def set_images(self, images, scroll_area):
row = 0
col = 0
grid_layout = QGridLayout()
grid_layout.setHorizontalSpacing(1)
grid_layout.setVerticalSpacing(1)
self._actions = []
for i in range(len(images)):
qim = ImageQt(images[i])
pixmap = QPixmap.fromImage(qim)
ql = QLabel()
ql.setPixmap(pixmap)
ql.setScaledContents(True)
ql.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
ql.setContextMenuPolicy(Qt.ActionsContextMenu)
action = QAction('Export Tile #{} to BMP'.format(i), self)
action.triggered.connect(
(lambda idx: lambda: self.export_tile(images[idx]))(i))
self._actions.append(action)
ql.addAction(action)
grid_layout.addWidget(ql, row, col)
col += 1
if col >= self._COL_WIDTH:
row += 1
col = 0
client = QWidget()
scroll_area.setWidget(client)
client.setLayout(grid_layout)
def set_images(self, images, scroll_area, start_index=1, column_width=14):
def update_dimensions(rows, columns, column_width):
columns += 1
if columns >= column_width > 0:
rows += 1
columns = 0
return rows, columns
rows, columns = 0, 0
grid_layout = QGridLayout()
grid_layout.setHorizontalSpacing(1)
grid_layout.setVerticalSpacing(1)
for i in range(len(images)):
ql = QLabel()
ql.setPixmap(QPixmap.fromImage(ImageQt(images[i])))
ql.setScaledContents(True)
ql.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
ql.setContextMenuPolicy(Qt.ActionsContextMenu)
action = QAction('Export Tile {} to BMP'.format((i + start_index)), self)
action.triggered.connect((lambda idx: lambda: self.export_tile(images[idx]))(i))
self._actions.append(action)
ql.addAction(action)
grid_layout.addWidget(ql, rows, columns)
rows, columns = update_dimensions(rows, columns, column_width)
client = QWidget()
scroll_area.setWidget(client)
client.setLayout(grid_layout)
class Windows(QMainWindow):
def __init__(self , parent=None):
super().__init__(parent)
self.setWindowTitle("PyGUI Widget Design #1")
################################################################
#################### GUI DESIGINING BELOW ######################
################################################################
self.setStyleSheet("""
QMenuBar {
background-color: qlineargradient(x1:0, y1:0, x2:0, y2:1,
stop:0 lightgray, stop:1 lightblue);
spacing: 3px;
}
QMenuBar::item:selected {
background: #a8a8a8;
}
QMenuBar::item:pressed {
background: #888888;
}
QMenu {
background-color: #b2eab1;
border: 1px solid black;
}
QMenu::item {
background-color: transparent;
}
QMenu::item:selected {
background-color: #4b7c58;
}
QToolBar {
background: lightblue;
spacing: 10px;
}
""")
################################################################
#################### GUI DESIGINING ABOVE ######################
################################################################
self.resize(800, 600)
self.centralWidget = QLabel(text)
self.label_a = QLabel(text, self)
self.label_a.setFont(QFont("Arial" , 15))
self.centralWidget = self.label_a
self.centralWidget.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
self.setCentralWidget(self.centralWidget)
self._createAction_()
self._MenuBar_()
self._createToolBars_()
self._ContextMenu_()
self._connectActions()
self.createStatusBar()
################# FEATURE ADDING BELOW ##################
def _MenuBar_(self):
menuBar = self.menuBar()
# File menu
fileMenu = QMenu("&File", self)
menuBar.addMenu(fileMenu)
fileMenu.addAction(self.newAction)
fileMenu.addAction(self.openAction)
fileMenu.addAction(self.saveAction)
fileMenu.addSeparator()
fileMenu.addAction(self.exitAction)
# Edit menu
editMenu = menuBar.addMenu("&Edit")
editMenu.addAction(self.copyAction)
editMenu.addAction(self.pasteAction)
editMenu.addAction(self.cutAction)
editMenu.addSeparator()
fileMenu2 = editMenu.addMenu("Find and Replace")
fileMenu2.addAction("Find ? ")
fileMenu2.addAction("Replace ? ")
# Help menu
helpMenu = menuBar.addMenu(QIcon(":help-content.svg"), "&Help")
helpMenu.addAction(self.helpContentAction)
helpMenu.addAction(self.aboutAction)
self.openRecentMenu = fileMenu.addMenu("Open Recent")
def _createToolBars_(self):
fileToolBar = self.addToolBar("File")
fileToolBar.setMovable(False)
editToolBar = QToolBar("Edit" , self)
self.addToolBar(editToolBar)
# File Toolbars
fileToolBar.addAction(self.newAction)
fileToolBar.addAction(self.openAction)
fileToolBar.addAction(self.saveAction)
# Editing Toolbars
editToolBar.addAction(self.copyAction)
editToolBar.addAction(self.pasteAction)
editToolBar.addAction(self.cutAction)
