def __init__(self, session, ui_area):
from PyQt5.QtWidgets import QBoxLayout
self.session = session
from chimerax.core.commands import run
from .options import CategorizedSettingsPanel
self.options_widget = CategorizedSettingsPanel(help_cb=lambda *, category=None, ses=session, run=run:
run(ses, "help help:user/preferences.html"
+ ("" if category is None else "#" + category.replace(' ', '').lower())))
self.options = {}
for setting, setting_info in self.settings_info.items():
opt_name, category, opt_class, updater, converter, balloon, set_setting = setting_info
if isinstance(opt_class, tuple):
opt_class, kw = opt_class
if 'session' in kw:
kw['session'] = self.session
else:
kw = {}
opt = opt_class(opt_name, getattr(core_settings, setting), self._opt_cb,
attr_name=setting, settings=core_settings, balloon=balloon, auto_set_attr=set_setting, **kw)
self.options_widget.add_option(category, opt)
self.options[setting] = opt
core_settings.triggers.add_handler('setting changed', self._core_setting_changed)
layout = QBoxLayout(QBoxLayout.TopToBottom)
layout.setSpacing(5)
layout.addWidget(self.options_widget, 1)
layout.setContentsMargins(0, 0, 0, 0)
ui_area.setLayout(layout)
def createLayout(self, orientation, widget):
layout = QBoxLayout(QBoxLayout.LeftToRight, widget)
if (orientation == Qt.Vertical):
layout.setDirection(QBoxLayout.TopToBottom)
layout.setSpacing(20)
layout.setContentsMargins(0, 0, 0, 0)
return layout
def __init__(self):
super(FlowBoardEditorToolBar, self).__init__()
self.setSizePolicy(
QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum))
boardbox = QBoxLayout(QBoxLayout.TopToBottom)
boardbox.setSpacing(2)
self._sizelist = QComboBox()
for s in range(5, 16):
self._sizelist.addItem("{0}x{0}".format(s), s)
self._sizelist.setCurrentIndex(2)
boardbox.addWidget(self._sizelist)
self._sizelist.currentIndexChanged.connect(self._sizelistChanged)
self._clearbutton = QPushButton("clear")
boardbox.addWidget(self._clearbutton)
self._clearbutton.clicked.connect(self._clearClicked)
boardboxwidget = QWidget()
boardboxwidget.setLayout(boardbox)
self.addWidget(boardboxwidget)
self._toolchooser = FlowToolChooser()
self.addWidget(self._toolchooser)
self._toolchooser.changed.connect(self._toolChanged)
def __init__(self, parent=None):
super(FlowSolvingPopup, self).__init__(parent)
layout = QBoxLayout(QBoxLayout.TopToBottom)
layout.setSpacing(0)
layout.setContentsMargins(0, 0, 0, 0)
self._solverWidget = FlowSolverWidget()
self._solverWidget.finished.connect(self._solverFinished)
layout.addWidget(self._solverWidget)
status = QStatusBar()
status.setSizeGripEnabled(False)
self._againButton = QPushButton("next")
self._againButton.setVisible(False)
self._againButton.clicked.connect(self._againClicked)
status.addPermanentWidget(self._againButton)
self._abortButton = QPushButton("close")
self._abortButton.clicked.connect(self._abortClicked)
status.addPermanentWidget(self._abortButton)
self._messageLabel = QLabel("ready")
status.addWidget(self._messageLabel)
layout.addWidget(status)
layout.setSizeConstraint(QLayout.SetFixedSize)
self.setLayout(layout)
self._timer = QTimer()
self._timer.timeout.connect(self._timerTick)
def __init__(self, viewport):
super().__init__()
self.viewport = viewport
self.moduleName = "QViewportHeader"
self.setContentsMargins(0, 0, 0, 0)
boxLayout = QBoxLayout(QBoxLayout.LeftToRight)
boxLayout.setContentsMargins(0, 0, 0, 0)
boxLayout.setSpacing(0)
self.setLayout(boxLayout)
titleBtn = QToolButton()
titleBtn.setAutoRaise(True)
titleBtn.setToolButtonStyle(Qt.ToolButtonTextOnly)
titleBtn.setPopupMode(QToolButton.InstantPopup)
self.titleBtn = titleBtn
pivotSnapping = QToolButton()
pivotSnapping.setToolTip("Pivot Snapping")
pivotSnapping.setAutoRaise(True)
pivotSnapping.setCheckable(True)
self.pivotSnapping = pivotSnapping
boxLayout.addWidget(titleBtn, 1)
boxLayout.addStretch(1)
class MainWidget(QWidget):
def __init__(self, urls, toggle_sequence):
super(MainWidget, self).__init__()
self._connection = connection.Connection(self.set_captive_portal_url)
self._captive_portal_url = ''
self._urls = cycle(urls)
self._current_url = next(self._urls)
self._browser_widget = browser_widget.BrowserWidget(self._current_url)
self._is_captive_portal_visible = False
self._captive_portal_message = captive_portal_message.CaptivePortalMessage(
self._toggle_captive_portal)
self._layout = QBoxLayout(QBoxLayout.BottomToTop)
self._layout.setContentsMargins(0, 0, 0, 0)
self._layout.setSpacing(0)
self._layout.addWidget(self._browser_widget)
QShortcut(toggle_sequence, self).activated.connect(self._load_next_url)
self.setLayout(self._layout)
self.show()
self._connection.start_daemon()
def set_captive_portal_url(self, url):
self._captive_portal_url = url
if url == '' and not self._is_captive_portal_visible:
self._captive_portal_message.setParent(None)
else:
self._update_captive_portal_message()
self._layout.addWidget(self._captive_portal_message)
# Private
def _load_next_url(self):
if self._is_captive_portal_visible:
self._browser_widget.load(self._current_url)
self._is_captive_portal_visible = False
self._update_captive_portal_message()
else:
self._current_url = next(self._urls)
self._browser_widget.load(self._current_url)
def _toggle_captive_portal(self):
if self._is_captive_portal_visible:
if not self._connection.is_captive():
self._captive_portal_message.setParent(None)
self._browser_widget.load(self._current_url)
else:
self._browser_widget.load(QUrl(self._captive_portal_url))
self._is_captive_portal_visible = not self._is_captive_portal_visible
self._update_captive_portal_message()
def _update_captive_portal_message(self):
if self._is_captive_portal_visible:
self._captive_portal_message.setCloseMessage(
self._connection.is_captive())
else:
self._captive_portal_message.setOpenMessage()
def styleHelper(self):
layout = QBoxLayout(QBoxLayout.LeftToRight)
layout.setSpacing(0)
layout.setContentsMargins(0, 0, 0, 0)
for item in TOOL_ICONS.items():
_name, _attr = item
self.items[_name] = ToolBarIcon(self, item)
layout.addWidget(self.items[_name], 0, Qt.AlignJustify)
pass
self.setLayout(layout)
#
self.setFixedSize(*CFG.SIZE_TOPBAR_MAIN())
self.setVisible(False)
self.setStyleSheet(CFG.STYLESHEET(self))
pass
class InputArea(QFrame):
def __init__(self, name, field):
QFrame.__init__(self)
self.setObjectName('input_area')
self.layout = QBoxLayout(QBoxLayout.LeftToRight)
self.layout.setSpacing(0)
#self.layout.setMargin(5)
self.label = QLabel(name)
self.label.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
self.label.setObjectName('input_label')
self.field = field
self.field.setObjectName('input_field')
self.layout.addWidget(self.label)
self.layout.addWidget(self.field)
self.setLayout(self.layout)
def __init__(self):
super(FlowSolverAppWindow, self).__init__()
self.setWindowTitle("flow solver")
self.setAcceptDrops(True)
# toolbars can be hidden/toggled by some kind of default context menu.
# this seems to be the only way to make them un-hide-able.
self.setContextMenuPolicy(Qt.NoContextMenu)
self._editor = FlowBoardEditor()
self._editor.toolbar.setFloatable(False)
self._editor.toolbar.setMovable(False)
self._editor.boardChanged.connect(self._boardChanged)
self.addToolBar(self._editor.toolbar)
editorcontainer = QSquareWidgetContainer()
editorcontainer.setMargin(20)
editorcontainer.setWidget(self._editor)
editorcontainer.setBackgroundColor(QColor(0, 0, 0))
self.setCentralWidget(editorcontainer)
tb = self.addToolBar("solve")
tb.setFloatable(False)
tb.setMovable(False)
self._solveButton = QPushButton("solve")
self._solveButton.clicked.connect(self._solveClicked)
self._solveButton.setEnabled(self._editor.boardIsValid)
actionbox = QBoxLayout(QBoxLayout.TopToBottom)
actionbox.setSpacing(2)
actionbox.addWidget(self._solveButton)
actionswidget = QWidget()
actionswidget.setLayout(actionbox)
tb.addWidget(actionswidget)
mb = QMenuBar()
filemenu = mb.addMenu("File")
filemenu.addAction("Open").triggered.connect(self._openClicked)
filemenu.addAction("Save As").triggered.connect(self._saveClicked)
self.setMenuBar(mb)
self._solvepopup = FlowSolvingPopup(self)
self._solvepopup.setModal(True)
def only_(self):
self.lala = QLabel(self)
self.lala.setText("Welcome")
self.lala.setAlignment(Qt.AlignCenter)
self.lala.setFont(QFont("Times", 25, QFont.Bold))
self.redbull = QPushButton('Sign-In', self)
self.bluebull = QPushButton('Sign-Up', self)
asasasas = QBoxLayout(QBoxLayout.TopToBottom)
asasasas.addWidget(self.lala)
boxeraa = QBoxLayout(QBoxLayout.LeftToRight)
boxeraa.stretch(1)
boxeraa.setSpacing(1)
asasasas.addWidget(self.bull)
boxeraa.addWidget(self.redbull)
boxeraa.addWidget(self.bluebull)
asasasas.addLayout(boxeraa)
self.dummy.setLayout(asasasas)
def install_layout_for_widget(widget, orientation=None, margins=None, spacing=None):
"""
Installs a layout to widget, if it does not have it already.
:param widget: target widget
:param orientation: Qt.Vertical (default) / Qt.Horizontal
:param margins: layout margins = (11, 11, 11, 11) from Qt docs, style dependent
:param spacing: spacing between items in layout
:return: None
"""
if widget.layout() is not None:
logger.debug('Widget {0} already has a layout, skipping'.format(widget.windowTitle()))
return # already has a layout
direction = QBoxLayout.TopToBottom
if orientation == Qt.Horizontal:
direction = QBoxLayout.LeftToRight
l = QBoxLayout(direction)
if margins is not None:
l.setContentsMargins(margins[0], margins[1], margins[2], margins[3])
if spacing is not None:
l.setSpacing(spacing)
widget.setLayout(l)
def orange(self):
try:
d = 'ss'
#self.setStyleSheet("QPushButton { margin: 10px,4ex; }")
self.label1 = QLabel(self)
self.label1.setText("Welcome")
self.label1.setAlignment(Qt.AlignCenter)
self.label1.setFont(QFont("Times", 25, QFont.Bold))
self.label2 = QLabel(self)
self.label2.setText(" Login")
self.label2.setAlignment(Qt.AlignRight)
self.label2.setFont(QFont("Times", 10, QFont.Bold))
self.log = QLabel(self)
self.log.setText("**Enter your credentials to login")
self.log.setAlignment(Qt.AlignLeft)
self.log.setFont(QFont("Times", 10, QFont.Bold))
self.bel2 = QLabel(self)
self.bel2.setText("Username ")
self.bel2.setAlignment(Qt.AlignLeft)
self.bel2.setFont(QFont("Times", 10, QFont.Bold))
self.bel3 = QLabel(self)
self.bel3.setText("Password ")
self.bel3.setAlignment(Qt.AlignCenter)
self.bel3.setFont(QFont("Times", 10, QFont.Bold))
self.entry1 = QLineEdit(self)
self.entry1.setText("Username")
self.entry1.setAlignment(Qt.AlignCenter)
self.entry2 = QLineEdit(self)
self.entry2.setText("Passwor")
self.entry2.setAlignment(Qt.AlignCenter)
self.entry2.setEchoMode(QLineEdit.Password)
self.try1 = QLineEdit(self)
self.try1.setText("Roll Number")
self.try1.setAlignment(Qt.AlignCenter)
self.rol_1 = QLabel(self)
self.rol_1.setText("Roll Number ")
self.rol_1.setAlignment(Qt.AlignLeft)
self.rol_1.setFont(QFont("Times", 9.8, QFont.Bold))
self.button = QPushButton('Sign-In', self)
self.button.setToolTip('Click here if you are an existing user')
self.button.clicked.connect(lambda: self.on_signin())
self.button3 = QPushButton('Forgot Password', self)
self.button3.setToolTip(
"Click here if you don't remember your password")
self.button3.clicked.connect(self.on_forget)
self.button22 = QPushButton('Reset', self)
self.button22.setToolTip('Click here To Reset Form')
self.c = str('logclear')
self.button22.clicked.connect(lambda: self.on_reset1(self.c))
lay1 = QBoxLayout(QBoxLayout.LeftToRight)
lay2 = QBoxLayout(QBoxLayout.LeftToRight)
lay3 = QBoxLayout(QBoxLayout.LeftToRight)
lay4 = QBoxLayout(QBoxLayout.LeftToRight)
lay5 = QBoxLayout(QBoxLayout.LeftToRight)
lay6 = QBoxLayout(QBoxLayout.LeftToRight)
lay1.addWidget(self.label1)
lay2.addWidget(self.label2)
lay2.addWidget(self.log)
lay3.addWidget(self.bel2)
lay3.addWidget(self.entry1)
lay4.addWidget(self.bel3)
lay4.addWidget(self.entry2)
lay6.addWidget(self.rol_1)
lay6.addWidget(self.try1)
lay5.addWidget(self.button)
lay5.addWidget(self.button22)
lay5.addWidget(self.button3)
box1a = QBoxLayout(QBoxLayout.TopToBottom)
boxnew = QBoxLayout(QBoxLayout.TopToBottom)
box1a.stretch(1)
box1a.setSpacing(50)
#box1a.setContentsMargins(0.44*sw, 0.08*sh, 0.44*sw,0.2*sh)
box1a.addLayout(lay1)
box1a.addLayout(lay2)
box1a.addLayout(lay3)
box1a.addLayout(lay4)
box1a.addLayout(lay6)
box1a.addLayout(lay5)
#box1a.addLayout(self.newbeta.boxer)
self.lo.setLayout(box1a)
except Exception as dumm:
print(dumm)
def initUI(self):
boxlayout = QBoxLayout(QBoxLayout.TopToBottom)
self.setLayout(boxlayout)
lblWelcome = QLabel('Welcome to the earthquake simulation system')
lblWelcome.setFont(gui.QFont("Verdana", 14))
lblSubtitle = QLabel('Upload your .smc files here')
lblSubtitle.setFont(gui.QFont("Verdana", 10))
canvas = Canvas(self, width=10, height=10)
path = QDir.rootPath()
treeview = QTreeView()
listview = QListView()
dirModel = QFileSystemModel()
dirModel.setFilter(QDir.NoDotAndDotDot | QDir.AllDirs)
treeview.setModel(dirModel)
fileModel = QFileSystemModel()
fileModel.setFilter(QDir.NoDotAndDotDot | QDir.Files)
listview.setModel(fileModel)
treeview.setRootIndex(dirModel.index(path))
listview.setRootIndex(fileModel.index(path))
btnUpload = QPushButton('Upload files')
btnUpload.setFixedSize(100, 40)
btnUpload.setFont(gui.QFont("Verdana", 10))
btnUpload.clicked.connect(self.openFileChooser)
btnSimulate = QPushButton('Simulate')
btnSimulate.setFixedSize(100, 40)
btnSimulate.setFont(gui.QFont("Verdana", 10))
btnSimulate.clicked.connect(self.simulate)
hbox_FileChooser = QHBoxLayout()
hbox_FileChooser.addWidget(btnUpload)
hbox_FileChooser.addWidget(self.lblFileName)
vbox_treeViews = QVBoxLayout()
vbox_treeViews.addWidget(treeview)
vbox_treeViews.addWidget(listview)
hbox_Graphics = QHBoxLayout()
hbox_Graphics.addLayout(vbox_treeViews)
hbox_Graphics.addWidget(canvas)
boxlayout.addWidget(lblWelcome, 0, cor.Qt.AlignCenter)
boxlayout.addWidget(lblSubtitle, 0, cor.Qt.AlignCenter)
boxlayout.addLayout(hbox_FileChooser, 0)
boxlayout.addWidget(btnSimulate, 0, cor.Qt.AlignCenter)
boxlayout.setAlignment(cor.Qt.AlignCenter)
boxlayout.setSpacing(20)
boxlayout.addLayout(hbox_Graphics, 0)
btnUpload = QPushButton('Upload files')
btnUpload.setFixedSize(100, 40)
btnUpload.setFont(gui.QFont("Verdana", 10))
btnUpload.clicked.connect(self.openFileChooser)
self.resize(800, 500)
self.setWindowTitle('Earthquake Simulator')
self.show()
class QPageWidget(QScrollArea):
""" The QPageWidget provides a stack widget with animated page transitions. """
#Emits
currentChanged = pyqtSignal()
def __init__(self, parent=None, direction="ltr", rtf=False):
""" Creates a new QPageWidget on given parent object.
parent: QWidget parent
direction: "ltr" -> Left To Right
"ttb" -> Top To Bottom
rtf: Return to first, if its True it flips to the first page
when next page requested at the last page
"""
# First initialize, QPageWidget is based on QScrollArea
QScrollArea.__init__(self, parent)
# Properties for QScrollArea
self.setFrameShape(QFrame.NoFrame)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setWidgetResizable(True)
# Main widget, which stores all Pages in it
self.widget = QWidget(self)
# Layout based on QBoxLayout which supports Vertical or Horizontal layout
if direction == "ltr":
self.layout = QBoxLayout(QBoxLayout.LeftToRight, self.widget)
self.__scrollBar = self.horizontalScrollBar()
self.__base_value = self.width
else:
self.layout = QBoxLayout(QBoxLayout.TopToBottom, self.widget)
self.__scrollBar = self.verticalScrollBar()
self.__base_value = self.height
self.layout.setSpacing(0)
#qboxlayout setmargin özelliği yok
#self.layout.setMargin(0)
# Return to first
self.__return_to_first = rtf
# TMP_PAGE, its using as last page in stack
# A workaround for a QScrollArea bug
self.__tmp_page = Page(QWidget(self.widget))
self.__pages = [self.__tmp_page]
self.__current = 0
self.__last = 0
# Set main widget
self.setWidget(self.widget)
# Animation TimeLine
self.__timeline = QTimeLine()
self.__timeline.setUpdateInterval(2)
# Updates scrollbar position when frame changed
self.__timeline.frameChanged.connect(
lambda x: self.__scrollBar.setValue(x))
# End of the animation
self.__timeline.finished.connect(self._animateFinished)
# Initialize animation
self.setAnimation()
self.setDuration()
def _animateFinished(self):
""" Its called by TimeLine when animation finished.
It first runs the outMethod of last Page and then the inMethod of current Page
Finally tt gives the focus to the current page and fixes the scrollBar
"""
# Disable other widgets
for page in self.__pages:
if not page == self.__pages[self.__current]:
page.widget.setEnabled(False)
# Run last page's outMethod if exists
if self.__pages[self.__last].outMethod:
self.__pages[self.__last].outMethod()
# Run new page's inMethod if exists
if self.__pages[self.__current].inMethod:
self.__pages[self.__current].inMethod()
# Give focus to the current Page
self.__pages[self.__current].widget.setFocus()
# Update scrollbar position for current page
self.__scrollBar.setValue(self.__current * self.__base_value())
# Emit currentChanged SIGNAL
self.currentChanged.emit()
def event(self, event):
""" Overrides the main event handler to catch resize events """
# Catch Resize event
if event.type() == QEvent.Resize:
# Update each page size limits to mainwidget's new size
for page in self.__pages:
page.widget.setMinimumSize(self.size())
page.widget.setMaximumSize(self.size())
# Update viewport size limits to mainwidget's new size
# It's a workaround for QScrollArea updateGeometry bug
self.viewport().setMinimumSize(self.size())
self.viewport().setMaximumSize(self.size())
# Update scrollbar position for current page
self.__scrollBar.setValue(self.__current * self.__base_value())
# Return the Event
return QScrollArea.event(self, event)
def keyPressEvent(self, event):
""" Overrides the keyPressEvent to ignore them """
pass
def wheelEvent(self, event):
""" Overrides the wheelEvent to ignore them """
pass
def createPage(self, widget, inMethod=None, outMethod=None):
""" Creates and adds new Page for given widget with given in/out methods.
widget: A QWidget which is the mainwidget for this Page
inMethod: (optional) QPageWidget triggers this method when the Page appear
outMethod: (optional) QPageWidget triggers this method when the Page disappear
"""
self.addPage(Page(widget, inMethod, outMethod))
def addPage(self, page):
""" Adds the given Page to the stack.
page: A Page object
"""
# First remove the last page; its __tmp_page
self.__pages.pop()
# Add new page
self.__pages.append(page)
self.layout.addWidget(page.widget)
# Add __tmp_page to end
self.__pages.append(self.__tmp_page)
self.layout.addWidget(self.__tmp_page.widget)
# Create connections for page navigation signals from new page
try:
page.widget.pageNext.connect(self.next)
page.widget.pagePrevious.connect(self.prev)
page.widget.setCurrent[int].connect(self.setCurrent)
except:
pass
def __setCurrent(self, pageNumber):
""" Internal method to set current page index. """
self.__last = self.__current
self.__current = min(max(0, pageNumber), len(self.__pages) - 2)
if pageNumber == len(self.__pages) - 1 and self.__return_to_first:
self.__current = 0
def setCurrent(self, pageNumber=0):
""" Set and flip the page with given pageNumber.
pageNumber: index number of Page (default is 0)
"""
self.__setCurrent(pageNumber)
self.flipPage()
def getCurrent(self):
""" Returns current page index. """
return self.__current
def getCurrentWidget(self):
""" Returns current page widget. """
return self.getWidget(self.getCurrent())
def getWidget(self, pageNumber):
""" Returns widget for given page index
pageNumber: index number of Page
"""
try:
return self.__pages[pageNumber].widget
except:
return None
def count(self):
""" Returns number of pages. """
return len(self.__pages) - 1
def setAnimation(self, animation=35):
""" Set the transition animation with the given animation.
animation: the number represents predefined QEasingCurves
List of predefined QEasingCurves can be found from:
http://doc.qt.nokia.com/4/qeasingcurve.html#Type-enum
Default is QEasingCurve::InOutBack (35)
"""
self.__animation = animation
self.__timeline.setEasingCurve(QEasingCurve(self.__animation))
def setDuration(self, duration=400):
""" Set the transition duration.
duration: duration time in ms
"""
self.__duration = duration
self.__timeline.setDuration(self.__duration)
def flipPage(self, direction=0):
""" Flip the page with given direction.
direction: can be -1, 0 or +1
-1: previous page (if exists)
0: just flip to current page
+1: next page (if exists)
"""
# Enable all widgets
for page in self.__pages:
page.widget.setEnabled(True)
# Check given direction
direction = direction if direction == 0 else max(min(1, direction), -1)
# If direction is equal to zero no need to re-set current
if not direction == 0:
self.__setCurrent(self.__current + direction)
# If last page is different from new page, flip it !
if not self.__last == self.__current:
self.__timeline.setFrameRange(self.__scrollBar.value(),
self.__current * self.__base_value())
self.__timeline.start()
def next(self):
""" Helper method to flip next page. """
self.flipPage(1)
def prev(self):
""" Helper method to flip previous page. """
self.flipPage(-1)
window = QWidget()
btn1 = QPushButton("One")
btn2 = QPushButton("Two")
btn3 = QPushButton("Three")
# Set the layout
box = QBoxLayout(QBoxLayout.Direction(0)) # TODO
box.addWidget(btn1)
box.addWidget(btn2)
box.addWidget(btn3)
box.setContentsMargins(0, 0, 0,
0) # set the spacing around the layout (in pixels)
box.setSpacing(0) # set the spacing between elements (in pixels)
window.setLayout(box)
# Show
window.show()
# The mainloop of the application. The event handling starts from this point.
# The exec_() method has an underscore. It is because the exec is a Python keyword. And thus, exec_() was used instead.
exit_code = app.exec_()
