Bulat_Ziganshin
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[Setup]
AppName=Test
AppVerName=Test
DefaultDirName={pf}\Test
OutputDir=userdocs:Test.
[Languages]
Name: "rus"; MessagesFile: "compiler:Languages\Russian.isl";
[CustomMessages]
NEEDSIZE=Space required
rus.NEEDSIZE=Требуется места на диске
FREESIZE=Space available
rus.FREESIZE=Доступно места на диске
[Files]
Source: button.bmp; DestDir: {tmp}; Flags: dontcopy
[Code]
const
ButtonWidth = 80;
ButtonHeight = 23;
bidBack = 0;
bidNext = 1;
bidCancel = 2;
bidDirBrowse = 3;
bidGroupBrowse = 4;
var
NeedSize: Integer;
FreeMB, TotalMB: Cardinal;
NeedSpaceLabel,FreeSpaceLabel: TLabel;
ButtonPanel: array [0..4] of TPanel;
ButtonImage: array [0..4] of TBitmapImage;
ButtonLabel: array [0..4] of TLabel;
procedure GetFreeSpaceCaption(Sender: TObject);
var
Path: String;
begin
Path := ExtractFileDrive(WizardForm.DirEdit.Text);
GetSpaceOnDisk(Path, True, FreeMB, TotalMB);
if FreeMB > 1024 then
FreeSpaceLabel.Caption := ExpandConstant('{cm:FREESIZE}') + ': ' + FloatToStr(round(FreeMB/1024*100)/100) + ' GB' else
FreeSpaceLabel.Caption := ExpandConstant('{cm:FREESIZE}') + ': ' + IntToStr(FreeMB) + ' MB';
if FreeMB < NeedSize then
begin
WizardForm.NextButton.Enabled := False;
end else
begin
WizardForm.NextButton.Enabled := True;
ButtonLabel[bidNext].Enabled := True;
ButtonPanel[bidNext].Enabled := True;
end;
end;
procedure GetNeedSpaceCaption;
begin
if NeedSize > 1024 then
NeedSpaceLabel.Caption := ExpandConstant('{cm:NEEDSIZE}') + ': ' + FloatToStr(round(NeedSize/1024*100)/100) + ' GB'
else
NeedSpaceLabel.Caption := ExpandConstant('{cm:NEEDSIZE}') + ': ' + IntToStr(NeedSize)+ ' MB';
end;
procedure ButtonLabelClick(Sender: TObject);
var
Button: TButton;
begin
ButtonImage[TLabel(Sender).Tag].Left:=0
case TLabel(Sender).Tag of
bidBack: Button:=WizardForm.BackButton
bidNext: Button:=WizardForm.NextButton
bidCancel: Button:=WizardForm.CancelButton
bidDirBrowse: Button:=WizardForm.DirBrowseButton
bidGroupBrowse: Button:=WizardForm.GroupBrowseButton
else
Exit
end
Button.OnClick(Button)
end;
procedure ButtonLabelMouseDown(Sender: TObject; Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
begin
if ButtonLabel[TLabel(Sender).Tag].Enabled then
ButtonImage[TLabel(Sender).Tag].Left:=-ButtonWidth
end;
procedure ButtonLabelMouseUp(Sender: TObject; Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
begin
ButtonImage[TLabel(Sender).Tag].Left:=0
end;
procedure LoadButtonImage(AButton: TButton; AButtonIndex: integer);
var
Image: TBitmapImage;
Panel: TPanel;
Labl: TLabel;
begin
Panel:=TPanel.Create(WizardForm)
Panel.Left:=AButton.Left
Panel.Top:=AButton.Top
Panel.Width:=AButton.Width
Panel.Height:=AButton.Height
Panel.Tag:=AButtonIndex
Panel.Parent:=AButton.Parent
ButtonPanel[AButtonIndex]:=Panel
Image:=TBitmapImage.Create(WizardForm)
Image.Width:=160
Image.Height:=23
Image.Enabled:=False
Image.Bitmap.LoadFromFile(ExpandConstant('{tmp}\button.bmp'))
Image.Parent:=Panel
ButtonImage[AButtonIndex]:=Image
with TLabel.Create(WizardForm) do begin
Tag:=AButtonIndex
Parent:=Panel
Width:=Panel.Width
Height:=Panel.Height
Transparent:=True
OnClick:=@ButtonLabelClick
OnDblClick:=@ButtonLabelClick
OnMouseDown:=@ButtonLabelMouseDown