# WIDGETS!!!
self.FONTspinBox = QSpinBox()
self.FONTspinBox.setFocusPolicy(Qt.WheelFocus)
editToolBar.addWidget(self.FONTspinBox)
def _createAction_(self):
self.newAction = QAction(self)
self.newAction.setText("&New")
self.openAction = QAction("&Open...", self)
self.saveAction = QAction("&Save", self)
self.exitAction = QAction("&Exit", self)
self.copyAction = QAction("&Copy", self)
self.pasteAction = QAction("&Paste", self)
self.cutAction = QAction("&Cut", self)
self.helpContentAction = QAction("&Help Content", self)
self.aboutAction = QAction("&About", self)
# Icons for File Action
self.newAction.setIcon(QIcon(":file-new.svg"))
self.openAction = QAction(QIcon(":file-open.svg"), "&Open", self)
self.saveAction = QAction(QIcon(":file-save.svg"), "Save" , self)
# Icons for Edit Actions
self.copyAction = QAction(QIcon(":edit-copy.svg"), "&Copy", self)
self.pasteAction = QAction(QIcon(":edit-paste.svg"), "Paste", self)
self.cutAction = QAction(QIcon(":edit-cut.svg"), "Cut", self)
# Shortcuts?
self.newAction.setShortcut("Ctrl+N")
self.openAction.setShortcut("Ctrl+O")
self.saveAction.setShortcut("Ctrl+S")
self.copyAction.setShortcut(QKeySequence.Copy)
self.pasteAction.setShortcut(QKeySequence.Paste)
self.cutAction.setShortcut(QKeySequence.Cut)
# Adding status.....
self.newAction.setStatusTip("Create a new file?")
self.newAction.setToolTip("Create?")
self.openAction.setStatusTip("Open a new file?")
self.openAction.setToolTip("Open?")
self.saveAction.setStatusTip("Save the file?")
self.saveAction.setToolTip("Save?")
self.copyAction.setStatusTip("Copy something?")
self.copyAction.setToolTip("Copy?")
self.pasteAction.setStatusTip("Paste something?")
self.pasteAction.setToolTip("Paste?")
self.cutAction.setStatusTip("Move something?")
self.cutAction.setToolTip("Move?")
self.helpContentAction.setStatusTip("Help Content....")
self.aboutAction.setStatusTip("About File....")
def _ContextMenu_(self):
self.centralWidget.setContextMenuPolicy(Qt.ActionsContextMenu)
self.centralWidget.addAction(self.newAction)
self.centralWidget.addAction(self.openAction)
self.centralWidget.addAction(self.saveAction)
self.centralWidget.addAction(self.copyAction)
self.centralWidget.addAction(self.pasteAction)
self.centralWidget.addAction(self.cutAction)
################################################################
################### SLOT CONNECTIONS BELOW #####################
################################################################
def newFile(self):
self.centralWidget.setText("""
<i>User</i> Clicked <b>New File</b>, but where is the New File Feature?
""")
def openFile(self):
self.centralWidget.setText("""
<i>User</i> wants to <b>Open File</b>, but where is the in-app file browser?
""")
def saveFile(self):
self.centralWidget.setText("How can you save when you didn't even write anything?")
def copyContent(self):
self.centralWidget.setText("<b>Copy chan</b> got GOT TRIGGERED?!")
def pasteContent(self):
self.centralWidget.setText("<b>Paste chan</b> got a Jackpot!!")
def cutContent(self):
self.centralWidget.setText("I'm sorry but we are not doing art here..")
def helpContent(self):
self.centralWidget.setText("<b>HELP chan</b> is out of Context?")
def about(self):
self.centralWidget.setText("READ THE <b>GITHUB</b>, LOL")
def _connectActions(self):
self.newAction.triggered.connect(self.newFile)
self.openAction.triggered.connect(self.openFile)
self.saveAction.triggered.connect(self.saveFile)
self.exitAction.triggered.connect(self.close)
# Connect Edit actions
self.copyAction.triggered.connect(self.copyContent)
self.pasteAction.triggered.connect(self.pasteContent)
self.cutAction.triggered.connect(self.cutContent)
# Connect Help actions
self.helpContentAction.triggered.connect(self.helpContent)
self.aboutAction.triggered.connect(self.about)
# Connect Recent Open Files
self.openRecentMenu.aboutToShow.connect(self.populate_the_recents)
################################################################
################### SLOT CONNECTIONS ABOVE #####################
################################################################
def populate_the_recents(self):
self.openRecentMenu.clear()
actions = []
fileName = [f"File-{n}" for n in range(5)]
for fileNames in fileName:
action = QAction(fileNames, self)
action.triggered.connect(partial(self.openRecentFile, fileNames))
actions.append(action)
self.openRecentMenu.addActions(actions)
def openRecentFile(self, filename):
self.centralWidget.setText(f"<b>{filename}</b> got opened?")