# The sys.exit() method ensures a clean exit.
# The environment will be informed, how the application ended.
sys.exit(exit_code)
class Demo(QWidget):
def __init__(self):
super().__init__()
self.setWindowTitle("测试")
# 窗口大小
self.resize(1400, 800)
# self.setFixedSize(1500, 600) # 设置窗口为固定尺寸， 此时窗口不可调整大小
# self.setMinimumSize(1800， 1000) # 设置窗口最大尺寸
# self.setMaximumSize(900， 300) # 设置窗口最小尺寸
# self.setWindowFlag(Qt.WindowStaysOnTopHint) # 设置窗口顶层显示
# self.setWindowFlags(Qt.FramelessWindowHint) # 设置无边框窗口样式，不显示最上面的标题栏
self.content_font = QFont("微软雅黑", 12, QFont.Medium) # 定义字体样式
self.center()
self.__setup_ui__()
# 控制窗口显示在屏幕中心的方法
def center(self):
# 获得窗口
qr = self.frameGeometry()
# 获得屏幕中心点
cp = QDesktopWidget().availableGeometry().center()
# 显示到屏幕中心
qr.moveCenter(cp)
self.move(qr.topLeft())
# 关闭窗口的时候,触发了QCloseEvent，需要重写closeEvent()事件处理程序，这样就可以弹出是否退出的确认窗口
def closeEvent(self, event):
reply = QMessageBox.question(
self,
"退出程序", # 提示框标题
"确定退出xxxx程序吗？", # 消息对话框中显示的文本
QMessageBox.Yes | QMessageBox.No, # 指定按钮的组合 Yes和No
QMessageBox.No # 默认的按钮焦点,这里默认是No按钮
)
# 判断按钮的选择
if reply == QMessageBox.Yes:
event.accept()
else:
event.ignore()
def __setup_ui__(self):
# 工具栏
self.frame_tool = QFrame(self)
self.frame_tool.setObjectName("frame_tool")
self.frame_tool.setGeometry(0, 0, self.width(), 25)
self.frame_tool.setStyleSheet("border-color: rgb(0, 0, 0);")
self.frame_tool.setFrameShape(QFrame.Panel)
self.frame_tool.setFrameShadow(QFrame.Raised)
# 1.1 界面1按钮
self.window1_btn = QToolButton(self.frame_tool)
self.window1_btn.setCheckable(True)
self.window1_btn.setText("window1")
self.window1_btn.setObjectName("menu_btn")
self.window1_btn.resize(100, 25)
self.window1_btn.clicked.connect(self.click_window1)
self.window1_btn.setAutoRaise(
True) # 去掉工具按钮的边框线如果是QPushButton按钮的话，就是用setFlat(True)这个方法，用法相同
# 1.2 界面2按钮
self.window2_btn = QToolButton(self.frame_tool)
self.window2_btn.setCheckable(True)
self.window2_btn.setText("window2")
self.window2_btn.setObjectName("menu_btn")
self.window2_btn.resize(100, 25)
self.window2_btn.move(self.window1_btn.width(), 0)
self.window2_btn.clicked.connect(self.click_window2)
self.window2_btn.setAutoRaise(True)
self.btn_group = QButtonGroup(self.frame_tool)
self.btn_group.addButton(self.window1_btn, 1)
self.btn_group.addButton(self.window2_btn, 2)
# 1.3 帮助下拉菜单栏
# 创建帮助工具按钮
help_btn = QToolButton(self.frame_tool)
help_btn.setText("帮助")
help_btn.setObjectName("menu_btn")
help_btn.resize(100, 25)
help_btn.move(self.window2_btn.x() + self.window2_btn.width(), 0)
help_btn.setAutoRaise(True)
help_btn.setPopupMode(QToolButton.InstantPopup)
# 创建关于菜单
help_menu = QMenu("帮助", self.frame_tool)
feedback_action = QAction(QIcon("xxx.png"), "反馈", help_menu)
feedback_action.triggered.connect(self.click_feedback)
about_action = QAction(QIcon("xxx.png"), "关于", help_menu)
about_action.triggered.connect(self.click_about)
# 把两个QAction放入help_menu
help_menu.addAction(feedback_action)
help_menu.addAction(about_action)
# 把help_menu放入help_btn
help_btn.setMenu(help_menu)
# 2. 工作区域
self.main_frame = QFrame(self)
self.main_frame.setGeometry(0, 25, self.width(),
self.height() - self.frame_tool.height())
# self.main_frame.setStyleSheet("background-color: rgb(65, 95, 255)")
# 创建堆叠布局
self.stacked_layout = QStackedLayout(self.main_frame)
# 第一个布局
self.main_frame1 = QMainWindow()
self.frame1_bar = QStatusBar()
self.frame1_bar.setObjectName("frame1_bar")
self.main_frame1.setStatusBar(self.frame1_bar)
self.frame1_bar.showMessage("欢迎进入frame1")
rom_frame = QFrame(self.main_frame1)
rom_frame.setGeometry(0, 0, self.width(),
self.main_frame.height() - 25)
rom_frame.setFrameShape(QFrame.Panel)
rom_frame.setFrameShadow(QFrame.Raised)
# 超链接
self.super_link = QLabel(rom_frame)
self.super_link.setText("""
超链接: <a href="https://blog.csdn.net/s_daqing">点击打开查看</a>
""")
self.super_link.setGeometry(20, 30, 300, 25)
self.super_link.setFont(self.content_font) # 使用字体样式
self.super_link.setOpenExternalLinks(True) # 使其成为超链接
self.super_link.setTextInteractionFlags(
Qt.TextBrowserInteraction) # 双击可以复制文本
self.start_btn = QPushButton("开 始", rom_frame)
self.start_btn.setGeometry(self.width() * 0.7,
self.height() * 0.8, 100, 40)
# self.start_btn.clicked.connect(self.start_btn_click)
self.quit_btn = QPushButton("退 出", rom_frame)
self.quit_btn.setGeometry(self.width() * 0.85,
self.height() * 0.8, 100, 40)
self.quit_btn.setStatusTip("点击关闭程序")
# self.quit_btn.clicked.connect(QCoreApplication.instance().quit) # 点击退出可以直接退出
self.quit_btn.clicked.connect(self.close) # 点击退出按钮的退出槽函数
#rom_frame1 = QFrame()
#rom_frame1.setFrameShape(QFrame.Panel)
#rom_frame1.setFrameShadow(QFrame.Raised)
#rom_frame2 = QFrame()
#rom_frame2.setFrameShape(QFrame.Panel)
#rom_frame2.setFrameShadow(QFrame.Raised)
# 创建布局管理器
self.layout1 = QBoxLayout(QBoxLayout.TopToBottom)
# 给管理器对象设置父控件
rom_frame.setLayout(self.layout1)
self.main_frame1.setCentralWidget(rom_frame)
# 把子控件添加到布局管理器中
#self.layout1.addWidget(rom_frame1, 1)
#self.layout1.addWidget(rom_frame2, 1)
self.layout1.setContentsMargins(0, 0, 0, 0) # 设置布局的左上右下外边距
self.layout1.setSpacing(0) # 设置子控件的内边距
frame1_bar_frame = QFrame(self.main_frame1)
frame1_bar_frame.setGeometry(0, self.main_frame.height(), self.width(),
25)
# 第二个布局
self.main_frame2 = QMainWindow()
self.frame2_bar = QStatusBar()
self.frame2_bar.setObjectName("frame2_bar")
self.main_frame2.setStatusBar(self.frame2_bar)
self.frame2_bar.showMessage("欢迎进入frame2")
custom_frame = QFrame(self.main_frame2)
custom_frame.setGeometry(0, 0, self.width(),
self.main_frame.height() - 25)
custom_frame.setFrameShape(QFrame.Panel)
custom_frame.setFrameShadow(QFrame.Raised)
custom_frame1 = QFrame()
custom_frame1.setFrameShape(QFrame.Panel)
custom_frame1.setFrameShadow(QFrame.Raised)
custom_frame2 = QFrame()
custom_frame2.setFrameShape(QFrame.Panel)
custom_frame2.setFrameShadow(QFrame.Raised)
custom_frame3 = QFrame()
custom_frame3.setFrameShape(QFrame.Panel)
custom_frame3.setFrameShadow(QFrame.Raised)
# 创建布局管理器
self.layout2 = QBoxLayout(QBoxLayout.TopToBottom)
# 给管理器对象设置父控件
custom_frame.setLayout(self.layout2)
"""
使用了父类为QMainWindow的话，在里面使用布局类，QGridLayout， QHBoxLayout ，QVBoxLayout 等等时，发现不好用，
加上下面这句代码就可以了，QMainWindow对象.setCentralWidget(这里填布局管理器的父控件对象)
"""
self.main_frame2.setCentralWidget(custom_frame)
# 把子控件添加到布局管理器中
self.layout2.addWidget(custom_frame1, 1)
self.layout2.addWidget(custom_frame2, 1)
self.layout2.addWidget(custom_frame3, 1)
self.layout2.setContentsMargins(0, 0, 0, 0) # 设置布局的左上右下外边距
self.layout2.setSpacing(0) # 设置子控件的内边距
frame2_bar_frame = QFrame(self.main_frame2)
frame2_bar_frame.setGeometry(0, self.main_frame.height(), self.width(),
25)
# 把两个布局放进去
self.stacked_layout.addWidget(self.main_frame1)
self.stacked_layout.addWidget(self.main_frame2)
def click_window1(self):
if self.stacked_layout.currentIndex() != 0:
self.stacked_layout.setCurrentIndex(0)
self.frame1_bar.showMessage("欢迎进入frame1")
def click_window2(self):
if self.stacked_layout.currentIndex() != 1:
self.stacked_layout.setCurrentIndex(1)
self.frame2_bar.showMessage("欢迎进入frame2")
QDesktopServices.openUrl(QUrl("https://www.csdn.net/")
) # 点击window2按钮后，执行这个槽函数的时候，会在浏览器自动打开这个网址
def click_feedback(self, event):
QMessageBox.about(self, "反馈",
"使用过程中如有疑问，请联系：xxxx.163.com\r\n\r\n版本：V1.0.1")
def click_about(self, event):
QMessageBox.about(self, "关于", "使用文档，请参考：xxxxxx")
class QPageWidget(QScrollArea):
""" The QPageWidget provides a stack widget with animated page transitions. """
#Emits
currentChanged = pyqtSignal()
def __init__(self, parent = None, direction = "ltr", rtf = False):
""" Creates a new QPageWidget on given parent object.
parent: QWidget parent
direction: "ltr" -> Left To Right
"ttb" -> Top To Bottom
rtf: Return to first, if its True it flips to the first page
when next page requested at the last page
"""
# First initialize, QPageWidget is based on QScrollArea
QScrollArea.__init__(self, parent)
# Properties for QScrollArea
self.setFrameShape(QFrame.NoFrame)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setWidgetResizable(True)
# Main widget, which stores all Pages in it
self.widget = QWidget(self)
# Layout based on QBoxLayout which supports Vertical or Horizontal layout
if direction == "ltr":
self.layout = QBoxLayout(QBoxLayout.LeftToRight, self.widget)
self.__scrollBar = self.horizontalScrollBar()
self.__base_value = self.width
else:
self.layout = QBoxLayout(QBoxLayout.TopToBottom, self.widget)
self.__scrollBar = self.verticalScrollBar()
self.__base_value = self.height
self.layout.setSpacing(0)
#qboxlayout setmargin özelliği yok
#self.layout.setMargin(0)
# Return to first
self.__return_to_first = rtf
# TMP_PAGE, its using as last page in stack
# A workaround for a QScrollArea bug
self.__tmp_page = Page(QWidget(self.widget))
self.__pages = [self.__tmp_page]
self.__current = 0
self.__last = 0
# Set main widget
self.setWidget(self.widget)
# Animation TimeLine
self.__timeline = QTimeLine()
self.__timeline.setUpdateInterval(2)
# Updates scrollbar position when frame changed
self.__timeline.frameChanged.connect(lambda x: self.__scrollBar.setValue(x))
# End of the animation
self.__timeline.finished.connect(self._animateFinished)
# Initialize animation
self.setAnimation()
self.setDuration()
def _animateFinished(self):
""" Its called by TimeLine when animation finished.
It first runs the outMethod of last Page and then the inMethod of current Page
Finally tt gives the focus to the current page and fixes the scrollBar
"""
# Disable other widgets
for page in self.__pages:
if not page == self.__pages[self.__current]:
page.widget.setEnabled(False)
# Run last page's outMethod if exists
if self.__pages[self.__last].outMethod:
self.__pages[self.__last].outMethod()
# Run new page's inMethod if exists
if self.__pages[self.__current].inMethod:
self.__pages[self.__current].inMethod()
# Give focus to the current Page
self.__pages[self.__current].widget.setFocus()
# Update scrollbar position for current page
self.__scrollBar.setValue(self.__current * self.__base_value())
# Emit currentChanged SIGNAL
self.currentChanged.emit()
def event(self, event):
""" Overrides the main event handler to catch resize events """
# Catch Resize event
if event.type() == QEvent.Resize:
# Update each page size limits to mainwidget's new size
for page in self.__pages:
page.widget.setMinimumSize(self.size())
page.widget.setMaximumSize(self.size())
# Update viewport size limits to mainwidget's new size
# It's a workaround for QScrollArea updateGeometry bug
self.viewport().setMinimumSize(self.size())
self.viewport().setMaximumSize(self.size())
# Update scrollbar position for current page
self.__scrollBar.setValue(self.__current * self.__base_value())
# Return the Event
return QScrollArea.event(self, event)
def keyPressEvent(self, event):
""" Overrides the keyPressEvent to ignore them """
pass
def wheelEvent(self, event):
""" Overrides the wheelEvent to ignore them """
pass
def createPage(self, widget, inMethod = None, outMethod = None):
""" Creates and adds new Page for given widget with given in/out methods.
widget: A QWidget which is the mainwidget for this Page
inMethod: (optional) QPageWidget triggers this method when the Page appear
outMethod: (optional) QPageWidget triggers this method when the Page disappear
"""
self.addPage(Page(widget, inMethod, outMethod))
def addPage(self, page):
""" Adds the given Page to the stack.
