frxcustomeditors.pas

这个是功能强大的报表软件

{******************************************}
{                                          }
{             FastReport v4.0              }
{      Property editors for Designer       }
{                                          }
{         Copyright (c) 1998-2008          }
{         by Alexander Tzyganenko,         }
{            Fast Reports Inc.             }
{                                          }
{******************************************}

unit frxCustomEditors;

interface

{$I frx.inc}

uses
  Windows, Classes, SysUtils, Graphics, Controls, StdCtrls, Forms, Menus,
  Dialogs, frxClass, frxDMPClass, frxDsgnIntf
{$IFDEF Delphi6}
, Variants
{$ENDIF};


type
  TfrxViewEditor = class(TfrxComponentEditor)
  public
    procedure GetMenuItems; override;
    function Execute(Tag: Integer; Checked: Boolean): Boolean; override;
  end;

  TfrxCustomMemoEditor = class(TfrxViewEditor)
  public
    procedure GetMenuItems; override;
    function Execute(Tag: Integer; Checked: Boolean): Boolean; override;
  end;


implementation

uses frxEditMemo, frxEditFormat, frxRes;


{ TfrxViewEditor }

function TfrxViewEditor.Execute(Tag: Integer; Checked: Boolean): Boolean;
var
  i: Integer;
  c: TfrxComponent;
  v: TfrxView;
begin
  Result := False;
  for i := 0 to Designer.SelectedObjects.Count - 1 do
  begin
    c := Designer.SelectedObjects[i];
    if (c is TfrxView) and not (rfDontModify in c.Restrictions) and (Tag in [50..53]) then
    begin
      v := TfrxView(c);
      case Tag of
        50: if Checked then
             v.ShiftMode := smAlways else
             v.ShiftMode := smDontShift;
        51: if Checked then
             v.ShiftMode := smWhenOverlapped else
             v.ShiftMode := smDontShift;
        52: v.Visible := Checked;
        53: v.Printable := Checked;
      end;

      Result := True;
    end;
  end;
end;

procedure TfrxViewEditor.GetMenuItems;
var
  v: TfrxView;
begin
  v := TfrxView(Component);

  AddItem(frxResources.Get('mvShift'), 50, v.ShiftMode = smAlways);
  AddItem(frxResources.Get('mvShiftOver'), 51, v.ShiftMode = smWhenOverlapped);
  AddItem(frxResources.Get('mvVisible'), 52, v.Visible);
  AddItem(frxResources.Get('mvPrintable'), 53, v.Printable);
end;


{ TfrxCustomMemoEditor }

function TfrxCustomMemoEditor.Execute(Tag: Integer; Checked: Boolean): Boolean;
var
  i: Integer;
  c: TfrxComponent;
  m: TfrxCustomMemoView;
  DisplayFormat: TfrxFormat;

  function EditFormat: Boolean;
  begin
    with TfrxFormatEditorForm.Create(Designer) do
    begin
      Format.Assign(TfrxCustomMemoView(Component).DisplayFormat);
      Result := ShowModal = mrOk;
      if Result then
        DisplayFormat.Assign(Format);
      Free;
    end;
  end;

begin
  Result := inherited Execute(Tag, Checked);

  DisplayFormat := TfrxFormat.Create;
  try
    if Tag = 1 then
      if not EditFormat then Exit;

    for i := 0 to Designer.SelectedObjects.Count - 1 do
    begin
      c := Designer.SelectedObjects[i];
      if (c is TfrxCustomMemoView) and not (rfDontModify in c.Restrictions) then
      begin
        m := TfrxCustomMemoView(c);
        case Tag of
          1: m.DisplayFormat := DisplayFormat;
          2: m.Memo.Clear;
          3: m.AutoWidth := Checked;
          4: m.WordWrap := Checked;
          5: m.SuppressRepeated := Checked;
          6: m.HideZeros := Checked;
          7: m.AllowExpressions := Checked;
          8: m.AllowHTMLTags := Checked;
          40: if Checked then
               m.StretchMode := smActualHeight else
               m.StretchMode := smDontStretch;
          41: if Checked then
               m.StretchMode := smMaxHeight else
               m.StretchMode := smDontStretch;
        end;

        Result := True;
      end;
    end;
  finally
    DisplayFormat.Free;
  end;
end;

procedure TfrxCustomMemoEditor.GetMenuItems;
var
  m: TfrxCustomMemoView;
begin
  m := TfrxCustomMemoView(Component);

  AddItem(frxResources.Get('mvFormat'), 1);
  AddItem(frxResources.Get('mvClear'), 2);
  AddItem('-', -1);
  AddItem(frxResources.Get('mvAutoWidth'), 3, m.AutoWidth);
  AddItem(frxResources.Get('mvWWrap'), 4, m.WordWrap);
  AddItem(frxResources.Get('mvSuppress'), 5, m.SuppressRepeated);
  AddItem(frxResources.Get('mvHideZ'), 6, m.HideZeros);
  AddItem(frxResources.Get('mvExpr'), 7, m.AllowExpressions);
  if not (m is TfrxDMPMemoView) then
    AddItem(frxResources.Get('mvHTML'), 8, m.AllowHTMLTags);
  AddItem('-', -1);
  AddItem(frxResources.Get('mvStretch'), 40, m.StretchMode = smActualHeight);
  AddItem(frxResources.Get('mvStretchToMax'), 41, m.StretchMode = smMaxHeight);

  inherited;
end;


end.


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