//---------------------------------------------------------------------------
#include <vcl.h>
#include <registry.hpp>
#pragma hdrstop

#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button1Click(TObject *Sender)
{
  AnsiString PrinterName;
  TRegistry *rg;
  rg=new TRegistry();
  rg->RootKey=HKEY_LOCAL_MACHINE;
//
  rg->OpenKey("\\Config\\0001\\System\\CurrentControlSet\\Control\\Print\\Printers",False);
  PrinterName=rg->ReadString("Default");
  if(PrinterName=="")ShowMessage("未安裝打印機！");
  else ShowMessage(PrinterName);
//
  rg->CloseKey();
  rg->Free();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button2Click(TObject *Sender)
{
  AnsiString ass;
  TRegistry *rg;
  rg=new TRegistry();
  rg->RootKey=HKEY_LOCAL_MACHINE;
//
  Memo1->Clear();
  rg->OpenKey("\\Config\\0001\\Display\\Settings",False);
  ass=rg->ReadString("BitsPerPixel");
  Memo1->Lines->Add("顏色(每像素點的位數)："+ass);
  ass=rg->ReadString("Resolution");
  Memo1->Lines->Add("屏幕區域(橫向像素、縱向像素)："+ass);
  ass=rg->ReadString("DPILogicalX");
  Memo1->Lines->Add("橫向邏輯分辨率："+ass);
  ass=rg->ReadString("DPILogicalY");
  Memo1->Lines->Add("縱向邏輯分辨率："+ass);
  ass=rg->ReadString("DPIPhysicalX");
  Memo1->Lines->Add("橫向物理分辨率："+ass);
  ass=rg->ReadString("DPIPhysicalY");
  Memo1->Lines->Add("縱向物理分辨率："+ass);
//
  rg->CloseKey();
  rg->Free();

}
//---------------------------------------------------------------------------