class mainwindow(QMainWindow):
def __init__(self):
super(mainwindow, self).__init__()
# 主界面的布局
layout = QHBoxLayout()
w = QWidget()
w.setLayout(layout)
self.setCentralWidget(w)
# 显示弹出的子窗口
self.new_subwindow_btn = QPushButton("新建")
layout.addWidget(self.new_subwindow_btn)
self.new_subwindow_btn.clicked.connect(self.count)
# 读取子窗口数据
self.read_content_btn = QPushButton("读取")
layout.addWidget(self.read_content_btn)
self.read_content_btn.clicked.connect(self.get_content)
# 创建多文档区域
self.mdi = QMdiArea()
layout.addWidget(self.mdi)
# 要被创建的子窗口
self.w = QWidget()
def count(self):
# 使用 mdi 类来管理，判断当前窗口是否包含对象
# 如果不包含，创建。包含，不创建。
if self.mdi.currentSubWindow() == None:
sub = QMdiSubWindow()
# 每次 sub 页面关闭，都会销毁包含进来的对象
# 所以将包含的 半径、角度 等对象封装为一个类，或每次都新建
self.w = PopWindow()
sub.setWidget(self.w.get_window())
sub.setWindowTitle("弹出窗口")
# 如果不包含，弹出对话框可以浮动于任何位置，否则只能位于 mdi 区域内
self.mdi.addSubWindow(sub)
sub.show()
def get_content(self):
if self.mdi.currentSubWindow() != None:
angle, radis, dis = self.w.get_angle(), self.w.get_radis(
), self.w.get_dis()
print(angle, radis, dis)
class MainWindow(QMainWindow):
def __init__(self):
super(MainWindow, self).__init__()
self.mdiArea = QMdiArea()
self.mdiArea.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.mdiArea.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.setCentralWidget(self.mdiArea)
self.mdiArea.subWindowActivated.connect(self.updateMenus)
self.windowMapper = QSignalMapper(self)
self.windowMapper.mapped[QWidget].connect(self.setActiveSubWindow)
self.createActions()
self.createMenus()
self.createToolBars()
self.createStatusBar()
self.updateMenus()
self.readSettings()
self.setWindowTitle("MDI Test")
def closeEvent(self, event):
self.mdiArea.closeAllSubWindows()
if self.mdiArea.currentSubWindow():
event.ignore()
else:
self.writeSettings()
event.accept()
def newFile(self):
child = self.createMdiChild()
child.newFile()
child.show()
def open(self):
fileName, _ = QFileDialog.getOpenFileName(self)
if fileName:
existing = self.findMdiChild(fileName)
if existing:
self.mdiArea.setActiveSubWindow(existing)
return
child = self.createMdiChild()
if child.loadFile(fileName):
self.statusBar().showMessage("File loaded", 2000)
child.show()
else:
child.close()
def save(self):
if self.activeMdiChild() and self.activeMdiChild().save():
self.statusBar().showMessage("File saved", 2000)
def saveAs(self):
if self.activeMdiChild() and self.activeMdiChild().saveAs():
self.statusBar().showMessage("File saved", 2000)
def cut(self):
if self.activeMdiChild():
self.activeMdiChild().cut()
def copy(self):
if self.activeMdiChild():
self.activeMdiChild().copy()
def paste(self):
if self.activeMdiChild():
self.activeMdiChild().paste()
def about(self):
QMessageBox.about(
self, "About MDI",
"The <b>MDI</b> example demonstrates how to write multiple "
"document interface applications using Qt.")
def updateMenus(self):
hasMdiChild = (self.activeMdiChild() is not None)
#self.saveAct.setEnabled(hasMdiChild)
#self.saveAsAct.setEnabled(hasMdiChild)
self.pasteAct.setEnabled(hasMdiChild)
self.closeAct.setEnabled(hasMdiChild)
self.closeAllAct.setEnabled(hasMdiChild)
self.tileAct.setEnabled(hasMdiChild)
self.cascadeAct.setEnabled(hasMdiChild)
self.nextAct.setEnabled(hasMdiChild)
self.previousAct.setEnabled(hasMdiChild)
self.separatorAct.setVisible(hasMdiChild)
hasSelection = (self.activeMdiChild() is not None
and self.activeMdiChild().textCursor().hasSelection())
self.cutAct.setEnabled(hasSelection)
self.copyAct.setEnabled(hasSelection)
def updateWindowMenu(self):
self.windowMenu.clear()
self.windowMenu.addAction(self.closeAct)
self.windowMenu.addAction(self.closeAllAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.tileAct)
self.windowMenu.addAction(self.cascadeAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.nextAct)
self.windowMenu.addAction(self.previousAct)
self.windowMenu.addAction(self.separatorAct)
windows = self.mdiArea.subWindowList()
self.separatorAct.setVisible(len(windows) != 0)
for i, window in enumerate(windows):
child = window.widget()
text = "%d %s" % (i + 1, child.userFriendlyCurrentFile())
if i < 9:
text = '&' + text
action = self.windowMenu.addAction(text)
action.setCheckable(True)
action.setChecked(child is self.activeMdiChild())
action.triggered.connect(self.windowMapper.map)
self.windowMapper.setMapping(action, window)
def createMdiChild(self):
child = MdiChild()
self.mdiArea.addSubWindow(child)
child.copyAvailable.connect(self.cutAct.setEnabled)
child.copyAvailable.connect(self.copyAct.setEnabled)
return child
# showntell
def createMdiChild15(self):
child = MdiChild_ShowNTell()
self.mdiArea.addSubWindow(child)
return child
#MNIST
def show_n_tell(self):
print('show_n_tell....')
child = self.createMdiChild15()
print('self.createMdiChild15')
#child.resize(830,480)
#print('self.createMdiChild15')
child.show
print('child.show()')
def createActions(self):
self.cutAct = QAction(
QIcon(':/images/cut.png'),
"Cu&t",
self,
shortcut=QKeySequence.Cut,
statusTip="Cut the current selection's contents to the clipboard",
triggered=self.cut)
self.copyAct = QAction(
QIcon(':/images/copy.png'),
"&Copy",
self,
shortcut=QKeySequence.Copy,
statusTip="Copy the current selection's contents to the clipboard",
triggered=self.copy)
self.pasteAct = QAction(
QIcon(':/images/paste.png'),
"&Paste",
self,
shortcut=QKeySequence.Paste,
statusTip=
"Paste the clipboard's contents into the current selection",
triggered=self.paste)
self.closeAct = QAction("Cl&ose",
self,
statusTip="Close the active window",
triggered=self.mdiArea.closeActiveSubWindow)
self.closeAllAct = QAction("Close &All",
self,
statusTip="Close all the windows",
triggered=self.mdiArea.closeAllSubWindows)
self.tileAct = QAction("&Tile",
self,
statusTip="Tile the windows",
triggered=self.mdiArea.tileSubWindows)
self.cascadeAct = QAction("&Cascade",
self,
statusTip="Cascade the windows",
triggered=self.mdiArea.cascadeSubWindows)
self.nextAct = QAction("Ne&xt",
self,
shortcut=QKeySequence.NextChild,
statusTip="Move the focus to the next window",
triggered=self.mdiArea.activateNextSubWindow)
self.previousAct = QAction(
"Pre&vious",
self,
shortcut=QKeySequence.PreviousChild,
statusTip="Move the focus to the previous window",
triggered=self.mdiArea.activatePreviousSubWindow)
self.separatorAct = QAction(self)
self.separatorAct.setSeparator(True)
# 메뉴 ACTION을 다이나믹하게 연결해준다
self.MenuActRef = {
'NewFileAct': 0,
'OpnFileAct': 0,
'SavFileAct': 0,
'SavASFileAct': 0,
'AboutAct': 0,
'AboutQTAct': 0,
'ExitAct': 0,
'SwitchLayout': 0,
'ShowNTell': 0
}
# ******* Create the File Menu *******
self.NewFileAct = QAction(QIcon(':/images/new.png'), '&New File', self)
self.NewFileAct.setShortcut("Ctrl+N")
self.NewFileAct.setStatusTip('Create a New File')
self.NewFileAct.triggered.connect(self.newFile)
self.MenuActRef['NewFileAct'] = self.NewFileAct
#self.newAct = QAction(QIcon(':/images/new.png'), "&New", self,
# shortcut=QKeySequence.New, statusTip="Create a new file",
# triggered=self.newFile)
# ******* Open File Menu Items *******
self.OpnFileAct = QAction(QIcon(':/images/open.png'), '&Open File',
self)
self.OpnFileAct.setShortcut("Ctrl+O")
self.OpnFileAct.setStatusTip('Open an Existing File')
self.OpnFileAct.triggered.connect(self.open)
self.MenuActRef['OpnFileAct'] = self.OpnFileAct
#self.openAct = QAction(QIcon(':/images/open.png'), "&Open...", self,
# shortcut=QKeySequence.Open, statusTip="Open an existing file",
# triggered=self.open)
# ******* Save File Menu Items *******
self.SavFileAct = QAction(QIcon(':/images/save.png'), '&Save File',
self)
self.SavFileAct.setShortcut("Ctrl+S")
self.SavFileAct.setStatusTip('Save Current File')
self.SavFileAct.triggered.connect(self.save)
self.MenuActRef['SavFileAct'] = self.SavFileAct
#self.saveAct = QAction(QIcon(':/images/save.png'), "&Save", self,
# shortcut=QKeySequence.Save,
# statusTip="Save the document to disk", triggered=self.save)
# ******* SaveAS File Menu Items *******
self.SavASFileAct = QAction('Save &As File', self)
self.SavASFileAct.setShortcut("Ctrl+A")
self.SavASFileAct.setStatusTip('Save Current File under a new name ')
self.SavASFileAct.triggered.connect(self.saveAs)
self.MenuActRef['SavASFileAct'] = self.SavASFileAct
#self.saveAsAct = QAction("Save &As...", self,
# shortcut=QKeySequence.SaveAs,
# statusTip="Save the document under a new name",
# triggered=self.saveAs)
# ******* About Menu Items *******
self.aboutAct = QAction("&About", self)
self.aboutAct.setStatusTip("Show the application's About box")
self.aboutAct.triggered.connect(self.about)
self.MenuActRef['AboutAct'] = self.aboutAct
# ******* About QT Menu Items *******
self.aboutAct = QAction("About &Qt", self)
self.aboutAct.setStatusTip("Show the Qt library's About box")
self.aboutAct.triggered.connect(QApplication.instance().aboutQt)
self.MenuActRef['AboutQTAct'] = self.aboutAct
# ******* Exit Menu Items *******
self.exitAct = QAction("E&xit", self)
self.exitAct.setStatusTip("Exit the application")
self.exitAct.triggered.connect(QApplication.instance().closeAllWindows)
self.MenuActRef['ExitAct'] = self.exitAct
#self.exitAct = QAction("E&xit", self, shortcut=QKeySequence.Quit,
# statusTip="Exit the application",
# triggered=QApplication.instance().closeAllWindows)
# ******* Switch layout Items *******
self.SwitchLayout = QAction("&Switch layout direction", self)
self.SwitchLayout.setStatusTip("Switch layout direction")
self.SwitchLayout.triggered.connect(self.switchLayoutDirection)
self.MenuActRef['SwitchLayout'] = self.SwitchLayout
#self.SwitchLayout = QAction("&Switch layout direction", self,
# statusTip="Switch layout direction",
# triggered=self.switchLayoutDirection)
# ******* Switch layout Items *******
self.ShowNTell = QAction("&ShowNTell", self)
self.ShowNTell.setStatusTip("&ShowNTell")
self.ShowNTell.triggered.connect(self.show_n_tell)
self.MenuActRef['ShowNTell'] = self.ShowNTell
#self.ShowNTell = QAction("&show_n_tell", self,
# statusTip="show_n_tell",
# triggered=self.show_n_tell)
def createMenus(self):
# 메뉴를 다이나믹하게 생성하고 연결함
self.MenuLayout = {
0: {
'addMenu': '&File',
'addToolMenu': 'File'
},
1: {
'addDynamic': 'NewFileAct',
'addToolbar': 'NewFileAct'
},
2: {
'addDynamic': 'OpnFileAct',
'addToolbar': 'OpnFileAct'
},
3: {
'addDynamic': 'SavFileAct',
'addToolbar': 'SavFileAct'
},
4: {
'addDynamic': 'SavASFileAct'
},
5: {
'addSeparator': ''
},
6: {
'addDynamic': 'SwitchLayout'
},
7: {
'addDynamic': 'ExitAct'
},
8: {
'addMenu': '&Edit'
},
9: {
'addAction': self.cutAct
},
10: {
'addAction': self.copyAct
},
11: {
'addAction': self.pasteAct
},
12: {
'addMenu': '&Window'
},
13: {
'updateMenu': ''
},
14: {
'addSeparator': ''
},
15: {
'addMenu': '&Help'
},
16: {
'addDynamic': 'AboutAct'
},
17: {
'addDynamic': 'AboutQTAct'
},
18: {
'addMenu': '&MNIST'
},
19: {
'addDynamic': 'ShowNTell'
}
}
for idx in self.MenuLayout:
item = self.MenuLayout[idx]
if 'addMenu' in item.keys():
self.windowMenu = self.menuBar().addMenu(item['addMenu'])
elif 'addAction' in item.keys():
self.windowMenu.addAction(item['addAction'])
elif 'addSeparator' in item.keys():
self.windowMenu.addSeparator()
elif 'updateMenu' in item.keys():
self.updateWindowMenu()
self.windowMenu.aboutToShow.connect(self.updateWindowMenu)
# 메뉴 ACTION을 다이나믹하게
elif 'addDynamic' in item.keys():
self.windowMenu.addAction(self.MenuActRef[item['addDynamic']])
def createToolBars(self):
for idx in self.MenuLayout:
item = self.MenuLayout[idx]
if 'addToolMenu' in item.keys():
self.fileToolBar = self.addToolBar(item['addToolMenu'])
elif 'addToolbar' in item.keys():
self.fileToolBar.addAction(self.MenuActRef[item['addDynamic']])
#self.fileToolBar = self.addToolBar("File")
#self.fileToolBar.addAction(self.MenuActRef['NewFileAct'])
#self.fileToolBar.addAction(self.MenuActRef['OpnFileAct'])
#self.fileToolBar.addAction(self.MenuActRef['SavFileAct'])
#self.fileToolBar.addAction(self.newAct)
#self.fileToolBar.addAction(self.openAct)
#self.fileToolBar.addAction(self.saveAct)
self.editToolBar = self.addToolBar("Edit")
self.editToolBar.addAction(self.cutAct)
self.editToolBar.addAction(self.copyAct)
self.editToolBar.addAction(self.pasteAct)
def createStatusBar(self):
self.statusBar().showMessage("Ready")
def readSettings(self):
settings = QSettings('NH-Soft', 'MDI Example')
pos = settings.value('pos', QPoint(200, 200))
size = settings.value('size', QSize(400, 400))
self.move(pos)
self.resize(size)
def writeSettings(self):
settings = QSettings('NH-Soft', 'MDI Example')
settings.setValue('pos', self.pos())
settings.setValue('size', self.size())
def activeMdiChild(self):
activeSubWindow = self.mdiArea.activeSubWindow()
if activeSubWindow:
return activeSubWindow.widget()
return None
def findMdiChild(self, fileName):
canonicalFilePath = QFileInfo(fileName).canonicalFilePath()
for window in self.mdiArea.subWindowList():
if window.widget().currentFile() == canonicalFilePath:
return window
return None
def switchLayoutDirection(self):
if self.layoutDirection() == Qt.LeftToRight:
QApplication.setLayoutDirection(Qt.RightToLeft)
else:
QApplication.setLayoutDirection(Qt.LeftToRight)
def setActiveSubWindow(self, window):
if window:
self.mdiArea.setActiveSubWindow(window)
class appWindow(QMainWindow):
"""
Application entry point, subclasses QMainWindow and implements the main widget,
sets necessary window behaviour etc.
