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  • ExtJS border Layout

    View Code
    <script type="text/javascript">
            Ext.require(['*']);
            Ext.onReady(function () {
                var cw;//表示的是window 组件
                function closeRegion(e, target, header, tool) {
                    var panel = header.ownerCt;//获取持有Container元素
                    newRegions.unshift(panel.initialConfig); //unshift 把元素添加到数组的最前面
                    viewport.remove(panel);
                }
                var newRegions = [{
                    region: 'north',
                    title: 'North 2',
                    height: 100,
                    collapsible: true,
                    weight: -120
                }, {
                    region: 'east', //
                    title: 'East 2',
                     100,
                    collapsible: true
                }, {
                    region: 'west',
                    title: 'West 2',
                    collspsible: true,
                    100,
                    weight: -100
                }];
                var viewport = Ext.create('Ext.Viewport', {
                    layout: {
                        type: 'border',
                        padding: 5
                    },
                    defaults: {
                        split: true //箭头
                    },
                    items: [{
                        region: 'north',
                        colllapsible: true,
                        title: 'North',
                        split: true,
                        height: 100,
                        minHeight: 60,
                        html: 'north'
                    }, {
                        region: 'west',
                        collapsible: true,
                        title: 'Start at width 30%',
                        split: true,
                         '30%',
                        minWidth: 100,
                        minHeight: 140,
                        html: 'west<br>I am floatable'
                    }, {
                        region: 'center',
                        html: 'Center Center',
                        title: 'Center',
                        minHeight: 80,
                        items: [cw = Ext.create('Ext.Window', {
                            xtype: 'window',
                            closable: false, //不可关闭的
                            minimizable: true,
                            title: 'Constrained Window',
                            height: 200,
                             300,
                            constrain: true,//强迫在 父元素里面
                            html: 'I am in a Container',
                            itemId: 'center-window',
                            minimize: function () { //最小化按钮执行的事件
                                this.floatParent.down('button#toggleCw').toggle(); //查询父容器 下的按钮 id为 toggleCw的 并执行他的toggle事件
                            }
                        })],
                        bbar: ['Text followed by a spacer', '| ', {
                            itemId: 'toggleCw',
                            text: 'Contrained Window',
                            enableToggle: true,
                            toggleHandler: function () {
                                cw.setVisible(!cw.isVisible());//设置窗体的显示. 循环显示和隐藏window窗体
                            }
                        }, {
                            text: 'Add Region',
                            listeners: {
                                click: function () { //单击事件
                                    if (newRegions.length) {
                                        var region = newRegions.pop();//pop方法移除数组的最后一个对象,并返回这个对象.使用pop方法的元素必须包含length属性
                                        region.tools = [{ type: 'close', handler: closeRegion}]; //region 其实就是一个Panel对象,panel对象工具栏 添加 关闭按钮,关闭按钮的事件为 closeRegion
                                        viewport.add(region);
                                    }
                                    else {
                                        Ext.Msg.Show({
                                            title: 'All Added',
                                            msg: 'Close on of the dynamic regions first,关闭其中一个region!',
                                            //minWidth:Ext.Msg.minWidth
                                            buttons: Ext.Msg.OK,
                                            icon: Ext.Msg.ERROR
                                        });
                                    }
                                }
                            }
                        }, {
                            text: 'Change Title',
                            listeners: {
                                click: function () {
                                    var panels = viewport.query('panel');//component query
                                    Ext.each(panels, function (panel) {
                                        panel.setTitle(panel.title + "!");
                                    });
                                }
                            }
                        }]
                    }, {
                        region: 'east',
                        collapsible: true,
                        floatable: true,
                        split: true,
                         200,
                        minWidth: 120,
                        minHeight: 140,
                        title: 'east',
                        layout: {
                            type: 'vbox',
                            padding: 5,
                            align: 'stretch' //伸展
                        },
                        items: [{
                            xtype: 'textfield',
                            labelWidth: 70,
                            fieldLabel: 'Text field'
                        }, {
                            xtype: 'component',
                            html: 'I am floatable'
                        }]
                    }, {
                        region: 'south',
                        height: 100,
                        split: true,
                        collapsible: true,
                        title: 'Splitter above me',
                        minHeight: 60,
                        html: 'center south',
                        weight: -100
                    }, {
                        region: 'south',
                        title:'south',
                        collapsible: true,
                        split: true,
                        height: 200,
                        minHeight: 120,
                        layout: {
                            type: 'border',
                            padding: 5
                        },
                        items: [{
                            region: 'center',
                            title: 'South Central', //中心的主要的
                            minWidth: 80,
                            html: 'South Central'
                        }, {
                            title: 'South Eastern',
                            region: 'east',
                            flex: 1,
                            minWidth: 80,
                            html: 'South western - not resizable',
                            collapsible: true,
                            split:true
                        }, {
                            title:'South Western - not resizable',
                            region: 'west',
                            flex: 1,
                            minWidth: 80,
                            html: 'South Western<br> I collapse to nothing',
                            split: true,
                            collapsible: true,
                            splitterResize: true,
                            collapseMode: 'mini'
                        }]
                    }]
                });
    
    
    
    
            });
        </script>

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  • 原文地址:https://www.cnblogs.com/wangjunwei/p/2993922.html
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