def __init__(self, parent, font=None, lexer=None):
super(AdvancedCodeWidget, self).__init__(parent)
self.code = CodeWidget(self, font=font, lexer=lexer)
self.find = FindWidget(self)
self.find.hide()
self.replace = ReplaceWidget(self)
self.replace.hide()
self.replace.replace_button.setEnabled(False)
self.replace.replace_all_button.setEnabled(False)
self.active_find_widget = None
self.previous_find_widget = None
self.code.selectionChanged.connect(self._update_replace_enabled)
self.find.line_edit.returnPressed.connect(self.find_next)
self.find.next_button.clicked.connect(self.find_next)
self.find.prev_button.clicked.connect(self.find_prev)
self.replace.line_edit.returnPressed.connect(self.find_next)
self.replace.line_edit.textChanged.connect(
self._update_replace_all_enabled)
self.replace.next_button.clicked.connect(self.find_next)
self.replace.prev_button.clicked.connect(self.find_prev)
self.replace.replace_button.clicked.connect(self.replace_next)
self.replace.replace_all_button.clicked.connect(self.replace_all)
layout = QtGui.QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(0)
layout.addWidget(self.code)
layout.addWidget(self.find)
layout.addWidget(self.replace)
self.setLayout(layout)
def __init__(self, parent, font=None, lexer=None):
super(AdvancedCodeWidget, self).__init__(parent)
self.code = CodeWidget(self, font=font, lexer=lexer)
self.find = FindWidget(self)
self.find.hide()
self.replace = ReplaceWidget(self)
self.replace.hide()
self.replace.replace_button.setEnabled(False)
self.replace.replace_all_button.setEnabled(False)
self.active_find_widget = None
self.previous_find_widget = None
self.code.selectionChanged.connect(self._update_replace_enabled)
self.find.line_edit.returnPressed.connect(self.find_next)
self.find.next_button.clicked.connect(self.find_next)
self.find.prev_button.clicked.connect(self.find_prev)
self.replace.line_edit.returnPressed.connect(self.find_next)
self.replace.line_edit.textChanged.connect(
self._update_replace_all_enabled)
self.replace.next_button.clicked.connect(self.find_next)
self.replace.prev_button.clicked.connect(self.find_prev)
self.replace.replace_button.clicked.connect(self.replace_next)
self.replace.replace_all_button.clicked.connect(self.replace_all)
layout = QtGui.QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(0)
layout.addWidget(self.code)
layout.addWidget(self.find)
layout.addWidget(self.replace)
self.setLayout(layout)
class AdvancedCodeWidget(QtGui.QWidget):
""" Advanced widget for viewing and editing code, with support
for search & replace
"""
###########################################################################
# AdvancedCodeWidget interface
###########################################################################
def __init__(self, parent, font=None, lexer=None):
super(AdvancedCodeWidget, self).__init__(parent)
self.code = CodeWidget(self, font=font, lexer=lexer)
self.find = FindWidget(self)
self.find.hide()
self.replace = ReplaceWidget(self)
self.replace.hide()
self.replace.replace_button.setEnabled(False)
self.replace.replace_all_button.setEnabled(False)
self.active_find_widget = None
self.previous_find_widget = None
self.code.selectionChanged.connect(self._update_replace_enabled)
self.find.line_edit.returnPressed.connect(self.find_next)
self.find.next_button.clicked.connect(self.find_next)
self.find.prev_button.clicked.connect(self.find_prev)
self.replace.line_edit.returnPressed.connect(self.find_next)
self.replace.line_edit.textChanged.connect(
self._update_replace_all_enabled)
self.replace.next_button.clicked.connect(self.find_next)
self.replace.prev_button.clicked.connect(self.find_prev)
self.replace.replace_button.clicked.connect(self.replace_next)
self.replace.replace_all_button.clicked.connect(self.replace_all)
layout = QtGui.QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(0)
layout.addWidget(self.code)
layout.addWidget(self.find)
layout.addWidget(self.replace)
self.setLayout(layout)
def lines(self):
""" Return the number of lines.