"""
def __init__(self, parent=None):
super(appWindow, self).__init__(parent)
#create the menu bar
self.createMenuBar()
self.mdi = QMdiArea(self) #create area for files to be displayed
self.mdi.setObjectName('mdi area')
#create toolbar and add the toolbar plus mdi to layout
self.createToolbar()
#set flags so that window doesnt look weird
self.mdi.setOption(QMdiArea.DontMaximizeSubWindowOnActivation, True)
self.mdi.setTabsClosable(True)
self.mdi.setTabsMovable(True)
self.mdi.setDocumentMode(False)
#declare main window layout
self.setCentralWidget(self.mdi)
# self.resize(1280, 720) #set collapse dim
self.mdi.subWindowActivated.connect(self.tabSwitched)
self.readSettings()
def createMenuBar(self):
# Fetches a reference to the menu bar in the main window, and adds actions to it.
titleMenu = self.menuBar() #fetch reference to current menu bar
self.menuFile = titleMenu.addMenu('File') #File Menu
newAction = self.menuFile.addAction("New", self.newProject)
openAction = self.menuFile.addAction("Open", self.openProject)
saveAction = self.menuFile.addAction("Save", self.saveProject)
newAction.setShortcut(QKeySequence.New)
openAction.setShortcut(QKeySequence.Open)
saveAction.setShortcut(QKeySequence.Save)
self.menuEdit = titleMenu.addMenu('Edit')
undoAction = self.undo = self.menuEdit.addAction(
"Undo", lambda x=self: x.activeScene.painter.undoAction.trigger())
redoAction = self.redo = self.menuEdit.addAction(
"Redo", lambda x=self: x.activeScene.painter.redoAction.trigger())
undoAction.setShortcut(QKeySequence.Undo)
redoAction.setShortcut(QKeySequence.Redo)
self.menuEdit.addAction(
"Show Undo Stack",
lambda x=self: x.activeScene.painter.createUndoView(self))
self.menuEdit.addSeparator()
self.menuEdit.addAction("Add new symbols", self.addSymbolWindow)
self.menuGenerate = titleMenu.addMenu('Generate') #Generate menu
imageAction = self.menuGenerate.addAction("Image", self.saveImage)
reportAction = self.menuGenerate.addAction("Report",
self.generateReport)
imageAction.setShortcut(QKeySequence("Ctrl+P"))
reportAction.setShortcut(QKeySequence("Ctrl+R"))
def createToolbar(self):
#place holder for toolbar with fixed width, layout may change
self.toolbar = toolbar(self)
self.toolbar.setObjectName("Toolbar")
# self.addToolBar(Qt.LeftToolBarArea, self.toolbar)
self.addDockWidget(Qt.LeftDockWidgetArea, self.toolbar)
self.toolbar.toolbuttonClicked.connect(self.toolButtonClicked)
self.toolbar.populateToolbar()
def toolButtonClicked(self, object):
# To add the corresponding symbol for the clicked button to active scene.
if self.mdi.currentSubWindow():
currentDiagram = self.mdi.currentSubWindow().tabber.currentWidget(
).painter
if currentDiagram:
graphic = getattr(shapes, object['object'])(*map(
lambda x: int(x) if x.isdigit() else x, object['args']))
graphic.setPos(50, 50)
currentDiagram.addItemPlus(graphic)
def addSymbolWindow(self):
# Opens the add symbol window when requested
from utils.custom import ShapeDialog
ShapeDialog(self).exec()
def newProject(self):
#call to create a new file inside mdi area
project = FileWindow(self.mdi)
project.setObjectName("New Project")
self.mdi.addSubWindow(project)
if not project.tabList: # important when unpickling a file instead
project.newDiagram() #create a new tab in the new file
project.fileCloseEvent.connect(
self.fileClosed) #closed file signal to switch to sub window view
if self.count > 1: #switch to tab view if needed
self.mdi.setViewMode(QMdiArea.TabbedView)
project.show()
def openProject(self):
#show the open file dialog to open a saved file, then unpickle it.
name = QFileDialog.getOpenFileNames(self, 'Open File(s)', '',
'Process Flow Diagram (*pfd)')
if name:
for files in name[0]:
with open(files, 'r') as file:
projectData = load(file)
project = FileWindow(self.mdi)
self.mdi.addSubWindow(project)
#create blank window and set its state
project.__setstate__(projectData)
project.resizeHandler()
project.fileCloseEvent.connect(self.fileClosed)
project.show()
if self.count > 1:
# self.tabSpace.setVisible(True)
self.mdi.setViewMode(QMdiArea.TabbedView)
def saveProject(self):
#serialize all files in mdi area
for j, i in enumerate(self.activeFiles
): #get list of all windows with atleast one tab
if i.tabCount:
name = QFileDialog.getSaveFileName(
self, 'Save File', f'New Diagram {j}',
'Process Flow Diagram (*.pfd)')
i.saveProject(name)
else:
return False
return True
def saveImage(self):
#place holder for future implementaion
pass
def generateReport(self):
#place holder for future implementaion
pass
def tabSwitched(self, window):
#handle window switched edge case
if window and window.tabCount:
window.resizeHandler()
def resizeEvent(self, event):
#overload resize to also handle resize on file windows inside
for i in self.mdi.subWindowList():
i.resizeHandler()
self.toolbar.resize()
super(appWindow, self).resizeEvent(event)
def closeEvent(self, event):
#save alert on window close
if len(self.activeFiles) and not dialogs.saveEvent(self):
event.ignore()
else:
event.accept()
self.writeSettings()
def fileClosed(self, index):
#checks if the file tab menu needs to be removed
if self.count <= 2:
self.mdi.setViewMode(QMdiArea.SubWindowView)
def writeSettings(self):
# write window state on window close
settings.beginGroup("MainWindow")
settings.setValue("maximized", self.isMaximized())
if not self.isMaximized():
settings.setValue("size", self.size())
settings.setValue("pos", self.pos())
settings.endGroup()
def readSettings(self):
# read window state when app launches
settings.beginGroup("MainWindow")
self.resize(settings.value("size", QSize(1280, 720)))
self.move(settings.value("pos", QPoint(320, 124)))
if settings.value("maximized", False, type=bool):
self.showMaximized()
settings.endGroup()
#useful one liner properties for getting data
@property
def activeFiles(self):
return [i for i in self.mdi.subWindowList() if i.tabCount]
@property
def count(self):
return len(self.mdi.subWindowList())
@property
def activeScene(self):
return self.mdi.currentSubWindow().tabber.currentWidget()
#Key input handler
def keyPressEvent(self, event):
#overload key press event for custom keyboard shortcuts
if event.modifiers() & Qt.ControlModifier:
if event.key() == Qt.Key_A:
#todo implement selectAll
for item in self.mdi.activeSubWindow().tabber.currentWidget(
).items:
item.setSelected(True)
#todo copy, paste, undo redo
else:
return
event.accept()
elif event.key() == Qt.Key_Q:
if self.mdi.activeSubWindow() and self.mdi.activeSubWindow(
).tabber.currentWidget():
for item in self.mdi.activeSubWindow().tabber.currentWidget(
).painter.selectedItems():
item.rotation -= 1
elif event.key() == Qt.Key_E:
if self.mdi.activeSubWindow() and self.mdi.activeSubWindow(
).tabber.currentWidget():
for item in self.mdi.activeSubWindow().tabber.currentWidget(
).painter.selectedItems():
item.rotation += 1
class MainWindow(QMainWindow):
"""This create the main window of the application"""
def __init__(self):
super(MainWindow, self).__init__()
# remove close & maximize window buttons
#self.setWindowFlags(Qt.CustomizeWindowHint|Qt.WindowMinimizeButtonHint)
self.setMinimumSize(500, 666)
#self.setMaximumSize(1000,666)
self.mdiArea = QMdiArea()
self.mdiArea.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.mdiArea.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.setCentralWidget(self.mdiArea)
self.mdiArea.subWindowActivated.connect(self.updateMenus)
self.mdiArea.setViewMode(QMdiArea.TabbedView)
self.windowMapper = QSignalMapper(self)
self.windowMapper.mapped[QWidget].connect(self.setActiveSubWindow)
self.child = None
self.createActions()
self.createMenus()
self.createStatusBar()
self.updateMenus()
self.readSettings()
self.setWindowTitle("LEKTURE")
mytoolbar = QToolBar()
#self.toolbar = self.addToolBar()
mytoolbar.addAction(self.newAct)
mytoolbar.addAction(self.openAct)
mytoolbar.addAction(self.saveAct)
mytoolbar.addAction(self.saveAsAct)
mytoolbar.addSeparator()
mytoolbar.addAction(self.outputsAct)
mytoolbar.addAction(self.scenarioAct)
self.scenarioAct.setVisible(False)
mytoolbar.setMovable(False)
mytoolbar.setFixedWidth(60)
self.addToolBar(Qt.LeftToolBarArea, mytoolbar)
def closeEvent(self, scenario):
"""method called when the main window wants to be closed"""
self.mdiArea.closeAllSubWindows()
if self.mdiArea.currentSubWindow():
scenario.ignore()
else:
self.writeSettings()
scenario.accept()
def newFile(self):
"""creates a new project"""
child = self.createProjekt()
child.newFile()
child.show()
self.child = child
def open(self):
"""open a project"""
fileName, _ = QFileDialog.getOpenFileName(self)
if fileName:
existing = self.findProjekt(fileName)
if existing:
self.mdiArea.setActiveSubWindow(existing)
return
child = self.createProjekt()
if child.loadFile(fileName):
self.statusBar().showMessage("File loaded", 2000)
child.show()
else:
child.close()
def save(self):
"""called when user save a project"""
if self.activeProjekt() and self.activeProjekt().save():
self.statusBar().showMessage("File saved", 2000)
else:
self.statusBar().showMessage("Error when trying to save the file")
def saveAs(self):
"""called when user save AS a project"""
if self.activeProjekt() and self.activeProjekt().saveAs():
self.statusBar().showMessage("File saved", 2000)
else:
self.statusBar().showMessage("Error when trying to save the file")
def openFolder(self):
"""called when user calls 'reveal in finder' function"""
if self.activeProjekt() and self.activeProjekt().openFolder():
self.statusBar().showMessage("File revealed in Finder", 2000)
def about(self):
"""called when user wants to know a bit more on the app"""
import sys
python_version = str(sys.version_info[0])
python_version_temp = sys.version_info[1:5]
for item in python_version_temp:
python_version = python_version + "." + str(item)
QMessageBox.about(self, "About Lekture",
"pylekture build " + str(pylekture.__version__ + "\n" + \
"python version " + str(python_version)))
def updateMenus(self):
"""update menus"""
hasProjekt = (self.activeProjekt() is not None)
self.saveAct.setEnabled(hasProjekt)
self.saveAsAct.setEnabled(hasProjekt)
self.outputsAct.setEnabled(hasProjekt)
self.scenarioAct.setEnabled(hasProjekt)
self.openFolderAct.setEnabled(hasProjekt)
self.closeAct.setEnabled(hasProjekt)
self.closeAllAct.setEnabled(hasProjekt)
self.nextAct.setEnabled(hasProjekt)
self.previousAct.setEnabled(hasProjekt)
self.separatorAct.setVisible(hasProjekt)
def updateWindowMenu(self):
"""unpates menus on the window toolbar"""
self.windowMenu.clear()
self.windowMenu.addAction(self.closeAct)
self.windowMenu.addAction(self.closeAllAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.nextAct)
self.windowMenu.addAction(self.previousAct)
self.windowMenu.addAction(self.separatorAct)
windows = self.mdiArea.subWindowList()
self.separatorAct.setVisible(len(windows) != 0)
for i, window in enumerate(windows):
child = window.widget()
text = "%d %s" % (i + 1, child.userFriendlyCurrentFile())
if i < 9:
text = '&' + text
action = self.windowMenu.addAction(text)
action.setCheckable(True)
action.setChecked(child is self.activeProjekt())
action.triggered.connect(self.windowMapper.map)
self.windowMapper.setMapping(action, window)
def createProjekt(self):
"""create a new project"""
child = Projekt()
self.mdiArea.addSubWindow(child)
self.child = child
return child
def createActions(self):
"""create all actions"""
self.newAct = QAction("&New", self,
shortcut=QKeySequence.New, statusTip="Create a new file",
triggered=self.newFile)
self.openAct = QAction("&Open...", self,
shortcut=QKeySequence.Open, statusTip="Open an existing file",
triggered=self.open)
self.saveAct = QAction("&Save", self,
shortcut=QKeySequence.Save,
statusTip="Save the document to disk", triggered=self.save)
self.saveAsAct = QAction("Save &As...", self,
shortcut=QKeySequence.SaveAs,
statusTip="Save the document under a new name",
triggered=self.saveAs)
