demo1frm.cpp

与Action相结合,可以解决中文件显示乱码

//---------------------------------------------------------------------------
#include <vcl\vcl.h>
#pragma hdrstop

#include "Demo1Frm.h"
#include "MainFrm.h"
//---------------------------------------------------------------------------
#pragma link "RichView"
#pragma link "RVScroll"
#pragma resource "*.dfm"
TfrmDemo1 *frmDemo1;
//---------------------------------------------------------------------------
__fastcall TfrmDemo1::TfrmDemo1(TComponent* Owner)
    : TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TfrmDemo1::FormCreate(TObject *Sender)
{
  TSearchRec SearchRec;
  lst->Items->BeginUpdate();
  rv->AddNL("When you scroll this document to some file, corresponded item in "
           "the left list box is highlighted.",sncomHeading,0);
  rv->AddNL("Double-click on the listbox to scroll the document to the file.",
           sncomHeading,0);
  rv->AddNL("Right-click to show/hide 'checkpoints'.",
           sncomHeading,0);
  if (FindFirst(ExtractFilePath(Application->ExeName)+"*.cpp",
               0,SearchRec) == 0)
    do
    {
      lst->Items->Add(SearchRec.Name);
      // Marking next added item with checkpoint
      rv->AddNamedCheckpointEx(SearchRec.Name, True);
      // Adding name of file
      rv->AddNL(SearchRec.Name,sncomKeyword,3);
      // Adding text from file.
      // Last parameter = True, so all text will be loaded as one
      // paragraph, and displayed in the single frame
      rv->LoadText(ExtractFilePath(Application->ExeName)+SearchRec.Name, sncomNormal, 2, true);
    } while (FindNext(SearchRec)==0);
  FindClose(SearchRec);
  lst->Items->EndUpdate();
  rv->Format();
}
//---------------------------------------------------------------------------
void __fastcall TfrmDemo1::rvCheckpointVisible(TCustomRichView *Sender,
    TCheckpointData CheckpointData)
{
  if (!CheckpointData)
    lst->ItemIndex = -1;
  else
    lst->ItemIndex = rv->GetCheckpointNo(CheckpointData);
}
//---------------------------------------------------------------------------
void __fastcall TfrmDemo1::lstDblClick(TObject *Sender)
{
  if (lst->ItemIndex!=-1)
    rv->ScrollTo(rv->GetCheckpointY(lst->ItemIndex));
}
//---------------------------------------------------------------------------
void __fastcall TfrmDemo1::FormKeyDown(TObject *Sender, WORD &Key,
    TShiftState Shift)
{
  if (Key==VK_ESCAPE)
    Close();
}
//---------------------------------------------------------------------------
void __fastcall TfrmDemo1::pmPopup(TObject *Sender)
{
  mitShowCP->Checked = rv->Options.Contains(rvoShowCheckpoints);
}
//---------------------------------------------------------------------------
void __fastcall TfrmDemo1::mitShowCPClick(TObject *Sender)
{
  if (rv->Options.Contains(rvoShowCheckpoints))
    rv->Options >> rvoShowCheckpoints;
  else
    rv->Options << rvoShowCheckpoints;
  rv->Invalidate();
}
//---------------------------------------------------------------------------