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Date |
The Data Browser GetDataBrowserUserState API
(HTML)
( )
QA1270: Explains a problematic Data Browser API definition and how to work around it.
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Human Interface Toolbox |
2003-07-22
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CGImageRef contents are immutable
(HTML)
()
QA1276: Explains that CGImageRef contents are considered immutable once created.
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Graphics & Imaging |
2003-07-17
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Updating OpenGL Contexts
(HTML)
()
QA1209: When and why to update an OpenGL context in response to system and user actions.
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Games, Graphics & Imaging |
2003-06-19
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Empty Memory Objects
(HTML)
()
QA1259: Describes how two memory management edge cases are handled by the common Mac OS memory allocators.
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Accessibility, Data Management |
2003-04-21
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Is ColorSync thread safe?
(HTML)
()
QA1261: Discusses ColorSync thread-safety issues.
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Graphics & Imaging |
2003-04-17
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Notifying the Finder of changed or newly created files
(HTML)
()
QA1260: Recommended approach to notifying the Finder to update its open windows of a file creation or change.
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File Management, Human Interface Toolbox, Interapplication Communication |
2003-04-15
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PPPoE Server for Testing
(HTML)
()
QA1252: Describes how to configure Mac OS X as a PPPoE server for testing purposes.
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Networking |
2003-04-11
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Can I have parameters of type typeHIRect instead of type typeQDRectangle in my kEventControlBoundsChanged message handler?
(HTML)
()
QA1246: Details the automatic coercions between QuickDraw and Quartz types provided by the Carbon Event Parameter accessors.
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Human Interface Toolbox |
2003-04-03
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FSSetCatalogInfo versus UID and GID
(HTML)
()
QA1251: Describes why FSSetCatalogInfo does not set the UID and GID of the file, and provides a work around.
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File Management |
2003-03-26
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Internet Connect Speed
(HTML)
()
QA1165: Describes how to get the modem connection speed from the System Configuration framework dynamic store.
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Core Foundation |
2003-03-26
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How do I use PMSessionGetGraphicsContext to get a CGContextRef?
(HTML)
()
Deprecated - QA1216: Describes how to use PMSessionSetDocumentFormatGeneration and PMSessionGetGraphicsContext to get a CGContextRef for printing.
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Graphics & Imaging, Printing |
2003-02-25
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Quartz 2D Thread Safety
(HTML)
()
QA1238: Explains the thread-safety issues for the Quartz 2D API.
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Graphics & Imaging, Performance, Printing, Process Management |
2003-02-25
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Accessing HTTPS Proxy Settings
(HTML)
()
QA1234: Describes how to programatically access Secure Web Proxy information.
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Networking |
2003-02-19
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Text Encodings in VFS
(HTML)
()
QA1173: How to handle text encodings correctly when writing a file system (VFS) plug-in for Mac OS X.
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File Management |
2003-02-10
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Converting to Precomposed Unicode
(HTML)
()
QA1235: Describes how to convert a string to precomposed Unicode.
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Internationalization, Text & Fonts |
2003-02-07
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File Manager Text Encoding Hints
(HTML)
()
QA1223: How to use Text Encoding Hints.
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File Management |
2003-01-20
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Using Clip Region and Buffer Rectangles with OpenGL Carbon
(HTML)
()
QA1222: Shows the basics of using buffer rectangles and clip regions with AGL.
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Games, Graphics & Imaging |
2002-12-19
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How do I tell if a particular display is being hardware accelerated by Quartz Extreme?
(HTML)
()
QA1218: Describes how to use CGDisplayUsesOpenGLAcceleration to see if a display is accelerated or not.
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Games, Graphics & Imaging, Performance |
2002-12-04
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How can I programmatically determine the DPI of the current video mode?
(HTML)
()
QA1217: Describes how to compute the DPI for a given display in a given mode using Core Graphics.
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Games, Graphics & Imaging |
2002-12-02
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GetProcAdress and OpenGL Entry Points
(HTML)
()
QA1188: Technique for finding function pointers for OpenGL entry points in Cocoa and Carbon
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Games, Graphics & Imaging |
2002-11-25
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Problems recording CopyBits into a PICT on Mac OS X 10.2
(HTML)
()
QA1189: Identifies a problem with CopyBits and PICT on Mac OS X 10.2 and gives a simple workaround.
