Delphi XE 取得 APP 自己的版本号 (狠跨 4 个平台)

//------------------------------------------------------------------------------// by [龟山]阿卍 QQ:1467948783// http://www.cnblogs.com/onechen///------------------------------------------------------------------------------
unit Main;
interface
uses  System.SysUtils, System.Types, System.UITypes, System.Classes, System.Variants,
  {$IFDEF MSWINDOWS}  Winapi.Windows,  {$ENDIF}
  {$IFDEF ANDROID}  Androidapi.JNI.GraphicsContentViewText,  Androidapi.JNI.JavaTypes,  FMX.Helpers.Android,  Androidapi.Helpers, // XE7 需要引入  {$ENDIF}  {$IFDEF IOS}  FMX.Platform.iOS,  iOSapi.Foundation,  Macapi.ObjectiveC,  {$ENDIF}
  {$IFDEF MACOS}  FMX.Platform.Mac,  Macapi.Foundation,  Macapi.ObjectiveC,  {$ENDIF}
  FMX.Types, FMX.Controls, FMX.Forms, FMX.Graphics, FMX.Dialogs, FMX.Layouts,  FMX.Memo, FMX.StdCtrls;
type  TForm1 = class(TForm)    ToolBar1: TToolBar;    Label1: TLabel;    Memo1: TMemo;    procedure FormCreate(Sender: TObject);  private    { Private declarations }  public    { Public declarations }  end;
var  Form1: TForm1;
implementation
{$R *.fmx}
{$IFDEF MSWINDOWS}procedure GetBuildInfo(var V1, V2, V3, V4: word);var  VerInfoSize, VerValueSize, Dummy: DWORD;  VerInfo: Pointer;  VerValue: PVSFixedFileInfo;begin  VerInfoSize := GetFileVersionInfoSize(PChar(ParamStr(0)), Dummy);  if VerInfoSize > 0 then  begin      GetMem(VerInfo, VerInfoSize);      try        if GetFileVersionInfo(PChar(ParamStr(0)), 0, VerInfoSize, VerInfo) then        begin          VerQueryValue(VerInfo, '\', Pointer(VerValue), VerValueSize);          with VerValue^ do          begin            V1 := dwFileVersionMS shr 16;            V2 := dwFileVersionMS and $FFFF;            V3 := dwFileVersionLS shr 16;            V4 := dwFileVersionLS and $FFFF;          end;        end;      finally        FreeMem(VerInfo, VerInfoSize);      end;  end;end;
function GetBuildInfoAsString: string;var  V1, V2, V3, V4: word;begin  GetBuildInfo(V1, V2, V3, V4);  Result := IntToStr(V1) + '.' + IntToStr(V2) + '.' +    IntToStr(V3) + '.' + IntToStr(V4);end;{$ENDIF}
procedure TForm1.FormCreate(Sender: TObject);{$IFDEF MSWINDOWS}begin     Memo1.BeginUpdate;
     Memo1.Lines.Add('OS : Windows');     Memo1.Lines.Add('ver : ' + GetBuildInfoAsString);
     Memo1.EndUpdate;end;{$ENDIF}
{$IFDEF ANDROID}var PackageInfo: JPackageInfo;    PackageName: JString;begin     Memo1.BeginUpdate;
     Memo1.Lines.Add('OS : Android');     Memo1.Lines.Add('applicationLabel : ' + GetApplicationTitle);
     PackageName := SharedActivityContext.getPackageName;     Memo1.Lines.Add('packageName : ' + JStringToString(PackageName));
     PackageInfo := SharedActivityContext.getPackageManager.getPackageInfo(PackageName, 0);     Memo1.Lines.Add('versionName : ' + JStringToString(PackageInfo.versionName));
     Memo1.EndUpdate;end;{$ENDIF}
{$IF Defined(IOS) or Defined(MACOS)}var AppNameKey: Pointer;    AppBundle: NSBundle;    NSAppName: NSString;begin     Memo1.BeginUpdate;
     Memo1.Lines.Add('OS : iOS');     AppBundle := TNSBundle.Wrap(TNSBundle.OCClass.mainBundle);
     AppNameKey := (NSSTR('CFBundleName') as ILocalObject).GetObjectID;     NSAppName := TNSString.Wrap(AppBundle.infoDictionary.objectForKey(AppNameKey));     Memo1.Lines.Add('CFBundleName : ' + UTF8ToString(NSAppName.UTF8String));
     AppNameKey := (NSSTR('CFBundleDisplayName') as ILocalObject).GetObjectID;     NSAppName := TNSString.Wrap(AppBundle.infoDictionary.objectForKey(AppNameKey));     Memo1.Lines.Add('CFBundleDisplayName : ' + UTF8ToString(NSAppName.UTF8String));
     AppNameKey := (NSSTR('CFBundleIdentifier') as ILocalObject).GetObjectID;     NSAppName := TNSString.Wrap(AppBundle.infoDictionary.objectForKey(AppNameKey));     Memo1.Lines.Add('CFBundleIdentifier : ' + UTF8ToString(NSAppName.UTF8String));
     AppNameKey := (NSSTR('CFBundleVersion') as ILocalObject).GetObjectID;     NSAppName := TNSString.Wrap(AppBundle.infoDictionary.objectForKey(AppNameKey));     Memo1.Lines.Add('CFBundleVersion : ' + UTF8ToString(NSAppName.UTF8String));
     Memo1.EndUpdate;end;{$ENDIF}
end.