标签:INFO end 缩放 windows delphi sv101 ver 101 reg
unit uWindowsDPISet;
interface
uses
Winapi.Windows, Registry;
type
NET_API_STATUS = DWORD;
_SERVER_INFO_101 = record
sv101_platform_id: DWORD;
sv101_name: LPWSTR;
sv101_version_major: DWORD;
sv101_version_minor: DWORD;
sv101_type: DWORD;
sv101_comment: LPWSTR;
end;
SERVER_INFO_101 = _SERVER_INFO_101;
PSERVER_INFO_101 = ^SERVER_INFO_101;
LPSERVER_INFO_101 = PSERVER_INFO_101;
const
MAJOR_VERSION_MASK = $0F;
function NetServerGetInfo(servername: LPWSTR; level: DWORD; var bufptr): NET_API_STATUS; stdcall; external 'Netapi32.dll';
function NetApiBufferFree(Buffer: Pointer): NET_API_STATUS; stdcall; external 'Netapi32.dll';
type
pfnRtlGetVersion = function(var RTL_OSVERSIONINFOEXW): LongInt; stdcall;
function GetWindowsVersion: integer; //获取windows系统类型 6 为win7 10为win10
procedure SetDPI100(vfilename: string);//设置dpi
implementation
//////////实现/////////
function GetWindowsVersion: integer;
var
Buffer: PSERVER_INFO_101;
ver: RTL_OSVERSIONINFOEXW;
RtlGetVersion: pfnRtlGetVersion;
begin
Result := -1;
Buffer := nil;
// Win32MajorVersion and Win32MinorVersion are populated from GetVersionEx()...
@RtlGetVersion := GetProcAddress(GetModuleHandle('ntdll.dll'), 'RtlGetVersion');
if Assigned(RtlGetVersion) then
begin
ZeroMemory(@ver, SizeOf(ver));
ver.dwOSVersionInfoSize := SizeOf(ver);
if RtlGetVersion(ver) = 0 then
Result := ver.dwMajorVersion; // shows 10.0
end;
if NetServerGetInfo(nil, 101, Buffer) = NO_ERROR then
try
result := Buffer.sv101_version_major and MAJOR_VERSION_MASK; // shows 10.0
finally
NetApiBufferFree(Buffer);
end;
end;
procedure SetDPI100(vfilename: string);
var
reg: TRegistry;
lfilename: string;
lwinver: Integer;
begin
lfilename := vfilename;
reg := TRegistry.Create;
reg.RootKey := HKEY_CURRENT_USER;
reg.OpenKey('\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers', true);
if reg.ValueExists(lfilename) then
begin
reg.DeleteValue(lfilename);
end;
lwinver := GetWindowsVersion;
case lwinver of
6:
begin
reg.WriteString(lfilename, 'HIGHDPIAWARE');
end;
10:
begin
reg.WriteString(lfilename, '~ DPIUNAWARE');
end;
end;
reg.Free;
end;
end.
标签:INFO,end,缩放,windows,delphi,sv101,ver,101,reg 来源: https://blog.csdn.net/y281252548/article/details/104670252
本站声明: 1. iCode9 技术分享网(下文简称本站)提供的所有内容,仅供技术学习、探讨和分享; 2. 关于本站的所有留言、评论、转载及引用,纯属内容发起人的个人观点,与本站观点和立场无关; 3. 关于本站的所有言论和文字,纯属内容发起人的个人观点,与本站观点和立场无关; 4. 本站文章均是网友提供,不完全保证技术分享内容的完整性、准确性、时效性、风险性和版权归属;如您发现该文章侵犯了您的权益,可联系我们第一时间进行删除; 5. 本站为非盈利性的个人网站,所有内容不会用来进行牟利,也不会利用任何形式的广告来间接获益,纯粹是为了广大技术爱好者提供技术内容和技术思想的分享性交流网站。