diff options
| author | Tavian Barnes <tavianator@tavianator.com> | 2012-12-17 16:28:23 -0500 |
|---|---|---|
| committer | Tavian Barnes <tavianator@tavianator.com> | 2012-12-17 16:36:29 -0500 |
| commit | c1c2d76ba9ec33fd94a06ba8c698d21bf4e1b774 (patch) | |
| tree | c71d7e2c2a57a499d09f2dd8baef6595291e4953 | |
| parent | 9defe68bb518bb7e4c7d6b9954a6f604191b7abd (diff) | |
| download | dimension-c1c2d76ba9ec33fd94a06ba8c698d21bf4e1b774.tar.xz | |
client: Respond to ^C right away if possible.
| -rw-r--r-- | dimension/client.py.in | 17 | ||||
| -rw-r--r-- | dimension/preview.py | 14 | ||||
| -rw-r--r-- | libdimension-python/dimension.pyx | 4 |
3 files changed, 27 insertions, 8 deletions
diff --git a/dimension/client.py.in b/dimension/client.py.in index 9f68198..b1a3c60 100644 --- a/dimension/client.py.in +++ b/dimension/client.py.in @@ -1,7 +1,7 @@ #!/usr/bin/env python3 ######################################################################### -# Copyright (C) 2011 Tavian Barnes <tavianator@tavianator.com> # +# Copyright (C) 2011-2012 Tavian Barnes <tavianator@tavianator.com> # # # # This file is part of Dimension. # # # @@ -172,7 +172,7 @@ def main(): else: print("Couldn't display preview window", file = sys.stderr) if bar is not None: - bar.join() + join_progress_bar(bar) # Write the output file export_timer = Timer() @@ -249,4 +249,15 @@ def progress_bar(str, future): def progress_bar_async(str, future): thread = threading.Thread(target = progress_bar, args = (str, future)) thread.start() - return thread + return (thread, future) + +def join_progress_bar(bar): + """Handle joining a progress bar thread in a way responsive to ^C.""" + thread = bar[0] + future = bar[1] + try: + thread.join() + except: + future.cancel() + thread.join() + raise diff --git a/dimension/preview.py b/dimension/preview.py index 868c16b..fd56123 100644 --- a/dimension/preview.py +++ b/dimension/preview.py @@ -1,7 +1,7 @@ #!/usr/bin/env python3 ######################################################################### -# Copyright (C) 2011 Tavian Barnes <tavianator@tavianator.com> # +# Copyright (C) 2011-2012 Tavian Barnes <tavianator@tavianator.com> # # # # This file is part of Dimension. # # # @@ -23,12 +23,18 @@ from PyQt4 import QtCore, QtGui, QtOpenGL class Preview(QtOpenGL.QGLWidget): """Surface that the scene is rendered to.""" - def __init__(self, parent, canvas): + def __init__(self, parent, canvas, future): QtOpenGL.QGLWidget.__init__(self, parent) self.canvas = canvas + self.future = future def paintGL(self): - self.canvas.draw_GL() + try: + self.canvas.draw_GL() + except: + self.future.cancel() + self.parent().close() + raise class PreviewWindow(QtGui.QMainWindow): """Main window for a rendering preview.""" @@ -39,7 +45,7 @@ class PreviewWindow(QtGui.QMainWindow): self.setMinimumSize(canvas.width, canvas.height) self.setMaximumSize(canvas.width, canvas.height) - self.widget = Preview(self, canvas) + self.widget = Preview(self, canvas, future) self.setCentralWidget(self.widget) self.render_timer = QtCore.QTimer(self) diff --git a/libdimension-python/dimension.pyx b/libdimension-python/dimension.pyx index abfa8eb..a50f247 100644 --- a/libdimension-python/dimension.pyx +++ b/libdimension-python/dimension.pyx @@ -1,5 +1,5 @@ ######################################################################### -# Copyright (C) 2011 Tavian Barnes <tavianator@tavianator.com> # +# Copyright (C) 2011-2012 Tavian Barnes <tavianator@tavianator.com> # # # # This file is part of The Dimension Python Module. # # # @@ -96,6 +96,8 @@ cdef class Future: return self def __exit__(self, exc_type, exc_value, traceback): if self._future != NULL: + if exc_value is not None: + self.cancel() self.join() return False |