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< > BotCompany Repo | #1032366 // HPopDownButton - generalized hPopDownButton

JavaX fragment (include) [tags: use-pretranspiled]

Libraryless. Click here for Pure Java version (4939L/28K).

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// entries are HTML (e.g. links)

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// requires JQuery for click-outside-to-close trick

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// Note: Make sure containing elements have overflow: visible,

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// otherwise pop-up can get cut off

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sclass HPopDownButton {

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  S labelHTML;

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  S buttonHTML = htmlEncode2(unicode_smallDownPointingTriangle());

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  new LS entries;

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  S id = "dropdown-" + aGlobalID(), outerID = "outer-" + id;

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  S style = "position: relative; display: inline-block; cursor: context-menu";

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  S menuStyle = "";

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  *() {}

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  *(S *labelHTML, LS entries) { addAll(this.entries, entries); }

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  S onclick() {

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    ret replaceDollarVars([[

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      var x = document.getElementById($id);

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      x.style.display = window.getComputedStyle(x).display === "none" ? "block" : "none";

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      console.log("popup " + id + " display: " + x.style.display);

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    ]], id := jsQuote(id));

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  }

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  S html() {

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    ret hstyle(replaceDollarVars([[

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      #$id ul {

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        list-style-type: none;

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        margin: 0;

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        padding: 0;

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        width: 200px;

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        background-color: #f1f1f1;

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      }

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      #$id {

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        position: absolute;

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        display:none;

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        background-color: #f9f9f9;

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        width:auto;

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        height:200px;

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        overflow: auto;

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        min-width: 160px;

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        box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);

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        z-index: 99;

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      }

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      #$id li a {

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        text-decoration: none;

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        color: #000;

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      }

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      #$id li {    

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        display: block;

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        border-bottom: 1px solid #555;

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        padding: 8px 16px;

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        color: #000;

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      }

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      #$id li:hover, #$id li:hover > a {

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        background-color: #3399ff;

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        color: white;

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      }

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    ]], +id))

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    + hdiv(

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          buttonHTMLWithOnClick()

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        + hdiv(ul(entries), +id, style := menuStyle),

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      +style, id := outerID)

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      + hscript(replaceDollarVars([[

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        if (typeof $ !== 'undefined')

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          $('body').click(function(e) {

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            if (!$(e.target).closest('#$outerID').length) {

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              $("#$id").hide();

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            }

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          });

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      ]], +id, +outerID));

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  }

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  swappable S buttonHTMLWithOnClick() {

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    ret span(joinNemptiesWithSpace(labelHTML, buttonHTML), onclick := onclick());

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  }

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}

Author comment

Began life as a copy of #1030222

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Travelled to 4 computer(s): bhatertpkbcr, mowyntqkapby, mqqgnosmbjvj, pyentgdyhuwx

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Snippet ID: #1032366
Snippet name: HPopDownButton - generalized hPopDownButton
Eternal ID of this version: #1032366/8
Text MD5: f47c5ac0a2e73ff3cbc37a2c2105cd44
Transpilation MD5: 787c3d7ce03a92c538e05e1b549e2187
Author: stefan
Category: javax / html
Type: JavaX fragment (include)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2021-09-25 00:03:56
Source code size: 2286 bytes / 82 lines
Pitched / IR pitched: No / No
Views / Downloads: 492 / 704
Version history: 7 change(s)
Referenced in: [show references]