/////////////////////////////////////////////////////////////////////////////
-// Name: treebase.cpp
+// Name: src/common/treebase.cpp
// Purpose: Base wxTreeCtrl classes
// Author: Julian Smart
// Created: 01/02/97
// headers
// -----------------------------------------------------------------------------
-#ifdef __GNUG__
- #pragma implementation "treebase.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
-#include "wx/treebase.h"
-#include "wx/settings.h"
-#include "wx/log.h"
-#include "wx/intl.h"
-#include "wx/dynarray.h"
-#include "wx/arrimpl.cpp"
-#include "wx/dcclient.h"
-#include "wx/msgdlg.h"
+#if wxUSE_TREECTRL
+
+#include "wx/treectrl.h"
+#include "wx/imaglist.h"
+extern WXDLLEXPORT_DATA(const char) wxTreeCtrlNameStr[] = "treeCtrl";
// ----------------------------------------------------------------------------
// 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)
+wxDEFINE_EVENT( wxEVT_TREE_BEGIN_DRAG, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_BEGIN_RDRAG, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_BEGIN_LABEL_EDIT, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_END_LABEL_EDIT, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_DELETE_ITEM, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_GET_INFO, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_SET_INFO, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_ITEM_EXPANDED, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_ITEM_EXPANDING, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_ITEM_COLLAPSED, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_ITEM_COLLAPSING, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_SEL_CHANGED, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_SEL_CHANGING, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_KEY_DOWN, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_ITEM_ACTIVATED, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_ITEM_RIGHT_CLICK, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_ITEM_MIDDLE_CLICK, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_END_DRAG, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_STATE_IMAGE_CLICK, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_ITEM_GETTOOLTIP, wxTreeEvent );
+wxDEFINE_EVENT( wxEVT_TREE_ITEM_MENU, wxTreeEvent );
+
+// ----------------------------------------------------------------------------
+// XTI
+// ----------------------------------------------------------------------------
+
+wxDEFINE_FLAGS( wxTreeCtrlStyle )
+wxBEGIN_FLAGS( wxTreeCtrlStyle )
+// new style border flags, we put them first to
+// use them for streaming out
+wxFLAGS_MEMBER(wxBORDER_SIMPLE)
+wxFLAGS_MEMBER(wxBORDER_SUNKEN)
+wxFLAGS_MEMBER(wxBORDER_DOUBLE)
+wxFLAGS_MEMBER(wxBORDER_RAISED)
+wxFLAGS_MEMBER(wxBORDER_STATIC)
+wxFLAGS_MEMBER(wxBORDER_NONE)
+
+// old style border flags
+wxFLAGS_MEMBER(wxSIMPLE_BORDER)
+wxFLAGS_MEMBER(wxSUNKEN_BORDER)
+wxFLAGS_MEMBER(wxDOUBLE_BORDER)
+wxFLAGS_MEMBER(wxRAISED_BORDER)
+wxFLAGS_MEMBER(wxSTATIC_BORDER)
+wxFLAGS_MEMBER(wxBORDER)
+
+// standard window styles
+wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
+wxFLAGS_MEMBER(wxCLIP_CHILDREN)
+wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
+wxFLAGS_MEMBER(wxWANTS_CHARS)
+wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
+wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
+wxFLAGS_MEMBER(wxVSCROLL)
