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
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
program tabtest;
{$mode objfpc}{$H+}
uses
{$IFDEF UNIX}{$IFDEF UseCThreads}
cthreads,
{$ENDIF}{$ENDIF}
Classes, fpgfx, gfx_widget, gfxbase, gui_form, gui_tab, gui_button,
gui_label, gui_edit, gui_checkbox, gui_combobox;
type
TMainForm = class(TfpgForm)
private
btnQuit: TfpgButton;
pcMain: TfpgPageControl;
tsOne: TfpgTabSheet;
tsTwo: TfpgTabSheet;
tsThree: TfpgTabSheet;
tsFour: TfpgTabSheet;
btn2, btn3, btn4: TfpgButton;
chkSort: TfpgCheckBox;
cbTabPos: TfpgComboBox;
procedure btnQuitClick(Sender: TObject);
procedure btn2Click(Sender: TObject);
procedure btn3Click(Sender: TObject);
procedure chkSortChange(Sender: TObject);
procedure cbTabPosChanged(Sender: TObject);
public
constructor Create(AOwner: TComponent); override;
end;
{ TMainForm }
procedure TMainForm.btnQuitClick(Sender: TObject);
begin
Close;
end;
procedure TMainForm.btn2Click(Sender: TObject);
begin
pcMain.ActivePageIndex := 0;
end;
procedure TMainForm.btn3Click(Sender: TObject);
var
i: integer;
begin
i := tsFour.PageIndex + 1;
if i > pcMain.PageCount-1 then // we reached the end so start from front
i := 0;
tsFour.PageIndex := i;
end;
procedure TMainForm.chkSortChange(Sender: TObject);
begin
pcMain.SortPages := chkSort.Checked;
btn3.Enabled := not chkSort.Checked;
end;
procedure TMainForm.cbTabPosChanged(Sender: TObject);
begin
if cbTabPos.FocusItem = 1 then
pcMain.TabPosition := tpTop
else
pcMain.TabPosition := tpBottom;
end;
constructor TMainForm.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
WindowTitle := 'Tab control test';
SetPosition(100, 100, 566, 350);
btnQuit := CreateButton(self, 476, 320, 80, 'Quit', @btnQuitClick);
btnQuit.ImageName := 'stdimg.Quit';
btnQuit.ShowImage := True;
btnQuit.Anchors := [anRight, anBottom];
pcMain := TfpgPageControl.Create(self);
pcMain.Top := 10;
pcMain.Left := 10;
pcMain.Width := Width - 20;
pcMain.Height := 300;
pcMain.Anchors := [anLeft, anTop, anRight, anBottom];
// Tab One
tsOne := TfpgTabSheet.Create(pcMain);
tsOne.Text := 'Tab One';
CreateLabel(tsOne, 15, 50, 'TabSheet One');
CreateLabel(tsOne, 15, 30, 'Resize form to see PageControl left/right buttons in action.');
CreateEdit(tsOne, 15, 100, 150, 25);
// Tab Two
tsTwo := TfpgTabSheet.Create(pcMain);
tsTwo.Text := 'Tab Two';
CreateLabel(tsTwo, 50, 50, 'TabSheet Two');
CreateButton(tsTwo, 50, 100, 80, 'Button1', nil);
// Tab Three
tsThree := TfpgTabSheet.Create(pcMain);
tsThree.Text := 'Tab Three';
CreateLabel(tsThree, 80, 50, 'TabSheet Three');
// Tab Four
tsFour := TfpgTabSheet.Create(pcMain);
tsFour.Text := 'This is one long text caption';
tsFour.BackgroundColor := clMediumSeaGreen;
pcMain.ActivePage := tsOne;
btn2 := CreateButton(self, 10, 320, 80, 'Page 1', @btn2Click);
btn2.Anchors := [anLeft, anBottom];
btn3 := CreateButton(self, 100, 320, 80, 'Reorder Tab', @btn3Click);
btn3.Anchors := [anLeft, anBottom];
chkSort := CreateCheckBox(self, 190, 320, 'Sort Tabs');
chkSort.OnChange := @chkSortChange;
cbTabPos := CreateComboBox(self, 300, 320, 80, nil);
cbTabPos.Items.Add('tpTop');
cbTabPos.Items.Add('tpBottom');
cbTabPos.FocusItem := 1;
cbTabPos.OnChange := @cbTabPosChanged;
end;
procedure MainProc;
var
frm: TMainForm;
begin
fpgApplication.Initialize;
frm := TMainForm.Create(nil);
frm.Show;
fpgApplication.Run;
frm.Free;
end;
begin
MainProc;
end.
|
