123 lines
2.8 KiB
JavaScript
123 lines
2.8 KiB
JavaScript
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/**
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* message.js - message element for blessed
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* Copyright (c) 2013-2015, Christopher Jeffrey and contributors (MIT License).
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* https://github.com/chjj/blessed
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*/
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/**
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* Modules
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*/
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var helpers = require('../helpers');
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var Node = require('./node');
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var Box = require('./box');
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/**
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* Message / Error
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*/
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function Message(options) {
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var self = this;
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if (!(this instanceof Node)) {
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return new Message(options);
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}
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options = options || {};
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options.tags = true;
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Box.call(this, options);
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}
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Message.prototype.__proto__ = Box.prototype;
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Message.prototype.type = 'message';
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Message.prototype.log =
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Message.prototype.display = function(text, time, callback) {
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var self = this;
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if (typeof time === 'function') {
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callback = time;
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time = null;
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}
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if (time == null) time = 3;
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// Keep above:
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// var parent = this.parent;
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// this.detach();
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// parent.append(this);
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if (this.scrollable) {
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this.screen.saveFocus();
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this.focus();
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this.scrollTo(0);
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}
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this.show();
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this.setContent(text);
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this.screen.render();
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if (time === Infinity || time === -1 || time === 0) {
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var end = function() {
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if (end.done) return;
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end.done = true;
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if (self.scrollable) {
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try {
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self.screen.restoreFocus();
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} catch (e) {
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;
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}
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}
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self.hide();
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self.screen.render();
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if (callback) callback();
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};
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setTimeout(function() {
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self.onScreenEvent('keypress', function fn(ch, key) {
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if (key.name === 'mouse') return;
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if (self.scrollable) {
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if ((key.name === 'up' || (self.options.vi && key.name === 'k'))
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|| (key.name === 'down' || (self.options.vi && key.name === 'j'))
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|| (self.options.vi && key.name === 'u' && key.ctrl)
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|| (self.options.vi && key.name === 'd' && key.ctrl)
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|| (self.options.vi && key.name === 'b' && key.ctrl)
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|| (self.options.vi && key.name === 'f' && key.ctrl)
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|| (self.options.vi && key.name === 'g' && !key.shift)
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|| (self.options.vi && key.name === 'g' && key.shift)) {
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return;
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}
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}
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if (self.options.ignoreKeys && ~self.options.ignoreKeys.indexOf(key.name)) {
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return;
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}
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self.removeScreenEvent('keypress', fn);
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end();
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});
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if (!self.options.mouse) return;
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self.onScreenEvent('mouse', function fn(data) {
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if (data.action === 'mousemove') return;
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self.removeScreenEvent('mouse', fn);
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end();
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});
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}, 10);
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return;
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}
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setTimeout(function() {
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self.hide();
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self.screen.render();
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if (callback) callback();
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}, time * 1000);
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};
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Message.prototype.error = function(text, time, callback) {
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return this.display('{red-fg}Error: ' + text + '{/red-fg}', time, callback);
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};
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module.exports = Message;
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