self.openFolderAct = QAction("Open Project Folder", self,
statusTip="Reveal Project in Finder",
triggered=self.openFolder)
self.exitAct = QAction("E&xit", self, shortcut=QKeySequence.Quit,
statusTip="Exit the application",
triggered=QApplication.instance().closeAllWindows)
self.closeAct = QAction("Cl&ose", self,
statusTip="Close the active window",
triggered=self.mdiArea.closeActiveSubWindow)
self.outputsAct = QAction("Outputs", self,
statusTip="Open the outputs panel",
triggered=self.openOutputsPanel)
self.scenarioAct = QAction("Scenario", self,
statusTip="Open the scenario panel",
triggered=self.openScenarioPanel)
self.closeAllAct = QAction("Close &All", self,
statusTip="Close all the windows",
triggered=self.mdiArea.closeAllSubWindows)
self.nextAct = QAction("Ne&xt", self, shortcut=QKeySequence.NextChild,
statusTip="Move the focus to the next window",
triggered=self.mdiArea.activateNextSubWindow)
self.previousAct = QAction("Pre&vious", self,
shortcut=QKeySequence.PreviousChild,
statusTip="Move the focus to the previous window",
triggered=self.mdiArea.activatePreviousSubWindow)
self.separatorAct = QAction(self)
self.separatorAct.setSeparator(True)
self.aboutAct = QAction("&About", self,
statusTip="Show the application's About box",
triggered=self.about)
def createMenus(self):
"""create all menus"""
self.fileMenu = self.menuBar().addMenu("&File")
self.fileMenu.addAction(self.newAct)
self.fileMenu.addAction(self.openAct)
self.fileMenu.addAction(self.saveAct)
self.fileMenu.addAction(self.saveAsAct)
self.fileMenu.addSeparator()
self.fileMenu.addAction(self.openFolderAct)
self.fileMenu.addAction(self.exitAct)
self.viewMenu = self.menuBar().addMenu("&View")
self.viewMenu.addAction(self.outputsAct)
self.viewMenu.addAction(self.scenarioAct)
self.windowMenu = self.menuBar().addMenu("&Window")
self.updateWindowMenu()
self.windowMenu.aboutToShow.connect(self.updateWindowMenu)
self.menuBar().addSeparator()
self.helpMenu = self.menuBar().addMenu("&Help")
self.helpMenu.addAction(self.aboutAct)
def createStatusBar(self):
"""create the status bar"""
self.statusBar().showMessage("Ready")
def readSettings(self):
"""read the settings"""
settings = QSettings('Pixel Stereo', 'lekture')
pos = settings.value('pos', QPoint(200, 200))
size = settings.value('size', QSize(1000, 650))
self.move(pos)
self.resize(size)
def writeSettings(self):
"""write settings"""
settings = QSettings('Pixel Stereo', 'lekture')
settings.setValue('pos', self.pos())
settings.setValue('size', self.size())
def activeProjekt(self):
"""return the active project object"""
activeSubWindow = self.mdiArea.activeSubWindow()
if activeSubWindow:
return activeSubWindow.widget()
else:
return None
def findProjekt(self, fileName):
"""return the project"""
canonicalFilePath = QFileInfo(fileName).canonicalFilePath()
for window in self.mdiArea.subWindowList():
if window.widget().currentFile() == canonicalFilePath:
return window
return None
def setActiveSubWindow(self, window):
"""set the active sub window"""
if window:
self.mdiArea.setActiveSubWindow(window)
def openOutputsPanel(self):
"""switch to the outputs editor"""
if self.child:
project = self.activeProjekt()
project.scenario_events_group.setVisible(False)
project.outputs_group.setVisible(True)
self.scenarioAct.setVisible(True)
self.outputsAct.setVisible(False)
def openScenarioPanel(self):
"""switch to the scenario editors"""
if self.child:
project = self.activeProjekt()
project.outputs_group.setVisible(False)
project.scenario_events_group.setVisible(True)
self.scenarioAct.setVisible(False)
self.outputsAct.setVisible(True)
class MainWindow(QMainWindow):
def __init__(self):
super(MainWindow, self).__init__()
self.mdiArea = QMdiArea()
self.mdiArea.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.mdiArea.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.setCentralWidget(self.mdiArea)
self.mdiArea.subWindowActivated.connect(self.updateMenus)
self.windowMapper = QSignalMapper(self)
self.windowMapper.mapped[QWidget].connect(self.setActiveSubWindow)
self.createActions()
self.createMenus()
self.createToolBars()
self.createStatusBar()
self.updateMenus()
self.readSettings()
self.setWindowTitle("MDI")
def closeEvent(self, event):
self.mdiArea.closeAllSubWindows()
if self.mdiArea.currentSubWindow():
event.ignore()
else:
self.writeSettings()
event.accept()
def newFile(self):
child = self.createMdiChild()
child.newFile()
child.show()
def open(self):
fileName, _ = QFileDialog.getOpenFileName(self)
if fileName:
existing = self.findMdiChild(fileName)
if existing:
self.mdiArea.setActiveSubWindow(existing)
return
child = self.createMdiChild()
if child.loadFile(fileName):
self.statusBar().showMessage("File loaded", 2000)
child.show()
else:
child.close()
def save(self):
if self.activeMdiChild() and self.activeMdiChild().save():
self.statusBar().showMessage("File saved", 2000)
def saveAs(self):
if self.activeMdiChild() and self.activeMdiChild().saveAs():
self.statusBar().showMessage("File saved", 2000)
def cut(self):
if self.activeMdiChild():
self.activeMdiChild().cut()
def copy(self):
if self.activeMdiChild():
self.activeMdiChild().copy()
def paste(self):
if self.activeMdiChild():
self.activeMdiChild().paste()
def about(self):
QMessageBox.about(
self, "About MDI",
"The <b>MDI</b> example demonstrates how to write multiple "
"document interface applications using Qt.")
def updateMenus(self):
hasMdiChild = (self.activeMdiChild() is not None)
self.saveAct.setEnabled(hasMdiChild)
self.saveAsAct.setEnabled(hasMdiChild)
self.pasteAct.setEnabled(hasMdiChild)
self.closeAct.setEnabled(hasMdiChild)
self.closeAllAct.setEnabled(hasMdiChild)
self.tileAct.setEnabled(hasMdiChild)
self.cascadeAct.setEnabled(hasMdiChild)
self.nextAct.setEnabled(hasMdiChild)
self.previousAct.setEnabled(hasMdiChild)
self.separatorAct.setVisible(hasMdiChild)
hasSelection = (self.activeMdiChild() is not None
and self.activeMdiChild().textCursor().hasSelection())
self.cutAct.setEnabled(hasSelection)
self.copyAct.setEnabled(hasSelection)
def updateWindowMenu(self):
self.windowMenu.clear()
self.windowMenu.addAction(self.closeAct)
self.windowMenu.addAction(self.closeAllAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.tileAct)
self.windowMenu.addAction(self.cascadeAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.nextAct)
self.windowMenu.addAction(self.previousAct)
self.windowMenu.addAction(self.separatorAct)
windows = self.mdiArea.subWindowList()
self.separatorAct.setVisible(len(windows) != 0)
for i, window in enumerate(windows):
child = window.widget()
text = "%d %s" % (i + 1, child.userFriendlyCurrentFile())
if i < 9:
text = '&' + text
action = self.windowMenu.addAction(text)
action.setCheckable(True)
action.setChecked(child is self.activeMdiChild())
action.triggered.connect(self.windowMapper.map)
self.windowMapper.setMapping(action, window)
def createMdiChild(self):
child = MdiChild()
self.mdiArea.addSubWindow(child)
child.copyAvailable.connect(self.cutAct.setEnabled)
child.copyAvailable.connect(self.copyAct.setEnabled)
return child
def createActions(self):
self.newAct = QAction(QIcon(':/images/new.png'),
"&New",
self,
shortcut=QKeySequence.New,
statusTip="Create a new file",
triggered=self.newFile)
self.openAct = QAction(QIcon(':/images/open.png'),
"&Open...",
self,
shortcut=QKeySequence.Open,
statusTip="Open an existing file",
triggered=self.open)
self.saveAct = QAction(QIcon(':/images/save.png'),
"&Save",
self,
shortcut=QKeySequence.Save,
statusTip="Save the document to disk",
triggered=self.save)
self.saveAsAct = QAction(
"Save &As...",
self,
shortcut=QKeySequence.SaveAs,
statusTip="Save the document under a new name",
triggered=self.saveAs)
self.exitAct = QAction(
"E&xit",
self,
shortcut=QKeySequence.Quit,
statusTip="Exit the application",
triggered=QApplication.instance().closeAllWindows)
self.cutAct = QAction(
QIcon(':/images/cut.png'),
"Cu&t",
self,
shortcut=QKeySequence.Cut,
statusTip="Cut the current selection's contents to the clipboard",
triggered=self.cut)
self.suggestAct = QAction(
"Suggest",
self,
shortcut=QKeySequence.Copy,
statusTip="Cut the current selection's contents to the clipboard",
triggered=self.copy)
self.copyAct = QAction(
QIcon(':/images/copy.png'),
"&Copy",
self,
shortcut=QKeySequence.Copy,
statusTip="Copy the current selection's contents to the clipboard",
triggered=self.copy)
self.pasteAct = QAction(
QIcon(':/images/paste.png'),
"&Paste",
self,
shortcut=QKeySequence.Paste,
statusTip=
"Paste the clipboard's contents into the current selection",
triggered=self.paste)
self.closeAct = QAction("Cl&ose",
self,
statusTip="Close the active window",
triggered=self.mdiArea.closeActiveSubWindow)
self.closeAllAct = QAction("Close &All",
self,
statusTip="Close all the windows",
triggered=self.mdiArea.closeAllSubWindows)
self.tileAct = QAction("&Tile",
self,
statusTip="Tile the windows",
triggered=self.mdiArea.tileSubWindows)
self.cascadeAct = QAction("&Cascade",
self,
statusTip="Cascade the windows",
triggered=self.mdiArea.cascadeSubWindows)
self.nextAct = QAction("Ne&xt",
self,
shortcut=QKeySequence.NextChild,
statusTip="Move the focus to the next window",
triggered=self.mdiArea.activateNextSubWindow)
self.previousAct = QAction(
"Pre&vious",
self,
shortcut=QKeySequence.PreviousChild,
statusTip="Move the focus to the previous window",
triggered=self.mdiArea.activatePreviousSubWindow)
self.separatorAct = QAction(self)
self.separatorAct.setSeparator(True)
self.aboutAct = QAction("&About",
self,
statusTip="Show the application's About box",
triggered=self.about)
self.aboutQtAct = QAction("About &Qt",
self,
statusTip="Show the Qt library's About box",
triggered=QApplication.instance().aboutQt)
def createMenus(self):
self.fileMenu = self.menuBar().addMenu("&File")
self.fileMenu.addAction(self.newAct)
self.fileMenu.addAction(self.openAct)
self.fileMenu.addAction(self.saveAct)
self.fileMenu.addAction(self.saveAsAct)
self.fileMenu.addSeparator()
action = self.fileMenu.addAction("Switch layout direction")
action.triggered.connect(self.switchLayoutDirection)
self.fileMenu.addAction(self.exitAct)
self.editMenu = self.menuBar().addMenu("&Edit")
self.editMenu.addAction(self.cutAct)
self.editMenu.addAction(self.copyAct)
self.editMenu.addAction(self.pasteAct)
self.windowMenu = self.menuBar().addMenu("&Window")
self.updateWindowMenu()
self.windowMenu.aboutToShow.connect(self.updateWindowMenu)
self.menuBar().addSeparator()
self.helpMenu = self.menuBar().addMenu("&Help")
self.helpMenu.addAction(self.aboutAct)
self.helpMenu.addAction(self.aboutQtAct)
def createToolBars(self):
self.fileToolBar = self.addToolBar("File")
self.fileToolBar.addAction(self.newAct)
self.fileToolBar.addAction(self.openAct)
self.fileToolBar.addAction(self.saveAct)
self.editToolBar = self.addToolBar("Edit")
self.editToolBar.addAction(self.cutAct)
self.editToolBar.addAction(self.copyAct)
self.editToolBar.addAction(self.pasteAct)
def createStatusBar(self):
self.statusBar().showMessage("Ready")
def readSettings(self):
settings = QSettings('Trolltech', 'MDI Example')
pos = settings.value('pos', QPoint(200, 200))
size = settings.value('size', QSize(400, 400))
self.move(pos)
self.resize(size)
def writeSettings(self):
settings = QSettings('Trolltech', 'MDI Example')
settings.setValue('pos', self.pos())
settings.setValue('size', self.size())
def activeMdiChild(self):
activeSubWindow = self.mdiArea.activeSubWindow()
if activeSubWindow:
return activeSubWindow.widget()
return None
def findMdiChild(self, fileName):
canonicalFilePath = QFileInfo(fileName).canonicalFilePath()
for window in self.mdiArea.subWindowList():
if window.widget().currentFile() == canonicalFilePath:
return window
return None
def switchLayoutDirection(self):
if self.layoutDirection() == Qt.LeftToRight:
QApplication.setLayoutDirection(Qt.RightToLeft)
else:
QApplication.setLayoutDirection(Qt.LeftToRight)
def setActiveSubWindow(self, window):
