dbaccess/source/ui/control/marktree.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_dbaccess.hxx"
  33
  34 #ifndef _DBAUI_MARKTREE_HXX_
  35 #include "marktree.hxx"
  36 #endif
  37 #ifndef _DBU_CONTROL_HRC_
  38 #include "dbu_control.hrc"
  39 #endif
  40 #ifndef _SV_SVAPP_HXX
  41 #include <vcl/svapp.hxx>
  42 #endif
  43
  44 //.........................................................................
  45 namespace dbaui
  46 {
  47     using namespace ::com::sun::star::uno;
  48 using namespace ::com::sun::star::lang;
  49 //.........................................................................
  50 #define SPACEBETWEENENTRIES             4
  51 //========================================================================
  52 //= OMarkableTreeListBox
  53 //========================================================================
  54 DBG_NAME(OMarkableTreeListBox)
  55 //------------------------------------------------------------------------
  56 OMarkableTreeListBox::OMarkableTreeListBox( Window* pParent, const Reference< XMultiServiceFactory >& _rxORB, WinBits nWinStyle )
  57     : DBTreeListBox(pParent,_rxORB,nWinStyle)
  58 {
  59     DBG_CTOR(OMarkableTreeListBox,NULL);
  60
  61     InitButtonData();
  62 }
  63 //------------------------------------------------------------------------
  64 OMarkableTreeListBox::OMarkableTreeListBox( Window* pParent, const Reference< XMultiServiceFactory >& _rxORB, const ResId& rResId)
  65     : DBTreeListBox(pParent,_rxORB,rResId)
  66 {
  67     DBG_CTOR(OMarkableTreeListBox,NULL);
  68
  69     InitButtonData();
  70 }
  71 //------------------------------------------------------------------------
  72 OMarkableTreeListBox::~OMarkableTreeListBox()
  73 {
  74     delete m_pCheckButton;
  75
  76     DBG_DTOR(OMarkableTreeListBox,NULL);
  77 }
  78 //------------------------------------------------------------------------
  79 void OMarkableTreeListBox::Paint(const Rectangle& _rRect)
  80 {
  81     if (!IsEnabled())
  82     {
  83         Font aOldFont = GetFont();
  84         Font aNewFont(aOldFont);
  85
  86         StyleSettings aSystemStyle = Application::GetSettings().GetStyleSettings();
  87         aNewFont.SetColor(aSystemStyle.GetDisableColor());
  88
  89         SetFont(aNewFont);
  90         DBTreeListBox::Paint(_rRect);
  91         SetFont(aOldFont);
  92     }
  93     else
  94         DBTreeListBox::Paint(_rRect);
  95 }
  96 //------------------------------------------------------------------------
  97 void OMarkableTreeListBox::InitButtonData()
  98 {
  99     m_pCheckButton = new SvLBoxButtonData( this );
 100     EnableCheckButton( m_pCheckButton );
 101 }
 102 //------------------------------------------------------------------------
 103 void OMarkableTreeListBox::KeyInput( const KeyEvent& rKEvt )
 104 {
 105     // nur wenn space
 106     if (rKEvt.GetKeyCode().GetCode() == KEY_SPACE && !rKEvt.GetKeyCode().IsShift() && !rKEvt.GetKeyCode().IsMod1())
 107     {
 108         SvLBoxEntry* pCurrentHandlerEntry = GetHdlEntry();
 109         if(pCurrentHandlerEntry)
 110         {
 111             SvButtonState eState = GetCheckButtonState( pCurrentHandlerEntry);
 112             if(eState == SV_BUTTON_CHECKED)
 113                 SetCheckButtonState( pCurrentHandlerEntry, SV_BUTTON_UNCHECKED);
 114             else
 115                 SetCheckButtonState( pCurrentHandlerEntry, SV_BUTTON_CHECKED);
 116
 117             CheckButtonHdl();
 118         }
 119         else
 120             DBTreeListBox::KeyInput(rKEvt);
 121     }
 122     else
 123         DBTreeListBox::KeyInput(rKEvt);
 124
 125 }
 126 //------------------------------------------------------------------------
 127 SvButtonState OMarkableTreeListBox::implDetermineState(SvLBoxEntry* _pEntry)
 128 {
 129     SvButtonState eState = GetCheckButtonState(_pEntry);
 130     if (!GetModel()->HasChilds(_pEntry))
 131         // nothing to do in this bottom-up routine if there are no children ...
