def do_test(self):
selections = []
self.match_locs = []
if self.regex_valid():
text = unicode(self.preview.toPlainText())
regex = unicode(self.regex.text())
cursor = QTextCursor(self.preview.document())
extsel = QTextEdit.ExtraSelection()
extsel.cursor = cursor
extsel.format.setBackground(QBrush(Qt.yellow))
try:
for match in re.finditer(regex, text):
es = QTextEdit.ExtraSelection(extsel)
es.cursor.setPosition(match.start(),
QTextCursor.MoveAnchor)
es.cursor.setPosition(match.end(), QTextCursor.KeepAnchor)
selections.append(es)
self.match_locs.append((match.start(), match.end()))
except:
pass
self.preview.setExtraSelections(selections)
if self.match_locs:
self.next.setEnabled(True)
self.previous.setEnabled(True)
self.occurrences.setText(str(len(self.match_locs)))
def add_tag(tag):
a = QTextEdit.ExtraSelection()
a.cursor, a.format = editor.textCursor(), editor.match_paren_format
a.cursor.setPosition(tag.start_block.position() + tag.start_offset)
a.cursor.setPosition(tag.end_block.position() + tag.end_offset + 1,
a.cursor.KeepAnchor)
ans.append(a)
def highlight(self):
hi_selection = QTextEdit.ExtraSelection()
hi_selection.format.setBackground(self.palette().alternateBase())
hi_selection.format.setProperty(QTextFormat.FullWidthSelection, True)
hi_selection.cursor = self.textCursor()
hi_selection.cursor.clearSelection()
self.setExtraSelections([hi_selection])
def mark_selected_text(self):
sel = QTextEdit.ExtraSelection()
sel.format.setBackground(self.highlight_color)
sel.cursor = self.textCursor()
if sel.cursor.hasSelection():
self.current_search_mark = sel
c = self.textCursor()
c.clearSelection()
self.setTextCursor(c)
else:
self.current_search_mark = None
self.update_extra_selections()
def highlight_cursor_line(self):
sel = QTextEdit.ExtraSelection()
sel.format.setBackground(self.palette().alternateBase())
sel.format.setProperty(QTextFormat.FullWidthSelection, True)
sel.cursor = self.textCursor()
sel.cursor.clearSelection()
self.current_cursor_line = sel
self.update_extra_selections()
# Update the cursor line's line number in the line number area
try:
self.line_number_area.update(0, self.last_current_lnum[0], self.line_number_area.width(), self.last_current_lnum[1])
except AttributeError:
pass
block = self.textCursor().block()
top = int(self.blockBoundingGeometry(block).translated(self.contentOffset()).top())
height = int(self.blockBoundingRect(block).height())
self.line_number_area.update(0, top, self.line_number_area.width(), height)
def add_tag(tag):
a = QTextEdit.ExtraSelection()
a.cursor, a.format = editor.textCursor(), editor.match_paren_format
a.cursor.setPosition(
tag.start_block.position()), a.cursor.movePosition(
a.cursor.EndOfBlock, a.cursor.KeepAnchor)
text = unicode(a.cursor.selectedText())
start_pos = utf16_length(text[:tag.start_offset])
a.cursor.setPosition(
tag.end_block.position()), a.cursor.movePosition(
a.cursor.EndOfBlock, a.cursor.KeepAnchor)
text = unicode(a.cursor.selectedText())
end_pos = utf16_length(text[:tag.end_offset + 1])
a.cursor.setPosition(tag.start_block.position() + start_pos)
a.cursor.setPosition(tag.end_block.position() + end_pos,
a.cursor.KeepAnchor)
ans.append(a)