if window:
self.mdiArea.setActiveSubWindow(window)
def contextMenuEvent(self, event):
menu = QMenu(self)
menu.addAction(self.cutAct)
menu.addAction(self.copyAct)
menu.addAction(self.pasteAct)
menu.addAction(self.suggestAct)
menu.exec_(event.globalPos())
class MainWindow(QMainWindow):
"""This create the main window of the application"""
def __init__(self):
super(MainWindow, self).__init__()
self.ports = serial.listports()
self.port = None
# remove close & maximize window buttons
#self.setWindowFlags(Qt.CustomizeWindowHint|Qt.WindowMinimizeButtonHint)
self.setMinimumSize(850, 450)
self.mdiArea = QMdiArea()
self.mdiArea.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.mdiArea.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.setCentralWidget(self.mdiArea)
self.mdiArea.subWindowActivated.connect(self.updateMenus)
self.mdiArea.setViewMode(QMdiArea.TabbedView)
self.windowMapper = QSignalMapper(self)
self.windowMapper.mapped[QWidget].connect(self.setActiveSubWindow)
self.child = None
self.createActions()
self.createMenus()
self.createStatusBar()
self.updateMenus()
self.readSettings()
self.setWindowTitle("VISCAM")
mytoolbar = QToolBar()
ports_menu = QComboBox()
ports_menu.addItem('Output Port')
ports_menu.insertSeparator(1)
for port in self.ports:
ports_menu.addItem(port)
self.ports_menu = ports_menu
ports_menu.currentTextChanged.connect(self.setActivePort)
mytoolbar.addWidget(ports_menu)
mytoolbar.addSeparator()
mytoolbar.setMovable(False)
mytoolbar.setFixedHeight(60)
self.addToolBar(Qt.TopToolBarArea, mytoolbar)
def closeEvent(self, scenario):
self.mdiArea.closeAllSubWindows()
if self.mdiArea.currentSubWindow():
scenario.ignore()
else:
self.writeSettings()
scenario.accept()
def about(self):
QMessageBox.about(
self, "About Viscam",
"<b>Viscam</b> controls and manage your video camera through VISCA protocol."
"This release is an alpha version. Don't use it in production !!")
def updateMenus(self):
hasCamera = (self.activeCamera() is not None)
self.nextAct.setEnabled(hasCamera)
self.previousAct.setEnabled(hasCamera)
self.separatorAct.setVisible(hasCamera)
def updatePortMenu(self):
self.PortMenu.clear()
for i, port in enumerate(self.ports):
text = "%d %s" % (i + 1, port)
if i < 9:
text = '&' + text
action = self.PortMenu.addAction(text)
action.setCheckable(True)
if port == self.port:
action.setChecked(True)
action.triggered.connect(self.setActivePort)
def updateWindowMenu(self):
self.windowMenu.clear()
self.windowMenu.addAction(self.nextAct)
self.windowMenu.addAction(self.previousAct)
self.windowMenu.addAction(self.separatorAct)
windows = self.mdiArea.subWindowList()
self.separatorAct.setVisible(len(windows) != 0)
for i, window in enumerate(windows):
child = window.widget()
text = "%d %s" % (i + 1, child.userFriendlyCurrentFile())
if i < 9:
text = '&' + text
action = self.windowMenu.addAction(text)
action.setCheckable(True)
action.setChecked(child is self.activeCamera())
action.triggered.connect(self.windowMapper.map)
self.windowMapper.setMapping(action, window)
def createCamera(self):
child = Camera(serial)
self.mdiArea.addSubWindow(child)
child.newFile()
self.child = child
return child
def createActions(self):
self.exitAct = QAction(
"E&xit",
self,
shortcut=QKeySequence.Quit,
statusTip="Exit the application",
triggered=QApplication.instance().closeAllWindows)
self.closeAct = QAction("Cl&ose",
self,
statusTip="Close the active window",
triggered=self.mdiArea.closeActiveSubWindow)
self.closeAllAct = QAction("Close &All",
self,
statusTip="Close all the windows",
triggered=self.mdiArea.closeAllSubWindows)
self.nextAct = QAction("Ne&xt",
self,
shortcut=QKeySequence.NextChild,
statusTip="Move the focus to the next window",
triggered=self.mdiArea.activateNextSubWindow)
self.previousAct = QAction(
"Pre&vious",
self,
shortcut=QKeySequence.PreviousChild,
statusTip="Move the focus to the previous window",
triggered=self.mdiArea.activatePreviousSubWindow)
self.separatorAct = QAction(self)
self.separatorAct.setSeparator(True)
self.aboutAct = QAction("&About",
self,
statusTip="Show the application's About box",
triggered=self.about)
def createMenus(self):
self.fileMenu = self.menuBar().addMenu("&File")
self.fileMenu.addAction(self.exitAct)
self.PortMenu = self.menuBar().addMenu("&Ports")
self.updatePortMenu()
self.PortMenu.aboutToShow.connect(self.updatePortMenu)
self.windowMenu = self.menuBar().addMenu("&Window")
self.updateWindowMenu()
self.windowMenu.aboutToShow.connect(self.updateWindowMenu)
self.menuBar().addSeparator()
self.helpMenu = self.menuBar().addMenu("&Help")
self.helpMenu.addAction(self.aboutAct)
def createStatusBar(self):
self.statusBar().showMessage("Ready")
def readSettings(self):
settings = QSettings('Pixel Stereo', 'viscam')
port = settings.value('port')
pos = settings.value('pos', QPoint(200, 200))
size = settings.value('size', QSize(1000, 650))
self.move(pos)
self.resize(size)
def writeSettings(self):
settings = QSettings('Pixel Stereo', 'viscam')
settings.setValue('port', self.port)
settings.setValue('pos', self.pos())
settings.setValue('size', self.size())
def activeCamera(self):
activeSubWindow = self.mdiArea.activeSubWindow()
if activeSubWindow:
return activeSubWindow.widget()
else:
return None
def findCamera(self, fileName):
canonicalFilePath = QFileInfo(fileName).canonicalFilePath()
for window in self.mdiArea.subWindowList():
if window.widget().currentFile() == canonicalFilePath:
return window
return None
def setActiveSubWindow(self, window):
if window:
self.mdiArea.setActiveSubWindow(window)
def setActivePort(self):
self.port = self.ports_menu.currentText().encode('utf-8')
self.updatePortMenu()
serial.open(portname=self.port)
viscams = _cmd_adress_set(serial)
_if_clear(serial)
for v in viscams:
v = self.createCamera()
class CalculatorWindow(NodeEditorWindow):
"""Class representing the MainWindow of the application.
Instance Attributes:
name_company and name_product - used to register the settings
"""
def initUI(self):
"""UI is composed with """
# variable for QSettings
self.name_company = 'Michelin'
self.name_product = 'Calculator NodeEditor'
# Load filesheets
self.stylesheet_filename = os.path.join(os.path.dirname(__file__),
'qss/nodeeditor.qss')
loadStylessheets(
os.path.join(os.path.dirname(__file__), 'qss/nodeeditor-dark.qss'),
self.stylesheet_filename)
self.empty_icon = QIcon(".")
if DEBUG:
print('Registered Node')
pp(CALC_NODES)
# Instantiate the MultiDocument Area
self.mdiArea = QMdiArea()
self.mdiArea.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.mdiArea.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.mdiArea.setViewMode(QMdiArea.TabbedView)
self.mdiArea.setTabsClosable(True)
self.setCentralWidget(self.mdiArea)
# Connect subWindowActivate to updateMenu
# Activate the items on the file_menu and the edit_menu
self.mdiArea.subWindowActivated.connect(self.updateMenus)
# from mdi example...
self.windowMapper = QSignalMapper(self)
self.windowMapper.mapped[QWidget].connect(self.setActiveSubWindow)
# instantiate various elements
self.createNodesDock()
self.createActions()
self.createMenus()
self.createToolBars()
self.createStatusBar()
self.updateMenus()
self.readSettings()
self.setWindowTitle("Calculator NodeEditor Example")
def createActions(self):
"""Instantiate various `QAction` for the main toolbar.
File and Edit menu actions are instantiated in the :classs:~`node_editor.node_editor_widget.NodeEditorWidget`
Window and Help actions are specific to the :class:~`examples.calc_window.CalcWindow`
"""
super().createActions()
self.actClose = QAction("Cl&ose",
self,
statusTip="Close the active window",
triggered=self.mdiArea.closeActiveSubWindow)
self.actCloseAll = QAction("Close &All",
self,
statusTip="Close all the windows",
triggered=self.mdiArea.closeAllSubWindows)
self.actTile = QAction("&Tile",
self,
statusTip="Tile the windows",
triggered=self.mdiArea.tileSubWindows)
self.actCascade = QAction("&Cascade",
self,
statusTip="Cascade the windows",
triggered=self.mdiArea.cascadeSubWindows)
self.actNext = QAction("Ne&xt",
self,
shortcut=QKeySequence.NextChild,
statusTip="Move the focus to the next window",
triggered=self.mdiArea.activateNextSubWindow)
self.actPrevious = QAction(
"Pre&vious",
self,
shortcut=QKeySequence.PreviousChild,
statusTip="Move the focus to the previous window",
triggered=self.mdiArea.activatePreviousSubWindow)
self.actSeparator = QAction(self)
self.actSeparator.setSeparator(True)
self.actAbout = QAction("&About",
self,
statusTip="Show the application's About box",
triggered=self.about)
def createMenus(self):
"""Populate File, Edit, Window and Help with `QAction`"""
super().createMenus()
self.windowMenu = self.menuBar().addMenu("&Window")
self.updateWindowMenu()
self.windowMenu.aboutToShow.connect(self.updateWindowMenu)
self.menuBar().addSeparator()
self.helpMenu = self.menuBar().addMenu("&Help")
self.helpMenu.addAction(self.actAbout)
# Any time the edit menu is about to be shown, update it
self.editMenu.aboutToShow.connect(self.updateEditMenu)
def onWindowNodesToolbar(self):
"""Event handling the visibility of the `Nodes Dock`"""
if self.nodesDock.isVisible():
self.nodesDock.hide()
else:
self.nodesDock.show()
def createToolBars(self):
pass
def createNodesDock(self):
"""Create `Nodes Dock` and populates it with the list of `Nodes`
The `Nodes` are automatically detected via the :class:~`examples.calc_drag_listbox.QNEDragListBox`
"""
self.nodeListWidget = QNEDragListbox()
self.nodesDock = QDockWidget("Nodes")
self.nodesDock.setWidget(self.nodeListWidget)
self.nodesDock.setFloating(False)
self.addDockWidget(Qt.RightDockWidgetArea, self.nodesDock)
def createStatusBar(self):
self.statusBar().showMessage("Ready", )
def updateMenus(self):
active = self.getCurrentNodeEditorWidget()
hasMdiChild = (active is not None)
self.actSave.setEnabled(hasMdiChild)
self.actSaveAs.setEnabled(hasMdiChild)
self.actClose.setEnabled(hasMdiChild)
self.actCloseAll.setEnabled(hasMdiChild)
self.actTile.setEnabled(hasMdiChild)
self.actCascade.setEnabled(hasMdiChild)
self.actNext.setEnabled(hasMdiChild)
self.actPrevious.setEnabled(hasMdiChild)
self.actSeparator.setVisible(hasMdiChild)
self.updateEditMenu()
def updateEditMenu(self):
if DEBUG: print('updateEditMenu')
try:
active = self.getCurrentNodeEditorWidget()
hasMdiChild = (active is not None)
hasSelectedItems = hasMdiChild and active.hasSelectedItems()
self.actPaste.setEnabled(hasMdiChild)
self.actCut.setEnabled(hasSelectedItems)
self.actCopy.setEnabled(hasSelectedItems)
self.actDelete.setEnabled(hasSelectedItems)
self.actUndo.setEnabled(hasMdiChild and active.canUndo())
self.actRedo.setEnabled(hasMdiChild and active.canRedo())
except Exception as e:
dumpException(e)
def updateWindowMenu(self):
self.windowMenu.clear()
toolbar_nodes = self.windowMenu.addAction('Nodes toolbar')
toolbar_nodes.setCheckable(True)
toolbar_nodes.triggered.connect(self.onWindowNodesToolbar)
toolbar_nodes.setChecked(self.nodesDock.isVisible())
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.actClose)
self.windowMenu.addAction(self.actCloseAll)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.actTile)
self.windowMenu.addAction(self.actCascade)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.actNext)
self.windowMenu.addAction(self.actPrevious)
self.windowMenu.addAction(self.actSeparator)
windows = self.mdiArea.subWindowList()
self.actSeparator.setVisible(len(windows) != 0)
for i, window in enumerate(windows):
child = window.widget()
text = "%d %s" % (i + 1, child.getUserFriendlyFilename())
if i < 9:
text = '&' + text
action = self.windowMenu.addAction(text)
action.setCheckable(True)
action.setChecked(child is self.getCurrentNodeEditorWidget())
action.triggered.connect(self.windowMapper.map)
self.windowMapper.setMapping(action, window)
def getCurrentNodeEditorWidget(self) -> NodeEditorWidget:
"""Return the widget currently holding the scene.
