class window(QMainWindow):
"""Main window."""
def __init__(self, parent=None):
"""Initialize the parent class of this instance."""
super(window, self).__init__(parent)
app.aboutToQuit.connect(self.myExitHandler)
self.style_sheet = self.styleSheet('style')
# app.setStyle(QStyleFactory.create('Macintosh'))
#app.setStyleSheet(self.style_sheet)
self.layout().setSpacing(0)
self.layout().setContentsMargins(0,0,0,0)
app.setOrganizationName("Eivind Arvesen")
app.setOrganizationDomain("https://github.com/eivind88/raskolnikov")
app.setApplicationName("Raskolnikov")
app.setApplicationVersion("0.0.1")
settings = QSettings()
self.data_location = QDesktopServices.DataLocation
self.temp_location = QDesktopServices.TempLocation
self.cache_location = QDesktopServices.CacheLocation
self.startpage = "https://duckduckgo.com/"
self.new_tab_behavior = "insert"
global bookmarks
global saved_tabs
print "Currently saved_tabs:\n", saved_tabs
global menubar
menubar = QMenuBar()
# Initialize a statusbar for the window
self.statusbar = self.statusBar()
self.statusbar.setFont(QFont("Helvetica Neue", 11, QFont.Normal))
self.statusbar.setStyleSheet(self.style_sheet)
self.statusbar.setMinimumHeight(15)
self.pbar = QProgressBar()
self.pbar.setMaximumWidth(100)
self.statusbar.addPermanentWidget(self.pbar)
self.statusbar.hide()
self.setMinimumSize(504, 235)
# self.setWindowModified(True)
# app.alert(self, 0)
self.setWindowTitle("Raskolnikov")
# toolbar = self.addToolBar('Toolbar')
# toolbar.addAction(exitAction)
# self.setUnifiedTitleAndToolBarOnMac(True)
self.setWindowIcon(QIcon(""))
# Create input widgets
self.bbutton = QPushButton(u"<")
self.fbutton = QPushButton(u">")
self.hbutton = QPushButton(u"⌂")
self.edit = QLineEdit("")
self.edit.setFont(QFont("Helvetica Neue", 12, QFont.Normal))
self.edit.setPlaceholderText("Enter URL")
# self.edit.setMinimumSize(400, 24)
self.rbutton = QPushButton(u"↻")
self.dbutton = QPushButton(u"☆")
self.tbutton = QPushButton(u"⁐")
# ↆ ⇧ √ ⌘ ⏎ ⏏ ⚠ ✓ ✕ ✖ ✗ ✘ ::: ❤ ☮ ☢ ☠ ✔ ☑ ♥ ✉ ☣ ☤ ✘ ☒ ♡ ツ ☼ ☁ ❅ ✎
self.nbutton = QPushButton(u"+")
self.nbutton.setObjectName("NewTab")
self.nbutton.setMinimumSize(35, 30)
self.nbutton.setSizePolicy(QSizePolicy.Minimum,QSizePolicy.Minimum)
self.edit.setTextMargins(2, 1, 2, 0)
# create a horizontal layout for the input
input_layout = QHBoxLayout()
input_layout.setSpacing(4)
input_layout.setContentsMargins(0, 0, 0, 0)
# add the input widgets to the input layout
input_layout.addWidget(self.bbutton)
input_layout.addWidget(self.fbutton)
input_layout.addWidget(self.hbutton)
input_layout.addWidget(self.edit)
input_layout.addWidget(self.rbutton)
input_layout.addWidget(self.dbutton)
input_layout.addWidget(self.tbutton)
# create a widget to hold the input layout
self.input_widget = QFrame()
self.input_widget.setObjectName("InputWidget")
self.input_widget.setStyleSheet(self.style_sheet)
# set the layout of the widget
self.input_widget.setLayout(input_layout)
self.input_widget.setVisible(True)
# CREATE BOOKMARK-LINE HERE
self.bookmarks_layout = QHBoxLayout()
self.bookmarks_layout.setSpacing(0)
self.bookmarks_layout.setContentsMargins(0, 0, 0, 0)
for i in bookmarks:
link = QToolButton()
link.setDefaultAction(QAction(unicode(i), link))
link.setObjectName(unicode(i))
link.setFont(QFont("Helvetica Neue", 11, QFont.Normal))
link.clicked.connect(self.handleBookmarks)
self.bookmarks_layout.addWidget(link)
self.bookmarks_widget = QFrame()
self.bookmarks_widget.setObjectName("BookmarkWidget")
self.bookmarks_widget.setStyleSheet(self.style_sheet)
self.bookmarks_widget.setLayout(self.bookmarks_layout)
if not bookmarks:
self.bookmarks_widget.hide()
# Task list
self.tasklist = QStandardItemModel()
#parentItem = self.tasklist.invisibleRootItem()
#self.tasklist.header().hide()
self.tasklist.setHorizontalHeaderItem(0, QStandardItem('Tasks'))
parentItem = QStandardItem("Parent")
self.tasklist.appendRow(parentItem)
for i in range(4):
item = QStandardItem("Item %d" % i)
parentItem.appendRow(item)
#parentItem = item
#self.list.activated[str].connect(self.handleBookmarks)
#self.list.view().setSizePolicy(QSizePolicy.Minimum,QSizePolicy.Minimum)
# create tabs
self.tabs = QTabWidget()
self.tabs.setDocumentMode(True)
self.tabs.setTabsClosable(True)
self.tabs.setMovable(True)
self.tabs.tabBar().hide()
self.tabs.setFont(QFont("Helvetica Neue", 11, QFont.Normal))
self.tabs.setCornerWidget(self.nbutton)
self.tabs.cornerWidget().setObjectName("CornerWidget")
self.tabs.cornerWidget().setMinimumSize(10, 24)
self.tabs.cornerWidget().setSizePolicy(QSizePolicy.Minimum,QSizePolicy.Minimum)
if saved_tabs:
for tab in saved_tabs['tabs']:
tasklist = QTreeView()
tasklist.hide()
tasklist.setObjectName('taskList')
tasklist.setMinimumWidth(100)
tasklist.setMaximumWidth(250)
new_tab = QWebView()
new_tab.setObjectName('webView')
inspector = QWebInspector(self)
inspector.setObjectName('webInspector')
inspector.hide()
page_layout = QVBoxLayout()
page_layout.setSpacing(0)
page_layout.setContentsMargins(0, 0, 0, 0)
page_layout.addWidget(new_tab)
page_layout.addWidget(inspector)
page_widget = QFrame()
page_widget.setObjectName('pageWidget')
page_widget.setLayout(page_layout)
complete_tab_layout = QHBoxLayout()
complete_tab_layout.setSpacing(0)
complete_tab_layout.setContentsMargins(0, 0, 0, 0)
complete_tab_layout.addWidget(tasklist)
complete_tab_layout.addWidget(page_widget)
complete_tab_widget = QFrame()
complete_tab_widget.setLayout(complete_tab_layout)
#for page in tab['history']:
# new_tab.load(QUrl(page['url']))
#print tab['current_history']
#for item in new_tab.history().items():
# print item
#new_tab.history().goToItem(new_tab.history().itemAt(tab['current_history']))
new_tab.load(QUrl(tab['history'][tab['current_history']]['url']))
tab['current_history']
self.tabs.setUpdatesEnabled(False)
if self.new_tab_behavior == "insert":
self.tabs.insertTab(self.tabs.currentIndex()+1, complete_tab_widget,