OnMouseUp:=@ButtonLabelMouseUp
end
Labl:=TLabel.Create(WizardForm)
Labl.Left:=23
Labl.Top:=5
Labl.Autosize:=True
Labl.Alignment:=taCenter
Labl.Tag:=AButtonIndex
Labl.Transparent:=True
Labl.Font.Color:=clWhite
Labl.Caption:=AButton.Caption
Labl.OnClick:=@ButtonLabelClick
Labl.OnDblClick:=@ButtonLabelClick
Labl.OnMouseDown:=@ButtonLabelMouseDown
Labl.OnMouseUp:=@ButtonLabelMouseUp
Labl.Parent:=Panel
ButtonLabel[AButtonIndex]:=Labl
end;
procedure UpdateButton(AButton: TButton;AButtonIndex: integer);
begin
ButtonLabel[AButtonIndex].Caption:=AButton.Caption
ButtonPanel[AButtonIndex].Visible:=AButton.Visible
ButtonLabel[AButtonIndex].Enabled:=Abutton.Enabled
end;
procedure LicenceAcceptedRadioOnClick(Sender: TObject);
begin
ButtonLabel[bidNext].Enabled:=True
end;
procedure LicenceNotAcceptedRadioOnClick(Sender: TObject);
begin
ButtonLabel[bidNext].Enabled:=False
end;
procedure InitializeWizard();
begin
NeedSize := 307200;
WizardForm.DiskSpaceLabel.Hide;
NeedSpaceLabel := TLabel.Create(WizardForm);
NeedSpaceLabel.Left := ScaleX(0);
NeedSpaceLabel.Top := ScaleY(202);
NeedSpaceLabel.Width := ScaleX(209);
NeedSpaceLabel.Height := ScaleY(13);
NeedSpaceLabel.Parent := WizardForm.SelectDirPage;
FreeSpaceLabel := TLabel.Create(WizardForm);
FreeSpaceLabel.Left := ScaleX(0);
FreeSpaceLabel.Top := ScaleY(220);
FreeSpaceLabel.Width := ScaleX(209);
FreeSpaceLabel.Height := ScaleY(13);
FreeSpaceLabel.Parent := WizardForm.SelectDirPage;
WizardForm.BackButton.Width:=ButtonWidth
WizardForm.BackButton.Height:=ButtonHeight
WizardForm.NextButton.Width:=ButtonWidth
WizardForm.NextButton.Height:=ButtonHeight
WizardForm.CancelButton.Width:=ButtonWidth
WizardForm.CancelButton.Height:=ButtonHeight
WizardForm.DirBrowseButton.Left:=337
WizardForm.DirBrowseButton.Width:=ButtonWidth
WizardForm.DirBrowseButton.Height:=ButtonHeight
WizardForm.GroupBrowseButton.Left:=337
WizardForm.GroupBrowseButton.Width:=ButtonWidth
WizardForm.GroupBrowseButton.Height:=ButtonHeight
WizardForm.LicenseAcceptedRadio.OnClick:=@LicenceAcceptedRadioOnClick
WizardForm.LicenseNotAcceptedRadio.OnClick:=@LicenceNotAcceptedRadioOnClick
ExtractTemporaryFile('button.bmp')
LoadButtonImage(WizardForm.BackButton,bidBack)
LoadButtonImage(WizardForm.NextButton,bidNext)
LoadButtonImage(WizardForm.CancelButton,bidCancel)
LoadButtonImage(WizardForm.DirBrowseButton,bidDirBrowse)
LoadButtonImage(WizardForm.GroupBrowseButton,bidGroupBrowse)
end;
procedure CurPageChanged(CurPageID: Integer);
begin
UpdateButton(WizardForm.BackButton,bidBack)
UpdateButton(WizardForm.NextButton,bidNext)
UpdateButton(WizardForm.CancelButton,bidCancel)
if CurPageID = wpSelectDir then
begin
GetNeedSpaceCaption;
WizardForm.DirEdit.OnChange := @GetFreeSpaceCaption;
WizardForm.DirEdit.Text := WizardForm.DirEdit.Text + #0;
if FreeMB < NeedSize then
begin
WizardForm.NextButton.Enabled := False;
ButtonLabel[bidNext].Enabled := False;
ButtonPanel[bidNext].Enabled := False;
end;
end;
end;
//зы: файл Button.bmp (размеры 160х23) в нем изображения двух кнопок, видимо одно изображение
// для активного состояния кнопки при наведении или клике, другое неактивное. сам не проверял (paul_smART)
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