X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f1c40652a0c2d6752c57df1b8aed22fae7e118dd..07aaf32633ecf18ec3edfbb41793a112914792d0:/src/generic/treectlg.cpp?ds=sidebyside diff --git a/src/generic/treectlg.cpp b/src/generic/treectlg.cpp index e63d023e05..d7193a9feb 100644 --- a/src/generic/treectlg.cpp +++ b/src/generic/treectlg.cpp @@ -127,7 +127,7 @@ public: wxTreeFindTimer( wxGenericTreeCtrl *owner ) { m_owner = owner; } - virtual void Notify() { m_owner->m_findPrefix.clear(); } + virtual void Notify() { m_owner->ResetFindState(); } private: wxGenericTreeCtrl *m_owner; @@ -423,8 +423,8 @@ BEGIN_EVENT_TABLE(wxTreeTextCtrl,wxTextCtrl) END_EVENT_TABLE() wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner, - wxGenericTreeItem *item) - : m_itemEdited(item), m_startValue(item->GetText()) + wxGenericTreeItem *itm) + : m_itemEdited(itm), m_startValue(itm->GetText()) { m_owner = owner; m_aboutToFinish = false; @@ -441,7 +441,7 @@ wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner, rect.y -= 2; rect.width += 8; rect.height += 4; -#elif defined(__WXMAC__) +#elif defined(wxOSX_USE_CARBON) && wxOSX_USE_CARBON int bestHeight = GetBestSize().y - 8; if ( rect.height > bestHeight ) { @@ -454,7 +454,7 @@ wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner, (void)Create(m_owner, wxID_ANY, m_startValue, rect.GetPosition(), rect.GetSize()); - SetSelection(-1, -1); + SelectAll(); } void wxTreeTextCtrl::EndEdit(bool discardChanges) @@ -541,7 +541,7 @@ void wxTreeTextCtrl::OnKeyUp( wxKeyEvent &event ) wxPoint myPos = GetPosition(); wxSize mySize = GetSize(); int sx, sy; - GetTextExtent(GetValue() + _T("M"), &sx, &sy); + GetTextExtent(GetValue() + wxT("M"), &sx, &sy); if (myPos.x + sx > parentSize.x) sx = parentSize.x - myPos.x; if (mySize.x > sx) @@ -902,21 +902,13 @@ BEGIN_EVENT_TABLE(wxGenericTreeCtrl, wxTreeCtrlBase) EVT_PAINT (wxGenericTreeCtrl::OnPaint) EVT_SIZE (wxGenericTreeCtrl::OnSize) EVT_MOUSE_EVENTS (wxGenericTreeCtrl::OnMouse) + EVT_KEY_DOWN (wxGenericTreeCtrl::OnKeyDown) EVT_CHAR (wxGenericTreeCtrl::OnChar) EVT_SET_FOCUS (wxGenericTreeCtrl::OnSetFocus) EVT_KILL_FOCUS (wxGenericTreeCtrl::OnKillFocus) EVT_TREE_ITEM_GETTOOLTIP(wxID_ANY, wxGenericTreeCtrl::OnGetToolTip) END_EVENT_TABLE() -#if !defined(__WXMSW__) || defined(__WXUNIVERSAL__) -/* - * wxTreeCtrl has to be a real class or we have problems with - * the run-time information. - */ - -IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl, wxGenericTreeCtrl) -#endif - // ----------------------------------------------------------------------------- // construction/destruction // ----------------------------------------------------------------------------- @@ -964,6 +956,7 @@ void wxGenericTreeCtrl::Init() m_renameTimer = NULL; m_findTimer = NULL; + m_findBell = 0; // default is to not ring bell at all m_dropEffectAboveItem = false; @@ -973,17 +966,11 @@ void wxGenericTreeCtrl::Init() m_lastOnSame = false; #if defined( __WXMAC__ ) - m_normalFont.CreateSystemFont(wxOSX_SYSTEM_FONT_VIEWS); + m_normalFont = wxFont(wxOSX_SYSTEM_FONT_VIEWS); #else m_normalFont = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT ); #endif - m_boldFont = wxFont(m_normalFont.GetPointSize(), - m_normalFont.GetFamily(), - m_normalFont.GetStyle(), - wxBOLD, - m_normalFont.GetUnderlined(), - m_normalFont.GetFaceName(), - m_normalFont.GetEncoding()); + m_boldFont = m_normalFont.Bold(); } bool wxGenericTreeCtrl::Create(wxWindow *parent, @@ -1000,7 +987,7 