"""
return self.code.lines()
def set_line_column(self, line, column):
""" Move the cursor to a particular line/column position.
"""
self.code.set_line_column(line, column)
def get_line_column(self):
""" Get the current line and column numbers.
"""
return self.code.get_line_column()
def get_selected_text(self):
""" Return the currently selected text.
"""
return self.code.get_selected_text()
def set_info_lines(self, info_lines):
self.code.set_info_lines(info_lines)
def set_warn_lines(self, warn_lines):
self.code.set_warn_lines(warn_lines)
def set_error_lines(self, error_lines):
self.code.set_error_lines(error_lines)
def enable_find(self):
self.replace.hide()
self.find.show()
self.find.setFocus()
if (self.active_find_widget == self.replace
or (not self.active_find_widget
and self.previous_find_widget == self.replace)):
self.find.line_edit.setText(self.replace.line_edit.text())
self.find.line_edit.selectAll()
self.active_find_widget = self.find
def enable_replace(self):
self.find.hide()
self.replace.show()
self.replace.setFocus()
if (self.active_find_widget == self.find
or (not self.active_find_widget
and self.previous_find_widget == self.find)):
self.replace.line_edit.setText(self.find.line_edit.text())
self.replace.line_edit.selectAll()
self.active_find_widget = self.replace
def find_in_document(self, search_text, direction='forward', replace=None):
""" Finds the next occurance of the desired text and optionally
replaces it. If 'replace' is None, a regular search will
be executed, otherwise it will replace the occurance with
the value of 'replace'.
Returns the number of occurances found (0 or 1)
"""
if not search_text:
return
wrap = self.active_find_widget.wrap_action.isChecked()
document = self.code.document()
find_cursor = None
flags = QtGui.QTextDocument.FindFlags(0)
if self.active_find_widget.case_action.isChecked():
flags |= QtGui.QTextDocument.FindCaseSensitively
if self.active_find_widget.word_action.isChecked():
flags |= QtGui.QTextDocument.FindWholeWords
if direction == 'backward':
flags |= QtGui.QTextDocument.FindBackward
find_cursor = document.find(search_text, self.code.textCursor(), flags)
if find_cursor.isNull() and wrap:
if direction == 'backward':
find_cursor = document.find(search_text,
document.characterCount() - 1,
flags)
else:
find_cursor = document.find(search_text, 0, flags)
if not find_cursor.isNull():
if replace is not None:
find_cursor.beginEditBlock()
find_cursor.removeSelectedText()
find_cursor.insertText(replace)
find_cursor.endEditBlock()
find_cursor.movePosition(QtGui.QTextCursor.Left,
QtGui.QTextCursor.MoveAnchor,
len(replace))
find_cursor.movePosition(QtGui.QTextCursor.Right,
QtGui.QTextCursor.KeepAnchor,
len(replace))
self.code.setTextCursor(find_cursor)
else:
self.code.setTextCursor(find_cursor)
return find_cursor
else:
#else not found: beep or indicate?
return None
def find_next(self):
if not self.active_find_widget:
self.enable_find()
search_text = unicode(self.active_find_widget.line_edit.text())
cursor = self.find_in_document(search_text=search_text)
if cursor:
return 1
return 0
def find_prev(self):
if not self.active_find_widget:
self.enable_find()
search_text = unicode(self.active_find_widget.line_edit.text())
cursor = self.find_in_document(search_text=search_text,
direction='backward')
if cursor:
return 1
return 0
def replace_next(self):
search_text = self.replace.line_edit.text()
replace_text = self.replace.replace_edit.text()
cursor = self.code.textCursor()
if cursor.selectedText() == search_text:
cursor.beginEditBlock()
cursor.removeSelectedText()
cursor.insertText(replace_text)
cursor.endEditBlock()
return self.find_next()
return 0
def replace_all(self):
search_text = unicode(self.replace.line_edit.text())
replace_text = unicode(self.replace.replace_edit.text())
count = 0
cursor = self.code.textCursor()
cursor.beginEditBlock()
while self.find_in_document(search_text=search_text,
replace=replace_text) != None:
count += 1
cursor.endEditBlock()
return count
def print_(self, printer):
""" Convenience method to call 'print_' on the CodeWidget.
"""
self.code.print_(printer)
def ensureCursorVisible(self):
self.code.ensureCursorVisible()
def centerCursor(self):
self.code.centerCursor()
###########################################################################
# QWidget interface
###########################################################################
def keyPressEvent(self, event):
key_sequence = QtGui.QKeySequence(event.key() + int(event.modifiers()))
if key_sequence.matches(QtGui.QKeySequence.Find):
self.enable_find()
elif key_sequence.matches(QtGui.QKeySequence.Replace):
self.enable_replace()
elif key_sequence.matches(QtCore.Qt.Key_Escape):
if self.active_find_widget:
self.find.hide()
self.replace.hide()
self.code.setFocus()
self.previous_find_widget = self.active_find_widget
self.active_find_widget = None
return super(AdvancedCodeWidget, self).keyPressEvent(event)
###########################################################################
# Private methods
###########################################################################
def _update_replace_enabled(self):
selection = self.code.textCursor().selectedText()
find_text = self.replace.line_edit.text()
self.replace.replace_button.setEnabled(selection == find_text)
def _update_replace_all_enabled(self, text):
self.replace.replace_all_button.setEnabled(len(text))
class AdvancedCodeWidget(QtGui.QWidget):
""" Advanced widget for viewing and editing code, with support
for search & replace
"""
###########################################################################
# AdvancedCodeWidget interface
###########################################################################
def __init__(self, parent, font=None, lexer=None):
super(AdvancedCodeWidget, self).__init__(parent)
self.code = CodeWidget(self, font=font, lexer=lexer)
self.find = FindWidget(self)
self.find.hide()
self.replace = ReplaceWidget(self)
self.replace.hide()
self.replace.replace_button.setEnabled(False)
self.replace.replace_all_button.setEnabled(False)
self.active_find_widget = None
self.previous_find_widget = None
self.code.selectionChanged.connect(self._update_replace_enabled)
self.find.line_edit.returnPressed.connect(self.find_next)
self.find.next_button.clicked.connect(self.find_next)
self.find.prev_button.clicked.connect(self.find_prev)
self.replace.line_edit.returnPressed.connect(self.find_next)
self.replace.line_edit.textChanged.connect(
self._update_replace_all_enabled)
self.replace.next_button.clicked.connect(self.find_next)
self.replace.prev_button.clicked.connect(self.find_prev)
self.replace.replace_button.clicked.connect(self.replace_next)
self.replace.replace_all_button.clicked.connect(self.replace_all)
layout = QtGui.QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(0)
layout.addWidget(self.code)
layout.addWidget(self.find)
layout.addWidget(self.replace)
self.setLayout(layout)
def lines(self):
""" Return the number of lines.
"""
return self.code.lines()
def set_line_column(self, line, column):
""" Move the cursor to a particular line/column position.
"""
self.code.set_line_column(line, column)
def get_line_column(self):
""" Get the current line and column numbers.
"""
return self.code.get_line_column()
def get_selected_text(self):
""" Return the currently selected text.
"""
return self.code.get_selected_text()
def set_info_lines(self, info_lines):
self.code.set_info_lines(info_lines)
def set_warn_lines(self, warn_lines):
self.code.set_warn_lines(warn_lines)
def set_error_lines(self, error_lines):
self.code.set_error_lines(error_lines)
def enable_find(self):
self.replace.hide()
self.find.show()
self.find.setFocus()
if (self.active_find_widget == self.replace or
(not self.active_find_widget and
self.previous_find_widget == self.replace)):
self.find.line_edit.setText(self.replace.line_edit.text())
self.find.line_edit.selectAll()
self.active_find_widget = self.find
def enable_replace(self):
self.find.hide()
self.replace.show()
self.replace.setFocus()
if (self.active_find_widget == self.find or
(not self.active_find_widget and
self.previous_find_widget == self.find)):
self.replace.line_edit.setText(self.find.line_edit.text())
self.replace.line_edit.selectAll()
self.active_find_widget = self.replace
def find_in_document(self, search_text, direction='forward', replace=None):
""" Finds the next occurance of the desired text and optionally
replaces it. If 'replace' is None, a regular search will
be executed, otherwise it will replace the occurance with
the value of 'replace'.