def createStatusBar(self):
self.statusBar = self.statusBar()
self.setStatusBar(self.statusBar)
Qlabel_text = QLabel("Open Sourced Project", self)
self.statusBar.addPermanentWidget(Qlabel_text)
class Window(QMainWindow):
"""Main Window."""
def __init__(self, parent=None):
"""Initializer."""
super().__init__(parent)
self.setWindowTitle("Python Menus & Toolbars")
self.resize(400, 200)
self.centralWidget = QLabel("Hello, World")
self.centralWidget.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
self.setCentralWidget(self.centralWidget)
self._createActions()
self._createMenuBar()
self._createToolBars()
# self._createContextMenu()
self._connectActions()
self._createStatusBar()
def _createToolBars(self):
# Using a title
fileToolBar = self.addToolBar("File")
fileToolBar.addAction(self.newAction)
fileToolBar.addAction(self.openAction)
fileToolBar.addAction(self.saveAction)
# Using a QToolBar object
editToolBar = QToolBar("Edit", self)
self.addToolBar(editToolBar)
editToolBar.addAction(self.copyAction)
editToolBar.addAction(self.pasteAction)
editToolBar.addAction(self.cutAction)
# Using a QToolBar object and a toolbar area
helpToolBar = QToolBar("Help", self)
self.addToolBar(Qt.LeftToolBarArea, helpToolBar)
def _createMenuBar(self):
menuBar = self.menuBar()
# Creating menus using a QMenu object
fileMenu = QMenu("&File", self)
menuBar.addMenu(fileMenu)
fileMenu.addAction(self.newAction)
fileMenu.addAction(self.openAction)
# Adding an Open Recent submenu
self.openRecentMenu = fileMenu.addMenu("Open Recent")
fileMenu.addAction(self.saveAction)
# Adding a separator
fileMenu.addSeparator()
fileMenu.addAction(self.exitAction)
# Creating menus using a title
editMenu = menuBar.addMenu("&Edit")
editMenu.addAction(self.copyAction)
editMenu.addAction(self.pasteAction)
editMenu.addAction(self.cutAction)
# Adding a separator
fileMenu.addSeparator()
findMenu = editMenu.addMenu("Find and Replace")
findMenu.addAction("Find...")
findMenu.addAction("Replace...")
# Using an icon and a title
helpMenu = menuBar.addMenu(QIcon(":help-content.svg"), "&Help")
helpMenu.addAction(self.helpContentAction)
helpMenu.addAction(self.aboutAction)
def _createActions(self):
# Creating action using the first constructor
self.newAction = QAction(self)
self.newAction.setText("&New")
self.newAction.setIcon(QIcon(":file-new.svg"))
# Creating actions using the second constructor
self.openAction = QAction(QIcon(":file-open.svg"), "&Open...", self)
self.saveAction = QAction(QIcon(":file-save.svg"), "&Save", self)
self.exitAction = QAction("&Exit", self)
self.copyAction = QAction(QIcon(":edit-copy.svg"), "&Copy", self)
self.pasteAction = QAction(QIcon(":edit-paste.svg"), "&Paste", self)
self.cutAction = QAction(QIcon(":edit-cut.svg"), "C&ut", self)
self.helpContentAction = QAction("&Help Content", self)
self.aboutAction = QAction("&About", self)
# Using string-based key sequences
self.newAction.setShortcut("Ctrl+N")
self.openAction.setShortcut("Ctrl+O")
self.saveAction.setShortcut("Ctrl+S")
# Adding help tips
newTip = "Create a new file"
self.newAction.setStatusTip(newTip)
self.newAction.setToolTip(newTip)
# Using standard keys
self.copyAction.setShortcut(QKeySequence.Copy)
self.pasteAction.setShortcut(QKeySequence.Paste)
self.cutAction.setShortcut(QKeySequence.Cut)
def _createContextMenu(self):
# Setting contextMenuPolicy
self.centralWidget.setContextMenuPolicy(Qt.ActionsContextMenu)
# Populating the widget with actions
self.centralWidget.addAction(self.newAction)
self.centralWidget.addAction(self.openAction)
self.centralWidget.addAction(self.saveAction)
self.centralWidget.addAction(self.copyAction)
self.centralWidget.addAction(self.pasteAction)
self.centralWidget.addAction(self.cutAction)
def getWordCount(self):