For different application, the method can be overridden to return mdiArea, the central widget...
Returns
-------
NodeEditorWidget
Node editor Widget. The widget holding the scene.
"""
activeSubWindow = self.mdiArea.activeSubWindow()
if activeSubWindow:
return activeSubWindow.widget()
return None
def onFileNew(self):
try:
subwnd = self.createMdiChild()
subwnd.widget().fileNew()
subwnd.show()
except Exception as e:
dumpException(e)
def onFileOpen(self):
"""Open OpenFileDialog"""
# OpenFile dialog
fnames, filter = QFileDialog.getOpenFileNames(
self, 'Open graph from file', self.getFileDialogDirectory(),
self.getFileDialogFilter())
try:
for fname in fnames:
if fname:
existing = self.findMdiChild(fname)
if existing:
self.mdiArea.setActiveSubWindow(existing)
else:
# do not use createMdiChild as a new node editor to call the fileLoad method
# Create new subwindow and open file
nodeeditor = CalculatorSubWindow()
if nodeeditor.fileLoad(fname):
self.statusBar().showMessage(
f'File {fname} loaded', 5000)
nodeeditor.setTitle()
subwnd = self.createMdiChild(nodeeditor)
subwnd.show()
else:
nodeeditor.close()
except Exception as e:
dumpException(e)
def about(self):
QMessageBox.about(
self, "About Calculator NodeEditor Example",
"The <b>Calculator NodeEditor</b> example demonstrates how to write multiple "
"document interface applications using PyQt5 and NodeEditor.")
def closeEvent(self, event: QCloseEvent) -> None:
try:
self.mdiArea.closeAllSubWindows()
if self.mdiArea.currentSubWindow():
event.ignore()
else:
self.writeSettings()
event.accept()
# In case of fixing the application closing
# import sys
# sys.exit(0)
except Exception as e:
dumpException(e)
def createMdiChild(self, child_widget=None):
nodeeditor = child_widget if child_widget is not None else CalculatorSubWindow(
)
subwnd = self.mdiArea.addSubWindow(nodeeditor, )
subwnd.setWindowIcon(self.empty_icon)
# nodeeditor.scene.addItemSelectedListener(self.updateEditMenu)
# nodeeditor.scene.addItemsDeselectedListener(self.updateEditMenu)
nodeeditor.scene.history.addHistoryModifiedListener(
self.updateEditMenu)
nodeeditor.addCloseEventListener(self.onSubWndClose)
return subwnd
def onSubWndClose(self, widget: CalculatorSubWindow, event: QCloseEvent):
# close event from the nodeeditor works by asking the active widget
# if modification occurs on the active widget, ask to save or not.
# Therefore when closing a subwindow, select the corresponding subwindow
existing = self.findMdiChild(widget.filename)
self.mdiArea.setActiveSubWindow(existing)
# Does the active widget need to be saved ?
if self.maybeSave():
event.accept()
else:
event.ignore()
def findMdiChild(self, fileName):
for window in self.mdiArea.subWindowList():
if window.widget().filename == fileName:
return window
return None
def setActiveSubWindow(self, window):
if window:
self.mdiArea.setActiveSubWindow(window)
class RDFNavigator(QMainWindow):
output_message = pyqtSignal(str)
def __init__(self):
super(RDFNavigator, self).__init__()
self.lastDir = '.'
self.settingsManager = RDFNavigatorSettignsManager()
self.resourceRefManager = RDFNavigatorResourceReferenceManager()
self.childrenFactory = RDFNavigatorChildrenFactory(self)
self.mdiArea = QMdiArea()
self.mdiArea.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.mdiArea.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.setCentralWidget(self.mdiArea)
self.mdiArea.subWindowActivated.connect(self.updateMenus)
self.windowMapper = QSignalMapper(self)
self.windowMapper.mapped[QWidget].connect(self.setActiveSubWindow)
self.createActions()
self.createMenus()
self.createToolBars()
self.createStatusBar()
self.updateMenus()
self.createDockWidgets()
self.readSettings()
self.setWindowTitle("RDF Navigator")
self.global_data = {}
self.analyzeSystemData()
#self.setStyleSheet("""QToolTip { background-color: black; color: white; border: black solid 1px }""")
def closeEvent(self, event):
self.mdiArea.closeAllSubWindows()
if self.mdiArea.currentSubWindow():
event.ignore()
else:
self.writeSettings()
event.accept()
def newFile(self, fileType):
child = self.createMdiChild(fileType)
child.newFile()
child.show()
def openFileHelper(self, fileName, fileType):
if fileName:
self.lastDir = os.path.dirname(fileName)
existing = self.findMdiChild(fileName)
if existing:
self.mdiArea.setActiveSubWindow(existing)
return
child = self.createMdiChild(fileType)
child.setManager(self.settingsManager)
if child.loadFile(fileName):
self.statusBar().showMessage("File loaded", 2000)
child.show()
else:
child.close()
def open(self):
fileName, _ = QFileDialog.getOpenFileName(
self, "Open runntime data format file", self.lastDir,
"RDF Files (*.RDF);;XML Files (*.xml)")
self.openFileHelper(fileName, RDFNavigatorChildrenTypes.XML)
def openProject(self):
fileName, _ = QFileDialog.getOpenFileName(
self, "Open XML schema project file", self.lastDir,
"XML Schema Files (*.xsd);;")
self.openFileHelper(fileName, RDFNavigatorChildrenTypes.SCHEMA)
child = self.findMdiChild(fileName)
if child:
schema = RDFNavigatorXmlSchema()
schema.validation_message.connect(self.output_message)
schema.setSchemaPath(fileName)
graph = schema.getSchemaDependencyGraph()
self.projectStructureWidget.createProjectTree(
fileName, graph, RDFNavigatorChildrenTypes.SCHEMA)
self.projectStructureWidget.open_file_request.connect(
self.openFileHelper)
def openTemplate(self):
fileName, _ = QFileDialog.getOpenFileName(
self, "Open system data template file", self.lastDir,
"XML Template Files (*.xml);;")
self.openFileHelper(fileName, RDFNavigatorChildrenTypes.TEMPLATE)
child = self.findMdiChild(fileName)
if child:
schema = RDFNavigatorXmlSchema()
schema.validation_message.connect(self.output_message)
schema.setSchemaPath(fileName)
graph = schema.getTemplateDependencyGraph()
self.projectStructureWidget.createProjectTree(
fileName, graph, RDFNavigatorChildrenTypes.TEMPLATE)
self.projectStructureWidget.createObjectsTree(fileName)
self.projectStructureWidget.createFileSystemTree(fileName)
self.projectStructureWidget.open_file_request.connect(
self.openFileHelper)
self.analyzeTemplateData(os.path.dirname(fileName))
def save(self):
if self.activeMdiChild() and self.activeMdiChild().save():
self.statusBar().showMessage("File saved", 2000)
def saveAs(self):
if self.activeMdiChild() and self.activeMdiChild().saveAs():
self.statusBar().showMessage("File saved", 2000)
def cut(self):
if self.activeMdiChild():
self.activeMdiChild().cut()
def copy(self):
if self.activeMdiChild():
self.activeMdiChild().copy()
def paste(self):
if self.activeMdiChild():
self.activeMdiChild().paste()
def activateFind(self):
child = self.activeMdiChild()
find = RDFNavigatorFind(self)
find.findAllCurrentClicked.connect(child.findAll)
find.findNextClicked.connect(child.findNextWord)
find.findCountClicked.connect(child.countWord)
if child.hasSelectedText():
text = child.selectedText()
find.setFindText(text)
find.show()
def about(self):
QMessageBox.about(self, "About RDF Navigator",
"Tool to simplify work with RDF data")
def updateMenus(self):
hasMdiChild = (self.activeMdiChild() is not None)
self.saveAct.setEnabled(hasMdiChild)
self.saveAsAct.setEnabled(hasMdiChild)
self.pasteAct.setEnabled(hasMdiChild)
self.closeAct.setEnabled(hasMdiChild)
self.closeAllAct.setEnabled(hasMdiChild)
self.tileAct.setEnabled(hasMdiChild)
self.cascadeAct.setEnabled(hasMdiChild)
self.nextAct.setEnabled(hasMdiChild)
self.previousAct.setEnabled(hasMdiChild)
self.separatorAct.setVisible(hasMdiChild)
hasSelection = (self.activeMdiChild() is not None
and self.activeMdiChild().hasSelectedText())
self.cutAct.setEnabled(hasSelection)
self.copyAct.setEnabled(hasSelection)
def updateWindowMenu(self):
self.windowMenu.clear()
self.windowMenu.addAction(self.closeAct)
self.windowMenu.addAction(self.closeAllAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.tileAct)
self.windowMenu.addAction(self.cascadeAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.nextAct)
self.windowMenu.addAction(self.previousAct)
self.windowMenu.addAction(self.separatorAct)
windows = self.mdiArea.subWindowList()
self.separatorAct.setVisible(len(windows) != 0)
for i, window in enumerate(windows):
child = window.widget()
text = "%d %s" % (i + 1, child.userFriendlyCurrentFile())
if i < 9:
text = '&' + text
action = self.windowMenu.addAction(text)
action.setCheckable(True)
action.setChecked(child is self.activeMdiChild())
action.triggered.connect(self.windowMapper.map)
self.windowMapper.setMapping(action, window)
def createMdiChild(self, childType):
child = self.childrenFactory.createObject(childType)
self.mdiArea.addSubWindow(child)
child.copyAvailable.connect(self.cutAct.setEnabled)
child.copyAvailable.connect(self.copyAct.setEnabled)
return child
def createActions(self):
self.newAct = QAction(QIcon(':/images/new.png'),
"&New",
self,
shortcut=QKeySequence.New,
statusTip="Create a new file",
triggered=self.newFile)
self.openFileAct = QAction(QIcon(':/images/open.png'),
"&Open file...",
self,
shortcut=QKeySequence.Open,
statusTip="Open an existing file",
triggered=self.open)
self.openProjectAct = QAction(QIcon(':/images/openProject.png'),
"&Open project...",
self,
shortcut=QKeySequence("Ctrl+Shift+O"),
statusTip="Open an existing project",
triggered=self.openProject)
self.openTemplate = QAction(QIcon(':/images/sdt.png'),
"&Open template...",
self,
shortcut=QKeySequence("Alt+Shift+O"),
statusTip="Open an existing template",
triggered=self.openTemplate)
self.saveAct = QAction(QIcon(':/images/save.png'),
"&Save",
self,
shortcut=QKeySequence.Save,
statusTip="Save the document to disk",
triggered=self.save)
self.saveAsAct = QAction(
"Save &As...",
self,
shortcut=QKeySequence.SaveAs,
statusTip="Save the document under a new name",
triggered=self.saveAs)
self.exitAct = QAction(
"E&xit",
self,
shortcut=QKeySequence.Quit,
statusTip="Exit the application",
triggered=QApplication.instance().closeAllWindows)
self.cutAct = QAction(
QIcon(':/images/cut.png'),
"Cu&t",
self,
shortcut=QKeySequence.Cut,
statusTip="Cut the current selection's contents to the clipboard",
triggered=self.cut)
self.copyAct = QAction(
QIcon(':/images/copy.png'),
"&Copy",
self,
shortcut=QKeySequence.Copy,
statusTip="Copy the current selection's contents to the clipboard",
triggered=self.copy)
self.pasteAct = QAction(
QIcon(':/images/paste.png'),
"&Paste",
self,
shortcut=QKeySequence.Paste,
statusTip=
"Paste the clipboard's contents into the current selection",
triggered=self.paste)
self.findAct = QAction(QIcon(':/images/find.png'),
"&Find",
self,
shortcut=QKeySequence.Find,
statusTip="Find text",
triggered=self.activateFind)
self.settingsAct = QAction(QIcon(':/images/settings.png'),
"Open settings",
self,
shortcut=QKeySequence("Ctrl+1"),
statusTip="Open Settings",
triggered=self.activateSettings)
self.showProjectStructAct = QAction(
QIcon(':/images/project_structure.png'),
"Show structure",
self,
shortcut=QKeySequence("Alt+1"),
statusTip="Show project structure",
triggered=self.showProjectStructure)
