![]() However I never tested with the new versions to find out if this potential bug had been fixed. Nowadays, I use more often Listview (dynamic appearance) than ListBox, Writing this other tutorial, I bang another time in this "empty object problem" I override also playing with link (disabling/enabling) and not only with the BeginUpdate/EndUpdate. Itembtn := ListBoxItem.FindStyleResource('button') as TSpeedButton // if Assigned(Itembtn) then // Itembtn.Text := 'Btn Hello!' It works better (only speedbutton hidden)īut if you code (here, I test my new style) LoadFromFile ( 'D:\XE8\icons8-planète-terre-48.png' ) Īs you can see, stile using findstyleresource coding Ideas : Try yo use standard stylenames i.e. If you read French (google trad can be a friend), I wrote a tutorial long time ago ( ). Indeed, a test with D10 reproduces this behavior (I only had to change a few lines of your program, and use default style removing default, renaming windows 7 to blank -> default). I had this problem long time ago but don't remember how I manage it! ![]() LoadFromFile ( 'E:\badger_1f9a1.png' ) ListBoxItem. if Assigned ( ItemCircle ) then ItemCircle. FindStyleResource ( 'Img' ) as TCircle // We're going to set the text of the object to be whatever the caption should be. Text := 'Hello World!' ItemCircle := ListBoxItem. FindStyleResource ( 'BtnRemove' ) as TSpeedButton // We're going to set the text of the object to be whatever the caption should be. ![]() Text := 'Hello World!' Itembtn := ListBoxItem. FindStyleResource ( 'BtnAddFriend' ) as TSpeedButton // We're going to set the text of the object to be whatever the caption should be. FindStyleResource ( 'TxtUser' ) as TText // We're going to set the text of the object to be whatever the caption should be. StyleLookup := 'NewList' // Next up, we're going to populate ItemText with the Caption of the Style using a style name lookup. Width := 336 // Associate the Style you created with the ListBoxItem - not the ListBox itself. ![]() Create ( self ) // now, we set a parent for this item // ListBox1.BeginUpdate ListBoxItem. Itembtn : TSpeedButton ItemCircle : TCircle begin // First, we create an empty ListBoxItem with no parent ListBoxItem := TListBoxItem. Var ListBoxItem : TListBoxItem ItemText : TText // if you get an error here, ensure that FMX.Objects is included in your uses above. I have A problem when customize Listbox item Using This tutorial ListBox All things Is ok But when scroll box the Listbox all object is empty ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |