Python QListWidget.count方法代码示例

# 需要导入模块: from PySide.QtGui import QListWidget [as 别名]
# 或者: from PySide.QtGui.QListWidget import count [as 别名]
class MainWindow(QMainWindow):
	def __init__(self):
		QMainWindow.__init__(self)
		self.resize(800,600)
		self.setWindowTitle('PDF Merger')

		about = QAction('About', self)
		self.connect(about, SIGNAL('triggered()'), self.show_about)
		exit = QAction('Exit', self)
		exit.setShortcut('Ctrl+Q')
		self.connect(exit, SIGNAL('triggered()'), SLOT('close()'))

		self.statusBar()
		menubar = self.menuBar()
		file = menubar.addMenu('File')
		file.addAction(about)
		file.addAction(exit)

		self.main_widget = QWidget(self)
		self.setCentralWidget(self.main_widget)
		self.up_down_widget = QWidget(self)
		self.options_widget = QWidget(self)
		

		input_files_label = QLabel("Input PDFs\nThis is the order in which the files will be merged too")
		self.files_list = QListWidget()
		self.files_list.setSelectionMode(QAbstractItemView.ExtendedSelection)
		add_button = QPushButton("Add PDF(s) to merge...")
		add_button.clicked.connect(self.clicked_add)
		up_button = QPushButton("Up")
		up_button.clicked.connect(self.move_file_up)
		down_button = QPushButton("Down")
		down_button.clicked.connect(self.move_file_down)
		remove_button = QPushButton("Remove PDF")
		remove_button.clicked.connect(self.remove_file)
		select_path_label = QLabel("Output PDF")
		self.dest_path_edit = QLineEdit()
		self.dest_path_edit.setReadOnly(True)
		select_path = QPushButton("Select...")
		select_path.clicked.connect(self.select_save_path)
		start = QPushButton("Start")
		start.clicked.connect(self.merge_pdf)

		up_down_vbox = QVBoxLayout(self.up_down_widget)
		up_down_vbox.addWidget(up_button)
		up_down_vbox.addWidget(down_button)
		up_down_vbox.addWidget(remove_button)
		self.up_down_widget.setLayout(up_down_vbox)

		group_input = QGroupBox()
		grid_input = QGridLayout()
		grid_input.addWidget(add_button, 0, 0)
		grid_input.addWidget(input_files_label, 1, 0)
		grid_input.addWidget(self.files_list, 2, 0)
		grid_input.addWidget(self.up_down_widget, 2, 1)
		group_input.setLayout(grid_input)

		group_output = QGroupBox()
		grid_output = QGridLayout()
		grid_output.addWidget(select_path_label, 0, 0)
		grid_output.addWidget(self.dest_path_edit, 1, 0)
		grid_output.addWidget(select_path, 1, 1)
		group_output.setLayout(grid_output)

		vbox_options = QVBoxLayout(self.options_widget)
		vbox_options.addWidget(group_input)
		vbox_options.addWidget(group_output)
		vbox_options.addWidget(start)
		self.options_widget.setLayout(vbox_options)

		splitter_filelist = QSplitter()
		splitter_filelist.setOrientation(Qt.Vertical)
		splitter_filelist.addWidget(self.options_widget)
		vbox_main = QVBoxLayout(self.main_widget)
		vbox_main.addWidget(splitter_filelist)
		vbox_main.setContentsMargins(0,0,0,0)

	def show_about(self):
		#TODO add hyperlinks and create simple base website
		#TODO versioning system
		QMessageBox.about(self, 'About', 'PDF Merger\n2013 Nikola Peric\n\n'
			+ 'http://www.example.com/\nhttps://github.com/nikolap/pdfmerger/\n\n'
			+ 'Licensed under The MIT License\nhttp://opensource.org/licenses/MIT' )

	def clicked_add(self):
		fname, _ = QFileDialog.getOpenFileNames(self, 'Select two or more PDFs to merge', 
			QDir.homePath(), "*.pdf")
		self.files_list.addItems(fname)

	def move_file_up(self):
		sorted_selected_items = self.get_sorted_selected_items()
		if 0 not in sorted_selected_items:
			for row in sorted_selected_items:
				item = self.files_list.takeItem(row)
				self.files_list.insertItem(row - 1, item)	

	def move_file_down(self):
		sorted_selected_items = self.get_sorted_selected_items(descending=True)
		if (self.files_list.count() - 1) not in sorted_selected_items:
			for row in sorted_selected_items:
#.........这里部分代码省略.........