+wxFLAGS_MEMBER(wxHSCROLL)
+
+wxFLAGS_MEMBER(wxTR_EDIT_LABELS)
+wxFLAGS_MEMBER(wxTR_NO_BUTTONS)
+wxFLAGS_MEMBER(wxTR_HAS_BUTTONS)
+wxFLAGS_MEMBER(wxTR_TWIST_BUTTONS)
+wxFLAGS_MEMBER(wxTR_NO_LINES)
+wxFLAGS_MEMBER(wxTR_FULL_ROW_HIGHLIGHT)
+wxFLAGS_MEMBER(wxTR_LINES_AT_ROOT)
+wxFLAGS_MEMBER(wxTR_HIDE_ROOT)
+wxFLAGS_MEMBER(wxTR_ROW_LINES)
+wxFLAGS_MEMBER(wxTR_HAS_VARIABLE_ROW_HEIGHT)
+wxFLAGS_MEMBER(wxTR_SINGLE)
+wxFLAGS_MEMBER(wxTR_MULTIPLE)
+#if WXWIN_COMPATIBILITY_2_8
+wxFLAGS_MEMBER(wxTR_EXTENDED)
+#endif
+wxFLAGS_MEMBER(wxTR_DEFAULT_STYLE)
+wxEND_FLAGS( wxTreeCtrlStyle )
+
+wxIMPLEMENT_DYNAMIC_CLASS_XTI(wxTreeCtrl, wxControl, "wx/treectrl.h")
+
+wxBEGIN_PROPERTIES_TABLE(wxTreeCtrl)
+wxEVENT_PROPERTY( TextUpdated, wxEVT_TEXT, wxCommandEvent )
+wxEVENT_RANGE_PROPERTY( TreeEvent, wxEVT_TREE_BEGIN_DRAG, \
+ wxEVT_TREE_STATE_IMAGE_CLICK, wxTreeEvent )
+
+wxPROPERTY_FLAGS( WindowStyle, wxTreeCtrlStyle, long, SetWindowStyleFlag, \
+ GetWindowStyleFlag, wxEMPTY_PARAMETER_VALUE, 0 /*flags*/, \
+ wxT("Helpstring"), wxT("group")) // style
+wxEND_PROPERTIES_TABLE()
+
+wxEMPTY_HANDLERS_TABLE(wxTreeCtrl)
+
+wxCONSTRUCTOR_5( wxTreeCtrl, wxWindow*, Parent, wxWindowID, Id, \
+ wxPoint, Position, wxSize, Size, long, WindowStyle )
// ----------------------------------------------------------------------------
// Tree event
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)
{
- m_code = 0;
- m_itemOld = 0;
+ m_itemOld = 0l;
+ m_editCancelled = false;
+}
+
+wxTreeEvent::wxTreeEvent(const wxTreeEvent & event)
+ : wxNotifyEvent(event)
+{
+ m_evtKey = event.m_evtKey;
+ m_item = event.m_item;
+ m_itemOld = event.m_itemOld;
+ m_pointDrag = event.m_pointDrag;
+ m_label = event.m_label;
+ m_editCancelled = event.m_editCancelled;
+}
+
+// ----------------------------------------------------------------------------
+// wxTreeCtrlBase
+// ----------------------------------------------------------------------------
+
+wxTreeCtrlBase::wxTreeCtrlBase()
+{
+ m_imageListNormal =
+ m_imageListState = NULL;
+ m_ownsImageListNormal =
+ m_ownsImageListState = false;
+
+ // arbitrary default
+ m_spacing = 18;
+
+ // quick DoGetBestSize calculation
+ m_quickBestSize = true;
+
+ Connect(wxEVT_CHAR_HOOK, wxKeyEventHandler(wxTreeCtrlBase::OnCharHook));
+}
+
+wxTreeCtrlBase::~wxTreeCtrlBase()
+{
+ if (m_ownsImageListNormal)
+ delete m_imageListNormal;
+ if (m_ownsImageListState)
+ 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;
+
+ // 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
+
+ if (GetQuickBestSize())
+ {
+ 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 ( 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;
+}
+
+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 unless it's the hidden root which can't
+ // be collapsed
+ if ( item != GetRootItem() || !HasFlag(wxTR_HIDE_ROOT) )
+ Collapse(item);
+ Thaw();
+}
+
+bool wxTreeCtrlBase::IsEmpty() const
+{
+ return !GetRootItem().IsOk();
}
+void wxTreeCtrlBase::OnCharHook(wxKeyEvent& event)
+{
+ if ( GetEditControl() )
+ {
+ bool discardChanges = false;
+ switch ( event.GetKeyCode() )
+ {
+ case WXK_ESCAPE:
+ discardChanges = true;
+ // fall through
+
+ case WXK_RETURN:
+ EndEditLabel(GetFocusedItem(), discardChanges);
+
+ // Do not call Skip() below.
+ return;
+ }
+ }
+
+ event.Skip();
+}
+#endif // wxUSE_TREECTRL
projects / wxWidgets.git / blobdiff