page: A Page object
"""
# First remove the last page; its __tmp_page
self.__pages.pop()
# Add new page
self.__pages.append(page)
self.layout.addWidget(page.widget)
# Add __tmp_page to end
self.__pages.append(self.__tmp_page)
self.layout.addWidget(self.__tmp_page.widget)
# Create connections for page navigation signals from new page
try:
page.widget.pageNext.connect(self.next)
page.widget.pagePrevious.connect(self.prev)
page.widget.setCurrent[int].connect(self.setCurrent)
except:
pass
def __setCurrent(self, pageNumber):
""" Internal method to set current page index. """
self.__last = self.__current
self.__current = min(max(0, pageNumber), len(self.__pages) - 2)
if pageNumber == len(self.__pages) - 1 and self.__return_to_first:
self.__current = 0
def setCurrent(self, pageNumber = 0):
""" Set and flip the page with given pageNumber.
pageNumber: index number of Page (default is 0)
"""
self.__setCurrent(pageNumber)
self.flipPage()
def getCurrent(self):
""" Returns current page index. """
return self.__current
def getCurrentWidget(self):
""" Returns current page widget. """
return self.getWidget(self.getCurrent())
def getWidget(self, pageNumber):
""" Returns widget for given page index
pageNumber: index number of Page
"""
try:
return self.__pages[pageNumber].widget
except:
return None
def count(self):
""" Returns number of pages. """
return len(self.__pages) - 1
def setAnimation(self, animation = 35):
""" Set the transition animation with the given animation.
animation: the number represents predefined QEasingCurves
List of predefined QEasingCurves can be found from:
http://doc.qt.nokia.com/4/qeasingcurve.html#Type-enum
Default is QEasingCurve::InOutBack (35)
"""
self.__animation = animation
self.__timeline.setEasingCurve(QEasingCurve(self.__animation))
def setDuration(self, duration = 400):
""" Set the transition duration.
duration: duration time in ms
"""
self.__duration = duration
self.__timeline.setDuration(self.__duration)
def flipPage(self, direction=0):
""" Flip the page with given direction.
direction: can be -1, 0 or +1
-1: previous page (if exists)
0: just flip to current page
+1: next page (if exists)
"""
# Enable all widgets
for page in self.__pages:
page.widget.setEnabled(True)
# Check given direction
direction = direction if direction == 0 else max(min(1, direction), -1)
# If direction is equal to zero no need to re-set current
if not direction == 0:
self.__setCurrent(self.__current + direction)
# If last page is different from new page, flip it !
if not self.__last == self.__current:
self.__timeline.setFrameRange(self.__scrollBar.value(), self.__current * self.__base_value())
self.__timeline.start()
def next(self):
""" Helper method to flip next page. """
self.flipPage(1)
def prev(self):
""" Helper method to flip previous page. """
self.flipPage(-1)
class QCustomWindowFrame(QFrame):
contentsChanged = pyqtSignal(QWidget)
def __init__(self):
super(QCustomWindowFrame, self).__init__(None)
self.titleBar = None
self.contents = None
self.sizeGrip = None
self.resizeMargin = 4
self.setMouseTracking(True)
self.layout = QBoxLayout(QBoxLayout.TopToBottom)
self.layout.setSpacing(0)
self.layout.setContentsMargins(0, 0, 0, 0)
self.setLayout(self.layout)
def __del__(self):
pass
@staticmethod
def wrapWidget(w):
windowFrame = QCustomWindowFrame()
windowFrame.internalSetContents(w)
return windowFrame
def ensureTitleBar(self):
if self.titleBar is None:
self.titleBar = QCustomTitleBar(self)
def internalSetContents(self, widget, useContentsGeometry=True):
if self.contents != None:
if self.contents.parentWidget() == self:
self.contents.setParent(None)
self.layout.removeWidget(self.sizeGrip)
self.layout.removeWidget(self.contents)
self.layout.removeWidget(self.titleBar)
self.contents.removeEventFilter(self)
self.contents.windowTitleChanged.disconnect(self.setWindowTitle)
self.contents.windowIconChanged.disconnect(self.onIconChange)
self.contents = widget
if self.contents != None:
self.contents.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
if self.contents.testAttribute(QtCore.Qt.WA_QuitOnClose):
self.contents.setAttribute(QtCore.Qt.WA_QuitOnClose, False)
self.setAttribute(QtCore.Qt.WA_QuitOnClose)
self.setAttribute(
QtCore.Qt.WA_DeleteOnClose,
self.contents.testAttribute(QtCore.Qt.WA_DeleteOnClose))
self.setWindowTitle(self.contents.windowTitle())
self.setWindowIcon(self.contents.windowIcon())
self.contents.installEventFilter(self)
self.contents.windowTitleChanged.connect(self.setWindowTitle)
self.contents.windowIconChanged.connect(self.onIconChange)
if useContentsGeometry:
self.contents.show()
self.setGeometry(self.contents.geometry())
self.contents.setParent(self)
else:
self.contents.setParent(self)
self.contents.show()
self.updateWindowFlags()
self.ensureTitleBar()
self.layout.addWidget(self.titleBar)
self.layout.addWidget(self.contents)
if self.sizeGrip == None:
self.sizeGrip = QSizeGrip(self)
self.sizeGrip.setMaximumHeight(2)
import sys
if sys.platform == 'darwin':
self.layout.addWidget(self.sizeGrip, 2) # osx
else:
self.layout.addWidget(self.sizeGrip, 2, QtCore.Qt.AlignBottom
| QtCore.Qt.AlignRight) # window
self.contentsChanged.emit(self.contents)
# def nativeEvent ( self, eventType, message, result ):
# if not self.titleBar:
# return False
# return super ().nativeEvent ( eventType, message, result )
def event(self, e):
if e.type() == QEvent.Show:
if not self.contents.isVisibleTo(self):
self.contents.show()
if e.type() == QEvent.Hide:
if self.contents != None:
if self.contents.isVisibleTo(self) and self.windowState(
) != QtCore.Qt.WindowMinimized:
self.contents.hide()
return super().event(e)
def closeEvent(self, e):
if self.contents != None and self.contents.isVisibleTo(self):
if not self.contents.close():
e.ignore()
super().closeEvent(e)
def changeEvent(self, e):
if (e.type() == QEvent.WindowStateChange
or e.type() == QEvent.ActivationChange
) and getMainWindow() and getMainWindow().windowState(
) == QtCore.Qt.WindowMinimized:
getMainWindow().setWindowState(QtCore.Qt.WindowNoState)
if self.titleBar != None:
self.titleBar.updateWindowStateButtons()
super().changeEvent(e)
def eventFilter(self, o, e):
if o == self.contents:
if self.contents.parentWidget() == self:
if e.type() == QEvent.Close:
self.close()
elif e.type() == QEvent.HideToParent:
if self.isVisible():
self.hide()
elif e.type() == QEvent.ShowToParent:
if not self.isVisible():
self.show()
return super().eventFilter(o, e)
def mouseReleaseEvent(self, e):
if self.titleBar is None:
e.ignore()
return
if e.button() == QtCore.Qt.LeftButton:
self.titleBar.dragging = False
super().mouseReleaseEvent(e)
# def nudgeWindow ( self ):
# pass
def calcFrameWindowFlags(self):
flags = self.windowFlags()
if self.contents:
# Get all window flags from contents, excluding WindowType flags.
flags = (flags & QtCore.Qt.WindowType_Mask) | (
self.contents.windowFlags() & ~QtCore.Qt.WindowType_Mask)
import sys
if sys.platform == 'darwin':
return flags | QtCore.Qt.FramelessWindowHint # osx FIXME: CustomizeWindowHint flag will show cocoa title bar.
else:
return flags | QtCore.Qt.FramelessWindowHint | QtCore.Qt.CustomizeWindowHint # windows
def updateWindowFlags(self):
if self.contents != None:
contentsWindowType = self.contents.windowFlags(
) & QtCore.Qt.WindowType_Mask
# Contents has window type set, assign them it to us.
if contentsWindowType != QtCore.Qt.Widget:
# Clear window type flags
self.setWindowFlags(self.windowFlags()
& ~QtCore.Qt.WindowType_Mask)
# Set window type from contents' flags, then clear contents' window type flags.
self.setWindowFlags(self.windowFlags() | contentsWindowType)
self.contents.setWindowFlags(self.windowFlags()
& ~QtCore.Qt.WindowType_Mask)
# No window type has been set on the contents, and we don't have any window flags
elif (self.windowFlags()
& QtCore.Qt.WindowType_Mask) == QtCore.Qt.Widget:
self.setWindowFlags(self.windowFlags() | QtCore.Qt.Window)
self.setWindowFlags(self.calcFrameWindowFlags())
def onIconChange(self):
if self.contents != None and self.windowIcon().cacheKey(
) != self.contents.windowIcon().cacheKey():
self.setWindowIcon(self.contents.windowIcon())
def getResizeMargin(self):
return self.resizeMargin
def setResizeMargin(self, resizeMargin):
self.resizeMargin = resizeMargin
class E5SideBar(QWidget):
"""
Class implementing a sidebar with a widget area, that is hidden or shown,
if the current tab is clicked again.
"""
Version = 1
North = 0
East = 1
South = 2
West = 3
def __init__(self, orientation=None, delay=200, parent=None):
"""
Constructor
@param orientation orientation of the sidebar widget (North, East,
South, West)
@param delay value for the expand/shrink delay in milliseconds
(integer)
@param parent parent widget (QWidget)
"""
super(E5SideBar, self).__init__(parent)
self.__tabBar = QTabBar()
self.__tabBar.setDrawBase(True)
self.__tabBar.setShape(QTabBar.RoundedNorth)
self.__tabBar.setUsesScrollButtons(True)
self.__tabBar.setDrawBase(False)
self.__stackedWidget = QStackedWidget(self)
self.__stackedWidget.setContentsMargins(0, 0, 0, 0)
self.__autoHideButton = QToolButton()
self.__autoHideButton.setCheckable(True)
self.__autoHideButton.setIcon(
UI.PixmapCache.getIcon("autoHideOff.png"))
self.__autoHideButton.setChecked(True)
self.__autoHideButton.setToolTip(
self.tr("Deselect to activate automatic collapsing"))
self.barLayout = QBoxLayout(QBoxLayout.LeftToRight)
self.barLayout.setContentsMargins(0, 0, 0, 0)
self.layout = QBoxLayout(QBoxLayout.TopToBottom)
self.layout.setContentsMargins(0, 0, 0, 0)
self.layout.setSpacing(0)
self.barLayout.addWidget(self.__autoHideButton)
self.barLayout.addWidget(self.__tabBar)
self.layout.addLayout(self.barLayout)
self.layout.addWidget(self.__stackedWidget)
self.setLayout(self.layout)
# initialize the delay timer
self.__actionMethod = None
self.__delayTimer = QTimer(self)
self.__delayTimer.setSingleShot(True)
self.__delayTimer.setInterval(delay)
self.__delayTimer.timeout.connect(self.__delayedAction)
self.__minimized = False
self.__minSize = 0
self.__maxSize = 0
self.__bigSize = QSize()
self.splitter = None
self.splitterSizes = []
self.__hasFocus = False
# flag storing if this widget or any child has the focus
self.__autoHide = False
self.__tabBar.installEventFilter(self)
self.__orientation = E5SideBar.North
if orientation is None:
orientation = E5SideBar.North
self.setOrientation(orientation)
self.__tabBar.currentChanged[int].connect(
self.__stackedWidget.setCurrentIndex)
e5App().focusChanged[QWidget, QWidget].connect(self.__appFocusChanged)
self.__autoHideButton.toggled[bool].connect(self.__autoHideToggled)
def setSplitter(self, splitter):
"""
Public method to set the splitter managing the sidebar.
@param splitter reference to the splitter (QSplitter)
"""
self.splitter = splitter
self.splitter.splitterMoved.connect(self.__splitterMoved)
self.splitter.setChildrenCollapsible(False)
index = self.splitter.indexOf(self)
self.splitter.setCollapsible(index, False)
def __splitterMoved(self, pos, index):
"""
Private slot to react on splitter moves.
@param pos new position of the splitter handle (integer)
@param index index of the splitter handle (integer)
"""
if self.splitter:
self.splitterSizes = self.splitter.sizes()
def __delayedAction(self):
"""
Private slot to handle the firing of the delay timer.
"""
if self.__actionMethod is not None:
self.__actionMethod()
def setDelay(self, delay):
"""
Public method to set the delay value for the expand/shrink delay in
milliseconds.
@param delay value for the expand/shrink delay in milliseconds
(integer)
"""
self.__delayTimer.setInterval(delay)
def delay(self):
"""
Public method to get the delay value for the expand/shrink delay in
milliseconds.
@return value for the expand/shrink delay in milliseconds (integer)
"""
return self.__delayTimer.interval()
def __cancelDelayTimer(self):
"""
Private method to cancel the current delay timer.
"""
self.__delayTimer.stop()
self.__actionMethod = None
def shrink(self):
"""
Public method to record a shrink request.
