def create_main_layout(self):
""" Create the main layout """
# Create widgets
self.books_searcher_widget = BooksSearcherWidget("ISBNdb searcher")
self.books_list_widget = BooksListWidget("Founded results...")
self.books_table_widget = BooksTableWidget(
"Item selected book details")
# Create a menu bar
self.create_menu_bar()
# Create layout to hold the widgets
self.main_layout = QtGui.QVBoxLayout()
self.main_layout.addWidget(self.books_searcher_widget)
self.main_layout.addWidget(self.books_list_widget)
self.main_layout.addWidget(self.books_table_widget)
# Create a widget to display our final layout
self.isbn_searcher_widget = QtGui.QWidget()
self.isbn_searcher_widget.setLayout(self.main_layout)
# Change global settings to display the window
self.resize(850, 500)
self.focus() # focus to center of the active window
self.statusBar().showMessage('Ready', 1500) # create a status bar
self.setCentralWidget(self.isbn_searcher_widget)
# connections
self.books_searcher_widget.book_searcher_line_edit.returnPressed.connect(
self.update_books_list)
self.books_searcher_widget.book_search_button.clicked.connect(
self.update_books_list)
self.books_list_widget.books_list.clicked.connect(
self.update_table_list)
def create_main_layout(self):
""" Create the main layout """
# Create widgets
self.books_searcher_widget = BooksSearcherWidget("ISBNdb searcher")
self.books_list_widget = BooksListWidget("Founded results...")
self.books_table_widget = BooksTableWidget("Item selected book details")
# Create a menu bar
self.create_menu_bar()
# Create layout to hold the widgets
self.main_layout = QtGui.QVBoxLayout()
self.main_layout.addWidget(self.books_searcher_widget)
self.main_layout.addWidget(self.books_list_widget)
self.main_layout.addWidget(self.books_table_widget)
# Create a widget to display our final layout
self.isbn_searcher_widget = QtGui.QWidget()
self.isbn_searcher_widget.setLayout(self.main_layout)
# Change global settings to display the window
self.resize(850, 500)
self.focus() # focus to center of the active window
self.statusBar().showMessage('Ready', 1500) # create a status bar
self.setCentralWidget(self.isbn_searcher_widget)
# connections
self.books_searcher_widget.book_searcher_line_edit.returnPressed.connect(self.update_books_list)
self.books_searcher_widget.book_search_button.clicked.connect(self.update_books_list)
self.books_list_widget.books_list.clicked.connect(self.update_table_list)
class ISBNSearcherGUI(QtGui.QMainWindow):
""" This class create a ISBN searcher window """
def __init__(self):
super(ISBNSearcherGUI, self).__init__()
self.setWindowTitle("ISBN Searcher") # set window title
self.setWindowIcon(QtGui.QIcon(MAIN_WINDOW_ICON))
# Create a BooksManager instance
self.books_manager = BooksManager()
# Create the main layout
self.create_main_layout()
def create_main_layout(self):
""" Create the main layout """
# Create widgets
self.books_searcher_widget = BooksSearcherWidget("ISBNdb searcher")
self.books_list_widget = BooksListWidget("Founded results...")
