class CppEditor(QsciScintilla): ''' classdocs ''' def __init__(self, parent=None, fileName=None, readOnlyFiles=[]): ''' Constructor ''' super(CppEditor, self).__init__(parent) self.parent = parent self.roFiles = readOnlyFiles self.setAcceptDrops(False) # drag&drop is on its parent # Set the default font font = QtGui.QFont() font.setFamily('Courier') font.setFixedPitch(True) font.setPointSize(10) self.setFont(font) self.setMarginsFont(font) # C/C++ lexer self.lexer = QsciLexerCPP(self, True) self.lexer.setDefaultFont(font) self.libraryAPIs = QsciAPIs(QsciLexerCPP(self, True)) self.setLexer(self.lexer) self.SendScintilla(QsciScintilla.SCI_STYLESETFONT, 1, 'Courier') # Auto-indent self.setTabWidth(4) #self.setIndentationsUseTabs(False) self.setAutoIndent(True) # Current line visible with special background color self.setCaretLineVisible(True) self.setCaretLineBackgroundColor(QtGui.QColor("#ffe4e4")) # Enable brace matching self.setBraceMatching(QsciScintilla.SloppyBraceMatch) # Enable folding visual- use boxes self.setFolding(QsciScintilla.BoxedTreeFoldStyle) # show line numbers fontmetrics = QtGui.QFontMetrics(font) self.setMarginsFont(font) self.setMarginWidth(0, fontmetrics.width("00000") + 4) self.setMarginLineNumbers(0, True) self.setMarginsBackgroundColor(QtGui.QColor("#ccccee")) # not too small self.setMinimumSize(400, 200) # set the length of the string before the editor tries to auto-complete self.setAutoCompletionThreshold(3) # tell the editor we are using a QsciAPI for the auto-completion self.setAutoCompletionSource(QsciScintilla.AcsAPIs) # removed remaining right side characters from the current cursor self.setAutoCompletionReplaceWord(True) # "CTRL+Space" autocomplete self.shortcut_ctrl_space = QtGui.QShortcut( QtGui.QKeySequence("Ctrl+Space"), self) self.connect(self.shortcut_ctrl_space, QtCore.SIGNAL('activated()'), self.autoCompleteFromAll) if fileName: self.curFile = fileName self.loadFile(fileName) self.isUntitled = False else: self.curFile = PROJECT_NONAME + USER_CODE_EXT self.setText(__default_content__) self.isUntitled = True self.updateApiKeywords() self.isModified = False self.connect(self, QtCore.SIGNAL('textChanged()'), self.onTextChanged) def onTextChanged(self): self.isModified = True self.parent.onChildContentChanged() def loadFile(self, fileName): qfile = QtCore.QFile(fileName) if not qfile.open(QtCore.QFile.ReadOnly | QtCore.QFile.Text): QtGui.QMessageBox.warning( self, PROJECT_ALIAS, "Cannot read file %s:\n%s." % (fileName, qfile.errorString())) return False ret = True try: # workaround for OS X QFile.readAll() f = open(qfile.fileName(), 'r') self.clear() for line in f.readlines(): self.append(line) except: QtGui.QMessageBox.warning(self, PROJECT_ALIAS, "failed to read %s." % fileName) ret = False finally: f.close() qfile.close() return ret def saveFile(self, fileName): if str(fileName).find(' ') >= 0: QtGui.QMessageBox.warning( self, PROJECT_ALIAS, 'File path "%s" contains space(s). Please save to a valid location.' % fileName) return None qfile = QtCore.QFile(fileName) if not qfile.open(QtCore.QFile.WriteOnly | QtCore.QFile.Text): QtGui.QMessageBox.warning( self, PROJECT_ALIAS, "Cannot write file %s:\n%s." % (fileName, qfile.errorString())) return None try: qfile.writeData(self.text()) except: QtGui.QMessageBox.warning(self, PROJECT_ALIAS, "Failed to save %s." % fileName) qfile.close() return None qfile.close() self.curFile = fileName self.isUntitled = False self.isModified = False return fileName def saveAs(self): fileName = QtGui.QFileDialog.getSaveFileName( self, "Save As", self.curFile, PROJECT_ALIAS + " (*" + USER_CODE_EXT + ");;" + "C source (*.c);;C++ source (*.cpp);;Text File (*.txt);;All files (*.