2019-06-04 12:16:20 -04:00

211 lines
8.5 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var MouseZoneManager_1 = require("./MouseZoneManager");
var CharWidth_1 = require("./CharWidth");
var EventEmitter2_1 = require("./common/EventEmitter2");
var Linkifier = (function () {
function Linkifier(_terminal) {
this._terminal = _terminal;
this._linkMatchers = [];
this._nextLinkMatcherId = 0;
this._onLinkHover = new EventEmitter2_1.EventEmitter2();
this._onLinkLeave = new EventEmitter2_1.EventEmitter2();
this._onLinkTooltip = new EventEmitter2_1.EventEmitter2();
this._rowsToLinkify = {
start: null,
end: null
};
}
Object.defineProperty(Linkifier.prototype, "onLinkHover", {
get: function () { return this._onLinkHover.event; },
enumerable: true,
configurable: true
});
Object.defineProperty(Linkifier.prototype, "onLinkLeave", {
get: function () { return this._onLinkLeave.event; },
enumerable: true,
configurable: true
});
Object.defineProperty(Linkifier.prototype, "onLinkTooltip", {
get: function () { return this._onLinkTooltip.event; },
enumerable: true,
configurable: true
});
Linkifier.prototype.attachToDom = function (mouseZoneManager) {
this._mouseZoneManager = mouseZoneManager;
};
Linkifier.prototype.linkifyRows = function (start, end) {
var _this = this;
if (!this._mouseZoneManager) {
return;
}
if (this._rowsToLinkify.start === null) {
this._rowsToLinkify.start = start;
this._rowsToLinkify.end = end;
}
else {
this._rowsToLinkify.start = Math.min(this._rowsToLinkify.start, start);
this._rowsToLinkify.end = Math.max(this._rowsToLinkify.end, end);
}
this._mouseZoneManager.clearAll(start, end);
if (this._rowsTimeoutId) {
clearTimeout(this._rowsTimeoutId);
}
this._rowsTimeoutId = setTimeout(function () { return _this._linkifyRows(); }, Linkifier.TIME_BEFORE_LINKIFY);
};
Linkifier.prototype._linkifyRows = function () {
this._rowsTimeoutId = null;
var buffer = this._terminal.buffer;
var absoluteRowIndexStart = buffer.ydisp + this._rowsToLinkify.start;
if (absoluteRowIndexStart >= buffer.lines.length) {
return;
}
var absoluteRowIndexEnd = buffer.ydisp + Math.min(this._rowsToLinkify.end, this._terminal.rows) + 1;
var overscanLineLimit = Math.ceil(Linkifier.OVERSCAN_CHAR_LIMIT / this._terminal.cols);
var iterator = this._terminal.buffer.iterator(false, absoluteRowIndexStart, absoluteRowIndexEnd, overscanLineLimit, overscanLineLimit);
while (iterator.hasNext()) {
var lineData = iterator.next();
for (var i = 0; i < this._linkMatchers.length; i++) {
this._doLinkifyRow(lineData.range.first, lineData.content, this._linkMatchers[i]);
}
}
this._rowsToLinkify.start = null;
this._rowsToLinkify.end = null;
};
Linkifier.prototype.registerLinkMatcher = function (regex, handler, options) {
if (options === void 0) { options = {}; }
if (!handler) {
throw new Error('handler must be defined');
}
var matcher = {
id: this._nextLinkMatcherId++,
regex: regex,
handler: handler,
matchIndex: options.matchIndex,
validationCallback: options.validationCallback,
hoverTooltipCallback: options.tooltipCallback,
hoverLeaveCallback: options.leaveCallback,
willLinkActivate: options.willLinkActivate,
priority: options.priority || 0
};
this._addLinkMatcherToList(matcher);
return matcher.id;
};
Linkifier.prototype._addLinkMatcherToList = function (matcher) {
if (this._linkMatchers.length === 0) {
this._linkMatchers.push(matcher);
return;
}
