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Add ConsoleWidget.write(scrollToBottom) argument

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This commit is contained in:
Luke Campagnola 2018-06-20 13:02:39 -07:00
parent f2baf31d51
commit b9f6a28884
1 changed files with 22 additions and 10 deletions
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30
pyqtgraph/console/Console.py
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@ -101,7 +101,6 @@ class ConsoleWidget(QtGui.QWidget):
pickle.dump(open(self.historyFile, 'wb'), history) pickle.dump(open(self.historyFile, 'wb'), history)
def runCmd(self, cmd): def runCmd(self, cmd):
#cmd = str(self.input.lastCmd)
self.stdout = sys.stdout self.stdout = sys.stdout
self.stderr = sys.stderr self.stderr = sys.stderr
encCmd = re.sub(r'>', '&gt;', re.sub(r'<', '&lt;', cmd)) encCmd = re.sub(r'>', '&gt;', re.sub(r'<', '&lt;', cmd))
@ -114,22 +113,20 @@ class ConsoleWidget(QtGui.QWidget):
sys.stdout = self sys.stdout = self
sys.stderr = self sys.stderr = self
if self.multiline is not None: if self.multiline is not None:
self.write("<br><b>%s</b>\n"%encCmd, html=True) self.write("<br><b>%s</b>\n"%encCmd, html=True, scrollToBottom=True)
self.execMulti(cmd) self.execMulti(cmd)
else: else:
self.write("<br><div style='background-color: #CCF; color: black'><b>%s</b>\n"%encCmd, html=True) self.write("<br><div style='background-color: #CCF; color: black'><b>%s</b>\n"%encCmd, html=True, scrollToBottom=True)
self.inCmd = True self.inCmd = True
self.execSingle(cmd) self.execSingle(cmd)
if not self.inCmd: if not self.inCmd:
self.write("</div>\n", html=True) self.write("</div>\n", html=True, scrollToBottom=True)
finally: finally:
sys.stdout = self.stdout sys.stdout = self.stdout
sys.stderr = self.stderr sys.stderr = self.stderr
sb = self.output.verticalScrollBar()
sb.setValue(sb.maximum())
sb = self.ui.historyList.verticalScrollBar() sb = self.ui.historyList.verticalScrollBar()
sb.setValue(sb.maximum()) sb.setValue(sb.maximum())
@ -201,11 +198,23 @@ class ConsoleWidget(QtGui.QWidget):
self.displayException() self.displayException()
self.multiline = None self.multiline = None
def write(self, strn, html=False): def write(self, strn, html=False, scrollToBottom='auto'):
"""Write a string into the console.
If scrollToBottom is 'auto', then the console is automatically scrolled
to fit the new text only if it was already at the bottom.
"""
isGuiThread = QtCore.QThread.currentThread() == QtCore.QCoreApplication.instance().thread() isGuiThread = QtCore.QThread.currentThread() == QtCore.QCoreApplication.instance().thread()
if not isGuiThread: if not isGuiThread:
self.stdout.write(strn) self.stdout.write(strn)
return return
sb = self.output.verticalScrollBar()
scroll = sb.value()
if scrollToBottom == 'auto':
atBottom = scroll == sb.maximum()
scrollToBottom = atBottom
self.output.moveCursor(QtGui.QTextCursor.End) self.output.moveCursor(QtGui.QTextCursor.End)
if html: if html:
self.output.textCursor().insertHtml(strn) self.output.textCursor().insertHtml(strn)
@ -213,9 +222,12 @@ class ConsoleWidget(QtGui.QWidget):
if self.inCmd: if self.inCmd:
self.inCmd = False self.inCmd = False
self.output.textCursor().insertHtml("</div><br><div style='font-weight: normal; background-color: #FFF; color: black'>") self.output.textCursor().insertHtml("</div><br><div style='font-weight: normal; background-color: #FFF; color: black'>")
#self.stdout.write("</div><br><div style='font-weight: normal; background-color: #FFF;'>")
self.output.insertPlainText(strn) self.output.insertPlainText(strn)
#self.stdout.write(strn)
if scrollToBottom:
sb.setValue(sb.maximum())
else:
sb.setValue(scroll)
def displayException(self): def displayException(self):
""" """