# Logic for computing the word count goes here...
return 42
def _createStatusBar(self):
self.statusbar = self.statusBar()
# Adding a temporary message
self.statusbar.showMessage("Ready", 3000)
# Adding a permanent message
self.wcLabel = QLabel(f"{self.getWordCount()} Words")
self.statusbar.addPermanentWidget(self.wcLabel)
def contextMenuEvent(self, event):
# Creating a menu object with the central widget as parent
menu = QMenu(self.centralWidget)
# Populating the menu with actions
menu.addAction(self.newAction)
menu.addAction(self.openAction)
menu.addAction(self.saveAction)
# Creating a separator action
separator = QAction(self)
separator.setSeparator(True)
# Adding the separator to the menu
menu.addAction(separator)
menu.addAction(self.copyAction)
menu.addAction(self.pasteAction)
menu.addAction(self.cutAction)
# Launching the menu
menu.exec(event.globalPos())
def _connectActions(self):
# Connect File actions
self.newAction.triggered.connect(self.newFile)
self.openAction.triggered.connect(self.openFile)
self.saveAction.triggered.connect(self.saveFile)
self.exitAction.triggered.connect(self.close)
# Connect Edit actions
self.copyAction.triggered.connect(self.copyContent)
self.pasteAction.triggered.connect(self.pasteContent)
self.cutAction.triggered.connect(self.cutContent)
# Connect Help actions
self.helpContentAction.triggered.connect(self.helpContent)
self.aboutAction.triggered.connect(self.about)
# Connect Open Recent to dynamically populate it
self.openRecentMenu.aboutToShow.connect(self.populateOpenRecent)
def openRecentFile(self, filename):
# Logic for opening a recent file goes here...
self.centralWidget.setText(f"<b>{filename}</b> opened")
def newFile(self):
# Logic for creating a new file goes here...
self.centralWidget.setText("<b>File > New</b> clicked")
def openFile(self):
# Logic for opening an existing file goes here...
self.centralWidget.setText("<b>File > Open...</b> clicked")
def saveFile(self):
# Logic for saving a file goes here...
self.centralWidget.setText("<b>File > Save</b> clicked")
def copyContent(self):
# Logic for copying content goes here...
self.centralWidget.setText("<b>Edit > Copy</b> clicked")
def pasteContent(self):
# Logic for pasting content goes here...
self.centralWidget.setText("<b>Edit > Paste</b> clicked")
def cutContent(self):
# Logic for cutting content goes here...
self.centralWidget.setText("<b>Edit > Cut</b> clicked")
def helpContent(self):
# Logic for launching help goes here...
self.centralWidget.setText("<b>Help > Help Content...</b> clicked")
def about(self):
# Logic for showing an about dialog content goes here...
self.centralWidget.setText("<b>Help > About...</b> clicked")
def populateOpenRecent(self):
# Step 1. Remove the old options from the menu
self.openRecentMenu.clear()
# Step 2. Dynamically create the actions
actions = []
filenames = [f"File-{n}" for n in range(5)]
for filename in filenames:
action = QAction(filename, self)
action.triggered.connect(partial(self.openRecentFile, filename))
actions.append(action)
# Step 3. Add the actions to the menu
self.openRecentMenu.addActions(actions)
class Window(QMainWindow):
"""Main Window."""