for (var i = this._linkMatchers.length - 1; i >= 0; i--) {
if (matcher.priority <= this._linkMatchers[i].priority) {
this._linkMatchers.splice(i + 1, 0, matcher);
return;
}
}
this._linkMatchers.splice(0, 0, matcher);
};
Linkifier.prototype.deregisterLinkMatcher = function (matcherId) {
for (var i = 0; i < this._linkMatchers.length; i++) {
if (this._linkMatchers[i].id === matcherId) {
this._linkMatchers.splice(i, 1);
return true;
}
}
return false;
};
Linkifier.prototype._doLinkifyRow = function (rowIndex, text, matcher) {
var _this = this;
var rex = new RegExp(matcher.regex.source, matcher.regex.flags + 'g');
var match;
var stringIndex = -1;
var _loop_1 = function () {
var uri = match[typeof matcher.matchIndex !== 'number' ? 0 : matcher.matchIndex];
if (!uri) {
if (this_1._terminal.debug) {
console.log({ match: match, matcher: matcher });
throw new Error('match found without corresponding matchIndex');
}
return "break";
}
stringIndex = text.indexOf(uri, stringIndex + 1);
rex.lastIndex = stringIndex + uri.length;
if (stringIndex < 0) {
return "break";
}
var bufferIndex = this_1._terminal.buffer.stringIndexToBufferIndex(rowIndex, stringIndex);
if (bufferIndex[0] < 0) {
return "break";
}
var line = this_1._terminal.buffer.lines.get(bufferIndex[0]);
var attr = line.getFg(bufferIndex[1]);
var fg;
if (attr) {
fg = (attr >> 9) & 0x1ff;
}
if (matcher.validationCallback) {
matcher.validationCallback(uri, function (isValid) {
if (_this._rowsTimeoutId) {
return;
}
if (isValid) {
_this._addLink(bufferIndex[1], bufferIndex[0] - _this._terminal.buffer.ydisp, uri, matcher, fg);
}
});
}
else {
this_1._addLink(bufferIndex[1], bufferIndex[0] - this_1._terminal.buffer.ydisp, uri, matcher, fg);
}
};
var this_1 = this;
while ((match = rex.exec(text)) !== null) {
var state_1 = _loop_1();
if (state_1 === "break")
break;
}
};
Linkifier.prototype._addLink = function (x, y, uri, matcher, fg) {
var _this = this;
var width = CharWidth_1.getStringCellWidth(uri);
var x1 = x % this._terminal.cols;
var y1 = y + Math.floor(x / this._terminal.cols);
var x2 = (x1 + width) % this._terminal.cols;
var y2 = y1 + Math.floor((x1 + width) / this._terminal.cols);
if (x2 === 0) {
x2 = this._terminal.cols;
y2--;
}
this._mouseZoneManager.add(new MouseZoneManager_1.MouseZone(x1 + 1, y1 + 1, x2 + 1, y2 + 1, function (e) {
if (matcher.handler) {
return matcher.handler(e, uri);
}
window.open(uri, '_blank');
}, function () {
_this._onLinkHover.fire(_this._createLinkHoverEvent(x1, y1, x2, y2, fg));
_this._terminal.element.classList.add('xterm-cursor-pointer');
}, function (e) {
_this._onLinkTooltip.fire(_this._createLinkHoverEvent(x1, y1, x2, y2, fg));
if (matcher.hoverTooltipCallback) {
matcher.hoverTooltipCallback(e, uri);
}
}, function () {
_this._onLinkLeave.fire(_this._createLinkHoverEvent(x1, y1, x2, y2, fg));
_this._terminal.element.classList.remove('xterm-cursor-pointer');
if (matcher.hoverLeaveCallback) {
matcher.hoverLeaveCallback();
}
}, function (e) {
if (matcher.willLinkActivate) {
return matcher.willLinkActivate(e, uri);
}
return true;
}));
};
Linkifier.prototype._createLinkHoverEvent = function (x1, y1, x2, y2, fg) {
return { x1: x1, y1: y1, x2: x2, y2: y2, cols: this._terminal.cols, fg: fg };
};
Linkifier.TIME_BEFORE_LINKIFY = 200;
Linkifier.OVERSCAN_CHAR_LIMIT = 2000;
return Linkifier;
}());
exports.Linkifier = Linkifier;
//# sourceMappingURL=Linkifier.js.map