Changed the "delete win" to the more proper "win->Destroy()" in

[wxWidgets.git] / src / msw / treectrl.cpp

diff --git a/src/msw/treectrl.cpp b/src/msw/treectrl.cpp
index 69cfdaf31c89af0edb53252a42d6939f9abdfe49..7fcab3a9a81f10dc2cef5467cb3cd97a5db9c00a 100644 (file)
--- a/src/msw/treectrl.cpp
+++ b/src/msw/treectrl.cpp
@@ -54,7 +54,7 @@
 #undef GetNextSibling
 #endif
 
-#include "wx/treectrl.h"
+#include "wx/msw/treectrl.h"
 
 // Bug in headers, sometimes
 #ifndef TVIS_FOCUSED
@@ -319,14 +319,7 @@ wxTreeItemData *wxTreeCtrl::GetItemData(const wxTreeItemId& item) const
         return NULL;
     }
 
-    wxTreeItemData *data = (wxTreeItemData *)tvItem.lParam;
-    if ( data != NULL )
-    {
-        // the data object should know about its id
-        data->m_itemId = item;
-    }
-
-    return data;
+    return (wxTreeItemData *)tvItem.lParam;
 }
 
 void wxTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *data)
@@ -336,16 +329,29 @@ void wxTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *data)
     DoSetItem(&tvItem);
 }
 
+void wxTreeCtrl::SetItemHasChildren(const wxTreeItemId& item, bool has)
+{
+    wxTreeViewItem tvItem(item, TVIF_CHILDREN);
+    tvItem.cChildren = (int)has;
+    DoSetItem(&tvItem);
+}
+
+void wxTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold)
+{
+    wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_BOLD);
+    tvItem.state = bold ? TVIS_BOLD : 0;
+    DoSetItem(&tvItem);
+}
+
 // ----------------------------------------------------------------------------
 // Item status
 // ----------------------------------------------------------------------------
 
 bool wxTreeCtrl::IsVisible(const wxTreeItemId& item) const
 {
+    // Bug in Gnu-Win32 headers, so don't use the macro TreeView_GetItemRect
     RECT rect;
-//    return (TreeView_GetItemRect(wxhWnd, (HTREEITEM) (WXHTREEITEM)item, &rect, FALSE) != 0);
-    // Bug in Gnu-Win32 headers, so don't use the macro.
-    return (SendMessage((wxhWnd), TVM_GETITEMRECT, (WPARAM) FALSE, (LPARAM) & rect) != 0);
+    return SendMessage(wxhWnd, TVM_GETITEMRECT, FALSE, (LPARAM)&rect) != 0;
 
 }
 
@@ -376,18 +382,26 @@ bool wxTreeCtrl::IsSelected(const wxTreeItemId& item) const
     return (tvItem.state & TVIS_SELECTED) != 0;
 }
 
+bool wxTreeCtrl::IsBold(const wxTreeItemId& item) const
+{
+    wxTreeViewItem tvItem(item, TVIF_STATE, TVIS_BOLD);
+    DoGetItem(&tvItem);
+
+    return (tvItem.state & TVIS_BOLD) != 0;
+}
+
 // ----------------------------------------------------------------------------
 // navigation
 // ----------------------------------------------------------------------------
 
 wxTreeItemId wxTreeCtrl::GetRootItem() const
 {
-    return wxTreeItemId(TreeView_GetRoot(wxhWnd));
+    return wxTreeItemId((WXHTREEITEM) TreeView_GetRoot(wxhWnd));
 }
 
 wxTreeItemId wxTreeCtrl::GetSelection() const
 {
-    return wxTreeItemId(TreeView_GetSelection(wxhWnd));
+    return wxTreeItemId((WXHTREEITEM) TreeView_GetSelection(wxhWnd));
 }
 
 wxTreeItemId wxTreeCtrl::GetParent(const wxTreeItemId& item) const
@@ -407,23 +421,25 @@ wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item,
 wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& WXUNUSED(item),
                                       long& _cookie) const
 {
-    return wxTreeItemId(TreeView_GetNextSibling(wxhWnd,
-                                                    (HTREEITEM) (WXHTREEITEM)_cookie));
+    wxTreeItemId l=wxTreeItemId((WXHTREEITEM) TreeView_GetNextSibling(wxhWnd,
+                (HTREEITEM) (WXHTREEITEM)_cookie));
+    _cookie=(long)l;
+    return l;
 }
 
 wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const
 {
-    return wxTreeItemId(TreeView_GetNextSibling(wxhWnd, (HTREEITEM) (WXHTREEITEM) item));
+    return wxTreeItemId((WXHTREEITEM) TreeView_GetNextSibling(wxhWnd, (HTREEITEM) (WXHTREEITEM) item));
 }
 
 wxTreeItemId wxTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const
 {
-    return wxTreeItemId(TreeView_GetPrevSibling(wxhWnd, (HTREEITEM) (WXHTREEITEM) item));
+    return wxTreeItemId((WXHTREEITEM) TreeView_GetPrevSibling(wxhWnd, (HTREEITEM) (WXHTREEITEM) item));
 }
 
 wxTreeItemId wxTreeCtrl::GetFirstVisibleItem() const
 {
-    return wxTreeItemId(TreeView_GetFirstVisible(wxhWnd));
+    return wxTreeItemId((WXHTREEITEM) TreeView_GetFirstVisible(wxhWnd));
 }
 
 wxTreeItemId wxTreeCtrl::GetNextVisible(const wxTreeItemId& item) const
@@ -431,7 +447,7 @@ wxTreeItemId wxTreeCtrl::GetNextVisible(const wxTreeItemId& item) const
     wxASSERT_MSG( IsVisible(item), "The item you call GetNextVisible() "
                                    "for must be visible itself!");
 