self.books_table_widget = BooksTableWidget("Item selected book details")
# Create a menu bar
self.create_menu_bar()
# Create layout to hold the widgets
self.main_layout = QtGui.QVBoxLayout()
self.main_layout.addWidget(self.books_searcher_widget)
self.main_layout.addWidget(self.books_list_widget)
self.main_layout.addWidget(self.books_table_widget)
# Create a widget to display our final layout
self.isbn_searcher_widget = QtGui.QWidget()
self.isbn_searcher_widget.setLayout(self.main_layout)
# Change global settings to display the window
self.resize(850, 500)
self.focus() # focus to center of the active window
self.statusBar().showMessage('Ready', 1500) # create a status bar
self.setCentralWidget(self.isbn_searcher_widget)
# connections
self.books_searcher_widget.book_searcher_line_edit.returnPressed.connect(self.update_books_list)
self.books_searcher_widget.book_search_button.clicked.connect(self.update_books_list)
self.books_list_widget.books_list.clicked.connect(self.update_table_list)
def create_menu_bar(self):
show_help_action = QtGui.QAction('&Help', self)
show_help_action.setShortcut('Ctrl+H')
show_help_action.setStatusTip('Help information')
show_help_action.triggered.connect(self.show_help_info)
menubar = self.menuBar()
fileMenu = menubar.addMenu('&Help')
fileMenu.addAction(show_help_action)
def show_help_info(self):
help_info = """<html>
<p>This is a brief explanation to use the ISBNdb searcher.</p>
<p>You can make searches about these collections: <b>book (title or isbn),
author, subject or publisher</b></p>
<p></p>
<ol>
<li>Simple and general search around all the possible collections:</li>
<p><b>science fiction</b></p>
<p style="color:red">WARNING!</br> This search generates a lot of ones
so you could spend all your free daily ISBNdb API requests</p>
<li>A specific search:</li>
<p><b>book: 0545010225</b></p>
<li>A query search:</li>
<p><b>subject: brain disease && query: True</b></p>
<li>A query search with a customized index (only books and query must be True):</li>
<p><b>book: Harry Potter && query: True && index: author_name</b></p>
<p>Note: valid index values:</p>
<ul>
<li>author_id -> ISBNdb's internal author_id </li>
<li>author_name</li>
<li>publisher_id -> ISBNdb's internal publisher_id</li>
<li>publisher_name</li>
<li>book_summary</li>
<li>book_notes</li>
<li>dewey -> dewey decimal number</li>
<li>lcc -> library of congress number</li>
<li>combined -> searches across title, author name and publisher name</li>
<li>full -> searches across all indexes</li>
</ul>
</ol>
</html>
"""
QtGui.QMessageBox.information(self, "Help Info", help_info)
def update_books_list(self):
keyword = self.books_searcher_widget.get_text()
if keyword is None or keyword == '':
QtGui.QMessageBox.information(self, "Search box", "Enter any word to search")
else:
self.statusBar().showMessage('Searching on ISBNdb database...')
try:
self.books_manager.update_books(keyword)
except Exception as exc:
QtGui.QMessageBox.warning(self, "Warning box", "An exception occurred: %s" % exc)
self.statusBar().showMessage('Finished', 1500)
self.books_list_widget.update_list(self.books_manager.books_titles)
@QtCore.pyqtSlot(QtCore.QModelIndex)
def update_table_list(self, index):
""" method to update the table book list """
book = self.books_manager.books[index.row()] # get book object
self.books_table_widget.update_table(book)
def focus(self):
""" Focus the window to the center of the screen
http://stackoverflow.com/questions/20243637/pyqt4-center-window-on-active-screen
"""
frame_geometry = self.frameGeometry()
screen = QtGui.QApplication.desktop().screenNumber(QtGui.QApplication.desktop().cursor().pos())
center_point = QtGui.QApplication.desktop().screenGeometry(screen).center()
frame_geometry.moveCenter(center_point)
self.move(frame_geometry.topLeft())
class ISBNSearcherGUI(QtGui.QMainWindow):
""" This class create a ISBN searcher window """
def __init__(self):
super(ISBNSearcherGUI, self).__init__()
self.setWindowTitle("ISBN Searcher") # set window title
self.setWindowIcon(QtGui.QIcon(MAIN_WINDOW_ICON))
# Create a BooksManager instance
self.books_manager = BooksManager()
# Create the main layout
self.create_main_layout()
def create_main_layout(self):
""" Create the main layout """
# Create widgets
self.books_searcher_widget = BooksSearcherWidget("ISBNdb searcher")
self.books_list_widget = BooksListWidget("Founded results...")
