blob: f9b5131a9fbcda25f6f68f445792de981da8c49f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
{ Source provided for Free Pascal Bug Report 1204 }
{ Submitted by "Marco van de Voort" on 2000-10-29 }
{ e-mail: marco@freepascal.org }
{$mode delphi}
Uses Sysutils,Classes;
type
TICMPDisplay = procedure(Sender: TObject; Msg : String) of object;
TICMPReply = procedure(Sender: TObject; Error : Integer) of
object;
// The object wich encapsulate the ICMP.DLL
TICMP = class(TObject)
private
FOnDisplay : TICMPDisplay; // Event handler to display
public
constructor Create; virtual;
destructor Destroy; override;
property OnDisplay : TICMPDisplay read FOnDisplay write FOnDisplay;
end;
TPingDisplay = procedure(Sender: TObject; Icmp: TObject; Msg : String) of object;
TPing = class(TComponent)
private
FIcmp : TICMP;
FOnDisplay : TPingDisplay;
protected
procedure IcmpDisplay(Sender: TObject; Msg: String);
public
constructor Create(Owner : TComponent); override;
destructor Destroy; override;
property OnDisplay : TPingDisplay read FOnDisplay
write FOnDisplay;
end;
constructor TICMP.Create;
begin
end;
destructor TICMP.Destroy;
begin
end;
constructor TPing.Create(Owner : TComponent);
begin
Inherited Create(Owner);
FIcmp := TICMP.Create;
FIcmp.OnDisplay := IcmpDisplay;
end;
{* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* * *}
destructor TPing.Destroy;
begin
end;
procedure TPing.IcmpDisplay(Sender: TObject; Msg: String);
begin
if Assigned(FOnDisplay) then
FOnDisplay(Self, Sender, Msg);
end;
begin
end.
|
