class Karmack4(plasmascript.Applet):
def __init__(self, parent, args=None):
plasmascript.Applet.__init__(self, parent)
def init(self):
self.applet.resize(480.0, 300.0)
qmlView = Plasma.DeclarativeWidget()
qmlView.setQmlPath("karmack4/contents/ui/main.qml")
self.layout = QGraphicsLinearLayout(self.applet)
self.layout.setOrientation(Qt.Vertical)
self.layout.addItem(qmlView)
helloLabel = Plasma.Label(self.applet)
helloLabel.setText(PYQT_VERSION_STR)
self.layout.addItem(helloLabel)
buttonek = Plasma.PushButton(self.applet)
buttonek.setText("Klikni a uvidis!")
self.layout.addItem(buttonek)
self.qmlRootObject = qmlView.rootObject()
self.connect(buttonek, SIGNAL("clicked()"), self.buttonClicked)
self.connect(KWindowSystem.self(), SIGNAL("windowAdded(WId)"), self.onWokynkoNove)
self.connect(KWindowSystem.self(), SIGNAL("windowRemoved(WId)"), self.onWokynkoFuc)
def buttonClicked(self):
#print dir(self.qmlRootObject)
self.qmlRootObject.updateQml()
def onWokynkoNove(self):
self.qmlRootObject.windowAdded()
def onWokynkoFuc(self):
self.qmlRootObject.windowRemoved()
class PylouWidget(QGraphicsWidget):
"""Main Widget for Pylou."""
def __init__(self, parent):
"""Init class."""
QGraphicsWidget.__init__(self)
self.applet = parent
def init(self):
"""Start Pylou Widget."""
self.layou = QGraphicsLinearLayout(self)
self.stringlist = QStringList()
self.model = QStringListModel(self.applet)
self.model.setStringList(self.stringlist)
self.treeview = MyTreeView(self)
self.treeview.setModel(self.model)
self.lineEdit, self.label = MyLineEdit(self), Plasma.Label(self)
self.label.setText("Search")
self.layou.setOrientation(0x2) # Qt.Vertical
self.layou.addItem(self.treeview)
self.layou.addItem(self.label)
self.layou.addItem(self.lineEdit)
self.setLayout(self.layou)
self.lineEdit.returnPressed.connect(self.addItem)
self.setMinimumSize(200, 99)
self.setMaximumSize(666, 666)
# custom user choosed fonts
user_font_family = QVariant(self.applet.configurations.readEntry(
"TextFont", QVariant(QFont())))
self.treeview.nativeWidget().setFont(QFont(user_font_family))
# custom user choosed styles
user_style_sheet = "color:{};alternate-background-color:{}".format(
self.applet.configurations.readEntry("TextColor"),
self.applet.configurations.readEntry("AlternateBColor"))
self.treeview.nativeWidget().setStyleSheet(user_style_sheet)
# Qt connecting people
Applet.connect(
self.lineEdit, SIGNAL("keyUPPressed"), self.prevHistoryItem)
Applet.connect(
self.lineEdit, SIGNAL("keyDownPressed"), self.nextHistoryItem)
Applet.connect(self.treeview, SIGNAL("DblClick"), self.openFile)
Applet.connect(self.treeview, SIGNAL("Click"), self.openDirectory)
self.applet.appletDestroyed.connect(self.saveHistory)
# History file
self.histfile = HISTORY_FILE_PATH
with open(self.histfile, 'r') as history_file:
self.history = history_file.readlines()
self.historyCurrentItem = 0
self.treeview.nativeWidget().hide()
self.resize(self.minimumSize())
def saveHistory(self):
"""Write History to History file."""
with open(self.histfile, 'w') as history_file:
history_file.writelines(self.history)
def prevHistoryItem(self):
"""Navigate the History 1 Item Backwards."""
if self.historyCurrentItem < len(self.history):
self.historyCurrentItem = self.historyCurrentItem + 1
try:
self.lineEdit.setText(str(self.history[-self.historyCurrentItem]))
except IndexError as error:
print(error)
self.label.setText("ERROR: History Empty.")
def nextHistoryItem(self):
"""Navigate the History 1 Item Forwards."""
if self.historyCurrentItem > 1:
self.historyCurrentItem = self.historyCurrentItem - 1
try:
self.lineEdit.setText(str(self.history[-self.historyCurrentItem]))
except IndexError as error:
print(error)
self.label.setText("ERROR: History Empty.")
def addItem(self):
"""Add Items from Locate command."""
start_time = datetime.now().second
self.stringlist.clear()
lineText = self.lineEdit.text()
if len(lineText) and str(lineText).strip() not in self.history:
self.history.append(lineText + "\n")
self.historyCurrentItem = 1
self.saveHistory()
self.historyCurrentItem = self.historyCurrentItem - 1
command = "ionice --ignore --class 3 chrt --idle 0 " # Nice CPU / IO
command += "locate --ignore-case --existing --quiet --limit 9999 {}"
condition = str(self.applet.configurations.readEntry("Home")) == "true"
if len(str(lineText).strip()) and condition:
command_to_run = command.format( # Only Search inside Home folders
path.join(path.expanduser("~"), "*{}*".format(lineText)))
else:
command_to_run = command.format(lineText)
locate_output = Popen(command_to_run, shell=True, stdout=PIPE).stdout
results = tuple(locate_output.readlines())
banned = self.applet.configurations.readEntry("Banned")
banned_regex_pattern = str(banned).strip().lower().replace(" ", "|")
for item in results:
if not search(banned_regex_pattern, str(item)): # banned words
self.stringlist.append(item[:-1])
purge() # Purge RegEX Cache
self.model.setStringList(self.stringlist)
self.treeview.nativeWidget().resizeColumnToContents(0)
number_of_results = len(results)
if number_of_results: # if tems found Focus on item list
self.lineEdit.nativeWidget().clear()
self.label.setText("Found {} results on {} seconds !".format(
number_of_results, abs(datetime.now().second - start_time)))
self.resize(500, 12 * number_of_results)
self.treeview.nativeWidget().show()
self.treeview.nativeWidget().setFocus()
else: # if no items found Focus on LineEdit
self.label.setText("Search")
self.resize(self.minimumSize())
self.treeview.nativeWidget().hide()
self.lineEdit.nativeWidget().selectAll()
self.lineEdit.nativeWidget().setFocus()
def openDirectory(self, index):
"""Take a model index and find the folder name then open the folder."""
item_to_open = path.dirname(str(self.model.data(index, 0).toString()))
Popen("xdg-open '{}'".format(item_to_open), shell=True)
def openFile(self, index):
"""Take a model index and find the filename then open the file."""
item_to_open = self.model.data(index, 0).toString()
Popen("xdg-open '{}'".format(item_to_open), shell=True)