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Graphics & Imaging, Porting |
2002-11-19
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Are the root control, the root view, and the content view the same entity?
(HTML)
()
QA1214: Details the differences and similitudes between the root control, the root view, and the content view of windows.
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Human Interface Toolbox |
2002-11-12
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CGContext parameter missing in my kEventControlDraw event
(HTML)
()
QA1212: Explains in which case your kEventControlDraw handler wouldn't receive a CGContext parameter.
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Human Interface Toolbox |
2002-11-12
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Do I have to call CreateRootControl after creating my window?
(HTML)
()
QA1215: Explains when and when not to call CreateRootControl after creating a window.
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Human Interface Toolbox |
2002-11-12
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HIObjectRegisterSubclass returns paramErr
(HTML)
()
QA1213: Explains in which case HIObjectRegisterSubclass would return paramErr and gives a work around.
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Human Interface Toolbox |
2002-11-12
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What is the minimal set of Carbon Events I need to override in order to implement a simple custom push button?
(HTML)
()
QA1210: Details the minimal set of Carbon Events needed to implement a simple custom push button HIView.
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Human Interface Toolbox |
2002-11-12
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QDSwapPort
(HTML)
()
QA1128: Explains when to use QDSwapPort.
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Graphics & Imaging, Porting |
2002-11-06
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Using cmPathBased profile locations on Mac OS X
(HTML)
()
QA1203: Shows how to correctly specify cmPath-based profile locations on Mac OS X
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Graphics & Imaging |
2002-11-06
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Quartz 2D Interpolation
(HTML)
()
QA1186: Explains how to control Quartz 2D's image interpolation.
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Graphics & Imaging, Printing |
2002-10-29
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QuickDraw Text Anti-Aliasing using Quartz 2D
(HTML)
()
QA1193: Describes APIs added to Mac OS X to allow applications to draw QD text using CG anti-aliasing.
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Graphics & Imaging, Porting |
2002-10-29
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URL Access and the Missing Progress Dialog
(HTML)
()
Deprecated - QA1140: Explains a known bug in URL Access related to progress dialogs.
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Networking |
2002-09-23
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Setting request headers in URL Access
(HTML)
()
Deprecated - QA1073: Explains how to work around a bug in URL Access when setting request headers.
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Networking |
2002-09-10
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Preserving embedded ICC profiles when using QuickTime Graphics Importer/Exporters
(HTML)
()
QA1145: Shows how to preserve the embedded ICC profile when using the QuickTime Graphics Importer/Exporter routines
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Graphics & Imaging |
2002-09-04
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Process Carbon Events Not Delivered in 10.2
(HTML)
()
QA1181: Work around for a bug in Mac OS X 10.2 that prevents the delivery of process Carbon events.
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Events & Other Input, Human Interface Toolbox, Process Management |
2002-08-27
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Signals and Threads
(HTML)
()
QA1184: Describes how threads and signals interact.
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Process Management |
2002-08-27
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Resource forks in Mach-O binaries
(HTML)
()
QA1175: Advises against using resource forks in Mach-O binaries.
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Human Interface Toolbox, Resource Management, Runtime Architecture |
2002-08-07
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Using Navigation Services to filter QuickTime files
(HTML)
()
QA1152: Using the CanQuickTimeOpenFile function in a Navigation Services filter to display files that QuickTime can open.
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Human Interface Toolbox |
2002-07-15
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My ListBox control works fine on Mac OS X but I get a crash on Mac OS 9 when I click in the scrollbar
(HTML)
()
QA1156: Explains the requirements for the use of the Listbox Control on Mac OS 9 and Mac OS X.
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Human Interface Toolbox |
2002-07-12
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Base-Derived async image codecs must implement ImageCodecQueueStarting and ImageCodecQueueStopping
(HTML)
()
QA1157: Describes why base-derived codecs that set canAsync must implement ImageCodecQueueStarting and ImageCodecQueueStopping.
