| 1 | /** |
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| 2 | * Provides some javascript utility methods. |
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| 3 | * For use with JsUtilTagLib. |
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| 4 | */ |
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| 5 | class JsUtilService { |
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| 6 | |
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| 7 | boolean transactional = false |
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| 8 | |
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| 9 | def g = new org.codehaus.groovy.grails.plugins.web.taglib.ApplicationTagLib() |
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| 10 | |
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| 11 | /** |
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| 12 | * Toggle the visibility of an html element. |
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| 13 | * @param id The html id of the element. |
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| 14 | * @param type The type of html action the javascript will be applied to e.g 'onclick', defaults to 'href'. |
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| 15 | * @returns A javascript string that can be assigned for example to an anchor href or onclick action. |
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| 16 | */ |
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| 17 | def toggle(id, type="href") { |
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| 18 | def s = 'toggleUtil(\"' + id + '\");' |
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| 19 | if(type == "onclick") |
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| 20 | s + ' return false;' |
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| 21 | else |
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| 22 | 'javascript: ' + s |
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| 23 | } |
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| 24 | |
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| 25 | /** |
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| 26 | * Toggle the visibility of an html element and update an image. |
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| 27 | * @param toggleId The html id of the element to toggle. |
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| 28 | * @param imageid The html id of the image to update. |
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| 29 | * @param openImgUrl The url to apply as the image src when toggled element is visible. |
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| 30 | * @param closedImgUrl The url to apply as the image src when toggled element is hidden. |
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| 31 | * @param type The type of html action the javascript will be applied to e.g 'onclick', defaults to 'href'. |
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| 32 | * @returns A javascript string that can be assigned for example to an anchor href or onclick action. |
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| 33 | */ |
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| 34 | def toggleWithImg(toggleId, imageid, openImgUrl, closedImgUrl, type="href") { |
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| 35 | |
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| 36 | def s = 'toggleWithImgUtil(\"' + toggleId +'\", \"' + imageid +'\", \"' + openImgUrl +'\", \"' + closedImgUrl +'\");' |
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| 37 | if(type == "onclick") |
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| 38 | s + ' return false;' |
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| 39 | else |
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| 40 | 'javascript: ' + s |
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| 41 | |
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| 42 | } |
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| 43 | |
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| 44 | /** |
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| 45 | * Show an html element by slowly increasing the visibility. |
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| 46 | * @param id The html id of the element. |
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| 47 | * @param type The type of html action the javascript will be applied to e.g 'onclick', defaults to 'href'. |
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| 48 | * @returns A javascript string that can be assigned for example to an anchor href or onclick action. |
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| 49 | */ |
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| 50 | def show(id) { |
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| 51 | def s = 'showUtil(\"' + id + '\");' |
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| 52 | if(type == "onclick") |
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| 53 | s + ' return false;' |
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| 54 | else |
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| 55 | 'javascript: ' + s |
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| 56 | } |
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| 57 | |
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| 58 | /** |
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| 59 | * Hide an html element by slowly decreasing the visibility. |
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| 60 | * @param id The html id of the element. |
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| 61 | * @param type The type of html action the javascript will be applied to e.g 'onclick', defaults to 'href'. |
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| 62 | * @returns A javascript string that can be assigned for example to an anchor href or onclick action. |
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| 63 | */ |
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| 64 | def hide(id) { |
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| 65 | def s = 'hideUtil(\"' + id + '\");' |
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| 66 | if(type == "onclick") |
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| 67 | s + ' return false;' |
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| 68 | else |
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| 69 | 'javascript: ' + s |
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| 70 | } |
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| 71 | |
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| 72 | /** |
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| 73 | * Toggle the visibility of an html element and update an image. |
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| 74 | * @param toggleId The html id of the element to toggle. |
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| 75 | * @param imageid The html id of the image to update. |
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| 76 | * @param openImgUrl The url to apply as the image src when toggled element is visible. |
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| 77 | * @param closedImgUrl The url to apply as the image src when toggled element is hidden. |
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| 78 | * @param type The type of html action the javascript will be applied to e.g 'onclick', defaults to 'href'. |
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| 79 | * @returns A javascript string that can be assigned for example to an anchor href or onclick action. |
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| 80 | */ |
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| 81 | def toggleWithImgAndEffect(toggleId, imageid, openImgUrl, closedImgUrl, type="href") { |
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| 82 | |
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| 83 | def s = 'toggleWithImgAndEffectUtil(\"' + toggleId +'\", \"' + imageid +'\", \"' + openImgUrl +'\", \"' + closedImgUrl +'\");' |
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| 84 | if(type == "onclick") |
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| 85 | s + ' return false;' |
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| 86 | else |
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| 87 | 'javascript: ' + s |
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| 88 | |
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| 89 | } |
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| 90 | |
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| 91 | } // end class |
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