添加打印功能

app/controllers/students_controller.rb

@@ -1,4 +1,5 @@
 class StudentsController < ApplicationController
+  layout"application", :except => [ :print ]
   #获取学生信息
   def get_all_students
     students = Student.all.collect &fields_provider
@@ -40,4 +41,8 @@ def update_student
    rescue => e
       render_error e.message,'text/html'
   end
+
+  def print
+    @student = Student.find(params[:id])
+  end
 end

app/helpers/application_helper.rb

@@ -1,2 +1,7 @@
 module ApplicationHelper
+  def blank(n)
+    result = ""
+    n.times { result += ' ' }
+    result.html_safe
+  end
 end

app/views/students/print.html.erb

@@ -0,0 +1,37 @@
+<%= kindeditor_javacript_include_tag%>
+ <textarea id="kindeditor"  rows="28" cols="95" >
+ <table style="width:100%;" cellpadding="1" cellspacing="2" border="1" bordercolor="#CCCCCC">
+    <tbody>
+     <tr>
+       <td width=50>&nbsp;<%= image_tag @student.image.url(:thumb) %></td>
+       <td><p>&nbsp;姓名：<%=@student.name%> </p></td>
+     </tr>
+     <tr>
+     <td>&nbsp;学号：</td>
+     <td>&nbsp;<%=@student.number%></td>
+     </tr>
+     <tr>
+     <td><p>&nbsp;性别：</p>
+     </td>
+     <td>&nbsp;<%=@student.sex %></td>
+     </tr>
+     <tr>
+     <td>&nbsp;班级：</td>
+     <td>&nbsp;<%=@student.classes.name%></td>
+     </tr>
+     <tr><td>&nbsp;电话：</td>
+     <td>&nbsp;<%=@student.phone%></td>
+     </tr>
+     <tr><td>&nbsp;住址：</td>
+     <td>&nbsp;<%=@student.home%></td>
+     </tr>
+     <tr><td>&nbsp;备注：</td>
+     <td><p>&nbsp;<%=@student.remark%></p>
+     </td>
+     </tr>
+     <tr><td>评语：</td>
+     <td height=120>&nbsp;<%=@student.comment%></td>
+     </tr>
+    </tbody>
+  </table>
+</textarea>

config/routes.rb

@@ -21,6 +21,7 @@
     collection do
       get "get_all_students"
       get "student_total_score"
+      get "print"
       post "destroy_student"
       post "update_student"
     end

public/javascripts/PF/pages/home_index.js

@@ -251,8 +251,22 @@ Pf.classes.homeIndex.MainPanel = Ext.extend(Ext.Panel, {
         return form;
     },
 
-    printHandler : function  () {
-
+    printHandler : function() {
+        var record = Ext.getCmp("student-grid").getSelectionModel().getSelected();
+        if(record){  
+            var url = 'students/print?id=' + record.data.id;
+            var win = new Ext.Window({ 
+                title: "资料打印",
+                width: 800, 
+                height: 500,
+                resizable: false,
+                modal: true,
+                constrain: true,
+                items: { html:'<iframe src='+ url + " frameborder='0'  width='100%' height='100%'></iframe>"}
+            });
+            win.show();
+         }else
+             Ext.Msg.alert("提示","请选择学生");
     },
 
 });