Delphi 2010 新增功能之: 软键盘、触摸键盘(TTouchKeyboard)

unit Unit1;

interface

uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, Keyboard, TeCanvas;

type
TForm1 = class(TForm)
TouchKeyboard1: TTouchKeyboard;
Edit1: TEdit;
Memo1: TMemo;
CheckBox1: TCheckBox;
CheckBox2: TCheckBox;
CheckBox3: TCheckBox;
ButtonColor1: TButtonColor;
ButtonColor2: TButtonColor;
procedure FormCreate(Sender: TObject);
procedure CheckBox1Click(Sender: TObject);
procedure CheckBox2Click(Sender: TObject);
procedure CheckBox3Click(Sender: TObject);
procedure ButtonColor1Click(Sender: TObject);
procedure ButtonColor2Click(Sender: TObject);
end;

var
Form1: TForm1;

implementation

{$R *.dfm}

//是否要背景
procedure TForm1.CheckBox1Click(Sender: TObject);
begin
case CheckBox1.Checked of
True: TouchKeyboard1.DrawingStyle := TCustomTouchKeyboard.TDrawingStyle.dsGradient;
False: TouchKeyboard1.DrawingStyle := TCustomTouchKeyboard.TDrawingStyle.dsNormal;
end; {注意 TDrawingStyle 类型是定义在 TCustomTouchKeyboard 内部的}

case CheckBox1.Checked of
True: CheckBox1.Caption := 'DrawingStyle := dsGradient';
False: CheckBox1.Caption := 'DrawingStyle := dsNormal';
end;
end;

//背景过渡色 - 起始色
procedure TForm1.ButtonColor1Click(Sender: TObject);
begin
TouchKeyboard1.GradientStart := TButtonColor(Sender).SymbolColor;
end;

//背景过渡色 - 终止色
procedure TForm1.ButtonColor2Click(Sender: TObject);
begin
TouchKeyboard1.GradientEnd := TButtonColor(Sender).SymbolColor;
end;

//大小键盘切换
procedure TForm1.CheckBox2Click(Sender: TObject);
begin
case CheckBox2.Checked of
True: begin
TouchKeyboard1.Layout := 'NumPad';
TouchKeyboard1.Width := 180;
TouchKeyboard1.Height := 150;
CheckBox2.Caption := 'Layout := NumPad';
end;
False: begin
TouchKeyboard1.Layout := 'Standard';
TouchKeyboard1.Width := 550;
TouchKeyboard1.Height := 180;
CheckBox2.Caption := 'Layout := Standard';
end; {注意: 这里的 Layout 属性是个字符串}
end;
end;

//更换键名显示, 这在设计时通过 KeyCaptions 属性调整更方便
procedure TForm1.CheckBox3Click(Sender: TObject);
begin
case CheckBox3.Checked of
True: begin
TouchKeyboard1.CaptionOverrides.SetCaption('Esc', '退出');
TouchKeyboard1.CaptionOverrides.SetCaption('Backspace', '退格');
TouchKeyboard1.CaptionOverrides.SetCaption('Del', '删除');
TouchKeyboard1.CaptionOverrides.SetCaption('Enter', '回车');
{Esc Backspace Tab Del Caps Enter LeftShift RightShift LeftCtrl LeftAlt RightAlt RightCtrl}
end;
False: TouchKeyboard1.CaptionOverrides.Clear;
end;
TouchKeyboard1.Redraw; {重绘}
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
Memo1.Font.Color := clBlue;
Memo1.Font.Size := 12;
Memo1.ScrollBars := ssBoth;

Edit1.Font.Color := clRed;
Edit1.Font.Size := 12;

CheckBox1.Caption := '背景色';
CheckBox2.Caption := '大小键盘切换';
CheckBox3.Caption := '功能键重命名';
end;

end.

object Form1: TForm1
Left = 0
Top = 0
Caption = 'Form1'
ClientHeight = 336
ClientWidth = 566
Color = clBtnFace
Font.Charset = DEFAULT_CHARSET
Font.Color = clWindowText
Font.Height = -11
Font.Name = 'Tahoma'
Font.Style = []
OldCreateOrder = False
OnCreate = FormCreate
PixelsPerInch = 96
TextHeight = 13
object TouchKeyboard1: TTouchKeyboard
Left = 8
Top = 148
Width = 550
Height = 180
GradientEnd = clSilver
GradientStart = clGray
Layout = 'Standard'
end
object Memo1: TMemo
Left = 8
Top = 43
Width = 297
Height = 99
Lines.Strings = (
'Memo1')
TabOrder = 1
end
object Edit1: TEdit
Left = 8
Top = 8
Width = 297
Height = 21
TabOrder = 2
Text = 'Edit1'
end
object ButtonColor1: TButtonColor
Left = 327
Top = 43
Width = 102
Caption = 'ButtonColor1'
TabOrder = 3
OnClick = ButtonColor1Click
end
object ButtonColor2: TButtonColor
Left = 448
Top = 43
Width = 102
Caption = 'ButtonColor2'
TabOrder = 4
OnClick = ButtonColor2Click
end
object CheckBox1: TCheckBox
Left = 327
Top = 10
Width = 223
Height = 17
Caption = 'CheckBox1'
TabOrder = 5
OnClick = CheckBox1Click
end
object CheckBox2: TCheckBox
Left = 327
Top = 88
Width = 194
Height = 17
Caption = 'CheckBox2'
TabOrder = 6
OnClick = CheckBox2Click
end
object CheckBox3: TCheckBox
Left = 327
Top = 111
Width = 194
Height = 17
Caption = 'CheckBox3'
TabOrder = 7
OnClick = CheckBox3Click
end
end