X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b24069f2cc15ca733ecc39f10b1683f29b28e6e8..54e280d8601f48d80bc2fc1d882b43a5f664c999:/src/common/treebase.cpp diff --git a/src/common/treebase.cpp b/src/common/treebase.cpp index a365ffc8b6..8ae07d6a8f 100644 --- a/src/common/treebase.cpp +++ b/src/common/treebase.cpp @@ -33,27 +33,27 @@ // events // ---------------------------------------------------------------------------- -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_BEGIN_DRAG) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_BEGIN_RDRAG) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_END_LABEL_EDIT) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_DELETE_ITEM) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_GET_INFO) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_SET_INFO) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_EXPANDED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_EXPANDING) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_COLLAPSED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_COLLAPSING) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_SEL_CHANGED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_SEL_CHANGING) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_KEY_DOWN) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_ACTIVATED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_MIDDLE_CLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_END_DRAG) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_MENU) +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_BEGIN_DRAG, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_BEGIN_RDRAG, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_END_LABEL_EDIT, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_DELETE_ITEM, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_GET_INFO, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_SET_INFO, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_ITEM_EXPANDED, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_ITEM_EXPANDING, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_ITEM_COLLAPSED, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_ITEM_COLLAPSING, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_SEL_CHANGED, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_SEL_CHANGING, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_KEY_DOWN, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_ITEM_MIDDLE_CLICK, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_END_DRAG, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP, wxTreeEvent ); +wxDEFINE_EVENT( wxEVT_COMMAND_TREE_ITEM_MENU, wxTreeEvent ); // ---------------------------------------------------------------------------- // Tree event @@ -61,6 +61,19 @@ DEFINE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_MENU) IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxNotifyEvent) +wxTreeEvent::wxTreeEvent(wxEventType commandType, + wxTreeCtrlBase *tree, + const wxTreeItemId& item) + : wxNotifyEvent(commandType, tree->GetId()), + m_item(item) +{ + m_editCancelled = false; + + SetEventObject(tree); + + if ( item.IsOk() ) + SetClientObject(tree->GetItemData(item)); +} wxTreeEvent::wxTreeEvent(wxEventType commandType, int id) : wxNotifyEvent(commandType, id) @@ -92,6 +105,56 @@ wxTreeCtrlBase::~wxTreeCtrlBase() delete m_imageListState; } +void wxTreeCtrlBase::SetItemState(const wxTreeItemId& item, int state) +{ + if ( state == wxTREE_ITEMSTATE_NEXT ) + { + int current = GetItemState(item); + if ( current == wxTREE_ITEMSTATE_NONE ) + return; + state = current + 1; + if ( m_imageListState && state >= m_imageListState->GetImageCount() ) + state = 0; + } + else if ( state == wxTREE_ITEMSTATE_PREV ) + { + int current = GetItemState(item); + if ( current == wxTREE_ITEMSTATE_NONE ) + return; + state = current - 1; + if ( state == -1 ) + state = m_imageListState ? m_imageListState->GetImageCount() - 1 : 0; + } + // else: wxTREE_ITEMSTATE_NONE depending on platform + + DoSetItemState(item, state); +} + +static void +wxGetBestTreeSize(const wxTreeCtrlBase* treeCtrl, wxTreeItemId id, wxSize& size) +{ + wxRect rect; + + if ( treeCtrl->GetBoundingRect(id, rect, true /* just the item */) ) + { + // Translate to logical position so we get the full extent +#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__) + rect.x += treeCtrl->GetScrollPos(wxHORIZONTAL); + rect.y += treeCtrl->GetScrollPos(wxVERTICAL); +#endif + + size.IncTo(wxSize(rect.GetRight(), rect.GetBottom())); + } + + wxTreeItemIdValue cookie; + for ( wxTreeItemId item = treeCtrl->GetFirstChild(id, cookie); + item.IsOk(); + item = treeCtrl->GetNextChild(id, cookie) ) + { + wxGetBestTreeSize(treeCtrl, item, size); + } +} + wxSize wxTreeCtrlBase::DoGetBestSize() const { wxSize size; @@ -99,32 +162,105 @@ wxSize wxTreeCtrlBase::DoGetBestSize() const // this doesn't really compute the total bounding rectangle of all items // but a not too bad guess of it which has the advantage of not having to // examine all (potentially hundreds or thousands) items in the control - for ( wxTreeItemId item = GetRootItem(); - item.IsOk(); - item = GetLastChild(item) ) - { - wxRect rect; - // last parameter is "true" to get only the dimensions of the text - // label, we don't want to get the entire item width as it's determined - // by the current size - if ( GetBoundingRect(item, rect, true) ) + if (GetQuickBestSize()) + { + for ( wxTreeItemId item = GetRootItem(); + item.IsOk(); + item = GetLastChild(item) ) { - if ( size.x < rect.x + rect.width ) - size.x = rect.x + rect.width; - if ( size.y < rect.y + rect.height ) - size.y = rect.y + rect.height; + wxRect rect; + + // last parameter is "true" to get only the dimensions of the text + // label, we don't want to get the entire item width as it's determined + // by the current size + if ( GetBoundingRect(item, rect, true) ) + { + if ( size.x < rect.x + rect.width ) + size.x = rect.x + rect.width; + if ( size.y < rect.y + rect.height ) + size.y = rect.y + rect.height; + } } } + else // use precise, if potentially slow, size computation method + { + // iterate over all items recursively + wxTreeItemId idRoot = GetRootItem(); + if ( idRoot.IsOk() ) + wxGetBestTreeSize(this, idRoot, size); + } // need some minimal size even for empty tree if ( !size.x || !size.y ) size = wxControl::DoGetBestSize(); else + { + // Add border size + size += GetWindowBorderSize(); + CacheBestSize(size); + } return size; } -#endif // wxUSE_TREECTRL +void wxTreeCtrlBase::ExpandAll() +{ + if ( IsEmpty() ) + return; + + ExpandAllChildren(GetRootItem()); +} + +void wxTreeCtrlBase::ExpandAllChildren(const wxTreeItemId& item) +{ + Freeze(); + // expand this item first, this might result in its children being added on + // the fly + if ( item != GetRootItem() || !HasFlag(wxTR_HIDE_ROOT) ) + Expand(item); + //else: expanding hidden root item is unsupported and unnecessary + + // then (recursively) expand all the children + wxTreeItemIdValue cookie; + for ( wxTreeItemId idCurr = GetFirstChild(item, cookie); + idCurr.IsOk(); + idCurr = GetNextChild(item, cookie) ) + { + ExpandAllChildren(idCurr); + } + Thaw(); +} +void wxTreeCtrlBase::CollapseAll() +{ + if ( IsEmpty() ) + return; + + CollapseAllChildren(GetRootItem()); +} + +void wxTreeCtrlBase::CollapseAllChildren(const wxTreeItemId& item) +{ + Freeze(); + // first (recursively) collapse all the children + wxTreeItemIdValue cookie; + for ( wxTreeItemId idCurr = GetFirstChild(item, cookie); + idCurr.IsOk(); + idCurr = GetNextChild(item, cookie) ) + { + CollapseAllChildren(idCurr); + } + + // then collapse this element too + Collapse(item); + Thaw(); +} + +bool wxTreeCtrlBase::IsEmpty() const +{ + return !GetRootItem().IsOk(); +} + +#endif // wxUSE_TREECTRL