一个简单的inno setup模板

[Setup]
ShowLanguageDialog=yes
AppCopyright=Copyright Reserved(C) 2016, 360 Inc.
AppName={cm:Packagename}
AppVerName={cm:Packagename} {cm:Packagever}
LicenseFile=
OutputDir=C:/installer
UninstallFilesDir={code:getdlldir}/uninstall
ExtraDiskSpaceRequired=0
UserInfoPage=false
VersionInfoVersion=1.0
VersionInfoCompany=360 Inc.
VersionInfoDescription=360
EnableDirDoesntExistWarning=true
AppID={{007F4590-89DE-4F87-9608-10F07CEFBBE9}
LanguageDetectionMethod=uilanguage
UsePreviousSetupType=true
DisableStartupPrompt=true
DirExistsWarning=no
WizardImageFile=C:/Users/zzk/Desktop/FILES/PR512.bmp
WizardSmallImageFile=C:/Users/zzk/Desktop/FILES/PR64.bmp
SetupIconFile=C:/Users/zzk/Desktop/FILES/PR32.ico
ArchitecturesAllowed=x64 ia64
OutputBaseFilename=win64_setup
VersionInfoTextVersion=1.0
AppPublisher=360 Inc.
AppPublisherURL=http://www.360.com
AppVersion=1.0
AppContact=zhangzhongke007@163.com
UsePreviousTasks=false
UsePreviousAppDir=false
AllowRootDirectory=true
CreateAppDir=false

[Messages]
en.BeveledLabel=Created by 360 Inc.
chs.BeveledLabel=360荣誉出品
[Languages]
Name: "en"; MessagesFile: "compiler:Default.isl"; InfoBeforeFile: "readme-en.txt";
Name: "chs"; MessagesFile: "compiler:Languages\ChineseSimplified.isl"; InfoBeforeFile: "readme-cn.txt"; 
[Components]
Name: dllall; Description: {cm:installDllFile}; Types: full; Flags: disablenouninstallwarning
Name: prmall; Description: {cm:installPrmFile}; Types: full; Flags: disablenouninstallwarning; Languages: 
[_ISTool]
OutputExeFilename=C:/install/win64_setup.exe
[Files]
Source: ./avcodec-56.dll; DestDir: {code:getdlldir}; Components: dllall
Source: ./avformat-56.dll; DestDir: {code:getdlldir}; Components: dllall
Source: ./avutil-54.dll; DestDir: {code:getdlldir}; Components: dllall
Source: ./custom.prm; DestDir: {code:getprmdir}; Components: prmall
[Dirs]
Name: {code:getdlldir}; Components: dllall
Name: {code:getprmdir}; Components: prmall

[CustomMessages]
Packagename=360 desktop
Packagever=1.0.0

en.installDllFile=install dynamic link files
chs.installDllFile=安装动态库
en.installPrmFile=install Premiere Pro CC plugin files
chs.installPrmFile=安装插件文件

en.choicedirCaption=Select Destination Location
chs.choicedirCaption=选择安装路径
en.choicedirDescription=Where should %1 be installed?
chs.choicedirDescription=你想将%1安装到哪里呢？
en.SelectDirLabel=Setup will install %1 into the following folder.
chs.SelectDirLabel=安装程序将%1安装到如下位置
en.choicedir=Choice for installation directory of %1
chs.choicedir=选择%1的安装位置

en.SelectDirBrowseLabel=To continue, click Next. If you would like to select a different folder, click Browse.
chs.SelectDirBrowseLabel=想要继续请点击"下一步"。如果需要切换安装目录，请点击"浏览"
en.Button1Browse=&Browse...
chs.Button1Browse=浏览(&B)
en.Button2Browse=B&rowse...
chs.Button2Browse=浏览(&R)

en.dlllabel=<The path to the system folders eg. C:/WINDOWS/System32>
chs.dlllabel=<系统目录如 C:/WINDOWS/System32>
en.prmlabel=<The plugin folder for Premiere Pro CC>
chs.prmlabel=<Premiere Pro CC公共插件目录>