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QuickTime |
2002-07-09
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How can I set the default location with the modern Navigation APIs NavCreatexxx?
(HTML)
()
QA1151: Explains how to set the default location with a NavCustomControl call using the kNavCtlSetLocation message in the Event Proc.
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File Management, Human Interface Toolbox |
2002-07-01
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Retrieving Data from AEDesc Records - do not use the dataHandle field
(HTML)
()
QA1139: Describes the correct way to access data stored in AEDesc records.
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Interapplication Communication |
2002-04-10
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Why isn't my Static Text Control deactivating when my other controls are?
(HTML)
()
QA1125: Explains why a Static Text Control is not deactivating when the other controls are.
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Human Interface Toolbox |
2002-03-11
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MPRemoteCall Contexts
(HTML)
()
QA1122: Describes two recently introduced options for the context parameter of MPRemoteCall.
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Process Management |
2002-02-18
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The "/.vol" directory and "volfs"
(HTML)
()
QA1113: Describes how the Carbon File Manager interacts with BSD via "volfs" and the "/.vol" directory.
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File Management |
2002-02-14
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Current GDevice Dependencies
(HTML)
()
QA1115: Describes potential problems with creating windows or ports when the current GDevice isn't the main device.
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Games, Graphics & Imaging, Porting |
2002-02-13
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Power Management; Policy Maker vs. Power Controller
(HTML)
()
QA1121: Describes the differences between a Power Management Policy Maker and a Power Management Power Controller.
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Events & Other Input, Process Management |
2002-02-13
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Static linking of user binaries on Mac OS X
(HTML)
()
QA1118: Explains why static linking of user binaries is not supported on Mac OS X, and possible workarounds.
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Runtime Architecture |
2002-02-07
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Adding an automated Window menu to your application
(HTML)
QA1080: Explains how to add an automated Window menu to your Carbon application.
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Design Guidelines, Human Interface Toolbox |
2001-10-30
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Enabling the application menu's "Preferences..." menu item on Mac OS X
(HTML)
QA1079: Explains how to enable the application menu's "Preferences..." menu item on Mac OS X.
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Design Guidelines, Human Interface Toolbox |
2001-10-30
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Getting the User and Computer Name
(HTML)
QA1078: Describes how to get the user and computer name on Mac OS X.
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Networking |
2001-10-30
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The intermittent behavior of SetDialogItemText
(HTML)
Deprecated - QA1082: Explains why SetDialogItemText may seem to not work correctly if you have embedding turned on.
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Human Interface Toolbox |
2001-10-30
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QuickTime and Carbon Events
(HTML)
QA1090: Discusses how to ensure smooth movie playback when using Carbon Events in an application.
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Design Guidelines |
2001-10-26
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Setting environment variables for user processes
(HTML)
QA1067: Tells how to set environment variables for user processes.
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Data Management, Games, Interapplication Communication, Porting, Process Management, Resource Management, Runtime Architecture, Tools |
2001-10-25
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CGContextClosePath
(HTML)
QA1046: Explains when you should call CGContextClosePath.
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Graphics & Imaging, Printing |
2001-10-02
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How to use URL Access with proxy servers
(HTML)
Deprecated - QA1074: Explains how to use URL Access with proxy servers.
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Networking |
2001-10-02
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Saving the current Core Graphics Path
(HTML)
QA1056: Explains that the Core Graphics save and restore GState APIs do not affect the path.
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Graphics & Imaging, Printing |
2001-10-02
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Avoiding Kernel Event Conflicts
(HTML)
QA1063: Documents the namespace for the vendor_code field of the kern_event_msg structure.
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Process Management |
2001-09-14
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Installing input methods on Mac OS X
(HTML)
QA1054: Describes how to install and use input methods on Mac OS X.
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Human Interface Toolbox, Interapplication Communication, Text & Fonts |
2001-09-14
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Carbon Full Screen Conundrums
(HTML)
QA1068: Describes the available Mac OS X DrawSprocket services.