unicode(new_tab.title()))
elif self.new_tab_behavior == "append":
self.tabs.appendTab(complete_tab_widget, unicode(new_tab.title()))
self.tabs.setUpdatesEnabled(True)
new_tab.titleChanged.connect(self.change_tab)
new_tab.urlChanged.connect(self.change_tab)
new_tab.loadStarted.connect(self.load_start)
new_tab.loadFinished.connect(self.load_finish)
new_tab.loadProgress.connect(self.pbar.setValue)
new_tab.page().linkHovered.connect(self.linkHover)
inspector.setPage(new_tab.page())
for index, tab in enumerate(saved_tabs['tabs']):
self.tabs.setTabText(index, tab['history'][tab['current_history']]['title'])
self.tabs.setCurrentIndex(saved_tabs['current_tab'])
else:
self.new_tab()
tabs_layout = QVBoxLayout()
tabs_layout.setSpacing(0)
tabs_layout.setContentsMargins(0, 0, 0, 0)
tabs_layout.addWidget(self.tabs)
self.tabs_widget = QFrame()
self.tabs_widget.setObjectName("TabLine")
self.tabs_widget.setStyleSheet(self.style_sheet)
self.tabs_widget.setLayout(tabs_layout)
self.tabs_widget.setVisible(True)
# Webkit settings
gsettings = self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).settings().globalSettings()
# Basic settings
gsettings.setAttribute(QWebSettings.AutoLoadImages, True)
gsettings.setAttribute(QWebSettings.JavascriptEnabled, True)
gsettings.setAttribute(QWebSettings.JavascriptCanOpenWindows, False)
gsettings.setAttribute(QWebSettings.JavascriptCanAccessClipboard, False)
gsettings.setAttribute(QWebSettings.PluginsEnabled, False) # Flash isn't stable at present
gsettings.setAttribute(QWebSettings.JavaEnabled, False) # Java applet's aren't supported by PySide
gsettings.setAttribute(QWebSettings.DeveloperExtrasEnabled, True)
gsettings.setAttribute(QWebSettings.AcceleratedCompositingEnabled,
True)
# Performace settings
gsettings.setAttribute(QWebSettings.DnsPrefetchEnabled, True)
gsettings.setAttribute(QWebSettings.AcceleratedCompositingEnabled, True)
gsettings.setAttribute(QWebSettings.DnsPrefetchEnabled, True)
# Other settings
gsettings.setAttribute(QWebSettings.PrivateBrowsingEnabled, False)
# Create a vertical layout and add widgets
vlayout = QVBoxLayout()
vlayout.setSpacing(0)
vlayout.setContentsMargins(0, 0, 0, 0)
# toolbar.addWidget(self.input_widget)
vlayout.addWidget(self.input_widget)
vlayout.addWidget(self.bookmarks_widget)
vlayout.addWidget(self.tabs_widget)
# create a widget to hold the vertical layout
wrapper_widget = QWidget()
wrapper_widget.setLayout(vlayout)
self.setCentralWidget(wrapper_widget)
self.bbutton.clicked.connect(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).back)
self.fbutton.clicked.connect(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).forward)
self.hbutton.clicked.connect(self.goHome)
self.edit.returnPressed.connect(self.set_url)
# Add button signal to "go" slot
self.rbutton.clicked.connect(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).reload)
self.dbutton.clicked.connect(self.bookmark)
self.tbutton.clicked.connect(self.toggleTaskBar)
self.nbutton.clicked.connect(self.new_tab)
self.tabs.tabCloseRequested.connect(self.tabs.removeTab)
self.tabs.currentChanged.connect(self.change_tab)
widgets = (input_layout.itemAt(i).widget() for i in range(
input_layout.count()))
for widget in widgets:
if isinstance(widget, QPushButton):
widget.setFixedSize(33, 21)
widget.setFont(QFont("Helvetica Neue", 12, QFont.Normal))
widget.pressed.connect(self.press_button)
widget.released.connect(self.release_button)
# make a ctrl+q quit
sequence = QKeySequence(Qt.CTRL + Qt.Key_Q)
QShortcut(sequence, self, SLOT("close()"))
# make an accelerator to toggle fullscreen
sequence = QKeySequence(Qt.CTRL + Qt.SHIFT + Qt.Key_F)
QShortcut(sequence, self, self.toggle_fullscreen)
# make an accelerator to toggle input visibility
sequence = QKeySequence(Qt.CTRL + Qt.ALT + Qt.Key_L)
QShortcut(sequence, self, self.toggle_input)
# make an accelerator to focus adress-bar
sequence = QKeySequence(Qt.CTRL + Qt.Key_L)
QShortcut(sequence, self, self.focus_adress)
# make an accelerator to reload page
sequence = QKeySequence(Qt.CTRL + Qt.Key_R)
QShortcut(sequence, self, self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).reload)
# make an accelerator to create new tab
sequence = QKeySequence(Qt.CTRL + Qt.Key_T)
QShortcut(sequence, self, self.new_tab)
# make an accelerator to close tab
sequence = QKeySequence(Qt.CTRL + Qt.Key_W)
QShortcut(sequence, self, self.close_tab)
# make an accelerator to navigate tabs
sequence = QKeySequence(Qt.CTRL + Qt.SHIFT + Qt.Key_Left)
QShortcut(sequence, self, self.previous_tab)
sequence = QKeySequence(Qt.CTRL + Qt.SHIFT + Qt.Key_Right)
QShortcut(sequence, self, self.next_tab)
# make an accelerator to toggle inspector
sequence = QKeySequence(Qt.CTRL + Qt.ALT + Qt.Key_U)
QShortcut(sequence, self, self.handleShowInspector)
# make an accelerator to toggle bookmark
sequence = QKeySequence(Qt.CTRL + Qt.Key_D)
QShortcut(sequence, self, self.bookmark)
# make an accelerator to toggle task/project-list
sequence = QKeySequence(Qt.CTRL + Qt.SHIFT + Qt.Key_L)
QShortcut(sequence, self, self.toggleTaskBar)
# finally set the attribute need to rotate
# try:
# self.setAttribute(Qt.WA_Maemo5AutoOrientation, True)
# except:
# print "not maemo"
self.statusbar.show()
def press_button(self):
"""On button press. Connected."""
self.sender().setStyleSheet('background-color: rgba(228, 228, 228)')
def release_button(self):
"""On button release. Connected."""
self.sender().setStyleSheet('background-color: rgba(252, 252, 252)')
def goHome(self):
"""Go to startpage."""
self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).setUrl(QUrl(self.startpage))
def handleShowInspector(self):
"""Toggle web inspector."""
self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebInspector, unicode('webInspector')).setShown(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebInspector, unicode('webInspector')).isHidden())
def toggleTaskBar(self):
"""Toggle task bar."""