Returns the number of occurances found (0 or 1)
"""
if not search_text:
return
wrap = self.active_find_widget.wrap_action.isChecked()
document = self.code.document()
find_cursor = None
flags = QtGui.QTextDocument.FindFlags(0)
if self.active_find_widget.case_action.isChecked():
flags |= QtGui.QTextDocument.FindCaseSensitively
if self.active_find_widget.word_action.isChecked():
flags |= QtGui.QTextDocument.FindWholeWords
if direction == 'backward':
flags |= QtGui.QTextDocument.FindBackward
find_cursor = document.find(search_text, self.code.textCursor(), flags)
if find_cursor.isNull() and wrap:
if direction == 'backward':
find_cursor = document.find(search_text, document.characterCount()-1, flags)
else:
find_cursor = document.find(search_text, 0, flags)
if not find_cursor.isNull():
if replace is not None:
find_cursor.beginEditBlock()
find_cursor.removeSelectedText()
find_cursor.insertText(replace)
find_cursor.endEditBlock()
find_cursor.movePosition(
QtGui.QTextCursor.Left, QtGui.QTextCursor.MoveAnchor,len(replace))
find_cursor.movePosition(
QtGui.QTextCursor.Right, QtGui.QTextCursor.KeepAnchor,len(replace))
self.code.setTextCursor(find_cursor)
else:
self.code.setTextCursor(find_cursor)
return find_cursor
else:
#else not found: beep or indicate?
return None
def find_next(self):
if not self.active_find_widget:
self.enable_find()
search_text = unicode(self.active_find_widget.line_edit.text())
cursor = self.find_in_document(search_text=search_text)
if cursor:
return 1
return 0
def find_prev(self):
if not self.active_find_widget:
self.enable_find()
search_text = unicode(self.active_find_widget.line_edit.text())
cursor = self.find_in_document(search_text=search_text,
direction='backward')
if cursor:
return 1
return 0
def replace_next(self):
search_text = self.replace.line_edit.text()
replace_text = self.replace.replace_edit.text()
cursor = self.code.textCursor()
if cursor.selectedText() == search_text:
cursor.beginEditBlock()
cursor.removeSelectedText()
cursor.insertText(replace_text)
cursor.endEditBlock()
return self.find_next()
return 0
def replace_all(self):
search_text = unicode(self.replace.line_edit.text())
replace_text = unicode(self.replace.replace_edit.text())
count = 0
cursor = self.code.textCursor()
cursor.beginEditBlock()
while self.find_in_document(search_text=search_text,
replace=replace_text) != None:
count += 1
cursor.endEditBlock()
return count
def print_(self, printer):
""" Convenience method to call 'print_' on the CodeWidget.
"""
self.code.print_(printer)
def ensureCursorVisible(self):
self.code.ensureCursorVisible()
def centerCursor(self):
self.code.centerCursor()
###########################################################################
# QWidget interface
###########################################################################
def keyPressEvent(self, event):
key_sequence = QtGui.QKeySequence(event.key() + int(event.modifiers()))
if key_sequence.matches(QtGui.QKeySequence.Find):
self.enable_find()
elif key_sequence.matches(QtGui.QKeySequence.Replace):
self.enable_replace()
elif key_sequence.matches(QtGui.QKeySequence(QtCore.Qt.Key_Escape)):
if self.active_find_widget:
self.find.hide()
self.replace.hide()
self.code.setFocus()
self.previous_find_widget = self.active_find_widget
self.active_find_widget = None
return super(AdvancedCodeWidget, self).keyPressEvent(event)
###########################################################################
# Private methods
###########################################################################
def _update_replace_enabled(self):
selection = self.code.textCursor().selectedText()
find_text = self.replace.line_edit.text()
self.replace.replace_button.setEnabled(selection == find_text)
def _update_replace_all_enabled(self, text):
self.replace.replace_all_button.setEnabled(len(text))