def __init__(self, parent=None):
super(ListView, self).__init__(parent)
self.parent = parent
# Settings/design
self.setLayoutMode(QtGui.QListView.SinglePass)
self.setSelectionMode(QtGui.QAbstractItemView.ExtendedSelection)
self.setEditTriggers(QtGui.QAbstractItemView.NoEditTriggers)
self.setDragEnabled(False)
self.setAcceptDrops(False)
self.setAlternatingRowColors(True)
self.setViewMode(QtGui.QListView.ListMode)
self.setResizeMode(QtGui.QListView.Adjust)
self.setStyleSheet('QListView::item {padding:10px;}')
# Toggle horizontal scroll bar on and off if word wrap enabled
self.set_horiz_scrollbar(settings.get_word_wrap())
# Set view delegate
delegate = ItemDelegate(self)
self.setItemDelegate(delegate)
# List item right click menu
self._create_context_menu()
# Item double clicked is set to clipboard
self.doubleClicked.connect(self._emit_set_clipboard)
def _on_open_settings(self):
"""Open settings dialog.
Prior to opening dialog, the global hot key is unbinded and then binded
in case user changes it. The model view is updated to reflect changes
in lines to display and if word wrap is enabled.
"""
# Windows allow's the user to open extra settings dialogs from system
# tray menu even though dialog is modal
try:
self.key_binder.unbind(settings.get_global_hot_key())
except AttributeError:
return None
# PreviewDialog(self) so it opens at main window
settings_dialog = dialogs.SettingsDialog(self)
settings_dialog.exec_()
self.setCursor(QtCore.Qt.BusyCursor)
# Attempt to set new hot key
self._set_hot_key()
# Update scroll bars and refresh view
set_word_wrap = settings.get_word_wrap()
self.main_widget.view_main.set_horiz_scrollbar(set_word_wrap)
self.main_widget.model_main.select()
self.unsetCursor()
def paint(self, painter, option, index):
"""Subclass of paint function.
Args:
painter: QtGui.QPainter
option: QtGui.QStyleOptionViewItem
index: QtCore.QModelIndex
Returns:
QtGui.QStyledItemDelegate.paint() if QModelIndex is not valid.
References:
http://pydoc.net/Python/gayeogi/0.6/gayeogi.plugins.player/
"""
if not index.isValid():
return QtGui.QStyledItemDelegate.paint(self, painter, option, index)
painter.save()
# Draw selection highlight
if option.state & QtGui.QStyle.State_Selected:
painter.setPen(QtGui.QPen(option.palette.highlightedText(), 0))
painter.fillRect(option.rect, option.palette.highlight())
# if index.data() == 'application/x-qt-image':
# parent_index = QtCore.QModelIndex(self.model().index(0, ID))
# print parent_index.column()
# Set alignment and enable word wrap if applicable
text_option = QtGui.QTextOption()
text_option.setAlignment(QtCore.Qt.AlignLeft|QtCore.Qt.AlignVCenter)
if settings.get_word_wrap():
text_option.setWrapMode(QtGui.QTextOption.WrapAnywhere)
else:
text_option.setWrapMode(QtGui.QTextOption.NoWrap)
# Add padding to left and right side of text
text_rect = option.rect
text_rect.setLeft(text_rect.left() + 5)
text_rect.setRight(text_rect.right() - 5)
painter.drawText(text_rect, index.data(), o=text_option)
painter.restore()
def sizeHint(self, option, index):
"""Option size is calculated by creating a QTextDocument with modified
text and determining the dimensions.
Args:
option: QtGui.QStyleOptionViewItem
index: QtCore.QModelIndex
Returns:
QtGui.QStyledItemDelegate.sizeHint() if QModelIndex is invalid.
References:
http://qt-project.org/forums/viewthread/12186
Todo:
Look into using font metrics bounding rect.
Handle lines to display in relation to word wrap.
"""
if not index.isValid():
return QtGui.QStyledItemDelegate.sizeHint(self, option, index)
doc = QtGui.QTextDocument() # Inserting self creates a memory leak!