def __init__(self, parent=None):
"""Initializer"""
super().__init__(parent)
self.setWindowTitle("Python Menus & Toolbars")
self.resize(800, 400)
self.centralWidget = QLabel("Hello, World")
self.centralWidget.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
self.setCentralWidget(self.centralWidget)
self._createActions()
self._createMenuBar()
self._createToolBars()
self._createStatusBar()
# Uncomment the call to ._createContextMenu() below to create a context
# menu using menu policies. To test this out, you also need to comment
# out .contextMenuEvent() and uncomment ._createContextMenu()
# self._createContextMenu()
self._connectActions()
def _connectActions(self):
# Connect File Actions
self.newAction.triggered.connect(self.newFile)
self.openAction.triggered.connect(self.openFile)
self.saveAction.triggered.connect(self.saveFile)
self.exitAction.triggered.connect(self.close)
# Connect Edit Actions
self.copyAction.triggered.connect(self.copyContent)
self.pasteAction.triggered.connect(self.pasteContent)
self.cutAction.triggered.connect(self.cutContent)
self.findAction.triggered.connect(self.findContent)
self.replaceAction.triggered.connect(self.replaceContent)
# Connect Help Actions
self.helpContentAction.triggered.connect(self.helpContent)
self.aboutAction.triggered.connect(self.about)
# Connect Open Recent to dynamically populate it
self.openRecentMenu.aboutToShow.connect(self.populateOpenRecent)
def _createActions(self):
# File Actions
# Create actions using the first constructor
self.newAction = QAction(self)
self.newAction.setText("&New")
self.newAction.setIcon(QIcon(":file-new.svg"))
# Creating actions using the second constructor
self.openAction = QAction(QIcon(":file-open.svg"), "&Open...", self)
self.saveAction = QAction(QIcon(":file-save.svg"), "&Save", self)
self.exitAction = QAction("&Exit", self)
# Shortcut keys for the file items
self.newAction.setShortcut("Ctrl+N")
self.openAction.setShortcut("Ctrl+O")
self.saveAction.setShortcut("Ctrl+S")
# Adding help tips
newTip = "Create a new file"
self.newAction.setStatusTip(newTip)
self.newAction.setToolTip(newTip)
openTip = "Open an existing file"
self.openAction.setStatusTip(openTip)
self.openAction.setToolTip(openTip)
saveTip = "Save current file"
self.saveAction.setStatusTip(saveTip)
self.saveAction.setToolTip(saveTip)
exitTip = "Exit program"
self.exitAction.setStatusTip(exitTip)
self.exitAction.setToolTip(exitTip)
# Edit Actions
self.copyAction = QAction(QIcon(":edit-copy.svg"), "&Copy", self)
self.pasteAction = QAction(QIcon(":edit-paste.svg"), "&Paste", self)
self.cutAction = QAction(QIcon(":edit-cut.svg"), "C&ut", self)
self.findAction = QAction("F&ind", self)
self.replaceAction = QAction("&Replace", self)
# Adding help tips
copyTip = "Copy content"
self.copyAction.setStatusTip(copyTip)
self.copyAction.setToolTip(copyTip)
pasteTip = "Paste content"
self.pasteAction.setStatusTip(pasteTip)
self.pasteAction.setToolTip(pasteTip)
cutTip = "Cut content"
self.cutAction.setStatusTip(cutTip)
self.cutAction.setToolTip(cutTip)
findTip = "Find content"
self.findAction.setStatusTip(findTip)
self.findAction.setToolTip(findTip)
replaceTip = "Replace content"
self.replaceAction.setStatusTip(replaceTip)
self.replaceAction.setToolTip(replaceTip)
# Shortcut keys for the edit items (using standard keys)
self.copyAction.setShortcut(QKeySequence.Copy)
self.pasteAction.setShortcut(QKeySequence.Paste)
self.cutAction.setShortcut(QKeySequence.Cut)
# TODO: Check on the Help Menu title to see why the word 'Help' is not showing
self.helpContentAction = QAction("&Help Content", self)
self.aboutAction = QAction("&About", self)
def _createContextMenu(self):
self.centralWidget.setContextMenuPolicy(Qt.ActionsContextMenu)
self.centralWidget.addAction(self.newAction)
self.centralWidget.addAction(self.openAction)
self.centralWidget.addAction(self.saveAction)
self.centralWidget.addAction(self.copyAction)
self.centralWidget.addAction(self.pasteAction)
self.centralWidget.addAction(self.cutAction)
self.centralWidget.addAction(self.findAction)
self.centralWidget.addAction(self.replaceAction)
def _createMenuBar(self):
menuBar = self.menuBar()
# Creating menus using a QMenu object
fileMenu = QMenu("&File", self)
menuBar.addMenu(fileMenu)
fileMenu.addAction(self.newAction)
fileMenu.addAction(self.openAction)
self.openRecentMenu = fileMenu.addMenu("Open Recent")