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Games |
2001-08-20
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CGContext Bounds
(HTML)
QA1048: Explains how to determine the bounds of a CGContext.
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Graphics & Imaging, Printing |
2001-07-02
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CGContextAddLineToPoint, CGContextAddCurveToPoint, et. al.
(HTML)
QA1049: Explains why the CGContextAddXYZ APIs don't draw anything immediately.
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Graphics & Imaging, Printing |
2001-07-02
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Drawing a Path Multiple Times
(HTML)
QA1047: Explains that path drawing operations consume the path.
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Graphics & Imaging, Printing |
2001-07-02
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How do I use kMPCreateTaskSuspendedMask with MPCreateTask?
(HTML)
QA1055: Describes how to start a task that has been suspended with the ability to resume it later.
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Process Management, Runtime Architecture |
2001-07-02
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Turning Off Core Graphics Clipping
(HTML)
QA1050: Explains how to clear the clipping path for a CGContext.
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Graphics & Imaging, Printing |
2001-07-02
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Unexpected CG state changes
(HTML)
QA1045: Explains why the Core Graphics drawing state sometimes changes for no apparent reason.
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Graphics & Imaging, Printing |
2001-07-02
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HID Manager Event Data Underruns
(HTML)
QA1038: Explains how to correctly handle HID Manager event queue data underruns.
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Apple Applications, User Experience |
2001-06-13
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Targeting DebuggingCarbonLib asserts
(HTML)
Deprecated - QA1033: Describes how to focus DebuggingCarbonLib asserts to a single application.
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Runtime Architecture |
2001-05-04
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ICLaunchURL, "file:///" URLs and Mac OS X
(HTML)
QA1028: Describes problems with ICLaunchURL and "file:///" URLs on Mac OS X.
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Process Management |
2001-04-20
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Improving ATSUI Text Drawing Performance
(HTML)
QA1027: Talks about one way of improving ATSUI text drawing performance.
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Graphics & Imaging, Text & Fonts |
2001-04-17
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How do I use QuickDraw with CGDirectDisplay?
(HTML)
QA1011: Explains how to draw to a CGDirectDisplay-captured display using QuickDraw.
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Games, Graphics & Imaging |
2001-04-11
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Calling AppleScript from an Application
(HTML)
QA1026: Describes how to call an AppleScript from an application written in C.
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Interapplication Communication |
2001-04-10
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Disconnected aliases on CD-ROM and Alias Manager
(HTML)
OPS05: Explains why aliases may become disconnected on a CD-ROM.
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File Management |
2001-03-26
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Creating Sub GWorlds using QTNewGWorldFromPtr
(HTML)
QA1014: Using QTNewGWorldFromPtr to create sub GWorlds which reference the pixel data of other GWorlds.
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QuickTime |
2001-03-20
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Extracting DV Fields using QTNewGWorldFromPtr
(HTML)
QA1017: Describes using QTNewGWorldFromPtr to access individual fields contained within a frame of DV source.
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QuickTime |
2001-03-20
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WaitMouseUp documentation errata
(HTML)
QA1008: Specifies the correct behavior of the WaitMouseUp function.
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Events & Other Input |
2001-02-27
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LockPixels and DisposeGWorld with QTNewGWorldFromPtr
(HTML)
QA1007: Clarifies some issues surrounding pointer ownership when creating GWorlds with QTNewGWorldFromPtr
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QuickTime |
2001-02-26
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BowelsOfTheMemoryManager (aka YourHeapIsProbablyCorrupt)
(HTML)
()
Deprecated - ME05: What the symbol BowelsoftheMemoryManager means and the most probable cause of this symbol in MacsBug.
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Data Management |
2001-02-01
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CalcCMask and SeedCFill in Carbon
(HTML)
()
QD62: Explains how to use CalcCMask and SeedCFill in Carbon even though Carbon doesn't support OpenPort.
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Graphics & Imaging |
2000-11-08
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GetPortBitMapForCopyBits
(HTML)
()
Deprecated - QD61: Describes the proper usage of GetPortBitMapForCopyBits.
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Graphics & Imaging |
2000-11-08
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QDFlushPortBuffer
(HTML)
()
QD65: Describes a possible solution for window update problems under Carbon.
