def _show_completions(self, txt, force=False):
force = force or self._complete_empty
if self._match == self.SimpleMatch:
pattern = "^" + QRegExp.escape(txt)
else:
pattern = ".*".join(QRegExp.escape(t) for t in txt.split())
self._proxy_model.setFilterRegExp(QRegExp(pattern, Qt.CaseInsensitive))
if self._proxy_model.rowCount() == 0:
self._popup.hide()
elif not txt and not force:
self._popup.hide()
else:
self._popup.popup()
def slotCursorPositionChanged(self):
"""Called whenever the cursor position changes.
Highlights matching characters if the cursor is at one of them.
"""
cursor = self.edit().textCursor()
block = cursor.block()
text = block.text()
# try both characters at the cursor
col = cursor.position() - block.position()
end = col + 1
col = max(0, col - 1)
for c in text[col:end]:
if c in self.matchPairs:
break
col += 1
else:
self.clear()
return
# the cursor is at a character from matchPairs
i = self.matchPairs.index(c)
cursor.setPosition(block.position() + col)
# find the matching character
new = QTextCursor(cursor)
if i & 1:
# look backward
match = self.matchPairs[i - 1]
flags = QTextDocument.FindBackward
else:
# look forward
match = self.matchPairs[i + 1]
flags = QTextDocument.FindFlags()
new.movePosition(QTextCursor.Right)
# search, also nesting
rx = QRegExp(QRegExp.escape(c) + '|' + QRegExp.escape(match))
nest = 0
while nest >= 0:
new = cursor.document().find(rx, new, flags)
if new.isNull():
self.clear()
return
nest += 1 if new.selectedText() == c else -1
cursor.movePosition(QTextCursor.Right, QTextCursor.KeepAnchor)
self.highlight([cursor, new])
def slotCursorPositionChanged(self):
"""Called whenever the cursor position changes.
Highlights matching characters if the cursor is at one of them.
"""
cursor = self.edit().textCursor()
block = cursor.block()
text = block.text()
# try both characters at the cursor
col = cursor.position() - block.position()
end = col + 1
col = max(0, col - 1)
for c in text[col:end]:
if c in self.matchPairs:
break
col += 1
else:
self.clear()
return
# the cursor is at a character from matchPairs
i = self.matchPairs.index(c)
cursor.setPosition(block.position() + col)
# find the matching character
new = QTextCursor(cursor)
if i & 1:
# look backward
match = self.matchPairs[i - 1]
flags = QTextDocument.FindBackward
else:
# look forward
match = self.matchPairs[i + 1]
flags = QTextDocument.FindFlags()
new.movePosition(QTextCursor.Right)
# search, also nesting
rx = QRegExp(QRegExp.escape(c) + "|" + QRegExp.escape(match))
nest = 0
while nest >= 0:
new = cursor.document().find(rx, new, flags)
if new.isNull():
self.clear()
return
nest += 1 if new.selectedText() == c else -1
cursor.movePosition(QTextCursor.Right, QTextCursor.KeepAnchor)
self.highlight([cursor, new])
def __score(self, name, summary):
"""
Private method to calculate some score for a search result.
@param name name of the returned package
@type str
@param summary summary text for the package
@type str
@return score value
@rtype int
"""
score = 0
for queryTerm in self.__query:
if queryTerm.lower() in name.lower():
score += 4
if queryTerm.lower() == name.lower():
score += 4
if queryTerm.lower() in summary.lower():
if QRegExp(r'\b{0}\b'.format(QRegExp.escape(queryTerm)),
Qt.CaseInsensitive).indexIn(summary) != -1:
# word match gets even higher score
score += 2
else:
score += 1
return score
def setSearchString(self, string):
"""
Public method to set the current search string.
@param string new search string (string)
"""
if string == self.__searchString:
return
self.__searchString = string
self.__searchMatcher.setPattern(self.__searchString)
self.__wordMatcher.setPattern("\\b" +
QRegExp.escape(self.__searchString))
self.invalidateFilter()
def setSearchString(self, string):
"""
Public method to set the current search string.
