vcl/source/control/menubtn.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_vcl.hxx"
  33
  34 #ifndef _SV_RC_H
  35 #include <tools/rc.h>
  36 #endif
  37 #include <vcl/decoview.hxx>
  38 #include <vcl/event.hxx>
  39 #include <vcl/menu.hxx>
  40 #include <vcl/timer.hxx>
  41 #include <vcl/menubtn.hxx>
  42
  43
  44
  45 // =======================================================================
  46
  47 #define IMAGEBUTTON_BORDER_OFF1         11
  48 #define IMAGEBUTTON_BORDER_OFF2         16
  49
  50 // =======================================================================
  51
  52 void MenuButton::ImplInitMenuButtonData()
  53 {
  54     mnDDStyle           = PUSHBUTTON_DROPDOWN_MENUBUTTON;
  55
  56     mpMenuTimer         = NULL;
  57     mpMenu                      = NULL;
  58     mpOwnMenu           = NULL;
  59     mnCurItemId         = 0;
  60     mnMenuMode          = 0;
  61 }
  62
  63 // -----------------------------------------------------------------------
  64
  65 void MenuButton::ImplInit( Window* pParent, WinBits nStyle )
  66 {
  67     if ( !(nStyle & WB_NOTABSTOP) )
  68         nStyle |= WB_TABSTOP;
  69
  70     PushButton::ImplInit( pParent, nStyle );
  71 }
  72
  73 // -----------------------------------------------------------------------
  74
  75 void MenuButton::ImplExecuteMenu()
  76 {
  77     Activate();
  78
  79     if ( mpMenu )
  80     {
  81         Point aPos( 0, 1 );
  82         Size aSize = GetSizePixel();
  83         Rectangle aRect( aPos, aSize );
  84         const StyleSettings& rStyleSettings = GetSettings().GetStyleSettings();
  85         if ( !((GetStyle() & (WB_RECTSTYLE | WB_SMALLSTYLE)) ||
  86              !(rStyleSettings.GetOptions() & STYLE_OPTION_MACSTYLE)) )
  87         {
  88             aRect.Left()        += 2;
  89             aRect.Top()         += 2;
  90             aRect.Right()       -= 2;
  91             aRect.Bottom()      -= 2;
  92         }
  93         SetPressed( TRUE );
  94         EndSelection();
  95         mnCurItemId = mpMenu->Execute( this, aRect, POPUPMENU_EXECUTE_DOWN );
  96         SetPressed( FALSE );
  97         if ( mnCurItemId )
  98         {
  99             Select();
 100             mnCurItemId = 0;
 101         }
 102     }
 103 }
 104
 105 // -----------------------------------------------------------------------
 106
 107 MenuButton::MenuButton( Window* pParent, WinBits nWinBits ) :
 108     PushButton( WINDOW_MENUBUTTON )
 109 {
 110     ImplInitMenuButtonData();
 111     ImplInit( pParent, nWinBits );
 112 }
 113
 114 // -----------------------------------------------------------------------
 115
 116 MenuButton::MenuButton( Window* pParent, const ResId& rResId ) :
 117     PushButton( WINDOW_MENUBUTTON )
 118 {
 119     ImplInitMenuButtonData();
 120     rResId.SetRT( RSC_MENUBUTTON );
 121     WinBits nStyle = ImplInitRes( rResId );
 122     ImplInit( pParent, nStyle );
 123     ImplLoadRes( rResId );
 124
 125     if ( !(nStyle & WB_HIDE) )
 126         Show();
 127 }
 128
 129 // -----------------------------------------------------------------------
 130
 131 void MenuButton::ImplLoadRes( const ResId& rResId )
 132 {
 133     Control::ImplLoadRes( rResId );
 134
 135     ULONG nObjMask = ReadLongRes();
 136
 137     if ( RSCMENUBUTTON_MENU & nObjMask )
 138     {
 139         mpOwnMenu = new PopupMenu( ResId( (RSHEADER_TYPE*)GetClassRes(), *rResId.GetResMgr() ) );
