Hi, I have an Image that has a transparent background, the foreground image is made up totally of the (NSColor blackColor), is this an easy way to replace the “blackColor” with another Color? As an ex

Hi, I’m using Manual Layout on a Mac project. The View Hierarchy is built in Interface Builder and during run time I add a subview to one of the views. However, resizeWithOldSuperviewSize is not being

I have a UIButton “Send Mail”. Looks ok, but kind of plain. Other apps (like Photos) have a beautiful blue Mail icon. Is there a way to use this? Gerriet.

iOS 12; Xcode 10. User clicks on a button. 2018-09-28 12:14:59.376384+0700 CLAuthorizationStatus: Not Determined 2018-09-28 12:14:59.377407+0700 asking for permission... 2018-09-28 12:15:01.242062+070

iOS 12, Xcode 10. I have two subclasses of UITableViewController, and the tableView of each has a row with a UIButton. Both subclasses look absolutely identical (I have checked this in Xcode at least

NSMeasurementFormatter is a magical tool which converts all stuff just into the right form the user wants to see. But what about the other way round? I have a TextField labeled “Desired Temperature” t

iOS 12, Xcode 10 I have a subclass of UITableViewController. The UITableView should use UITableViewCells with UITextFields (for data entry). So I created MyTableViewCellWithTextField which has: @prope

Hi All, I’ve started move over to using the correct Manual Layout Methods as per my recent posts. The methods are: resizeWithOldSuperviewSize WindowTrackerView .view Property SubviewA All views have i

I want to know, given a certain NSLocale (e.g. NSLocale.currentLocale), how to represent: Temperature (K, °C or whatever) Distance (km, miles, furlongs, lightyears, … ) Speed (m/sec, km/h, …) Frequenc

Hi, I have a couple of questions related to manual layout on the Mac. Using manual layout, does setting the “frame: of a view cause “layout” to be called or do I need to call “setNeedsLayout” specific

I have inherited some code where Core Data entity classes look something like this: @interface Entity1 : NSManagedObject Something* common1; Something* common2; Something* common3; SomethingElse* enti

After a hiatus of some months, I'm back to programming, and just got Xcode 10 installed. When I go to build, I get all kinds of changes suggested. I make some, but then I get stuck some that I cannot

Hi All, Is there a Cocoa method I can use that will return the best fitting Font Size for a given String and Font? I seem to remember using a method that does it but can’t seem to find it any more…..

Hi, Can an Custom NSView respond to Mouse Clicks via IBActions? Can the same be done with NSImageView? I’ve added an image view and connected it to an IBAction method define in my View Controller, but

I got a UITextField which has a UIKeyboardTypeDecimalPad. With a normal TextField (UIKeyboardTypeDefault) the user can enter Return, the UITextFieldDelegate gets textFieldShouldReturn and all is well.

Hi, I’ve created an NSButton Class and added an Action to it as so: myButton = [[NSButton alloc] initWithFrame:myButtonFrameRect]; myButton.image = myImage; myButton.imageScaling = NSImageScaleProport

iOS 11, Xcode 10 I have a view with an UIScrollView, which is bound on all 4 sides to the save area. This ScrollView contains: UILabel UITableView UILabel The problem: if the TableView does *not* have

Can you do XPC RPC over an IP connection? Or, in other words… Can you do XPC between two computers? Thanks, Sandor

Hi, Mac, Manual Layout. I’m trying to reset the Window Position Size each time my App is run. When I run it under Debug, the Window Position keeps getting restored (AFAICT), I’ve subclassed NSWindow a

Mac, Manual Layout of Views. Hi All, Is there anyway to ensure that when a window resizes on the Mac it maintains its aspect ratio? I’m doing manual layout as for this project Auto Layout isn’t viable