mirror of
https://github.com/onionshare/onionshare.git
synced 2024-10-01 01:35:40 -04:00
126 lines
3.9 KiB
Python
126 lines
3.9 KiB
Python
# -*- coding: utf-8 -*-
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"""
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OnionShare | https://onionshare.org/
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Copyright (C) 2014-2018 Micah Lee <micah@micahflee.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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from PyQt5 import QtCore, QtWidgets, QtGui
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from onionshare import strings
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from .tab import Tab
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class TabWidget(QtWidgets.QTabWidget):
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"""
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A custom tab widget, that has a "+" button for adding new tabs
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"""
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def __init__(self, common, system_tray, status_bar):
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super(TabWidget, self).__init__()
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self.common = common
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self.common.log("TabWidget", "__init__")
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self.system_tray = system_tray
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self.status_bar = status_bar
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# Keep track of tabs in a dictionary
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self.tabs = {}
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self.tab_id = 0 # each tab has a unique id
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# Define the new tab button
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self.new_tab_button = QtWidgets.QPushButton("+", parent=self)
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self.new_tab_button.setFlat(True)
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self.new_tab_button.setAutoFillBackground(True)
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self.new_tab_button.setFixedSize(30, 30)
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self.new_tab_button.clicked.connect(self.new_tab_clicked)
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self.new_tab_button.setStyleSheet(self.common.gui.css["tab_bar_new_tab_button"])
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self.new_tab_button.setToolTip(strings._("gui_new_tab_tooltip"))
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# Use a custom tab bar
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tab_bar = TabBar()
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tab_bar.move_new_tab_button.connect(self.move_new_tab_button)
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self.setTabBar(tab_bar)
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# Set up the tab widget
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self.setMovable(True)
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self.setTabsClosable(True)
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self.setUsesScrollButtons(True)
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self.tabCloseRequested.connect(self.close_tab)
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self.move_new_tab_button()
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def move_new_tab_button(self):
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# Find the width of all tabs
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tabs_width = sum(
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[self.tabBar().tabRect(i).width() for i in range(self.count())]
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)
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# The current positoin of the new tab button
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pos = self.new_tab_button.pos()
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# If there are so many tabs it scrolls, move the button to the left of the scroll buttons
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if tabs_width > self.width():
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pos.setX(self.width() - 61)
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else:
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# Otherwise move the button to the right of the tabs
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pos.setX(self.tabBar().sizeHint().width())
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self.new_tab_button.move(pos)
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self.new_tab_button.raise_()
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def new_tab_clicked(self):
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# Create the tab
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tab = Tab(self.common, self.tab_id, self.system_tray, self.status_bar)
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tab.change_title.connect(self.change_title)
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self.tabs[self.tab_id] = tab
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self.tab_id += 1
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# Add it
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index = self.addTab(tab, "New Tab")
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self.setCurrentIndex(index)
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def change_title(self, tab_id, title):
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index = self.indexOf(self.tabs[tab_id])
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self.setTabText(index, title)
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def close_tab(self, index):
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self.common.log("TabWidget", "close_tab", f"{index}")
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tab = self.widget(index)
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if tab.close_tab():
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self.removeTab(index)
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del self.tabs[tab.tab_id]
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def resizeEvent(self, event):
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# Make sure to move new tab button on each resize
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super(TabWidget, self).resizeEvent(event)
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self.move_new_tab_button()
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class TabBar(QtWidgets.QTabBar):
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"""
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A custom tab bar
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"""
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move_new_tab_button = QtCore.pyqtSignal()
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def __init__(self):
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super(TabBar, self).__init__()
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def tabLayoutChange(self):
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self.move_new_tab_button.emit()
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