You can try dispatching MouseEvents, but I'm not sure that they'll work exactly the same as a Player-generated one.
Gordon Smith Adobe Flex SDK Team From: flexcoders@yahoogroups.com [mailto:flexcod...@yahoogroups.com] On Behalf Of veena pandit Sent: Monday, July 27, 2009 4:17 PM To: flexcoders@yahoogroups.com Subject: Re: [flexcoders] Re: Question about a flex component It is really complex code. I don't understand it yet. On Mon, Jul 27, 2009 at 7:02 PM, Gordon Smith <gosm...@adobe.com<mailto:gosm...@adobe.com>> wrote: Normally only the Player dispatches MouseEvents, in response to the user using the mouse. Why would you want to dispatch a MouseEvent in your code? Gordon Smith Adobe Flex SDK Team From: flexcoders@yahoogroups.com<mailto:flexcoders@yahoogroups.com> [mailto:flexcoders@yahoogroups.com<mailto:flexcoders@yahoogroups.com>] On Behalf Of veena_kris2003 Sent: Monday, July 27, 2009 3:44 PM To: flexcoders@yahoogroups.com<mailto:flexcoders@yahoogroups.com> Subject: [flexcoders] Re: Question about a flex component I fixed it so that I called the change="horizontalScrollListChange(event)". Then I pass in a ListEvent to the horizontalScrollListChange method. Can I dispatch a MouseEvent from the horizontalScrollListChange method? --- In flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com>, Gordon Smith <gosm...@...> wrote: > > That's not how list-based components work. You don't add event listeners to > data items. You listen to events dispatched by the list itself. > > What are you trying to accomplish with your event handlers? > > Gordon Smith > Adobe Flex SDK Team > > From: flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com> > [mailto:flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com>] On > Behalf Of veena_kris2003 > Sent: Saturday, July 25, 2009 3:52 PM > To: flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com> > Subject: [flexcoders] Re: Question about a flex component > > > > My message from earlier today never got posted. How do you add event > listeners to objects in the horizontalList. I added the event listeners to > the objects before I added the objects to the list. The event listener is not > getting called. > > --- In > flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>>, > Gordon Smith <gosmith@> wrote: > > > > You add child components which are UIComponents to a container like HBox. > > > > But you add data items to a list-based control like HorizontalList. These > > data items then get displayed by item renderers, which are children which > > get automatically created to display data items. The children are managed > > by the list, not by you... you manage the data, not the renderers. > > > > By default, data items are expected to have a 'label' property to display, > > unless you set the labelField or labelFunction of the list component. They > > can be plain Objects, or instances of data classes, or anything else, but > > typically they aren't visual components. > > > > Here's an example of adding two data items to a list using ActionScript. > > > > myList.dataProvider = new ArrayCollection(); > > var item:Object; > > item = { label: "One", data: 1 }; > > myList.dataProvider.addItem(item); > > item = { label: "Two", data: 2 }; > > myList.dataProvider.addItem(item); > > > > Gordon Smith > > Adobe Flex SDK Team > > > > From: > > flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>> > > > > [mailto:flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>>] > > On Behalf Of veena_kris2003 > > Sent: Friday, July 24, 2009 3:19 PM > > To: > > flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>> > > Subject: [flexcoders] Re: Question about a flex component > > > > > > > > Please help. The items are being added dynamically to the > > <mx:HorizontalList id="test" bottom="0" width="100%" > > backgroundColor="0x000000" horizontalScrollPolicy="on" > > verticalScrollPolicy="off"/> I debugged the code and the > > items are being added, but I can't see them in the UI. > > If I change mx:HorizontalList to mx:HBox I can see the items > > in the UI. What am I doing wrong? > > > > --- In > > flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>>, > > Gordon Smith <gosmith@> wrote: > > > > > > No, I don't have an example and don't have time to create one for you > > > since I'm a development engineer, not a support engineer. But here is > > > what you should try, learning as you go: > > > > > > 1. Create an app with an <mx:HorizontalList>. > > > 2. Make it show data items by assigning its dataProvider. Put in more > > > data items that will fit. > > > 3. Turn off its scrollbar by setting horizontalScrollPolicy="off". > > > 4. Create <mx:Button>s for "Previous" and "Next", positioned to the left > > > and right of the HorizontalList. > > > 5. In their 'click' handlers, put code like > > > horizontalList.horizontalScrollPosition += 1. Use -= for the Previous > > > button. > > > > > > Gordon Smith > > > Adobe Flex SDK Team > > > > > > From: > > > flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>> > > > > > > [mailto:flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>>] > > > On Behalf Of veena_kris2003 > > > Sent: Thursday, July 23, 2009 4:42 PM > > > To: > > > flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>> > > > Subject: [flexcoders] Re: Question about a flex component > > > > > > > > > > > > Do you mind posting an example. It sounds like this is what I was looking > > > for. I need a horizontal list component with an icon at the right end of > > > the component that I can click and scroll to more items. > > > > > > Thanks, > > > > > > Veena > > > > > > --- In > > > flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>>, > > > Gordon Smith <gosmith@> wrote: > > > > > > > > Why not just allow scrolling instead of paging? Scrolling components > > > > can scroll through thousands of items quickly. > > > > > > > > Suppose there are 100 items and you can only see 10 at a time. So first > > > > you see 0-9. When you click the icon you see 10-19. When you click it > > > > again you'd see 20-29. So you'd need another icon ("previous page" > > > > instead of "next page") to go back to 10-19 and then 0-9. > > > > > > > > Gordon Smith > > > > Adobe Flex SDK Team > > > > > > > > From: > > > > flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>> > > > > > > > > [mailto:flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>>] > > > > On Behalf Of veena pandit > > > > Sent: Thursday, July 23, 2009 10:22 AM > > > > To: > > > > flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>><mailto:flexcoders%40yahoogroups.com<mailto:flexcoders%2540yahoogroups.com>> > > > > Subject: [flexcoders] Question about a flex component > > > > > > > > > > > > Hi, > > > > > > > > I am new to Flex. I am looking for help on designing a custom component > > > > that will > > > > hold a lot of items. When the items exceed the number that are visible > > > > in the ui > > > > of this horizontal component on the webpage an icon appears, which if > > > > you click > > > > will show a list of the other components you can click again and > > > > restore the ui with > > > > that item. Hope you understand what I am talking about. If not please > > > > post for clarification. > > > > > > > > Thanks in advance, > > > > > > > > Veena > > > > > > > > > >
