]> git.saurik.com Git - wxWidgets.git/blobdiff - src/msw/treectrl.cpp
Corrected spelling of 'unrecognized'
[wxWidgets.git] / src / msw / treectrl.cpp
index 42dd352347710e1b9859aaea4150c941228a140e..07ff06e610949d6cf23614697a10400d59dd0f1b 100644 (file)
 #endif
 
 #ifndef WX_PRECOMP
-    #include "wx.h"
+    #include "wx/wx.h"
 #endif
 
 #if defined(__WIN95__)
 
 #include "wx/log.h"
+#include "wx/dynarray.h"
 #include "wx/imaglist.h"
+#include "wx/msw/treectrl.h"
 
 #include "wx/msw/private.h"
 
-#ifndef __GNUWIN32__
-    #include <commctrl.h>
-#endif
-
-#ifdef GetFirstChild
-#undef GetFirstChild
-#endif
-
-#ifdef GetNextChild
-#undef GetNextChild
+#ifdef __GNUWIN32__
+#include "wx/msw/gnuwin32/extra.h"
 #endif
 
-#ifdef GetNextSibling
-#undef GetNextSibling
+#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__)
+    #include <commctrl.h>
 #endif
 
-#include "wx/msw/treectrl.h"
-
 // Bug in headers, sometimes
 #ifndef TVIS_FOCUSED
     #define TVIS_FOCUSED            0x0001
@@ -132,7 +124,8 @@ bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id,
 
     m_windowId = (id == -1) ? NewControlId() : id;
 
-    DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | TVS_HASLINES;
+    DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | TVS_HASLINES | TVS_SHOWSELALWAYS ;
+
 
     bool want3D;
     WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D) ;
@@ -254,6 +247,31 @@ void wxTreeCtrl::SetStateImageList(wxImageList *imageList)
     SetAnyImageList(m_imageListState = imageList, TVSIL_STATE);
 }
 
+size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively)
+{
+    long cookie;
+
+    size_t result = 0;
+
+    wxArrayLong children;
+    wxTreeItemId child = GetFirstChild(item, cookie);
+    while ( child.IsOk() )
+    {
+        if ( recursively )
+        {
+            // recursive call
+            result += GetChildrenCount(child, TRUE);
+        }
+
+        // add the child to the result in any case
+        result++;
+
+        child = GetNextChild(item, cookie);
+    }
+
+    return result;
+}
+
 // ----------------------------------------------------------------------------
 // Item access
 // ----------------------------------------------------------------------------
@@ -343,6 +361,13 @@ void wxTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold)
     DoSetItem(&tvItem);
 }
 
+void wxTreeCtrl::SetItemDropHighlight(const wxTreeItemId& item, bool highlight)
+{
+    wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_DROPHILITED);
+    tvItem.state = highlight ? TVIS_DROPHILITED : 0;
+    DoSetItem(&tvItem);
+}
+
 // ----------------------------------------------------------------------------
 // Item status
 // ----------------------------------------------------------------------------
@@ -421,12 +446,29 @@ wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item,
 wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& WXUNUSED(item),
                                       long& _cookie) const
 {
-    wxTreeItemId l=wxTreeItemId((WXHTREEITEM) TreeView_GetNextSibling(wxhWnd,
-                (HTREEITEM) (WXHTREEITEM)_cookie));
-    _cookie=(long)l;
+    wxTreeItemId l = wxTreeItemId((WXHTREEITEM)TreeView_GetNextSibling(wxhWnd,
+                                   (HTREEITEM)(WXHTREEITEM)_cookie));
+    _cookie = (long)l;
+
     return l;
 }
 
