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<svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg></a></nav> <ul class="sidebar-links"><li><a href="/2.4/examples/change_url.html" class="sidebar-link">Change URL</a></li><li><a href="/2.4/examples/css_load.html" class="sidebar-link">CSS load</a></li><li><a href="/2.4/examples/debug.html" class="sidebar-link">Debugging</a></li><li><a href="/2.4/examples/destroy_window.html" class="sidebar-link">Destroy window</a></li><li><a href="/2.4/examples/fullscreen.html" class="sidebar-link">Fullscreen window</a></li><li><a href="/2.4/examples/get_current_url.html" class="sidebar-link">Get current URL</a></li><li><a href="/2.4/examples/html_load.html" class="sidebar-link">HTML load</a></li><li><a href="/2.4/examples/js_evaluate.html" class="sidebar-link">Javascript evaluation</a></li><li><a href="/2.4/examples/js_api.html" class="sidebar-link">Javascript API</a></li><li><a href="/2.4/examples/loading_animation.html" class="active sidebar-link">Loading animation</a></li><li><a href="/2.4/examples/localization.html" class="sidebar-link">Localization</a></li><li><a href="/2.4/examples/min_size.html" class="sidebar-link">Minimum window size</a></li><li><a href="/2.4/examples/multiple_windows.html" class="sidebar-link">Multi-window</a></li><li><a href="/2.4/examples/open_file_dialog.html" class="sidebar-link">Open file dialog</a></li><li><a href="/2.4/examples/open_url.html" class="sidebar-link">Open URL</a></li><li><a href="/2.4/examples/quit_confirm.html" class="sidebar-link">Quit confirmation dialog</a></li><li><a href="/2.4/examples/save_file_dialog.html" class="sidebar-link">Save file dialog</a></li><li><a href="/2.4/examples/toggle_fullscreen.html" class="sidebar-link">Toggle full-screen</a></li><li><a href="/2.4/examples/window_title_change.html" class="sidebar-link">Window title change</a></li></ul> </div> <div class="page"> <div class="content"><h1 id="loading-animation"><a href="#loading-animation" aria-hidden="true" class="header-anchor">#</a> Loading animation</h1> <p>Create a loading animation that is displayed before application is loaded.</p> <div class="language-python extra-class"><pre class="language-python"><code><span class="token keyword">import</span> webview
<span class="token keyword">import</span> threading
<span class="token keyword">def</span> <span class="token function">load_html</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">:</span>
webview<span class="token punctuation">.</span>load_html<span class="token punctuation">(</span><span class="token triple-quoted-string string">"""
<style>
body {
background-color: #333;
color: white;
font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
}
.main-container {
width: 100%;
height: 90vh;
display: flex;
display: -webkit-flex;
align-items: center;
-webkit-align-items: center;
justify-content: center;
-webkit-justify-content: center;
overflow: hidden;
}
.loading-container {
}
.loader {
font-size: 10px;
margin: 50px auto;
text-indent: -9999em;
width: 3rem;
height: 3rem;
border-radius: 50%;
background: #ffffff;
background: -moz-linear-gradient(left, #ffffff 10%, rgba(255, 255, 255, 0) 42%);
background: -webkit-linear-gradient(left, #ffffff 10%, rgba(255, 255, 255, 0) 42%);
background: -o-linear-gradient(left, #ffffff 10%, rgba(255, 255, 255, 0) 42%);
background: -ms-linear-gradient(left, #ffffff 10%, rgba(255, 255, 255, 0) 42%);
background: linear-gradient(to right, #ffffff 10%, rgba(255, 255, 255, 0) 42%);
position: relative;
-webkit-animation: load3 1.4s infinite linear;
animation: load3 1.4s infinite linear;
-webkit-transform: translateZ(0);
-ms-transform: translateZ(0);
transform: translateZ(0);
}
.loader:before {
width: 50%;
height: 50%;
background: #ffffff;
border-radius: 100% 0 0 0;
position: absolute;
top: 0;
left: 0;
content: '';
}
.loader:after {
background: #333;
width: 75%;
height: 75%;
border-radius: 50%;
content: '';
margin: auto;
position: absolute;
top: 0;
left: 0;
bottom: 0;
right: 0;
}
@-webkit-keyframes load3 {
0% {
-webkit-transform: rotate(0deg);
transform: rotate(0deg);
}
100% {
-webkit-transform: rotate(360deg);
transform: rotate(360deg);
}
}
@keyframes load3 {
0% {
-webkit-transform: rotate(0deg);
transform: rotate(0deg);
}
100% {
-webkit-transform: rotate(360deg);
transform: rotate(360deg);
}
}
.loaded-container {
display: none;
}
</style>
<body>
<div class="main-container">
<div id="loader" class="loading-container">
<div class="loader">Loading...</div>
</div>
<div id="main" class="loaded-container">
<h1>Content is loaded!</h1>
</div>
</div>
<script>
setTimeout(function() {
document.getElementById('loader').style.display = 'none'
document.getElementById('main').style.display = 'block'
}, 5000)
</script>
</body>
"""</span><span class="token punctuation">)</span>
<span class="token keyword">if</span> __name__ <span class="token operator">==</span> <span class="token string">'__main__'</span><span class="token punctuation">:</span>
t <span class="token operator">=</span> threading<span class="token punctuation">.</span>Thread<span class="token punctuation">(</span>target<span class="token operator">=</span>load_html<span class="token punctuation">)</span>
t<span class="token punctuation">.</span>start<span class="token punctuation">(</span><span class="token punctuation">)</span>
webview<span class="token punctuation">.</span>create_window<span class="token punctuation">(</span><span class="token string">'Loading Animation'</span><span class="token punctuation">,</span> background_color<span class="token operator">=</span><span class="token string">'#333333'</span><span class="token punctuation">)</span>
</code></pre></div></div> <div class="page-edit"><div class="edit-link"><a href="https://github.com/r0x0r/pywebview/edit/docs/docs/examples/loading_animation.md" target="_blank" rel="noopener noreferrer">Help us improve this page!</a> <svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15" class="icon outbound"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path> <polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg></div> <!----></div> <div class="page-nav"><p class="inner"><span class="prev">
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