X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c141046071b00b138f9d710741ddd1efb42ffc0e..c7ea5a0c7edbdb777640e2613bfaac5f649b3340:/src/generic/treectlg.cpp?ds=sidebyside diff --git a/src/generic/treectlg.cpp b/src/generic/treectlg.cpp index 7415dafd50..4539b8972d 100644 --- a/src/generic/treectlg.cpp +++ b/src/generic/treectlg.cpp @@ -4,7 +4,6 @@ // Author: Robert Roebling // Created: 01/02/97 // Modified: 22/10/98 - almost total rewrite, simpler interface (VZ) -// Id: $Id$ // Copyright: (c) 1998 Robert Roebling and Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -127,7 +126,7 @@ 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 +422,8 @@ 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; @@ -454,7 +453,7 @@ 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) @@ -956,6 +955,7 @@ void wxGenericTreeCtrl::Init() m_renameTimer = NULL; m_findTimer = NULL; + m_findBell = 0; // default is to not ring bell at all m_dropEffectAboveItem = false; @@ -997,7 +997,7 @@ 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; @@ -1045,6 +1045,11 @@ wxGenericTreeCtrl::~wxGenericTreeCtrl() delete m_imageListButtons; } +void wxGenericTreeCtrl::EnableBellOnNoMatch( bool on ) +{ + m_findBell = on; +} + // ----------------------------------------------------------------------------- // accessors // ----------------------------------------------------------------------------- @@ -1557,6 +1562,13 @@ 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 @@ -1599,8 +1611,12 @@ wxTreeItemId wxGenericTreeCtrl::FindItem(const wxTreeItemId& idParent, { itemid = GetNext(itemid); } - // If we haven't found the item, id.IsOk() will be false, as per - // documentation + // 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(); + } } return itemid; @@ -1705,7 +1721,7 @@ wxTreeItemId wxGenericTreeCtrl::DoInsertAfter(const wxTreeItemId& parentId, void wxGenericTreeCtrl::SendDeleteEvent(wxGenericTreeItem *item) { - wxTreeEvent event(wxEVT_COMMAND_TREE_DELETE_ITEM, this, item); + wxTreeEvent event(wxEVT_TREE_DELETE_ITEM, this, item); GetEventHandler()->ProcessEvent( event ); } @@ -1844,7 +1860,7 @@ void wxGenericTreeCtrl::Expand(const wxTreeItemId& itemId) if ( item->IsExpanded() ) return; - wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_EXPANDING, this, item); + wxTreeEvent event(wxEVT_TREE_ITEM_EXPANDING, this, item); if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) { @@ -1864,7 +1880,7 @@ void wxGenericTreeCtrl::Expand(const wxTreeItemId& itemId) m_dirty = true; } - event.SetEventType(wxEVT_COMMAND_TREE_ITEM_EXPANDED); + event.SetEventType(wxEVT_TREE_ITEM_EXPANDED); GetEventHandler()->ProcessEvent( event ); } @@ -1878,7 +1894,7 @@ void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) if ( !item->IsExpanded() ) return; - wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_COLLAPSING, this, item); + wxTreeEvent event(wxEVT_TREE_ITEM_COLLAPSING, this, item); if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) { // cancelled by program @@ -1901,7 +1917,7 @@ void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) RefreshSubtree(item); - event.SetEventType(wxEVT_COMMAND_TREE_ITEM_COLLAPSED); + event.SetEventType(wxEVT_TREE_ITEM_COLLAPSED); GetEventHandler()->ProcessEvent( event ); } @@ -1994,7 +2010,7 @@ void wxGenericTreeCtrl::SelectChildren(const wxTreeItemId& parent) wxGenericTreeItem * item = (wxGenericTreeItem*) ((wxTreeItemId)children[0]).m_pItem; - wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item); + wxTreeEvent