 132         return eState;
 133 #ifdef DBG_UTIL
 134     String sEntryText  =GetEntryText(_pEntry);
 135 #endif
 136
 137     // loop through the children and check their states
 138     sal_uInt16 nCheckedChildren = 0;
 139     sal_uInt16 nChildrenOverall = 0;
 140
 141     SvLBoxEntry* pChildLoop = GetModel()->FirstChild(_pEntry);
 142     while (pChildLoop)
 143     {
 144 #ifdef DBG_UTIL
 145         String sChildText  =GetEntryText(pChildLoop);
 146 #endif
 147         SvButtonState eChildState = implDetermineState(pChildLoop);
 148         if (SV_BUTTON_TRISTATE == eChildState)
 149             break;
 150
 151         if (SV_BUTTON_CHECKED == eChildState)
 152             ++nCheckedChildren;
 153         ++nChildrenOverall;
 154
 155         pChildLoop = GetModel()->NextSibling(pChildLoop);
 156     }
 157
 158     if (pChildLoop)
 159     {
 160         // we did not finish the loop because at least one of the children is in tristate
 161         eState = SV_BUTTON_TRISTATE;
 162
 163         // but this means that we did not finish all the siblings of pChildLoop, so their checking may be
 164         // incorrect at the moment
 165         // -> correct this
 166         // 88485 - 20.06.2001 - frank.schoenheit@sun.com
 167         while (pChildLoop)
 168         {
 169             implDetermineState(pChildLoop);
 170             pChildLoop = GetModel()->NextSibling(pChildLoop);
 171         }
 172     }
 173     else
 174         // none if the children is in tristate
 175         if (nCheckedChildren)
 176             // we have at least one chil checked
 177             if (nCheckedChildren != nChildrenOverall)
 178                 // not all children are checked
 179                 eState = SV_BUTTON_TRISTATE;
 180             else
 181                 // all children are checked
 182                 eState = SV_BUTTON_CHECKED;
 183         else
 184             // no children are checked
 185             eState = SV_BUTTON_UNCHECKED;
 186
 187     // finally set the entry to the state we just determined
 188     SetCheckButtonState(_pEntry, eState);
 189
 190     // outta here
 191     return eState;
 192 }
 193
 194 //------------------------------------------------------------------------
 195 void OMarkableTreeListBox::CheckButtons()
 196 {
 197     SvLBoxEntry* pEntry = GetModel()->First();
 198     while (pEntry)
 199     {
 200         implDetermineState(pEntry);
 201         pEntry = GetModel()->NextSibling(pEntry);
 202     }
 203 }
 204 //------------------------------------------------------------------------
 205 void OMarkableTreeListBox::CheckButtonHdl()
 206 {
 207     checkedButton_noBroadcast(GetHdlEntry());
 208     if (m_aCheckButtonHandler.IsSet())
 209         m_aCheckButtonHandler.Call(this);
 210 }
 211
 212 //------------------------------------------------------------------------
 213 void OMarkableTreeListBox::checkedButton_noBroadcast(SvLBoxEntry* _pEntry)
 214 {
 215     SvButtonState eState = GetCheckButtonState( _pEntry);
 216     if (GetModel()->HasChilds(_pEntry)) // Falls Kinder, dann diese auch checken
 217     {
 218         SvLBoxEntry* pChildEntry = GetModel()->Next(_pEntry);
 219         SvLBoxEntry* pSiblingEntry = GetModel()->NextSibling(_pEntry);
 220         while(pChildEntry && pChildEntry != pSiblingEntry)
 221         {
 222             SetCheckButtonState(pChildEntry, eState);
 223             pChildEntry = GetModel()->Next(pChildEntry);
 224         }
 225     }
 226
 227     SvLBoxEntry* pEntry = IsSelected(_pEntry) ? FirstSelected() : NULL;
 228     while(pEntry)
 229     {
 230         SetCheckButtonState(pEntry,eState);
 231         if(GetModel()->HasChilds(pEntry))       // Falls Kinder, dann diese auch checken
 232         {
 233             SvLBoxEntry* pChildEntry = GetModel()->Next(pEntry);
 234             SvLBoxEntry* pSiblingEntry = GetModel()->NextSibling(pEntry);
 235             while(pChildEntry && pChildEntry != pSiblingEntry)
 236             {
 237                 SetCheckButtonState(pChildEntry,eState);
 238                 pChildEntry = GetModel()->Next(pChildEntry);
 239             }
 240         }
 241         pEntry = NextSelected(pEntry);
 242     }
 243     CheckButtons();
 244 }
 245
 246 //------------------------------------------------------------------------
 247 //.........................................................................
 248 }       // namespace dbaui
 249 //.........................................................................
 250