if self.tabs.currentWidget().findChild(QTreeView, unicode('taskList')).isHidden():
self.tabs.currentWidget().findChild(QTreeView, unicode('taskList')).setModel(self.tasklist)
self.tabs.currentWidget().findChild(QTreeView, unicode('taskList')).setShown(self.tabs.currentWidget().findChild(QTreeView, unicode('taskList')).isHidden())
#self.tasklist.setShown(self.tasklist.isHidden())
def focus_adress(self):
"""Focus adress bar."""
self.edit.selectAll()
self.edit.setFocus()
def toggle_input(self):
"""Toggle input visibility."""
if self.input_widget.isVisible():
visible = False
else:
visible = True
self.input_widget.setVisible(visible)
def toggle_fullscreen(self):
"""Toggle fullscreen."""
if self.isFullScreen():
self.showNormal()
else:
self.showFullScreen()
self.change_tab()
def linkHover(self, l):
"""Show link adress in status bar on mouse hover."""
self.statusbar.showMessage(l)
def new_tab(self):
"""Open new tab."""
tasklist = QTreeView()
tasklist.hide()
tasklist.setObjectName('taskList')
tasklist.setMinimumWidth(100)
tasklist.setMaximumWidth(250)
new_tab = QWebView()
new_tab.setObjectName('webView')
inspector = QWebInspector(self)
inspector.setObjectName('webInspector')
inspector.hide()
page_layout = QVBoxLayout()
page_layout.setSpacing(0)
page_layout.setContentsMargins(0, 0, 0, 0)
page_layout.addWidget(new_tab)
page_layout.addWidget(inspector)
page_widget = QFrame()
page_widget.setObjectName('pageWidget')
page_widget.setLayout(page_layout)
complete_tab_layout = QHBoxLayout()
complete_tab_layout.setSpacing(0)
complete_tab_layout.setContentsMargins(0, 0, 0, 0)
complete_tab_layout.addWidget(tasklist)
complete_tab_layout.addWidget(page_widget)
complete_tab_widget = QFrame()
complete_tab_widget.setLayout(complete_tab_layout)
new_tab.load(QUrl(self.startpage))
self.tabs.setUpdatesEnabled(False)
if self.new_tab_behavior == "insert":
self.tabs.insertTab(self.tabs.currentIndex()+1, complete_tab_widget,
unicode(new_tab.title()))
elif self.new_tab_behavior == "append":
self.tabs.appendTab(complete_tab_widget, unicode(new_tab.title()))
self.tabs.setCurrentWidget(complete_tab_widget)
self.tabs.setTabText(self.tabs.currentIndex(),
unicode(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).title()))
self.tabs.setUpdatesEnabled(True)
# tab.page().mainFrame().setScrollBarPolicy(Qt.Horizontal, Qt.ScrollBarAlwaysOff)
# tab.page().mainFrame().setScrollBarPolicy(Qt.Vertical, Qt.ScrollBarAlwaysOff)
new_tab.titleChanged.connect(self.change_tab)
new_tab.urlChanged.connect(self.change_tab)
new_tab.loadStarted.connect(self.load_start)
new_tab.loadFinished.connect(self.load_finish)
new_tab.loadProgress.connect(self.pbar.setValue)
new_tab.page().linkHovered.connect(self.linkHover)
inspector.setPage(new_tab.page())
def change_tab(self):
"""Change active tab."""
if self.tabs.count() <= 1:
self.tabs.tabBar().hide()
else:
self.tabs.tabBar().show()
try:
self.edit.setText(str(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).url().toEncoded()))
self.tabs.setTabText(self.tabs.currentIndex(),
unicode(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).title()))
self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).setFocus()
except Exception:
self.tabs.tabBar().hide()
self.new_tab()
#print (self.tabs.widget(self.tabs.currentIndex()).size().width()-10), self.tabs.count()
self.tabs_widget.setStyleSheet(self.style_sheet +
"QTabBar::tab { width:" + str(
(self.tabs.widget(
self.tabs.currentIndex()
).size().width()-26-self.tabs.count()*2)/self.tabs.count()
) + "px; }")
def previous_tab(self):
"""Previous tab."""
try:
if self.tabs.currentIndex() > 0:
self.tabs.setCurrentIndex(self.tabs.currentIndex()-1)
else:
self.tabs.setCurrentIndex(self.tabs.count()-1)
self.change_tab()
except Exception:
pass
def next_tab(self):
"""Next tab."""
try:
if self.tabs.currentIndex() < self.tabs.count()-1:
self.tabs.setCurrentIndex(self.tabs.currentIndex()+1)
else:
self.tabs.setCurrentIndex(0)
self.change_tab()
except Exception: #, e
pass
def close_tab(self):
"""Close tab."""
self.tabs.removeTab(self.tabs.currentIndex())
def close(self):
"""Close app."""
Qapplication.quit()
def set_url(self):
"""Set url."""
url = self.edit.text()
# does the url start with http://?
if "." not in url:
url = "http://www.google.com/search?q="+url
elif not url.startswith("http://"):
url = "http://" + url
qurl = QUrl(url)
self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).load(qurl)
self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).setFocus()
def load_start(self):
"""Update view values, called upon started page load."""
self.rbutton.setText(u"╳")
self.rbutton.clicked.connect(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).stop)
self.pbar.show()
def load_finish(self):
"""Update view values, called upon finished page load."""
if (self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).history().canGoBack()):
self.bbutton.setEnabled(True)
else:
self.bbutton.setEnabled(False)
if (self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).history().canGoForward()):
self.fbutton.setEnabled(True)
else:
self.fbutton.setEnabled(False)
self.rbutton.setText(u"↻")
self.rbutton.clicked.connect(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).reload)
self.pbar.hide()
global bookmarks
if unicode(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).url().toEncoded()) in bookmarks:
self.dbutton.setText(u"★")
else:
self.dbutton.setText(u"☆")
if not self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebInspector, unicode('webInspector')).isHidden():
self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebInspector, unicode('webInspector')).hide()
self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebInspector, unicode('webInspector')).show()
def bookmark(self):
"""Toggle bookmark."""
global bookmarks
if not self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).url().toEncoded() in bookmarks:
bookmarks.append(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).url().toEncoded())
pickle.dump(bookmarks, open(bookFile, "wb"))
link = QToolButton()
link.setDefaultAction(QAction(unicode(unicode(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).url().toEncoded())), link))
link.setObjectName(unicode(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).url().toEncoded()))
link.setFont(QFont("Helvetica Neue", 11, QFont.Normal))
link.clicked.connect(self.handleBookmarks)
self.bookmarks_layout.addWidget(link)
if self.bookmarks_widget.isHidden():
self.bookmarks_widget.show()
self.dbutton.setText(u"★")
else:
bookmarks.remove(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).url().toEncoded())
pickle.dump(bookmarks, open(bookFile, "wb"))
link = self.bookmarks_widget.findChild(QToolButton, unicode(self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).url().toEncoded()))
self.bookmarks_layout.removeWidget(link)
link.deleteLater()
link = None
if not bookmarks:
self.bookmarks_widget.hide()
self.dbutton.setText(u"☆")
def handleBookmarks(self):
self.gotoLink(self.sender().objectName())
#self.gotoLink(unicode())
def gotoLink(self, url):
self.tabs.currentWidget().findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).load(QUrl(url))
def styleSheet(self, style_sheet):
"""Load stylesheet."""