-    return wxTreeItemId(TreeView_GetNextVisible(wxhWnd, (HTREEITEM) (WXHTREEITEM) item));
+    return wxTreeItemId((WXHTREEITEM) TreeView_GetNextVisible(wxhWnd, (HTREEITEM) (WXHTREEITEM) item));
 }
 
 wxTreeItemId wxTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const
@@ -439,7 +455,7 @@ wxTreeItemId wxTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const
     wxASSERT_MSG( IsVisible(item), "The item you call GetPrevVisible() "
                                    "for must be visible itself!");
 
-    return wxTreeItemId(TreeView_GetPrevVisible(wxhWnd, (HTREEITEM) (WXHTREEITEM) item));
+    return wxTreeItemId((WXHTREEITEM) TreeView_GetPrevVisible(wxhWnd, (HTREEITEM) (WXHTREEITEM) item));
 }
 
 // ----------------------------------------------------------------------------
@@ -466,6 +482,12 @@ wxTreeItemId wxTreeCtrl::DoInsertItem(const wxTreeItemId& parent,
     {
         mask |= TVIF_IMAGE;
         tvIns.item.iImage = image;
+
+        if ( selectedImage == -1 )
+        {
+            // take the same image for selected icon if not specified
+            selectedImage = image;
+        }
     }
 
     if ( selectedImage != -1 )
@@ -488,6 +510,12 @@ wxTreeItemId wxTreeCtrl::DoInsertItem(const wxTreeItemId& parent,
         wxLogLastError("TreeView_InsertItem");
     }
 
+    if ( data != NULL )
+    {
+        // associate the application tree item with Win32 tree item handle
+        data->SetId((WXHTREEITEM)id);
+    }
+
     return wxTreeItemId((WXHTREEITEM)id);
 }
 
@@ -538,9 +566,6 @@ wxTreeItemId wxTreeCtrl::AppendItem(const wxTreeItemId& parent,
 
 void wxTreeCtrl::Delete(const wxTreeItemId& item)
 {
-    wxTreeItemData *data = GetItemData(item);
-    delete data;    // may be NULL, ok
-
     if ( !TreeView_DeleteItem(wxhWnd, (HTREEITEM)(WXHTREEITEM)item) )
     {
         wxLogLastError("TreeView_DeleteItem");
@@ -606,6 +631,11 @@ void wxTreeCtrl::Toggle(const wxTreeItemId& item)
     DoExpand(item, TVE_TOGGLE);
 }
 
+void wxTreeCtrl::ExpandItem(const wxTreeItemId& item, int action)
+{
+       DoExpand(item, action);
+}
+
 void wxTreeCtrl::Unselect()
 {
     SelectItem(wxTreeItemId((WXHTREEITEM) 0));
@@ -720,6 +750,12 @@ void wxTreeCtrl::SortChildren(const wxTreeItemId& item,
     }
 }
 
+// TODO
+size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively)
+{
+    return 0;
+}
+
 // ----------------------------------------------------------------------------
 // implementation
 // ----------------------------------------------------------------------------
@@ -749,7 +785,7 @@ bool wxTreeCtrl::MSWCommand(WXUINT cmd, WXWORD id)
 }
 
 // process WM_NOTIFY Windows message
-bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam)
+bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result)
 {
     wxTreeEvent event(wxEVT_NULL, m_windowId);
     wxEventType eventType = wxEVT_NULL;
@@ -875,46 +911,38 @@ bool wxTreeCtrl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam)
             }
 
         default:
-            return wxControl::MSWNotify(wParam, lParam);
+            return wxControl::MSWNotify(wParam, lParam, result);
     }
 
     event.SetEventObject(this);
     event.SetEventType(eventType);
 
-    bool rc = GetEventHandler()->ProcessEvent(event);
+    bool processed = GetEventHandler()->ProcessEvent(event);
 
     // post processing
-    switch ( hdr->code )
+    if ( hdr->code == TVN_DELETEITEM )
     {
         // NB: we might process this message using wxWindows event tables, but
         //     due to overhead of wxWin event system we prefer to do it here
         //     (otherwise deleting a tree with many items is just too slow)
-        case TVN_DELETEITEM:
-            {
-                NM_TREEVIEW* tv = (NM_TREEVIEW *)lParam;
-                wxTreeItemData *data = (wxTreeItemData *)tv->itemOld.lParam;
-                delete data; // may be NULL, ok
-            }
-            break;
-
-        case TVN_ITEMEXPANDING:
-            // if user called Veto(), don't allow expansion/collapse by
-            // returning TRUE from here
-            rc = event.m_code != 0;
-            break;
+        NM_TREEVIEW* tv = (NM_TREEVIEW *)lParam;
+        wxTreeItemData *data = (wxTreeItemData *)tv->itemOld.lParam;
+        delete data; // may be NULL, ok
     }
 
-    return rc;
+    *result = !event.IsAllowed();
+
+    return processed;
 }
 
 // ----------------------------------------------------------------------------
 // Tree event
 // ----------------------------------------------------------------------------
 
-IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxCommandEvent)
+IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent, wxNotifyEvent)
 
 wxTreeEvent::wxTreeEvent(wxEventType commandType, int id)
-           : wxCommandEvent(commandType, id)
+           : wxNotifyEvent(commandType, id)
 {
     m_code = 0;
     m_itemOld = 0;