113 lines
2.7 KiB
JavaScript
113 lines
2.7 KiB
JavaScript
/* jslint node: true */
|
|
'use strict';
|
|
|
|
const MenuView = require('./menu_view.js').MenuView;
|
|
const ansi = require('./ansi_term.js');
|
|
const strUtil = require('./string_util.js');
|
|
|
|
const util = require('util');
|
|
const assert = require('assert');
|
|
|
|
exports.SpinnerMenuView = SpinnerMenuView;
|
|
|
|
function SpinnerMenuView(options) {
|
|
options.justify = options.justify || 'left';
|
|
options.cursor = options.cursor || 'hide';
|
|
|
|
MenuView.call(this, options);
|
|
|
|
var self = this;
|
|
|
|
/*
|
|
this.cachePositions = function() {
|
|
self.positionCacheExpired = false;
|
|
};
|
|
*/
|
|
|
|
this.updateSelection = function() {
|
|
//assert(!self.positionCacheExpired);
|
|
|
|
assert(this.focusedItemIndex >= 0 && this.focusedItemIndex <= self.items.length);
|
|
|
|
self.drawItem(this.focusedItemIndex);
|
|
};
|
|
|
|
this.drawItem = function() {
|
|
var item = self.items[this.focusedItemIndex];
|
|
if(!item) {
|
|
return;
|
|
}
|
|
|
|
this.client.term.write(ansi.goto(this.position.row, this.position.col));
|
|
this.client.term.write(self.hasFocus ? self.getFocusSGR() : self.getSGR());
|
|
|
|
var text = strUtil.stylizeString(item.text, item.focused ? self.focusTextStyle : self.textStyle);
|
|
|
|
self.client.term.write(
|
|
strUtil.pad(text, this.dimens.width + 1, this.fillChar, this.justify));
|
|
};
|
|
}
|
|
|
|
util.inherits(SpinnerMenuView, MenuView);
|
|
|
|
SpinnerMenuView.prototype.redraw = function() {
|
|
SpinnerMenuView.super_.prototype.redraw.call(this);
|
|
|
|
//this.cachePositions();
|
|
this.drawItem(this.focusedItemIndex);
|
|
};
|
|
|
|
SpinnerMenuView.prototype.setFocus = function(focused) {
|
|
SpinnerMenuView.super_.prototype.setFocus.call(this, focused);
|
|
|
|
this.redraw();
|
|
};
|
|
|
|
SpinnerMenuView.prototype.setFocusItemIndex = function(index) {
|
|
SpinnerMenuView.super_.prototype.setFocusItemIndex.call(this, index); // sets this.focusedItemIndex
|
|
|
|
this.updateSelection(); // will redraw
|
|
};
|
|
|
|
SpinnerMenuView.prototype.onKeyPress = function(ch, key) {
|
|
if(key) {
|
|
if(this.isKeyMapped('up', key.name)) {
|
|
if(0 === this.focusedItemIndex) {
|
|
this.focusedItemIndex = this.items.length - 1;
|
|
} else {
|
|
this.focusedItemIndex--;
|
|
}
|
|
|
|
this.updateSelection();
|
|
return;
|
|
} else if(this.isKeyMapped('down', key.name)) {
|
|
if(this.items.length - 1 === this.focusedItemIndex) {
|
|
this.focusedItemIndex = 0;
|
|
} else {
|
|
this.focusedItemIndex++;
|
|
}
|
|
|
|
this.updateSelection();
|
|
return;
|
|
}
|
|
}
|
|
|
|
SpinnerMenuView.super_.prototype.onKeyPress.call(this, ch, key);
|
|
};
|
|
|
|
SpinnerMenuView.prototype.getData = function() {
|
|
return this.focusedItemIndex;
|
|
};
|
|
|
|
SpinnerMenuView.prototype.setItems = function(items) {
|
|
SpinnerMenuView.super_.prototype.setItems.call(this, items);
|
|
|
|
var longest = 0;
|
|
for(var i = 0; i < this.items.length; ++i) {
|
|
if(longest < this.items[i].text.length) {
|
|
longest = this.items[i].text.length;
|
|
}
|
|
}
|
|
|
|
this.dimens.width = longest;
|
|
}; |