Files
HackFlowy/public/js/libs/myLib/KeyboardLogic.js
T
2014-08-20 13:23:43 -07:00

165 lines
5.3 KiB
JavaScript

// voInitializer = function(that, event){
// vo = {};
// vo.hitEnter = (event.which == 13);
// vo.hitTab = (event.which ==9);
// vo.atEnd = ( $(that).getSelection().end == $(that).val().length);
// vo.atBeg = ( $(that).getSelection().start == 0);
// //cursor = $(this).getSelection().start;
// vo.hitBack = (event.which ==8);
// vo.empty = ($(that).val().length ==0);
// vo.rootLevel = $(that).closest("ul").is(".root")
// vo.lastBullet = ( $(that).closest("li").is(":first-child") && vo.rootLevel);
// vo.thisLI = $(event.target).closest("li");
// vo.thisId = vo.thisLI.attr("data-id"); //data-id.
// vo.thisIndex = vo.thisLI.index(); //returns -1 if there's no match.
// vo.thisModel = nodesCollection.findWhere({_id: vo.thisId});
// vo.siblingLI = vo.thisLI.prev();
// vo.siblingIndex = vo.siblingLI.index();
// vo.siblingId = vo.siblingLI.attr("data-id");
// vo.siblingModel = nodesCollection.findWhere({_id: vo.siblingId});
// console.log(nodesCollection);
// console.log(vo.thisModel);
// if(vo.rootLevel){
// vo.parentLI = undefined;
// vo.parentId = (vo.thisLI.closest("ul").attr("data-id"))
// vo.grandParentId = undefined; // won't matter since outTab prevents it. //unless programattic.
// }
// else{ //not root level.
// vo.parentLI = vo.thisLI.parent().closest("li");
// vo.parentId = (vo.parentLI.attr("data-id"));
// if(vo.parentLI.attr("data-depth") == 0){ //could test this another way.
// vo.grandParentId = vo.parentLI.closest("ul").attr("data-id");
// }
// else{
// vo.grandParentId = (vo.parentLI.parent().closest("li").attr('data-id'));
// }
// }
// vo.grandParentModel = nodesCollection.findWhere({_id: vo.grandParentId});
// vo.parentModel = nodesCollection.findWhere({_id: vo.parentId});
// }
// keydownHandler = function(event){ //the entire body is wrapped in this.
// var that = this;
// //
// if(event.which == undefined){ return; }
// voInitializer(that, event);
// //minor-bug
// //event.preventDefault();
// //http://stackoverflow.com/questions/20964729/run-keydown-event-handler-after-the-value-of-a-textarea-has-been-changed
// //keyupp fixes this, but causes other problems.
// if( !(vo.hitTab || vo.hitEnter || (vo.hitBack && vo.empty))){
// //The reason this isn't syncing perfectly between bullets is that...
// //... the text-area val hasn't updated at this point.
// vo.thisModel.set("text", $(that).val());
// _.each(vo.thisModel.get("views"), function(view){
// view.updateText()
// });
// }
// if(vo.hitEnter){
// event.preventDefault();
// if(event.shiftKey){
// _.each(vo.thisModel.get("views"), function(view){
// view.collapse();
// });
// event.preventDefault();
// alert("Temporarily is used for expand/collapse (instead of clicking)")
// }
// if(!event.shiftKey){
// event.preventDefault();
// if(vo.empty){
// addNode("");
// return;
// }//if(empty)
// else{//!empty
// if(vo.atEnd){
// //alert("CORRECT!")
// addNode("");
// return;
// }//
// if(!vo.atEnd && !vo.atBeg){ //split bullet
// var topStr = '';
// var botStr = '';
// splitText(that, botStr, topStr, addNode);
// return;
// //addNode(botStr, topStr);
// }
// if(!vo.atEnd && vo.atBeg){//addNode (before). (equivalent to splitting bullet)
// var topStr = '';
// var botStr = '';
// splitText(that, botStr, topStr, addNode);
// return;
// //addNode(botStr, topStr);
// }
// }//!empty
// }
// } //hitEnter
// if(vo.hitBack && vo.empty){
// event.preventDefault();
// removeNode(vo);
// }//hitBack.
// if((vo.hitTab && !event.shiftKey) || (event.keyCode == 39 && event.shiftKey)){ //INDENT
// event.preventDefault();
// var hasAboveSibling = (vo.thisIndex != 0);
// if(hasAboveSibling){
// var newIndex = vo.siblingModel.get("children").length; // no need for a + 1, because 0 index + insert (duh)
// moveNode(vo.thisModel, vo.thisIndex, vo.parentModel, vo.siblingModel, newIndex, true);
// }
// }
// if((vo.hitTab && event.shiftKey) || (event.keyCode == 37 && event.shiftKey)){// OUTDENT!!
// if (($(this).parent().parent().parent().hasClass("root"))) {
// // do nothing. //alert() //IT USED TO BE ID = 'ROOT' // we use 'root SubList' because it has two classes.
// }
// else {
// var newSiblingUL = $(this).parent().parent().parent();
// var newIndex = newSiblingUL.closest("li").index();
// moveNode(vo.thisModel, vo.thisIndex, vo.parentModel, vo.grandParentModel, newIndex+1, true);
// setTimeout(function(){ //(MoveNode is asynchronous, so you need to wait a little bit.).
// newSiblingUL.parent().next().children().children("textarea").focus();
// }, 100);
// }//if->else
// }//if
// if(event.keyCode == 38 && event.shiftKey && !vo.thisLI.is(":first-child")) {
// moveNode(vo.thisModel, vo.thisIndex, vo.parentModel, vo.parentModel, vo.thisIndex-1, true);
// return;
// }
// if(event.keyCode == 40 && event.shiftKey && !vo.thisLI.is(":last-child")) {
// moveNode(vo.thisModel, vo.thisIndex, vo.parentModel, vo.parentModel, vo.thisIndex+1, true);
// return;
// }
// }//vo-initializer
// Array.prototype.removeOne = function(parId){
// var parIndex = this.indexOf(parId);
// this.remove(parIndex);
// }