Telegram-Web Image Display Switch

none

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name        Telegram-Web Image Display Switch
// @namespace   [email protected]
// @description none
// @include     https://web.telegram.org/*
// @match       https://web.telegram.org/*
// @version     1.0.0
// @grant       none
// ==/UserScript==


const createStyleElement = (css) => {
  const styleElement = document.createElement('style');
  styleElement.type = 'text/css';
  
  if (styleElement.styleSheet) {
    styleElement.styleSheet.cssText = css;
  } else {
    styleElement.textContent = css;
  }

  return styleElement;
};

(() => {
  const container = document.querySelector('head');

  const css = `
div[ng-switch-when="sticker"],
a.im_message_photo_thumb,
a.im_message_video_thumb,
div.img_gif_image_wrap,
div.im_message_webpage_wrap {
  position: relative;
}
div[ng-switch-when="sticker"]::after {
  content: "【贴图已隐藏】";
}
a.im_message_photo_thumb::after {
  content: "【图片已隐藏】";
}
a.im_message_video_thumb::after {
  content: "【视频已隐藏】";
}
div.img_gif_image_wrap::after {
  content: "【GIF已隐藏】";
}
div.im_message_webpage_wrap::after {
  content: "【链接预览已隐藏】";
}
div[ng-switch-when="sticker"]::after,
a.im_message_photo_thumb::after,
a.im_message_video_thumb::after,
div.img_gif_image_wrap::after,
div.im_message_webpage_wrap::after {
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  color: white;
  background-color: rgba(0, 0, 0, .9);
}
  `;
  
  const style = createStyleElement(css);

  container.appendChild(style);
  
  window.CoverImage = () => {
    container.appendChild(style);
  };
  window.DisplayImage = () => {
    container.removeChild(style);
  };
})();