self.showOutputAct = QAction(QIcon(':/images/project_output.png'),
"Show output",
self,
shortcut=QKeySequence("Alt+2"),
statusTip="Show output",
triggered=self.showOutput)
self.showBookmarks = QAction(QIcon(':/images/project_bookmarks.png'),
"Show bookmarks",
self,
shortcut=QKeySequence("Alt+3"),
statusTip="Show bookmarks",
triggered=self.showBookmarks)
self.showAsDiagram = QAction(QIcon(':/images/diagram.png'),
"Show as diagram",
self,
shortcut=QKeySequence("Alt+4"),
statusTip="Show document as diagram",
triggered=self.showAsDiagram)
self.closeAct = QAction("Cl&ose",
self,
statusTip="Close the active window",
triggered=self.mdiArea.closeActiveSubWindow)
self.closeAllAct = QAction("Close &All",
self,
statusTip="Close all the windows",
triggered=self.mdiArea.closeAllSubWindows)
self.tileAct = QAction("&Tile",
self,
statusTip="Tile the windows",
triggered=self.mdiArea.tileSubWindows)
self.cascadeAct = QAction("&Cascade",
self,
statusTip="Cascade the windows",
triggered=self.mdiArea.cascadeSubWindows)
self.nextAct = QAction("Ne&xt",
self,
shortcut=QKeySequence.NextChild,
statusTip="Move the focus to the next window",
triggered=self.mdiArea.activateNextSubWindow)
self.previousAct = QAction(
"Pre&vious",
self,
shortcut=QKeySequence.PreviousChild,
statusTip="Move the focus to the previous window",
triggered=self.mdiArea.activatePreviousSubWindow)
self.separatorAct = QAction(self)
self.separatorAct.setSeparator(True)
self.aboutAct = QAction("&About",
self,
statusTip="Show the application's About box",
triggered=self.about)
self.aboutQtAct = QAction("About &Qt",
self,
statusTip="Show the Qt library's About box",
triggered=QApplication.instance().aboutQt)
def createMenus(self):
self.fileMenu = self.menuBar().addMenu("&File")
self.fileMenu.addAction(self.newAct)
self.fileMenu.addAction(self.openFileAct)
self.fileMenu.addAction(self.openProjectAct)
self.fileMenu.addAction(self.openTemplate)
self.fileMenu.addAction(self.saveAct)
self.fileMenu.addAction(self.saveAsAct)
self.fileMenu.addSeparator()
action = self.fileMenu.addAction("Switch layout direction")
action.triggered.connect(self.switchLayoutDirection)
self.fileMenu.addAction(self.exitAct)
self.editMenu = self.menuBar().addMenu("&Edit")
self.editMenu.addAction(self.cutAct)
self.editMenu.addAction(self.copyAct)
self.editMenu.addAction(self.pasteAct)
self.editMenu.addAction(self.findAct)
self.settingsMenu = self.menuBar().addMenu("Set&tings")
self.settingsMenu.addAction(self.settingsAct)
self.viewMenu = self.menuBar().addMenu("&View")
self.createViewMenu()
self.windowMenu = self.menuBar().addMenu("&Window")
self.updateWindowMenu()
self.windowMenu.aboutToShow.connect(self.updateWindowMenu)
self.menuBar().addSeparator()
self.helpMenu = self.menuBar().addMenu("&Help")
self.helpMenu.addAction(self.aboutAct)
self.helpMenu.addAction(self.aboutQtAct)
def createToolBars(self):
self.fileToolBar = self.addToolBar("File")
self.fileToolBar.addAction(self.newAct)
self.fileToolBar.addAction(self.openFileAct)
self.fileToolBar.addAction(self.openProjectAct)
self.fileToolBar.addAction(self.openTemplate)
self.fileToolBar.addAction(self.saveAct)
self.editToolBar = self.addToolBar("Edit")
self.editToolBar.addAction(self.cutAct)
self.editToolBar.addAction(self.copyAct)
self.editToolBar.addAction(self.pasteAct)
def createStatusBar(self):
self.statusBar().showMessage("Ready")
def createDockWidgets(self):
self.projectStructureWidget = RDFNavigatorProjectStructure(self)
self.projectStructureDockWidget = QDockWidget("Project structure",
self)
self.projectStructureDockWidget.setWidget(self.projectStructureWidget)
self.addDockWidget(Qt.LeftDockWidgetArea,
self.projectStructureDockWidget)
self.projectOutputWidget = RDFNavigatorOutput(self)
self.projectOutputDockWidget = QDockWidget("Project output", self)
self.projectOutputDockWidget.setWidget(self.projectOutputWidget)
self.addDockWidget(Qt.BottomDockWidgetArea,
self.projectOutputDockWidget)
self.output_message.connect(self.projectOutputWidget.write)
self.bookmarskWidget = RDFNavigatorBookmarks(self)
self.bookmarksDockWidget = QDockWidget("Bookmarks", self)
self.bookmarksDockWidget.setWidget(self.bookmarskWidget)
self.addDockWidget(Qt.BottomDockWidgetArea, self.bookmarksDockWidget)
self.bookmarskWidget.bookmark_ref_requested.connect(self.showBookmark)
def readSettings(self):
pos = self.settingsManager.getConfig('pos', QPoint(200, 200))
size = self.settingsManager.getConfig('size', QSize(400, 400))
self.lastDir = self.settingsManager.getConfig('lastDir', '')
self.move(pos)
self.resize(size)
def writeSettings(self):
self.settingsManager.setConfig('pos', self.pos())
self.settingsManager.setConfig('size', self.size())
self.settingsManager.setConfig('lastDir', self.lastDir)
def activeMdiChild(self):
activeSubWindow = self.mdiArea.activeSubWindow()
if activeSubWindow:
return activeSubWindow.widget()
return None
def findMdiChild(self, fileName):
canonicalFilePath = QFileInfo(fileName).canonicalFilePath()
for window in self.mdiArea.subWindowList():
if window.widget().currentFile() == canonicalFilePath:
return window
return None
def switchLayoutDirection(self):
if self.layoutDirection() == Qt.LeftToRight:
QApplication.setLayoutDirection(Qt.RightToLeft)
else:
QApplication.setLayoutDirection(Qt.LeftToRight)
def setActiveSubWindow(self, window):
if window:
self.mdiArea.setActiveSubWindow(window)
def activateSettings(self):
settingsDlg = RDFNavigatorSettings(self)
settingsDlg.setPluginsPath(self.settingsManager)
settingsDlg.setRDFToolsPath(self.settingsManager)
settingsDlg.setSchemaPath(self.settingsManager)
settingsDlg.setSysDataPath(self.settingsManager)
settingsDlg.exec_()
settingsDict = settingsDlg.getConfig()
map(lambda (x, y): self.settingsManager.setConfig(x, y),
settingsDict.items())
def analyzeSystemData(self):
self.resourceRefManager.setSysDataPath(
self.settingsManager.getConfig('sys_data', ''))
self.global_refs_data, self.global_vals_data = self.resourceRefManager.analyzeRefs(
)
if self.global_refs_data != {} and self.global_vals_data != {}:
self.global_file_refs_data = dict(
reduce(lambda x, y: x + y,
[[(v, keys) for v in vals]
for keys, vals in self.global_refs_data.iteritems()
if vals != {}]))
def analyzeTemplateData(self, template_path):
sysDataPath = self.resourceRefManager.getSysDataPath()
self.resourceRefManager.setSysDataPath(template_path)
self.template_refs_data, self.template_vals_data = self.resourceRefManager.analyzeRefs(
)
if self.template_refs_data != {} and self.template_vals_data != {}:
self.template_file_refs_data = dict(
reduce(lambda x, y: x + y,
[[(v, keys) for v in vals]
for keys, vals in self.template_refs_data.iteritems()
if vals != {}]))
self.resourceRefManager.setSysDataPath(sysDataPath)
def showReference(self, obj_name, key_id):
child_name = self.template_file_refs_data.get(obj_name)
if child_name is None:
child_name = self.global_file_refs_data[obj_name]
child = self.findMdiChild(child_name)
if child is None:
self.openFileHelper(child_name, RDFNavigatorChildrenTypes.TEMPLATE)
child = self.findMdiChild(child_name)
self.mdiArea.setActiveSubWindow(child)
line = None
try:
line = self.template_refs_data[child_name][obj_name][key_id]
except KeyError:
line = self.global_refs_data[child_name][obj_name][key_id]
child.widget().goToLine(line)
def showReferenceValue(self, obj_name, key_id):
child_name = self.template_file_refs_data.get(obj_name)
if child_name is None:
child_name = self.global_file_refs_data[obj_name]
value = None
try:
value = self.template_vals_data[child_name][obj_name][key_id]
except KeyError:
value = self.global_refs_data[child_name][obj_name][key_id]
child = self.activeMdiChild()
if child is not None:
child.displayRefValue(value)
def showBookmark(self, filename, line):
child = self.findMdiChild(filename)
if child is None:
self.openFileHelper(filename, RDFNavigatorChildrenTypes.TEMPLATE)
child = self.findMdiChild(filename)
self.mdiArea.setActiveSubWindow(child)
child.widget().goToLine(line)
def createViewMenu(self):
self.viewMenu.addAction(self.showProjectStructAct)
self.viewMenu.addAction(self.showOutputAct)
self.viewMenu.addAction(self.showBookmarks)
self.viewMenu.addAction(self.showAsDiagram)
def showProjectStructure(self):
self.projectStructureDockWidget.show()
def showOutput(self):
self.projectOutputDockWidget.show()
def showBookmarks(self):
self.bookmarksDockWidget.show()
def showAsDiagram(self):
from rdfdiagram.rdfdiagramwidget import RdfDiagramWidget
rdfdiagram = RdfDiagramWidget(self)
self.mdiArea.addSubWindow(rdfdiagram)
rdfdiagram.show()
class MDIWindow(QMainWindow):
count = 0
def __init__(self):
super().__init__()
self.data_dict = {}
self.mdi = QMdiArea()
self.setCentralWidget(self.mdi)
# self.mdi.resize(950,950)
bar = self.menuBar()
self.current_dir = None
self.opened_wd_names = []
file = bar.addMenu("File")
file.addAction("New")
file.addAction("cascade")
file.addAction("Tiled")
file.triggered[QAction].connect(self.WindowTrig)
load = bar.addMenu("Load")
load.addAction("2D")
load.addAction("3D")
load.triggered[QAction].connect(self.dir_open)
toolbar = QToolBar()
self.addToolBar(toolbar)
bw_button_action = QAction('base_wnd', self)
bw_button_action.setStatusTip('base window button')
bw_button_action.triggered.connect(self.onclicktb)
toolbar.addAction(bw_button_action)
self.setWindowTitle("MDI Application")
self.base_wd = QMdiSubWindow()
self.base_wd.setAttribute(Qt.WA_DeleteOnClose, False)
self.base_wd.resize(400, 400)
self.base_wd.plt_i = pg.PlotItem(labels={
'left': ('slits', 'degrees'),
'bottom': ('Kin. Energy', 'eV')
})
self.base_wd.plt_iv = pg.ImageView(view=self.base_wd.plt_i)
self.base_wd.setWidget(self.base_wd.plt_iv)
self.base_wd.setWindowTitle("plot window")
self.mdi.addSubWindow(self.base_wd)
self.base_wd.show()
data_DockWidget = QDockWidget('data', self)
data_DockWidget.setObjectName(('data window'))
data_DockWidget.setAllowedAreas(Qt.RightDockWidgetArea)
self.data_list = QListWidget()
data_DockWidget.setWidget(self.data_list)
self.addDockWidget(Qt.RightDockWidgetArea, data_DockWidget)
self.data_list.itemClicked.connect(self.show_data)
self.data_list.itemDoubleClicked.connect(self.get_data)
self.mdi.subWindowActivated.connect(self.get_data)
def WindowTrig(self, p):
if p.text() == "New":
MDIWindow.count = MDIWindow.count + 1
sub = QMdiSubWindow()
sub.setWidget(QTextEdit())
sub.setWindowTitle("Sub Window" + str(MDIWindow.count))
self.mdi.addSubWindow(sub)
sub.show()
if p.text() == "cascade":
self.mdi.cascadeSubWindows()
if p.text() == "Tiled":
self.mdi.tileSubWindows()
def dir_open(self, p):
self.current_dir = dlg.File_dlg.openDirNameDialog(self)
print(self.current_dir)
if p.text() == "2D":
print('2D')
files_ls = glob.glob(self.current_dir + '/*.ibw')
fls = [f[len(self.current_dir) + 1:] for f in files_ls]
print(files_ls)
self.data_list.addItems(fls)
if p.text() == "3D":
zip_ls = glob.glob(self.current_dir + '/*.zip')
zp = [f[len(self.current_dir) + 1:] for f in zip_ls]
print(zp)
self.data_list.addItems(zp)
def show_data(self, s):