@param string new search string (string)
"""
if string == self.__searchString:
return
self.__searchString = string
self.__searchMatcher.setPattern(self.__searchString)
self.__wordMatcher.setPattern(
"\\b" + QRegExp.escape(self.__searchString))
self.invalidateFilter()
def highlight_text(text, format):
cursor = self._plain_text.textCursor()
regex = QRegExp(QRegExp.escape(text))
# Process the displayed document
pos = 0
index = regex.indexIn(self._plain_text.toPlainText(), pos)
while index != -1:
# Select the matched text and apply the desired format
cursor.setPosition(index)
cursor.movePosition(QTextCursor.NextCharacter,
QTextCursor.KeepAnchor, len(text))
cursor.mergeCharFormat(format)
# Move to the next match
pos = index + regex.matchedLength()
index = regex.indexIn(self.toPlainText(), pos)
def filterOnFocus(window, focused): loclist = getattr(window, 'build_loclist', None) if not loclist: return model = loclist.model() if not getattr(model, 'isFilterOnFocus', False): orig = model model = QSortFilterProxyModel() model.isFilterOnFocus = True loclist.setModel(model) model.setSourceModel(orig) model.setFilterRole(AbsolutePathRole) model.setFilterRegExp(QRegExp.escape(focused.path or ''))
def filterOnFocus(window, focused):
loclist = getattr(window, 'build_loclist', None)
if not loclist:
return
model = loclist.model()
if not getattr(model, 'isFilterOnFocus', False):
orig = model
model = QSortFilterProxyModel()
model.isFilterOnFocus = True
loclist.setModel(model)
model.setSourceModel(orig)
model.setFilterRole(AbsolutePathRole)
model.setFilterRegExp(QRegExp.escape(focused.path or ''))
def update_field_name(self):
"""Update the window title.
Update the window title with the field name corresponding to the field_id which we are
using to filter our racer table view. If this is the general racer table view (not a field-
specific one), then there's really not much to be done...the window title will always
be the same.
"""
if self.field_id:
field_name = self.modeldb.field_table_model.name_from_id(
self.field_id)
self.setWindowTitle('Racers (%s)' % field_name)
regexp = '^' + QRegExp.escape(field_name) + '$'
self.proxy_model_filter.setFilterRegExp(
QRegExp(regexp, Qt.CaseSensitive))
else:
self.setWindowTitle('Racers')
def cursor_position_changed(self):
cursor = self.text_edit.textCursor()
line, column = cursor.blockNumber(), cursor.columnNumber()
w = self.text_edit.window()
if isinstance(w, QMainWindow):
if line in list(self.line_to_object_map.keys()):
o = self.line_to_object_map[line]
w.set_object_under_caret(o)
else:
w.set_object_under_caret(None)
extra_selections = []
# Highlight current line.
selection = QTextEdit.ExtraSelection()
selection.format.setProperty(QTextFormat.FullWidthSelection, True)
selection.format.setBackground(QBrush(QColor("#E6E6FC")))
selection.cursor = self.text_edit.textCursor()
selection.cursor.clearSelection()
extra_selections.append(selection)
# Highlight all defs and uses.
if self.show_def_use:
if line in list(self.line_to_object_map.keys()):
o = self.line_to_object_map[line]
uses = []
defs = []
if hasattr(o, "uses") and o.uses() is not None:
uses = o.uses()
if hasattr(o, "definitions") and o.definitions() is not None:
defs = o.definitions()
for o2 in uses + defs:
use_line = self.object_to_line_map[o2]
selection = QTextEdit.ExtraSelection()
selection.format.setProperty(
QTextFormat.FullWidthSelection, True)
if o2 in uses and o2 in defs:
color = "#F0F0F0"
elif o2 in uses:
color = "#F0FFF0"
elif o2 in defs:
color = "#FFF0F0"
else:
assert False
selection.format.setBackground(QBrush(QColor(color)))
text_block = self.text_edit.document(
).findBlockByLineNumber(use_line)
cursor = self.text_edit.textCursor()
cursor.setPosition(text_block.position())
selection.cursor = cursor
selection.cursor.clearSelection()
extra_selections.append(selection)
# Highlight all occurences of word under cursor.
cursor = self.text_edit.textCursor()
cursor.select(QTextCursor.WordUnderCursor)
text = cursor.selectedText()
rtext = r"\b%s\b" % QRegExp.escape(text)
if self.text_edit.textCursor().hasSelection():
text = self.text_edit.textCursor().selectedText()
rtext = QRegExp.escape(text)
regexp = QRegExp(rtext, Qt.CaseSensitive)
cursor.movePosition(QTextCursor.Start)
flags = QTextDocument.FindCaseSensitively | QTextDocument.FindWholeWords
cursor = self.text_edit.document().find(regexp, cursor, flags)
first = cursor
while cursor:
selection = QTextEdit.ExtraSelection()
selection.format.setBackground(QBrush(Qt.yellow))
selection.cursor = cursor
selection.format.setFontUnderline(True)
extra_selections.append(selection)
cursor = self.text_edit.document().find(regexp, cursor, flags)
if cursor == first: break
self.text_edit.setExtraSelections(extra_selections)
