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6527f429 DM |
1 | /**\r |
2 | * This example shows how a grid can have its store and columns reconfigured dynamically.\r | |
3 | * By default, we start with no store or columns, we can define them later using the\r | |
4 | * reconfigure method.\r | |
5 | */\r | |
6 | Ext.define('KitchenSink.view.grid.Reconfigure', {\r | |
7 | extend: 'Ext.container.Container',\r | |
8 | \r | |
9 | requires: [\r | |
10 | 'Ext.grid.*',\r | |
11 | 'Ext.layout.container.HBox',\r | |
12 | 'Ext.layout.container.VBox',\r | |
13 | 'KitchenSink.model.grid.Office',\r | |
14 | 'KitchenSink.model.grid.Employee'\r | |
15 | ], \r | |
16 | xtype: 'reconfigure-grid',\r | |
17 | \r | |
18 | //<example>\r | |
19 | exampleTitle: 'Grid Reconfigure',\r | |
20 | profiles: {\r | |
21 | classic: {\r | |
22 | employeeWidth: 100 \r | |
23 | },\r | |
24 | neptune: {\r | |
25 | employeeWidth: 130\r | |
26 | }\r | |
27 | },\r | |
28 | //</example>\r | |
29 | \r | |
30 | layout: {\r | |
31 | type: 'vbox',\r | |
32 | align: 'stretch'\r | |
33 | },\r | |
34 | \r | |
35 | width: 500,\r | |
36 | height: 330,\r | |
37 | \r | |
38 | lastNames: ['Jones', 'Smith', 'Lee', 'Wilson', 'Black', 'Williams', 'Lewis', 'Johnson', 'Foot', 'Little', 'Vee', 'Train', 'Hot', 'Mutt'],\r | |
39 | firstNames: ['Fred', 'Julie', 'Bill', 'Ted', 'Jack', 'John', 'Mark', 'Mike', 'Chris', 'Bob', 'Travis', 'Kelly', 'Sara'],\r | |
40 | cities: ['New York', 'Los Angeles', 'Chicago', 'Houston', 'Philadelphia', 'Phoenix', 'San Antonio', 'San Diego', 'Dallas', 'San Jose'],\r | |
41 | departments: ['Development', 'QA', 'Marketing', 'Accounting', 'Sales'],\r | |
42 | \r | |
43 | initComponent: function(){\r | |
44 | Ext.apply(this, {\r | |
45 | items: [{\r | |
46 | xtype: 'container',\r | |
47 | layout: 'hbox',\r | |
48 | defaultType: 'button',\r | |
49 | items: [{\r | |
50 | itemId: 'showOffices',\r | |
51 | text: 'Show Offices',\r | |
52 | scope: this,\r | |
53 | handler: this.onShowOfficesClick\r | |
54 | }, {\r | |
55 | itemId: 'showEmployees',\r | |
56 | margin: '0 0 0 10',\r | |
57 | text: 'Show Employees',\r | |
58 | scope: this,\r | |
59 | handler: this.onShowEmployeesClick\r | |
60 | }]\r | |
61 | }, {\r | |
62 | margin: '10 0 0 0',\r | |
63 | xtype: 'grid',\r | |
64 | flex: 1,\r | |
65 | columns: [],\r | |
66 | viewConfig: {\r | |
67 | emptyText: 'Click a button to show a dataset',\r | |
68 | deferEmptyText: false\r | |
69 | }\r | |
70 | }] \r | |
71 | });\r | |
72 | this.callParent();\r | |
73 | },\r | |
74 | \r | |
75 | onShowOfficesClick: function(){\r | |
76 | var grid = this.down('grid');\r | |
77 | \r | |
78 | Ext.suspendLayouts();\r | |
79 | grid.setTitle('Offices');\r | |
80 | grid.reconfigure(this.createOfficeStore(), [{\r | |
81 | flex: 1,\r | |
82 | text: 'City',\r | |
83 | dataIndex: 'city'\r | |
84 | }, {\r | |
85 | text: 'Total Employees',\r | |
86 | dataIndex: 'totalEmployees',\r | |
87 | width: 140\r | |
88 | }, {\r | |
89 | text: 'Manager',\r | |
90 | dataIndex: 'manager',\r | |
91 | width: 120\r | |
92 | }]);\r | |
93 | this.down('#showEmployees').enable();\r | |
94 | this.down('#showOffices').disable();\r | |
95 | Ext.resumeLayouts(true); \r | |
96 | },\r | |
97 | \r | |
98 | onShowEmployeesClick: function(){\r | |
99 | var grid = this.down('grid');\r | |
100 | \r | |
101 | Ext.suspendLayouts();\r | |
102 | grid.setTitle('Employees');\r | |
103 | grid.reconfigure(this.createEmployeeStore(), [{\r | |
