[JVCL-Checkins] CVS: dev/JVCL3/run vExButtons.pas,NONE,1.1 - New MouseEnter/Leave code and new VCL wrapper unit

[Andreas H. <ah...@us...>]

Update of /cvsroot/jvcl/dev/JVCL3/run
In directory sc8-pr-cvs1:/tmp/cvs-serv31870/run

Added Files:
	vExButtons.pas 
Log Message:
New MouseEnter/Leave code and new VCL wrapper units

--- NEW FILE: vExButtons.pas ---
{-----------------------------------------------------------------------------
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.

The Original Code is: JvExButtons.pas, released on 2004-01-04

The Initial Developer of the Original Code is Andreas Hausladen [And...@gm...]
Portions created by Andreas Hausladen are Copyright (C) 2004 Andreas Hausladen.
All Rights Reserved.

Contributor(s): -

Last Modified: 2004-01-04

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:
-----------------------------------------------------------------------------}
{$I jvcl.inc}

unit JvExButtons;
interface
uses
  {$IFDEF VCL}
  Windows, Messages, Controls, Forms, Buttons, StdCtrls,
  {$ENDIF VCL}
  {$IFDEF VisualCLX}
  QControls, QForms, QButtons, QStdCtrls,
  {$ENDIF VisualCLX}
  Classes, SysUtils,
  JvExControls;

type
  IJvSpeedButtonEvents = interface(IJvControlEvents)
    ['{3EEBF34C-1B91-49C4-81DF-7DDF2C247698}']
    procedure ButtonPressed(Sender: TSpeedButton; GroupIndex: Integer);
  end;

  //
  // --------------------------------------
  TJvExSpeedButton = class(TSpeedButton, IJvSpeedButtonEvents, IJvControlEvents)
  {$IFDEF VCL}
  protected
   // TControl
    procedure VisibleChanged; dynamic;
    procedure EnabledChanged; dynamic;
    procedure TextChanged; dynamic;
    procedure FontChanged; dynamic;
    procedure ColorChanged; dynamic;
    procedure ParentFontChanged; dynamic;
    procedure ParentColorChanged; dynamic;
    procedure ParentShowHintChanged; dynamic;
    function WantKey(Key: Integer; Shift: TShiftState;
      const KeyText: WideString): Boolean; virtual;
    function HintShow(var HintInfo : THintInfo): Boolean; dynamic;
    function HitTest(X, Y: Integer): Boolean; dynamic;
    procedure MouseEnter(Control: TControl); dynamic;
    procedure MouseLeave(Control: TControl); dynamic;
  protected
   // TJvExSpeedButton
    procedure ButtonPressed(Sender: TSpeedButton; GroupIndex: Integer); dynamic;
  public
    procedure Dispatch(var Message); override;
  private
    FOnMouseEnter, FOnMouseLeave: TNotifyEvent;
  protected
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
  {$ENDIF VCL}
  {$IFDEF VisualCLX}
   {$IF not declared(PatchedVCLX)}
  private
    FOnMouseEnter, FOnMouseLeave: TNotifyEvent;
  protected
    procedure MouseEnter(Control: TControl); override;
    procedure MouseLeave(Control: TControl); override;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
   {$IFEND}
  {$ENDIF}
  end;

  //
  // --------------------------------------
  TJvExBitBtn = class(TBitBtn, IJvWinControlEvents, IJvControlEvents)
  {$IFDEF VCL}
  protected
   // TControl
    procedure VisibleChanged; dynamic;
    procedure EnabledChanged; dynamic;
    procedure TextChanged; dynamic;
    procedure FontChanged; dynamic;
    procedure ColorChanged; dynamic;
    procedure ParentFontChanged; dynamic;
    procedure ParentColorChanged; dynamic;
    procedure ParentShowHintChanged; dynamic;
    function WantKey(Key: Integer; Shift: TShiftState;
      const KeyText: WideString): Boolean; virtual;
    function HintShow(var HintInfo : THintInfo): Boolean; dynamic;
    function HitTest(X, Y: Integer): Boolean; dynamic;
    procedure MouseEnter(Control: TControl); dynamic;
    procedure MouseLeave(Control: TControl); dynamic;
  protected
   // TWinControl
    procedure CursorChanged; dynamic;
    procedure ShowingChanged; dynamic;
    procedure ShowHintChanged; dynamic;
    procedure ControlsListChanging(Control: TControl; Inserting: Boolean); dynamic;
    procedure ControlsListChanged(Control: TControl; Inserting: Boolean); dynamic;
  public
    procedure Dispatch(var Message); override;
  private
    FOnMouseEnter, FOnMouseLeave: TNotifyEvent;
  protected
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
  {$ENDIF VCL}
  {$IFDEF VisualCLX}
   {$IF not declared(PatchedVCLX)}
  private
    FOnMouseEnter, FOnMouseLeave: TNotifyEvent;
  protected
    procedure MouseEnter(Control: TControl); override;
    procedure MouseLeave(Control: TControl); override;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
   {$IFEND}
  {$ENDIF}
  end;

