Exemplo n.º 1
0
        private void dropContainer_Closed(object sender, FormClosedEventArgs e)
        {
            if (!this.dropContainer.IsDisposed)
            {
                this.dropContainer.DropStateChange -= this.dropContainer_DropStateChange;
                this.dropContainer.FormClosed      -= this.dropContainer_Closed;
                this.ParentForm.Move -= this.ParentForm_Move;
                this.dropContainer.Dispose();
            }

            this.dropContainer        = null;
            this.closedWhileInControl = (this.RectangleToScreen(this.ClientRectangle).Contains(Cursor.Position));
            this.dropState            = DropState.Closed;
            this.Invalidate();
        }
Exemplo n.º 2
0
        protected void OpenDropDown()
        {
            if (this.dropDownItem == null)
            {
                throw new NotImplementedException("The drop down item has not been initialized!  Use the InitializeDropDown() method to do so.");
            }

            if (!this.CanDrop)
            {
                return;
            }

            this.dropContainer                  = new DropDownContainer(this.dropDownItem);
            this.dropContainer.Bounds           = this.GetDropDownBounds();
            this.dropContainer.DropStateChange += new DropDownContainer.DropWindowArgs(this.dropContainer_DropStateChange);
            this.dropContainer.FormClosed      += new FormClosedEventHandler(this.dropContainer_Closed);
            this.ParentForm.Move               += new EventHandler(this.ParentForm_Move);
            this.dropState = DropState.Dropping;
            this.dropContainer.Show(this);
            this.dropState = DropState.Dropped;
            this.Invalidate();
        }