procedure TMainForm.DBGrid1DrawColumnCell(Sender: TObject;
const Rect: TRect; DataCol: Integer; Column: TColumn;
State: TGridDrawState);
var i :integer;
begin
if gdSelected in State then Exit;
//定义表头的字体和背景颜色：
for i :=0 to (Sender as TDBGrid).Columns.Count-1 do
begin
(Sender as TDBGrid).Columns.Title.Font.Name :='宋体'; //字体
(Sender as TDBGrid).Columns.Title.Font.Size :=9; //字体大小
(Sender as TDBGrid).Columns.Title.Font.Color :=$000000ff; //字体颜色(红色)
(Sender as TDBGrid).Columns.Title.Color :=$0000ff00; //背景色(绿色)
end;
//隔行改变网格背景色：
if Query1.RecNo mod 2 = 0 then
(Sender as TDBGrid).Canvas.Brush.Color := clInfoBk //定义背景颜色
else
(Sender as TDBGrid).Canvas.Brush.Color := RGB(191, 255, 223); //定义背景颜色
//定义网格线的颜色：
DBGrid1.DefaultDrawColumnCell(Rect,DataCol,Column,State);
with (Sender as TDBGrid).Canvas do //画 cell 的边框
begin
Pen.Color := $00ff0000; //定义画笔颜色(蓝色)
MoveTo(Rect.Left, Rect.Bottom); //画笔定位
LineTo(Rect.Right, Rect.Bottom); //画蓝色的横线
Pen.Color := $0000ff00; //定义画笔颜色(绿色)
MoveTo(Rect.Right, Rect.Top); //画笔定位
LineTo(Rect.Right, Rect.Bottom); //画绿色的竖线
end;
end;
