mirror of
https://github.com/go-gitea/gitea
synced 2024-12-25 10:04:27 +00:00
99 lines
3.2 KiB
JavaScript
99 lines
3.2 KiB
JavaScript
|
// CodeMirror, copyright (c) by Marijn Haverbeke and others
|
||
|
|
// Distributed under an MIT license: https://codemirror.net/LICENSE
|
||
|
|
|
||
|
|
(function(mod) {
|
||
|
|
if (typeof exports == "object" && typeof module == "object") // CommonJS
|
||
|
|
mod(require("../../lib/codemirror"));
|
||
|
|
else if (typeof define == "function" && define.amd) // AMD
|
||
|
|
define(["../../lib/codemirror"], mod);
|
||
|
|
else // Plain browser env
|
||
|
|
mod(CodeMirror);
|
||
|
|
})(function(CodeMirror) {
|
||
|
|
"use strict";
|
||
|
|
|
||
|
|
CodeMirror.defineOption("selectionPointer", false, function(cm, val) {
|
||
|
|
var data = cm.state.selectionPointer;
|
||
|
|
if (data) {
|
||
|
|
CodeMirror.off(cm.getWrapperElement(), "mousemove", data.mousemove);
|
||
|
|
CodeMirror.off(cm.getWrapperElement(), "mouseout", data.mouseout);
|
||
|
|
CodeMirror.off(window, "scroll", data.windowScroll);
|
||
|
|
cm.off("cursorActivity", reset);
|
||
|
|
cm.off("scroll", reset);
|
||
|
|
cm.state.selectionPointer = null;
|
||
|
|
cm.display.lineDiv.style.cursor = "";
|
||
|
|
}
|
||
|
|
if (val) {
|
||
|
|
data = cm.state.selectionPointer = {
|
||
|
|
value: typeof val == "string" ? val : "default",
|
||
|
|
mousemove: function(event) { mousemove(cm, event); },
|
||
|
|
mouseout: function(event) { mouseout(cm, event); },
|
||
|
|
windowScroll: function() { reset(cm); },
|
||
|
|
rects: null,
|
||
|
|
mouseX: null, mouseY: null,
|
||
|
|
willUpdate: false
|
||
|
|
};
|
||
|
|
CodeMirror.on(cm.getWrapperElement(), "mousemove", data.mousemove);
|
||
|
|
CodeMirror.on(cm.getWrapperElement(), "mouseout", data.mouseout);
|
||
|
|
CodeMirror.on(window, "scroll", data.windowScroll);
|
||
|
|
cm.on("cursorActivity", reset);
|
||
|
|
cm.on("scroll", reset);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
function mousemove(cm, event) {
|
||
|
|
var data = cm.state.selectionPointer;
|
||
|
|
if (event.buttons == null ? event.which : event.buttons) {
|
||
|
|
data.mouseX = data.mouseY = null;
|
||
|
|
} else {
|
||
|
|
data.mouseX = event.clientX;
|
||
|
|
data.mouseY = event.clientY;
|
||
|
|
}
|
||
|
|
scheduleUpdate(cm);
|
||
|
|
}
|
||
|
|
|
||
|
|
function mouseout(cm, event) {
|
||
|
|
if (!cm.getWrapperElement().contains(event.relatedTarget)) {
|
||
|
|
var data = cm.state.selectionPointer;
|
||
|
|
data.mouseX = data.mouseY = null;
|
||
|
|
scheduleUpdate(cm);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function reset(cm) {
|
||
|
|
cm.state.selectionPointer.rects = null;
|
||
|
|
scheduleUpdate(cm);
|
||
|
|
}
|
||
|
|
|
||
|
|
function scheduleUpdate(cm) {
|
||
|
|
if (!cm.state.selectionPointer.willUpdate) {
|
||
|
|
cm.state.selectionPointer.willUpdate = true;
|
||
|
|
setTimeout(function() {
|
||
|
|
update(cm);
|
||
|
|
cm.state.selectionPointer.willUpdate = false;
|
||
|
|
}, 50);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function update(cm) {
|
||
|
|
var data = cm.state.selectionPointer;
|
||
|
|
if (!data) return;
|
||
|
|
if (data.rects == null && data.mouseX != null) {
|
||
|
|
data.rects = [];
|
||
|
|
if (cm.somethingSelected()) {
|
||
|
|
for (var sel = cm.display.selectionDiv.firstChild; sel; sel = sel.nextSibling)
|
||
|
|
data.rects.push(sel.getBoundingClientRect());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
var inside = false;
|
||
|
|
if (data.mouseX != null) for (var i = 0; i < data.rects.length; i++) {
|
||
|
|
var rect = data.rects[i];
|
||
|
|
if (rect.left <= data.mouseX && rect.right >= data.mouseX &&
|
||
|
|
rect.top <= data.mouseY && rect.bottom >= data.mouseY)
|
||
|
|
inside = true;
|
||
|
|
}
|
||
|
|
var cursor = inside ? data.value : "";
|
||
|
|
if (cm.display.lineDiv.style.cursor != cursor)
|
||
|
|
cm.display.lineDiv.style.cursor = cursor;
|
||
|
|
}
|
||
|
|
});
|