Animate div but keep height dynamic - javascript

I have the following scenario on JSFiddle: http://jsfiddle.net/psax3fge/
D FIDDLE: http://jsfiddle.net/psax3fge/1/
Basically its a div that has some info in it. The info is 3 separate divs that are inline block, they will be next to each other if there is enough room but will stack underneath each other when the Windows is made smaller
I want this div to be hidden until a button is clicked where the div slides down. I know not setting the height property will make the div have a fluid height (height gets bigger as things stack underneath each other). However, when I animate it with jQuery, I have to set a height.
Is there a way to do this without losing the fluidity of the div? An alternative is to not animate the div and just make it visible/hidden on button click, but I'd really like to use the animation

Update 4: http://jsfiddle.net/psax3fge/4/
Leave the .container div height to auto and remove the overflow from it.
Now you can use the slideToggle function of the jQuery to show and hide the .container.
P.S you can set display:none to container in initialization.

Related

When div reaches bottom of window, stick and scroll over next div

I want to create this sliding scroll behavior in between divs. Let's say that the markup looks like this:
<main>
<div class="slide">Content</div>
<div class="slide">Content</div>
<div class="slide">Content</div>
</main>
Every .slide div would have different heights depending on the content inside them and would of course also change it's height depending on window size.
What I want is that when each div reaches it's bottom when scrolling the page, I. e. when the bottom of the div is at the bottom of the window, the div should become fixed and the div underneath should then scroll over the previous fixed div. And this behavior would be repeated for each div within the container (in this example main).
Do you have any ideas for how this could be achieved?
I figured that adding the following to each section through JavaScript (in my case jQuery just for this exercise) will make each div behave like I wanted on scroll:
$(".slide").each(function(){
$(this).css({
"top": `-${$(this).height() - $(window).height()}px`
})
})
Essentially applying a CSS top value that is the div height minus the window height.
This would also require the divs to have position: sticky applied to them through CSS.

Create Scrollable Div for Angular Chat

I am creating a chat application in Angular and I am trying to set up the UI for it. I need to create a div that will be housing the chat messages and as more messages fill the div I do not want the div to expand but just stay the same size and show a scroll bar. This div should be 100% the size of the parent div. As you click the button to add data the div grows. Even if I set a height in px or percent format the div still grows.
The page you link won't load but here are the basics to make a scrollable element:
HTML / JS Structure
Make an outer container div
Make an inner container div (this will be the "scroll wrapper")
Append the inner container to the outer container
Insert whatever you need into the inner container (you can use something like insertAdjacentHtml or whatever works for your specific situation)
This order of steps in particular will work well for a scenario where the contents are dynamically changing.
CSS
For the outer container
Set a fixed value for width and set height: auto
Set a border-radius if you want circular edges
Set overflow: hidden to keep the scroll wrapper's corners from popping out
You will probably want some padding
For the inner container
Set position: relative
Set overflow-y: auto and overflow-x: hidden so that you can scroll up and down, but not side to side
For the desired overflow behavior, you need to set width: 100% and set fixed values for max-height and min-height. (max-height decides when things will start to overflow ie. make a scroll bar)
You will want max-height and min-height to be less than the outer container's fixed width + any padding, etc. it may have.