print('show data')
file_name = s.text()
self.data_dict = ut.ibw2dict(self.current_dir + '/' + file_name)
e_sc = self.data_dict['E_axis'][1] - self.data_dict['E_axis'][0]
a_sc = self.data_dict['A_axis'][1] - self.data_dict['A_axis'][0]
e_str = self.data_dict['E_axis'][0]
a_str = self.data_dict['A_axis'][0]
self.base_wd.plt_i.setRange(xRange=[self.data_dict['E_axis'][0], self.data_dict['E_axis'][-1]], \
yRange=[self.data_dict['A_axis'][0], self.data_dict['A_axis'][-1]], update=True, padding = 0)
self.base_wd.plt_i.getViewBox().setLimits(xMin= e_str, xMax = self.data_dict['E_axis'][-1],\
yMin=self.data_dict['A_axis'][0], yMax=self.data_dict['A_axis'][-1])
self.base_wd.plt_iv.setImage(
self.data_dict['data'],
pos=[self.data_dict['E_axis'][0], self.data_dict['A_axis'][0]],
scale=[e_sc, a_sc])
# self.base_wd.plt_iv.ui.histogram.hide()
self.base_wd.plt_iv.ui.roiBtn.hide()
self.base_wd.plt_iv.ui.menuBtn.hide()
def get_data(self, s):
if isinstance(s, QMdiSubWindow) and str(
s.objectName()) in self.opened_wd_names:
sub = self.mdi.currentSubWindow()
self.data_dict = ut.ibw2dict(self.current_dir + '/' +
str(s.objectName()))
elif isinstance(s, QListWidgetItem):
file_name = s.text()
self.opened_wd_names.append(file_name)
MDIWindow.count = MDIWindow.count + 1
sub = QMdiSubWindow()
sub.resize(550, 550)
sub.setWindowTitle(file_name)
sub.setObjectName(file_name)
self.data_dict = ut.ibw2dict(self.current_dir + '/' + file_name)
else:
print(isinstance(s, QMdiSubWindow), isinstance(s, QListWidgetItem))
print(type(s))
return
e_sc = self.data_dict['E_axis'][1] - self.data_dict['E_axis'][0]
a_sc = self.data_dict['A_axis'][1] - self.data_dict['A_axis'][0]
e_rg = self.data_dict['E_axis'][-1] - self.data_dict['E_axis'][0]
a_rg = self.data_dict['A_axis'][-1] - self.data_dict['A_axis'][0]
e_str = self.data_dict['E_axis'][0]
a_str = self.data_dict['A_axis'][0]
e_end = self.data_dict['E_axis'][-1]
a_end = self.data_dict['A_axis'][-1]
print(e_str, a_str)
print(e_end, a_end)
print(e_rg, a_rg)
print(e_sc, a_sc)
gr_v = pg.GraphicsView()
l = pg.GraphicsLayout()
gr_v.setCentralWidget(l)
sub.setWidget(gr_v)
self.mdi.addSubWindow(sub)
sub.show()
p1 = l.addPlot(x=[1, 2],
y=[1, 2],
name="Plot1",
title="EDC",
pen="r",
row=0,
col=0)
# label1 = pg.LabelItem(justify='right')
# p1.addItem(label1)
plt_i = pg.PlotItem(labels={
'left': ('slits', 'degrees'),
'bottom': ('Kin. Energy', 'eV')
})
plt_i.setRange(xRange=[e_str, e_end],
yRange=[a_str, a_end],
update=True,
padding=0)
vb = plt_i.getViewBox()
vb.setLimits(xMin=e_str, xMax=e_end, yMin=a_str, yMax=a_end)
vb.setMouseMode(vb.RectMode)
l.addItem(plt_i, row=1, col=0)
img_i = pg.ImageItem(self.data_dict['data'], border=None)
qrect = vb.viewRect()
img_i.setRect(qrect)
vb.addItem(img_i)
vb.autoRange()
# vb.invertX()
vb.invertY()
hist = pg.HistogramLUTItem(image=img_i)
l.addItem(hist, row=0, col=1)
p2 = l.addPlot(x=[1, 2],
y=[2, 1],
name="Plot2",
title="MDC",
pen="g",
row=1,
col=1)
# label2 = pg.LabelItem(justify='left')
# plt_i.addItem(label2)
# cross hair
vLine = pg.InfiniteLine(angle=90, movable=False)
hLine = pg.InfiniteLine(angle=0, movable=False)
p1.addItem(vLine, ignoreBounds=False)
p1.addItem(hLine, ignoreBounds=False)
vb1 = p1.vb
pcv = plt_i.addLine(x=e_end, pen='r')
pch = plt_i.addLine(y=a_str, pen='r')
# lROI = pg.ROI(((e_str+e_end)/2,a_str), size=(5*e_sc,a_rg))
# vb.addItem(lROI)
# slice, coor = lROI.getArrayRegion(self.data_dict['data'], img_i ,returnMappedCoords = True)
# print('slice')
# sl_sum=np.sum(slice, axis=0)
# print(sl_sum[0:10])
# print(type(slice), slice.shape)
# print(type(coor), coor.shape)
# print(coor[1,0,0:10])
# p2.invertY()
# p2.setYLink(plt_i)
# p2.plot(y=coor[1,0,:], x=sl_sum)
def onMouseMoved(point):
p = vb.mapSceneToView(point)
pcv.setValue(p.x())
pch.setValue(p.y())
# print(p.x(), p.y())
hROI = pg.ROI((e_str, p.y()), size=(e_rg, 5 * a_sc))
vb.addItem(hROI)
hROI.hide()
sl, co = hROI.getArrayRegion(self.data_dict['data'],
img_i,
returnMappedCoords=True)
sl_sum = np.sum(sl, axis=1)
p1.setXLink(plt_i)
p1.plot(x=co[0, :, 0], y=sl_sum, clear=True)
vROI = pg.ROI((p.x(), a_str), size=(5 * e_sc, a_rg))
vb.addItem(vROI)
vROI.hide()
slc, coo = vROI.getArrayRegion(self.data_dict['data'],
img_i,
returnMappedCoords=True)
sl_sum = np.sum(slc, axis=0)
p2.invertY()
p2.setYLink(plt_i)
p2.plot(y=coo[1, 0, :], x=sl_sum, clear=True)
# label2.setText("{}-{}".format(p.x(), p.y()))
img_i.scene().sigMouseMoved.connect(onMouseMoved)
def onclicktb(self):
self.base_wd.plt_i = pg.PlotItem(labels={
'left': ('slits', 'degrees'),
'bottom': ('Kin. Energy', 'eV')
})
self.base_wd.plt_iv = pg.ImageView(view=self.base_wd.plt_i)
self.base_wd.setWidget(self.base_wd.plt_iv)
self.base_wd.show()
class MainWindow(QMainWindow):
def __init__(self):
super(MainWindow, self).__init__()
self.mdiArea = QMdiArea()
self.mdiArea.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.mdiArea.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.setCentralWidget(self.mdiArea)
self.mdiArea.subWindowActivated.connect(self.updateMenus)
self.windowMapper = QSignalMapper(self)
self.windowMapper.mapped[QWidget].connect(self.setActiveSubWindow)
self.createActions()
self.createMenus()
self.createStatusBar()
self.updateMenus()
self.clipboard = QApplication.clipboard()
self.setWindowTitle("Qt5 Multi Video Player v0.02 - by Luis Santos AKA DJOKER")
def closeEvent(self, event):
self.mdiArea.closeAllSubWindows()
if self.mdiArea.currentSubWindow():
event.ignore()
else:
event.accept()
def newFile(self):
child = VideoPlayer(True)
self.mdiArea.addSubWindow(child)
url = self.clipboard.text()
child.Player(url)
child.show()
def newMute(self):
child = VideoPlayer(False)
self.mdiArea.addSubWindow(child)
url = self.clipboard.text()
child.Player(url)
child.show()
return
def updateMenus(self):
hasMdiChild = (self.activeMdiChild() is not None)
self.closeAct.setEnabled(hasMdiChild)
self.closeAllAct.setEnabled(hasMdiChild)
self.tileAct.setEnabled(hasMdiChild)
self.cascadeAct.setEnabled(hasMdiChild)
self.nextAct.setEnabled(hasMdiChild)
self.previousAct.setEnabled(hasMdiChild)
self.separatorAct.setVisible(hasMdiChild)
def updateWindowMenu(self):
self.windowMenu.clear()
self.windowMenu.addAction(self.closeAct)
self.windowMenu.addAction(self.closeAllAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.tileAct)
self.windowMenu.addAction(self.cascadeAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.nextAct)
self.windowMenu.addAction(self.previousAct)
self.windowMenu.addAction(self.separatorAct)
windows = self.mdiArea.subWindowList()
self.separatorAct.setVisible(len(windows) != 0)
def createMdiChild(self):
child = MdiChild()
self.mdiArea.addSubWindow(child)
return child
def createActions(self):
self.newAct = QAction( "&New", self,
shortcut=QKeySequence.New, statusTip="Create a new Video Player",
triggered=self.newFile)
self.newActCam4 = QAction("&VideoMute", self,
shortcut=QKeySequence.New, statusTip="Create a new Video Player Mute",
triggered=self.newMute)
self.closeAct = QAction("Cl&ose", self,
statusTip="Close the active window",
triggered=self.mdiArea.closeActiveSubWindow)
self.closeAllAct = QAction("Close &All", self,
statusTip="Close all the windows",
triggered=self.mdiArea.closeAllSubWindows)
self.tileAct = QAction("&Tile", self, statusTip="Tile the windows",
triggered=self.mdiArea.tileSubWindows)
self.cascadeAct = QAction("&Cascade", self,
statusTip="Cascade the windows",
triggered=self.mdiArea.cascadeSubWindows)
self.nextAct = QAction("Ne&xt", self, shortcut=QKeySequence.NextChild,
statusTip="Move the focus to the next window",
triggered=self.mdiArea.activateNextSubWindow)
self.previousAct = QAction("Pre&vious", self,
shortcut=QKeySequence.PreviousChild,
statusTip="Move the focus to the previous window",
triggered=self.mdiArea.activatePreviousSubWindow)
self.separatorAct = QAction(self)
self.separatorAct.setSeparator(True)
def createMenus(self):
self.fileMenu = self.menuBar().addMenu("&File")
self.fileMenu.addAction(self.newAct)
self.fileMenu.addAction(self.newActCam4)
self.exitAct = QAction("E&xit", self, shortcut=QKeySequence.Quit,
statusTip="Exit the application",
triggered=QApplication.instance().closeAllWindows)
self.fileMenu.addSeparator()
action = self.fileMenu.addAction("Switch layout direction")
action.triggered.connect(self.switchLayoutDirection)
self.fileMenu.addAction(self.exitAct)
self.windowMenu = self.menuBar().addMenu("&Window")
self.updateWindowMenu()
self.windowMenu.aboutToShow.connect(self.updateWindowMenu)
self.menuBar().addSeparator()
def createStatusBar(self):
self.statusBar().showMessage("Ready")
def activeMdiChild(self):
activeSubWindow = self.mdiArea.activeSubWindow()
if activeSubWindow:
return activeSubWindow.widget()
return None
def findMdiChild(self, fileName):
canonicalFilePath = QFileInfo(fileName).canonicalFilePath()
for window in self.mdiArea.subWindowList():
if window.widget().currentFile() == canonicalFilePath:
return window
return None
def switchLayoutDirection(self):
if self.layoutDirection() == Qt.LeftToRight:
QApplication.setLayoutDirection(Qt.RightToLeft)
else:
QApplication.setLayoutDirection(Qt.LeftToRight)
def setActiveSubWindow(self, window):
if window:
self.mdiArea.setActiveSubWindow(window)
class MainWindow(QMainWindow):
def __init__(self):
super(MainWindow, self).__init__()
self.mdiArea = QMdiArea()
self.mdiArea.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.mdiArea.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.setCentralWidget(self.mdiArea)
self.mdiArea.subWindowActivated.connect(self.updateMenus)
self.windowMapper = QSignalMapper(self)
self.windowMapper.mapped[QWidget].connect(self.setActiveSubWindow)
self.createActions()
self.createMenus()
self.createToolBars()
self.createStatusBar()
self.updateMenus()
self.readSettings()
self.setWindowTitle("MDI")
def closeEvent(self, event):
self.mdiArea.closeAllSubWindows()
if self.mdiArea.currentSubWindow():
event.ignore()
else:
self.writeSettings()
event.accept()
def newFile(self):
child = self.createMdiChild()
child.newFile()
child.show()
def open(self):
fileName, _ = QFileDialog.getOpenFileName(self)
if fileName:
existing = self.findMdiChild(fileName)
if existing:
self.mdiArea.setActiveSubWindow(existing)
return
child = self.createMdiChild()
if child.loadFile(fileName):
self.statusBar().showMessage("File loaded", 2000)
child.show()
else:
child.close()
def save(self):
if self.activeMdiChild() and self.activeMdiChild().save():
self.statusBar().showMessage("File saved", 2000)
def saveAs(self):
if self.activeMdiChild() and self.activeMdiChild().saveAs():
self.statusBar().showMessage("File saved", 2000)
def cut(self):
if self.activeMdiChild():
self.activeMdiChild().cut()
def copy(self):
if self.activeMdiChild():
self.activeMdiChild().copy()
def paste(self):
if self.activeMdiChild():
self.activeMdiChild().paste()
def about(self):
QMessageBox.about(self, "About MDI",
"The <b>MDI</b> example demonstrates how to write multiple "
"document interface applications using Qt.")
