trichview.support
Re: Finding which button was selected |
Author |
Message |
Arthur Dales |
Posted: 02/27/2004 22:19:15 Henry, Thanks. I will probably try this out (and need to someday!). For the moment, Sergey's post (same as the last suggestion in your post) works just the way I need. I just knew there was a simple way to do this that I was missing. - Arthur. "shmp" <[email protected]> wrote in message news:[email protected]... > > Hi, > > > > How do I find out which button was selected when I have more than one > button > > component inserted into a richview document? > > > > Setting the 'tag' when creating the button does not seem to work (checking > > the 'Sender' tag property in the click event returns unpredictable > results), > > and I am having no luck with getting 'GetFocusedItem' to provide any > better > > information (in fact, I am getting access violations, so I figure I am > just > > using it incorrectly). > > DO NOT USE the TButton.Tag, instead you should use the RichView > control tag. > e.g. > if RichView1.GetItemStyle(ItemNo) = rvsComponent then begin > RichView1.GetControlInfo(ItemNo, Name, Ctrl, Align, Tag); > if Tag = ........ then > end; > > or you can use 'name' of the control. > > You have to think of a way to get the ItemNo. > > Setting the control would be > RichView1.AddControlExTag('', MyButton, -1, Align, CountButton); > where countButton is the tag. > > > I am trying to centralize my 'button click' code to one procedure (set > with > > the 'OnClick' property of the button when I create them), and then branch > to > > the required code based on the state of the program. This has been working > > fine while I had just one button on any richview page - but is failing > > miserably when I have to have more than one button. > > You can use OnControlAction. > > If you can add a property of either text or integer in the button component > then > it would be convenient to centralize. > > The OnClick procedure would have something like this: > > Test := TButton(TControl(Sender)).YourAddedProperty; > > The 'Test' could contain the ID you wanted. > > Good luck. > > Henry. |
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