Changing the Title of a Print Dialog in Delphi The TPrintDialog component displays a standard Windows dialog box for sending jobs to a printer. Unfortunately, the TPrintDialog does not expose the Title property. By handing the OnShow event of a print dialog you can specify the text for the dialog’s tit... |
How To Show The Print Dialog And Print Text Files This code show an example of how to print a text of a RichEdit component.unit Unit1; interface uses Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls, ComCtrls; type TForm1 = class(TForm) ... |
Print HTML In C# With Or Without The Web Browser Control And The Print Dialog Printing with the web browser control in .NET platform is not hard work. But the challenge for me was to navigate to a specific URL and then print the document with a single click event. There was another challenge I had to face,when I tried to print an HT... |
A Customizable Printing Text Class At least once,in the life of a programmer,it succeeds that the moment arrives to print a text document. The task is quite simple for a .NET programmer,but even more with PrintTextDocument class. This class was written to help in printing text documents,add... |
Simplified .NET Printing In C# This is a .NET approach to Simplified Printing in which,we are going to use a RichTextBox to cache all of our text for printing in printDocument.// Form Loadprivate void Form1_Load(object sender,System.EventArgs e){ |
How To Print Text In C# If you want to use MultipadPrintDocument in your own code,it's best to rename the class and its constructor to something more appropriate. Then add a variable of type XXXPrintDocument to your form and implement the menu items as follows:void OnFilePrint(Ob... |
Printing A Page how to print the current page |
Get A Print Dialog Box By Clicking A Button In some applications,some times we need a print buttonHere is a sample tip code to get print properties. |
How Do I Remove The Application Icon From The Taskbar? To remove the icon from the taskbar, you need to call a Windows API call:BOOL ShowWindow(HWND hwnd,int nCmdShow);Delphi makes it very easy to use this command. All you need to do is supply the Application.handle and SW_HIDE to remove the icon from the task... |
How To Make An Animated Application Icon Show how to create an animated icon in your programvar icon1:Boolean; ... procedure TForm1.Timer1Timer(Sender: TObject); begin if icon1=false then begin Application.icon:=Image1.Picture.Icon; icon1:=tru... |
How To Pass The Focus To The Next/prior Control Shows how to activate the next or prior control in a formnext control: SendMessage(Form1.Handle, WM_NEXTDLGCTL, 0, 0); prior control: SendMessage(Handle, WM_NEXTDLGCTL, 1, 0); |
How To Make Rounded Windows Create a different form in your application...procedure TForm1.FormCreate(Sender:TObject); var region: HRgn; begin region:=CreateEllipticRgn(1,1,200,200); SetWindowRgn(handle, region, true); end; |
How To Get Windows Uptime Find how long Windows has been working...function UpTime: string; const ticksperday : integer = 1000 * 60 * 60 * 24; ticksperhour : integer = 1000 * 60 * 60; ticksperminute : integer = 1000 * 60; tickspersecond : integer = 1000; var t : longword; &nb... |
How To Find Out Total And Available Memory Get the total and available memory in your system. (Total free memory space in your system)procedure TForm1.Button1Click(Sender: TObject); var memory:TMemoryStatus; begin memory.dwLength:=sizeof(memory); GlobalMemoryStatus(memory); &nb... |
How To Change The System Time This code shows how to set the system time to another value.procedure TForm1.Button1Click(Sender: TObject); var systemtime : TSystemTime; NewTime:string; begin NewTime:='13:58:00'; DateTimeToSystemTime( D... |
How To Get The Windows OS Version Identify the Windows version of your systemfunction GetWindowsVersion : string; var OsVinfo : TOSVERSIONINFO; HelpStr : array[0..50] of char; begin ZeroMemory(@OsVinfo,sizeOf(OsVinfo));... |
How To Change The Desktop Wallpaper Change the wallpaper of your system by codeuses Registry, WinProcs; procedure SetWallpaper( sWallpaperBMPPath : String; bTile : boolean );&... |
How To Get The Windows Language Obtains the language that Windows is using.function Language:string; var sLangID:LangID; sLanguage: array [0..100] of char; begin sLangID:=GetSystemDefaultLangID; VerLanguageName(sLangID,sLang... |
How To Make A Gradient Filled Form Show how to paint a form in a different way...procedure TForm1.FormPaint(Sender: TObject); var Row, Ht: Word; IX: Integer; begin iX :=200 ; Ht:=(ClientHeight + 512) div 256; for Row := 0 to 512 do begin &nbs... |
How can I hide the caption bar on a form? To hide the caption bar you need to override on of the default form methods CreateParams (this also exists for other objects).The CreateParams method initializes a window-creation parameter record passed in the Params parameter (ref:Delphi Help).Go to the ... |
How To Send An E-mail By Code Use this function to send an e-mail through your program. You must have the component TNMSMTP from FastNet tools. This component is included in Delphi 4-5 Professional and Enterpriseprocedure TForm1.Button1Click(Sender: TObject); begin NMSMTP1.Host ... |
How To Open Url In Default Webbrowser Use this function to open your browser with a given URL.uses shellapi; .... procedure TForm1.Label1Click(Sender:TObject); begin shellexecute(handle,'open','http://www.swissdelphicenter.ch', nil,nil,sw_show); ... |
How To Check If A Soundcard Is Installed Use this code to verify if a soundcard is installed in your systemuses mmsystem; ... function Soundkarte:Boolean; begin Result := WaveOutGetNumDevs >0; end; |
How To Change Screen Resolution Change the resolution of your screen.Actually I've ever used this function for TV-based software development, because of TV-resolution.{ The function NewRes can have the following result: DISP_CHANGE_SUCCESSFUL The settings change was successful. DISP_CHAN... |
How To Force The Correct Decimal Separator Some English speaking countries use the "point" as decimal separator, while the rest of the world is using the "comma". How can you make sure that the user will press the correct key when entering a number with a decimal fraction? With the code in this exa... |
How To Register Own File Types Use the registry to register your own filetypeuses registry; procedure TForm1.RegisterFileType(prefix:String; exepfad:String); var reg:TRegistry; begin reg:=TRegistry.Create; reg.RootKey:=HKEY_CLASSES_ROOT; |
How To Get Volume Name Obtains the volume name of a indicated drivefunction VolumeName(Laufwerk: Char): string; var max, Flags: DWORD; Buf: array [0..MAX_PATH] of Char; begin try GetVolumeInformation(PChar(Laufwerk + ':'), Buf, sizeof(Buf), nil, max, F... |
How To Get Windows And System Directory Get the name of the Windows and System directory used in your systemfunction GetWinDir: String; var dir: array [0..max_path] of char; begin GetWindowsDirectory(dir, max_path); result:=StrPas(dir); end; function GetSysDir: String; var &nb... |
Get The Drive Type Shows how to identify the type of the drive you are acessing.procedure TForm1.Button1Click(Sender: TObject); var typ:Integer; s: string; begin s:='C:'; typ:=GetDriveType(PChar(s)); if Typ <> 0 then case typ of &nbs... |
How can I modify aliases programmatically ? Take a look at TDatabase. You can set the Alias property to the physical path at runtime. InstallShield Express, which ships with D2 and D3 (and greater)lets you define new aliases with paths relative to the directory where the user installs the program.Th... |