1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
#############################################################################
##
## Copyright (C) 2018 The Qt Company Ltd.
## Contact: http://www.qt.io/licensing/
##
## This file is part of the Qt for Python examples of the Qt Toolkit.
##
## $QT_BEGIN_LICENSE:BSD$
## You may use this file under the terms of the BSD license as follows:
##
## "Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions are
## met:
## * Redistributions of source code must retain the above copyright
## notice, this list of conditions and the following disclaimer.
## * Redistributions in binary form must reproduce the above copyright
## notice, this list of conditions and the following disclaimer in
## the documentation and/or other materials provided with the
## distribution.
## * Neither the name of The Qt Company Ltd nor the names of its
## contributors may be used to endorse or promote products derived
## from this software without specific prior written permission.
##
##
## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
##
## $QT_END_LICENSE$
##
#############################################################################
from PySide2 import QtCore
from PySide2.QtCore import Qt, QUrl
from PySide2.QtGui import QIcon, QKeySequence
from PySide2.QtWidgets import (QAction, QCheckBox, QDockWidget, QHBoxLayout,
QLabel, QLineEdit, QToolBar, QToolButton, QWidget)
from PySide2.QtWebEngineWidgets import QWebEnginePage
# A Find tool bar (bottom area)
class FindToolBar(QToolBar):
find = QtCore.Signal(str, QWebEnginePage.FindFlags)
def __init__(self):
super(FindToolBar, self).__init__()
self._lineEdit = QLineEdit()
self._lineEdit.setClearButtonEnabled(True)
self._lineEdit.setPlaceholderText("Find...")
self._lineEdit.setMaximumWidth(300)
self._lineEdit.returnPressed.connect(self._findNext)
self.addWidget(self._lineEdit)
self._previousButton = QToolButton()
self._previousButton.setIcon(QIcon(':/qt-project.org/styles/commonstyle/images/up-32.png'))
self._previousButton.clicked.connect(self._findPrevious)
self.addWidget(self._previousButton)
self._nextButton = QToolButton()
self._nextButton.setIcon(QIcon(':/qt-project.org/styles/commonstyle/images/down-32.png'))
self._nextButton.clicked.connect(self._findNext)
self.addWidget(self._nextButton)
self._caseSensitiveCheckBox = QCheckBox('Case Sensitive')
self.addWidget(self._caseSensitiveCheckBox)
self._hideButton = QToolButton()
self._hideButton.setShortcut(QKeySequence(Qt.Key_Escape))
self._hideButton.setIcon(QIcon(':/qt-project.org/styles/macstyle/images/closedock-16.png'))
self._hideButton.clicked.connect(self.hide)
self.addWidget(self._hideButton)
def focusFind(self):
self._lineEdit.setFocus()
def _emitFind(self, backward):
needle = self._lineEdit.text().strip()
if needle:
flags = QWebEnginePage.FindFlags()
if self._caseSensitiveCheckBox.isChecked():
flags |= QWebEnginePage.FindCaseSensitively
if backward:
flags |= QWebEnginePage.FindBackward
self.find.emit(needle, flags)
def _findNext(self):
self._emitFind(False)
def _findPrevious(self):
self._emitFind(True)
|
