import os
import re
import time
import fcntl
import logging
import pygtk
pygtk.require(‘2.0‘)
import gtk
import gobject
import webkit
import requests
import json
HOME = os.getenv("HOME") + ‘/.youdao-dict/‘
LOG = HOME + ‘/pyoudao.log‘
LOCK = HOME + ‘/pyoudao.lock‘
QUERY_URL = ‘http://fanyi.youdao.com/openapi.do?keyfrom=tinxing&key=1312427901&type=data&doctype=json&version=1.1&q=‘
if not os.path.exists(HOME):
os.mkdir(HOME)
logging.basicConfig(filename=LOG, level=logging.DEBUG)
class Dict:
def __init__(self):
self.mouse_in = False
self.popuptime = 0
self.last_selection = ‘‘
# 初始化窗口
self.window = gtk.Window(gtk.WINDOW_POPUP)
self.window.set_title("pyoudao")
self.window.set_border_width(3)
self.window.connect("destroy", lambda w: gtk.main_quit())
self.window.resize(360, 200)
# 初始化垂直容器
vbox = gtk.VBox(False, 0)
vbox.show()
# 创建一个事件容器, 并注册selection_recevied事件函数
eventbox = gtk.EventBox()
eventbox.connect("selection_received", self._on_selection_received)
eventbox.connect(‘enter-notify-event‘, self._on_mouse_enter)
eventbox.connect(‘leave-notify-event‘, self._on_mouse_leave)
# 注册周期函数_on_timer，每隔500毫秒执行一次
gobject.timeout_add(500, self._on_timer, eventbox)
eventbox.show()
# 创建一个webview
self.view = webkit.WebView()
def title_changed(widget, frame, title):
logging.debug(‘title_changed to %s, will open webbrowser ‘ % title)
import webbrowser
webbrowser.open(‘http://dict.youdao.com/search?le=eng&q=‘ + title )
self.view.connect(‘title-changed‘, title_changed)
self.view.show()
# 打包各种控件
self.window.add(vbox)
vbox.pack_start(eventbox)
eventbox.add(self.view)
def _on_timer(self, widget):
# 开始检查选择事件
widget.selection_convert("PRIMARY", "STRING")
if self.window.get_property(‘visible‘) and not self.mouse_in:
x, y = self.window.get_position()
px, py, mods = self.window.get_screen().get_root_window().get_pointer()
if (px-x)*(px-x) + (py-y)*(py-y) > 400:
logging.debug(‘distance big enough, hide window‘)
self.window.hide();
if(time.time() - self.popuptime > 3):
logging.debug(‘time long enough, hide window‘)
self.window.hide();
return True
# 如果有字符串被选择，则执行该函数
def _on_selection_received(self, widget, selection_data, data):
if str(selection_data.type) == "STRING":
text = selection_data.get_text()
if not text:
return False
text = text.decode(‘raw-unicode-escape‘)
if(len(text) > 20):
return False
if (not text) or (text == self.last_selection):
return False
logging.info("======== Selected String : %s" % text)
self.last_selection = text
m = re.search(r‘[a-zA-Z-]+‘, text.encode(‘utf8‘))
if not m:
logging.info("Query nothing")
return False
word = m.group(0).lower()
if self.ignore(word):
logging.info(‘Ignore Word: ‘ + word)
return False
logging.info(‘QueryWord: ‘ + word)
self.query_word(word)
return False
# 查询单词
def query_word(self, word):
query_url = QUERY_URL + word
# 使用requests模块获取json字符串
js= json.loads(requests.get(query_url).text)
if ‘basic‘ not in js:
logging.info(‘IgnoreWord: ‘ + word)
return
x, y, mods = self.window.get_screen().get_root_window().get_pointer()
self.window.move(x+15, y+10)
self.window.present()
translation = ‘<br/>‘.join(js[‘translation‘])
if ‘phonetic‘ in js[‘basic‘]:
phonetic = js[‘basic‘][‘phonetic‘]
else:
phonetic = ‘‘
explains = ‘<br/>‘.join(js[‘basic‘][‘explains‘])
web = ‘<br/>‘.join( [‘<a href="javascript:void(0);">%s</a>: %s‘%(i[‘key‘], ‘ ‘.join(i[‘value‘])) for i in js[‘web‘][:3] ] )
html = ‘‘‘
<style>
.add_to_wordbook {
background: url(http://bs.baidu.com/yanglin/add.png) no-repeat;
vertical-align: middle;
overflow: hidden;
display: inline-block;
vertical-align: top;
width: 24px;
padding-top: 26px;
height: 0;
margin-left: .5em;
}
</style>
<h2>
%(translation)s
<span style="color: #0B6121; font-size: 12px">< %(phonetic)s > </span>
<a href="javascript:void(0);" id="wordbook" class="add_to_wordbook" title="点击在浏览器中打开" onclick="document.title=‘%(word)s‘"></a> <br/>
</h2>
<span style="color: #A0A0A0; font-size: 15px">[ %(word)s ] </span>
<b>基本翻译:</b>
<p> %(explains)s </p>
<span style="color: #A0A0A0; font-size: 15px">[ %(word)s ] </span>
<b>网络释意:</b>
<p> %(web)s </p>
‘‘‘ % locals()
# 通过webview显示html字符串
self.view.load_html_string(html, ‘‘)
self.view.reload()
self.popuptime = time.time()
def ignore(self, word):
if len(word)<=3:
return True
return False
def _on_mouse_enter(self, wid, event):
logging.debug(‘_on_mouse_enter‘)
self.mouse_in = True
def _on_mouse_leave(self, *args):
logging.debug(‘_on_mouse_leave‘)
self.mouse_in = False
self.window.hide()
def main():
Dict()
gtk.main()
if __name__ == "__main__":
f=open(LOCK, ‘w‘)
try:
fcntl.flock(f.fileno(), fcntl.LOCK_EX|fcntl.LOCK_NB)
except:
print ‘a process is already running!!!‘
exit(0)
main()