class FindHandleDialog(QDialog):
def __init__(self, model, parent):
super().__init__(parent)
self.model = model
self.setModal(False)
self.setAttribute(Qt.WA_DeleteOnClose)
# QDialogs at least in GNOME do not have a close button by default
self.setWindowFlags(Qt.Window | Qt.WindowSystemMenuHint | Qt.WindowCloseButtonHint)
self.setWindowTitle('Linux Process Explorer Search')
self.setGeometry(0, 0, 900, 500)
self.move((parent.width() - self.width()) / 2 + parent.x(),
(parent.height() - self.height()) / 2 + parent.y())
lblSearch = QLabel('Descriptor or Lib substring:')
self.txtSearch = QLineEdit()
btnSearch = QPushButton('&Search')
btnSearch.clicked.connect(self.onBtnSearchClicked)
btnCancel = QPushButton('&Cancel')
searchLayout = QHBoxLayout()
searchLayout.addWidget(lblSearch)
searchLayout.addWidget(self.txtSearch)
searchLayout.addWidget(btnSearch)
searchLayout.addWidget(btnCancel)
self.tblResults = QTableWidget(0, 4)
self.tblResults.setHorizontalHeaderLabels(('Process', 'PID', 'Type', 'Name'))
self.tblResults.horizontalHeader().setStretchLastSection(True)
self.tblResults.verticalHeader().setVisible(False)
self.tblResults.setShowGrid(False)
self.tblResults.setSelectionBehavior(QTableWidget.SelectRows)
self.tblResults.verticalHeader().setDefaultSectionSize(24)
mainLayout = QVBoxLayout()
mainLayout.addLayout(searchLayout)
mainLayout.addWidget(self.tblResults)
self.setLayout(mainLayout)
@pyqtSlot(bool)
def onBtnSearchClicked(self, checked=False):
handleSubstr = self.txtSearch.text()
if handleSubstr:
results = self.model.findHandlesBySubstr(handleSubstr)
self.tblResults.setRowCount(len(results))
for row, res in enumerate(results):
for col, prop in enumerate(res):
item = QTableWidgetItem(str(prop))
item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled)
self.tblResults.setItem(row, col, item)
def keyPressEvent(self, event):
if event.key() == Qt.Key_Enter and self.txtSearch.hasFocus():
self.onBtnSearchClicked()
return
super().keyPressEvent(event)