fileMenu.addAction(self.saveAction)
# Add a separator before Exit
fileMenu.addSeparator()
fileMenu.addAction(self.exitAction)
editMenu = menuBar.addMenu("&Edit")
editMenu.addAction(self.copyAction)
editMenu.addAction(self.pasteAction)
editMenu.addAction(self.cutAction)
editMenu.addSeparator()
# Find and Replace submenu in the edit menu after a separator
findMenu = editMenu.addMenu("Find and Replace")
findMenu.addAction(self.findAction)
findMenu.addAction(self.replaceAction)
helpMenu = menuBar.addMenu(QIcon(":help-content.svg"), "&Help")
helpMenu.addAction(self.helpContentAction)
helpMenu.addAction(self.aboutAction)
def _createStatusBar(self):
self.statusbar = self.statusBar()
# Adding a temporary message
self.statusbar.showMessage("Ready", 3000)
# Adding a permanent message
self.wcLabel = QLabel(f"{self.getWordCount()} Words")
self.statusbar.addPermanentWidget(self.wcLabel)
def _createToolBars(self):
# File Toolbar
fileToolBar = self.addToolBar("File")
fileToolBar.setMovable(False)
fileToolBar.addAction(self.newAction)
fileToolBar.addAction(self.openAction)
fileToolBar.addAction(self.saveAction)
# Edit Toolbar
editToolBar = QToolBar("Edit", self)
self.addToolBar(editToolBar)
editToolBar.addAction(self.copyAction)
editToolBar.addAction(self.pasteAction)
editToolBar.addAction(self.cutAction)
# Add separator between edit functions and the widgets
editToolBar.addSeparator()
# Widgets
self.fontSizeSpinBox = QSpinBox()
self.fontSizeSpinBox.setFocusPolicy(Qt.NoFocus)
editToolBar.addWidget(self.fontSizeSpinBox)
# commented out this section for the Help Toolbar
# Using a QToolBar object and a toolbar area
# helpToolBar = QToolBar("Help", self)
# self.addToolBar(Qt.LeftToolBarArea, helpToolBar)
def contextMenuEvent(self, event):
# Create a menu object with the central widget as parent
menu = QMenu(self.centralWidget)
# Populate the menu with actions
menu.addAction(self.newAction)
menu.addAction(self.openAction)
menu.addAction(self.saveAction)
# add a separator between the file actions and edit actions
separator = QAction(self)
separator.setSeparator(True)
menu.addAction(separator)
menu.addAction(self.copyAction)
menu.addAction(self.pasteAction)
menu.addAction(self.cutAction)
# Launch the menu
menu.exec(event.globalPos())
def getWordCount(self):
# Logic for computing the word count goes here...
return 42
def openRecentFile(self, filename):
# Logic for opening a recent file goes here...
self.centralWidget.setText(f"<b>{filename}</b> opened")
def populateOpenRecent(self):
# Step 1. Remove the old options from the menu
self.openRecentMenu.clear()
# Step 2. Dynamically create the actions
actions = []
filenames = [f"File-{n}" for n in range(5)]
for filename in filenames:
action = QAction(filename, self)
action.triggered.connect(partial(self.openRecentFile, filename))
actions.append(action)
# Step 3. Add the actions to the menu
self.openRecentMenu.addActions(actions)
# Slots
def newFile(self):
# Logic for creating a new file goes here...
self.centralWidget.setText("<b>File > New</b> clicked")
def openFile(self):
# Logic for opening an existing file goes here...
self.centralWidget.setText("<b>File > Open...</b> clicked")
def saveFile(self):
# Logic for saving a file goes here...
self.centralWidget.setText("<b>File > Save</b> clicked")
def copyContent(self):
# Logic for copying content goes here...
self.centralWidget.setText("<b>Edit > Copy</b> clicked")
def pasteContent(self):
# Logic for pasting content goes here...
self.centralWidget.setText("<b>Edit > Past</b> clicked")
def cutContent(self):
# Logic for cutting content goes here...
self.centralWidget.setText("<b>Edit > Cut</b> clicked")
def helpContent(self):
# Logic for launching help goes here]
self.centralWidget.setText("<b>Help > Help Content...</b> clicked")
def about(self):
# Logic for showing an about dialog content goes here...
self.centralWidget.setText("<b>Help > About...</b> clicked")
def findContent(self):
self.centralWidget.setText("<b>Edit > Find > Find...</b> clicked")
def replaceContent(self):
self.centralWidget.setText("<b>Edit > Find > Replace...</b> clicked")
class Window(QMainWindow):
# This is the main window (The Top Level Widget)
def __init__(self, parent=None):
super().__init__() # <-- Initializer
self.setWindowTitle("Python Menus and Toolbars")
self.resize(400, 200)
self.centralWidget = QLabel("Hello, World!")