en.installedDir=installation directory of %1
chs.installedDir=%1 的安装位置
[Code]

var
  Dlldir: TLabel;
  Prmdir: TLabel;
  BitmapImage1: TBitmapImage;
  Label1: TLabel;
  Label2: TLabel;
  Edit1: TEdit;
  Edit2: TEdit;
  Button1: TButton;
  Button2: TButton;
  NewStaticText1: TNewStaticText;
  NewStaticText2: TNewStaticText;

procedure ChoseDllFoldersClick(Sender: TObject);
var
 choicedDIR:String;
begin
 if BrowseForFolder(ExpandConstant('{cm:choicedir}'),choicedDIR,True) then
  Edit1.Text := choicedDIR;
end;

procedure ChosePrmFoldersClick(Sender: TObject);
var
 choicedDIR:String;
begin
 if BrowseForFolder(ExpandConstant('{cm:choicedir}'),choicedDIR,True) then
  Edit2.Text := choicedDIR;
end;

procedure choicedir_Activate(Page: TWizardPage);
begin
end;

function choicedir_ShouldSkipPage(Page: TWizardPage): Boolean;
begin
  Result := False;
end;

function choicedir_BackButtonClick(Page: TWizardPage): Boolean;
begin
  Result := True;
end;

function choicedir_NextButtonClick(Page: TWizardPage): Boolean;
begin
  Result := True;
end;

procedure choicedir_CancelButtonClick(Page: TWizardPage; var Cancel, Confirm: Boolean);
begin
end;

function GetInstallString(): String;
var
  sInstallPath: String;
begin
  sInstallPath := 'C:\Program Files\Adobe\Common\Plug-ins\7.0\MediaCore';
  if RegValueExists(HKLM64, 'SOFTWARE\Adobe\Premiere Pro\CurrentVersion', 'Plug-InsDir') then
  begin
    RegQueryStringValue(HKLM64, 'SOFTWARE\Adobe\Premiere Pro\CurrentVersion', 'Plug-InsDir', sInstallPath)
  end
  Result := sInstallPath;
end;

function choicedir_CreatePage(PreviousPageId: Integer): Integer;
var
  Page: TWizardPage;
begin
  Page := CreateCustomPage(
    PreviousPageId,
    ExpandConstant('{cm:choicedirCaption}'),
    ExpandConstant('{cm:choicedirDescription,{cm:Packagename}}')
  );

  { Dlldir }
  Dlldir := TLabel.Create(Page);
  with Dlldir do
  begin
    Parent := Page.Surface;
    Left := ScaleX(0);
    Top := ScaleY(88);
    Width := ScaleX(24);
    Height := ScaleY(16);

    Caption := ExpandConstant('{cm:installedDir,DLL}') ;
    Font.Color := -16777208;
    Font.Height := ScaleY(-13);
    Font.Name := 'Tahoma';
    Font.Style := [fsBold];
  end;

  Prmdir := TLabel.Create(Page);
  with Prmdir do
  begin
    Parent := Page.Surface;
    Left := ScaleX(0);
    Top := ScaleY(160);
    Width := ScaleX(24);
    Height := ScaleY(16);
    Caption := ExpandConstant('{cm:installedDir,PRM}') ;
    Font.Color := -16777208;
    Font.Height := ScaleY(-13);
    Font.Name := 'Tahoma';
    Font.Style := [fsBold];
  end;

  { BitmapImage1 }
  BitmapImage1 := TBitmapImage.Create(Page);
  with BitmapImage1 do
  begin
    Parent := Page.Surface;
    Left := ScaleX(8);
    Top := ScaleY(8);
    Width := ScaleX(57);
    Height := ScaleY(41);
  end;

  { Label1 }
  Label1 := TLabel.Create(Page);
  with Label1 do
  begin
    Parent := Page.Surface;
    Left := ScaleX(16);
    Top := ScaleY(136);
    Width := ScaleX(18);
    Height := ScaleY(13);

