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Overview
Comment:Improvements to the tableajax01.tcl example.
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SHA3-256: ab89ab225b051a15e9e044a80b42daca261bcc41e0fe141521bc5d630ea332e3
User & Date: drh 2019-04-23 19:52:34.906
Context
2019-04-30
16:56
Add the wapptest.tcl script from SQLite to the list of real-world usage examples. (check-in: b25a28b219 user: drh tags: trunk)
2019-04-23
19:52
Improvements to the tableajax01.tcl example. (check-in: ab89ab225b user: drh tags: trunk)
19:35
Add a "self" page to the fileupload.tcl demo. (check-in: cdd099b81e user: drh tags: trunk)
Changes
Side-by-Side Diff Ignore Whitespace Patch
Changes to examples/tableajax01.tcl. 

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#!/usr/bin/wapptclsh
# This script demonstrates how to receive bulk HTML content
# (such as a complete <table>) and insert it in the middle
# of the DOM using XMLHttpRequest
#
package require wapp
proc wapp-default {} {
proc common-header {} {
  wapp-trim {
    <html>
    <head>
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
    <link href="%url([wapp-param SCRIPT_NAME]/style.css)" rel="stylesheet">
    <body>
  }
}
proc common-footer {} {
  wapp-trim {
    </body>
    </html>
  }
}

proc wapp-default {} {
  common-header
  wapp-trim {
    <p>This application demonstrations how to use XMLHttpResult to obtain
    <p>This application demonstrates how to use XMLHttpResult to obtain
    bulk HTML text (such as a large &lt;table&gt;) and then insert that
    text in the middle of the DOM.</p>

    <div id="insertionPoint"></div>

    <p><form id="theForm">
    Click the button 
    <input type="submit" id="theButton" value="Click Here">
    to cause content to be inserted above this paragraph and below
    the initial paragraph
    </form></p>
    <script src='%url([wapp-param SCRIPT_NAME]/script.js)'></script>
  }

    <p><a href='%html([wapp-param SCRIPT_NAME])/self'>Show the Wapp script
    that generates this page</a></p>
  }
  common-footer
}

# This is the javascript that takes control of the form and causes form
# submissions to fetch and insert HTML text.
#
proc wapp-page-script.js {} {
  wapp-mimetype text/javascript




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    <tr><th>Column 1<th>Column 2<th>Column 3
    <tr><td>1.1<td>1.2<td>1.3
    <tr><td>2.1<td>2.2<td>2.3
    <tr><td>%html($counter)<td><td><button id="insCancel">Cancel</button>
    </table>
  }
}

# The /self page that shows the text of this script.
#
proc wapp-page-self {} {
  wapp-cache-control max-age=3600
  common-header
  set fd [open [wapp-param SCRIPT_FILENAME] rb]
  set script [read $fd]
  close $fd
  wapp-trim {
    <h1>Wapp Script That Shows A Copy Of Itself</h1>
    <pre>%html($script)</pre>
  }
  common-footer
}
proc wapp-page-style.css {} {
  wapp-mimetype text/css
  wapp-cache-control max-age=3600
  wapp-trim {
    pre {
       border: 1px solid black;
       padding: 1ex;
    }
  }
}

wapp-start $argv