mirror of
https://github.com/kovidgoyal/calibre.git
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124 lines
4.2 KiB
Plaintext
124 lines
4.2 KiB
Plaintext
# vim:fileencoding=utf-8
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# License: GPL v3 Copyright: 2015, Kovid Goyal <kovid at kovidgoyal.net>
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from __python__ import hash_literals
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simple_vendor_prefixes = {
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'animation': v"['webkit', 'moz', 'o']",
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'animation-name': v"['webkit', 'moz', 'o']",
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'animation-duration': v"['webkit', 'moz', 'o']",
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'animation-timing-function': v"['webkit', 'moz', 'o']",
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'animation-delay': v"['webkit', 'moz', 'o']",
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'animation-iteration-count': v"['webkit', 'moz', 'o']",
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'animation-direction': v"['webkit', 'moz', 'o']",
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'animation-fill-mode': v"['webkit', 'moz', 'o']",
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'animation-play-state': v"['webkit', 'moz', 'o']",
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'transform': v"['webkit', 'ms', 'moz', 'o']",
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'transition': v"['webkit', 'moz', 'o']",
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'filter': v"['webkit']",
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'user-select': v"['webkit', 'moz', 'ms']",
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'break-before': v"['webkit-column']",
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'break-after': v"['webkit-column']",
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'break-inside': v"['webkit-column']",
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'column-gap': v"['webkit', 'moz']",
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'column-width': v"['webkit', 'moz']",
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'column-rule': v"['webkit', 'moz']",
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}
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def set_css(elem, **kw):
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if jstype(elem) is 'string':
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elem = document.querySelector(elem)
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s = elem.style
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if s:
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for prop in kw:
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name, val = str.replace(str.rstrip(prop, '_'), '_', '-'), kw[prop]
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if val is None or val is undefined:
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s.removeProperty(name)
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else:
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s.setProperty(name, val)
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prefixes = simple_vendor_prefixes[name]
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if prefixes:
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for prefix in prefixes:
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if val is None or val is undefined:
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s.removeProperty('-' + prefix + '-' + name)
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else:
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s.setProperty('-' + prefix + '-' + name, val)
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return elem
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def build_rule(selector, **kw):
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ans = v'[selector + " { "]'
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for prop in kw:
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name, val = str.replace(str.rstrip(prop, '_'), '_', '-'), kw[prop]
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ans.push(name + ':' + val + ';')
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prefixes = simple_vendor_prefixes[name]
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if prefixes:
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for prefix in prefixes:
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ans.push('-' + prefix + '-' + name + ':' + val + ';')
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ans.push('}')
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return ans.join('\n') + '\n'
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def clear():
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for v'var i = 0; i < arguments.length; i++':
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node = arguments[i]
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while node.firstChild:
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node.removeChild(node.firstChild)
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def create_keyframes(animation_name, *frames):
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ans = v'[]'
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for prefix in '-webkit-', '-moz-', '-o-', '':
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ans.push('@' + prefix + 'keyframes ' + animation_name + ' {')
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for frame in frames:
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ans.push(frame)
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ans.push('}')
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return ans.join('\n') + '\n'
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def change_icon_image(icon_element, new_name):
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if new_name:
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icon_element.firstChild.setAttributeNS('http://www.w3.org/1999/xlink', 'xlink:href', '#icon-' + new_name)
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else:
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icon_element.firstChild.removeAttributeNS('http://www.w3.org/1999/xlink', 'xlink:href')
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def svgicon(name, height, width):
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ans = document.createElementNS('http://www.w3.org/2000/svg', 'svg')
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ans.setAttribute('style', 'fill: currentColor; height: {}; width: {}; vertical-align: text-top'.format(height ? '2ex', width ? '2ex'))
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u = document.createElementNS('http://www.w3.org/2000/svg', 'use')
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ans.appendChild(u)
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if name:
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ans.firstChild.setAttributeNS('http://www.w3.org/1999/xlink', 'xlink:href', '#icon-' + name)
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return ans
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def element(elem_id, child_selector):
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ans = document.getElementById(elem_id) if elem_id else document.body
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if child_selector:
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ans = ans.querySelector(child_selector)
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return ans
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def selector(id_selector, *args):
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ans = '#' + id_selector
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for x in args:
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ans += ' ' + x
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return ans
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def rule(id_selector, *args, **kw):
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return build_rule(selector(id_selector, *args), **kw)
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def unique_id(prefix):
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prefix = prefix or 'auto-id'
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unique_id.counts[prefix] = num = (unique_id.counts[prefix] or 0) + 1
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return prefix + '-' + num
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unique_id.counts = {}
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def ensure_id(w, prefix):
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ans = w.getAttribute('id')
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if not ans:
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ans = unique_id(prefix)
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w.setAttribute('id', ans)
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return ans
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extra_css = v'[]'
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def add_extra_css(func):
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extra_css.push(func())
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def get_widget_css():
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return extra_css.join('\n')
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