Re: Creating subviews programmatically ?

FROM : Vince Ackerman
DATE : Sat Dec 01 06:46:17 2007

Sorry to bump this, but I'm totally out of ideas on what I'm doing 
wrong. Can anyone see anything incorrect about my use of NSEnumerator ??

Vince



On Nov 30, 2007, at 10:18, Vince Ackerman wrote:

> Sorry, I was using Bounds instead of Frame...  but it still doesn't 
> change the behavior with the array. Here are the two methods I'm 
> using:
>
> /* Changing frame (which is what happens when the window is resized) 
> should cause relayout.
> */
> - (void)setFrameSize:(NSSize)size {
>    [super setFrameSize:size];
>    [self resizeDayViews: size];
> }
>
>
> -(void)resizeDayViews: (NSSize) size  //  Adjust all subViews for 
> size of Main view
> {
>     NSArray *subDayViews = [self subviews];  // get array of all subviews
>     NSEnumerator *enumerator = [subDayViews objectEnumerator]; // get 
> enumerator to step through the subview array
>     
>     NSRect newFrame = [self frame];            // get current bounds rect
>     NSRect newRect;
>     
>     
>     float dayWidth = ( (newFrame.size.width - 9) / 7);
>     float weekHeight = ( (newFrame.size.height - 9) / 6) ;
>     int x,y,rowCnt, columnCnt;
>     
>     NSLog( @"Start of Resize Method------------------------------");
>
>     // for each row of days
>     for (y = 5, rowCnt = 0;  rowCnt < 6;    y = y + weekHeight, rowCnt+
> +)
>     {
>         for(x = 5, columnCnt = 0; columnCnt < 7; x = x + dayWidth, 
> columnCnt++)
>         {
>             newRect = NSMakeRect(x, y, dayWidth, weekHeight );
>             DayView *tempView = [enumerator nextObject];
>             [ tempView setFrame: newRect ];
>             NSLog( @"frame set");
>             NSLog( @"%@", [NSString stringWithFormat:@"%i", [tempView 
> gridNum] ]);
>             NSLog(@"%@", NSStringFromRect(newRect) );
>             
>             NSLog(@"%@", NSStringFromRect([ tempView frame]) );
>         }
>         
>     }
> }
>
>
> On Nov 30, 2007, at 09:55, Joshua Emmons wrote:
>

>>> For some reason each time the resizeSubview method is called, 
>>> NSEnumerator alternately returns with either the first subview in 
>>> the array, or the last. The first time the method is called, the 
>>> first subview is number 0, continuing through 41. The next time it 
>>> goes through the array, the enumerator starts with subview 41, 
>>> skips subview 0, and iterates to subview 1, then 2, 3 etc.

>>
>> I haven't come across this behavior before, and a quick sample app 
>> doesn't exhibit it. Maybe give some more details about your 
>> implementation? Maybe it's a bug with how your calling NSEnumerator?
>>
>> Cheers,
>> -Joshua Emmons

>
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