Delphi 操作一个桌面泡泡程序

本文主要是介绍Delphi 操作一个桌面泡泡程序，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

在网上转的时候看到了一篇文章关于透明显示PNG图片的例子，于是突发奇想做了一个桌面泡泡程序，程序做的比简陋没有什么技术可讲，发上来希望给大家带来点启发。高手跳过：

主要是通过窗体实现的；见笑了；

程序在Delphi 2010可编译通过；

下面就是这个程序的源码

unit Unit1;interfaceusesWindows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,Dialogs, StdCtrls,Unit2, MPlayer, ExtCtrls,Unit3, Unit4, Menus, pngimage;typeTForm1 = class(TForm)Timer1: TTimer;Timer2: TTimer;Timer3: TTimer;PopupMenu1: TPopupMenu;N1: TMenuItem;N2: TMenuItem;N3: TMenuItem;procedure Button1Click(Sender: TObject);procedure Timer1Timer(Sender: TObject);procedure Timer2Timer(Sender: TObject);procedure Timer3Timer(Sender: TObject);procedure FormCreate(Sender: TObject);procedure N1Click(Sender: TObject);procedure N2Click(Sender: TObject);procedure N3Click(Sender: TObject);private{ Private declarations }public{ Public declarations }end;//从文件加载PNG
procedure YXForm_FormFile(AForm: TForm; AFileName: string);//从资源加载PNg
procedure YXForm_FromResource(AForm: TForm; ResName: string; ResTYPE: PWideChar;Instance:HINST = 0);//从图像对象加载procedure YXForm_FromGraphic(AForm: TForm; AGraphic: TGraphic);
varForm1: TForm1;implementation{$R *.dfm}procedure YXForm_FormFile(AForm: TForm; AFileName: string);
varwic : TWICImage;
beginwic := TWICImage.Create;     //创建一个wic.LoadFromFile(AFileName);  //加载图片路径;YXForm_FromGraphic(AForm, wic);wic.Free;end;///procedure YXForm_FromResource(AForm : TForm; ResName : String;ResType : PWideChar; Instance : HINST);
var  wic : TWICImage;
r : TResourceStream;
begin  if Instance = 0 then    Instance := HInstance;r := TResourceStream.Create(Instance, ResName, ResType);wic := TWICImage.Create;wic.LoadFromStream(r);YXForm_FromGraphic(AForm, wic);wic.Free;  r.Free;
end;//
procedure YXForm_FromGraphic(AForm : TForm; AGraphic : TGraphic);
var  ptDst, ptSrc: TPoint;Size: TSize;BlendFunction: TBlendFunction;bmp : TBitmap;beginbmp := TBitmap.Create;bmp.Assign(AGraphic);ptDst := Point(AForm.Left, AForm.Top);ptSrc := Point(0, 0);Size.cx := AGraphic.Width;Size.cy := AGraphic.Height;BlendFunction.BlendOp := AC_SRC_OVER;BlendFunction.BlendFlags := 0;BlendFunction.SourceConstantAlpha := $FF;// 透明度BlendFunction.AlphaFormat := AC_SRC_ALPHA;SetWindowLong(AForm.Handle, GWL_EXSTYLE, GetWindowLong(AForm.Handle,GWL_EXSTYLE) or WS_EX_LAYERED);UpdateLayeredWindow(AForm.Handle,AForm.Canvas.Handle,@ptDst,@Size,bmp.Canvas.Handle,@ptSrc,0,@BlendFunction,ULW_ALPHA);bmp.Free();end;procedure TForm1.Button1Click(Sender: TObject);
varff:Tform;
beginff:=Tform2.Create(Self);YXForm_FormFile(ff,'1.png');ff.Show;{MediaPlayer1.FileName :='data\1.wav';MediaPlayer1.Open;MediaPlayer1.Play;}end;procedure HideApplication(HideOnStartUp: Boolean = False);
begin {sail2000#126.com}if HideOnStartUp thenApplication.ShowMainForm := False;if Application.MainFormOnTaskBar and (Application.MainForm <> nil) thenbeginShowWindow(Application.MainForm.Handle, sw_Hide)endelsebeginShowWindow(Application.Handle, sw_Hide); //唉。。。end;
end;procedure TForm1.FormCreate(Sender: TObject);beginHideApplication;YXForm_FormFile(Form1,'main.png');Application.Title :='Windows 桌面泡泡程序';end;procedure TForm1.N1Click(Sender: TObject);
begin
ShowMessage('本软件是使用Delphi当中的TWICImage类来实现的，本软件是使用Delphi2010环境下编译的。');
end;procedure TForm1.N2Click(Sender: TObject);
begin
ShowMessage('  软件名称：WIndows桌面美化工具;');
end;procedure TForm1.N3Click(Sender: TObject);
begin
Application.Terminate ;
end;procedure TForm1.Timer1Timer(Sender: TObject);
varff:Tform;
beginff:=Tform2.Create(Self);YXForm_FormFile(ff,'1.png');ff.Show;
end;procedure TForm1.Timer2Timer(Sender: TObject);
vardd:Tform;
begindd:=TForm3.Create(Self);YXForm_FormFile(dd, '01.png');dd.Show;end;procedure TForm1.Timer3Timer(Sender: TObject);
varcc:Tform;begincc:=TForm4.Create(Self);YXForm_FormFile(cc, '01.png');cc.Show;
end;end.

