MIME type handling in Symbian Web Runtime

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This code snippet demonstrates how to launch an application based on a given document using the AppManager Platform Service for Web Runtime. This service was introduced in S60 5th Edition. Image files were chosen to present the MIME type handling in WRT.

Article Metadata

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Code Example

Source file: Media:MimeTypeHandling.zip Media:MimeTypeHandling.diff.zip

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Tested with

Devices(s): Nokia 5800 XpressMusic

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Compatibility

Platform(s): S60 5th Edition

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Article

Keywords: device.getServiceObject(),Service.IAppManager.LaunchDoc(),

Created: ivruban (26 Feb 2009)

Last edited: hamishwillee (04 Oct 2012)

Source file: Relevant HTML components

<select size = "5" id = "imageList" onclick = "show();">
    <option></option>
</select>

Source

/**
 * Shows the selected image.
 */
function show() {
    var so = null;
 
    try {
        //Getting service object for application management.
        var so = device.getServiceObject("Service.AppManager", "IAppManager");
    } catch (ex) {
        alert("Exception in getting application service object: " + ex);
        return;
    }
 
    var imageList = document.getElementById("imageList");
    for (var i = 0; i < imageList.options.length; i++) {
        if (imageList.options[i].selected) {
            var criteria = new Object();
            criteria.Document = new Object();
            //Setting the path to file that must be opened in a standalone
            //application
            criteria.Document.DocumentPath = imageList.options[i].value;
            //Opening the file in standalone application
            try {
                var res = so.IAppManager.LaunchDoc(criteria);
                if (res.ErrorCode != 0){
                    alert(res.ErrorCode + ' ; ' + res.ErrorMessage);
                }
            } catch (ex){
                alert("Exception in launching document: " + ex);
            }
        }
    }
}

Postconditions

The image selected from the list is displayed in a standalone application.

See also

• Loading images in Symbian Web Runtime

Supplementary material

This code snippet is part of the stub concept, which means that it has been patched on top of a template application in order to be more useful to developers. The version of the WRT stub application used as a template in this snippet is v1.1.

• The patched, executable application that can be used to test the features described in this snippet is available for download at Media:MimeTypeHandling.zip.
• You can view all the changes that are required to implement the above-mentioned features. The changes are provided in unified diff and colour-coded diff (HTML) formats in Media:MimeTypeHandling.diff.zip.
• For general information on applying the patch, see Using Diffs.
• For unpatched stub applications, see Example app stubs with logging framework.