implementation

//
// -----------------------------------------------------------------------------
{$IFDEF VCL}
procedure TJvExSpeedButton.VisibleChanged;
begin
  InheritMsg(Self, CM_VISIBLECHANGED);
end;

procedure TJvExSpeedButton.EnabledChanged;
begin
  InheritMsg(Self, CM_ENABLEDCHANGED);
end;

procedure TJvExSpeedButton.TextChanged;
begin
  InheritMsg(Self, CM_TEXTCHANGED);
end;

procedure TJvExSpeedButton.FontChanged;
begin
  InheritMsg(Self, CM_FONTCHANGED);
end;

procedure TJvExSpeedButton.ColorChanged;
begin
  InheritMsg(Self, CM_COLORCHANGED);
end;

procedure TJvExSpeedButton.ParentColorChanged;
begin
  InheritMsg(Self, CM_PARENTCOLORCHANGED);
end;

procedure TJvExSpeedButton.ParentFontChanged;
begin
  InheritMsg(Self, CM_PARENTFONTCHANGED);
end;

procedure TJvExSpeedButton.ParentShowHintChanged;
begin
  InheritMsg(Self, CM_PARENTSHOWHINTCHANGED);
end;

function TJvExSpeedButton.WantKey(Key: Integer; Shift: TShiftState;
  const KeyText: WideString): Boolean;
begin
  Result := InheritMsg(Self, CM_DIALOGCHAR, Word(Key), ShiftStateToKeyData(Shift)) <> 0;
end;

function TJvExSpeedButton.HintShow(var HintInfo: THintInfo): Boolean;
begin
  Result := InheritMsg(Self, CM_HINTSHOW, 0, Integer(@HintInfo)) <> 0;
end;

function TJvExSpeedButton.HitTest(X, Y: Integer): Boolean;
begin
  Result := InheritMsg(Self, CM_HITTEST, 0, Integer(PointToSmallPoint(Point(X, Y)))) <> 0;
end;

procedure TJvExSpeedButton.MouseEnter(Control: TControl);
begin
  InheritMsg(Self, CM_MOUSEENTER, 0, Integer(Control));
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
end;

procedure TJvExSpeedButton.MouseLeave(Control: TControl);
begin
  InheritMsg(Self, CM_MOUSELEAVE, 0, Integer(Control));
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;
{$ENDIF VCL}
{$IFDEF VisualCLX}
 {$IF not declared(PatchedVCLX)}
procedure TJvExSpeedButton.MouseEnter(Control: TControl);
begin
  inherited MouseEnter(Control);
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
end;

procedure TJvExSpeedButton.MouseLeave(Control: TControl);
begin
  inherited MouseLeave(Control);
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;
 {$IFEND}
{$ENDIF VisualCLX}

{$IFDEF VCL}
procedure TJvExSpeedButton.ButtonPressed(Sender: TSpeedButton; GroupIndex: Integer);
begin
  InheritMsg(Self, CM_BUTTONPRESSED, GroupIndex, Integer(Sender));
end;

procedure TJvExSpeedButton.Dispatch(var Message);
begin
  if not DispatchMsg(Self, Message) then
    case TMessage(Message).Msg of
      CM_BUTTONPRESSED:
        with TMessage(Message) do
          ButtonPressed(TSpeedButton(LParam), WParam);
    else
      inherited Dispatch(Message);
    end;
end;
{$ENDIF VCL}