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent, if (major < 10) style |= wxTR_ROW_LINES; - + if (style & wxTR_HAS_BUTTONS) style |= wxTR_NO_LINES; #endif // __WXMAC__ @@ -1011,7 +998,7 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent, #endif if ( !wxControl::Create( parent, id, pos, size, - style|wxHSCROLL|wxVSCROLL, + style|wxHSCROLL|wxVSCROLL|wxWANTS_CHARS, validator, name ) ) return false; @@ -1059,6 +1046,11 @@ wxGenericTreeCtrl::~wxGenericTreeCtrl() delete m_imageListButtons; } +void wxGenericTreeCtrl::EnableBellOnNoMatch( bool on ) +{ + m_findBell = on; +} + // ----------------------------------------------------------------------------- // accessors // ----------------------------------------------------------------------------- @@ -1298,14 +1290,8 @@ bool wxGenericTreeCtrl::SetFont( const wxFont &font ) { wxTreeCtrlBase::SetFont(font); - m_normalFont = font ; - m_boldFont = wxFont(m_normalFont.GetPointSize(), - m_normalFont.GetFamily(), - m_normalFont.GetStyle(), - wxBOLD, - m_normalFont.GetUnderlined(), - m_normalFont.GetFaceName(), - m_normalFont.GetEncoding()); + m_normalFont = font; + m_boldFont = m_normalFont.Bold(); if (m_anchor) m_anchor->RecursiveResetTextSize(); @@ -1504,16 +1490,16 @@ wxTreeItemId wxGenericTreeCtrl::GetNext(const wxTreeItemId& item) const wxTreeItemId wxGenericTreeCtrl::GetFirstVisibleItem() const { - wxTreeItemId id = GetRootItem(); - if (!id.IsOk()) - return id; + wxTreeItemId itemid = GetRootItem(); + if (!itemid.IsOk()) + return itemid; do { - if (IsVisible(id)) - return id; - id = GetNext(id); - } while (id.IsOk()); + if (IsVisible(itemid)) + return itemid; + itemid = GetNext(itemid); + } while (itemid.IsOk()); return wxTreeItemId(); } @@ -1577,6 +1563,13 @@ void wxGenericTreeCtrl::ResetTextControl() m_textCtrl = NULL; } +void wxGenericTreeCtrl::ResetFindState() +{ + m_findPrefix.clear(); + if ( m_findBell ) + m_findBell = 1; +} + // find the first item starting with the given prefix after the given item wxTreeItemId wxGenericTreeCtrl::FindItem(const wxTreeItemId& idParent, const wxString& prefixOrig) const @@ -1590,40 +1583,44 @@ wxTreeItemId wxGenericTreeCtrl::FindItem(const wxTreeItemId& idParent, // allows to switch between two items starting with the same letter just by // pressing it) but we shouldn't jump to the next one if the user is // continuing to type as otherwise he might easily skip the item he wanted - wxTreeItemId id = idParent; + wxTreeItemId itemid = idParent; if ( prefix.length() == 1 ) { - id = GetNext(id); + itemid = GetNext(itemid); } // look for the item starting with the given prefix after it - while ( id.IsOk() && !GetItemText(id).Lower().StartsWith(prefix) ) + while ( itemid.IsOk() && !GetItemText(itemid).Lower().StartsWith(prefix) ) { - id = GetNext(id); + itemid = GetNext(itemid); } // if we haven't found anything... - if ( !id.IsOk() ) + if ( !itemid.IsOk() ) { // ... wrap to the beginning - id = GetRootItem(); + itemid = GetRootItem(); if ( HasFlag(wxTR_HIDE_ROOT) ) { // can't select virtual root - id = GetNext(id); + itemid = GetNext(itemid); } // and try all the items (stop when we get to the one we started from) - while ( id.IsOk() && id != idParent && - !GetItemText(id).Lower().StartsWith(prefix) ) + while ( itemid.IsOk() && itemid != idParent && + !GetItemText(itemid).Lower().StartsWith(prefix) ) { - id = GetNext(id); + itemid = GetNext(itemid); + } + // If we haven't found the item but wrapped back to the one we started + // from, id.IsOk() must be false + if ( itemid == idParent ) + { + itemid = wxTreeItemId(); } - // If we haven't found the item, id.IsOk() will be false, as per - // documentation } - return id; + return itemid; } // ----------------------------------------------------------------------------- @@ -1779,7 +1776,7 @@ void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId) } wxGenericTreeItem *parent = item->GetParent(); - + // if the selected item will be deleted, select the parent ... wxGenericTreeItem *to_be_selected = parent; if (parent) @@ -1854,9 +1851,9 @@ void wxGenericTreeCtrl::Expand(const wxTreeItemId& itemId) { wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; - wxCHECK_RET( item, _T("invalid item in wxGenericTreeCtrl::Expand") ); + wxCHECK_RET( item, wxT("invalid item in wxGenericTreeCtrl::Expand") ); wxCHECK_RET( !HasFlag(wxTR_HIDE_ROOT) || itemId != GetRootItem(), - _T("can't expand hidden root") ); + wxT("can't expand hidden root") ); if ( !item->HasPlus() ) return; @@ -1891,7 +1888,7 @@ void wxGenericTreeCtrl::Expand(const wxTreeItemId& itemId) void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) { wxCHECK_RET( !HasFlag(wxTR_HIDE_ROOT) || itemId != GetRootItem(), - _T("can't collapse hidden root") ); + wxT("can't collapse hidden root") ); wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; @@ -1953,6 +1950,20 @@ void wxGenericTreeCtrl::Unselect() } } +void wxGenericTreeCtrl::ClearFocusedItem() +{ + wxTreeItemId item = GetFocusedItem(); + if ( item.IsOk() ) + SelectItem(item, false); +} + +void wxGenericTreeCtrl::SetFocusedItem(const wxTreeItemId& item) +{ + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); + + SelectItem(item, true); +} + void wxGenericTreeCtrl::UnselectAllChildren(wxGenericTreeItem *item) { if (item->IsSelected()) @@ -1983,6 +1994,42 @@ void wxGenericTreeCtrl::UnselectAll() } } +void wxGenericTreeCtrl::SelectChildren(const wxTreeItemId& parent) +{ + wxCHECK_RET( HasFlag(wxTR_MULTIPLE), + "this only works with multiple selection controls" ); + + UnselectAll(); + + if ( !HasChildren(parent) ) + return; + + + wxArrayGenericTreeItems& + children = ((wxGenericTreeItem*) parent.m_pItem)->GetChildren(); + size_t count = children.GetCount(); + + wxGenericTreeItem * + item = (wxGenericTreeItem*) ((wxTreeItemId)children[0]).m_pItem; + wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item); + event.m_itemOld = m_current; + + if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) + return; + + for ( size_t n = 0; n < count; ++n ) + { + m_current = m_key_current = children[n]; + m_current->SetHilight(true); + RefreshSelected(); + } + + + event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); + GetEventHandler()->ProcessEvent( event ); +} + + // Recursive function ! // To stop we must have crt_itemHasChildren()) + // We should leave the not shown children of collapsed items alone. + if (crt_item->HasChildren() && crt_item->IsExpanded()) { wxArrayGenericTreeItems& children = crt_item->GetChildren(); size_t count = children.GetCount(); @@ -2146,15 +2194,16 @@ void wxGenericTreeCtrl::DoSelectItem(const wxTreeItemId& itemId, void wxGenericTreeCtrl::SelectItem(const wxTreeItemId& itemId, bool select) { + wxGenericTreeItem * const item = (wxGenericTreeItem*) itemId.m_pItem; + wxCHECK_RET( item, wxT("SelectItem(): invalid tree item") ); + if ( select ) { - DoSelectItem(itemId, !HasFlag(wxTR_MULTIPLE)); + if ( !item->IsSelected() ) + DoSelectItem(itemId, !HasFlag(wxTR_MULTIPLE)); } else // deselect { - wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; - wxCHECK_RET( item, wxT("SelectItem(): invalid tree item") ); - wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item); if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) return; @@ -2230,61 +2279,53 @@ void wxGenericTreeCtrl::EnsureVisible(const wxTreeItemId& item) void wxGenericTreeCtrl::ScrollTo(const wxTreeItemId &item) { - if (!item.IsOk()) return; + if (!item.IsOk()) + return; - // We have to call this here because the label in - // question might just have been added and no screen - // update taken place. + // update the control before scrolling it if (m_dirty) -#if defined( __WXMSW__ ) || defined(__WXMAC__) + { +#if defined( __WXMSW__ ) + Update(); +#elif defined(__WXMAC__) Update(); + DoDirtyProcessing(); #else DoDirtyProcessing(); #endif + } + wxGenericTreeItem *gitem = (wxGenericTreeItem*) item.m_pItem; - // now scroll to the item - int item_y = gitem->GetY(); + int itemY = gitem->GetY(); int start_x = 0; int start_y = 0; GetViewStart( &start_x, &start_y ); - start_y *= PIXELS_PER_UNIT; - int client_h = 0; - int client_w = 0; - GetClientSize( &client_w, &client_h ); + const int clientHeight = GetClientSize().y; + + const int itemHeight = GetLineHeight(gitem) + 2; - if (item_y < start_y+3) + if ( itemY + itemHeight > start_y*PIXELS_PER_UNIT + clientHeight ) { - // going down - int x = 0; - int y = 0; - m_anchor->GetSize( x, y, this ); - y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels - x += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels - int x_pos = GetScrollPos( wxHORIZONTAL ); - // Item should appear at top - SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, - x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, - x_pos, item_y/PIXELS_PER_UNIT ); + // need to scroll up by enough to show this item fully + itemY += itemHeight - clientHeight; +#ifdef __WXOSX__ + // because itemY below will be divided by PIXELS_PER_UNIT it may + // be rounded down, with the result of the item still only being + // partially visible, so make sure we are rounding up + itemY += PIXELS_PER_UNIT-1; +#endif } - else if (item_y+GetLineHeight(gitem) > start_y+client_h) + else if ( itemY > start_y*PIXELS_PER_UNIT ) { - // going up - int x = 0; - int y = 0; - m_anchor->GetSize( x, y, this ); - y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels - x += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels - item_y += PIXELS_PER_UNIT+2; - int x_pos = GetScrollPos( wxHORIZONTAL ); - // Item should appear at bottom - SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, - x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, - x_pos, - (item_y+GetLineHeight(gitem)-client_h)/PIXELS_PER_UNIT ); + // item is already fully visible, don't do anything + return; } + //else: scroll down to make this item the top one displayed + + Scroll(-1, itemY/PIXELS_PER_UNIT); } // FIXME: tree sorting functions are not reentrant and not MT-safe! @@ -2747,7 +2788,10 @@ wxGenericTreeCtrl::PaintLevel(wxGenericTreeItem *item, #ifdef __WXMAC__ colText = *wxWHITE; #else - colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); + if (m_hasFocus) + colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); + else + colText = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXHIGHLIGHTTEXT); #endif } else @@ -2863,7 +2907,7 @@ wxGenericTreeCtrl::PaintLevel(wxGenericTreeItem *item, yOrigin = abs(yOrigin); GetClientSize(&width, &height); - // Move end points to the begining/end of the view? + // Move end points to the beginning/end of the view? if (y_mid < yOrigin) y_mid = yOrigin; if (oldY > yOrigin + height) @@ -3001,16 +3045,19 @@ void wxGenericTreeCtrl::OnKillFocus( wxFocusEvent &event ) event.Skip(); } -void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) +void wxGenericTreeCtrl::OnKeyDown( wxKeyEvent &event ) { + // send a tree event wxTreeEvent te( wxEVT_COMMAND_TREE_KEY_DOWN, this); te.m_evtKey = event; if ( GetEventHandler()->ProcessEvent( te ) ) - { - // intercepted by the user code return; - } + event.Skip(); +} + +void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) +{ if ( (m_current == 0) || (m_key_current == 0) ) { event.Skip(); @@ -3044,6 +3091,21 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) // end : go to last item without opening parents // alnum : start or continue searching for the item with this prefix int keyCode = event.GetKeyCode(); + +#ifdef __WXOSX__ + // Make the keys work as they do in the native control: + // right => expand + // left => collapse if current item is expanded + if (keyCode == WXK_RIGHT) + { + keyCode = '+'; + } + else if (keyCode == WXK_LEFT && IsExpanded(m_current)) + { + keyCode = '-'; + } +#endif // __WXOSX__ + switch ( keyCode ) { case '+': @@ -3260,21 +3322,28 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) if ( !event.HasModifiers() && ((keyCode >= '0' && keyCode <= '9') || (keyCode >= 'a' && keyCode <= 'z') || - (keyCode >= 'A' && keyCode <= 'Z' ))) + (keyCode >= 'A' && keyCode <= 'Z') || + (keyCode == '_'))) { // find the next item starting with the given prefix wxChar ch = (wxChar)keyCode; + wxTreeItemId id; - wxTreeItemId id = FindItem(m_current, m_findPrefix + ch); - if ( !id.IsOk() ) + // if the same character is typed multiple times then go to the + // next entry starting with that character instead of searching + // for an item starting with multiple copies of this character, + // this is more useful and is how it works under Windows. + if ( m_findPrefix.length() == 1 && m_findPrefix[0] == ch ) { - // no such item - break; + id = FindItem(m_current, ch); + } + else + { + const wxString newPrefix(m_findPrefix + ch); + id = FindItem(m_current, newPrefix); + if ( id.IsOk() ) + m_findPrefix = newPrefix; } - - SelectItem(id); - - m_findPrefix += ch; // also start the timer to reset the current prefix if the user // doesn't press any more alnum keys soon -- we wouldn't want @@ -3284,7 +3353,32 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) m_findTimer = new wxTreeFindTimer(this); } + // Notice that we should start the timer even if we didn't find + // anything to make sure we reset the search state later. m_findTimer->Start(wxTreeFindTimer::DELAY, wxTIMER_ONE_SHOT); + + if ( id.IsOk() ) + { + SelectItem(id); + + // Reset the bell flag if it had been temporarily disabled + // before. + if ( m_findBell ) + m_findBell = 1; + } + else // No such item + { + // Signal it with a bell if enabled. + if ( m_findBell == 1 ) + { + ::wxBell(); + + // Disable it for the next unsuccessful match, we only + // beep once, this is usually enough and continuing to + // do it would be annoying. + m_findBell = -1; + } + } } else { @@ -3374,7 +3468,7 @@ bool wxGenericTreeCtrl::GetBoundingRect(const wxTreeItemId& item, wxTextCtrl *wxGenericTreeCtrl::EditLabel(const wxTreeItemId& item, wxClassInfo * WXUNUSED(textCtrlClass)) { - wxCHECK_MSG( item.IsOk(), NULL, _T("can't