lasarus_compotents/RXLib/.svn/pristine/da/da3bfc110779d955eb1e09d921c0a8d073253d82.svn-base

{ register_rxctrl unit

  Copyright (C) 2005-2017 Lagunov Aleksey alexs@yandex.ru and Lazarus team
  original conception from rx library for Delphi (c)

  This library is free software; you can redistribute it and/or modify it
  under the terms of the GNU Library General Public License as published by
  the Free Software Foundation; either version 2 of the License, or (at your
  option) any later version with the following modification:

  As a special exception, the copyright holders of this library give you
  permission to link this library with independent modules to produce an
  executable, regardless of the license terms of these independent modules,and
  to copy and distribute the resulting executable under terms of your choice,
  provided that you also meet, for each linked independent module, the terms
  and conditions of the license of that module. An independent module is a
  module which is not derived from or based on this library. If you modify
  this library, you may extend this exception to your version of the library,
  but you are not obligated to do so. If you do not wish to do so, delete this
  exception statement from your version.

  This program is distributed in the hope that it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
  for more details.

  You should have received a copy of the GNU Library General Public License
  along with this library; if not, write to the Free Software Foundation,
  Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
}

unit register_rxctrl;

{$mode objfpc}{$H+}

interface
uses
  Classes, SysUtils, LResources, LazarusPackageIntf, DBPropEdits, PropEdits,
  DB, ComponentEditors;

type

  { TRxCollumsSortFieldsProperty }

  TRxCollumsSortFieldsProperty = class(TDBGridFieldProperty)
  public
    function GetAttributes: TPropertyAttributes; override;
    procedure Edit; override;
    procedure FillValues(const Values: TStringList); override;
  end;

  { TPopUpColumnFieldProperty }

  TPopUpColumnFieldProperty = class(TFieldProperty)
  public
    procedure FillValues(const Values: TStringList); override;
  end;

type

  { THistoryButtonProperty }

  THistoryButtonProperty = class(TStringPropertyEditor)
  public
    function  GetAttributes: TPropertyAttributes; override;
    procedure GetValues(Proc: TGetStrProc); override;
  end;

type

  { TRxLoginDialogEditor }

  TRxLoginDialogEditor = class(TComponentEditor)
  public
    DefaultEditor: TBaseComponentEditor;
    constructor Create(AComponent: TComponent; ADesigner: TComponentEditorDesigner); override;
    destructor Destroy; override;
    function GetVerbCount:integer;override;
    function GetVerb(Index:integer):string;override;
    procedure ExecuteVerb(Index:integer);override;
  end;

(*
  { TRxAppIcon }

  TRxAppIconEditor = class(TComponentEditor)
  public
    DefaultEditor: TBaseComponentEditor;
    constructor Create(AComponent: TComponent; ADesigner: TComponentEditorDesigner); override;
    destructor Destroy; override;
    function GetVerbCount:integer;override;
    function GetVerb(Index:integer):string;override;
    procedure ExecuteVerb(Index:integer);override;
  end;
*)
procedure Register;
implementation
uses RxLogin, Dialogs, rxconst, RxHistoryNavigator, rxpopupunit,
  rxceEditLookupFields, rxdbgrid, rxdconst, rxduallist, rxstrutils, Forms;

resourcestring
  sTestTRxLoginDialog = 'Test TRxLoginDialog';
//  sLoadIcon        = 'Load icon';


{ TRxLoginDialogEditor }

constructor TRxLoginDialogEditor.Create(AComponent: TComponent;
  ADesigner: TComponentEditorDesigner);
var
  CompClass: TClass;
begin
  inherited Create(AComponent, ADesigner);
  CompClass := PClass(Acomponent)^;
  try
    PClass(AComponent)^ := TComponent;
    DefaultEditor := GetComponentEditor(AComponent, ADesigner);
  finally
    PClass(AComponent)^ := CompClass;
  end;
end;

destructor TRxLoginDialogEditor.Destroy;
begin
  DefaultEditor.Free;
  inherited Destroy;
end;

function TRxLoginDialogEditor.GetVerbCount: integer;
begin
  Result:=DefaultEditor.GetVerbCount + 1;
end;

function TRxLoginDialogEditor.GetVerb(Index: integer): string;
begin
  if Index < DefaultEditor.GetVerbCount then
    Result := DefaultEditor.GetVerb(Index)
  else
  begin
    case Index - DefaultEditor.GetVerbCount of
      0:Result:=sTestTRxLoginDialog;
    end;
  end;
end;

procedure TRxLoginDialogEditor.ExecuteVerb(Index: integer);
begin
  if Index < DefaultEditor.GetVerbCount then
    DefaultEditor.ExecuteVerb(Index)
  else
  begin
    case Index - DefaultEditor.GetVerbCount of
      0:(Component as TRxLoginDialog).Login;
    end;
  end;
end;
(*
{ TRxAppIcon }

type
  PClass = ^TClass;

constructor TRxAppIconEditor.Create(AComponent: TComponent;
  ADesigner: TComponentEditorDesigner);
var
  CompClass: TClass;
begin
  inherited Create(AComponent, ADesigner);
  CompClass := PClass(Acomponent)^;
  try
    PClass(AComponent)^ := TComponent;
    DefaultEditor := GetComponentEditor(AComponent, ADesigner);
  finally
    PClass(AComponent)^ := CompClass;
  end;
end;

destructor TRxAppIconEditor.Destroy;
begin
  DefaultEditor.Free;
  inherited Destroy;
end;

function TRxAppIconEditor.GetVerbCount: integer;
begin
  Result:=DefaultEditor.GetVerbCount + 1;
end;