try:
with open(os.path.join
(basedir, 'assets', 'style.qss'), 'r') as file:
return file.read()
except Exception:
# print e
return ''
def resizeEvent(self, evt=None):
"""Called on window resize."""
self.change_tab()
def myExitHandler(self):
"""Exiting."""
pass
global tabFile
# {current_tab: 1, tabs:[0: {current_history:3, history:[{title, url}]]}
pb = {'current_tab': self.tabs.currentIndex()}
pb['tabs'] = list()
for tab in range(self.tabs.count()):
pb['tabs'].append(dict(current_history=self.tabs.widget(
tab).findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).history().currentItemIndex(), history=list(dict(
title=item.title(), url=item.url()
) for item in self.tabs.widget(tab).findChild(QFrame, unicode('pageWidget')).findChild(QWebView, unicode('webView')).history().items())))
# print pb
pickle.dump(pb, open(tabFile, "wb"))
class Truss(QMainWindow):
def __init__(self, parent=None):
super(Truss, self).__init__(parent)
self.resize(800, 600)
self.filename = None
self.filetuple = None
self.dirty = False # Refers to Data Page only.
centralwidget = QWidget(self)
gridLayout = QGridLayout(centralwidget)
self.tabWidget = QTabWidget(centralwidget)
self.tab = QWidget()
font = QFont()
font.setFamily("Courier 10 Pitch")
font.setPointSize(12)
self.tab.setFont(font)
gridLayout_3 = QGridLayout(self.tab)
self.plainTextEdit = QPlainTextEdit(self.tab)
gridLayout_3.addWidget(self.plainTextEdit, 0, 0, 1, 1)
self.tabWidget.addTab(self.tab, "")
self.tab_2 = QWidget()
self.tab_2.setFont(font)
gridLayout_2 = QGridLayout(self.tab_2)
self.plainTextEdit_2 = QPlainTextEdit(self.tab_2)
gridLayout_2.addWidget(self.plainTextEdit_2, 0, 0, 1, 1)
self.tabWidget.addTab(self.tab_2, "")
gridLayout.addWidget(self.tabWidget, 0, 0, 1, 1)
self.setCentralWidget(centralwidget)
menubar = QMenuBar(self)
menubar.setGeometry(QRect(0, 0, 800, 29))
menu_File = QMenu(menubar)
self.menu_Solve = QMenu(menubar)
self.menu_Help = QMenu(menubar)
self.setMenuBar(menubar)
self.statusbar = QStatusBar(self)
self.setStatusBar(self.statusbar)
self.action_New = QAction(self)
self.actionSave_As = QAction(self)
self.action_Save = QAction(self)
self.action_Open = QAction(self)
self.action_Quit = QAction(self)
self.action_About = QAction(self)
self.actionShow_CCPL = QAction(self)
self.action_Solve = QAction(self)
self.action_CCPL = QAction(self)
self.action_Help = QAction(self)
menu_File.addAction(self.action_New)
menu_File.addAction(self.action_Open)
menu_File.addAction(self.actionSave_As)
menu_File.addAction(self.action_Save)
menu_File.addSeparator()
menu_File.addAction(self.action_Quit)
self.menu_Solve.addAction(self.action_Solve)
self.menu_Help.addAction(self.action_About)
self.menu_Help.addAction(self.action_CCPL)
self.menu_Help.addAction(self.action_Help)
menubar.addAction(menu_File.menuAction())
menubar.addAction(self.menu_Solve.menuAction())
menubar.addAction(self.menu_Help.menuAction())
self.setWindowTitle("Main Window")
self.tabWidget.setTabText(self.tabWidget.indexOf(self.tab),\
"Data Page")
self.tabWidget.setTabText(self.tabWidget.indexOf(self.tab_2),\
"Solution Page")
menu_File.setTitle("&File")
self.menu_Solve.setTitle("&Solve")
self.menu_Help.setTitle("&Help")
self.tabWidget.setCurrentIndex(0)
self.action_New.setText("&New")
self.action_Open.setText("&Open")
self.actionSave_As.setText("Save &As")
self.action_Save.setText("&Save")
self.action_Quit.setText("&Quit")
self.action_Solve.setText("&Solve")
self.action_About.setText("&About")
self.action_CCPL.setText("&CCPL")
self.action_Help.setText("&Help")
self.action_Quit.triggered.connect(self.close)
allToolBar = self.addToolBar("AllToolBar")
allToolBar.setObjectName("AllToolBar")
self.addActions(allToolBar, (self.action_Open, self.actionSave_As,\
self.action_Save, self.action_Solve,\
self.action_Quit ))
self.action_New.triggered.connect(self.fileNew)
self.action_Open.triggered.connect(self.fileOpen)
self.actionSave_As.triggered.connect(self.fileSaveAs)
self.action_Save.triggered.connect(self.fileSave)
self.action_Solve.triggered.connect(self.trussSolve)
self.action_About.triggered.connect(self.aboutBox)
self.action_CCPL.triggered.connect(self.displayCCPL)
self.action_Help.triggered.connect(self.help)
self.plainTextEdit.textChanged.connect(self.setDirty)
self.action_New = self.editAction(self.action_New, None,\
'ctrl+N', 'filenew', 'New File.')
self.action_Open = self.editAction(self.action_Open, None, 'ctrl+O',
'fileopen', 'Open File.')
self.actionSave_As = self.editAction(self.actionSave_As,\
None, 'ctrl+A', 'filesaveas',\
'Save and Name File.')
self.action_Save = self.editAction(self.action_Save, None, 'ctrl+S',
'filesave', 'Save File.')
self.action_Solve = self.editAction(self.action_Solve, None, 'ctrl+L',
'solve', 'Solve Structure.')
self.action_About = self.editAction(self.action_About, None, 'ctrl+B',
'about', 'Pop About Box.')
self.action_CCPL = self.editAction(self.action_CCPL, None, 'ctrl+G',
'licence', 'Show Licence')
self.action_Help = self.editAction(self.action_Help, None, 'ctrl+H',
'help', 'Show Help Page.')
self.action_Quit = self.editAction(self.action_Quit, None, 'ctrl+Q',
'quit', 'Quit the program.')
self.plainTextEdit_2.setReadOnly(True)
def setDirty(self):
'''On change of text in textEdit window, set the flag
"dirty" to True'''
index = self.tabWidget.currentIndex()
if index is not 0:
return
if self.dirty:
return True
self.dirty = True
self.updateStatus('self.dirty set to True')
def clearDirty(self):
'Clear dirty flag'
self.dirty = False
def fileNew(self):
'''Clear both Data Page and Solution Page.'''
self.plainTextEdit.setPlainText(' ')
self.plainTextEdit_2.setPlainText(' ')
self.clearDirty(self)
def okToContinue(self):
if self.dirty:
reply = QMessageBox.question(
self, "Data Loader - Unsaved Changes", "Save unsaved changes?",
QMessageBox.Yes | QMessageBox.No | QMessageBox.Cancel)
if reply == QMessageBox.Cancel:
return False
elif reply == QMessageBox.Yes:
self.clearDirty()
return self.fileSave()
return True
def okRead(self):
'Pop-up a warning message.'
reply = QMessageBox.warning(
self, "Warning",
'''\nFile Open and Save is possible only in Data Page!
