sourceeditunit.pas

jvcl driver development envionment

{-----------------------------------------------------------------------------
The contents of this file are subject to the Mozilla Public License
Version 1.1 (the "License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License at
http://www.mozilla.org/MPL/MPL-1.1.html

Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either expressed or implied. See the License for
the specific language governing rights and limitations under the License.

You may retrieve the latest version of this file at the Project JEDI's JVCL home page,
located at http://jvcl.sourceforge.net

Known Issues:
-----------------------------------------------------------------------------}
unit SourceEditUnit;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms,
  Dialogs, JvHLEditor, JvEditorCommon;

type
  TSourceEditForm = class(TForm)
    procedure FormCreate(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure FormActivate(Sender: TObject);
  private
    { Private declarations }
    procedure WMSize(var Message: TWMSize); message WM_SIZE;
    procedure mwCustomEdit1StatusChange(Sender:TObject);
  public
    { Public declarations }
    SourceEditor: TJvHLEditor;
//    SyntaxHighlighter:
    procedure LoadFromFile(AFileName: string);

  end;
var
  SourceEditForm: TSourceEditForm;

implementation

uses Main;

{$R *.dfm}

{ TSourceEditForm }

procedure TSourceEditForm.LoadFromFile(AFileName: string);
begin
  SourceEditor.Lines.LoadFromFile(AFileName);
  Caption := AFileName;
end;

procedure TSourceEditForm.FormCreate(Sender: TObject);
begin
  SourceEditor := TJvHLEditor.Create(Self);
  SourceEditor.Parent := Self;
  SourceEditor.Align := alClient;
  SourceEditor.ReadOnly := True;
  SourceEditor.Font.Name := 'Courier New';
  SourceEditor.Font.Size := 10;
  SourceEditor.RightMargin := 80;
  SourceEditor.Highlighter := hlCBuilder;
//  SourceEditor.MaxUndo := $FFFF;
  SourceEditor.OnChangeStatus := mwCustomEdit1StatusChange;
end;

procedure TSourceEditForm.FormClose(Sender: TObject;
  var Action: TCloseAction);
begin
  Action := caFree;
  MainForm.ActiveEdit := nil;
end;

procedure TSourceEditForm.WMSize(var Message: TWMSize);
begin
  if (Message.SizeType = SIZE_MAXIMIZED) or
    (Message.SizeType = SIZE_MINIMIZED) or
    (Message.SizeType = SIZE_RESTORED) then
    MainForm.MainMenu_ToolBar.Invalidate;
  inherited;
end;

procedure TSourceEditForm.FormActivate(Sender: TObject);
begin
  MainForm.ActiveEdit := SourceEditor;
end;

procedure TSourceEditForm.mwCustomEdit1StatusChange(Sender: TObject);
begin
  MainForm.StatusBar1.Panels[0].Text := Format('Ln %d, Col %d', [SourceEditor.CaretY, SourceEditor.CaretX]);
end;

end.