"""
self.__delayTimer.stop()
self.__actionMethod = self.__shrinkIt
self.__delayTimer.start()
def __shrinkIt(self):
"""
Private method to shrink the sidebar.
"""
self.__minimized = True
self.__bigSize = self.size()
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.__minSize = self.minimumSizeHint().height()
self.__maxSize = self.maximumHeight()
else:
self.__minSize = self.minimumSizeHint().width()
self.__maxSize = self.maximumWidth()
if self.splitter:
self.splitterSizes = self.splitter.sizes()
self.__stackedWidget.hide()
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.setFixedHeight(self.__tabBar.minimumSizeHint().height())
else:
self.setFixedWidth(self.__tabBar.minimumSizeHint().width())
self.__actionMethod = None
def expand(self):
"""
Public method to record a expand request.
"""
self.__delayTimer.stop()
self.__actionMethod = self.__expandIt
self.__delayTimer.start()
def __expandIt(self):
"""
Private method to expand the sidebar.
"""
self.__minimized = False
self.__stackedWidget.show()
self.resize(self.__bigSize)
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
minSize = max(self.__minSize, self.minimumSizeHint().height())
self.setMinimumHeight(minSize)
self.setMaximumHeight(self.__maxSize)
else:
minSize = max(self.__minSize, self.minimumSizeHint().width())
self.setMinimumWidth(minSize)
self.setMaximumWidth(self.__maxSize)
if self.splitter:
self.splitter.setSizes(self.splitterSizes)
self.__actionMethod = None
def isMinimized(self):
"""
Public method to check the minimized state.
@return flag indicating the minimized state (boolean)
"""
return self.__minimized
def isAutoHiding(self):
"""
Public method to check, if the auto hide function is active.
@return flag indicating the state of auto hiding (boolean)
"""
return self.__autoHide
def eventFilter(self, obj, evt):
"""
Public method to handle some events for the tabbar.
@param obj reference to the object (QObject)
@param evt reference to the event object (QEvent)
@return flag indicating, if the event was handled (boolean)
"""
if obj == self.__tabBar:
if evt.type() == QEvent.MouseButtonPress:
pos = evt.pos()
for i in range(self.__tabBar.count()):
if self.__tabBar.tabRect(i).contains(pos):
break
if i == self.__tabBar.currentIndex():
if self.isMinimized():
self.expand()
else:
self.shrink()
return True
elif self.isMinimized():
self.expand()
elif evt.type() == QEvent.Wheel:
if qVersion() >= "5.0.0":
delta = evt.angleDelta().y()
else:
delta = evt.delta()
if delta > 0:
self.prevTab()
else:
self.nextTab()
return True
return QWidget.eventFilter(self, obj, evt)
def addTab(self, widget, iconOrLabel, label=None):
"""
Public method to add a tab to the sidebar.
@param widget reference to the widget to add (QWidget)
@param iconOrLabel reference to the icon or the label text of the tab
(QIcon, string)
@param label the labeltext of the tab (string) (only to be
used, if the second parameter is a QIcon)
"""
if label:
index = self.__tabBar.addTab(iconOrLabel, label)
self.__tabBar.setTabToolTip(index, label)
else:
index = self.__tabBar.addTab(iconOrLabel)
self.__tabBar.setTabToolTip(index, iconOrLabel)
self.__stackedWidget.addWidget(widget)
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.__minSize = self.minimumSizeHint().height()
else:
self.__minSize = self.minimumSizeHint().width()
def insertTab(self, index, widget, iconOrLabel, label=None):
"""
Public method to insert a tab into the sidebar.
@param index the index to insert the tab at (integer)
@param widget reference to the widget to insert (QWidget)
@param iconOrLabel reference to the icon or the labeltext of the tab
(QIcon, string)
@param label the labeltext of the tab (string) (only to be
used, if the second parameter is a QIcon)
"""
if label:
index = self.__tabBar.insertTab(index, iconOrLabel, label)
self.__tabBar.setTabToolTip(index, label)
else:
index = self.__tabBar.insertTab(index, iconOrLabel)
self.__tabBar.setTabToolTip(index, iconOrLabel)
self.__stackedWidget.insertWidget(index, widget)
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.__minSize = self.minimumSizeHint().height()
else:
self.__minSize = self.minimumSizeHint().width()
def removeTab(self, index):
"""
Public method to remove a tab.
@param index the index of the tab to remove (integer)
"""
self.__stackedWidget.removeWidget(self.__stackedWidget.widget(index))
self.__tabBar.removeTab(index)
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.__minSize = self.minimumSizeHint().height()
else:
self.__minSize = self.minimumSizeHint().width()
def clear(self):
"""
Public method to remove all tabs.
"""
while self.count() > 0:
self.removeTab(0)
def prevTab(self):
"""
Public slot used to show the previous tab.
"""
ind = self.currentIndex() - 1
if ind == -1:
ind = self.count() - 1
self.setCurrentIndex(ind)
self.currentWidget().setFocus()
def nextTab(self):
"""
Public slot used to show the next tab.
"""
ind = self.currentIndex() + 1
if ind == self.count():
ind = 0
self.setCurrentIndex(ind)
self.currentWidget().setFocus()
def count(self):
"""
Public method to get the number of tabs.
@return number of tabs in the sidebar (integer)
"""
return self.__tabBar.count()
def currentIndex(self):
"""
Public method to get the index of the current tab.
@return index of the current tab (integer)
"""
return self.__stackedWidget.currentIndex()
def setCurrentIndex(self, index):
"""
Public slot to set the current index.
@param index the index to set as the current index (integer)
"""
self.__tabBar.setCurrentIndex(index)
self.__stackedWidget.setCurrentIndex(index)
if self.isMinimized():
self.expand()
def currentWidget(self):
"""
Public method to get a reference to the current widget.
@return reference to the current widget (QWidget)
"""
return self.__stackedWidget.currentWidget()
def setCurrentWidget(self, widget):
"""
Public slot to set the current widget.
@param widget reference to the widget to become the current widget
(QWidget)
"""
self.__stackedWidget.setCurrentWidget(widget)
self.__tabBar.setCurrentIndex(self.__stackedWidget.currentIndex())
if self.isMinimized():
self.expand()
def indexOf(self, widget):
"""
Public method to get the index of the given widget.
@param widget reference to the widget to get the index of (QWidget)
@return index of the given widget (integer)
"""
return self.__stackedWidget.indexOf(widget)
def isTabEnabled(self, index):
"""
Public method to check, if a tab is enabled.
@param index index of the tab to check (integer)
@return flag indicating the enabled state (boolean)
"""
return self.__tabBar.isTabEnabled(index)
def setTabEnabled(self, index, enabled):
"""
Public method to set the enabled state of a tab.
@param index index of the tab to set (integer)
@param enabled enabled state to set (boolean)
"""
self.__tabBar.setTabEnabled(index, enabled)
def orientation(self):
"""
Public method to get the orientation of the sidebar.
@return orientation of the sidebar (North, East, South, West)
"""
return self.__orientation
def setOrientation(self, orient):
"""
Public method to set the orientation of the sidebar.
@param orient orientation of the sidebar (North, East, South, West)
"""
if orient == E5SideBar.North:
self.__tabBar.setShape(QTabBar.RoundedNorth)
self.__tabBar.setSizePolicy(
QSizePolicy.Expanding, QSizePolicy.Preferred)
self.barLayout.setDirection(QBoxLayout.LeftToRight)
self.layout.setDirection(QBoxLayout.TopToBottom)
self.layout.setAlignment(self.barLayout, Qt.AlignLeft)
elif orient == E5SideBar.East:
self.__tabBar.setShape(QTabBar.RoundedEast)
self.__tabBar.setSizePolicy(
QSizePolicy.Preferred, QSizePolicy.Expanding)
self.barLayout.setDirection(QBoxLayout.TopToBottom)
self.layout.setDirection(QBoxLayout.RightToLeft)
self.layout.setAlignment(self.barLayout, Qt.AlignTop)
elif orient == E5SideBar.South:
self.__tabBar.setShape(QTabBar.RoundedSouth)
self.__tabBar.setSizePolicy(
QSizePolicy.Expanding, QSizePolicy.Preferred)
self.barLayout.setDirection(QBoxLayout.LeftToRight)
self.layout.setDirection(QBoxLayout.BottomToTop)
self.layout.setAlignment(self.barLayout, Qt.AlignLeft)
elif orient == E5SideBar.West:
self.__tabBar.setShape(QTabBar.RoundedWest)
self.__tabBar.setSizePolicy(
QSizePolicy.Preferred, QSizePolicy.Expanding)
self.barLayout.setDirection(QBoxLayout.TopToBottom)
self.layout.setDirection(QBoxLayout.LeftToRight)
self.layout.setAlignment(self.barLayout, Qt.AlignTop)
self.__orientation = orient
def tabIcon(self, index):
"""
Public method to get the icon of a tab.
@param index index of the tab (integer)
@return icon of the tab (QIcon)
"""
return self.__tabBar.tabIcon(index)
def setTabIcon(self, index, icon):
"""
Public method to set the icon of a tab.
@param index index of the tab (integer)
@param icon icon to be set (QIcon)
"""
self.__tabBar.setTabIcon(index, icon)
def tabText(self, index):
"""
Public method to get the text of a tab.
@param index index of the tab (integer)
@return text of the tab (string)
"""
return self.__tabBar.tabText(index)
def setTabText(self, index, text):
"""
Public method to set the text of a tab.
@param index index of the tab (integer)
@param text text to set (string)
"""
self.__tabBar.setTabText(index, text)
def tabToolTip(self, index):
"""
Public method to get the tooltip text of a tab.
@param index index of the tab (integer)
@return tooltip text of the tab (string)
"""
return self.__tabBar.tabToolTip(index)
def setTabToolTip(self, index, tip):
"""
Public method to set the tooltip text of a tab.
@param index index of the tab (integer)
@param tip tooltip text to set (string)
"""
self.__tabBar.setTabToolTip(index, tip)
def tabWhatsThis(self, index):
"""
Public method to get the WhatsThis text of a tab.
@param index index of the tab (integer)
@return WhatsThis text of the tab (string)
"""
return self.__tabBar.tabWhatsThis(index)
def setTabWhatsThis(self, index, text):
"""
Public method to set the WhatsThis text of a tab.
@param index index of the tab (integer)
@param text WhatsThis text to set (string)
"""
self.__tabBar.setTabWhatsThis(index, text)
def widget(self, index):
"""
Public method to get a reference to the widget associated with a tab.
@param index index of the tab (integer)
@return reference to the widget (QWidget)
"""
return self.__stackedWidget.widget(index)
def saveState(self):
"""
Public method to save the state of the sidebar.
@return saved state as a byte array (QByteArray)
"""
if len(self.splitterSizes) == 0:
if self.splitter:
self.splitterSizes = self.splitter.sizes()
self.__bigSize = self.size()
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.__minSize = self.minimumSizeHint().height()
self.__maxSize = self.maximumHeight()
else:
self.__minSize = self.minimumSizeHint().width()
self.__maxSize = self.maximumWidth()
data = QByteArray()
stream = QDataStream(data, QIODevice.WriteOnly)
stream.setVersion(QDataStream.Qt_4_6)
stream.writeUInt16(self.Version)
stream.writeBool(self.__minimized)
stream << self.__bigSize
stream.writeUInt16(self.__minSize)
stream.writeUInt16(self.__maxSize)
stream.writeUInt16(len(self.splitterSizes))
for size in self.splitterSizes:
stream.writeUInt16(size)
stream.writeBool(self.__autoHide)
return data
def restoreState(self, state):
"""
Public method to restore the state of the sidebar.
@param state byte array containing the saved state (QByteArray)
@return flag indicating success (boolean)
"""
if state.isEmpty():
return False
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
minSize = self.layout.minimumSize().height()
maxSize = self.maximumHeight()
else:
minSize = self.layout.minimumSize().width()
maxSize = self.maximumWidth()
data = QByteArray(state)
stream = QDataStream(data, QIODevice.ReadOnly)
stream.setVersion(QDataStream.Qt_4_6)
stream.readUInt16() # version
minimized = stream.readBool()
if minimized and not self.__minimized:
self.shrink()
stream >> self.__bigSize
self.__minSize = max(stream.readUInt16(), minSize)
self.__maxSize = max(stream.readUInt16(), maxSize)
count = stream.readUInt16()
self.splitterSizes = []
for i in range(count):
self.splitterSizes.append(stream.readUInt16())
self.__autoHide = stream.readBool()
self.__autoHideButton.setChecked(not self.__autoHide)
if not minimized:
self.expand()
return True
#######################################################################
## methods below implement the autohide functionality
#######################################################################
def __autoHideToggled(self, checked):
"""
Private slot to handle the toggling of the autohide button.
@param checked flag indicating the checked state of the button
(boolean)
"""
self.__autoHide = not checked
if self.__autoHide:
self.__autoHideButton.setIcon(
UI.PixmapCache.getIcon("autoHideOn.png"))
else:
self.__autoHideButton.setIcon(
UI.PixmapCache.getIcon("autoHideOff.png"))
def __appFocusChanged(self, old, now):
"""
Private slot to handle a change of the focus.
