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📄 combobox.as

📁 flash 视频聊天室源码,非常好的源码
💻 AS
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            //return (this.labelFunction()(_loc2));
        }
        else if (typeof(_loc2) != "object")
        {
            return (_loc2);
        }
        else if (_loc2[labelField] != undefined)
        {
            return (_loc2[labelField]);
        }
        else if (_loc2.label != undefined)
        {
            return (_loc2.label);
        }
        else
        {
            var _loc3 = " ";
            for (var _loc4 in _loc2)
            {
                if (_loc4 != "__ID__")
                {
                    _loc3 = _loc2[_loc4] + ", " + _loc3;
                } // end if
            } // end of for...in
            _loc3 = _loc3.substring(0, _loc3.length - 3);
            return (_loc3);
        } // end else if
    } // End of the function
    function hasDropdown()
    {
        return (__dropdown != undefined && __dropdown.valueOf() != undefined);
    } // End of the function
    function tweenEndShow(value)
    {
        _y = value;
        isPressed = true;
    } // End of the function
    function tweenEndHide(value)
    {
        _y = value;
        this.__set__visible(false);
    } // End of the function
    function displayDropdown(show)
    {
        if (show == _showingDropdown)
        {
            return;
        } // end if
        var _loc3 = new Object();
        _loc3.x = 0;
        _loc3.y = height;
        this.localToGlobal(_loc3);
        if (show)
        {
            this.getDropdown();
            var _loc2 = __dropdown;
            _loc2.isPressed = true;
            _loc2.rowCount = rowCount;
            _loc2.visible = show;
            _loc2.onTweenEnd = tweenEndShow;
            var _loc5;
            var _loc8;
            if (_loc3.y + _loc2.height > Stage.height)
            {
                _loc5 = _loc3.y - this.__get__height();
                _loc8 = _loc5 - _loc2.height;
                mask._y = -_loc2.height;
            }
            else
            {
                _loc5 = _loc3.y - _loc2.height;
                _loc8 = _loc3.y;
                mask._y = border_mc.height;
            } // end else if
            var _loc7 = _loc2.selectedIndex;
            if (_loc7 == undefined)
            {
                _loc7 = 0;
            } // end if
            var _loc4 = _loc2.vPosition;
            _loc4 = _loc7 - 1;
            _loc4 = Math.min(Math.max(_loc4, 0), _loc2.length - _loc2.rowCount);
            _loc2.vPosition = _loc4;
            _loc2.move(_loc3.x, _loc5);
            _loc2.tween = new mx.effects.Tween(__dropdown, _loc5, _loc8, this.getStyle("openDuration"));
        }
        else
        {
            delete __dropdown.dragScrolling;
            __dropdown.onTweenEnd = tweenEndHide;
            __dropdown.tween = new mx.effects.Tween(__dropdown, __dropdown._y, _loc3.y - __dropdown.height, this.getStyle("openDuration"));
        } // end else if
        var _loc9 = this.getStyle("openEasing");
        if (_loc9 != undefined)
        {
            __dropdown.tween.easingEquation = _loc9;
        } // end if
        _showingDropdown = show;
        this.dispatchEvent({type: show ? ("open") : ("close"), target: this});
    } // End of the function
    function onDownArrow()
    {
        _parent.displayDropdown(!_parent._showingDropdown);
    } // End of the function
    function keyDown(e)
    {
        if (e.ctrlKey && e.code == 40)
        {
            this.displayDropdown(true);
        }
        else if (e.ctrlKey && e.code == 38)
        {
            this.displayDropdown(false);
        }
        else if (e.code == 27)
        {
            this.displayDropdown(false);
        }
        else if (e.code == 13)
        {
            if (_showingDropdown)
            {
                selectedIndex = __dropdown.selectedIndex;
                this.displayDropdown(false);
            } // end if
        }
