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------------------------Ext基本组件类型-----------------------
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| xtype | class |
|------------------------------------------------------------|
| box | Ext.BoxComponent |有边框属性的组件 |
|------------------------------------------------------------|
| button | Ext.Button |按钮 |
|------------------------------------------------------------|
| colorpalette | Ext.ColorPalette |调色板 |
|------------------------------------------------------------|
| component | Ext.Component |容器 |
|------------------------------------------------------------|
| cycle | Ext.CycleButton | |
|------------------------------------------------------------|
| dataview | Ext.DataView |数据显示视图 |
|------------------------------------------------------------|
| datepicker | Ext.DatePicker |日期选择面板 |
|------------------------------------------------------------|
| editor | Ext.Editor |编辑器 |
|------------------------------------------------------------|
| editorgrid | Ext.EditorGridPanel |可编辑的表格 |
|------------------------------------------------------------|
| grid | Ext.Grid.GridPanel |表格 |
|------------------------------------------------------------|
| paging | Ext.PagingToolbar |工具栏中的间隔 |
|------------------------------------------------------------|
| panel | Ext.Panel |面板 |
|------------------------------------------------------------|
| progress | Ext.Progress |进度条 |
|------------------------------------------------------------|
| splitbutton | Ext.SolitButton |可分裂的按钮 |
|------------------------------------------------------------|
| tabpanel | Ext.TabPanel |选项面板 |
|------------------------------------------------------------|
| treepanel | Ext.TreePanel |树 |
|------------------------------------------------------------|
| viewport | Ext.ViewPort |视图 |
|------------------------------------------------------------|
| window | Ext.Window |窗口 |
|------------------------------------------------------------|
| 工具栏组件 |
|------------------------------------------------------------|
| toolbar | Ext.Toolbar |工具栏 |
|------------------------------------------------------------|
| tbbutton | Ext.Toolbar.Button |按钮 |
|------------------------------------------------------------|
| tbfill | Ext.Toolbar.Fill |文件 |
|------------------------------------------------------------|
| tbitem | Ext.Toolbar.Item |工具条项目 |
|------------------------------------------------------------|
| tbseparator | Ext.Toolbar.Separator |工具栏分隔符 |
|------------------------------------------------------------|
| tbspacer | Ext.Toolbar.Spacer |工具栏空白 |
|------------------------------------------------------------|
| tbsplit | Ext.Toolbar.SplitButtom |工具栏分隔符按钮 |
|------------------------------------------------------------|
| tbtext | Ext.Toolbar.Textitem |工具栏文本项 |
|------------------------------------------------------------|
| 表单字段组件 |
|------------------------------------------------------------|
| form | Ext.FormPanel |Form面板 |
|------------------------------------------------------------|
| checkbox | Ext.form.CheckBox |复选框 |
|------------------------------------------------------------|
| combo | Ext.form.ComboBox |下拉列表 |
|------------------------------------------------------------|
| datefield | Ext.form.DateField |日期选择项 |
|------------------------------------------------------------|
| field | Ext.form.Field |表单字段 |
|------------------------------------------------------------|
| fieldset | Ext.form.FieldSet |表单字段组 |
|------------------------------------------------------------|
| hidden | Ext.form.Hidden |表单隐藏域 |
|------------------------------------------------------------|
| htmleditor | Ext.form.HtmlEditor |html编辑器 |
|------------------------------------------------------------|
| numberfield | Ext.form.NumberField |数字编辑器 |
|------------------------------------------------------------|
| radio | Ext.form.Radio |单选按钮 |
|------------------------------------------------------------|
| textarea | Ext.form.TextArea |区域文本框 |
|------------------------------------------------------------|
| textfield | Ext.form.TextField |表单文本框 |
|------------------------------------------------------------|
| timeField | Ext.form.TimeField |时间录入项 |
|------------------------------------------------------------|
| trigger | Ext.form.TriggerField |触发录入项 |
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