Added File upload support to textarea

This commit is contained in:
Matt 2019-01-15 23:42:05 +00:00
parent 0602f457ce
commit fcc39a0397
2 changed files with 66 additions and 0 deletions

View file

@ -137,6 +137,9 @@ class Manager {
this.addDynamicListener("#rec-list li.operation > div", "dblclick", this.recipe.operationChildDblclick, this.recipe);
this.addDynamicListener("#rec-list .dropdown-menu.toggle-dropdown a", "click", this.recipe.dropdownToggleClick, this.recipe);
this.addDynamicListener("#rec-list", "operationremove", this.recipe.opRemove.bind(this.recipe));
this.addDynamicListener("textarea.arg", "dragover", this.recipe.textArgDragover, this.recipe);
this.addDynamicListener("textarea.arg", "dragleave", this.recipe.textArgDragLeave, this.recipe);
this.addDynamicListener("textarea.arg", "drop", this.recipe.textArgDrop, this.recipe);
// Input
this.addMultiEventListener("#input-text", "keyup", this.input.inputChange, this.input);

View file

@ -453,6 +453,69 @@ class RecipeWaiter {
window.dispatchEvent(this.manager.statechange);
}
/**
* Handler for text argument dragover events.
* Gives the user a visual cue to show that items can be dropped here.
*
* @param {event} e
*/
textArgDragover (e) {
// This will be set if we're dragging an operation
if (e.dataTransfer.effectAllowed === "move")
return false;
e.stopPropagation();
e.preventDefault();
e.target.closest("textarea.arg").classList.add("dropping-file");
}
/**
* Handler for text argument dragleave events.
* Removes the visual cue.
*
* @param {event} e
*/
textArgDragLeave (e) {
e.stopPropagation();
e.preventDefault();
e.target.classList.remove("dropping-file");
}
/**
* Handler for text argument drop events.
* Loads the dragged data into the argument textarea.
*
* @param {event} e
*/
textArgDrop(e) {
// This will be set if we're dragging an operation
if (e.dataTransfer.effectAllowed === "move")
return false;
e.stopPropagation();
e.preventDefault();
const targ = e.target;
const file = e.dataTransfer.files[0];
const text = e.dataTransfer.getData("Text");
targ.classList.remove("dropping-file");
if (text) {
targ.value = text;
return;
}
if (file) {
const reader = new FileReader();
const self = this;
reader.onload = function (e) {
targ.value = e.target.result;
self.ingChange();
};
reader.readAsText(file);
}
}
/**
* Sets register values.