\n\(Use SaveAs for Solution Page)''', QMessageBox.Ok)
return True
def fileOpen(self):
'''Open a file in Data Page (with index == 0)'''
if self.tabWidget.currentIndex():
self.okRead()
return
if not self.okToContinue():
return
dir = (os.path.dirname(self.filename)
if self.filename is not None else ".")
self.filetuple = QFileDialog.getOpenFileName(self,\
"Open File", dir, \
"Data (*.dat *.txt)\nAll Files (*.*)")
self.filename = self.filetuple[0]
fname = self.filename
# QFileDialog returns a tuple x with x[0] = file name and
# x[1] = type of filter.
if fname:
self.loadFile(fname)
self.filename = fname
self.updateStatus('New file opened.')
def loadFile(self, fname=None):
fl = open(fname)
text = fl.read()
self.plainTextEdit.setPlainText(text)
self.dirty = False
def fileSave(self):
'''Save file with current file name.'''
if self.tabWidget.currentIndex():
self.okRead()
return
if self.filename is None:
return self.fileSaveAs()
else:
flname = self.filename
if flname:
try:
with open(flname, 'w') as fl:
fl.write(tempText)
self.dirty = False
self.updateStatus('File saved.')
except IOError:
self.dirty = True
self.updateStatus('File not saved.')
return False
return True
else:
self.updateStatus('Failed to save... ')
return False
self.filename = None
self.dirty = False
def fileSaveAs(self):
'''Save file with a new name.'''
qpr = self.qprintline
fname = self.filename if self.filename is not None else\
"NoName"
self.filetuple = QFileDialog.getSaveFileName(
self, "Truss program - Save File", fname, "Data File (*.*)")
flname = self.filetuple[0]
index = self.tabWidget.currentIndex()
if index == 0:
self.filename = flname
if flname:
fl = open(flname, 'w')
tempText = self.plainTextEdit.toPlainText()
fl.write(tempText)
fl.close()
self.dirty = False
self.updateStatus('File saved.')
elif index == 1:
if flname:
fl = open(flname, 'w')
tempText = self.plainTextEdit_2.toPlainText()
fl.write(tempText)
fl.close()
def trussSolve(self):
'''Solve a statically determinate truss, specified in
Data Page and display the results in the Solution Page.
To start, make a copy of the Data Page with a header all
shown on the Data Page.'''
printline = self.qprintline
dataBall = self.plainTextEdit.toPlainText()
self.plainTextEdit_2.clear()
printline('================================')
flbase = os.path.basename(self.filename)
printline('SOLUTION FOR ' + flbase)
printline('================================')
dataBall = self.plainTextEdit.toPlainText()
ncrunch.main(printline, self.filename, dataBall)
def aboutBox(self):
'''Popup a box with about message.'''
QMessageBox.about(self, "About PySide, Platform and the like",
"""<b>Part of Structural Analysis.</b> v %s
<p>Copyright © 2011 Algis Kabaila.
All rights reserved in accordance with
Creative Commons Attribution Licence (CCPL) v3
or later - NO WARRANTIES!
<p>This progam finds bar forces in
statically determinate trusses.
<p>Python %s - PySide version %s - Qt version %s on\
%s""" % (__version__, platform.python_version(),\
PySide.__version__, PySide.QtCore.__version__,
platform.system()))
def displayCCPL(self):
'''Read and display CCPL licence.'''
self.plainTextEdit.setPlainText(open('CCPL.txt').read())
self.dirty = False
self.filename = 'COPYING.txt'
self.updateStatus('CCPL displayed.')
def help(self):
'''Read and display a help file- currently the README.txt.'''
self.plainTextEdit.setPlainText(open('README.md').read())
self.dirty = False
self.filename = 'README.txt'
self.updateStatus('README displayed.')
def addActions(self, target, actions):
'''Actions are added to Tool Bar.'''
for action in actions:
if action is None:
target.addSeparator()
else:
target.addAction(action)
def editAction(self,
action,
slot=None,
shortcut=None,
icon=None,
tip=None):
'''This method adds to action: icon, shortcut, ToolTip,\
StatusTip and can connect triggered action to slot '''
if icon is not None:
action.setIcon(QIcon(":/%s.png" % (icon)))
if shortcut is not None:
action.setShortcut(shortcut)
if tip is not None:
action.setToolTip(tip)
action.setStatusTip(tip)
if slot is not None:
action.triggered.connect(slot)
return action
def qreadline(self, lineNo):
'''Read one line from Data Page (lineNo starts with 0)'''
return str(self.plainTextEdit.document().\
findBlockByLineNumber(lineNo).text()).rstrip()
def qprintline(self, line):
'''Append one line to Solution Page.'''
self.plainTextEdit_2.appendPlainText(line.rstrip())
def updateStatus(self, message):
'''Keep status current.'''
if self.filename is not None:
flbase = os.path.basename(self.filename)
self.setWindowTitle(str("Truss Analysis - " +\
flbase + "[*]") )
self.statusBar().showMessage(message, 5000)
self.setWindowModified(self.dirty)
class Ui_Form(object):
def setupUi(self, Form):
Form.setObjectName("Form")
Form.resize(598, 450)
self.icon = QIcon(":/icons/uglytheme/48x48/polibeepsync.png")
Form.setWindowIcon(self.icon)
Form.setLocale(QLocale(QLocale.English, QLocale.UnitedStates))
self.verticalLayout = QVBoxLayout(Form)
self.verticalLayout.setObjectName("verticalLayout")
self.tabWidget = QTabWidget(Form)
self.tabWidget.setObjectName("tabWidget")
# Tab General Settings
self.tab = QWidget()
self.tab.setObjectName("tab")
self.horizontalLayout = QHBoxLayout(self.tab)
self.horizontalLayout.setObjectName("horizontalLayout")
self.verticalLayout_2 = QVBoxLayout()
self.verticalLayout_2.setObjectName("verticalLayout_2")
self.gridLayout = QGridLayout()
self.gridLayout.setObjectName("gridLayout")
self.label_2 = QLabel(self.tab)
self.label_2.setObjectName("label_2")
self.gridLayout.addWidget(self.label_2, 3, 0, 1, 1)
self.label = QLabel(self.tab)
self.label.setObjectName("label")
self.gridLayout.addWidget(self.label, 1, 0, 1, 1)
self.password = QLineEdit(self.tab)
self.password.setMaximumSize(QSize(139, 16777215))
self.password.setEchoMode(QLineEdit.Password)
self.password.setObjectName("password")
self.gridLayout.addWidget(self.password, 3, 1, 1, 1)
self.userCode = QLineEdit(self.tab)
self.userCode.setMaximumSize(QSize(139, 16777215))
self.userCode.setText("")
self.userCode.setObjectName("userCode")
self.gridLayout.addWidget(self.userCode, 1, 1, 1, 1)
spacerItem = QSpacerItem(40, 20, QSizePolicy.Expanding,
QSizePolicy.Minimum)
self.gridLayout.addItem(spacerItem, 1, 2, 1, 1)
self.verticalLayout_2.addLayout(self.gridLayout)
self.trylogin = QPushButton(self.tab)
self.trylogin.setMaximumSize(QSize(154, 16777215))
self.trylogin.setObjectName("trylogin")
self.verticalLayout_2.addWidget(self.trylogin)
self.login_attempt = QLabel(self.tab)
self.login_attempt.setText("Logging in, please wait.")
