Beispiel #1
0
        /// <summary>Unfocuses this element.</summary>
        public void blur()
        {
            FocusEvent fe = new FocusEvent("blur");

            fe.SetTrusted(false);
            Unfocus(fe);
        }
Beispiel #2
0
        /// <summary>Focuses this element so it receives events such as keypresses.</summary>
        public void focus()
        {
            HtmlDocument doc = htmlDocument;

            if (doc.activeElement == this)
            {
                return;
            }

            // Focus out first:
            FocusEvent fe = new FocusEvent("focusout");

            // It's trusted but doesn't bubble:
            fe.SetTrusted(false);
            fe.focusing      = this;
            fe.relatedTarget = this;

            if (doc.activeElement != null)
            {
                if (!doc.activeElement.dispatchEvent(fe))
                {
                    return;
                }
            }

            // Focus in next:
            fe.Reset();
            fe.EventType     = "focusin";
            fe.relatedTarget = doc.activeElement;

            if (!dispatchEvent(fe))
            {
                return;
            }

            // Blur next:
            fe.Reset();
            fe.relatedTarget = null;
            fe.EventType     = "blur";

            PowerUI.Input.LastFocusedDocument = doc;

            if (doc.activeElement != null)
            {
                (doc.activeElement as HtmlElement).Unfocus(fe);
            }

            doc.activeElement = this;

            // Update local style:
            Style.Computed.RefreshLocal();

                        #if MOBILE
            // Should we pop up the mobile keyboard?
            KeyboardMode mobile = OnShowMobileKeyboard();
            if (Input.HandleKeyboard(mobile))
            {
                Input.KeyboardText = value;
            }
                        #endif

            // Reset so we can recycle it:
            fe.Reset();
            fe.EventType = "focus";

            // Dispatch and check if it got cancelled:
            if (dispatchEvent(fe))
            {
                // Run the default for this element:
                OnFocusEvent(fe);
            }
        }