151 lines
3.2 KiB
JavaScript
151 lines
3.2 KiB
JavaScript
/**
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** ==============================
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** O O O OOOO
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** O O O O O O
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** O O O O O O
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** OOOO OOOO O OOO OOOO
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** O O O O O O O
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** O O O O O O O
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** OOOO OOOO O O OOOO
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** ==============================
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** Dr. Stefan Bosse http://www.bsslab.de
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**
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** COPYRIGHT: THIS SOFTWARE, EXECUTABLE AND SOURCE CODE IS OWNED
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** BY THE AUTHOR(S).
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** THIS SOURCE CODE MAY NOT BE COPIED, EXTRACTED,
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** MODIFIED, OR OTHERWISE USED IN A CONTEXT
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** OUTSIDE OF THE SOFTWARE SYSTEM.
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**
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** $AUTHORS: Stefan Bosse
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** $INITIAL: (C) 2013-2015, Christopher Jeffrey and contributors
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** $MODIFIED: by sbosse
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** $REVESIO: 1.1.8
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**
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** $INFO:
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**
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** button.js - button element for blessed
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**
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** Options: {mouse:boolean,content,border,style,object}
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**
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** Events In: click keypress
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** Events Out: press
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**
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** Usage:
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var width;
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if (Comp.obj.isString(options.width)) {
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// relative value in %!
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width=Comp.pervasives.int_of_string(options.width);
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width=int(self.screen.width*width/100);
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}
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var obj = blessed.button({
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width: options.width||(options.content.length+4),
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left: (options.center?int(self.screen.width/2-width/2):options.left),
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right : options.right,
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top: options.top||0,
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height: 3,
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align: 'center',
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content: options.content||'?',
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mouse:true,
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focus:false,
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border: {
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type: 'line'
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},
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style: {
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fg: 'white',
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bg: options.color||'blue',
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bold:true,
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border: {
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fg: 'black'
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},
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hover: {
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border: {
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fg: 'red'
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}
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}
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}
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});
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screen.append(obj);
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** $ENDOFINFO
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*/
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/**
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* Modules
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*/
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var Comp = Require('com/compat');
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var Node = Require('term/widgets/node');
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var Input = Require('term/widgets/input');
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/**
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* Button
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*/
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function Button(options) {
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var self = this;
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if (!instanceOf(this,Node)) {
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return new Button(options);
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}
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options = options || {};
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if (options.autoFocus == null) {
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options.autoFocus = false;
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}
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if (!options.style) options.style = {
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fg: 'white',
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bg: 'blue',
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bold:true,
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border: {
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fg: 'black'
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},
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hover: {
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border: {
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fg: 'red'
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}
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},
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focus : {
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border: {
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fg: 'red'
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}
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}
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}
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if (options.object) this.object=options.object;
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Input.call(this, options);
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this.on('keypress', function(ch, key) {
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if (key.name == 'enter' || key.name == 'return') {
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return self.press();
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}
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});
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if (this.options.mouse) {
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this.on('click', function() {
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return self.press();
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});
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}
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}
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//Button.prototype.__proto__ = Input.prototype;
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inheritPrototype(Button,Input);
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Button.prototype.type = 'button';
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Button.prototype.press = function() {
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this.focus();
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this.value = true;
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var result = this.emit('press');
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delete this.value;
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return result;
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};
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/**
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* Expose
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*/
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module.exports = Button;
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