edit an invalid item") ); + wxCHECK_MSG( item.IsOk(), NULL, wxT("can't edit an invalid item") ); wxGenericTreeItem *itemEdit = (wxGenericTreeItem *)item.m_pItem; @@ -3389,11 +3483,7 @@ wxTextCtrl *wxGenericTreeCtrl::EditLabel(const wxTreeItemId& item, // question might just have been added and no screen // update taken place. if ( m_dirty ) -#if defined( __WXMSW__ ) || defined(__WXMAC__) - Update(); -#else DoDirtyProcessing(); -#endif // TODO: use textCtrlClass here to create the control of correct class m_textCtrl = new wxTreeTextCtrl(this, itemEdit); @@ -3414,7 +3504,7 @@ wxTextCtrl* wxGenericTreeCtrl::GetEditControl() const void wxGenericTreeCtrl::EndEditLabel(const wxTreeItemId& WXUNUSED(item), bool discardChanges) { - wxCHECK_RET( m_textCtrl, _T("not editing label") ); + wxCHECK_RET( m_textCtrl, wxT("not editing label") ); m_textCtrl->EndEdit(discardChanges); } @@ -3500,9 +3590,21 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) wxTreeEvent hevent(wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP, this, hoverItem); - if ( GetEventHandler()->ProcessEvent(hevent) && hevent.IsAllowed() ) + // setting a tooltip upon leaving a view is getting the tooltip displayed + // on the neighbouring view ... +#ifdef __WXOSX__ + if ( event.Leaving() ) + SetToolTip(NULL); + else +#endif + if ( GetEventHandler()->ProcessEvent(hevent) ) { - SetToolTip(hevent.m_label); + // If the user permitted the tooltip change, update it, otherwise + // remove any old tooltip we might have. + if ( hevent.IsAllowed() ) + SetToolTip(hevent.m_label); + else + SetToolTip(NULL); } } #endif @@ -3666,7 +3768,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) event.Skip(!GetEventHandler()->ProcessEvent(nevent)); // Consistent with MSW (for now), send the ITEM_MENU *after* - // the RIGHT_CLICK event. TODO: This behavior may change. + // the RIGHT_CLICK event. TODO: This behaviour may change. wxTreeEvent nevent2(wxEVT_COMMAND_TREE_ITEM_MENU, this, item); nevent2.m_pointDrag = CalcScrolledPosition(pt); GetEventHandler()->ProcessEvent(nevent2); @@ -3729,7 +3831,14 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) // ==> LeftDown() || LeftDClick() if ( event.LeftDown() ) { - m_lastOnSame = item == m_current; + // If we click on an already selected item but do it to return + // the focus to the control, it shouldn't start editing the + // item label because it's too easy to start editing + // accidentally (and also because nobody else does it like + // this). So only set this flag, used to decide whether we + // should start editing the label later, if we already have + // focus. + m_lastOnSame = item == m_current && HasFocus(); } if ( flags & wxTREE_HITTEST_ONITEMBUTTON ) @@ -3970,11 +4079,24 @@ bool wxGenericTreeCtrl::SetForegroundColour(const wxColour& colour) return true; } -// Process the tooltip event, to speed up event processing. -// Doesn't actually get a tooltip. void wxGenericTreeCtrl::OnGetToolTip( wxTreeEvent &event ) { - event.Veto(); +#if wxUSE_TOOLTIPS + wxTreeItemId itemId = event.GetItem(); + const wxGenericTreeItem* const pItem = (wxGenericTreeItem*)itemId.m_pItem; + + // Check if the item fits into the client area: + if ( pItem->GetX() + pItem->GetWidth() > GetClientSize().x ) + { + // If it doesn't, show its full text in the tooltip. + event.SetLabel(pItem->GetText()); + } + else +#endif // wxUSE_TOOLTIPS + { + // veto processing the event, nixing any tooltip + event.Veto(); + } }