custom-view

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Is setNeedsDisplay *always* repainting?

I wrote a little custom-view-application using cocoa. And later (yes, i know it\'s bad) I just asked myself: Would this work for cocoa touch as well? Of course id did not work instantly, I had to chan[详细]

2023-04-02 16:04 分类：问答
How do I programmatically change a custom view object's member variables?

I appreciate you taking the time to read this and hopefully help me out! I am writing my first program in Xcode 4, using Objective-C and Cocoa for the first time.I have been following the tutorials,[详细]

2023-04-02 04:44 分类：问答
Change custom button size for layouts and containers

I have a custom class (touchbutton) extending the TextView class. I am having trouble resizing the button manually. I can get the button to work for only one type of layout or container, but not both.[详细]

2023-04-01 05:25 分类：问答
how to make custom view invalidate from activity

I\'ve an app where i\'m wanting to place 2 circles on a bitmap. i\'ve got 2 buttons, one for increasing the radius and one for decreasing the radius. The buttons are inflated from xml in the activity.[详细]

2023-03-31 09:50 分类：问答
asp.net mvc custom ViewPage, textboxfor throwing exception

I have custom View page like given below. publicabstract class CustomViewPage : WebViewPage { } public abstractclass CustomViewPage<T> : CustomViewPage where T : class[详细]

2023-03-30 10:37 分类：问答
Android: custom view is too slow?

I have a custom view with a lot of png images on it(For every three characters an image). but it is too slow on drawing and scrolling.[详细]

2023-03-28 21:08 分类：问答
Android drawing button to canvas with custom view?

How can I draw a button on top of the canvas in a custom view? (Preferably on the mid-right side) Is there something I have to call before doing the button.draw(canvas)?[详细]

2023-03-28 08:25 分类：问答
Creating a custom view: how can I extend a class and access the base class's private member variables?

As an exercise, I am trying to extend ImageButton to add some features I think would be useful. One, in particular, is a drow shadow. I\'ve hit the proverbial wall with this one.[详细]

2023-03-26 17:37 分类：问答
iOS - Crashing Custom View

The Project is Crashing with this error. 2011-08-08 19:34:27.539 MCIT[12233:207] -[TrailersViewController initWithFrame:]: unrecognized selector sent to instance 0x58396e0[详细]

2023-03-26 15:25 分类：问答
My custom view is not visible when embedded inside HorizontalScrollView

I know a lot of people have had similar issues to this but I cannot find a solution. I have created a custom View which extends SurfaceView. This view works perfectly when I use :[详细]

2023-03-22 14:26 分类：问答