def updateMenus(self):
hasMdiChild = (self.activeMdiChild() is not None)
self.saveAct.setEnabled(hasMdiChild)
self.saveAsAct.setEnabled(hasMdiChild)
self.pasteAct.setEnabled(hasMdiChild)
self.closeAct.setEnabled(hasMdiChild)
self.closeAllAct.setEnabled(hasMdiChild)
self.tileAct.setEnabled(hasMdiChild)
self.cascadeAct.setEnabled(hasMdiChild)
self.nextAct.setEnabled(hasMdiChild)
self.previousAct.setEnabled(hasMdiChild)
self.separatorAct.setVisible(hasMdiChild)
hasSelection = (self.activeMdiChild() is not None and
self.activeMdiChild().textCursor().hasSelection())
self.cutAct.setEnabled(hasSelection)
self.copyAct.setEnabled(hasSelection)
def updateWindowMenu(self):
self.windowMenu.clear()
self.windowMenu.addAction(self.closeAct)
self.windowMenu.addAction(self.closeAllAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.tileAct)
self.windowMenu.addAction(self.cascadeAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.nextAct)
self.windowMenu.addAction(self.previousAct)
self.windowMenu.addAction(self.separatorAct)
windows = self.mdiArea.subWindowList()
self.separatorAct.setVisible(len(windows) != 0)
for i, window in enumerate(windows):
child = window.widget()
text = "%d %s" % (i + 1, child.userFriendlyCurrentFile())
if i < 9:
text = '&' + text
action = self.windowMenu.addAction(text)
action.setCheckable(True)
action.setChecked(child is self.activeMdiChild())
action.triggered.connect(self.windowMapper.map)
self.windowMapper.setMapping(action, window)
def createMdiChild(self):
child = MdiChild()
self.mdiArea.addSubWindow(child)
child.copyAvailable.connect(self.cutAct.setEnabled)
child.copyAvailable.connect(self.copyAct.setEnabled)
return child
def createActions(self):
self.newAct = QAction(QIcon(':/images/new.png'), "&New", self,
shortcut=QKeySequence.New, statusTip="Create a new file",
triggered=self.newFile)
self.openAct = QAction(QIcon(':/images/open.png'), "&Open...", self,
shortcut=QKeySequence.Open, statusTip="Open an existing file",
triggered=self.open)
self.saveAct = QAction(QIcon(':/images/save.png'), "&Save", self,
shortcut=QKeySequence.Save,
statusTip="Save the document to disk", triggered=self.save)
self.saveAsAct = QAction("Save &As...", self,
shortcut=QKeySequence.SaveAs,
statusTip="Save the document under a new name",
triggered=self.saveAs)
self.exitAct = QAction("E&xit", self, shortcut=QKeySequence.Quit,
statusTip="Exit the application",
triggered=QApplication.instance().closeAllWindows)
self.cutAct = QAction(QIcon(':/images/cut.png'), "Cu&t", self,
shortcut=QKeySequence.Cut,
statusTip="Cut the current selection's contents to the clipboard",
triggered=self.cut)
self.copyAct = QAction(QIcon(':/images/copy.png'), "&Copy", self,
shortcut=QKeySequence.Copy,
statusTip="Copy the current selection's contents to the clipboard",
triggered=self.copy)
self.pasteAct = QAction(QIcon(':/images/paste.png'), "&Paste", self,
shortcut=QKeySequence.Paste,
statusTip="Paste the clipboard's contents into the current selection",
triggered=self.paste)
self.closeAct = QAction("Cl&ose", self,
statusTip="Close the active window",
triggered=self.mdiArea.closeActiveSubWindow)
self.closeAllAct = QAction("Close &All", self,
statusTip="Close all the windows",
triggered=self.mdiArea.closeAllSubWindows)
self.tileAct = QAction("&Tile", self, statusTip="Tile the windows",
triggered=self.mdiArea.tileSubWindows)
self.cascadeAct = QAction("&Cascade", self,
statusTip="Cascade the windows",
triggered=self.mdiArea.cascadeSubWindows)
self.nextAct = QAction("Ne&xt", self, shortcut=QKeySequence.NextChild,
statusTip="Move the focus to the next window",
triggered=self.mdiArea.activateNextSubWindow)
self.previousAct = QAction("Pre&vious", self,
shortcut=QKeySequence.PreviousChild,
statusTip="Move the focus to the previous window",
triggered=self.mdiArea.activatePreviousSubWindow)
self.separatorAct = QAction(self)
self.separatorAct.setSeparator(True)
self.aboutAct = QAction("&About", self,
statusTip="Show the application's About box",
triggered=self.about)
self.aboutQtAct = QAction("About &Qt", self,
statusTip="Show the Qt library's About box",
triggered=QApplication.instance().aboutQt)
def createMenus(self):
self.fileMenu = self.menuBar().addMenu("&File")
self.fileMenu.addAction(self.newAct)
self.fileMenu.addAction(self.openAct)
self.fileMenu.addAction(self.saveAct)
self.fileMenu.addAction(self.saveAsAct)
self.fileMenu.addSeparator()
action = self.fileMenu.addAction("Switch layout direction")
action.triggered.connect(self.switchLayoutDirection)
self.fileMenu.addAction(self.exitAct)
self.editMenu = self.menuBar().addMenu("&Edit")
self.editMenu.addAction(self.cutAct)
self.editMenu.addAction(self.copyAct)
self.editMenu.addAction(self.pasteAct)
self.windowMenu = self.menuBar().addMenu("&Window")
self.updateWindowMenu()
self.windowMenu.aboutToShow.connect(self.updateWindowMenu)
self.menuBar().addSeparator()
self.helpMenu = self.menuBar().addMenu("&Help")
self.helpMenu.addAction(self.aboutAct)
self.helpMenu.addAction(self.aboutQtAct)
def createToolBars(self):
self.fileToolBar = self.addToolBar("File")
self.fileToolBar.addAction(self.newAct)
self.fileToolBar.addAction(self.openAct)
self.fileToolBar.addAction(self.saveAct)
self.editToolBar = self.addToolBar("Edit")
self.editToolBar.addAction(self.cutAct)
self.editToolBar.addAction(self.copyAct)
self.editToolBar.addAction(self.pasteAct)
def createStatusBar(self):
self.statusBar().showMessage("Ready")
def readSettings(self):
settings = QSettings('Trolltech', 'MDI Example')
pos = settings.value('pos', QPoint(200, 200))
size = settings.value('size', QSize(400, 400))
self.move(pos)
self.resize(size)
def writeSettings(self):
settings = QSettings('Trolltech', 'MDI Example')
settings.setValue('pos', self.pos())
settings.setValue('size', self.size())
def activeMdiChild(self):
activeSubWindow = self.mdiArea.activeSubWindow()
if activeSubWindow:
return activeSubWindow.widget()
return None
def findMdiChild(self, fileName):
canonicalFilePath = QFileInfo(fileName).canonicalFilePath()
for window in self.mdiArea.subWindowList():
if window.widget().currentFile() == canonicalFilePath:
return window
return None
def switchLayoutDirection(self):
if self.layoutDirection() == Qt.LeftToRight:
QApplication.setLayoutDirection(Qt.RightToLeft)
else:
QApplication.setLayoutDirection(Qt.LeftToRight)
def setActiveSubWindow(self, window):
if window:
self.mdiArea.setActiveSubWindow(window)
class MainWindow(QMainWindow):
def __init__(self):
super(MainWindow, self).__init__()
self.mdiArea = QMdiArea()
self.mdiArea.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.mdiArea.setVerticalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.setCentralWidget(self.mdiArea)
self.mdiArea.subWindowActivated.connect(self.updateMenus)
self.windowMapper = QSignalMapper(self)
self.windowMapper.mapped[QWidget].connect(self.setActiveSubWindow)
self.createActions()
self.createMenus()
self.createStatusBar()
self.updateMenus()
self.setWindowTitle("MDI")
def closeEvent(self, event):
self.mdiArea.closeAllSubWindows()
if self.mdiArea.currentSubWindow():
event.ignore()
else:
event.accept()
def newFile(self):
child = BrowserChaturbate(self.mdiArea)
self.mdiArea.addSubWindow(child)
child.load("https://www.chaturbate.com/")
child.resize(320, 240)
child.show()
def newCam4(self):
child = BrowserCam4(self.mdiArea)
self.mdiArea.addSubWindow(child)
child.load("https://www.cam4.com")
child.resize(320, 240)
child.show()
def newFreecam(self):
child = BrowserMyFreeCams(self.mdiArea)
self.mdiArea.addSubWindow(child)
#child.load("https://www.myfreecams.com/php/online_models_splash.php?")
child.load('https://www.pornhub.com/categories?o=al')
child.resize(320, 240)
child.show()
def updateMenus(self):
hasMdiChild = (self.activeMdiChild() is not None)
self.closeAct.setEnabled(hasMdiChild)
self.closeAllAct.setEnabled(hasMdiChild)
self.tileAct.setEnabled(hasMdiChild)
self.cascadeAct.setEnabled(hasMdiChild)
self.nextAct.setEnabled(hasMdiChild)
self.previousAct.setEnabled(hasMdiChild)
self.separatorAct.setVisible(hasMdiChild)
def updateWindowMenu(self):
self.windowMenu.clear()
self.windowMenu.addAction(self.closeAct)
self.windowMenu.addAction(self.closeAllAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.tileAct)
self.windowMenu.addAction(self.cascadeAct)
self.windowMenu.addSeparator()
self.windowMenu.addAction(self.nextAct)
self.windowMenu.addAction(self.previousAct)
self.windowMenu.addAction(self.separatorAct)
windows = self.mdiArea.subWindowList()
self.separatorAct.setVisible(len(windows) != 0)
def createActions(self):
self.newAct = QAction("&Chartubate",
self,
shortcut=QKeySequence.New,
statusTip="Browse Chartubate",
triggered=self.newFile)
self.newActCam4 = QAction("&Cam4",
self,
shortcut=QKeySequence.New,
statusTip="Browse Cam4",
triggered=self.newCam4)
self.newActFreeCam = QAction("&PornHub",
self,
shortcut=QKeySequence.New,
statusTip="Browse PornHub",
triggered=self.newFreecam)
self.closeAct = QAction("Cl&ose",
self,
statusTip="Close the active window",
triggered=self.mdiArea.closeActiveSubWindow)
self.closeAllAct = QAction("Close &All",
self,
statusTip="Close all the windows",
triggered=self.mdiArea.closeAllSubWindows)
self.tileAct = QAction("&Tile",
self,
statusTip="Tile the windows",
triggered=self.mdiArea.tileSubWindows)
self.cascadeAct = QAction("&Cascade",
self,
statusTip="Cascade the windows",
triggered=self.mdiArea.cascadeSubWindows)
self.nextAct = QAction("Ne&xt",
self,
shortcut=QKeySequence.NextChild,
statusTip="Move the focus to the next window",
triggered=self.mdiArea.activateNextSubWindow)
self.previousAct = QAction(
"Pre&vious",
self,
shortcut=QKeySequence.PreviousChild,
statusTip="Move the focus to the previous window",
triggered=self.mdiArea.activatePreviousSubWindow)
self.separatorAct = QAction(self)
self.separatorAct.setSeparator(True)
def createMenus(self):
self.fileMenu = self.menuBar().addMenu("&File")
self.fileMenu.addAction(self.newAct)
self.fileMenu.addAction(self.newActCam4)
self.fileMenu.addAction(self.newActFreeCam)
self.exitAct = QAction(
"E&xit",
self,
shortcut=QKeySequence.Quit,
statusTip="Exit the application",
triggered=QApplication.instance().closeAllWindows)
self.fileMenu.addSeparator()
action = self.fileMenu.addAction("Switch layout direction")
action.triggered.connect(self.switchLayoutDirection)
self.fileMenu.addAction(self.exitAct)
self.windowMenu = self.menuBar().addMenu("&Window")
self.updateWindowMenu()
self.windowMenu.aboutToShow.connect(self.updateWindowMenu)
self.menuBar().addSeparator()
def createStatusBar(self):
self.statusBar().showMessage("Ready")
def activeMdiChild(self):
activeSubWindow = self.mdiArea.activeSubWindow()
if activeSubWindow:
return activeSubWindow.widget()
return None
def findMdiChild(self, fileName):
canonicalFilePath = QFileInfo(fileName).canonicalFilePath()
for window in self.mdiArea.subWindowList():
if window.widget().currentFile() == canonicalFilePath:
return window
return None
def switchLayoutDirection(self):
if self.layoutDirection() == Qt.LeftToRight:
QApplication.setLayoutDirection(Qt.RightToLeft)
else:
QApplication.setLayoutDirection(Qt.LeftToRight)
def setActiveSubWindow(self, window):
if window:
self.mdiArea.setActiveSubWindow(window)