self.centralWidget.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
self.setCentralWidget(self.centralWidget)
self._createActions()
self._createMenuBars()
self._createToolBars()
self._createContextMenu()
# self.contextMenuEvent(self.event)
self._connectActions()
def newFile(self):
# Logic for new file goes here
self.centralWidget.setText("<b>File > New...</b> clicked")
def openFile(self):
# Logic for open file goes here
self.centralWidget.setText("<b>File > Open...</b> clicked")
def saveFile(self):
# Logic for save file goes here
self.centralWidget.setText("<b>File > Save...</b> clicked")
def copyContent(self):
# Logic for copying goes here
self.centralWidget.setText("<b>Edit > Copy...</b> clicked")
def pasteContent(self):
# Logic for pasting goes here
self.centralWidget.setText("<b>Edit > Paste...</b> clicked")
def cutContent(self):
# Logic for cutting goes here
self.centralWidget.setText("<b>Edit > Cut...</b> clicked")
def helpContent(self):
# Logic for launching help goes here
self.centralWidget.setText("<b>Help > Help Content...</b> clicked")
def about(self):
# Logic for showing about dialog content goes here
self.centralWidget.setText("<b>Help > About...</b> clicked")
def rgbaSettings(self):
# Logic for RGBA settings here
self.centralWidget.setText("<b>Settings > RGBA...</b> clicked")
def hsloSettings(self):
# Logic for HSLO settings here
self.centralWidget.setText("<b>Settings > HSLO...</b> clicked")
def gammaSettings(self):
# Logic for Gamma settings here
self.centralWidget.setText("<b>Settings > Gamma...</b> clicked")
def highPassSounds(self):
# Logic for High Pass here
self.centralWidget.setText(
"<b>Settings > Sounds > High Pass...</b> clicked")
def lowPassSounds(self):
# Logic for Low Pass here
self.centralWidget.setText(
"<b>Settings > Sounds > Low Pass...</b> clicked")
def bandPassSounds(self):
# Logic for Band Pass here
self.centralWidget.setText(
"<b>Settings > Sounds > Band Pass...</b> clicked")
def spectralAnalyzerSounds(self):
# Logic for FFT here
self.centralWidget.setText(
"<b>Settings > Sounds > Spectral Analyzer...</b> clicked")
def populateOpenRecent(self):
# Step 1: Remove the old options from the menu
self.openRecentMenu.clear()
# Step 2: Dynamically create the actions
actions = []
filenames = [f"File-{n}" for n in range(5)]
for filename in filenames:
action = QAction(filename, self)
action.triggered.connect(partial(self.openRecentFile, filename))
actions.append(action)
# Step 3: Add the actions to the menu
self.openRecentMenu.addActions(actions)
def openRecentFile(self, filename):
# Logic for opening a recent file here
self.centralWidget.setText(
f"<b>File > Open Recent > {filename}</b> opened...")
def _createMenuBars(self):
menuBar = self.menuBar()
# Creating menus using a QMenu object
fileMenu = QMenu("&File", self)
menuBar.addMenu(fileMenu)
fileMenu.addAction(self.newAction)
fileMenu.addAction(self.openAction)
# Adding an "Open Recent" submenu
self.openRecentMenu = fileMenu.addMenu("Open Recent")
fileMenu.addAction(self.saveAction)
fileMenu.addSeparator()
fileMenu.addAction(self.exitAction)
settingsMenu = menuBar.addMenu("&Settings")
settingsMenu.addAction(self.rgbaAction)
settingsMenu.addAction(self.hsloAction)
settingsMenu.addAction(self.gammaAction)
settingsMenu.addSeparator()
soundsMenu = settingsMenu.addMenu("Sounds")
soundsMenu.addAction(self.highPassAction)
soundsMenu.addAction(self.lowPassAction)
soundsMenu.addAction(self.bandPassAction)
soundsMenu.addAction(self.spectralAnalyzerAction)
# For when I can find Icons
# self.newAction.setIcon(QIcon(":file-new.svg"))
# self.openAction = QAction(QIcon(":file-open.svg"), "&Open...", self)
# self.saveAction = QAction(QIcon(":file-save.svg"), "&Save", self)
# self.copyAction = QAction(QIcon(":edit-copy.svg"), "&Copy", self)
# self.pasteAction = QAction(QIcon(":edit-paste.svg"), "&Paste", self)
# self.cutAction = QAction(QIcon(":edit-cut.svg"), "C&ut", self)
# Creating menus using a title
# Adding to the Edit menu
editMenu = menuBar.addMenu("&Edit")
editMenu.addAction(self.cutAction)
editMenu.addAction(self.copyAction)
editMenu.addAction(self.pasteAction)
editMenu.addSeparator()
# Adding a Find and Replace submenu to the Edit menu
findMenu = editMenu.addMenu("Find and Replace")
findMenu.addAction("Find...")
findMenu.addAction("Replace...")
