Hello World example, uses the bare minimum of functions from
to get text into the browser window.
Only slightly more elaborate than
hello, sets a large chunk of static
HTML, and then selects several elements by id. The use of
documentGetElementById is important. The use of
embedFile is not so
important. Both will disappear as I move to better libraries for
blaze-html to create the inner HTML content.
ghcjs-dom to read from an input field and echo the value to a
Like echo, but register a callback on a button, and only update the paragraph when the button is pressed. This is the simplest example with a callback.
A countdown timer using an MVar event queue to tie the knot. Callbacks
on DOM elements add events to the queue. A single Haskell thread pops
events from the queue and updates the (global) state. A
function is called in a loop by
requestAnimationFrame and updates the
DOM based on the global state. This is the simplest example with an
Uses ghcjs-canvas to render a bouncing ball. Click in the canvas to move the ball to that point.
Uses diagrams-ghcjs to render a bouncing ball. Click in the canvas to move the ball to that point.
Uses diagrams-reflex to render a circle, and respond to clicks on the circle. The counter should update only when the circle is clicked, not when other parts of the SVG are clicked.
Uses diagrams-reflex to render a circle at the current mouse position. Uses the mouse position event streams associated with each Diagram by