function TRxAppIconEditor.GetVerb(Index: integer): string;
begin
  if Index < DefaultEditor.GetVerbCount then
    Result := DefaultEditor.GetVerb(Index)
  else
  begin
    case Index - DefaultEditor.GetVerbCount of
      0:Result:=sLoadIcon;
    end;
  end;
end;

procedure TRxAppIconEditor.ExecuteVerb(Index: integer);
var
  OpenDialog1: TOpenDialog;
begin
  if Index < DefaultEditor.GetVerbCount then
    DefaultEditor.ExecuteVerb(Index)
  else
  begin
    case Index - DefaultEditor.GetVerbCount of
      0:begin
          OpenDialog1:=TOpenDialog.Create(nil);
          OpenDialog1.Filter:=sWindowsIcoFiles;
          try
            if OpenDialog1.Execute then
              (Component as TRxAppIcon).LoadFromFile(OpenDialog1.FileName);
          finally
            OpenDialog1.Free;
          end;
          Modified;
        end;
    end;
  end;
end;
*)
{ THistoryButtonProperty }

function THistoryButtonProperty.GetAttributes: TPropertyAttributes;
begin
  Result:= [paValueList, paSortList, paMultiSelect];
end;

procedure THistoryButtonProperty.GetValues(Proc: TGetStrProc);
var
  I: Integer;
  Navigator:TRxHistoryNavigator;
begin
  Navigator:=TRxHistoryNavigator(GetComponent(0));
  if Assigned(Navigator) then
  begin
    if Assigned(Navigator.ToolPanel) then
    begin
      for i:=0 to Navigator.ToolPanel.Items.Count - 1 do
      begin
        if Assigned(Navigator.ToolPanel.Items[i].Action) then
          Proc(Navigator.ToolPanel.Items[i].Action.Name);
      end;
    end;
  end;
end;

{ TPopUpColumnFieldProperty }

procedure TPopUpColumnFieldProperty.FillValues(const Values: TStringList);
var
  Column: TPopUpColumn;
  DataSource: TDataSource;
begin
  Column:=TPopUpColumn(GetComponent(0));
  if not (Column is TPopUpColumn) then exit;
  DataSource := TPopUpFormColumns(Column.Collection).PopUpFormOptions.DataSource;
  if Assigned(DataSource) and Assigned(DataSource.DataSet) then
    DataSource.DataSet.GetFieldNames(Values);
end;


{ TRxCollumsSortFieldsProperty }

function TRxCollumsSortFieldsProperty.GetAttributes: TPropertyAttributes;
begin
  Result:= [paValueList, paSortList, paMultiSelect, paDialog];
end;

procedure TRxCollumsSortFieldsProperty.Edit;
var
  DualListDialog1: TDualListDialog;
  FCol:TRxColumn;
 /// FGrid:TRxDBGrid;

procedure DoInitFill;
var
  i,j:integer;
  LookupDisplay:string;
begin
  LookupDisplay:=FCol.SortFields;
  if LookupDisplay<>'' then
  begin
    StrToStrings(LookupDisplay, DualListDialog1.List2, ';');
    for i:=DualListDialog1.List1.Count-1 downto 0 do
    begin
      j:=DualListDialog1.List2.IndexOf(DualListDialog1.List1[i]);
      if j>=0 then
        DualListDialog1.List1.Delete(i);
    end;
  end;
end;

function DoFillDone:string;
var
  i:integer;
begin
  for i:=0 to DualListDialog1.List2.Count-1 do
    Result:=Result + DualListDialog1.List2[i]+';';
  if Result<>'' then
    Result:=Copy(Result, 1, Length(Result)-1);
end;

procedure DoSetCaptions;
begin
  DualListDialog1.Label1Caption:=sRxAllFields;
  DualListDialog1.Label2Caption:=sRxSortFieldsDisplay;
  DualListDialog1.Title:=sRxFillSortFieldsDisp;
end;

begin
  FCol:=nil;

  if GetComponent(0) is TRxColumn then
    FCol:=TRxColumn(GetComponent(0))
  else
    exit;

  DualListDialog1:=TDualListDialog.Create(Application);
  try
    DoSetCaptions;
    FillValues(DualListDialog1.List1 as TStringList);
    DoInitFill;
    if DualListDialog1.Execute then
      FCol.SortFields:=DoFillDone;
  finally
    FreeAndNil(DualListDialog1);
  end;
end;

procedure TRxCollumsSortFieldsProperty.FillValues(const Values: TStringList);
var
  Column: TRxColumn;
  Grid: TRxDBGrid;
  DataSource: TDataSource;
begin
  Column:=TRxColumn(GetComponent(0));
  if not (Column is TRxColumn) then exit;
  Grid:=TRxDBGrid(Column.Grid);
  if not (Grid is TRxDBGrid) then exit;
//  LoadDataSourceFields(Grid.DataSource, Values);

  DataSource := Grid.DataSource;
  if (DataSource is TDataSource) and Assigned(DataSource.DataSet) then
    DataSource.DataSet.GetFieldNames(Values);

end;


procedure Register;
begin
  //
  RegisterComponentEditor(TRxLoginDialog, TRxLoginDialogEditor);
  //RegisterComponentEditor(TRxAppIcon, TRxAppIconEditor);
  //
  RegisterPropertyEditor(TypeInfo(string), TPopUpColumn, 'FieldName', TPopUpColumnFieldProperty);
  RegisterPropertyEditor(TypeInfo(string), TRxHistoryNavigator, 'BackBtn', THistoryButtonProperty);
  RegisterPropertyEditor(TypeInfo(string), TRxHistoryNavigator, 'ForwardBtn', THistoryButtonProperty);

  RegisterPropertyEditor(TypeInfo(string), TRxColumn, 'SortFields', TRxCollumsSortFieldsProperty);

  RegisterCEEditLookupFields;
  //
end;
end.