From 7f9c849f063d041fe5124e91f3444e2653dd9fb0 Mon Sep 17 00:00:00 2001 From: cgohlke Date: Fri, 29 Jun 2012 18:31:19 -0700 Subject: [PATCH] Fix embedding_in_qt4_wtoolbar.py on Python 3 --- .../embedding_in_qt4_wtoolbar.py | 20 +++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-) diff --git a/examples/user_interfaces/embedding_in_qt4_wtoolbar.py b/examples/user_interfaces/embedding_in_qt4_wtoolbar.py index 37e84a8d177c..6a50eaa88a61 100644 --- a/examples/user_interfaces/embedding_in_qt4_wtoolbar.py +++ b/examples/user_interfaces/embedding_in_qt4_wtoolbar.py @@ -1,13 +1,16 @@ +from __future__ import print_function + import sys + import numpy as np from matplotlib.figure import Figure -from matplotlib.backend_bases import FigureManagerBase, key_press_handler +from matplotlib.backend_bases import key_press_handler +from matplotlib.backends.backend_qt4agg import ( + FigureCanvasQTAgg as FigureCanvas, + NavigationToolbar2QTAgg as NavigationToolbar) from PyQt4.QtCore import * from PyQt4.QtGui import * -from matplotlib.backends.backend_qt4agg import FigureCanvasQTAgg as FigureCanvas -from matplotlib.backends.backend_qt4agg import NavigationToolbar2QTAgg as NavigationToolbar - class AppForm(QMainWindow): def __init__(self, parent=None): @@ -23,7 +26,7 @@ def create_main_frame(self): self.fig = Figure((5.0, 4.0), dpi=100) self.canvas = FigureCanvas(self.fig) self.canvas.setParent(self.main_frame) - self.canvas.setFocusPolicy( Qt.StrongFocus ) + self.canvas.setFocusPolicy(Qt.StrongFocus) self.canvas.setFocus() self.mpl_toolbar = NavigationToolbar(self.canvas, self.main_frame) @@ -31,13 +34,13 @@ def create_main_frame(self): self.canvas.mpl_connect('key_press_event', self.on_key_press) vbox = QVBoxLayout() - vbox.addWidget(self.canvas) # the matplotlib canvas + vbox.addWidget(self.canvas) # the matplotlib canvas vbox.addWidget(self.mpl_toolbar) self.main_frame.setLayout(vbox) self.setCentralWidget(self.main_frame) def get_data2(self): - return np.arange(20).reshape([4,5]).copy() + return np.arange(20).reshape([4, 5]).copy() def on_draw(self): self.fig.clear() @@ -48,11 +51,12 @@ def on_draw(self): self.canvas.draw() def on_key_press(self, event): - print 'you pressed', event.key + print('you pressed', event.key) # implement the default mpl key press events described at # http://matplotlib.sourceforge.net/users/navigation_toolbar.html#navigation-keyboard-shortcuts key_press_handler(event, self.canvas, self.mpl_toolbar) + def main(): app = QApplication(sys.argv) form = AppForm()