self.login_attempt.setStyleSheet("color: rgba(0, 0, 0, 0);")
self.login_attempt.setObjectName("login_attempt")
self.verticalLayout_2.addWidget(self.login_attempt)
spacerItem1 = QSpacerItem(20, 40, QSizePolicy.Minimum,
QSizePolicy.Expanding)
self.verticalLayout_2.addItem(spacerItem1)
self.horizontalLayout_3 = QHBoxLayout()
self.horizontalLayout_3.setObjectName("horizontalLayout_3")
self.label_4 = QLabel(self.tab)
self.label_4.setObjectName("label_4")
self.horizontalLayout_3.addWidget(self.label_4)
self.rootfolder = QLineEdit(self.tab)
self.rootfolder.setMinimumSize(QSize(335, 0))
self.rootfolder.setMaximumSize(QSize(335, 16777215))
self.rootfolder.setInputMask("")
self.rootfolder.setReadOnly(True)
self.rootfolder.setObjectName("rootfolder")
self.horizontalLayout_3.addWidget(self.rootfolder)
self.changeRootFolder = QPushButton(self.tab)
self.changeRootFolder.setObjectName("changeRootFolder")
self.horizontalLayout_3.addWidget(self.changeRootFolder)
spacerItem2 = QSpacerItem(40, 20, QSizePolicy.Expanding,
QSizePolicy.Minimum)
self.horizontalLayout_3.addItem(spacerItem2)
self.verticalLayout_2.addLayout(self.horizontalLayout_3)
self.horizontalLayout_5 = QHBoxLayout()
self.horizontalLayout_5.setObjectName("horizontalLayout_5")
self.label_5 = QLabel(self.tab)
self.label_5.setObjectName("label_5")
self.horizontalLayout_5.addWidget(self.label_5)
self.timerMinutes = QSpinBox(self.tab)
self.timerMinutes.setObjectName("timerMinutes")
self.horizontalLayout_5.addWidget(self.timerMinutes)
self.label_6 = QLabel(self.tab)
self.label_6.setObjectName("label_6")
self.horizontalLayout_5.addWidget(self.label_6)
self.syncNow = QPushButton(self.tab)
self.syncNow.setObjectName("syncNow")
self.horizontalLayout_5.addWidget(self.syncNow)
spacerItem3 = QSpacerItem(40, 20, QSizePolicy.Expanding,
QSizePolicy.Minimum)
self.horizontalLayout_5.addItem(spacerItem3)
self.verticalLayout_2.addLayout(self.horizontalLayout_5)
self.addSyncNewCourses = QCheckBox(self.tab)
self.addSyncNewCourses.setObjectName("addSyncNewCourses")
self.verticalLayout_2.addWidget(self.addSyncNewCourses)
self.horizontalLayout.addLayout(self.verticalLayout_2)
self.tabWidget.addTab(self.tab, "")
# Tab Courses
self.tab_2 = QWidget()
self.tab_2.setObjectName("tab_2")
self.horizontalLayout_2 = QHBoxLayout(self.tab_2)
self.horizontalLayout_2.setObjectName("horizontalLayout_2")
self.verticalLayout_3 = QVBoxLayout()
self.verticalLayout_3.setObjectName("verticalLayout_3")
self.horizontalLayout_6 = QHBoxLayout()
self.horizontalLayout_6.setObjectName("horizontalLayout_6")
self.refreshCourses = QPushButton(self.tab_2)
self.refreshCourses.setObjectName("refreshCourses")
self.horizontalLayout_6.addWidget(self.refreshCourses)
spacerItem4 = QSpacerItem(40, 20, QSizePolicy.Expanding,
QSizePolicy.Minimum)
self.horizontalLayout_6.addItem(spacerItem4)
self.verticalLayout_3.addLayout(self.horizontalLayout_6)
self.coursesView = CoursesListView(self.tab_2)
self.coursesView.setObjectName("coursesView")
self.verticalLayout_3.addWidget(self.coursesView)
self.horizontalLayout_2.addLayout(self.verticalLayout_3)
self.tabWidget.addTab(self.tab_2, "")
# Tab Status
self.tab_3 = QWidget()
self.tab_3.setObjectName("tab_3")
self.horizontalLayout_7 = QHBoxLayout(self.tab_3)
self.horizontalLayout_7.setObjectName("horizontalLayout_7")
self.verticalLayout_4 = QVBoxLayout()
self.verticalLayout_4.setObjectName("verticalLayout_4")
self.horizontalLayout_8 = QHBoxLayout()
self.horizontalLayout_8.setObjectName("horizontalLayout_8")
self.about = QPushButton(self.tab_3)
self.about.setObjectName("about")
self.horizontalLayout_8.addWidget(self.about)
spacerItem5 = QSpacerItem(40, 20, QSizePolicy.Expanding,
QSizePolicy.Minimum)
self.horizontalLayout_8.addItem(spacerItem5)
self.verticalLayout_4.addLayout(self.horizontalLayout_8)
self.status = QTextEdit(self.tab_3)
self.status.setTextInteractionFlags(Qt.TextSelectableByKeyboard
| Qt.TextSelectableByMouse)
self.status.setObjectName("status")
self.verticalLayout_4.addWidget(self.status)
self.horizontalLayout_7.addLayout(self.verticalLayout_4)
self.tabWidget.addTab(self.tab_3, "")
self.tab_4 = QWidget()
self.tab_4.setObjectName("tab_4")
self.verticalLayout.addWidget(self.tabWidget)
self.okButton = QDialogButtonBox(Form)
self.okButton.setStandardButtons(QDialogButtonBox.Ok)
self.okButton.setObjectName("okButton")
self.okButton.clicked.connect(self.hide)
self.verticalLayout.addWidget(self.okButton)
self.statusLabel = QLabel(Form)
self.statusLabel.setObjectName("statusLabel")
self.verticalLayout.addWidget(self.statusLabel)
self.retranslateUi(Form)
self.tabWidget.setCurrentIndex(0)
QMetaObject.connectSlotsByName(Form)
def retranslateUi(self, Form):
Form.setWindowTitle("poliBeePsync")
if pysideVersion == '1.2.2':
self.label_2.setText(
QApplication.translate("Form", "Password", None,
QApplication.UnicodeUTF8))
self.label.setText(
QApplication.translate("Form", "User code", None,
QApplication.UnicodeUTF8))
self.trylogin.setText(
QApplication.translate("Form", "Try login credentials", None,
QApplication.UnicodeUTF8))
self.login_attempt.setText(
QApplication.translate("Form", "Login successful", None,
QApplication.UnicodeUTF8))
self.label_4.setText(
QApplication.translate("Form", "Root folder", None,
QApplication.UnicodeUTF8))
self.changeRootFolder.setText(
QApplication.translate("Form", "Change", None,
QApplication.UnicodeUTF8))
self.label_5.setText(
QApplication.translate("Form", "Sync every", None,
QApplication.UnicodeUTF8))
self.label_6.setText(
QApplication.translate("Form", "minutes", None,
QApplication.UnicodeUTF8))
self.syncNow.setText(
QApplication.translate("Form", "Sync now", None,