 140         SetPopupMenu( mpOwnMenu );
 141         IncrementRes( GetObjSizeRes( (RSHEADER_TYPE*)GetClassRes() ) );
 142     }
 143 }
 144
 145 // -----------------------------------------------------------------------
 146
 147 MenuButton::~MenuButton()
 148 {
 149     if ( mpMenuTimer )
 150         delete mpMenuTimer;
 151     if ( mpOwnMenu )
 152         delete mpOwnMenu;
 153 }
 154
 155 // -----------------------------------------------------------------------
 156
 157 IMPL_LINK( MenuButton, ImplMenuTimeoutHdl, Timer*, EMPTYARG )
 158 {
 159     // Abfragen, ob Button-Benutzung noch aktiv ist, da diese ja auch
 160     // vorher abgebrochen wurden sein koennte
 161     if ( IsTracking() )
 162     {
 163         if ( !(GetStyle() & WB_NOPOINTERFOCUS) )
 164             GrabFocus();
 165         ImplExecuteMenu();
 166     }
 167
 168     return 0;
 169 }
 170
 171 // -----------------------------------------------------------------------
 172
 173 void MenuButton::MouseButtonDown( const MouseEvent& rMEvt )
 174 {
 175     if ( mnMenuMode & MENUBUTTON_MENUMODE_TIMED )
 176     {
 177         if ( !mpMenuTimer )
 178         {
 179             mpMenuTimer = new Timer;
 180             mpMenuTimer->SetTimeoutHdl( LINK( this, MenuButton, ImplMenuTimeoutHdl ) );
 181         }
 182
 183         mpMenuTimer->SetTimeout( GetSettings().GetMouseSettings().GetActionDelay() );
 184         mpMenuTimer->Start();
 185
 186         PushButton::MouseButtonDown( rMEvt );
 187     }
 188     else
 189     {
 190         if ( PushButton::ImplHitTestPushButton( this, rMEvt.GetPosPixel() ) )
 191         {
 192             if ( !(GetStyle() & WB_NOPOINTERFOCUS) )
 193                 GrabFocus();
 194             ImplExecuteMenu();
 195         }
 196     }
 197 }
 198
 199 // -----------------------------------------------------------------------
 200
 201 void MenuButton::KeyInput( const KeyEvent& rKEvt )
 202 {
 203     KeyCode aKeyCode = rKEvt.GetKeyCode();
 204     USHORT nCode = aKeyCode.GetCode();
 205     if ( (nCode == KEY_DOWN) && aKeyCode.IsMod2() )
 206         ImplExecuteMenu();
 207     else if ( !(mnMenuMode & MENUBUTTON_MENUMODE_TIMED) &&
 208               !aKeyCode.GetModifier() &&
 209               ((nCode == KEY_RETURN) || (nCode == KEY_SPACE)) )
 210         ImplExecuteMenu();
 211     else
 212         PushButton::KeyInput( rKEvt );
 213 }
 214
 215 // -----------------------------------------------------------------------
 216
 217 void MenuButton::Activate()
 218 {
 219     maActivateHdl.Call( this );
 220 }
 221
 222 // -----------------------------------------------------------------------
 223
 224 void MenuButton::Select()
 225 {
 226     maSelectHdl.Call( this );
 227 }
 228
 229 // -----------------------------------------------------------------------
 230
 231 void MenuButton::SetMenuMode( USHORT nMode )
 232 {
 233     // Fuer die 5.1-Auslieferung besser noch nicht inline, ansonsten kann
 234     // diese Funktion zur 6.0 inline werden
 235     mnMenuMode = nMode;
 236 }
 237
 238 // -----------------------------------------------------------------------
 239
 240 void MenuButton::SetPopupMenu( PopupMenu* pNewMenu )
 241 {
 242     // Fuer die 5.1-Auslieferung besser noch nicht inline, ansonsten kann
 243     // diese Funktion zur 6.0 inline werden
 244     mpMenu = pNewMenu;
 245 }