Wednesday, April 12, 2017

Re: Question on Useability

@Jens Thank You I will look into the options

On Wed, Apr 12, 2017 at 11:36 AM, Jens <jens.nehlmeier@gmail.com> wrote:
Well there are two solutions:

1.) use an iFrame => opening links inside the iframe should just work. However the URL won't be displayed in the browsers url bar, maybe you don't want that. And because you mentioned it: The iframe must not have a fixed size, you can stretch it via CSS, an example using CSS Flexbox: https://jsfiddle.net/zzvtafv6/

2.) Make a custom widget/composite that takes the HTML and displays it as you do now. However that widget/composite should then intercept all clicks on anchors, prevent the browser default action, extract the href url and download the contents using a XMLHttpRequest. Once you have the result you can again set the html into your custom widget/composite. Basically don't let the browser fetch the url but do it yourself. However you must implement additional logic for clicks on anchors with modifiers and other special cases (CTRL + left click, right click -> open as, right click -> open) that trigger specific browser actions like opening the link in a new tab. It might be a bit tricky to get right so the user does not notice that you have actually intercepted their clicks.

Using an iframe is probably the easiest solution, and they are still allowed in HTML5.


Maybe there is a possible 3rd solution using web components / html import, see: http://webagility.com/posts/web-components-vs-iframes but I think you still need to intercept clicks that way, as in the 2nd solution.


-- J.

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