unit Unit2;interfaceusesWindows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,Dialogs, ExtCtrls, StdCtrls;typeTForm2 = class(TForm)Timer1: TTimer;Timer2: TTimer;Timer3: TTimer;procedure Timer1Timer(Sender: TObject);procedure ftop;procedure FormMouseMove(Sender: TObject; Shift: TShiftState; X, Y: Integer);procedure FormMouseLeave(Sender: TObject);procedure Timer2Timer(Sender: TObject);procedure Timer3Timer(Sender: TObject);procedure FormCreate(Sender: TObject);private{ Private declarations }public{ Public declarations }end;varForm2: TForm2;implementation{$R *.dfm}
uses
Unit1;procedure recordrec;
vardata:TextFile;
constpath= 'rec.txt';beginAssignFile(data, path);Append(data);Writeln(data,'left:= '+ IntToStr(form2.Left));Writeln(data,'     top:= '+inttostr( form2.top) );CloseFile(data);end;procedure TForm2.FormCreate(Sender: TObject);
beginend;procedure TForm2.FormMouseLeave(Sender: TObject);
begin
Timer1.Enabled :=true;
end;procedure TForm2.FormMouseMove(Sender: TObject; Shift: TShiftState; X,Y: Integer);
begin
timer1.Enabled :=false;end;procedure TForm2.ftop;
beginSelf.Left :=Self.Left +1;self.Top :=self.Top +1;
end;procedure TForm2.Timer1Timer(Sender: TObject);
begin
self.Left :=self.Left -1;
self.Top :=Self.Top -1;if Self.Top =400 then
begin
Timer1.Enabled :=False;
Timer2.Enabled :=true;end;end;procedure TForm2.Timer2Timer(Sender: TObject);
begin
self.Left :=self.Left +1;
self.Top :=Self.Top -1;if Self.Top =208  then
beginTimer2.Enabled :=False;Timer3.Enabled :=true;
end;end;procedure TForm2.Timer3Timer(Sender: TObject);
beginself.Left :=self.Left -1;
self.Top :=Self.Top -1;
if Self.Top <0 then
BEGINSELF.Free;
close;END;
end;end.

unit Unit3;interfaceusesWindows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,Dialogs, ExtCtrls;typeTForm3 = class(TForm)Timer1: TTimer;Timer2: TTimer;Timer3: TTimer;procedure Timer1Timer(Sender: TObject);procedure Timer2Timer(Sender: TObject);procedure Timer3Timer(Sender: TObject);procedure FormMouseMove(Sender: TObject; Shift: TShiftState; X, Y: Integer);procedure FormMouseLeave(Sender: TObject);procedure FormCreate(Sender: TObject);private{ Private declarations }public{ Public declarations }end;varForm3: TForm3;implementation{$R *.dfm}procedure TForm3.FormCreate(Sender: TObject);
beginend;procedure TForm3.FormMouseLeave(Sender: TObject);
begin
self.Timer1.Enabled :=True;
end;procedure TForm3.FormMouseMove(Sender: TObject; Shift: TShiftState; X,Y: Integer);
begin
Self.Timer1.Enabled :=False;
end;procedure TForm3.Timer1Timer(Sender: TObject);
begin
self.Left :=self.Left -1;
self.Top :=Self.Top -1;if Self.Top =500 then
begin
Timer1.Enabled :=False;
Timer2.Enabled :=true;
end;
end;procedure TForm3.Timer2Timer(Sender: TObject);
begin
self.Left :=self.Left +1;
self.Top :=Self.Top -1;if Self.Top =300  then
beginTimer2.Enabled :=False;Timer3.Enabled :=true;
end;
end;procedure TForm3.Timer3Timer(Sender: TObject);
beginself.Left :=self.Left -1;
self.Top :=Self.Top -1;
if Self.Top <0 then
BEGINSELF.Free;
close;
end;
end;end.

unit Unit4;interfaceusesWindows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,Dialogs, ExtCtrls;typeTForm4 = class(TForm)Timer1: TTimer;procedure Timer1Timer(Sender: TObject);procedure FormMouseMove(Sender: TObject; Shift: TShiftState; X, Y: Integer);procedure FormMouseLeave(Sender: TObject);procedure FormCreate(Sender: TObject);private{ Private declarations }public{ Public declarations }end;varForm4: TForm4;implementation{$R *.dfm}procedure TForm4.FormCreate(Sender: TObject);
beginend;procedure TForm4.FormMouseLeave(Sender: TObject);
begin
self.Timer1.Enabled :=true;
end;procedure TForm4.FormMouseMove(Sender: TObject; Shift: TShiftState; X,Y: Integer);
begin
Self.Timer1.Enabled :=False;
end;procedure TForm4.Timer1Timer(Sender: TObject);
begin
self.Top :=self.Top -1;
if self.Top < 0 then
Close;
end;end.