event(wxEVT_TREE_SEL_CHANGING, this, item); event.m_itemOld = m_current; if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) @@ -2008,7 +2024,7 @@ void wxGenericTreeCtrl::SelectChildren(const wxTreeItemId& parent) } - event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); + event.SetEventType(wxEVT_TREE_SEL_CHANGED); GetEventHandler()->ProcessEvent( event ); } @@ -2054,7 +2070,8 @@ wxGenericTreeCtrl::TagAllChildrenUntilLast(wxGenericTreeItem *crt_item, if (crt_item==last_item) return true; - if (crt_item->HasChildren()) + // 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(); @@ -2117,7 +2134,7 @@ void wxGenericTreeCtrl::DoSelectItem(const wxTreeItemId& itemId, return; } - wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item); + wxTreeEvent event(wxEVT_TREE_SEL_CHANGING, this, item); event.m_itemOld = m_current; // TODO : Here we don't send any selection mode yet ! @@ -2170,7 +2187,7 @@ void wxGenericTreeCtrl::DoSelectItem(const wxTreeItemId& itemId, // selection is set EnsureVisible( itemId ); - event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); + event.SetEventType(wxEVT_TREE_SEL_CHANGED); GetEventHandler()->ProcessEvent( event ); } @@ -2186,14 +2203,14 @@ void wxGenericTreeCtrl::SelectItem(const wxTreeItemId& itemId, bool select) } else // deselect { - wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item); + wxTreeEvent event(wxEVT_TREE_SEL_CHANGING, this, item); if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) return; item->SetHilight(false); RefreshLine(item); - event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); + event.SetEventType(wxEVT_TREE_SEL_CHANGED); GetEventHandler()->ProcessEvent( event ); } } @@ -2266,12 +2283,17 @@ void wxGenericTreeCtrl::ScrollTo(const wxTreeItemId &item) // 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; int itemY = gitem->GetY(); @@ -2288,6 +2310,12 @@ void wxGenericTreeCtrl::ScrollTo(const wxTreeItemId &item) { // 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 ( itemY > start_y*PIXELS_PER_UNIT ) { @@ -2878,7 +2906,7 @@ 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) @@ -3019,7 +3047,7 @@ void wxGenericTreeCtrl::OnKillFocus( wxFocusEvent &event ) void wxGenericTreeCtrl::OnKeyDown( wxKeyEvent &event ) { // send a tree event - wxTreeEvent te( wxEVT_COMMAND_TREE_KEY_DOWN, this); + wxTreeEvent te( wxEVT_TREE_KEY_DOWN, this); te.m_evtKey = event; if ( GetEventHandler()->ProcessEvent( te ) ) return; @@ -3113,7 +3141,7 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) GetBoundingRect(m_current, ItemRect, true); wxTreeEvent - eventMenu(wxEVT_COMMAND_TREE_ITEM_MENU, this, m_current); + eventMenu(wxEVT_TREE_ITEM_MENU, this, m_current); // Use the left edge, vertical middle eventMenu.m_pointDrag = wxPoint(ItemRect.GetX(), ItemRect.GetY() + @@ -3127,7 +3155,7 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) if ( !event.HasModifiers() ) { wxTreeEvent - eventAct(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, this, m_current); + eventAct(wxEVT_TREE_ITEM_ACTIVATED, this, m_current); GetEventHandler()->ProcessEvent( eventAct ); } @@ -3293,21 +3321,28 @@ 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 @@ -3317,7 +3352,32 @@ 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 { @@ -3411,7 +3471,7 @@ wxTextCtrl *wxGenericTreeCtrl::EditLabel(const wxTreeItemId& item, wxGenericTreeItem *itemEdit = (wxGenericTreeItem *)item.m_pItem; - wxTreeEvent te(wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, this, itemEdit); + wxTreeEvent te(wxEVT_TREE_BEGIN_LABEL_EDIT, this, itemEdit); if ( GetEventHandler()->ProcessEvent( te ) && !te.IsAllowed() ) { // vetoed by user @@ -3422,11 +3482,7 @@ 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); @@ -3455,7 +3511,7 @@ void wxGenericTreeCtrl::EndEditLabel(const wxTreeItemId& WXUNUSED(item), bool wxGenericTreeCtrl::OnRenameAccept(wxGenericTreeItem *item, const wxString& value) { - wxTreeEvent le(wxEVT_COMMAND_TREE_END_LABEL_EDIT, this, item); + wxTreeEvent le(wxEVT_TREE_END_LABEL_EDIT, this, item); le.m_label = value; le.m_editCancelled = false; @@ -3465,7 +3521,7 @@ bool wxGenericTreeCtrl::OnRenameAccept(wxGenericTreeItem *item, void wxGenericTreeCtrl::OnRenameCancelled(wxGenericTreeItem *item) { // let owner know that the edit was cancelled - wxTreeEvent le(wxEVT_COMMAND_TREE_END_LABEL_EDIT, this, item); + wxTreeEvent le(wxEVT_TREE_END_LABEL_EDIT, this, item); le.m_label = wxEmptyString; le.m_editCancelled = true; @@ -3531,11 +3587,23 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) { // Ask the tree control what tooltip (if any) should be shown wxTreeEvent - hevent(wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP, this, hoverItem); + hevent(wxEVT_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 @@ -3574,8 +3642,8 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } wxEventType command = event.RightIsDown() - ? wxEVT_COMMAND_TREE_BEGIN_RDRAG - : wxEVT_COMMAND_TREE_BEGIN_DRAG; + ? wxEVT_TREE_BEGIN_RDRAG + : wxEVT_TREE_BEGIN_DRAG; wxTreeEvent nevent(command, this, m_current); nevent.SetPoint(CalcScrolledPosition(pt)); @@ -3644,7 +3712,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } // generate the drag end event - wxTreeEvent eventEndDrag(wxEVT_COMMAND_TREE_END_DRAG, this, item); + wxTreeEvent eventEndDrag(wxEVT_TREE_END_DRAG, this, item); eventEndDrag.m_pointDrag = CalcScrolledPosition(pt); @@ -3694,20 +3762,20 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } wxTreeEvent - nevent(wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, this, item); + nevent(wxEVT_TREE_ITEM_RIGHT_CLICK, this, item); nevent.m_pointDrag = CalcScrolledPosition(pt); event.Skip(!GetEventHandler()->ProcessEvent(nevent)); // Consistent with MSW (for now), send the ITEM_MENU *after* // the RIGHT_CLICK event. TODO: This behaviour may change. - wxTreeEvent nevent2(wxEVT_COMMAND_TREE_ITEM_MENU, this, item); + wxTreeEvent nevent2(wxEVT_TREE_ITEM_MENU, this, item); nevent2.m_pointDrag = CalcScrolledPosition(pt); GetEventHandler()->ProcessEvent(nevent2); } else if ( event.MiddleDown() ) { wxTreeEvent - nevent(wxEVT_COMMAND_TREE_ITEM_MIDDLE_CLICK, this, item); + nevent(wxEVT_TREE_ITEM_MIDDLE_CLICK, this, item); nevent.m_pointDrag = CalcScrolledPosition(pt); event.Skip(!GetEventHandler()->ProcessEvent(nevent)); } @@ -3716,7 +3784,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) if (flags & wxTREE_HITTEST_ONITEMSTATEICON) { wxTreeEvent - nevent(wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK, this, item); + nevent(wxEVT_TREE_STATE_IMAGE_CLICK, this, item); GetEventHandler()->ProcessEvent(nevent); } @@ -3762,7 +3830,14 @@ 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 ) @@ -3811,7 +3886,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) // send activate event first wxTreeEvent - nevent(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, this, item); + nevent(wxEVT_TREE_ITEM_ACTIVATED, this, item); nevent.m_pointDrag = CalcScrolledPosition(pt); if ( !GetEventHandler()->ProcessEvent( nevent ) ) { @@ -4003,11 +4078,24 @@ 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(); + } }