QApplication.UnicodeUTF8))
self.addSyncNewCourses.setText(
QApplication.translate(
"Form", "Automatically add and sync new available courses",
None, QApplication.UnicodeUTF8))
self.tabWidget.setTabText(
self.tabWidget.indexOf(self.tab),
QApplication.translate("Form", "General settings", None,
QApplication.UnicodeUTF8))
self.refreshCourses.setText(
QApplication.translate("Form", "Refresh list", None,
QApplication.UnicodeUTF8))
self.tabWidget.setTabText(
self.tabWidget.indexOf(self.tab_2),
QApplication.translate("Form", "Courses", None,
QApplication.UnicodeUTF8))
self.about.setText(
QApplication.translate("Form", "About", None,
QApplication.UnicodeUTF8))
self.tabWidget.setTabText(
self.tabWidget.indexOf(self.tab_3),
QApplication.translate("Form", "Status", None,
QApplication.UnicodeUTF8))
else:
self.label_2.setText(
QApplication.translate("Form", "Password", None))
self.label.setText(
QApplication.translate("Form", "User code", None))
self.trylogin.setText(
QApplication.translate("Form", "Try login credentials", None))
self.login_attempt.setText(
QApplication.translate("Form", "Login successful", None))
self.label_4.setText(
QApplication.translate("Form", "Root folder", None))
self.changeRootFolder.setText(
QApplication.translate("Form", "Change", None))
self.label_5.setText(
QApplication.translate("Form", "Sync every", None))
self.label_6.setText(
QApplication.translate("Form", "minutes", None))
self.syncNow.setText(
QApplication.translate("Form", "Sync now", None))
self.addSyncNewCourses.setText(
QApplication.translate(
"Form", "Automatically add and sync new available courses",
None))
self.tabWidget.setTabText(
self.tabWidget.indexOf(self.tab),
QApplication.translate("Form", "General settings", None))
self.refreshCourses.setText(
QApplication.translate("Form", "Refresh list", None))
self.tabWidget.setTabText(
self.tabWidget.indexOf(self.tab_2),
QApplication.translate("Form", "Courses", None))
self.about.setText(QApplication.translate("Form", "About", None))
self.tabWidget.setTabText(
self.tabWidget.indexOf(self.tab_3),
QApplication.translate("Form", "Status", None))
class Truss(QMainWindow):
def __init__(self, parent=None):
super(Truss, self).__init__(parent)
self.resize(800, 600)
self.filename = None
self.filetuple = None
self.dirty = False # Refers to Data Page only.
centralwidget = QWidget(self)
gridLayout = QGridLayout(centralwidget)
self.tabWidget = QTabWidget(centralwidget)
self.tab = QWidget()
font = QFont()
font.setFamily("Courier 10 Pitch")
font.setPointSize(12)
self.tab.setFont(font)
gridLayout_3 = QGridLayout(self.tab)
self.plainTextEdit = QPlainTextEdit(self.tab)
gridLayout_3.addWidget(self.plainTextEdit, 0, 0, 1, 1)
self.tabWidget.addTab(self.tab, "")
self.tab_2 = QWidget()
self.tab_2.setFont(font)
gridLayout_2 = QGridLayout(self.tab_2)
self.plainTextEdit_2 = QPlainTextEdit(self.tab_2)
gridLayout_2.addWidget(self.plainTextEdit_2, 0, 0, 1, 1)
self.tabWidget.addTab(self.tab_2, "")
gridLayout.addWidget(self.tabWidget, 0, 0, 1, 1)
self.setCentralWidget(centralwidget)
menubar = QMenuBar(self)
menubar.setGeometry(QRect(0, 0, 800, 29))
menu_File = QMenu(menubar)
self.menu_Solve = QMenu(menubar)
self.menu_Help = QMenu(menubar)
self.setMenuBar(menubar)
self.statusbar = QStatusBar(self)
self.setStatusBar(self.statusbar)
self.action_New = QAction(self)
self.actionSave_As = QAction(self)
self.action_Save = QAction(self)
self.action_Open = QAction(self)
self.action_Quit = QAction(self)
self.action_About = QAction(self)
self.actionShow_CCPL = QAction(self)
self.action_Solve = QAction(self)
self.action_CCPL = QAction(self)
self.action_Help = QAction(self)
menu_File.addAction(self.action_New)
menu_File.addAction(self.action_Open)
menu_File.addAction(self.actionSave_As)
menu_File.addAction(self.action_Save)
menu_File.addSeparator()
menu_File.addAction(self.action_Quit)
self.menu_Solve.addAction(self.action_Solve)
self.menu_Help.addAction(self.action_About)
self.menu_Help.addAction(self.action_CCPL)
self.menu_Help.addAction(self.action_Help)
menubar.addAction(menu_File.menuAction())
menubar.addAction(self.menu_Solve.menuAction())
menubar.addAction(self.menu_Help.menuAction())
self.setWindowTitle("Main Window")
self.tabWidget.setTabText(self.tabWidget.indexOf(self.tab),\
"Data Page")
self.tabWidget.setTabText(self.tabWidget.indexOf(self.tab_2),\
"Solution Page")
menu_File.setTitle("&File")
self.menu_Solve.setTitle("&Solve")
self.menu_Help.setTitle("&Help")
self.tabWidget.setCurrentIndex(0)
self.action_New.setText("&New")
self.action_Open.setText("&Open")
self.actionSave_As.setText("Save &As")
self.action_Save.setText("&Save")
self.action_Quit.setText("&Quit")
self.action_Solve.setText("&Solve")
self.action_About.setText("&About")
self.action_CCPL.setText("&CCPL")
self.action_Help.setText("&Help")
self.action_Quit.triggered.connect(self.close)
allToolBar = self.addToolBar("AllToolBar")
allToolBar.setObjectName("AllToolBar")
self.addActions(allToolBar, (self.action_Open, self.actionSave_As,\
self.action_Save, self.action_Solve,\
self.action_Quit ))
self.action_New.triggered.connect(self.fileNew)
self.action_Open.triggered.connect(self.fileOpen)
self.actionSave_As.triggered.connect(self.fileSaveAs)
self.action_Save.triggered.connect(self.fileSave)
self.action_Solve.triggered.connect(self.trussSolve)
self.action_About.triggered.connect(self.aboutBox)
self.action_CCPL.triggered.connect(self.displayCCPL)
self.action_Help.triggered.connect(self.help)
self.plainTextEdit.textChanged.connect(self.setDirty)
self.action_New = self.editAction(self.action_New, None,\
'ctrl+N', 'filenew', 'New File.')
