中文说明

php-libui

PHP bindings to the libui C library.

libui is a lightweight, portable GUI library that uses the native GUI technologies of each platform it supports.

Requirements

PHP >= 8.1
PHP FFI extension available
libui latest version

A Simple Example

see https://github.com/chopins/http-request

first download libui dynamic library from https://github.com/andlabs/libui/releases or checkout source for self-build, then load in php code use following code

include '/src/UI.php';
$ui = new \UI\UI('/usr/lib64/libui.so'); //load libui dynamic library
$ui->init();
$mainwin = $ui->newWindow("libui Control Gallery", 640, 480,1);
$ui->controlShow($mainwin);
$ui->main();

Note: When Call libui C function need remove `ui` prefix of name, then to lower case first char

Use UIBuild create UI

Basic Usage:

include '/src/UI.php';
$ui = new \UI\UI('/usr/lib64/libui.so');
$config = ['title' => 'test', 'width' => 600,'height' => 450];
$build = $ui->build($config);
$build->show();

build config structure

build config is xml file, see tests/uibuild.xml
In xml file, all event attribute name must be prefix on, onclick,onchange,ondraw, value is callable name, it is not Event instance, callable name support php variable and php callable:$var,func_name,CLASS::method, do not support array callable. variable is GLOBALS
attr value support GLOBALS variable and constant, prefix $``@ as $var or @CONST
also build config support array, main key contain body,menu and window attribute key; in config array, element key is attr name, element value is attr value,similar the following:

[
    'title' => 'window title name',
    'width' => 600,
    'menu' => [],
    'body'  => [
        'name' => 'box'
        'childs' => []
    ]
]

<?xml version="1.0" encoding="UTF-8"?>
<window title="window title name" width="600" height="800" fullscreen="0" onclose="HTTP::quit">
<menu>
    </menu>
<body>
</body>
</window>

window attribute key list:

attr	type	Description	Default Vlaue
title	string	window title	No Win Title
width	int	window width	800
height	int	window height	640
border	int	window border	0
margin	int	window margin	0
fullscreen	int	window margin	0
quit	\UI\Event	quit callback	null
close	\UI\Event	close callback	null
resize	\UI\Event	resize callback	null

menu array

The array level 1 of item element is one menu, similar:

[
    [
        'title' => 'File',
        'id'    => 'menu_id_1',
        'childs' => [
            ['title' => 'New File'],
            ['title' => 'Open File'],
        ]
    ],
    [
        'title' => 'Edit',
        'id'    => 'menu_id_1',
        'childs' => [
            ['title' => 'Undo'],
            ['title' => 'Copy'],
        ]
    ],
]

Top menu only contain title, id, childs , the title value will display in window, every element of childs array is submenu that display in drop-down menu. if element is string and equral hr will display a separator current Build UI Config of submenu only contain the following attr:

attr	type	Description	require
title	string	menu title	yes
type	string	menu type, value is `text`,`quit`,`about`,`preferences` or `checkbox`, default is `text`	no
click	\UI\Event	click callback	no
childs	array	child menu list	no

body array

every element key of body array is control config, widget element is control name and attr element is control attr. see examples/table.php Build UI current only support the following control:

button, Button control,contain the following attr:

attr	type	Description	require
type	string	control type, smiliar HTML `<button>` tag of `type` attr, potential value is following: 1. `file`, open file button 2. `save`, save file button 3. `font`, select font button 4. `color`, select color button 5. `button`, is default value	yes
title	string	button label name	yes
click	\UI\Event	when click callback, when type `file` and `save` is after select file call	no
change	\UI\Event	only when `color` and `font` available, select color or font be call	no
id	string		no

box box layout,the following attr:

attr	type	Description	require
dir	string	layout direction, Specify one of `h` is horizontal and default value, `v` is vertical	yes
padded	int	padding value, default is `0`	no
child_fit	int	Whether to automatically adapt	no
childs	array	sub control list	no
id	string		no

group group layout, have title and margin, child,id attr
label text control, only has title and id attr
hr horizontal separator, no attr
vr vertical separator, no attr

input input control, the following attr:

attr	type	Description	require
type	string	miliar HTML `<input>` tag of `type` attr, specify one of the following value: 1. `password` password entry control 2. `search` search entry control 3. `textarea` multiline entry control 4. `radio` radio 5. `select` select 6. `checkbox` checkbox 7. `text`, is default value 8.`number` is Spinbox 9.`slider`	yes
readonly	bool	whether readonly	no
wrap	bool	only `textarea` is available, `false` is non wrapping textarea	no
option	array	`radio` and `select` available, element value is option title, key is natural order number	no
change	\UI\Event	exclude `checkbox` and `radio`	no
title	string	`checkbox` available	yes
click	\UI\Event	only `radio` and `checkbox` available	no
min	int	`number` and `slider` available	yes
max	int	`number` and `slider` available	yes
id	string		no
editable	bool	`select` available	no

form form layout, has padded, childs,id attr, child widget has label attr

grid grid layout, the following attr:

attr	type	require
padded	int	no
child_left	int	no
child_top	int	no
child_width	int	no
child_height	int	no
child_hexpand	int	no
child_halign	int	no
child_vexpand	int	no
child_valign	int	no
childs	array	no
id	string	no

table table control, table cell has change event, it is following sub key :

attr	type	Description	require
th	array	every element of value is array, key is id, has the following attr: 1. `editable`, `bool` type, the column is whether editable 2. `textColor` 3. `title` 4. `type`, specify value of `button`, `image`, `imgtext`, `progress`, `checkbox`, `checkboxtext`, `color`, `text` 5. widget has `change` attr, for row column change callback	yes
tbody	array	the table row value list, every element is one row value, when row of column is array has the following attr: 1. `image` type, has `src` `width` `height` 2. `color` type has `r`,`g`,`b` 3. `rowBgcolor`	yes
id	string		no

tab tab control, has page sub array, page array every element value is page child control and key is page title

img image control, has flowing attr:

attr	type	Description	require
src	array	is image paths list, every element value is image file path, key is natural order number	yes
width	int	the image control width, default is `src` first element image width	no
height	int	the image control heigth, default is `src` first element image width	no
id	string		no

datetime datetime control

attr type description require

type string specify one of value time,date,datetime yes

change \UI\Event no

id string no
progress, has id attr
area,canvas create Area
attribute create Attribute
drawtext create TextLayout
string create a AttributeString
unsupport control must call libui C function by UI\UI
UI\Event, all event callback class, The signature of the callback is as follows:

attr	type	description	require
type	string	specify one of value `time`,`date`,`datetime`	yes
change	\UI\Event		no
id	string		no

/**
 * @param UI\Event $callable   The object instance of current event 
 * 
 * */
function (UI\Event $callable) {}

Control common method:

show()
hide()
enable()
disable()
destroy()
parent()
setParent($parent)
isVisible()
isEnabled()

specify control see class statement in control directory

UI method

see UI.php

UIBuild method

see UIBuild.php

chopins / php-libui Goto Github PK

php-libui's Introduction

php-libui

Requirements

A Simple Example

Note: When Call libui C function need remove ui prefix of name, then to lower case first char

Use UIBuild create UI

Basic Usage:

build config structure

window attribute key list:

menu array

body array

Control common method:

UI method

UIBuild method

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Note: When Call libui C function need remove `ui` prefix of name, then to lower case first char