@param old reference to the widget, that lost focus (QWidget or None)
@param now reference to the widget having the focus (QWidget or None)
"""
self.__hasFocus = self.isAncestorOf(now)
if self.__autoHide and not self.__hasFocus and not self.isMinimized():
self.shrink()
elif self.__autoHide and self.__hasFocus and self.isMinimized():
self.expand()
def enterEvent(self, event):
"""
Protected method to handle the mouse entering this widget.
@param event reference to the event (QEvent)
"""
if self.__autoHide and self.isMinimized():
self.expand()
else:
self.__cancelDelayTimer()
def leaveEvent(self, event):
"""
Protected method to handle the mouse leaving this widget.
@param event reference to the event (QEvent)
"""
if self.__autoHide and not self.__hasFocus and not self.isMinimized():
self.shrink()
else:
self.__cancelDelayTimer()
def shutdown(self):
"""
Public method to shut down the object.
This method does some preparations so the object can be deleted
properly. It disconnects from the focusChanged signal in order to
avoid trouble later on.
"""
e5App().focusChanged[QWidget, QWidget].disconnect(
self.__appFocusChanged)
def load_settings_widgets_from_pipeline_groupbox(self, position):
"""
Extracts all widgets from a single algorithm and returns a QBoxLayout
Args:
alg: the alg instance we extract from
Returns: a QBoxLayout containing all widgets for this particular alg.
"""
alg = self.pipeline.executed_cats[position].active_algorithm
print("alg " + str(alg))
print("cat " + str(self.pipeline.executed_cats[position]))
empty_flag = True
groupOfSliders = QGroupBox()
sp = QSizePolicy()
sp.setVerticalPolicy(QSizePolicy.Preferred)
# groupOfSliders.setSizePolicy(sp)
groupOfSliderssLayout = QBoxLayout(QBoxLayout.TopToBottom)
groupOfSliderssLayout.setContentsMargins(0, -0, -0, 0)
groupOfSliderssLayout.setAlignment(Qt.AlignTop)
groupOfSliderssLayout.setSpacing(0)
print("Build Slider @ "+ str(position))
# create integer sliders
for slider in alg.integer_sliders:
empty_flag = False
print("slider.value " + str(slider.value))
print("slider " + str(slider))
#print(alg.get_name() + ": add slider (int).")
groupOfSliderssLayout.addWidget(
SliderWidget(slider.name, slider.lower, slider.upper, slider.step_size, slider.value,
slider.set_value, False))
# create float sliders
for slider in alg.float_sliders:
empty_flag = False
#print(alg.get_name() + ": add slider (float).")
groupOfSliderssLayout.addWidget(
SliderWidget(slider.name, slider.lower, slider.upper, slider.step_size, slider.value,
slider.set_value, True), 0, Qt.AlignTop)
# create checkboxes
for checkbox in alg.checkboxes:
empty_flag = False
#print(alg.get_name() + ": add checkbox.")
groupOfSliderssLayout.addWidget(CheckBoxWidget(checkbox.name, checkbox.value, checkbox.set_value), 0,
Qt.AlignTop)
# create dropdowns
for combobox in alg.drop_downs:
empty_flag = False
#print(alg.get_name() + ": add combobox.")
groupOfSliderssLayout.addWidget(
ComboBoxWidget(combobox.name, combobox.options, combobox.set_value, combobox.value), 0, Qt.AlignTop)
if empty_flag:
label = QLabel()
label.setText("This algorithm has no Settings.")
groupOfSliderssLayout.addWidget(label, 0, Qt.AlignHCenter)
groupOfSliders.setLayout(groupOfSliderssLayout)
return groupOfSliders
def newbeta(self):
#self.setStyleSheet("QPushButton { margin: 450pxself.setLayout(self.box)
try:
self.labe = QLabel(self)
self.labe.setText("Welcome")
self.labe.setAlignment(Qt.AlignCenter)
self.labe.setFont(lf)
self.labe.resize(160, 100)
self.label = QLabel(self)
self.label.setText("**Enter your credentials to login to Register")
self.l1 = QLabel(self)
self.l1.setText(' Registration Form')
self.l1.resize(150, 100)
self.l2 = QLabel(self)
self.l2.setText(' Full Name')
self.l2.resize(150, 100)
self.l2.move(0.32 * sw, 0.22 * sh)
self.fnme = QLineEdit(self)
self.fnme.setText("Full Name")
self.l3 = QLabel(self)
self.l3.setText(' Username')
self.us = QLineEdit(self)
self.us.setText("Username")
self.l4 = QLabel(self)
self.l4.setText(' Password')
self.us1 = QLineEdit(self)
self.us1.setText("Password")
self.us1.setEchoMode(QLineEdit.PasswordEchoOnEdit)
self.l5 = QLabel(self)
self.l5.setText(' Confirm Password')
self.l5.resize(150, 100)
self.l5.move(0.32 * sw, 0.40 * sh)
self.us2 = QLineEdit(self)
self.us2.setText("Confirm ")
self.us2.setEchoMode(QLineEdit.Password)
self.l6 = QLabel(self)
self.l6.setText(' Roll No')
self.us3 = QLineEdit(self)
self.us3.setText("Roll No")
self.l7 = QLabel(self)
self.l7.setText(' Gender')
self.gen = QComboBox(self)
self.gen.addItem(" Male", )
self.gen.addItem(" Female", )
self.gen.addItem(" Others", )
self.current = 'None'
self.gen.activated.connect(self.handleActivated)
self.l8 = QLabel(self)
self.l8.setText(' Date of Birth')
self.dt = QPushButton('Calendar', self)
self.dt.setToolTip('Click Here to see the Calendar ')
#self.dt.clicked.connect(dante)
self.l9 = QLabel(self)
self.l9.setText(' email ID')
self.us6 = QLineEdit(self)
self.us6.setText(" email ID")
self.ag = QCheckBox("I Agree To Terms And Condition", self)
self.but1 = QPushButton('Reset', self)
self.but1.setToolTip('Click Here To Go Back To Sign-In Form')
self.but1.resize(170, 20)
self.but1.clicked.connect(lambda: self.on_reset1('regclear'))
self.butt2 = QPushButton('Back', self)
self.butt2.setToolTip('Click Here to Reset The Form')
self.butt2.clicked.connect(lambda: self.on_back)
self.butt3 = QPushButton('Register', self)
self.butt3.setToolTip('Click here to Register And use the App')
self.butt3.clicked.connect(self.on_yes)
box = QBoxLayout(QBoxLayout.LeftToRight)
box.stretch(1)
box.setSpacing(1)
box.addWidget(self.but1)
box.addWidget(self.butt2)
box.addWidget(self.butt3)
ay1 = QBoxLayout(QBoxLayout.LeftToRight)
aya = QBoxLayout(QBoxLayout.LeftToRight)
ay2 = QBoxLayout(QBoxLayout.LeftToRight)
ay3 = QBoxLayout(QBoxLayout.LeftToRight)
ay4 = QBoxLayout(QBoxLayout.LeftToRight)
ay5 = QBoxLayout(QBoxLayout.LeftToRight)
ay6 = QBoxLayout(QBoxLayout.LeftToRight)
ay7 = QBoxLayout(QBoxLayout.LeftToRight)
ay8 = QBoxLayout(QBoxLayout.LeftToRight)
ay9 = QBoxLayout(QBoxLayout.LeftToRight)
ay10 = QBoxLayout(QBoxLayout.LeftToRight)
ay1.addWidget(self.labe)
aya.addWidget(self.label)
aya.addWidget(self.l1)
ay2.addWidget(self.l2)
ay2.addWidget(self.fnme)
ay3.addWidget(self.l3)
ay3.addWidget(self.us)
ay4.addWidget(self.l4)
ay4.addWidget(self.us1)
ay5.addWidget(self.l5)
ay5.addWidget(self.us2)
ay6.addWidget(self.l6)
ay6.addWidget(self.us3)
ay7.addWidget(self.l7)
ay7.addWidget(self.gen)
ay8.addWidget(self.l8)
ay8.addWidget(self.dt)
#ay8.addWidget(self.us5)
ay9.addWidget(self.l9)
ay9.addWidget(self.us6)
ay10.addWidget(self.ag)
#self.la.setContentsMargins(0.44*sw, 0.2*sh, 0.44*sw,0
box1 = QVBoxLayout()
box1.stretch(1)
box1.setSpacing(8)
#box1.setContentsMargins(0.44*sw, 0.1*sh, 0.44*sw,0.1*sh)
box1.addLayout(ay1)
box1.addLayout(aya)
box1.addLayout(ay2)
box1.addLayout(ay3)
box1.addLayout(ay4)
box1.addLayout(ay5)
box1.addLayout(ay6)
box1.addLayout(ay7)
box1.addLayout(ay8)
box1.addLayout(ay9)
box1.addLayout(ay10)
box1.addLayout(box)
self.reGGG.setLayout(box1)
except Exception as dumm1:
print(dumm1)
class E5SideBar(QWidget):
"""
Class implementing a sidebar with a widget area, that is hidden or shown,
if the current tab is clicked again.
"""
Version = 1
North = 0
East = 1
South = 2
West = 3
def __init__(self, orientation=None, delay=200, parent=None):
"""
Constructor
@param orientation orientation of the sidebar widget (North, East,
South, West)
@param delay value for the expand/shrink delay in milliseconds
(integer)
@param parent parent widget (QWidget)
"""
super(E5SideBar, self).__init__(parent)
self.__tabBar = QTabBar()
self.__tabBar.setDrawBase(True)
self.__tabBar.setShape(QTabBar.RoundedNorth)
self.__tabBar.setUsesScrollButtons(True)
self.__tabBar.setDrawBase(False)
self.__stackedWidget = QStackedWidget(self)
self.__stackedWidget.setContentsMargins(0, 0, 0, 0)
self.__autoHideButton = QToolButton()
self.__autoHideButton.setCheckable(True)
self.__autoHideButton.setIcon(
UI.PixmapCache.getIcon("autoHideOff.png"))
self.__autoHideButton.setChecked(True)
self.__autoHideButton.setToolTip(
self.tr("Deselect to activate automatic collapsing"))
self.barLayout = QBoxLayout(QBoxLayout.LeftToRight)
self.barLayout.setContentsMargins(0, 0, 0, 0)
self.layout = QBoxLayout(QBoxLayout.TopToBottom)
self.layout.setContentsMargins(0, 0, 0, 0)
self.layout.setSpacing(0)
self.barLayout.addWidget(self.__autoHideButton)
self.barLayout.addWidget(self.__tabBar)
self.layout.addLayout(self.barLayout)
self.layout.addWidget(self.__stackedWidget)
self.setLayout(self.layout)
# initialize the delay timer
self.__actionMethod = None
self.__delayTimer = QTimer(self)
self.__delayTimer.setSingleShot(True)
self.__delayTimer.setInterval(delay)
self.__delayTimer.timeout.connect(self.__delayedAction)
self.__minimized = False
self.__minSize = 0
self.__maxSize = 0
self.__bigSize = QSize()
self.splitter = None
self.splitterSizes = []
self.__hasFocus = False
# flag storing if this widget or any child has the focus
self.__autoHide = False
self.__tabBar.installEventFilter(self)
self.__orientation = E5SideBar.North
if orientation is None:
orientation = E5SideBar.North
self.setOrientation(orientation)
self.__tabBar.currentChanged[int].connect(
self.__stackedWidget.setCurrentIndex)
e5App().focusChanged.connect(self.__appFocusChanged)
self.__autoHideButton.toggled[bool].connect(self.__autoHideToggled)
def setSplitter(self, splitter):
"""
Public method to set the splitter managing the sidebar.
@param splitter reference to the splitter (QSplitter)
"""
self.splitter = splitter
self.splitter.splitterMoved.connect(self.__splitterMoved)
self.splitter.setChildrenCollapsible(False)
index = self.splitter.indexOf(self)
self.splitter.setCollapsible(index, False)
def __splitterMoved(self, pos, index):
"""
Private slot to react on splitter moves.
@param pos new position of the splitter handle (integer)
@param index index of the splitter handle (integer)
"""
if self.splitter:
self.splitterSizes = self.splitter.sizes()
def __delayedAction(self):
"""
Private slot to handle the firing of the delay timer.
"""
if self.__actionMethod is not None:
self.__actionMethod()
def setDelay(self, delay):
"""
Public method to set the delay value for the expand/shrink delay in
milliseconds.
@param delay value for the expand/shrink delay in milliseconds
(integer)
"""
self.__delayTimer.setInterval(delay)
def delay(self):
"""
Public method to get the delay value for the expand/shrink delay in
milliseconds.
@return value for the expand/shrink delay in milliseconds (integer)
"""
return self.__delayTimer.interval()
def __cancelDelayTimer(self):
"""
Private method to cancel the current delay timer.
