是指拥有该组件的父类,即parent组件必定是一个窗口控制组件(Windowed control) 由于组件就是容纳该组件的父类,因此当父类移动时,附着其内的组件也会移动.
Object TreeVIew 里表示的就是这种关系.
1
unit Unit1;
2![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
3
interface
4![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
5
uses
6
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
7
Dialogs, StdCtrls;
8![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
9
type
10
TForm1 = class(TForm)
11
GroupBox1: TGroupBox;
12
Button1: TButton;
13
Button2: TButton;
14
Button3: TButton;
15
Button4: TButton;
16
Button5: TButton;
17
procedure Button5Click(Sender: TObject);
18
procedure Button3Click(Sender: TObject);
19
procedure Button4Click(Sender: TObject);
20
procedure FormCreate(Sender: TObject);
21
private
22
{ Private declarations }
23
public
24
{ Public declarations }
25
end;
26![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
27
var
28
Form1: TForm1;
29![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
30
implementation
31![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
32
uses Unit2;
33![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
34
VAR
35
PB: boolean;
36
{$R *.dfm}
37![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
38
procedure TForm1.Button5Click(Sender: TObject);
39
begin
40
Form2.show
41
end;
42![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
43
procedure TForm1.Button3Click(Sender: TObject);
44
begin
45
GroupBox1.Top := GroupBox1.Top - 10;
46
end;
47![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
48
procedure TForm1.Button4Click(Sender: TObject);
49
begin
50
if PB then
51
BEGIN
52
Button2.Parent := Form2;
53
PB := false;
54
END
55
else
56
BEGIN
57
Button2.Parent := Form1.GroupBox1;
58
PB := true;
59
END;
60
end;
61![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
62
procedure TForm1.FormCreate(Sender: TObject);
63
begin
64
Pb := false;
65
end;
66![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
67
end.
68![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
69![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
2
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
3
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
4
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
5
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
6
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
7
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
8
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
9
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
10
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
11
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
12
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
13
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
14
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
15
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
16
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
17
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
18
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
19
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
20
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
21
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
22
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
23
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
24
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
25
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
26
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
27
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
28
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
29
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
30
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
31
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
32
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
33
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
34
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
35
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
36
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
37
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
38
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
39
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
40
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
41
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
42
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
43
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
44
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
45
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
46
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
47
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
48
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
49
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
50
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
51
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
52
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
53
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
54
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
55
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
56
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
57
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
58
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
59
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
60
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
61
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
62
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
63
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
64
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
65
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
66
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
67
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
68
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
69
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
Owner 生父
何谓Owner?就组件而言 , Owner是指作为其他组件的Owner的父组件,在负责自身 析构时,一起析构它所拥有的其下所Own的组件,也就是于此时释放它自己与它所拥有 组件所占的内存.
1
unit Unit1;
2![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
3
interface
4![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
5
uses
6
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
7
Dialogs, StdCtrls;
8![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
9
type
10
TForm1 = class(TForm)
11
Edit1: TEdit;
12
Button1: TButton;
13
Button2: TButton;
14
procedure Button2Click(Sender: TObject);
15
private
16
{ Private declarations }
17
public
18
{ Public declarations }
19
end;
20![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
21
var
22
Form1: TForm1;
23![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
24
implementation
25
uses
26
unit2;
27
{$R *.dfm}
28![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
29
procedure TForm1.Button2Click(Sender: TObject);
30
begin
31
Form2.show
32
end;
33![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
34
end.
35![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
36![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
2
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
3
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
4
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
5
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
6
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
7
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
8
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
9
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
10
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
11
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
12
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
13
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
14
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
15
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
16
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
17
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
18
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
19
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
20
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
21
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
22
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
23
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
24
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
25
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
26
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
27
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
28
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
29
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
30
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
31
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
32
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
33
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
34
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
35
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)
36
![](https://www.cnblogs.com/Images/OutliningIndicators/None.gif)