I’m well aware of the standard event firing mechanisms for browsers, but I have a need for a JavaScript library that will simulate cursor and insertion point navigation via the keyboard. In particular, I need a library that will allow me to move the insertion point, but will also handle expanding or collapsing a selection range of text if, say,
Tag: dom-events
Javascript trick for ‘paste as plain text` in execCommand
I have a basic editor based on execCommand following the sample introduced here. There are three ways to paste text within the execCommand area: Ctrl+V Right Click -> Paste Right Click -> Paste As Plain Text I want to allow pasting only plain text without any HTML markup. How can I force the first two actions to paste Plain Text?
Kinetic layer on top of Openlayers
I developed a canvas visualization of OpenStreetMaps by means of miscellaneous scripts and rendering algorithms from the internet. On top of this I have a Kinetic Stage which draws custom objects which cannot be drawn by the functionality of Openlayers. Openlayers provides many functions which I want to use and therefore I’m trying to switch over to this framework. I’m
Google Chrome extensions simple message passing error
I am trying to pass a message between my popup to a background page using the one message interface (I’m using code similar to the one in Google’s example for this). popup: and this is how I listen (and reply) in background.js: Now when I inspect everything in the console the messages are exchanged ok but I get the following
Javascript disabling Div element on submit
The code below just hides the movie that I am playing behind. Remove element (if possible) or disable it, specially movie playing in background. I tried using document.video.disabled=true; but its not working. Any idea how to go around this problem please? Answer Try
Basic example of initKeyboardEvent
I’m trying to find a basic example of the use of initKeyboardEvent(). Ideally, I want to create a keyboard event where when the enter button is pressed when a user is typing in one input field, another input field will be shown using jQuery. Does anyone know where I can find a basic understandable example of using initKeyboardEvent()? Answer initKeyboardEvent
Logic for multiple and single select/combo boxes
Below is my code: When select-box or combo-box is looped for ten times then I am getting form[“city”] length as 10 properly and behaviour of alerts within combox-box is appropriate, but if I have a single-select-box, then instead of giving form[“city”] length as 1 it gives it as 4 which is the number of option elements in my dropdown-box. So
JavaScript onkeydown, return true,false
I am studying Javascript and I am at this simple code:Link, I understand this code but the only thing that I don’t understand is the return false. I tried return true, and even I deleted the return line, and looked at FireFox, Chrome, and IE, and three of them didn’t look like something happened so if some one can please
Why does an anonymous function get called, whereas a named function doesn’t?
I’m creating a CoffeeScript application that overlays a webcam video with a canvas element (this is just for context and doesn’t seem to relate to my problem though). To get the proper canvas size to overlay on the video, I attach an event handler function to the loadedmetadata event like this: This works nicely. However, my preference in this case
Why don’t audio and video events bubble?
I was wondering why some Javascript of mine would not work until I figured that the audio events did not bubble up the DOM tree, e.g. the timeupdate-event. Is there a rationale for not letting the events of the audio- and video-tag bubble? Answer The reason why event bubbling exists is solve the ambiguous question of which element is the