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Prototype for generic html-preview in object-browser #384

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Prototype for generic html-preview in object-browser #384

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29e9236
Prototype for generic html-preview in object-browser
zmsdev Mar 13, 2025
593a26a
reordered css classes preview_* (preview/text/image)
drfho Mar 14, 2025
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8 changes: 3 additions & 5 deletions Products/zms/plugins/www/bootstrap/plugin/bootstrap.plugin.zmi.js
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Original file line number Diff line number Diff line change
Expand Up @@ -1322,9 +1322,9 @@ ZMIObjectTree.prototype.addPages = function(nodes) {
};
if (node.is_page_element) {
if (node.meta_id == 'ZMSGraphic' && node.index_html) {
html += `<span class="preview_on_hover preview_image preview_ready" style="--preview_url:url(${node.index_html});cursor:help" title="${getZMILangStr('TAB_PREVIEW')}">${icon}</span> `;
html += `<div class="preview_on_hover preview_image preview_ready" style="--preview_url:url(${node.index_html});cursor:help" title="${getZMILangStr('TAB_PREVIEW')}">${icon}</div> `;
} else {
html += `<span class="preview_on_hover preview_text" style="cursor:help" data-preview_text="Loading ..." onmouseover="$ZMI.objectTree.preview_load(this)" title="${getZMILangStr('TAB_PREVIEW')}">${icon}</span> `;
html += `<div class="preview_on_hover preview_html" style="cursor:help" data-preview_text="Loading ..." onmouseover="$ZMI.objectTree.preview_load(this)" title="${getZMILangStr('TAB_PREVIEW')}"><div class="preview_preview">Loading ...</div>${icon}</div> `;
}
}
html += `<a href="${node.getPath}"
Expand Down Expand Up @@ -1399,9 +1399,7 @@ ZMIObjectTree.prototype.preview_load = function(sender) {
if(!$(sender).hasClass('preview_loaded')) {
var abs_url = $(sender).parent('li').children('a[href]').attr('href');
$.get($ZMI.get_rest_api_url(abs_url)+'/get_body_content',{lang:getZMILang(),preview:'preview'},function(data){
// Clean data as plain text
data = $(JSON.parse(data)).text().replaceAll('\n','');
$(sender).attr('data-preview_text',data);
$(".preview_preview",sender).html(data);
$(sender).addClass('preview_loaded');
});
};
Expand Down
46 changes: 44 additions & 2 deletions Products/zms/plugins/www/zmi.core.css
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Original file line number Diff line number Diff line change
Expand Up @@ -687,7 +687,19 @@ body.zmi ul.zmi-container > .zmi-item > .right {
}
}

.preview_on_hover::after {

/* -------------------------------------------------- */
/* ZMI-SITEMAP Preview Popup */
/* -------------------------------------------------- */

.preview_on_hover,
.preview_on_hover.preview_html {
display: inline-block;
}
/* [A] PLAIN Preview for Navtree: Image or Plain Text */
/* based on CSS-Pseudo-Elements (preview_image/text) */
.preview_on_hover.preview_image::after,
.preview_on_hover.preview_text::after {
content:"";
height:0;
opacity:0;
Expand All @@ -697,7 +709,8 @@ body.zmi ul.zmi-container > .zmi-item > .right {
margin-top:1.5rem;
}

.preview_on_hover:hover::after,
.preview_on_hover.preview_image:hover::after,
.preview_on_hover.preview_text:hover::after,
body.zmi ul.zmi-container > .zmi-item .right video {
content:"";
width:20vw;
Expand All @@ -718,6 +731,7 @@ body.zmi ul.zmi-container > .zmi-item .right video {
box-shadow: 5px 5px 20px #c0c0c094;
transition: opacity .75s, height .5s, box-shadow 1s, background-color 1s ease;
}

.preview_on_hover.preview_text:hover::after {
content:attr(data-preview_text);
background-image:none;
Expand All @@ -739,6 +753,34 @@ body.zmi .zmi-sitemap span.preview_on_hover:hover::after {
margin: 1rem 0 0 -.5rem;
}

/* [B] RENDERED HTML Preview based on renderShort() */
/* based on DOM-Elements (preview_html) */
.preview_on_hover.preview_html .preview_preview {
zoom: 70%;
width: 0;
height: 0;
padding: .5rem;
margin: 1rem 0 0 -.5rem;
overflow: hidden;
opacity:0;
visibility:hidden;
position:absolute;
background-color:white;
border:1px solid #c0c0c0;
border-radius:4px;
z-index:1000;
box-shadow: 5px 5px 20px #c0c0c0;
transition: opacity .75s, height .5s, box-shadow 1s, background-color 1s ease;
cursor:default;
}
.preview_on_hover.preview_html:hover .preview_preview {
visibility:visible;
opacity:1;
width: 35vw;
height: 35vh;
}


@media (max-width: 767px) {
body.zmi header.navbar {
max-width: 100%;
Expand Down