# Adding to the help menu
helpMenu = menuBar.addMenu("&Help")
helpMenu.addAction(self.helpContentAction)
helpMenu.addAction(self.aboutAction)
# Using an icon and a title
# helpMenu = menuBar.addMenu("&Help")
def _createToolBars(self):
# Using a title
fileToolBar = self.addToolBar("File")
# Using a QToolBar object
editToolBar = QToolBar("Edit", self)
self.addToolBar(editToolBar)
editToolBar.addSeparator()
self.fontSizeSpinBox = QSpinBox()
self.fontSizeSpinBox.setFocusPolicy(Qt.NoFocus)
editToolBar.addWidget(self.fontSizeSpinBox)
# Using a QToolBar object and a toolbar area
# helpToolBar = QToolBar("Help", self)
# self.addToolBar(Qt.LeftToolBarArea, helpToolBar)
def _createActions(self):
# Creating actions using the constructor QAction(parent)
self.newAction = QAction(self)
self.newAction.setText("&New")
# Creating Actions using the second constructor (parent, text)
self.openAction = QAction("&Open...", self)
self.saveAction = QAction("&Save", self)
self.exitAction = QAction("&Exit", self)
self.rgbaAction = QAction("&RGBA", self)
self.hsloAction = QAction("&HSLO", self)
self.gammaAction = QAction("&Gamma", self)
self.highPassAction = QAction("&High Pass", self)
self.lowPassAction = QAction("&Low Pass", self)
self.bandPassAction = QAction("&Band Pass", self)
self.spectralAnalyzerAction = QAction("&Spectral Analyzer", self)
self.copyAction = QAction("&Copy", self)
self.pasteAction = QAction("&Paste", self)
self.cutAction = QAction("&Cut", self)
self.helpContentAction = QAction("&Help Content", self)
self.aboutAction = QAction("&About", self)
self.newAction.setShortcut("Ctrl+N")
self.openAction.setShortcut("Ctrl+O")
self.saveAction.setShortcut("Ctrl+S")
self.exitAction.setShortcut("Alt+F4")
self.rgbaAction.setShortcut("Ctrl+R")
self.hsloAction.setShortcut("Ctrl+H")
self.gammaAction.setShortcut("Ctrl+G")
self.highPassAction.setShortcut("Alt+H")
self.lowPassAction.setShortcut("Alt+L")
self.bandPassAction.setShortcut("Alt+B")
self.spectralAnalyzerAction.setShortcut("Ctrl+Alt+A")
self.copyAction.setShortcut(QKeySequence.Copy)
self.pasteAction.setShortcut(QKeySequence.Paste)
self.cutAction.setShortcut(QKeySequence.Cut)
self.helpContentAction.setShortcut("Alt+Shift+H")
self.aboutAction.setShortcut("Alt+Shift+A")
def _createContextMenu(self):
# Setting the Context Menu policy
self.centralWidget.setContextMenuPolicy(Qt.ActionsContextMenu)
# Here we create a separator action
separator = QAction(self)
separator.setSeparator(True)
# Now we get to populate the widget with actions
self.centralWidget.addAction(self.newAction)
self.centralWidget.addAction(self.openAction)
self.centralWidget.addAction(self.saveAction)
self.centralWidget.addAction(self.cutAction)
self.centralWidget.addAction(separator)
self.centralWidget.addAction(self.copyAction)
self.centralWidget.addAction(self.pasteAction)
"""
def contextMenuEvent(self, event):
# Here we create a menu object with the central widget as parent
menu = QMenu(self.centralWidget)
# Now we get to populate the menu with actions!
menu.addAction(self.newAction)
menu.addAction(self.openAction)
menu.addAction(self.saveAction)
menu.addAction(self.copyAction)
menu.addAction(self.pasteAction)
menu.addAction(self.cutAction)
# Now we launch the menu
menu.exec(event.globalPos())
"""
def _connectActions(self):
# Connect File actions
self.newAction.triggered.connect(self.newFile)
self.openAction.triggered.connect(self.openFile)
self.saveAction.triggered.connect(self.saveFile)
self.exitAction.triggered.connect(self.close)
# Connect Settings actions
self.rgbaAction.triggered.connect(self.rgbaSettings)
self.hsloAction.triggered.connect(self.hsloSettings)
self.gammaAction.triggered.connect(self.gammaSettings)
self.highPassAction.triggered.connect(self.highPassSounds)
self.lowPassAction.triggered.connect(self.lowPassSounds)
self.bandPassAction.triggered.connect(self.bandPassSounds)
self.spectralAnalyzerAction.triggered.connect(
self.spectralAnalyzerSounds)
# Connect Edit actions
self.copyAction.triggered.connect(self.copyContent)
self.pasteAction.triggered.connect(self.pasteContent)
self.cutAction.triggered.connect(self.cutContent)
# Connect Help actions
self.helpContentAction.triggered.connect(self.helpContent)
self.aboutAction.triggered.connect(self.about)
# Adding a dynamic menu
self.openRecentMenu.aboutToShow.connect(self.populateOpenRecent)