104 | text: 'First Name',\r | |
105 | dataIndex: 'forename'\r | |
106 | }, {\r | |
107 | text: 'Last Name',\r | |
108 | dataIndex: 'surname'\r | |
109 | }, {\r | |
110 | width: this.profileInfo.employeeWidth,\r | |
111 | text: 'Employee No.',\r | |
112 | dataIndex: 'employeeNo'\r | |
113 | }, {\r | |
114 | flex: 1,\r | |
115 | text: 'Department',\r | |
116 | dataIndex: 'department'\r | |
117 | }]);\r | |
118 | this.down('#showOffices').enable();\r | |
119 | this.down('#showEmployees').disable();\r | |
120 | Ext.resumeLayouts(true);\r | |
121 | },\r | |
122 | \r | |
123 | createEmployeeStore: function(){\r | |
124 | var data = [],\r | |
125 | i = 0,\r | |
126 | usedNames = {},\r | |
127 | name;\r | |
128 | \r | |
129 | for (; i < 20; ++i) {\r | |
130 | name = this.getUniqueName(usedNames);\r | |
131 | data.push({\r | |
132 | forename: name[0],\r | |
133 | surname: name[1],\r | |
134 | employeeNo: this.getEmployeeNo(),\r | |
135 | department: this.getDepartment()\r | |
136 | });\r | |
137 | }\r | |
138 | return new Ext.data.Store({\r | |
139 | model: KitchenSink.model.grid.Employee,\r | |
140 | data: data\r | |
141 | });\r | |
142 | },\r | |
143 | \r | |
144 | createOfficeStore: function(){\r | |
145 | var data = [],\r | |
146 | i = 0,\r | |
147 | usedNames = {},\r | |
148 | usedCities = {};\r | |
149 | \r | |
150 | for (; i < 7; ++i) {\r | |
151 | data.push({\r | |
152 | city: this.getUniqueCity(usedCities),\r | |
153 | manager: this.getUniqueName(usedNames).join(' '),\r | |
154 | totalEmployees: Ext.Number.randomInt(10, 25)\r | |
155 | });\r | |
156 | }\r | |
157 | return new Ext.data.Store({\r | |
158 | model: KitchenSink.model.grid.Office,\r | |
159 | data: data\r | |
160 | });\r | |
161 | },\r | |
162 | \r | |
163 | // Fake data generation functions\r | |
164 | generateName: function(){\r | |
165 | var lasts = this.lastNames,\r | |
166 | firsts = this.firstNames,\r | |
167 | lastLen = lasts.length,\r | |
168 | firstLen = firsts.length,\r | |
169 | getRandomInt = Ext.Number.randomInt,\r | |
170 | first = firsts[getRandomInt(0, firstLen - 1)],\r | |
171 | last = lasts[getRandomInt(0, lastLen - 1)];\r | |
172 | \r | |
173 | return [first, last];\r | |
174 | },\r | |
175 | \r | |
176 | getUniqueName: function(used) {\r | |
177 | var name = this.generateName(),\r | |
178 | key = name[0] + name[1];\r | |
179 | \r | |
180 | if (used[key]) {\r | |
181 | return this.getUniqueName(used);\r | |
182 | }\r | |
183 | \r | |
184 | used[key] = true;\r | |
185 | return name;\r | |
186 | },\r | |
187 | \r | |
188 | getCity: function(){\r | |
189 | var cities = this.cities,\r | |
190 | len = cities.length;\r | |
191 | \r | |
192 | return cities[Ext.Number.randomInt(0, len - 1)];\r | |
193 | },\r | |
194 | \r | |
195 | getUniqueCity: function(used){\r | |
196 | var city = this.getCity();\r | |
197 | if (used[city]) {\r | |
198 | return this.getUniqueCity(used);\r | |
199 | }\r | |
200 | \r | |
201 | used[city] = true;\r | |
202 | return city;\r | |
203 | },\r | |
204 | \r | |
205 | getEmployeeNo: function() {\r | |
206 | var out = '',\r | |
207 | i = 0;\r | |
208 | for (; i < 6; ++i) {\r | |
209 | out += Ext.Number.randomInt(0, 7);\r | |
210 | }\r | |
211 | return out;\r | |
212 | },\r | |
213 | \r | |
214 | getDepartment: function() {\r | |
215 | var departments = this.departments,\r | |
216 | len = departments.length;\r | |
217 | \r | |
218 | return departments[Ext.Number.randomInt(0, len - 1)];\r | |
219 | }\r | |
220 | }); |