diff options
Diffstat (limited to 'vcl/source/control/ilstbox.cxx')
| -rw-r--r-- | vcl/source/control/ilstbox.cxx | 145 |
1 files changed, 85 insertions, 60 deletions
diff --git a/vcl/source/control/ilstbox.cxx b/vcl/source/control/ilstbox.cxx index b4b7e3f80357..bd0179ffe454 100644 --- a/vcl/source/control/ilstbox.cxx +++ b/vcl/source/control/ilstbox.cxx @@ -529,7 +529,8 @@ USHORT ImplEntryList::FindFirstSelectable( USHORT nPos, bool bForward /* = true // ======================================================================= ImplListBoxWindow::ImplListBoxWindow( Window* pParent, WinBits nWinStyle ) : - Control( pParent, 0 ) + Control( pParent, 0 ), + maQuickSelectionEngine( *this ) { mpEntryList = new ImplEntryList( this ); @@ -568,9 +569,6 @@ ImplListBoxWindow::ImplListBoxWindow( Window* pParent, WinBits nWinStyle ) : SetTextFillColor(); SetBackground( Wallpaper( GetSettings().GetStyleSettings().GetFieldColor() ) ); - maSearchTimeout.SetTimeout( 2500 ); - maSearchTimeout.SetTimeoutHdl( LINK( this, ImplListBoxWindow, SearchStringTimeout ) ); - ImplInitSettings( TRUE, TRUE, TRUE ); ImplCalcMetrics(); } @@ -579,7 +577,6 @@ ImplListBoxWindow::ImplListBoxWindow( Window* pParent, WinBits nWinStyle ) : ImplListBoxWindow::~ImplListBoxWindow() { - maSearchTimeout.Stop(); delete mpEntryList; } @@ -624,14 +621,6 @@ void ImplListBoxWindow::ImplCalcMetrics() // ----------------------------------------------------------------------- -IMPL_LINK( ImplListBoxWindow, SearchStringTimeout, Timer*, EMPTYARG ) -{ - maSearchStr.Erase(); - return 1; -} - -// ----------------------------------------------------------------------- - void ImplListBoxWindow::Clear() { mpEntryList->Clear(); @@ -648,6 +637,7 @@ void ImplListBoxWindow::Clear() ImplClearLayoutData(); mnCurrentPos = LISTBOX_ENTRY_NOTFOUND; + maQuickSelectionEngine.Reset(); Invalidate(); } @@ -918,7 +908,7 @@ USHORT ImplListBoxWindow::GetLastVisibleEntry() const void ImplListBoxWindow::MouseButtonDown( const MouseEvent& rMEvt ) { mbMouseMoveSelect = FALSE; // Nur bis zum ersten MouseButtonDown - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); if ( !IsReadOnly() ) { @@ -1465,7 +1455,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) bDone = TRUE; } - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); } break; @@ -1492,7 +1482,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) bDone = TRUE; } - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); } break; @@ -1523,7 +1513,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) } bDone = TRUE; } - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); } break; @@ -1557,7 +1547,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) } bDone = TRUE; } - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); } break; @@ -1578,7 +1568,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) bDone = TRUE; } } - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); } break; @@ -1604,7 +1594,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) } bDone = TRUE; } - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); } break; @@ -1615,7 +1605,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) ScrollHorz( -HORZ_SCROLL ); bDone = TRUE; } - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); } break; @@ -1626,7 +1616,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) ScrollHorz( HORZ_SCROLL ); bDone = TRUE; } - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); } break; @@ -1638,7 +1628,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) ImplCallSelect(); bDone = FALSE; // RETURN nicht abfangen. } - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); } break; @@ -1653,7 +1643,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) } bDone = TRUE; } - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); } break; @@ -1673,7 +1663,7 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) SetUpdateMode( bUpdates ); Invalidate(); - maSearchStr.Erase(); + maQuickSelectionEngine.Reset(); bDone = TRUE; break; @@ -1682,43 +1672,12 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) // fall through intentional default: { - xub_Unicode c = rKEvt.GetCharCode(); - - if ( !IsReadOnly() && (c >= 32) && (c != 127) && !rKEvt.GetKeyCode().IsMod2() ) + if ( !IsReadOnly() ) { - maSearchStr += c; - XubString aTmpSearch( maSearchStr ); - - nSelect = mpEntryList->FindMatchingEntry( aTmpSearch, mnCurrentPos ); - if ( (nSelect == LISTBOX_ENTRY_NOTFOUND) && (aTmpSearch.Len() > 1) ) - { - // Wenn alles die gleichen Buchstaben, dann anderer Such-Modus - BOOL bAllEqual = TRUE; - for ( USHORT n = aTmpSearch.Len(); n && bAllEqual; ) - bAllEqual = aTmpSearch.GetChar( --n ) == c; - if ( bAllEqual ) - { - aTmpSearch = c; - nSelect = mpEntryList->FindMatchingEntry( aTmpSearch, mnCurrentPos+1 ); - } - } - if ( nSelect == LISTBOX_ENTRY_NOTFOUND ) - nSelect = mpEntryList->FindMatchingEntry( aTmpSearch, 0 ); - - if ( nSelect != LISTBOX_ENTRY_NOTFOUND ) - { - ShowProminentEntry( nSelect ); - - if ( mpEntryList->IsEntryPosSelected( nSelect ) ) - nSelect = LISTBOX_ENTRY_NOTFOUND; - - maSearchTimeout.Start(); - } - else - maSearchStr.Erase(); - bDone = TRUE; + bDone = maQuickSelectionEngine.HandleKeyEvent( rKEvt ); } - } + } + break; } if ( ( nSelect != LISTBOX_ENTRY_NOTFOUND ) @@ -1744,6 +1703,72 @@ BOOL ImplListBoxWindow::ProcessKeyInput( const KeyEvent& rKEvt ) } // ----------------------------------------------------------------------- +namespace +{ + static ::vcl::StringEntryIdentifier lcl_getEntry( const ImplEntryList& _rList, USHORT _nPos, String& _out_entryText ) + { + OSL_PRECOND( ( _nPos != LISTBOX_ENTRY_NOTFOUND ), "lcl_getEntry: invalid position!" ); + USHORT nEntryCount( _rList.GetEntryCount() ); + if ( _nPos >= nEntryCount ) + _nPos = 0; + _out_entryText = _rList.GetEntryText( _nPos ); + + // ::vcl::StringEntryIdentifier does not allow for 0 values, but our position is 0-based + // => normalize + return reinterpret_cast< ::vcl::StringEntryIdentifier >( _nPos + 1 ); + } + + static USHORT lcl_getEntryPos( ::vcl::StringEntryIdentifier _entry ) + { + // our pos is 0-based, but StringEntryIdentifier does not allow for a NULL + return static_cast< USHORT >( reinterpret_cast< sal_Int64 >( _entry ) ) - 1; + } +} + +// ----------------------------------------------------------------------- +::vcl::StringEntryIdentifier ImplListBoxWindow::CurrentEntry( String& _out_entryText ) const +{ + return lcl_getEntry( *GetEntryList(), ( mnCurrentPos == LISTBOX_ENTRY_NOTFOUND ) ? 0 : mnCurrentPos + 1, _out_entryText ); +} + +// ----------------------------------------------------------------------- +::vcl::StringEntryIdentifier ImplListBoxWindow::NextEntry( ::vcl::StringEntryIdentifier _currentEntry, String& _out_entryText ) const +{ + USHORT nNextPos = lcl_getEntryPos( _currentEntry ) + 1; + return lcl_getEntry( *GetEntryList(), nNextPos, _out_entryText ); +} + +// ----------------------------------------------------------------------- +void ImplListBoxWindow::SelectEntry( ::vcl::StringEntryIdentifier _entry ) +{ + USHORT nSelect = lcl_getEntryPos( _entry ); + if ( mpEntryList->IsEntryPosSelected( nSelect ) ) + { + // ignore that. This method is a callback from the QuickSelectionEngine, which means the user attempted + // to select the given entry by typing its starting letters. No need to act. + return; + } + + // normalize + OSL_ENSURE( nSelect < mpEntryList->GetEntryCount(), "ImplListBoxWindow::SelectEntry: how that?" ); + if( nSelect >= mpEntryList->GetEntryCount() ) + nSelect = mpEntryList->GetEntryCount()-1; + + // make visible + ShowProminentEntry( nSelect ); + + // actually select + mnCurrentPos = nSelect; + if ( SelectEntries( nSelect, LET_KEYMOVE, FALSE, FALSE ) ) + { + mbTravelSelect = TRUE; + mnSelectModifier = 0; + ImplCallSelect(); + mbTravelSelect = FALSE; + } +} + +// ----------------------------------------------------------------------- void ImplListBoxWindow::ImplPaint( USHORT nPos, BOOL bErase, bool bLayout ) { |