# Set alignment and enable word wrap if applicable
text_option = QtGui.QTextOption()
text_option.setAlignment(QtCore.Qt.AlignLeft|QtCore.Qt.AlignVCenter)
# Reimplement as lines to display canFetchMore be ignored if word wrap
# forces an extra line to be created
if settings.get_word_wrap():
text_option.setWrapMode(QtGui.QTextOption.WrapAnywhere)
else:
text_option.setWrapMode(QtGui.QTextOption.NoWrap)
doc.setDefaultTextOption(text_option)
doc.setPlainText(index.data())
# Add some padding to each item, + 10
return QtCore.QSize(doc.size().width(), doc.size().height() + 5)
# def sizeHint(self, option, index):
# if not index.isValid():
# return QtGui.QStyledItemDelegate.sizeHint(self, option, index)
# fake_text = 'Line1\nLine2\nLine3\n'
# fake_fm = option.fontMetrics
# fake_font_rect = fake_fm.boundingRect(option.rect, QtCore.Qt.AlignLeft|QtCore.Qt.AlignTop|QtCore.Qt.TextWordWrap, fake_text)
# real_text = index.data()
# real_fm = option.fontMetrics
# real_font_rect = real_fm.boundingRect(option.rect, QtCore.Qt.AlignLeft|QtCore.Qt.AlignTop|QtCore.Qt.TextWordWrap, real_text)
# if real_font_rect.height() < fake_font_rect.height():
# height = real_font_rect.height()
# else:
# height = fake_font_rect.height()
# return QtCore.QSize(real_font_rect.width(), height+10)
# def flags(self, index):
# """Sublass of flags method.
# Args:
# index: QtCore.QModelIndex
# """
# if not index.isValid():
# return QtCore.Qt.ItemFlags()
# return QtCore.Qt.ItemFlags(QtCore.Qt.ItemIsEnabled | QtCore.Qt.ItemIsSelectable)
def setup_ui(self):
"""Display each setting widget with saved values from registry/ini.
Todo:
Renable word_wrap widget when QDelegate Sizing issue fixed.
"""
self.key_combo_edit = HotKeyEdit(self)
# Allow user to insert <SUPER> on a Win OS
self.super_check = QtGui.QCheckBox('Win')
self.super_check.setToolTip('Insert <SUPER>')
if '<SUPER>' in self.key_combo_edit.text().upper():
self.super_check.setCheckState(QtCore.Qt.Checked)
# Number of lines to display
self.line_count_spin = QtGui.QSpinBox(self)
self.line_count_spin.setRange(1, 10)
self.line_count_spin.setValue(settings.get_lines_to_display())
# Where to open the dialog
self.open_at_pos_combo = QtGui.QComboBox(self)
self.open_at_pos_combo.addItem('Mouse cursor', 0)
self.open_at_pos_combo.addItem('Last position', 1)
self.open_at_pos_combo.addItem('System tray', 2)
# Word wrap display text
self.word_wrap = QtGui.QCheckBox('Word wrap')
self.word_wrap.setCheckState(_check_state(settings.get_word_wrap()))
# Send paste key stroke when content set to clipboard
self.paste_check = QtGui.QCheckBox('Paste in active window after '
'selection')
self.paste_check.setCheckState(_check_state(settings.get_send_paste()))
# Ignore applications
group_box = QtGui.QGroupBox('Ignore the following applications')
self.exclude_list = QtGui.QLineEdit(self)
self.exclude_list.setPlaceholderText('KeePass.exe;binaryname')
self.exclude_list.setText(settings.get_exclude())
# Create seperate layout for ignore applications
vbox = QtGui.QVBoxLayout()
vbox.addWidget(self.exclude_list)
group_box.setLayout(vbox)
# Save and cancel buttons
button_box = QtGui.QDialogButtonBox(QtGui.QDialogButtonBox.Save|
QtGui.QDialogButtonBox.Cancel)
# Create form layout to align widgets
layout = QtGui.QFormLayout()
layout.setFieldGrowthPolicy(QtGui.QFormLayout.FieldsStayAtSizeHint)
layout.addRow('Global shortcut:', self.key_combo_edit)
layout.addRow('', self.super_check)
layout.addRow('Open window at:', self.open_at_pos_combo)
layout.addRow('Lines to display:', self.line_count_spin)
# Set main layout
main_layout = QtGui.QVBoxLayout(self)
main_layout.addLayout(layout)
# main_layout.addWidget(self.word_wrap)
main_layout.addWidget(self.paste_check)
main_layout.addWidget(group_box)
main_layout.addWidget(button_box)
self.setLayout(main_layout)
# LINUX: I use Windows key to move windows with my wm
self.setFocus(QtCore.Qt.PopupFocusReason)
button_box.accepted.connect(self.save)
button_box.rejected.connect(self.cancel)
self.connect(self.super_check, QtCore.SIGNAL('stateChanged(int)'),
self.insert_win_key)
