Files
yinhuadaohang/assets/js/util.js
NianBroken 77dfaff474 Git提交
2022-01-30 17:46:31 +08:00

588 lines
12 KiB
JavaScript
Raw Permalink Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
/*
此源码是基于 Dimension 的二次修改
Githubhttps://github.com/nianbroken/Personal_Sakura_Guide_Page
Giteehttps://gitee.com/nianbroken/Personal_Sakura_Guide_Page
*/
(function($) {
$.fn.navList = function() {
var $this = $(this);
$a = $this.find('a'),
b = [];
$a.each(function() {
var $this = $(this),
indent = Math.max(0, $this.parents('li').length - 1),
href = $this.attr('href'),
target = $this.attr('target');
b.push(
'<a ' +
'class="link depth-' + indent + '"' +
( (typeof target !== 'undefined' && target != '') ? ' target="' + target + '"' : '') +
( (typeof href !== 'undefined' && href != '') ? ' href="' + href + '"' : '') +
'>' +
'<span class="indent-' + indent + '"></span>' +
$this.text() +
'</a>'
);
});
return b.join('');
};
/**
* Panel-ify an element.
* @param {object} userConfig User config.
* @return {jQuery} jQuery object.
*/
$.fn.panel = function(userConfig) {
// No elements?
if (this.length == 0)
return $this;
// Multiple elements?
if (this.length > 1) {
for (var i=0; i < this.length; i++)
$(this[i]).panel(userConfig);
return $this;
}
// Vars.
var $this = $(this),
$body = $('body'),
$window = $(window),
id = $this.attr('id'),
config;
// Config.
config = $.extend({
// Delay.
delay: 0,
// Hide panel on link click.
hideOnClick: false,
// Hide panel on escape keypress.
hideOnEscape: false,
// Hide panel on swipe.
hideOnSwipe: false,
// Reset scroll position on hide.
resetScroll: false,
// Reset forms on hide.
resetForms: false,
// Side of viewport the panel will appear.
side: null,
// Target element for "class".
target: $this,
// Class to toggle.
visibleClass: 'visible'
}, userConfig);
// Expand "target" if it's not a jQuery object already.
if (typeof config.target != 'jQuery')
config.target = $(config.target);
// Panel.
// Methods.
$this._hide = function(event) {
// Already hidden? Bail.
if (!config.target.hasClass(config.visibleClass))
return;
// If an event was provided, cancel it.
if (event) {
event.preventDefault();
event.stopPropagation();
}
// Hide.
config.target.removeClass(config.visibleClass);
// Post-hide stuff.
window.setTimeout(function() {
// Reset scroll position.
if (config.resetScroll)
$this.scrollTop(0);
// Reset forms.
if (config.resetForms)
$this.find('form').each(function() {
this.reset();
});
}, config.delay);
};
// Vendor fixes.
$this
.css('-ms-overflow-style', '-ms-autohiding-scrollbar')
.css('-webkit-overflow-scrolling', 'touch');
// Hide on click.
if (config.hideOnClick) {
$this.find('a')
.css('-webkit-tap-highlight-color', 'rgba(0,0,0,0)');
$this
.on('click', 'a', function(event) {
var $a = $(this),
href = $a.attr('href'),
target = $a.attr('target');
if (!href || href == '#' || href == '' || href == '#' + id)
return;
// Cancel original event.
event.preventDefault();
event.stopPropagation();
// Hide panel.
$this._hide();
// Redirect to href.
window.setTimeout(function() {
if (target == '_blank')
window.open(href);
else
window.location.href = href;
}, config.delay + 10);
});
}
// Event: Touch stuff.
$this.on('touchstart', function(event) {
$this.touchPosX = event.originalEvent.touches[0].pageX;
$this.touchPosY = event.originalEvent.touches[0].pageY;
})
$this.on('touchmove', function(event) {
if ($this.touchPosX === null
|| $this.touchPosY === null)
return;
var diffX = $this.touchPosX - event.originalEvent.touches[0].pageX,
diffY = $this.touchPosY - event.originalEvent.touches[0].pageY,
th = $this.outerHeight(),
ts = ($this.get(0).scrollHeight - $this.scrollTop());
// Hide on swipe?
if (config.hideOnSwipe) {
var result = false,
boundary = 20,
delta = 50;
switch (config.side) {
case 'left':
result = (diffY < boundary && diffY > (-1 * boundary)) && (diffX > delta);
break;
case 'right':
result = (diffY < boundary && diffY > (-1 * boundary)) && (diffX < (-1 * delta));
break;
case 'top':
result = (diffX < boundary && diffX > (-1 * boundary)) && (diffY > delta);
break;
case 'bottom':
result = (diffX < boundary && diffX > (-1 * boundary)) && (diffY < (-1 * delta));
break;
default:
break;
}
if (result) {
$this.touchPosX = null;
$this.touchPosY = null;
$this._hide();
return false;
}
}
// Prevent vertical scrolling past the top or bottom.
if (($this.scrollTop() < 0 && diffY < 0)
|| (ts > (th - 2) && ts < (th + 2) && diffY > 0)) {
event.preventDefault();
event.stopPropagation();
}
});
// Event: Prevent certain events inside the panel from bubbling.
$this.on('click touchend touchstart touchmove', function(event) {
event.stopPropagation();
});
// Event: Hide panel if a child anchor tag pointing to its ID is clicked.
$this.on('click', 'a[href="#' + id + '"]', function(event) {
event.preventDefault();
event.stopPropagation();
config.target.removeClass(config.visibleClass);
});
// Body.