self.action_Open = self.editAction(self.action_Open, None,
'ctrl+O', 'fileopen', 'Open File.')
self.actionSave_As = self.editAction(self.actionSave_As,\
None, 'ctrl+A', 'filesaveas',\
'Save and Name File.')
self.action_Save = self.editAction(self.action_Save, None,
'ctrl+S', 'filesave', 'Save File.')
self.action_Solve = self.editAction(self.action_Solve, None,
'ctrl+L', 'solve', 'Solve Structure.')
self.action_About = self.editAction(self.action_About, None,
'ctrl+B', 'about','Pop About Box.')
self.action_CCPL = self.editAction(self.action_CCPL, None,
'ctrl+G', 'licence', 'Show Licence')
self.action_Help = self.editAction(self.action_Help, None,
'ctrl+H', 'help', 'Show Help Page.')
self.action_Quit = self.editAction(self.action_Quit, None,
'ctrl+Q', 'quit', 'Quit the program.')
self.plainTextEdit_2.setReadOnly(True)
def setDirty(self):
'''On change of text in textEdit window, set the flag
"dirty" to True'''
index = self.tabWidget.currentIndex()
if index is not 0:
return
if self.dirty:
return True
self.dirty = True
self.updateStatus('self.dirty set to True')
def clearDirty(self):
'Clear dirty flag'
self.dirty = False
def fileNew(self):
'''Clear both Data Page and Solution Page.'''
self.plainTextEdit.setPlainText(' ')
self.plainTextEdit_2.setPlainText(' ')
self.clearDirty(self)
def okToContinue(self):
if self.dirty:
reply = QMessageBox.question(self,
"Data Loader - Unsaved Changes",
"Save unsaved changes?",
QMessageBox.Yes|QMessageBox.No|QMessageBox.Cancel)
if reply == QMessageBox.Cancel:
return False
elif reply == QMessageBox.Yes:
self.clearDirty()
return self.fileSave()
return True
def okRead(self):
'Pop-up a warning message.'
reply = QMessageBox.warning(self,
"Warning",
'''\nFile Open and Save is possible only in Data Page!
\n\(Use SaveAs for Solution Page)''', QMessageBox.Ok)
return True
def fileOpen(self):
'''Open a file in Data Page (with index == 0)'''
if self.tabWidget.currentIndex():
self.okRead()
return
if not self.okToContinue():
return
dir = (os.path.dirname(self.filename)
if self.filename is not None else ".")
self.filetuple = QFileDialog.getOpenFileName(self,\
"Open File", dir, \
"Data (*.dat *.txt)\nAll Files (*.*)")
self.filename = self.filetuple[0]
fname = self.filename
# QFileDialog returns a tuple x with x[0] = file name and
# x[1] = type of filter.
if fname:
self.loadFile(fname)
self.filename = fname
self.updateStatus('New file opened.')
def loadFile(self, fname=None):
fl = open(fname)
text = fl.read()
self.plainTextEdit.setPlainText(text)
self.dirty = False
def fileSave(self):
'''Save file with current file name.'''
if self.tabWidget.currentIndex():
self.okRead()
return
if self.filename is None:
return self.fileSaveAs()
else:
flname = self.filename
if flname:
with open(flname, 'w') as fl:
fl.write(tempText)
self.dirty = False
self.updateStatus('File saved.')
return True
else:
self.updateStatus('Failed to save... ')
return False
self.filename = None
self.dirty = False
def fileSaveAs(self):
'''Save file with a new name.'''
qpr = self.qprintline
fname = self.filename if self.filename is not None else\
"NoName"
self.filetuple = QFileDialog.getSaveFileName(self,
"Truss program - Save File", fname, "Data File (*.*)")
flname = self.filetuple[0]
index = self.tabWidget.currentIndex()
if index == 0:
self.filename = flname
if flname:
fl = open(flname, 'w')
tempText = self.plainTextEdit.toPlainText()
fl.write(tempText)
fl.close()
self.dirty = False
self.updateStatus('File saved.')
elif index == 1:
if flname:
fl = open(flname, 'w')
tempText = self.plainTextEdit_2.toPlainText()
fl.write(tempText)
fl.close()
def trussSolve(self):
'''Solve a statically determinate truss, specified in
Data Page and display the results in the Solution Page.
To start, make a copy of the Data Page with a header all
shown on the Data Page.'''
printline = self.qprintline
dataBall = self.plainTextEdit.toPlainText()
self.plainTextEdit_2.clear()
printline('================================')
flbase = os.path.basename(self.filename)
printline('SOLUTION FOR ' + flbase)
printline('================================')
dataBall = self.plainTextEdit.toPlainText()
ncrunch.main(printline, self.filename, dataBall)
def aboutBox(self):
'''Popup a box with about message.'''
QMessageBox.about(self, "About PySide, Platform and the like",
"""<b>Part of Structural Analysis.</b> v %s
<p>Copyright © 2011 Algis Kabaila.
All rights reserved in accordance with
Creative Commons Attribution Licence (CCPL) v3
or later - NO WARRANTIES!
<p>This progam finds bar forces in
statically determinate trusses.
<p>Python %s - PySide version %s - Qt version %s on\
%s""" % (__version__, platform.python_version(),\
PySide.__version__, PySide.QtCore.__version__,
platform.system()))
def displayCCPL(self):
'''Read and display CCPL licence.'''
self.plainTextEdit.setPlainText(open('CCPL.txt').read())
self.dirty = False
self.filename = 'COPYING.txt'
self.updateStatus('CCPL displayed.')
def help(self):
'''Read and display a help file- currently the README.txt.'''
self.plainTextEdit.setPlainText(open('README.md').read())
self.dirty = False
self.filename = 'README.txt'
self.updateStatus('README displayed.')
def addActions(self, target, actions):
'''Actions are added to Tool Bar.'''
for action in actions:
if action is None:
target.addSeparator()
else:
target.addAction(action)
def editAction(self, action, slot=None, shortcut=None, icon=None,
tip=None):
'''This method adds to action: icon, shortcut, ToolTip,\
StatusTip and can connect triggered action to slot '''
if icon is not None:
action.setIcon(QIcon(":/%s.png" % (icon)))
if shortcut is not None:
action.setShortcut(shortcut)
if tip is not None:
action.setToolTip(tip)
action.setStatusTip(tip)
if slot is not None:
action.triggered.connect(slot)
return action
def qreadline(self, lineNo):
'''Read one line from Data Page (lineNo starts with 0)'''
return unicode(self.plainTextEdit.document().\
findBlockByLineNumber(lineNo).text()).rstrip()
def qprintline(self, line):
'''Append one line to Solution Page.'''
self.plainTextEdit_2.appendPlainText(line.rstrip())
def updateStatus(self, message):
'''Keep status current.'''
if self.filename is not None:
flbase = os.path.basename(self.filename)
self.setWindowTitle(unicode("Truss Analysis - " +\
flbase + "[*]") )
self.statusBar().showMessage(message, 5000)
self.setWindowModified(self.dirty)