Make Divs Absolute Only To Each Other

I have <div> elements as pages, and "next" and "back" buttons to switch between them. When the "next" button is clicked, the current page fades out and the next page fades in, using jQuery. As I've been doing it so far, the only way to ensure that the divs sit on top of each other instead of sitting next to each other is to style them position:absolute. However, this forces the divs to also overlay anything else on the page that they would otherwise push out of the way.
Is there any way to make divs basically positioned absolute only relative to each other, and still act as though they are positioned relative to the rest of the page? I've tried putting them inside a container that is positioned relatively, but the divs overflow their container, making it more or less useless.
Edit:
Basic fiddle: http://jsfiddle.net/9AXS4/4/
Yes, I mix up $ and jQuery. I've been using jQuery a lot after calling jQuery.noConflict()
If your pages, as you call them, are of fixed width and height, then you can set their container to be position:relative and also have the width and height of the pages..
.container{
position:relative;
width:500px; /*the total width of a page, including padding and borders*/
height:400px; /*the total height of a page, including padding and borders*/
}
This way the container element will handle the pushing around of the other elements
Here is your corrected fiddle: http://jsfiddle.net/gaby/9AXS4/2/
(the width/height of the container must account for paddings and border on the page elements)
Also you were targeting the container with .pagecontainer instead of #pagecontainer (since you used an id)
Update (after comment about arbitrary heights..)
Since your pages height is not fixed, you will need to resort to jQuery to resize the container..
Here is a full demo : http://jsfiddle.net/gaby/9AXS4/7/
The divs can't be positioned absolute in relation to each other, but they can be positioned absolutely in relation to an outer div. The container that holds the page divs should have position: relative in order to contain the inner page divs that are absolutely positioned.
If there is unwanted overlap, you can use overflow: hidden or overflow: auto on the outer div to hide it, depending on whether or not you want to allow for scrolling. If you are going to use the overflow property, be sure to include a height and width so the browser knows where the overflow should be.
http://jsfiddle.net/vkTXs/
$(".page").each(function(){
jQuery(this).hide();
});
$(".page").first().show();
$(".next").click(function() {
jQuery(this)
.parent().fadeOut()
.next().fadeIn();
var page = $(this).parent().next();
resizeContainer(page);
});
$(".back").click(function() {
jQuery(this)
.parent().fadeOut()
.prev().fadeIn();
var page = $(this).parent().next();
resizeContainer(page);
});
function resizeContainer(page){
// get height of next page
var newPageHeight = $(page).height();
// add padding and border
newPageHeight = newPageHeight + 14;
$('#pagecontainer').height(newPageHeight);
}

Is it possible to make a specific element not cause scroll bars in it's parent?

I have a container div, and numerous elements inside of it (i.e. spans, img, divs, etc).
I would like the container div to scroll naturally if its content becomes too large. However, there is ONE div inside of the container div that I would like to NOT cause the container to scroll if it becomes too large.
Not even sure if this is possible.
Thanks in advance!
PS. No jQuery please! :)
Lets say this "ONE div inside of the container div that I would like to NOT cause the container to scroll if it becomes too large." is div#inner. You can set a max-width or max-height to it and make it overflow:hidden so once it reaches the max size, it will stop growing and hide the overflowing inner content.

animating div elements left to right and back

I have a menu system made up of divs and i want to animate the left property to slide each time the user mouses over a menu item but i need the outer div(which is black) element to expand as the menu items move left to right also I want the div element(.container) to slide back and contract the outer div element(this black div which is 0 width) I have a basic example done in jsFiddle it olny moves the elements to the left
Having a little trouble fully understanding, but is this sort of what you mean?
http://jsfiddle.net/V3RHr/2/
If I could rewrite your html a bit, I would put make each .menu-item into an unordered list.
When you mouseenter the unordered list, you expand the second container. Inside that mouseenter function, I would have a second event when you mouseenter a list item, you populate the second container and stopPropogation.
You could probably still do it with a mouseenter on the first container, and another mouseenter on the div.menu-item, but your first container has extra height and width.
You should be able to fix the left is null issue by having the code not execute on the last .content, like this:
$('.container').not(':last').find('.menu-item').mouseenter(function () {
This will not apply to the menu-items within the green box.
For the re-show issue, I would change the way you are showing. Instead of sliding the box out from behind the other, you can position it where you want it to end up and hide it, then you can use:
.animate({width: 'show'})
Which will give a similar sliding effect.
That, or do it similar to my response to your other question, only without the collapsing I had previously:
http://jsfiddle.net/V3RHr/3/

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