added 'search by name' function

UnitFormGrid.dfm

@@ -1,8 +1,8 @@
 object FormGrid: TFormGrid
   Left = 0
   Top = 0
-  Width = 365
-  Height = 340
+  Width = 448
+  Height = 418
   AutoScroll = True
   Caption = 'FormGrid'
   Color = clBtnFace
@@ -17,6 +17,13 @@ object FormGrid: TFormGrid
   OnClose = FormClose
   PixelsPerInch = 96
   TextHeight = 13
+  object Label1: TLabel
+    Left = 48
+    Top = 228
+    Width = 46
+    Height = 13
+    Caption = 'Pesquisa:'
+  end
   object StringGrid1: TStringGrid
     Left = 8
     Top = 35
@@ -33,16 +40,17 @@ object FormGrid: TFormGrid
   object ToolBar1: TToolBar
     Left = 0
     Top = 0
-    Width = 349
+    Width = 432
     Height = 29
-    ButtonHeight = 25
+    ButtonHeight = 21
     Caption = 'ToolBar1'
     TabOrder = 1
+    ExplicitWidth = 349
     object btExcluir: TButton
       Left = 0
       Top = 0
       Width = 70
-      Height = 25
+      Height = 21
       Caption = 'Excluir'
       TabOrder = 0
       OnClick = btExcluirClick
@@ -51,11 +59,19 @@ object FormGrid: TFormGrid
       Left = 70
       Top = 0
       Width = 70
-      Height = 25
+      Height = 21
       Caption = 'Escolher'
       Default = True
       TabOrder = 1
       OnClick = btEscolherClick
     end
   end
+  object edPesquisa: TEdit
+    Left = 100
+    Top = 225
+    Width = 121
+    Height = 21
+    TabOrder = 2
+    OnChange = edPesquisaChange
+  end
 end

UnitFormGrid.pas

@@ -13,12 +13,16 @@ type
     ToolBar1: TToolBar;
     btExcluir: TButton;
     btEscolher: TButton;
+    edPesquisa: TEdit;
+    Label1: TLabel;
     procedure geraGrid(wLista: TLista; wClass: TClass);
     procedure FormClose(Sender: TObject; var Action: TCloseAction);
     procedure btExcluirClick(Sender: TObject);
     procedure btEscolherClick(Sender: TObject);
+    procedure edPesquisaChange(Sender: TObject);
   private
     { Private declarations }
+    palavra: string;
   public
     { Public declarations }
   end;
@@ -64,6 +68,42 @@ begin
 
 end;
 
+procedure TFormGrid.edPesquisaChange(Sender: TObject);
+var
+  wString: string;
+  wCont: integer;
+  wObj: TObject;
+  wCont2: integer;
+  wCheckString: string;
+  wLista: TLista;
+begin
+  palavra := edPesquisa.Text;
+  wCheckString := '';
+  wLista := TLista.Create;
+  for wCont := 0 to FLista.Count-1 do
+    begin
+      wObj := FLista.getObjectByIndex(wCont);
+      if FClass = TCidade then
+         begin
+           with wObj as TCidade do
+             begin
+               for wCont2 := 1 to wCidade.Length do
+                 begin
+                   wCheckString := wCheckString + Copy(wCidade, wCont2, 1);
+                   if wCheckString = palavra then
+                      begin
+                        ShowMessage(wCheckString);
+                        wLista.Inserir(wObj, TCidade);
+                        exit;
+                      end;
+                 end;
+             end;
+         end;
+    end;
+  FormGrid.geraGrid(wLista, TCidade);
+
+end;
+
 procedure TFormGrid.FormClose(Sender: TObject; var Action: TCloseAction);
 begin
   Action := caFree;