易截截图软件、单文件、免安装、纯绿色、仅160KB

Delphi实现透明窗体

unit unitMain;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;
type
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Button3: TButton;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
procedure FormCreate(Sender: TObject);
private
{ Private declarations }
procedure WMGetMinMaxInfo(var msg: TWMGetMinMaxInfo); message WM_GETMINMAXINFO;
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.FormCreate(Sender: TObject);
var
FullRgn, ClientRgn, ButtonRgn: THandle;
Margin, X, Y: Integer;
begin
Margin := (Width - ClientWidth) div 2;
FullRgn := CreateRectRgn(0, 0, Width, Height);
X := Margin;
Y := Height - ClientHeight - Margin;
ClientRgn := CreateRectRgn(X, Y, X + ClientWidth, Y + ClientHeight);
CombineRgn(FullRgn, FullRgn, ClientRgn, RGN_DIFF);
X := X + Button1.Left;
Y := Y + Button1.Top;
ButtonRgn := CreateRectRgn(X, Y, X + Button1.Width, Y + Button1.Height);
CombineRgn(FullRgn, FullRgn, ButtonRgn, RGN_OR);
SetWindowRgn(Handle, FullRgn, True);
end;
procedure TForm1.Button1Click(Sender: TObject);
var
lf : TLogFont;
tf : TFont;
begin
with Form1.Canvas do
begin
Font.Name := 'Arial';
Font.Size := 24;
tf := TFont.Create;
try
tf.Assign(Font) ;
GetObject(tf.Handle, sizeof(lf), @lf) ;
lf.lfEscapement := 450;
lf.lfOrientation := 450;
tf.Handle := CreateFontIndirect(lf) ;
Font.Assign(tf) ;
finally
tf.Free;
end;
TextOut(20, Height div 2, 'Rotated Text!') ;
end;
end;
procedure TForm1.WMGetMinMaxInfo(var msg: TWMGetMinMaxInfo);
begin
inherited;
with msg.MinMaxInfo^.ptMaxTrackSize do
begin
X := GetDeviceCaps(Canvas.Handle, HORZRES)


相关文档:

delphi启动服务停止服务新建服务的方法

 
unit Servicescontrol;
   
interface  
uses Windows,Messages,SysUtils,Winsvc,Dialogs;
   
function StartServices(Const SvrName:String):Boolean;
function StopServices(Const SvrName:String):Boolean;
function QueryServiceStatu(Const SvrName:  ......

Delphi~~

   最近要做一个图书管理系统,并且是用Delphi软件开发,很多都不懂,本来是可以从网上下载,学习一下的,可是不知道怎么破解登陆密码,运行时没办法登陆进去,5555~~好好学习,有高手指点就好了…… ......

在Delphi中使用正则表达式

//参考地址:http://www.wangchao.net.cn/bbsdetail_41190.html
一、微软RegExp
      1. 下载并安装最新版的"Microsoft(r) Windows(r) Script"
  2. RegExp包含在vbscript.dll中所以我们必须先注册regsvr32 vbscript.dll
  注(安装了Ie5后默认已经包含该控件)
  3.在Delph ......

Delphi 资源


 关于IntraWeb程序在编译时出现错误的解决方法
错误提示:[Error] IWLicenseKey.pas(12): Undeclared identifier: 'SetLicenseKey'
处理方法:进入菜单Tools->Environment Options,选择‘Library’,将'Library path'参数中有关intraweb的目录放在前面即可。
使用&n ......

delphi中用ado连接oracle 10g

2009-12-01  00:41:35
之前安装了oracle 10g,后来为了在C#里面连接oracle,安装了ODAC,之后连接数据库时,填写数据库服务名,总是会出错,连接测试无法通过,不填数据库服务名,倒还可以通过连接测试
今晚终于查到原因了。。。
系统属性那里的环境变量,path这里,oracle的两个默认路径:
d:\oracle\product\10. ......
© 2009 ej38.com All Rights Reserved. 关于E健网联系我们 | 站点地图 | 赣ICP备09004571号