コード例 #1
0
        /// <summary>
        /// This sends down the owners of this ResourceDictionary into the given
        /// merged dictionary.  We do this because whenever a merged dictionary
        /// changes it should invalidate all owners of its parent ResourceDictionary.
        ///
        /// Note that AddOwners throw if the merged dictionary already has one of the
        /// parent's owners.  This implies that either we're putting a dictionary
        /// into its own MergedDictionaries collection or we're putting the same
        /// dictionary into the collection twice, neither of which are legal.
        /// </summary>
        /// <param name="mergedDictionary"></param>
        private void PropagateParentOwners(ResourceDictionary mergedDictionary)
        {
            if (this._ownerFEs != null)
            {
                Debug.Assert(this._ownerFEs.Count > 0);

                if (mergedDictionary._ownerFEs == null)
                {
#if BRIDGE
                    mergedDictionary._ownerFEs = new List <FrameworkElement>(this._ownerFEs.Count);
#else
                    mergedDictionary._ownerFEs = new WeakReferenceList(this._ownerFEs.Count);
#endif
                }

                foreach (FrameworkElement fe in this._ownerFEs)
                {
                    if (fe != null)
                    {
                        mergedDictionary.AddOwner(fe);
                    }
                }
            }

            if (this._ownerApps != null)
            {
                Debug.Assert(this._ownerApps.Count > 0);

                if (mergedDictionary._ownerApps == null)
                {
#if BRIDGE
                    mergedDictionary._ownerApps = new List <Application>(this._ownerApps.Count);
#else
                    mergedDictionary._ownerApps = new WeakReferenceList(this._ownerApps.Count);
#endif
                }

                foreach (Application app in _ownerApps)
                {
                    if (app != null)
                    {
                        mergedDictionary.AddOwner(app);
                    }
                }
            }
        }
コード例 #2
0
 private void PropagateParentOwners(ResourceDictionary mergedDictionary)
 {
     if (this.ownerFEs != null)
     {
         if (mergedDictionary.ownerFEs == null)
         {
             mergedDictionary.ownerFEs = new List<UIElement>(this.ownerFEs.Count);
         }
         for (int i = 0; i < this.ownerFEs.Count; i++)
         {
             mergedDictionary.AddOwner(this.ownerFEs[i]);
         }
     }
 }