*)" ) if not fileName: return None return self.saveFile(fileName) def save(self): f1 = os.path.abspath(self.curFile) for fname in self.roFiles: if f1 == os.path.abspath(fname): # same file if QtGui.QMessageBox.question(self.parent, "Project is read-only", "This project is marked as \"read-only\".\n" + \ "Please click \"Cancel\" and save this to another location.\n\n" + \ "Continue saving the current project anyway?", "OK", "Cancel"): return None #return self.saveAs() return self.saveFile(self.curFile) if self.isUntitled: return self.saveAs() else: return self.saveFile(self.curFile) def currentFile(self): return self.curFile def modified(self): return self.isModified def updateApiKeywords(self): self.libraryAPIs.clear() self.apiKeywords = self.parent.getDefaultKeywords() headerfiles = [] for line in range(self.lines()): txt = str(self.text(line)).strip() if txt.find('int') == 0: # e.g. reached "int main()" break elif txt.find('#include') == 0: txt = ''.join(txt.split()) temp = txt[len('#includes') - 1:] header = temp[1:-1] # get the header file hfile = os.path.join('libraries', header[:-2], header) if os.path.isfile(hfile): if not (hfile in headerfiles): headerfiles.append(hfile) if len(headerfiles): #print 'parsing: ', headerfiles self.apiKeywords += getLibraryKeywords(headerfiles) #self.apiKeywords = list(set(self.apiKeywords)) # remove duplicates for keyword in self.apiKeywords: self.libraryAPIs.add(keyword) self.libraryAPIs.prepare() self.lexer.setAPIs(self.libraryAPIs) def insertIncludeDirective(self, library=''): directive = '#include <' + library + '.h>\r\n' insert_pos = 0 found_inc = False for line in range(self.lines()): txt = str(self.text(line)).strip() if txt.find('int') == 0: # e.g. reached "int main()" insert_pos = line - 1 break elif txt.find('#include') == 0: found_inc = True elif found_inc: insert_pos = line break if insert_pos < 0 or insert_pos >= self.lines(): insert_pos = 0 self.insertAt(directive, insert_pos, 0) self.updateApiKeywords()
class CppEditor(QsciScintilla): ''' classdocs ''' def __init__(self, parent=None, fileName=None, readOnlyFiles=[]): ''' Constructor ''' super(CppEditor, self).__init__(parent) self.parent = parent self.roFiles = readOnlyFiles self.setAcceptDrops(False) # drag&drop is on its parent # Set the default font font = QtGui.QFont() font.setFamily('Courier') font.setFixedPitch(True) font.setPointSize(10) self.setFont(font) self.setMarginsFont(font) # C/C++ lexer self.lexer = QsciLexerCPP(self, True) self.lexer.setDefaultFont(font) self.libraryAPIs = QsciAPIs(QsciLexerCPP(self,True)) self.setLexer(self.lexer) self.SendScintilla(QsciScintilla.SCI_STYLESETFONT, 1, 'Courier') # Auto-indent self.setTabWidth(4) #self.setIndentationsUseTabs(False) self.setAutoIndent(True) # Current line visible with special background color self.setCaretLineVisible(True) self.setCaretLineBackgroundColor(QtGui.QColor("#ffe4e4")) # Enable brace matching self.setBraceMatching(QsciScintilla.SloppyBraceMatch) # Enable folding visual- use boxes self.setFolding(QsciScintilla.BoxedTreeFoldStyle) # show line numbers fontmetrics = QtGui.QFontMetrics(font) self.setMarginsFont(font) self.setMarginWidth(0, fontmetrics.width("00000") + 4) self.setMarginLineNumbers(0, True) self.setMarginsBackgroundColor(QtGui.QColor("#ccccee")) # not too small self.setMinimumSize(400, 200) # set the length of the string before the editor tries to auto-complete self.setAutoCompletionThreshold(3) # tell the editor we are using a QsciAPI for the auto-completion self.setAutoCompletionSource(QsciScintilla.AcsAPIs) # removed remaining right side characters from the current cursor self.setAutoCompletionReplaceWord(True) # "CTRL+Space" autocomplete self.shortcut_ctrl_space = QtGui.QShortcut(QtGui.QKeySequence("Ctrl+Space"), self) self.connect(self.shortcut_ctrl_space, QtCore.SIGNAL('activated()'), self.autoCompleteFromAll) if fileName: self.curFile = fileName self.loadFile(fileName) self.isUntitled = False else: self.curFile = PROJECT_NONAME + USER_CODE_EXT self.setText( __default_content__ ) self.isUntitled = True self.updateApiKeywords() self.isModified = False self.connect(self, QtCore.SIGNAL('textChanged()'), self.onTextChanged ) def onTextChanged(self): self.isModified = True self.parent.onChildContentChanged() def loadFile(self, fileName): qfile = QtCore.QFile(fileName) if not qfile.open(QtCore.QFile.ReadOnly | QtCore.QFile.Text): QtGui.QMessageBox.warning(self, PROJECT_ALIAS, "Cannot read file %s:\n%s." % (fileName, qfile.errorString())) return False ret = True try: # workaround for OS X QFile.readAll() f = open(qfile.fileName(), 'r') self.clear() for line in f.readlines(): self.append(line) except: QtGui.QMessageBox.warning(self, PROJECT_ALIAS, "failed to read %s." % fileName ) ret = False finally: f.close() qfile.close() return ret def saveFile(self, fileName): if str(fileName).find(' ')>=0: QtGui.QMessageBox.warning(self, PROJECT_ALIAS, 'File path "%s" contains space(s). Please save to a valid location.'%fileName) return None qfile = QtCore.QFile(fileName) if not qfile.open(QtCore.QFile.WriteOnly | QtCore.QFile.Text): QtGui.QMessageBox.warning(self, PROJECT_ALIAS, "Cannot write file %s:\n%s." % (fileName, qfile.errorString())) return None try: qfile.writeData(self.text()) except: QtGui.QMessageBox.warning(self, PROJECT_ALIAS, "Failed to save %s." % fileName ) qfile.close() return None qfile.close() self.curFile = fileName self.isUntitled = False self.isModified = False return fileName def saveAs(self): fileName = QtGui.QFileDialog.getSaveFileName(self, "Save As", self.curFile, PROJECT_ALIAS + " (*" + USER_CODE_EXT + ");;" + "C source (*.c);;C++ source (*.cpp);;Text File (*.txt);;All files (*.*)" ) if not fileName: return None return self.saveFile(fileName) def save(self): f1 = os.path.abspath(self.curFile) for fname in self.roFiles: if f1 == os.path.abspath(fname): # same file if QtGui.QMessageBox.question(self.parent, "Project is read-only", "This project is marked as \"read-only\".\n" + \ "Please click \"Cancel\" and save this to another location.\n\n" + \ "Continue saving the current project anyway?", "OK", "Cancel"): return None #return self.saveAs() return self.saveFile(self.curFile) if self.isUntitled: return self.saveAs() else: return self.saveFile(self.curFile) def currentFile(self): return self.curFile def modified(self): return self.isModified def updateApiKeywords(self): self.libraryAPIs.clear() self.apiKeywords = self.parent.getDefaultKeywords() headerfiles = [] for line in range(self.lines()): txt = str(self.text(line)).strip() if txt.find('int') == 0: # e.g. reached "int main()" break elif txt.find('#include') == 0: txt = ''.join(txt.split()) temp = txt[len('#includes')-1 : ] header = temp[1:-1] # get the header file hfile = os.path.join('libraries', header[:-2], header) if os.path.isfile(hfile): if not (hfile in headerfiles): headerfiles.append( hfile ) if len( headerfiles ): #print 'parsing: ', headerfiles self.apiKeywords += getLibraryKeywords( headerfiles ) #self.apiKeywords = list(set(self.apiKeywords)) # remove duplicates for keyword in self.apiKeywords: self.libraryAPIs.add( keyword ) self.libraryAPIs.prepare() self.lexer.setAPIs(self.libraryAPIs) def insertIncludeDirective(self, library=''): directive = '#include <' + library + '.h>\r\n' insert_pos = 0 found_inc = False for line in range(self.lines()): txt = str(self.text(line)).strip() if txt.find('int') == 0: # e.g. reached "int main()" insert_pos = line - 1 break elif txt.find('#include') == 0: found_inc = True elif found_inc: insert_pos = line break if insert_pos < 0 or insert_pos >= self.lines(): insert_pos = 0 self.insertAt(directive, insert_pos, 0) self.updateApiKeywords()