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{
This demonstrates the usage of ICommand and ICommandHolder. They work
similar to Delphi's TAction classes
}
unit frm_main;
{$mode objfpc}{$H+}
interface
uses
SysUtils, Classes, fpg_base, fpg_main, fpg_form, fpg_button,
fpg_memo, fpg_menu, fpg_label, fpg_trackbar;
type
TMainForm = class(TfpgForm)
private
{@VFD_HEAD_BEGIN: MainForm}
btnAdd: TfpgButton;
memName1: TfpgMemo;
btnQuit: TfpgButton;
MainMenu: TfpgMenuBar;
mnuFile: TfpgPopupMenu;
btnShowBorderless: TfpgButton;
btnShowSplash: TfpgButton;
Label1: TfpgLabel;
{@VFD_HEAD_END: MainForm}
public
procedure AfterCreate; override;
end;
TBorderLessForm = class(TfpgForm)
private
{@VFD_HEAD_BEGIN: BorderLessForm}
btnClose: TfpgButton;
Label1: TfpgLabel;
TrackBar1: TfpgTrackBar;
{@VFD_HEAD_END: BorderLessForm}
public
constructor Create(AOwner: TComponent); override;
procedure AfterCreate; override;
class procedure Execute;
end;
{@VFD_NEWFORM_DECL}
implementation
uses
commands;
{@VFD_NEWFORM_IMPL}
{ TBorderLessForm }
constructor TBorderLessForm.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
Include(FWindowAttributes, waBorderLess); // borderless and steals focus like a normal form
end;
procedure TBorderLessForm.AfterCreate;
begin
{%region 'Auto-generated GUI code' -fold}
{@VFD_BODY_BEGIN: BorderLessForm}
Name := 'BorderLessForm';
SetPosition(321, 549, 323, 133);
WindowTitle := 'BorderLessForm';
Hint := '';
WindowPosition := wpOneThirdDown;
btnClose := TfpgButton.Create(self);
with btnClose do
begin
Name := 'btnClose';
SetPosition(232, 100, 80, 24);
Text := 'Close';
FontDesc := '#Label1';
Hint := '';
ImageName := '';
ModalResult := mrOK;
TabOrder := 1;
end;
Label1 := TfpgLabel.Create(self);
with Label1 do
begin
Name := 'Label1';
SetPosition(8, 32, 304, 16);
FontDesc := '#Label2';
Hint := '';
Layout := tlCenter;
Text := 'Look Mom, no borders!';
end;
TrackBar1 := TfpgTrackBar.Create(self);
with TrackBar1 do
begin
Name := 'TrackBar1';
SetPosition(72, 60, 148, 30);
Hint := '';
TabOrder := 3;
end;
{@VFD_BODY_END: BorderLessForm}
{%endregion}
end;
class procedure TBorderLessForm.Execute;
var
frm: TBorderLessForm;
begin
frm := TBorderLessForm.Create(nil);
try
frm.ShowModal;
finally
frm.Free;
end;
end;
{ TMainForm }
procedure TMainForm.AfterCreate;
begin
{%region 'Auto-generated GUI code' -fold}
{@VFD_BODY_BEGIN: MainForm}
Name := 'MainForm';
SetPosition(293, 236, 416, 273);
WindowTitle := 'Command Interface Test';
Hint := '';
WindowPosition := wpScreenCenter;
btnAdd := TfpgButton.Create(self);
with btnAdd do
begin
Name := 'btnAdd';
SetPosition(260, 28, 148, 24);
Text := 'Add Text to Memo';
FontDesc := '#Label1';
Hint := '';
ImageName := '';
TabOrder := 1;
end;
memName1 := TfpgMemo.Create(self);
with memName1 do
begin
Name := 'memName1';
SetPosition(8, 28, 236, 236);
Hint := '';
Lines.Add('');
FontDesc := '#Edit1';
TabOrder := 2;
end;
btnQuit := TfpgButton.Create(self);
with btnQuit do
begin
Name := 'btnQuit';
SetPosition(332, 240, 75, 24);
Text := 'Quit';
FontDesc := '#Label1';
Hint := '';
ImageName := '';
TabOrder := 3;
end;
MainMenu := TfpgMenuBar.Create(self);
with MainMenu do
begin
Name := 'MainMenu';
SetPosition(0, 0, 416, 24);
Anchors := [anLeft,anRight,anTop];
end;
mnuFile := TfpgPopupMenu.Create(self);
with mnuFile do
begin
Name := 'mnuFile';
SetPosition(44, 72, 120, 20);
AddMenuItem('Quit', '', nil);
end;
btnShowBorderless := TfpgButton.Create(self);
with btnShowBorderless do
begin
Name := 'btnShowBorderless';
SetPosition(260, 56, 148, 24);
Text := 'Show Borderless Form';
FontDesc := '#Label1';
Hint := '';
ImageName := '';
TabOrder := 6;
end;
btnShowSplash := TfpgButton.Create(self);
with btnShowSplash do
begin
Name := 'btnShowSplash';
SetPosition(260, 84, 148, 24);
Text := 'Show Splash Screen';
FontDesc := '#Label1';
Hint := '';
ImageName := '';
TabOrder := 7;
end;
Label1 := TfpgLabel.Create(self);
with Label1 do
begin
Name := 'Label1';
SetPosition(252, 120, 156, 116);
FontDesc := '#Label1';
Hint := '';
Text := 'Note the difference between a borderless form and a splash screen (wtPopup) form. wtPopup doesn''t steal focus (eg: hint window)';
WrapText := True;
end;
{@VFD_BODY_END: MainForm}
{%endregion}
MainMenu.AddMenuItem('File', nil).SubMenu := mnuFile;
{ Instantiate the Command classes. By setting a Command it
take preference over OnClick event handlers and is handled
automatically for you. No need to declare a OnClick event handler. }
btnAdd.SetCommand(TAddCommand.Create(memName1));
btnQuit.SetCommand(TExitCommand.Create);
btnShowBorderless.SetCommand(TShowBorderlessForm.Create);
btnShowSplash.SetCommand(TShowSplashCommand.Create);
// The menu item File|Quit shares the command of btnQuit
mnuFile.MenuItemByName('Quit').SetCommand(btnQuit.GetCommand);
end;
end.
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