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Questions tagged [nspanel]

The NSPanel class implements a special kind of window (known as a panel), typically performing an auxiliary function.

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about panel in menubar application is not frontmost when activated

I have an application that lives in the menubar, without a main menu or dock icon. I have a button that triggers [NSApp orderFrontStandardAboutPanel:sender];. When that button is clicked, sometimes, the About panel becomes frontmost. Other times,…
rick
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Cocoa: NSPanel loses parent and other strange behaviour

I have an issue with an NSPanel acting strangely and have created a Sample App to demonstrate this behaviour. The App was generated from Xcode 4's template and simply creates a panel and then opens and closes it based on button presses: The strange…
trojanfoe
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How to tell when NSPanel gets focus or becomes key?

I am writing a Cocoa/Objective-C app in XCode4, and I need to know when my preferences panel is opened. I need some callback like windowDidBecomeKey; I attempted to follow the solution provided in this question, but neither windowDidBecomeKey or…
WilHall
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NSVisualEffectView not applying intended "frosting" effect

Modern applications increasingly often use the typical "frosting" effect for their window backgrounds. Such an effect usually consists of a combination of blurring and playing with the vibrancy of the background. To my knowledge, and according to…
linus_hologram
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Changing the titlebar height in an NSPanel

I'm trying to change the titlebar height of an NSPanel. I tried the following but it didn't work as expected: - (void)applicationDidFinishLaunching:(NSNotification *)aNotification { NSRect f = [[[window contentView] superview] frame]; …
Larry
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Resusing a panel for multiple documents in a document based application

I'm creating a Document-Based Applications and I'd like to use a single NSPanel that is reused across multiple open documents. I should be able to change settings in the NSPanel for the first open document and then click on another open document.…
devin_s
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MacOS: how to get NSPanel to resist key focus (with becomesKeyOnlyIfNeeded?)

In MacOS/Cocoa/Swift 4.2/Xcode 10.1 I’m trying to create an NSPanel that floats over my document window as a lightweight markup palette that interacts with a (primarily keyboard-based) editing session happening in the document window. I have mostly…
Nicholas Jackiw
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HUD NSPanel less transparent

I've been searching for the web but I have not encountered the way to change the HUD's transparency (ALL the panel transparency, including title bar). It's possible to change it? Thx
Andreu
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How to create a float window floating above all other windows just like twitter?

The twitter app has a float window when you click the contextual menu "Tweet",is it a NSPanel? How to?
NeXT5tep
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NSSavePanel appears differently between applications, even with identical code

I was having trouble with an NSSavePanel in my project, so to try to isolate the problem, I created a test project that included only the NSSavePanel code in the default window's viewDidLoad. Test Project The code I used to show the…
yesthisisjoe
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Cannot paste text inside menu item's popup panel

I have a menu application and I'm launching a NSPanel from a menu item: when the user clicks on the menu item I lazily instantiate a custom NSWindowController (just the first time), and then I show it calling showWindow: The custom NSViewController…
Ramy Al Zuhouri
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NSPanel causes subsequent use of NSOpenPanel to generate an exception

I have an app that uses a NSOpenPanel so that the user can select multiple files for import and also has a typical preferences panel. The prefs panel is stored in the .xib file. A problem occurs after the user has called up the preferences panel.…
Todd
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How to detect when a NSPanel closes as a result of losing focus? E.g. A user clicking outside of the NSPanel (Window?)

I have a generic NSPanel window that I am using as a preferences window in my app. I have a selector that I call every time the window closes. The purpose of that selector is to save the state of the users chosen preferences (there is no "save"…
skålfyfan
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NSTableView reload in NSPanel (not main window)

From my main window i open a NSPanel in the second screen and in content view i have a NSTableView. On reloadData the TableView make the refresh but on screen the data didn't refresh. I have to make F3 or change Desktop and the TableView refresh…
boompa
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How to implement my own pop-up control in Cocoa?

I want to make a custom autocomplete control for my NSWindow, sort of like Xcode's fancy one, but I can't quite figure out how. I made an NSPanel with its own NSWindowController, and I display it with some code like: _popupController =…
user241221
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