"""
self.__delayTimer.stop()
self.__actionMethod = None
def shrink(self):
"""
Public method to record a shrink request.
"""
self.__delayTimer.stop()
self.__actionMethod = self.__shrinkIt
self.__delayTimer.start()
def __shrinkIt(self):
"""
Private method to shrink the sidebar.
"""
self.__minimized = True
self.__bigSize = self.size()
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.__minSize = self.minimumSizeHint().height()
self.__maxSize = self.maximumHeight()
else:
self.__minSize = self.minimumSizeHint().width()
self.__maxSize = self.maximumWidth()
if self.splitter:
self.splitterSizes = self.splitter.sizes()
self.__stackedWidget.hide()
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.setFixedHeight(self.__tabBar.minimumSizeHint().height())
else:
self.setFixedWidth(self.__tabBar.minimumSizeHint().width())
self.__actionMethod = None
def expand(self):
"""
Public method to record a expand request.
"""
self.__delayTimer.stop()
self.__actionMethod = self.__expandIt
self.__delayTimer.start()
def __expandIt(self):
"""
Private method to expand the sidebar.
"""
self.__minimized = False
self.__stackedWidget.show()
self.resize(self.__bigSize)
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
minSize = max(self.__minSize, self.minimumSizeHint().height())
self.setMinimumHeight(minSize)
self.setMaximumHeight(self.__maxSize)
else:
minSize = max(self.__minSize, self.minimumSizeHint().width())
self.setMinimumWidth(minSize)
self.setMaximumWidth(self.__maxSize)
if self.splitter:
self.splitter.setSizes(self.splitterSizes)
self.__actionMethod = None
def isMinimized(self):
"""
Public method to check the minimized state.
@return flag indicating the minimized state (boolean)
"""
return self.__minimized
def isAutoHiding(self):
"""
Public method to check, if the auto hide function is active.
@return flag indicating the state of auto hiding (boolean)
"""
return self.__autoHide
def eventFilter(self, obj, evt):
"""
Public method to handle some events for the tabbar.
@param obj reference to the object (QObject)
@param evt reference to the event object (QEvent)
@return flag indicating, if the event was handled (boolean)
"""
if obj == self.__tabBar:
if evt.type() == QEvent.MouseButtonPress:
pos = evt.pos()
for i in range(self.__tabBar.count()):
if self.__tabBar.tabRect(i).contains(pos):
break
if i == self.__tabBar.currentIndex():
if self.isMinimized():
self.expand()
else:
self.shrink()
return True
elif self.isMinimized():
self.expand()
elif evt.type() == QEvent.Wheel:
if qVersion() >= "5.0.0":
delta = evt.angleDelta().y()
else:
delta = evt.delta()
if delta > 0:
self.prevTab()
else:
self.nextTab()
return True
return QWidget.eventFilter(self, obj, evt)
def addTab(self, widget, iconOrLabel, label=None):
"""
Public method to add a tab to the sidebar.
@param widget reference to the widget to add (QWidget)
@param iconOrLabel reference to the icon or the label text of the tab
(QIcon, string)
@param label the labeltext of the tab (string) (only to be
used, if the second parameter is a QIcon)
"""
if label:
index = self.__tabBar.addTab(iconOrLabel, label)
self.__tabBar.setTabToolTip(index, label)
else:
index = self.__tabBar.addTab(iconOrLabel)
self.__tabBar.setTabToolTip(index, iconOrLabel)
self.__stackedWidget.addWidget(widget)
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.__minSize = self.minimumSizeHint().height()
else:
self.__minSize = self.minimumSizeHint().width()
def insertTab(self, index, widget, iconOrLabel, label=None):
"""
Public method to insert a tab into the sidebar.
@param index the index to insert the tab at (integer)
@param widget reference to the widget to insert (QWidget)
@param iconOrLabel reference to the icon or the labeltext of the tab
(QIcon, string)
@param label the labeltext of the tab (string) (only to be
used, if the second parameter is a QIcon)
"""
if label:
index = self.__tabBar.insertTab(index, iconOrLabel, label)
self.__tabBar.setTabToolTip(index, label)
else:
index = self.__tabBar.insertTab(index, iconOrLabel)
self.__tabBar.setTabToolTip(index, iconOrLabel)
self.__stackedWidget.insertWidget(index, widget)
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.__minSize = self.minimumSizeHint().height()
else:
self.__minSize = self.minimumSizeHint().width()
def removeTab(self, index):
"""
Public method to remove a tab.
@param index the index of the tab to remove (integer)
"""
self.__stackedWidget.removeWidget(self.__stackedWidget.widget(index))
self.__tabBar.removeTab(index)
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.__minSize = self.minimumSizeHint().height()
else:
self.__minSize = self.minimumSizeHint().width()
def clear(self):
"""
Public method to remove all tabs.
"""
while self.count() > 0:
self.removeTab(0)
def prevTab(self):
"""
Public slot used to show the previous tab.
"""
ind = self.currentIndex() - 1
if ind == -1:
ind = self.count() - 1
self.setCurrentIndex(ind)
self.currentWidget().setFocus()
def nextTab(self):
"""
Public slot used to show the next tab.
"""
ind = self.currentIndex() + 1
if ind == self.count():
ind = 0
self.setCurrentIndex(ind)
self.currentWidget().setFocus()
def count(self):
"""
Public method to get the number of tabs.
@return number of tabs in the sidebar (integer)
"""
return self.__tabBar.count()
def currentIndex(self):
"""
Public method to get the index of the current tab.
@return index of the current tab (integer)
"""
return self.__stackedWidget.currentIndex()
def setCurrentIndex(self, index):
"""
Public slot to set the current index.
@param index the index to set as the current index (integer)
"""
self.__tabBar.setCurrentIndex(index)
self.__stackedWidget.setCurrentIndex(index)
if self.isMinimized():
self.expand()
def currentWidget(self):
"""
Public method to get a reference to the current widget.
@return reference to the current widget (QWidget)
"""
return self.__stackedWidget.currentWidget()
def setCurrentWidget(self, widget):
"""
Public slot to set the current widget.
@param widget reference to the widget to become the current widget
(QWidget)
"""
self.__stackedWidget.setCurrentWidget(widget)
self.__tabBar.setCurrentIndex(self.__stackedWidget.currentIndex())
if self.isMinimized():
self.expand()
def indexOf(self, widget):
"""
Public method to get the index of the given widget.
@param widget reference to the widget to get the index of (QWidget)
@return index of the given widget (integer)
"""
return self.__stackedWidget.indexOf(widget)
def isTabEnabled(self, index):
"""
Public method to check, if a tab is enabled.
@param index index of the tab to check (integer)
@return flag indicating the enabled state (boolean)
"""
return self.__tabBar.isTabEnabled(index)
def setTabEnabled(self, index, enabled):
"""
Public method to set the enabled state of a tab.
@param index index of the tab to set (integer)
@param enabled enabled state to set (boolean)
"""
self.__tabBar.setTabEnabled(index, enabled)
def orientation(self):
"""
Public method to get the orientation of the sidebar.
@return orientation of the sidebar (North, East, South, West)
"""
return self.__orientation
def setOrientation(self, orient):
"""
Public method to set the orientation of the sidebar.
@param orient orientation of the sidebar (North, East, South, West)
"""
if orient == E5SideBar.North:
self.__tabBar.setShape(QTabBar.RoundedNorth)
self.__tabBar.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Preferred)
self.barLayout.setDirection(QBoxLayout.LeftToRight)
self.layout.setDirection(QBoxLayout.TopToBottom)
self.layout.setAlignment(self.barLayout, Qt.AlignLeft)
elif orient == E5SideBar.East:
self.__tabBar.setShape(QTabBar.RoundedEast)
self.__tabBar.setSizePolicy(QSizePolicy.Preferred,
QSizePolicy.Expanding)
self.barLayout.setDirection(QBoxLayout.TopToBottom)
self.layout.setDirection(QBoxLayout.RightToLeft)
self.layout.setAlignment(self.barLayout, Qt.AlignTop)
elif orient == E5SideBar.South:
self.__tabBar.setShape(QTabBar.RoundedSouth)
self.__tabBar.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Preferred)
self.barLayout.setDirection(QBoxLayout.LeftToRight)
self.layout.setDirection(QBoxLayout.BottomToTop)
self.layout.setAlignment(self.barLayout, Qt.AlignLeft)
elif orient == E5SideBar.West:
self.__tabBar.setShape(QTabBar.RoundedWest)
self.__tabBar.setSizePolicy(QSizePolicy.Preferred,
QSizePolicy.Expanding)
self.barLayout.setDirection(QBoxLayout.TopToBottom)
self.layout.setDirection(QBoxLayout.LeftToRight)
self.layout.setAlignment(self.barLayout, Qt.AlignTop)
self.__orientation = orient
def tabIcon(self, index):
"""
Public method to get the icon of a tab.
@param index index of the tab (integer)
@return icon of the tab (QIcon)
"""
return self.__tabBar.tabIcon(index)
def setTabIcon(self, index, icon):
"""
Public method to set the icon of a tab.
@param index index of the tab (integer)
@param icon icon to be set (QIcon)
"""
self.__tabBar.setTabIcon(index, icon)
def tabText(self, index):
"""
Public method to get the text of a tab.
@param index index of the tab (integer)
@return text of the tab (string)
"""
return self.__tabBar.tabText(index)
def setTabText(self, index, text):
"""
Public method to set the text of a tab.
@param index index of the tab (integer)
@param text text to set (string)
"""
self.__tabBar.setTabText(index, text)
def tabToolTip(self, index):
"""
Public method to get the tooltip text of a tab.
@param index index of the tab (integer)
@return tooltip text of the tab (string)
"""
return self.__tabBar.tabToolTip(index)
def setTabToolTip(self, index, tip):
"""
Public method to set the tooltip text of a tab.
@param index index of the tab (integer)
@param tip tooltip text to set (string)
"""
self.__tabBar.setTabToolTip(index, tip)
def tabWhatsThis(self, index):
"""
Public method to get the WhatsThis text of a tab.
@param index index of the tab (integer)
@return WhatsThis text of the tab (string)
"""
return self.__tabBar.tabWhatsThis(index)
def setTabWhatsThis(self, index, text):
"""
Public method to set the WhatsThis text of a tab.
@param index index of the tab (integer)
@param text WhatsThis text to set (string)
"""
self.__tabBar.setTabWhatsThis(index, text)
def widget(self, index):
"""
Public method to get a reference to the widget associated with a tab.
@param index index of the tab (integer)
@return reference to the widget (QWidget)
"""
return self.__stackedWidget.widget(index)
def saveState(self):
"""
Public method to save the state of the sidebar.
@return saved state as a byte array (QByteArray)
"""
if len(self.splitterSizes) == 0:
if self.splitter:
self.splitterSizes = self.splitter.sizes()
self.__bigSize = self.size()
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
self.__minSize = self.minimumSizeHint().height()
self.__maxSize = self.maximumHeight()
else:
self.__minSize = self.minimumSizeHint().width()
self.__maxSize = self.maximumWidth()
data = QByteArray()
stream = QDataStream(data, QIODevice.WriteOnly)
stream.setVersion(QDataStream.Qt_4_6)
stream.writeUInt16(self.Version)
stream.writeBool(self.__minimized)
stream << self.__bigSize
stream.writeUInt16(self.__minSize)
stream.writeUInt16(self.__maxSize)
stream.writeUInt16(len(self.splitterSizes))
for size in self.splitterSizes:
stream.writeUInt16(size)
stream.writeBool(self.__autoHide)
return data
def restoreState(self, state):
"""
Public method to restore the state of the sidebar.
@param state byte array containing the saved state (QByteArray)
@return flag indicating success (boolean)
"""
if state.isEmpty():
return False
if self.__orientation in [E5SideBar.North, E5SideBar.South]:
minSize = self.layout.minimumSize().height()
maxSize = self.maximumHeight()
else:
minSize = self.layout.minimumSize().width()
maxSize = self.maximumWidth()
data = QByteArray(state)
stream = QDataStream(data, QIODevice.ReadOnly)
stream.setVersion(QDataStream.Qt_4_6)
stream.readUInt16() # version
minimized = stream.readBool()
if minimized and not self.__minimized:
self.shrink()
stream >> self.__bigSize
self.__minSize = max(stream.readUInt16(), minSize)
self.__maxSize = max(stream.readUInt16(), maxSize)
count = stream.readUInt16()
self.splitterSizes = []
for i in range(count):
self.splitterSizes.append(stream.readUInt16())
self.__autoHide = stream.readBool()
self.__autoHideButton.setChecked(not self.__autoHide)
if not minimized:
self.expand()
return True
#######################################################################
## methods below implement the autohide functionality
#######################################################################
def __autoHideToggled(self, checked):
"""
Private slot to handle the toggling of the autohide button.