+wxTreeItemId wxTreeCtrl::GetLastChild(const wxTreeItemId& item) const
+{
+    // can this be done more efficiently?
+    long cookie;
+
+    wxTreeItemId childLast,
+    child = GetFirstChild(item, cookie);
+    while ( child.IsOk() )
+    {
+        childLast = child;
+        child = GetNextChild(item, cookie);
+    }
+
+    return childLast;
+}
+
 wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const
 {
     return wxTreeItemId((WXHTREEITEM) TreeView_GetNextSibling(wxhWnd, (HTREEITEM) (WXHTREEITEM) item));
@@ -471,6 +513,13 @@ wxTreeItemId wxTreeCtrl::DoInsertItem(const wxTreeItemId& parent,
     TV_INSERTSTRUCT tvIns;
     tvIns.hParent = (HTREEITEM) (WXHTREEITEM)parent;
     tvIns.hInsertAfter = (HTREEITEM) (WXHTREEITEM) hInsertAfter;
+
+    // This is how we insert the item as the first child: supply a NULL hInsertAfter
+    if (tvIns.hInsertAfter == (HTREEITEM) 0)
+    {
+        tvIns.hInsertAfter = TVI_FIRST;
+    }
+
     UINT mask = 0;
     if ( !text.IsEmpty() )
     {
@@ -572,6 +621,30 @@ void wxTreeCtrl::Delete(const wxTreeItemId& item)
     }
 }
 
+// delete all children (but don't delete the item itself)
+void wxTreeCtrl::DeleteChildren(const wxTreeItemId& item)
+{
+    long cookie;
+
+    wxArrayLong children;
+    wxTreeItemId child = GetFirstChild(item, cookie);
+    while ( child.IsOk() )
+    {
+        children.Add((long)(WXHTREEITEM)child);
+
+        child = GetNextChild(item, cookie);
+    }
+
+    size_t nCount = children.Count();
+    for ( size_t n = 0; n < nCount; n++ )
+    {
+        if ( !TreeView_DeleteItem(wxhWnd, (HTREEITEM)children[n]) )
+        {
+            wxLogLastError("TreeView_DeleteItem");
+        }
+    }
+}
+
 void wxTreeCtrl::DeleteAllItems()
 {
     if ( !TreeView_DeleteAllItems(wxhWnd) )
@@ -582,8 +655,10 @@ void wxTreeCtrl::DeleteAllItems()
 
 void wxTreeCtrl::DoExpand(const wxTreeItemId& item, int flag)
 {
-    wxASSERT_MSG( flag == TVE_COLLAPSE || flag == TVE_COLLAPSERESET ||
-                  flag == TVE_EXPAND   || flag == TVE_TOGGLE,
+    wxASSERT_MSG( flag == TVE_COLLAPSE ||
+                  flag == (TVE_COLLAPSE | TVE_COLLAPSERESET) ||
+                  flag == TVE_EXPAND   ||
+                  flag == TVE_TOGGLE,
                   "Unknown flag in wxTreeCtrl::DoExpand" );
 
     // TreeView_Expand doesn't send TVN_ITEMEXPAND(ING) messages, so we must
@@ -623,7 +698,7 @@ void wxTreeCtrl::Collapse(const wxTreeItemId& item)
 
 void wxTreeCtrl::CollapseAndReset(const wxTreeItemId& item)
 {
-    DoExpand(item, TVE_COLLAPSERESET);
+    DoExpand(item, TVE_COLLAPSE | TVE_COLLAPSERESET);
 }
 
 void wxTreeCtrl::Toggle(const wxTreeItemId& item)
@@ -736,6 +811,39 @@ wxTreeItemId wxTreeCtrl::HitTest(const wxPoint& point, int& flags)
     return wxTreeItemId((WXHTREEITEM) hitTestInfo.hItem);
 }
 