self.books_table_widget = BooksTableWidget(
"Item selected book details")
# Create a menu bar
self.create_menu_bar()
# Create layout to hold the widgets
self.main_layout = QtGui.QVBoxLayout()
self.main_layout.addWidget(self.books_searcher_widget)
self.main_layout.addWidget(self.books_list_widget)
self.main_layout.addWidget(self.books_table_widget)
# Create a widget to display our final layout
self.isbn_searcher_widget = QtGui.QWidget()
self.isbn_searcher_widget.setLayout(self.main_layout)
# Change global settings to display the window
self.resize(850, 500)
self.focus() # focus to center of the active window
self.statusBar().showMessage('Ready', 1500) # create a status bar
self.setCentralWidget(self.isbn_searcher_widget)
# connections
self.books_searcher_widget.book_searcher_line_edit.returnPressed.connect(
self.update_books_list)
self.books_searcher_widget.book_search_button.clicked.connect(
self.update_books_list)
self.books_list_widget.books_list.clicked.connect(
self.update_table_list)
def create_menu_bar(self):
show_help_action = QtGui.QAction('&Help', self)
show_help_action.setShortcut('Ctrl+H')
show_help_action.setStatusTip('Help information')
show_help_action.triggered.connect(self.show_help_info)
menubar = self.menuBar()
fileMenu = menubar.addMenu('&Help')
fileMenu.addAction(show_help_action)
def show_help_info(self):
help_info = """<html>
<p>This is a brief explanation to use the ISBNdb searcher.</p>
<p>You can make searches about these collections: <b>book (title or isbn),
author, subject or publisher</b></p>
<p></p>
<ol>
<li>Simple and general search around all the possible collections:</li>
<p><b>science fiction</b></p>
<p style="color:red">WARNING!</br> This search generates a lot of ones
so you could spend all your free daily ISBNdb API requests</p>
<li>A specific search:</li>
<p><b>book: 0545010225</b></p>
<li>A query search:</li>
<p><b>subject: brain disease && query: True</b></p>
<li>A query search with a customized index (only books and query must be True):</li>
<p><b>book: Harry Potter && query: True && index: author_name</b></p>
<p>Note: valid index values:</p>
<ul>
<li>author_id -> ISBNdb's internal author_id </li>
<li>author_name</li>
<li>publisher_id -> ISBNdb's internal publisher_id</li>
<li>publisher_name</li>
<li>book_summary</li>
<li>book_notes</li>
<li>dewey -> dewey decimal number</li>
<li>lcc -> library of congress number</li>
<li>combined -> searches across title, author name and publisher name</li>
<li>full -> searches across all indexes</li>
</ul>
</ol>
</html>
"""
QtGui.QMessageBox.information(self, "Help Info", help_info)
def update_books_list(self):
keyword = self.books_searcher_widget.get_text()
if keyword is None or keyword == '':
QtGui.QMessageBox.information(self, "Search box",
"Enter any word to search")
else:
self.statusBar().showMessage('Searching on ISBNdb database...')
try:
self.books_manager.update_books(keyword)
except Exception as exc:
QtGui.QMessageBox.warning(self, "Warning box",
"An exception occurred: %s" % exc)
self.statusBar().showMessage('Finished', 1500)
self.books_list_widget.update_list(self.books_manager.books_titles)
@QtCore.pyqtSlot(QtCore.QModelIndex)
def update_table_list(self, index):
""" method to update the table book list """
book = self.books_manager.books[index.row()] # get book object
self.books_table_widget.update_table(book)
def focus(self):
""" Focus the window to the center of the screen
http://stackoverflow.com/questions/20243637/pyqt4-center-window-on-active-screen
"""
frame_geometry = self.frameGeometry()
screen = QtGui.QApplication.desktop().screenNumber(
QtGui.QApplication.desktop().cursor().pos())
center_point = QtGui.QApplication.desktop().screenGeometry(
screen).center()
frame_geometry.moveCenter(center_point)
self.move(frame_geometry.topLeft())