@param checked flag indicating the checked state of the button
(boolean)
"""
self.__autoHide = not checked
if self.__autoHide:
self.__autoHideButton.setIcon(
UI.PixmapCache.getIcon("autoHideOn.png"))
else:
self.__autoHideButton.setIcon(
UI.PixmapCache.getIcon("autoHideOff.png"))
def __appFocusChanged(self, old, now):
"""
Private slot to handle a change of the focus.
@param old reference to the widget, that lost focus (QWidget or None)
@param now reference to the widget having the focus (QWidget or None)
"""
self.__hasFocus = self.isAncestorOf(now)
if self.__autoHide and not self.__hasFocus and not self.isMinimized():
self.shrink()
elif self.__autoHide and self.__hasFocus and self.isMinimized():
self.expand()
def enterEvent(self, event):
"""
Protected method to handle the mouse entering this widget.
@param event reference to the event (QEvent)
"""
if self.__autoHide and self.isMinimized():
self.expand()
else:
self.__cancelDelayTimer()
def leaveEvent(self, event):
"""
Protected method to handle the mouse leaving this widget.
@param event reference to the event (QEvent)
"""
if self.__autoHide and not self.__hasFocus and not self.isMinimized():
self.shrink()
else:
self.__cancelDelayTimer()
def shutdown(self):
"""
Public method to shut down the object.
This method does some preparations so the object can be deleted
properly. It disconnects from the focusChanged signal in order to
avoid trouble later on.
"""
e5App().focusChanged.disconnect(self.__appFocusChanged)
window = QWidget()
btn1 = QPushButton("One")
btn2 = QPushButton("Two")
btn3 = QPushButton("Three")
# Set the layout
box = QBoxLayout(QBoxLayout.Direction(0)) # TODO
box.addWidget(btn1)
box.addWidget(btn2)
box.addWidget(btn3)
box.setContentsMargins(0, 0, 0, 0) # set the spacing around the layout (in pixels)
box.setSpacing(0) # set the spacing between elements (in pixels)
window.setLayout(box)
# Show
window.show()
# The mainloop of the application. The event handling starts from this point.
# The exec_() method has an underscore. It is because the exec is a Python keyword. And thus, exec_() was used instead.
exit_code = app.exec_()
# The sys.exit() method ensures a clean exit.
# The environment will be informed, how the application ended.
sys.exit(exit_code)
class CToolBarArea(QWidget):
signalDragStart = pyqtSignal()
signalDragEnd = pyqtSignal()
signalItemDropped = pyqtSignal(CToolBarAreaItem, QWidget, int)
def __init__(self, parent, orientation):
super().__init__(parent)
self.editor = parent
self.orientation = orientation
self.dropTargetSpacer = None
self.actionContextPosition = QPoint()
self.isLocked = False
if self.orientation == Qt.Horizontal:
self.layout_ = QBoxLayout(QBoxLayout.LeftToRight)
else:
self.layout_ = QBoxLayout(QBoxLayout.TopToBottom)
self.layout_.setSpacing(0)
self.layout_.setContentsMargins(0, 0, 0, 0)
self.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
self.setLayout(self.layout_)
self.setAcceptDrops(True)
self.setContextMenuPolicy(Qt.CustomContextMenu)
# print ( "CToolBarArea.__init__", parent )
def getOrientation(self):
return self.orientation
def getToolBars(self):
items = getAllItems(self)
toolBarItems = []
for item in items:
if item.getType() != CToolBarAreaType.ToolBar:
continue
toolBarItems.append(item)
return toolBarItems
def getLargestItemMinimumSize(self):
minSize = self.minimumSize()
items = getAllItems(self)
for item in items:
minSize = minSize.expandedTo(item.getMinimumSize())
return minSize
def setOrientation(self, orientation):
self.orientation = orientation
self.layout_.setDirection(QBoxLayout.LeftToRight if self.orientation ==
Qt.Horizontal else QBoxLayout.TopToBottom)
self.updateLayoutAlignment()
items = getAllItems(self)
for item in items:
item.setOrientation(self.orientation)
def setActionContextPosition(self, actionContextPosition):
self.actionContextPosition = actionContextPosition
def fillContextMenu(self, menu):
pass
def addItem(self, item, targetIndex):
item.signalDragStart.connect(self.onDragStart)
item.signalDragEnd.connect(self.onDragEnd)
item.setOrientation(self.orientation)
item.setLocked(self.isLocked)
self.layout_.insertWidget(targetIndex, item)
item.setArea(self)
def addToolBar(self, toolBar, targetIndex):
self.addItem(CToolBarItem(self, toolBar, self.orientation),
targetIndex)
def addSpacer(self, spacerType, targetIndex):
self.addItem(CSpacerItem(self, spacerType, self.orientation),
targetIndex)
if spacerType == CSpacerType.Expanding:
self.layout_.setAlignment(0)
def removeItem(self, item):
self.layout_.removeWidget(item)
item.signalDragStart.disconnect(self)
item.signalDragEnd.disconnect(self)
self.updateLayoutAlignment(item)
def deleteToolBar(self, toolBarItem):
if self.isAncestorOf(toolBarItem):
qWarning("Trying to remove non-owned toolbar from area")
return
toolBarItem.deleteLater()
def hideAll(self):
items = getAllItems(self)
for item in items:
item.setVisible(False)
def findToolBarByName(self, szToolBarName):
toolBarItems = self.findChildren(CToolBarItem, "",
Qt.FindDirectChildrenOnly)
for toolBarItem in toolBarItems:
if toolBarItem.getName() == szToolBarName:
return toolBarItem
print("Toolbar not found: %s" % szToolBarName)
return None
def setLocked(self, isLocked):
self.isLocked = isLocked
items = getAllItems(self)
for item in items:
item.setLocked(isLocked)
def getState(self):
pass
def setState(self, state):
pass
def dragEnterEvent(self, event):
print("CToolBarArea.dragEnterEvent", event)
dragDropData = CDragDropData.fromMimeData(event.mimeData())
if dragDropData.hasCustomData(CToolBarAreaItem.getMimeType()):
byteArray = dragDropData.getCustomData(
CToolBarAreaItem.getMimeType())
stream = QDataStream(byteArray)
value = None
stream >> value
draggedItem = value if isinstance(value,
CToolBarAreaItem) else None
if not self.parentWidget().isAncestorOf(draggedItem):
return
event.acceptProposedAction()
self.setProperty("dragHover", True)
self.style().unpolish(self)
self.style().polish(self)
def dragMoveEvent(self, event):
dragDropData = CDragDropData.fromMimeData(event.mimeData())
if dragDropData.hasCustomData(CToolBarAreaItem.getMimeType()):
targetIndex = self.getPlacementIndexFromPosition(
self.mapToGlobal(event.pos()))
event.acceptProposedAction()
if self.dropTargetSpacer and targetIndex == self.layout_.indexOf(
self.dropTargetSpacer):
return
byteArray = dragDropData.getCustomData(
CToolBarAreaItem.getMimeType())
stream = QDataStream(byteArray)
value = None
stream >> value
draggedItem = value if isinstance(value,
CToolBarAreaItem) else None
if not self.parentWidget().isAncestorOf(draggedItem):
return
spacerWidth = draggedItem.width()
spacerHeight = draggedItem.height()
if draggedItem.getOrientation() != self.orientation:
tempWidth = spacerWidth
spacerWidth = spacerHeight
spacerHeight = tempWidth
if self.dropTargetSpacer == None:
self.dropTargetSpacer = QSpacerItem(spacerWidth, spacerHeight,
QSizePolicy.Fixed,
QSizePolicy.Fixed)
else:
spacerIndex = self.layout_.indexOf(self.dropTargetSpacer)
if spacerIndex == targetIndex - 1 or (
targetIndex == -1
and spacerIndex == self.layout_.count() - 1):
return
self.removeDropTargetSpacer()
self.dropTargetSpacer = QSpacerItem(spacerWidth, spacerHeight,
QSizePolicy.Fixed,
QSizePolicy.Fixed)
self.layout_.insertSpacerItem(targetIndex, self.dropTargetSpacer)
def dragLeaveEvent(self, event):
self.removeDropTargetSpacer()
self.setProperty("dragHover", False)
self.style().unpolish(self)
self.style().polish(self)
def dropEvent(self, event):
dragDropData = CDragDropData.fromMimeData(event.mimeData())
if dragDropData.hasCustomData(CToolBarAreaItem.getMimeType()):
event.acceptProposedAction()
byteArray = dragDropData.getCustomData(
CToolBarAreaItem.getMimeType())
stream = QDataStream(byteArray)
value = None
stream >> value
item = value if isinstance(value, CToolBarAreaItem) else None
targetIndex = -1
if self.dropTargetSpacer:
targetIndex = self.layout_.indexOf(self.dropTargetSpacer)
containerIndex = self.layout_.indexOf(item)
if containerIndex >= 0 and containerIndex < targetIndex:
targetIndex -= 1
self.removeDropTargetSpacer()
if targetIndex >= self.layout_.count():
targetIndex = -1
self.signalItemDropped.emit(item, self, targetIndex)
def customEvent(self, event):
pass
def paintEvent(self, event):
styleOption = QStyleOption()
styleOption.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, styleOption, painter,
self)
def onDragStart(self, item):
self.updateLayoutAlignment(item)
item.setVisiable(False)
self.signalDragStart.emit()
def onDragEnd(self, item):
item.setVisiable(True)
self.signalDragEnd.emit()
def removeDropTargetSpacer(self):
if self.dropTargetSpacer:
self.layout_.removeItem(self.dropTargetSpacer)
self.dropTargetSpacer = None
def indexForItem(self, item):
return self.layout_.indexOf(item)
def moveItem(self, item, destinationIndex):
sourceIndex = self.indexForItem(item)
if sourceIndex == destinationIndex:
return
self.layout_.insertWidget(destinationIndex, item)
def updateLayoutAlignment(self, itemToBeRemoved=None):
spacers = self.findChildren(CSpacerItem, "", Qt.FindDirectChildrenOnly)
expandingSpacers = []
for spacer in spacers:
if spacer.getSpacerType() == CSpacerType.Expanding:
expandingSpacers.append(spacer)
if len(expandingSpacers) == 0 or len(expandingSpacers) != 0 or (
len(expandingSpacers) == 1
and expandingSpacers[0] == itemToBeRemoved):
if self.orientation == Qt.Horizontal:
self.layout_.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
else:
self.layout_.setAlignment(Qt.AlignTop | Qt.AlignHCenter)
def getItemAtPosition(self, globalPos):
object = QApplication.widgetAt(globalPos)
if object == None or object == self:
return None
item = object if isinstance(object, CToolBarAreaItem) else None
while item == None and object.parent():
object = object.parent()
item = object if isinstance(object, CToolBarAreaItem) else None
return item
def getPlacementIndexFromPosition(self, globalPos):
targetIndex = -1
item = self.getItemAtPosition(globalPos)
if item == None:
localPos = self.mapFromGlobal(globalPos)
if self.dropTargetSpacer:
geom = self.dropTargetSpacer.geometry()
if geom.contains(localPos):
targetIndex = self.layout_.indexOf(self.dropTargetSpacer)
return targetIndex
targetIndex = self.indexForItem(item)
if self.orientation == Qt.Horizontal and item.mapFromGlobal(
globalPos).x() > item.width() / 2:
targetIndex += 1
elif self.orientation == Qt.Vertical and item.mapFromGlobal(
globalPos).y() > item.height() / 2:
targetIndex += 1
if targetIndex >= self.layout_.count():
targetIndex = -1
return targetIndex
class CToolBarAreaItem(QWidget):
signalDragStart = pyqtSignal(QWidget)
signalDragEnd = pyqtSignal(QWidget)
def __init__(self, area, orientation):
super().__init__()
self.area = area
self.orientation = orientation
self.content = None
self.layout_ = QBoxLayout(QBoxLayout.LeftToRight if (
orientation == Qt.Horizontal) else QBoxLayout.TopToBottom)
self.layout_.setContentsMargins(0, 0, 0, 0)
self.layout_.setSpacing(0)
def setArea(self, area):
self.area = area
def setLocked(self, isLocked):
self.dragHandle.setVisiable(not isLocked)
def setOrientation(self, orientation):
self.orientation = orientation
self.layout_.setDirection(QBoxLayout.LeftToRight if (
orientation == Qt.Horizontal) else QBoxLayout.TopToBottom)
self.dragHandle.setOrientation(orientation)
def getType(self):
pass
def getArea(self):
return self.area
def getOrientation(self):
return self.orientation
def getMinimumSize(self):
return self.minimumSize()
def getMimeType(self):
return "CToolBarAreaItem"
def onDragStart(self):
self.signalDragStart.emit(self)
def onDragEnd(self):
self.signalDragEnd.emit(self)
def setContent(self, newContent):
if self.content == None:
self.content = newContent
self.layout_.addWidget(self.content)
self.layout_.replaceWidget(self.content, newContent)
self.content.setVisiable(False)
newContent.setVisiable(True)
self.content.deleteLater()
self.content = newContent
def paintEvent(self, event):
styleOption = QStyleOption()
styleOption.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, styleOption, painter,
self)