# 需要导入模块: from PySide.QtGui import QListWidget [as 别名]
# 或者: from PySide.QtGui.QListWidget import count [as 别名]

#.........这里部分代码省略.........
        self.switch_active_item_button_on.setText('<-'.decode('utf-8'))
        # makes <- readable and clear
        self.switch_active_item_button_on.setFont(QFont('SansSerif', 17))
        self.switch_active_item_button_on.setGeometry(175, 90, 40, 30)

        QObject.connect(self.switch_active_item_button_on, SIGNAL
                       ("clicked()"), self.switch_item_on)
        QObject.connect(self.switch_active_item_button_off, SIGNAL
                       ("clicked()"), self.switch_item_off)

        # A button to toggle the split output in half option. It's a temporary
        # fix for the Foobar double output problem.
        self.switch_output_split_btn = QCheckBox(self.options)
        self.switch_output_split_btn.setCheckState(Qt.CheckState.Unchecked)
        self.switch_output_split_btn.setGeometry(10, 140, 40, 30)
        self.switch_output_split_btn.stateChanged.connect(self.toggle_split)

        # The label for the split toggle
        self.switch_output_split_lbl = QLabel(self.options)
        self.switch_output_split_lbl.setText(
            "Split the output text in half (don't use this if you don't need it)")
        self.switch_output_split_lbl.setGeometry(30, 140, 300, 30)

    def switch_item_on(self):
        """ Switches items (musicapps) on """
        try:
            # If an item from the active box is selected
            # Remove it and place it inside the inactive box
            item_taken = self.inactive_items_list.takeItem(
                self.inactive_items_list.currentRow())
            self.active_items_list.addItem(item_taken)
            active_items = {}
            inactive_items = {}
            for i in range(self.active_items_list.count()):
                active_items[self.active_items_list.item(i).text()] =\
                    ITEMS[self.active_items_list.item(i).text()
                          .encode('utf-8')]
            for i in range(self.inactive_items_list.count()):
                inactive_items[self.inactive_items_list.item(i).text()] =\
                    ITEMS[self.inactive_items_list.item(i).text()
                          .encode('utf-8')]
            Constants.ACTIVE_ITEMS = active_items
            Constants.INACTIVE_ITEMS = inactive_items
            # clear the selection combobox
            self.app_select_box.clear()
            # Repopulate the combobox
            self.app_select_box.addItem(None)
            for item in active_items:
                self.app_select_box.addItem(item)
            Constants.CONFIG.set('active', item_taken.text(),
                                 ITEMS[item_taken.text()])
            Constants.CONFIG.remove_option('inactive', item_taken.text())
            # Updates the config file to be up to date with activeItems
            Constants.CONFIG.update()
        except:
            raise

    def switch_item_off(self):
        """ Switches items (musicapps) off """
        try:
            # If an item from the inactive box is selected.
            # Remove it and place it inside the active box
            item_taken = self.active_items_list.takeItem(
                self.active_items_list.currentRow())
            self.inactive_items_list.addItem(item_taken)
            # update activeItems

# 需要导入模块: from PySide.QtGui import QListWidget [as 别名]
# 或者: from PySide.QtGui.QListWidget import count [as 别名]

#.........这里部分代码省略.........
		hlp_help = self.createactions("&Help", self.helpf, "Ctrl+H", ":/icons/help.png", "Help Contents")
		#list of help menu items
		hlp_menu = (hlp_about, hlp_visitblog, hlp_help)

		#Setting up the menubar
		filemenu = self.menuBar().addMenu("&File")
		self.addmenu(filemenu, fi_menu)
		gomenu = self.menuBar().addMenu("&Go")
		self.addmenu(gomenu, go_menu)
		bkmmenu = self.menuBar().addMenu("&Book Mark")
		self.addmenu(bkmmenu, bkm_menu)
		helpmenu = self.menuBar().addMenu("&Help")
		self.addmenu(helpmenu, hlp_menu)
		intn = QSize(40, 40)
		self.setIconSize(intn)
		#Setting up the tool bar
		filetools = self.addToolBar("File")
		filetools.setObjectName("filetools")
		self.addmenu(filetools, (fi_addwrd, fplus, fminus))

		gotools = self.addToolBar("Go")
		gotools.setObjectName("gotools")
		self.addmenu(gotools, go_menu)

		bkmtools = self.addToolBar("Bkm")
		bkmtools.setObjectName("bkmtools")
		self.addmenu(bkmtools, bkm_menu)

		hlptools = self.addToolBar("Help")
		hlptools.setObjectName("helptools")
		self.addmenu(hlptools, hlp_menu)

		self.loadfiles()
		self.returncount = 0
		self.bkm_addfav.setEnabled(False)

		#clipboard function
		if self.clipauto:
			clip = QApplication.clipboard()
			cliptxt = clip.text()
			self.comboBox.setText(cliptxt)
			self.setevent()

		#connections
		self.connect(self.comboBox, SIGNAL("textChanged(QString)"), self.search)
		self.connect(self.comboBox, SIGNAL("returnPressed()"), self.returnpressedevent)
		self.connect(self.searchbtn, SIGNAL("clicked()"), self.onenter)
		self.connect(self.listview, SIGNAL("itemDoubleClicked(QListWidgetItem*)"), self.listwidcall)
		self.connect(self.histli, SIGNAL("itemDoubleClicked(QListWidgetItem*)"), self.listwidcall)
		self.connect(self.bkmli, SIGNAL("itemDoubleClicked(QListWidgetItem*)"), self.listwidcall)

	def writehistlis(self, lis):
		if len(lis) >= 2:
			for i in range(1, len(lis)):
				cur.execute("insert into HISTORY values(?)", (lis[i], ))

	def writebkmlis(self, lis):
		cur.execute("delete from BOOKMARKS")
		if len(lis) > 0:
			for i in range(len(lis)):
				cur.execute("insert into BOOKMARKS values(?)", (lis[i], ))

	def listwidcall(self, item):
		self.comboBox.setText(item.text())
		self.setevent()