        else if (!_editable || e.code == 38 || e.code == 40 || e.code == 33 || e.code == 34)
        {
            selectedIndex = 0 + selectedIndex;
            bInKeyDown = true;
            var _loc3 = this.__get__dropdown();
            _loc3.keyDown(e);
            bInKeyDown = false;
            selectedIndex = __dropdown.selectedIndex;
        } // end else if
    } // End of the function
    function invalidateStyle(styleProp)
    {
        __dropdown.invalidateStyle(styleProp);
        super.invalidateStyle(styleProp);
    } // End of the function
    function changeTextStyleInChildren(styleProp)
    {
        if (dropdown.stylecache != undefined)
        {
            delete dropdown.stylecache[styleProp];
            delete dropdown.stylecache.tf;
        } // end if
        __dropdown.changeTextStyleInChildren(styleProp);
        super.changeTextStyleInChildren(styleProp);
    } // End of the function
    function changeColorStyleInChildren(sheetName, styleProp, newValue)
    {
        if (dropdown.stylecache != undefined)
        {
            delete dropdown.stylecache[styleProp];
            delete dropdown.stylecache.tf;
        } // end if
        __dropdown.changeColorStyleInChildren(sheetName, styleProp, newValue);
        super.changeColorStyleInChildren(sheetName, styleProp, newValue);
    } // End of the function
    function notifyStyleChangeInChildren(sheetName, styleProp, newValue)
    {
        if (dropdown.stylecache != undefined)
        {
            delete dropdown.stylecache[styleProp];
            delete dropdown.stylecache.tf;
        } // end if
        __dropdown.notifyStyleChangeInChildren(sheetName, styleProp, newValue);
        super.notifyStyleChangeInChildren(sheetName, styleProp, newValue);
    } // End of the function
    function onUnload()
    {
        __dropdown.removeMovieClip();
    } // End of the function
    function _resizeHandler()
    {
        var _loc2 = owner;
        _loc2.mask._width = width;
        _loc2.mask._height = height;
    } // End of the function
    function _changeHandler(obj)
    {
        var _loc2 = owner;
        obj.target = _loc2;
        if (this != owner.text_mc)
        {
            _loc2.selectedIndex = selectedIndex;
            if (!_loc2.bInKeyDown)
            {
                _loc2.displayDropdown(false);
            } // end if
        } // end if
        _loc2.dispatchEvent(obj);
    } // End of the function
    function _scrollHandler(obj)
    {
        var _loc2 = owner;
        obj.target = _loc2;
        _loc2.dispatchEvent(obj);
    } // End of the function
    function _itemRollOverHandler(obj)
    {
        var _loc2 = owner;
        obj.target = _loc2;
        _loc2.dispatchEvent(obj);
    } // End of the function
    function _itemRollOutHandler(obj)
    {
        var _loc2 = owner;
        obj.target = _loc2;
        _loc2.dispatchEvent(obj);
    } // End of the function
    function modelChanged(eventObj)
    {
        super.modelChanged(eventObj);
        if (__dataProvider.length == 0)
        {
            text_mc.setText("");
            delete this.selected;
        }
        else if (__dataProvider.length == eventObj.lastItem - eventObj.firstItem + 1 && eventObj.eventName == "addItems")
        {
            selectedIndex = 0;
        } // end else if
    } // End of the function
    static var symbolName = "ComboBox";
    static var symbolOwner = mx.controls.ComboBox;
    static var version = "2.0.0.360";
    var clipParameters = {labels: 1, data: 1, editable: 1, rowCount: 1, dropdownWidth: 1};
    static var mergedClipParameters = mx.core.UIObject.mergeClipParameters(mx.controls.ComboBox.prototype.clipParameters, mx.controls.ComboBase.prototype.clipParameters);
    var className = "ComboBox";
    var _showingDropdown = false;
    var __rowCount = 5;
    var dropdownBorderStyle = undefined;
    var initializing = true;
    var __labelField = "label";
    var bInKeyDown = false;
} // End of Class

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