    Caption := ExpandConstant('{cm:dlllabel, DLLs}');
    Color := -16777206;
    Font.Color := 32768;
    Font.Height := ScaleY(-12);
    Font.Name := 'Tahoma';
  end;

  { Label2 }
  Label2 := TLabel.Create(Page);
  with Label2 do
  begin
    Parent := Page.Surface;
    Left := ScaleX(16);
    Top := ScaleY(206);
    Width := ScaleX(18);
    Height := ScaleY(13);

    Caption := ExpandConstant('{cm:prmlabel, PRMs}');
    Font.Color := 32768;
    Font.Height := ScaleY(-12);
    Font.Name := 'Tahoma';
  end;

  { Edit1 }
  Edit1 := TEdit.Create(Page);
  with Edit1 do
  begin
    Parent := Page.Surface;
    Left := ScaleX(16);
    Top := ScaleY(112);
    Width := ScaleX(313);
    Height := ScaleY(21);
    TabOrder := 0;
    Text := ExpandConstant('{sys}');
  end;

  { Edit2 }
  Edit2 := TEdit.Create(Page);
  with Edit2 do
  begin
    Parent := Page.Surface;
    Left := ScaleX(16);
    Top := ScaleY(184);
    Width := ScaleX(313);
    Height := ScaleY(21);
    TabOrder := 1;
    Text := GetInstallString();
  end;

  { Button1 }
  Button1 := TButton.Create(Page);
  with Button1 do
  begin
    Parent := Page.Surface;
    Left := ScaleX(336);
    Top := ScaleY(112);
    Width := ScaleX(75);
    Height := ScaleY(23);
    Caption :=ExpandConstant('{cm:Button1Browse}');
    TabOrder := 2;
    OnClick := @ChoseDllFoldersClick;
  end;

  { Button2 }
  Button2 := TButton.Create(Page);
  with Button2 do
  begin
    Parent := Page.Surface;
    Left := ScaleX(336);
    Top := ScaleY(184);
    Width := ScaleX(75);
    Height := ScaleY(23);
    Caption := ExpandConstant('{cm:Button2Browse}');
    TabOrder := 3;
    OnClick := @ChosePrmFoldersClick;
  end;

  { NewStaticText1 }
  NewStaticText1 := TNewStaticText.Create(Page);
  with NewStaticText1 do
  begin
    Parent := Page.Surface;
    Left := ScaleX(16);
    Top := ScaleY(16);
    Width := ScaleX(22);
    Height := ScaleY(17);
    Caption := ExpandConstant('{cm:SelectDirLabel,Insta360 Plugin}');
    Font.Color := -16777208;
    Font.Height := ScaleY(-13);
    TabOrder := 4;
  end;

  { NewStaticText2 }
  NewStaticText2 := TNewStaticText.Create(Page);
  with NewStaticText2 do
  begin
    Parent := Page.Surface;
    Left := ScaleX(16);
    Top := ScaleY(50);
    Width := ScaleX(22);
    Height := ScaleY(17);
//    Caption := 'µ¥»÷¡°ÏÂÒ»²½¡±¼ÌÐø¡£Èç¹ûÄãÏëÑ¡ÔñÆäËüÎļþ¼Ð£¬Çëµ¥»÷¡°ä¯ÀÀ¡±¡£';
    Caption := ExpandConstant('{cm:SelectDirBrowseLabel,{cm:Packagename}}');
    Font.Color := -16777208;
  end;


  with Page do
  begin
    OnActivate := @choicedir_Activate;
    OnShouldSkipPage := @choicedir_ShouldSkipPage;
    OnBackButtonClick := @choicedir_BackButtonClick;
    OnNextButtonClick := @choicedir_NextButtonClick;
    OnCancelButtonClick := @choicedir_CancelButtonClick;
  end;

  Result := Page.ID;
end;

function getdlldir(Param: String): String;
begin
 Result := Edit1.Text;
end;

function getprmdir(Param: String): String;
begin
 Result := Edit2.Text;
end;

procedure InitializeWizard();
begin
  choicedir_CreatePage(wpUserInfo);
end;