scale-resolutions"]; | ||
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| for (NSData *data in scaleResolutions) | ||
| { | ||
| NSData *data4 = [data subdataWithRange:NSMakeRange(0, 4)]; | ||
| int width = CFSwapInt32BigToHost(*(int*)([data4 bytes])); | ||
| data4 = [data subdataWithRange:NSMakeRange(4, 4)]; | ||
| int height = CFSwapInt32BigToHost(*(int*)([data4 bytes])); | ||
| data4 = [data subdataWithRange:NSMakeRange(8, 4)]; | ||
| int unknown = CFSwapInt32BigToHost(*(int*)([data4 bytes])); | ||
| NSLog(@"%dx%dx%d", (int)width, (int)height, unknown); | ||
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| } | ||
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| [displayDict release]; | ||
| } | ||
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| [deviceInfo release]; | ||
| } | ||
| } | ||
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| @end |
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