Why do you think the problem is with “respondsToSelector:”? The error says
you’re accessing past the end of a string.
On Dec 13, 2014, at 10:20 AM, Maxthon Chan m...@maxchan.info wrote:
This got me scratching my head, hard. Why would class_respondsToSelector()
crash? (BTW this is used in a
In an OSX application, I use a WebView to display a variety of file types. When
the type is PDF, something within Cocoa (PDFKit?) intercepts mouse movement in
the lower portion of the screen and responds by displaying a translucent gray
view with clickable areas that give options for the user
On 2012-09-02, at 4:16 PM, Mike Abdullah cocoa...@mikeabdullah.net wrote:
Have you investigated supplying your own PDF view. Webkit doesn't really
offer anything about its built in PDF view beyond its existence.
I thought about that. I've created my own view/representation pairs for two
On 2012-05-29, at 11:30 PM, Quincey Morris wrote:
A number of commentators have jumped into the thread to declare, in effect,
that the sandboxing could *never* work. Such a point of view seems
inexplicably to ignore the fact that there is a platform out there already
(iOS) for which
On 2012-05-29, at 10:34 AM, Kyle Sluder wrote:
It solves the problem of applications being unable to express their intended
boundaries to the operating system.
I'm honestly curious When did that become a real-world problem for Mac
users?
(And if it's anticipatory, what's different now
On 2012-01-28, at 1:55 AM, James West wrote:
I get -[UIAccessibiltyBundle setProduct:] unrecognized selector sent to
instance
It looks as if the cell has been deallocated and its address reused to hold a
different kind of object. (UIAccessibiltyBundle)
If it's not obvious how this is
On 2011-05-25, at 2:10 PM, koko wrote:
How does one get crlf into a UITextView?
I've put things on a new line by doing essentially:
m_notes.text = [m_notes.text stringByAppendingFormat:@\n\n%@, [m_backing
objectAtIndex:index]];
At which point, the object would be @Text to add. I'm not sure
I have an application that uses iTunes file sharing for documents (PDF, rtf,
Pages...) and Core Data with sqlite for storing metadata about those documents.
I'm thinking of creating a simpler version with the same essential capability
but without some of the advanced features, partly to promote
I'm trying to debug something in an iPad app with very limited information and
hoping that the symptoms will ring a bell with someone. This is based on a
report from one user and is nothing I've been able to reproduce.
I have a UIViewController subclass that shows a UIWebView and is also its
On 2011-04-26, at 8:52 AM, Jeff Johnson wrote:
You can get this error when the page automatically redirects via
Javascript. I would recommend just ignoring the error, treating it as a
non-error condition.
I'm coming around to the idea that your solution is the right one. However, in
this
I have a simple program that uses code such as:
MPMusicPlayerController *player = [MPMusicPlayerController
applicationMusicPlayer];
[player setQueueWithQuery:entityQuery];
[player beginGeneratingPlaybackNotifications];
[player play];
In case it matters,
On 2011-03-03, at 5:01 PM, Jon Sigman wrote:
What am I overlooking?
First question: Is your 'nameTextField' truly non-nil when you set its delegate?
Second question: What do you define as finished editing?
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I'm loading files into a UIWebView on an iPad and need to be able to scroll
them programatically to positions in the displayed files. Many of these files
are PDF, but generally it could be any of the types supported by loadRequest.
I'm able to do what I want using JavaScript if I set up my
I would like to have either an action occur that's linked to a double-tap in a
UITableViewCell subclass *or* the action specified by the
...didSelectRowAtIndexPath:... method of the owning UITableView, but not both.
I've encountered some problems with each approach I've tried.
- Having the
On 2011-01-27, at 10:42 AM, Luke Hiesterman wrote:
What is this gesture recognizer you speak of pulling out of the table view?
Table view does not use gestures for selection, but you're right that even if
it did, you shouldn't mess with it.
For solely educational purposes, I made the
On 2011-01-27, at 1:06 PM, Luke the Hiesterman wrote:
Knowing that it failed would require a subclass.
Thanks. I'll keep that in mind.
For now, it seems as if application-specific notifications sent from the cells
on single and double taps, combined with ignoring the select in my
On 2011-01-23, at 10:57 AM, John Joyce wrote:
I can see a scenario where you want an app for classroom use by students that
is configurable only by the instructor but usable by all.
Thanks for the profile reference, but my situation is more about a single
device that might sometimes be used
On 2011-01-16, at 10:08 PM, Kyle Sluder wrote:
I'm sure developers would
love if the frameworks *did* manage memory correctly.
In the absence of page/swap space for modified memory, I'm not sure what
'correctly' means. :-)
To my way of thinking, the problem is that there's no well-defined
I see a problem with the following scenario:
1) Start with the template project for a split view
2) Add a function where a modal view can be shown over it using a style of
UIModalPresentationFullScreen
3) Run in portrait mode
4) While the modal view is being shown, trigger a memory warning
5)
This may be obvious to people, but it took me a while to figure out, so I
thought I'd post it in case it saves someone a bit of time.
My application is structured with a split view controller as the main interface
element. The root view has a primary controller, and a second one which is
While attempting to use a UIActionSheet with dynamically added buttons, I seem
to have discovered some oddities with how they work...or don't.