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Events & Other Input, Graphics & Imaging, Human Interface Toolbox, Porting |
2000-11-08
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Open Transport Libraries
(HTML)
()
NW18: Lists the Open Transport libraries and what to link with for PowerPC and 68K.
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Networking |
2000-11-03
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Detecting Classic and Carbon X Environments
(HTML)
()
OV03: Describes how to find out if your application is running in the Classic environment in Mac OS X.
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Porting, Runtime Architecture |
2000-10-16
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Finding your application's directory
(HTML)
FL14: Demonstrates finding your application's directory and setting it as the default directory.
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File Management |
2000-06-19
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The 'vers' Resource and Your Place in the World
(HTML)
TX14: Setting the correct country code in the 'vers' resource to reflect the application's localization.
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Resource Management |
2000-05-01
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Are there any OSStatus values I can use in my programs?
(HTML)
OV02: Describes OSStatus values that generate errors without colliding with reserved Apple system values.
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Design Guidelines |
1999-11-22
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PBLockRange with a zero-length range
(HTML)
FL13: Describes the afpRangeOverlap error and a work around.
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File Management |
1999-11-22
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Raw IP and Open Transport 2.5.x
(HTML)
Deprecated - NW63: Discusses Open Transport 2.5's change to the behavior of raw IP endpoints with IP_HDRINCL set.
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Networking |
1999-10-25
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Accessing File Control Blocks
(HTML)
()
FL10: Shows how to access file control blocks correctly, reiterating not to access FCBs directly.
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File Management |
1999-10-05
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Detecting specific ROM-in-RAM Mac
(HTML)
()
Deprecated - HW49: Identifying a Mac by name ("iMac"), and better alternatives for determining specific features ("has Firewire").
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Design Guidelines, Runtime Architecture |
1999-10-05
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Synchronizing Sounds to Video
(HTML)
()
Deprecated - SND19: Enabling regular sound callbacks under Mac OS 9 and Sound Manager 4.0.
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Audio |
1999-10-05
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Synchronous SysBeep
(HTML)
()
Deprecated - SND18: Obtaining a synchronous SysBeep with Sound Manager 3.1.
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Audio |
1999-10-05
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Setting a UserPane's feature
(HTML)
()
TB64: Explains how to set up the control attributes when creating controls, and UserPanes in particular.
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Human Interface Toolbox |
1999-09-27
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Allocate and Disk Full Error
(HTML)
()
FL12: Discusses a problem with AFP volumes displaying incorrect free space, and returning disk full errors.
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File Management, Networking |
1999-07-21
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MACE Restrictions
(HTML)
()
Deprecated - SND16: MACE algorithms only support the compression of 8-bit offset binary sound.
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Audio |
1999-06-08
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Setting a Control's Variant Field
(HTML)
()
Deprecated - TB63: Details how to change the variant of a custom control after creating the control.
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Human Interface Toolbox |
1999-05-03
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TCP/IP Option Sizes
(HTML)
()
NW62: Enumerates the TCP/IP options and their sizes for Open Transport.
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Networking, Porting |
1999-04-26
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fBroadCastAddr Always Zero
(HTML)
()
Deprecated - NW58: Explains why the fBroadcastAddr field may be zero after a call to OTInetGetInterfaceInfo and includes the workaround.
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Networking |
1999-03-08
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Securely Erasing, Accessing and Dismounting a Macintosh Partition
(HTML)
()
FL11: Set up a disk for secure erasures. Resources with information on magnetic disks, information recovery.
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Data Management, Design Guidelines, File Management, User Experience |
1999-01-11
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Moving the Menu Bar
(HTML)
()
Deprecated - TB54: Describes how to move the menubar to another Macintosh Display and why this move is unadvisable.
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Human Interface Toolbox, User Experience |
1998-12-22
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grayishTextOr and Mac OS 8.5
(HTML)
()
Deprecated - QD59: Explains why text drawn using TextMode(grayishTextOr) is never drawn; provides a workaround.
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Graphics & Imaging |
1998-12-07
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