Re: wits end with nsview and nsrectfill()
Re: wits end with nsview and nsrectfill()
- Subject: Re: wits end with nsview and nsrectfill()
- From: Navneet Kumar <email@hidden>
- Date: Sun, 30 Nov 2014 23:23:31 +0530
Thank you Steve and Mike.
I'll try it tomorrow and post the result here.
Wishes,
Navneet
Sent from my iPhone
> On 30-Nov-2014, at 11:13 pm, Steve Christensen <email@hidden> wrote:
>
> Why aren't you creating the subview in -initWithFrame: or in a nib/storyboard? The purpose of -drawRect: is solely to [re-]draw the contents of one view, not build a view hierarchy. I expect that modifying the view hierarchy while in the middle of a drawing cycle is leaving views in an inconsistent state.
>
>
>> On Nov 30, 2014, at 9:30 AM, Navneet Kumar <email@hidden> wrote:
>>
>> I have a custom view in which I am setting the background using NSRectFill() in drawRect:. I am also adding a text field as subview in this method. The textfield is non-selectable, non-editable and is not set to draw background.
>>
>> When the view comes to front, the background is same, but when it refreshes, the area apart from the text field becomes a bit darker and the text field area shows the original background, this creates a contrast which I want to get rid of.
>>
>> The view is set to return YES to isOpaque.
>>
>> I have tried a lot of things but to no avail.
>> I have tried CGContext approach to fill rect.
>> I also tried setting the color before NSRectFill() to a opaque color as well.
>>
>> The problem is gone if I removeFromSuperview and create the custom view again and again on each drawRect: of the super view. But this consumes a lot of CPU.
>>
>> An image showing the contrast is attached herewith.
>>
>> Please help.
>>
>> Best,
>> Navneet
>
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