I create a simple View-based application and add the following code:
- (void)showMyActionSheet {
UIActionSheet *sheet = [[UIActionSheet alloc]
On 2010-12-23, at 6:31 PM, Fritz Anderson wrote:
It's not designed to handle that many well
The actual minimum number of buttons that cause it to fail is unknown (to me);
what I posted was chosen because it was a quick way to demonstrate all three
'surprises'. Considering that it breaks in
I have a number of UITextField objects inside a (subclass of) UIView, which is
the content view for a (subclass of) UIScrollView.
When the user types into a text field, I dynamically change its size if
necessary and reset the content size of the content view. When needed, I also
scroll so
I've been having one of those I must be doing something stupid days. The
code I'm trying to write needs to pad one string with spaces so that certain
characters line up visually with selected characters in a different string
(within a view). It seemed like a relatively easy task as long as I
A little more investigation:
On 2010-12-10, at 2:39 PM, Phillip Mills wrote:
I've been having one of those I must be doing something stupid days.
[...]
2010-12-10 14:19:03.936 FontTest[1834:207] .1234567890123456789012. size:
317.00
2010-12-10 14:19:03.937 FontTest[1834:207
On 2010-12-10, at 5:38 PM, Ian Joyner wrote:
Is plain Courier not available on iOS?
Courier is there but with the same problem.
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Yesterday I was getting frustrated that nothing I did in Interface Builder
produced a popover that looked right when I rotated my split view application
to portrait orientation. Not only did it not look the way I wanted, I couldn't
get it back to its default appearance either. It had decided
On 2010-12-03, at 11:13 AM, Matt Neuburg wrote:
On Thu, 02 Dec 2010 22:03:50 +0800, Kin Mak kin...@me.com said:
I have just upgraded my XCode to 3.2.5 and built and linked my iPad app
using iOS 4.2. However, there seems to be a bug regarding navigation's bar
tint color and popover:
I
On 2010-12-03, at 1:15 PM, Phillip Mills wrote:
I can affect the tint of the buttons but not the toolbar or navigationBar
areas shown in the view controller that the popover is presenting.
Just as a side note, it seems interesting that the toolbar reverts to its
intended appearance when
On 2010-12-03, at 3:10 PM, Matt Neuburg wrote:
But obviously this is something the framework would rather you didn't do. :)
...and if the framework and IB had agreed that it was a bad idea, I probably
wouldn't have bothered trying...for those hours.
While attempting to track movement during a long press, I was surprised to
discover that the x direction of an application's UIWindow seems to be for the
portrait x dimension no matter how the device is turned. Using [recognizer
locationOfTouch:i inView:[recognizer view]] matches the apparent
After having written a couple of simple iPad apps to investigate certain
features, I'm now close to being feature-complete on my first serious
application. I'm finding that the lack of a standard menu for centralizing
actions is the hardest thing to get used to. As a result of that, I've
On 2010-11-26, at 11:34 AM, Ricky Sharp wrote:
At a high level, you don't go from Mac to iOS. i.e. you don't attempt to
port, clone the UI, etc.
Actually, I'm going from Mac to iOS at an even higher level: programming style
and patterns of object interaction. In other words, this
I'm working on an application that lets a user create 'documents' that will
live in the app's Documents directory. I'd like to distribute some sample
documents that would be treated the same as anything the user creates, but
haven't seen anything that suggests I can have XCode populate
I have an application that uses a few different master/detail relationships
within its model and I'm having trouble figuring out how to represent that in
the UI. Conceptually, I want a toolbar that is always available, with some
buttons that choose what kind of thing should be displayed (plus
I have an application with a split view, master/detail design. The 'master'
items are dynamically created and vary in number. When I start the
application, I load these for use by the table view's data source during the
root view controller's viewDidLoad and everything works quite well.
I'm looking at the feasibility of an iPad application. A primary view would
allow for the entry of lines of text, paired with lines of annotation.
Annotation lines and text lines would have different attributes: height, font,
edit methods In fact it might be better for the annotation
I have ideas for a number of different applications that share a general
architecture: use an iPhone as a remote data-collection front end to a Mac app
that does more complicated processing, or to a general purpose application such
as a spreadsheet or database, or to a variety of apps that each
On 2010-05-05, at 2:24 PM, Jens Alfke wrote:
While the device is docked the user can use iTunes to (clumsily) transfer
files between the Mac filesystem and the app’s Documents folder.
That seems so basic (without the 'clumsy') that I have trouble believing that
it hasn't existed forever.
I'm looking at converting some C++ code to Objective C. A set of utility
classes that I'd written use the expat C library to convert XML into an object
graph. As I experimented with switching that over to use NSXMLParser instead,
it dawned on me that I was looking at creating a simple-minded,
- Message from joshua.garn...@yahoo.co.uk -
but i get a warning in xcode, http://cld.ly/7c4la.
(JGManagedObject is what replaces otherClass)
That one is usually a case of not importing the JGManagedObject header
or not declaring the class method in that interface.
I've been searching the Cocoa documentation pages on extending and
interfacing with Apple applications, hoping to find notes related to
the Dictionary application. An API that finds words using a
soundex-type function would be nice. That, plus a plugin method to add
a UI item similar to
- Message from glgue...@amug.org -
You might want to explain exactly what you tried.
Sure.
http://developer.apple.com/reference/Cocoa/idxAppleApplications-date.html
Since I'm not really interested in spell checking, but rather another
Dictionary-based service it seemed like a
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