uipickerview

Responding to touchesBegan in UIPickerView instead of UIView

I have a UIPickerView that gets faded out to 20% alpha when not in use. I want the user to be able to touch the picker and have it fade back in. I can get it to work if I put a touchesBegan method on the main View, but this only works when the user touches the View. I tried sub-classing UIPickerView and having a touchesBegan in there, b...

How to change UIPickerView height

Is it possible to change the height of UIPickerView? Some applications seem to have shorter PickerViews but setting a smaller frame doesn't seem to work and the frame is locked in Interface Builder. ...

right align text in UIPickerView

How can I right align text in a UIPickerView? I tried to make custom UILabels for the row views, but for some reason, nothing is showing up, right-aligned or otherwise. Here's what I wrote: - (UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row forComponent:(NSInteger)component reusingView:(UIView *)view { UILab...

How to enlarge Picker View on iPhone?

I add a PickerView to one of my views in an app, but its size is too small(in height). I find that I cannot drag to make it "longer". How to change its size then? ...

How does UIPickerView handle 2+ dials spinning?

If I have a UIPickerView with three components (dials). How does the picker handle two dials spinning simultaneously? For example, the user might flick the first dial, which spins freely and immediately slowly click to a selection on the second dial. I'm doing the following in the picker. If one dial is spinning, I don't capture it...

How to get callback from UIPickerView when the selectRow animation is done?

I have a UIPickerView and I would like to be notified when the selectRow animation is done. I tried the following approach in my view controller which has a reference to the UIPickerView and it won't work: -(void)viewDidLoad { ... [UIPickerView setAnimationDelegate:self]; [UIPickerView setAnimationDidStopSelector:@selector(animationF...

UIPickerView - 1st row selection does not call didSelectRow

Hi I have a pickerview on my UIView along with a UITextField. I am letting the user select a value from the picker or enter a custom value in the text field. When the user selects any option from the picker, the variable values are changed fine (in the pickerView:didSelectRow:inComponent:) method. But if the user does not select any va...

Select row After UIPickerView is loaded

I have an iphone database app that loads a UIPickerView with data from a table. I want to set the selected row to a particular row from the data in another table. for example: Lets say I have a UIPickerView that is loaded with X number of names of the iPhone users friends (the number of names is variable, could be 1 or 1000 and all are...

UIPicker swipes not responding

Hi guys, UIPicker swipes where responding perfectly in the Iphone simulator with SDK 2.2, but i am now testing with a new version of the simulator, and swipes are not working. I went trough the documentation and i cant see any changes on the API. So im asumming that something is wrong and the SDK 2.2 is letting me get away with it. The ...

UITextView and UIPickerView with its own UIToolbar

I like to replicate the form behavior of Safari on the iPhone in my own app. If you enter data in an web form you get a separate UIToolbar (previous, next, done) just above the UIKeyboardView. Same for choosing an option: you get the same UIToolbar just above an UIPickerView. I am looking for demos / sourcode / ideas how to implement th...

How to change color of selected row in UIPickerView

Ok, maybe I'm missing something really simple and I apologize if that's the case, however, I've googled every permutation of the title and have not found! So this is simply what I want to do: change the background color of the label I'm using as the row view in a 2 component pickerview when that row has been selected. So I thought thi...

UIPickerview customisation

I would like to do some customization of the UIPickerView. End Goal: have a picker view rotating a few icon sized images. firstly i would like to change the black/grey boarder surrounding the spindle to a transparent colour. i.e. [UIColor clearColor]; Then shrink the picker view down so it is relatively small, (probably around 40 x 40...

UIPickerView not appearing until touch occurs

I'm programatically adding two custom UIPickerViews to another view (MainView). They work just fine but they are not visible until a touch event occurs in any part of the MainView. I've checked the class references for UIPickerView and UIView but haven't found anything that manages to "refresh" the view, unless I'm missing something obvi...

Overriding highlighted selection in UIPickerView

I have a custom UIPickerView where I use: -(UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row forComponent:(NSInteger)component reusingView:(UIView *)view to populate the picker with UILabels. Is there a way to disable the behavior of highlighting the selected row when touched? I think this is a prop...

Change UIPickerView background

Hi I want to change the border color of a UIPickerView. I do not see a tint property for the UIPickerView. Is there any way this could be done? Or a workaround? Thanks. ...

Date picker + Segmented control + some labels

Hi Guys, Here is how the page should look like: It should have the following functionality: - By clicking the period on segmented control start date gets the value of present time - the interva and end date gets the value of the present time. - By selecting one of the labels Start/End, you are able to change their date with date pi...

Very simple iPhone question. How to make UIPickerView with two columns?

I have read other questions about creating a UIPickerView with two or more columns but cannot find the exact solution. How is this done for the iPhone programmatically? How do you add static data? Thanks! ...

Can you change the colors of the columns in UIPickerView?

Is it possible to change the color of columns in UIPickerView? For instance, in the standard date picker control, could the day column be green, month be red, and year be purple? Thanks! ...

How Do I Change What the UIPickerView Says?

I am developing an app that uses the PickerView, but I can't figure out how to change what it says. Currently it just says "Cupertino, Sunnyvale, etc" and it won't go up or down. And when I do the simulator, it just shows up as a blue rectangle. ...

UIPickerView selectedRowInComponent: returns stale data after code adjusts it

I have a UIPickerView with multiple components. Some values are grayed out, and my pickerView:didSelectRow:inComponent honors this by shifting the picker component in question to the nearest valid value, much as UIDatePicker moves from "30" to "28" when you select "February". Then it calls a delegate method to announce the adjusted value...