+bool wxTreeCtrl::GetBoundingRect(const wxTreeItemId& item,
+                                 wxRect& rect,
+                                 bool textOnly) const
+{
+    RECT rc;
+    if ( TreeView_GetItemRect(wxhWnd, (HTREEITEM)(WXHTREEITEM)item,
+                              &rc, textOnly) )
+    {
+        rect = wxRect(wxPoint(rc.left, rc.top), wxPoint(rc.right, rc.bottom));
+
+        return TRUE;
+    }
+    else
+    {
+        // couldn't retrieve rect: for example, item isn't visible
+        return FALSE;
+    }
+}
+
+// ----------------------------------------------------------------------------
+// sorting stuff
+// ----------------------------------------------------------------------------
+
+static int CALLBACK TreeView_CompareCallback(wxTreeItemData *pItem1,
+                                             wxTreeItemData *pItem2,
+                                             wxTreeCtrl *tree)
+{
+    wxCHECK_MSG( pItem1 && pItem2, 0,
+                 _T("sorting tree without data doesn't make sense") );
+
+    return tree->OnCompareItems(pItem1->GetId(), pItem2->GetId());
+}
+
 int wxTreeCtrl::OnCompareItems(const wxTreeItemId& item1,
                                const wxTreeItemId& item2)
 {
@@ -745,34 +853,22 @@ int wxTreeCtrl::OnCompareItems(const wxTreeItemId& item1,
 void wxTreeCtrl::SortChildren(const wxTreeItemId& item)
 {
     // rely on the fact that TreeView_SortChildren does the same thing as our
-    // default behaviour, i.e. sorts items alphabetically
-    if ( wxIS_KIND_OF(this, wxTreeCtrl) )
+    // default behaviour, i.e. sorts items alphabetically and so call it
+    // directly if we're not in derived class (much more efficient!)
+    if ( GetClassInfo() == CLASSINFO(wxTreeCtrl) )
     {
-        TreeView_SortChildren(wxhWnd, (HTREEITEM) (WXHTREEITEM) item, 0);
+        TreeView_SortChildren(wxhWnd, (HTREEITEM)(WXHTREEITEM)item, 0);
     }
     else
     {
-        // TODO: use TreeView_SortChildrenCB
-        wxFAIL_MSG("wxTreeCtrl::SortChildren not implemented");
+        TV_SORTCB tvSort;
+        tvSort.hParent = (HTREEITEM)(WXHTREEITEM)item;
+        tvSort.lpfnCompare = (PFNTVCOMPARE)TreeView_CompareCallback;
+        tvSort.lParam = (LPARAM)this;
+        TreeView_SortChildrenCB(wxhWnd, &tvSort, 0 /* reserved */);
     }
 }
 
-size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively)
-{
-    // TODO
-    wxFAIL_MSG("wxTreeCtrl::GetChildrenCount not implemented");
-
-    return 0;
-}
-
-// delete all children (but don't delete the item itself)
-// NB: this won't send wxEVT_COMMAND_TREE_ITEM_DELETED events
-void wxTreeCtrl::DeleteChildren(const wxTreeItemId& item)
-{
-    // TODO
-    wxFAIL_MSG("wxTreeCtrl::DeleteChildren not implemented");
-}
-
 // ----------------------------------------------------------------------------
 // implementation
 // ----------------------------------------------------------------------------
@@ -802,7 +898,7 @@ bool wxTreeCtrl::MSWCommand(WXUINT cmd, WXWORD id)
 }
 
 // process WM_NOTIFY Windows message
-bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result)
+bool wxTreeCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
 {
     wxTreeEvent event(wxEVT_NULL, m_windowId);
     wxEventType eventType = wxEVT_NULL;
@@ -907,6 +1003,16 @@ bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result)
                 TV_KEYDOWN *info = (TV_KEYDOWN *)lParam;
 
                 event.m_code = wxCharCodeMSWToWX(info->wVKey);
+
+                // a separate event for this case
+                if ( info->wVKey == VK_SPACE || info->wVKey == VK_RETURN )
+                {
+                    wxTreeEvent event2(wxEVT_COMMAND_TREE_ITEM_ACTIVATED,
+                                       m_windowId);
+                    event2.SetEventObject(this);
+
+                    GetEventHandler()->ProcessEvent(event2);
+                }
                 break;
             }
 
@@ -928,7 +1034,7 @@ bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result)
             }
 
         default:
-            return wxControl::MSWNotify(wParam, lParam, result);
+            return wxControl::MSWOnNotify(idCtrl, lParam, result);
     }
 
     event.SetEventObject(this);
@@ -945,6 +1051,7 @@ bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result)
         NM_TREEVIEW* tv = (NM_TREEVIEW *)lParam;
         wxTreeItemData *data = (wxTreeItemData *)tv->itemOld.lParam;
         delete data; // may be NULL, ok
+        processed = TRUE; // Make sure we don't get called twice
     }
 
     *result = !event.IsAllowed();