//
// -----------------------------------------------------------------------------
{$IFDEF VCL}
procedure TJvExBitBtn.VisibleChanged;
begin
  InheritMsg(Self, CM_VISIBLECHANGED);
end;

procedure TJvExBitBtn.EnabledChanged;
begin
  InheritMsg(Self, CM_ENABLEDCHANGED);
end;

procedure TJvExBitBtn.TextChanged;
begin
  InheritMsg(Self, CM_TEXTCHANGED);
end;

procedure TJvExBitBtn.FontChanged;
begin
  InheritMsg(Self, CM_FONTCHANGED);
end;

procedure TJvExBitBtn.ColorChanged;
begin
  InheritMsg(Self, CM_COLORCHANGED);
end;

procedure TJvExBitBtn.ParentColorChanged;
begin
  InheritMsg(Self, CM_PARENTCOLORCHANGED);
end;

procedure TJvExBitBtn.ParentFontChanged;
begin
  InheritMsg(Self, CM_PARENTFONTCHANGED);
end;

procedure TJvExBitBtn.ParentShowHintChanged;
begin
  InheritMsg(Self, CM_PARENTSHOWHINTCHANGED);
end;

function TJvExBitBtn.WantKey(Key: Integer; Shift: TShiftState;
  const KeyText: WideString): Boolean;
begin
  Result := InheritMsg(Self, CM_DIALOGCHAR, Word(Key), ShiftStateToKeyData(Shift)) <> 0;
end;

function TJvExBitBtn.HintShow(var HintInfo: THintInfo): Boolean;
begin
  Result := InheritMsg(Self, CM_HINTSHOW, 0, Integer(@HintInfo)) <> 0;
end;

function TJvExBitBtn.HitTest(X, Y: Integer): Boolean;
begin
  Result := InheritMsg(Self, CM_HITTEST, 0, Integer(PointToSmallPoint(Point(X, Y)))) <> 0;
end;

procedure TJvExBitBtn.MouseEnter(Control: TControl);
begin
  InheritMsg(Self, CM_MOUSEENTER, 0, Integer(Control));
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
end;

procedure TJvExBitBtn.MouseLeave(Control: TControl);
begin
  InheritMsg(Self, CM_MOUSELEAVE, 0, Integer(Control));
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;
{$ENDIF VCL}
{$IFDEF VisualCLX}
 {$IF not declared(PatchedVCLX)}
procedure TJvExBitBtn.MouseEnter(Control: TControl);
begin
  inherited MouseEnter(Control);
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
end;

procedure TJvExBitBtn.MouseLeave(Control: TControl);
begin
  inherited MouseLeave(Control);
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;
 {$IFEND}
{$ENDIF VisualCLX}
{$IFDEF VCL}
procedure TJvExBitBtn.CursorChanged;
begin
  InheritMsg(Self, CM_CURSORCHANGED);
end;

procedure TJvExBitBtn.ShowHintChanged;
begin
  InheritMsg(Self, CM_SHOWHINTCHANGED);
end;

procedure TJvExBitBtn.ShowingChanged;
begin
  InheritMsg(Self, CM_SHOWINGCHANGED);
end;

procedure TJvExBitBtn.ControlsListChanging(Control: TControl; Inserting: Boolean);
begin
  if Inserting then
    InheritMsg(Self, CM_CONTROLLISTCHANGE, Integer(Control), Integer(Inserting))
  else
    InheritMsg(Self, CM_CONTROLCHANGE, Integer(Control), Integer(Inserting))
end;

procedure TJvExBitBtn.ControlsListChanged(Control: TControl; Inserting: Boolean);
begin
  if not Inserting then
    InheritMsg(Self, CM_CONTROLLISTCHANGE, Integer(Control), Integer(Inserting))
  else
    InheritMsg(Self, CM_CONTROLCHANGE, Integer(Control), Integer(Inserting))
end;
{$ENDIF VCL}
{$IFDEF VCL}
procedure TJvExBitBtn.Dispatch(var Message);
begin
  if not DispatchMsg(Self, Message) then
    inherited Dispatch(Message);
end;
{$ENDIF VCL}

end.