// Event: Hide panel on body click/tap.
$body.on('click touchend', function(event) {
$this._hide(event);
});
// Event: Toggle.
$body.on('click', 'a[href="#' + id + '"]', function(event) {
event.preventDefault();
event.stopPropagation();
config.target.toggleClass(config.visibleClass);
});
// Window.
// Event: Hide on ESC.
if (config.hideOnEscape)
$window.on('keydown', function(event) {
if (event.keyCode == 27)
$this._hide(event);
});
return $this;
};
/**
* Apply "placeholder" attribute polyfill to one or more forms.
* @return {jQuery} jQuery object.
*/
$.fn.placeholder = function() {
// Browser natively supports placeholders? Bail.
if (typeof (document.createElement('input')).placeholder != 'undefined')
return $(this);
// No elements?
if (this.length == 0)
return $this;
// Multiple elements?
if (this.length > 1) {
for (var i=0; i < this.length; i++)
$(this[i]).placeholder();
return $this;
}
// Vars.
var $this = $(this);
// Text, TextArea.
$this.find('input[type=text],textarea')
.each(function() {
var i = $(this);
if (i.val() == ''
|| i.val() == i.attr('placeholder'))
i
.addClass('polyfill-placeholder')
.val(i.attr('placeholder'));
})
.on('blur', function() {
var i = $(this);
if (i.attr('name').match(/-polyfill-field$/))
return;
if (i.val() == '')
i
.addClass('polyfill-placeholder')
.val(i.attr('placeholder'));
})
.on('focus', function() {
var i = $(this);
if (i.attr('name').match(/-polyfill-field$/))
return;
if (i.val() == i.attr('placeholder'))
i
.removeClass('polyfill-placeholder')
.val('');
});
// Password.
$this.find('input[type=password]')
.each(function() {
var i = $(this);
var x = $(
$('<div>')
.append(i.clone())
.remove()
.html()
.replace(/type="password"/i, 'type="text"')
.replace(/type=password/i, 'type=text')
);
if (i.attr('id') != '')
x.attr('id', i.attr('id') + '-polyfill-field');
if (i.attr('name') != '')
x.attr('name', i.attr('name') + '-polyfill-field');
x.addClass('polyfill-placeholder')
.val(x.attr('placeholder')).insertAfter(i);
if (i.val() == '')
i.hide();
else
x.hide();
i
.on('blur', function(event) {
event.preventDefault();
var x = i.parent().find('input[name=' + i.attr('name') + '-polyfill-field]');
if (i.val() == '') {
i.hide();
x.show();
}
});
x
.on('focus', function(event) {
event.preventDefault();
var i = x.parent().find('input[name=' + x.attr('name').replace('-polyfill-field', '') + ']');
x.hide();
i
.show()
.focus();
})
.on('keypress', function(event) {
event.preventDefault();
x.val('');
});
});
// Events.
$this
.on('submit', function() {
$this.find('input[type=text],input[type=password],textarea')
.each(function(event) {
var i = $(this);
if (i.attr('name').match(/-polyfill-field$/))
i.attr('name', '');
if (i.val() == i.attr('placeholder')) {
i.removeClass('polyfill-placeholder');
i.val('');
}
});
})
.on('reset', function(event) {
event.preventDefault();
$this.find('select')
.val($('option:first').val());
$this.find('input,textarea')
.each(function() {
var i = $(this),
x;
i.removeClass('polyfill-placeholder');
switch (this.type) {
case 'submit':
case 'reset':
break;
case 'password':
i.val(i.attr('defaultValue'));
x = i.parent().find('input[name=' + i.attr('name') + '-polyfill-field]');
if (i.val() == '') {
i.hide();
x.show();
}
else {
i.show();
x.hide();
}
break;
case 'checkbox':
case 'radio':
i.attr('checked', i.attr('defaultValue'));
break;
case 'text':
case 'textarea':
i.val(i.attr('defaultValue'));
if (i.val() == '') {
i.addClass('polyfill-placeholder');
i.val(i.attr('placeholder'));
}
break;
default:
i.val(i.attr('defaultValue'));
break;
}
});
});
return $this;
};
/**
* Moves elements to/from the first positions of their respective parents.
* @param {jQuery} $elements Elements (or selector) to move.
* @param {bool} condition If true, moves elements to the top. Otherwise, moves elements back to their original locations.
*/
$.prioritize = function($elements, condition) {
var key = '__prioritize';
// Expand $elements if it's not already a jQuery object.
if (typeof $elements != 'jQuery')
$elements = $($elements);
// Step through elements.
$elements.each(function() {
var $e = $(this), $p,
$parent = $e.parent();
// No parent? Bail.
if ($parent.length == 0)
return;
// Not moved? Move it.
if (!$e.data(key)) {
// Condition is false? Bail.
if (!condition)
return;
// Get placeholder (which will serve as our point of reference for when this element needs to move back).
$p = $e.prev();
// Couldn't find anything? Means this element's already at the top, so bail.
if ($p.length == 0)
return;
// Move element to top of parent.
$e.prependTo($parent);
// Mark element as moved.
$e.data(key, $p);
}
// Moved already?
else {
// Condition is true? Bail.
if (condition)
return;
$p = $e.data(key);
// Move element back to its original location (using our placeholder).
$e.insertAfter($p);
// Unmark element as moved.
$e.removeData(key);
}
});
};
})(jQuery);