def make_button(self, name, wtyp, icon=None, tooltip=None):
picon = None
if icon:
iconfile = os.path.join(self.iconpath, '%s.png' % icon)
try:
image = QImage(iconfile)
pixmap = QPixmap.fromImage(image)
picon = QIcon(pixmap)
qsize = QtCore.QSize(24, 24)
except Exception as e:
self.logger.error("Error loading icon '%s': %s" % (
iconfile, str(e)))
if wtyp == 'button':
if picon:
w = Widgets.Button()
_w = w.get_widget()
_w.setIconSize(qsize)
_w.setIcon(picon)
else:
w = Widgets.Button(name)
elif wtyp == 'toggle':
if picon:
w = Widgets.ToggleButton()
_w = w.get_widget()
_w.setIconSize(qsize)
_w.setIcon(picon)
else:
w = Widgets.ToggleButton()
return w
def insert_thumbnail(self, imgwin, thumbkey, thumbname, chname, name, path,
thumbpath, metadata, image_future):
pixmap = QPixmap.fromImage(imgwin)
imglbl = MyLabel()
imglbl.setPixmap(pixmap)
# set the load callback
imglbl.thumbs_cb = lambda: self.load_file(thumbkey, chname, name, path,
image_future)
# make a context menu
self._mk_context_menu(imglbl, thumbkey, chname, name, path,
image_future)
# make a tool tip
text = self.query_thumb(thumbkey, name, metadata)
imglbl.setToolTip(text)
widget = QtGui.QWidget()
#vbox = QtGui.QGridLayout()
vbox = QtGui.QVBoxLayout()
vbox.setContentsMargins(0, 0, 0, 0)
vbox.setSpacing(0)
widget.setLayout(vbox)
namelbl = QtGui.QLabel(thumbname)
namelbl.setAlignment(QtCore.Qt.AlignLeft)
namelbl.setAlignment(QtCore.Qt.AlignHCenter)
## vbox.addWidget(namelbl, 0, 0)
## vbox.addWidget(imglbl, 1, 0)
vbox.addWidget(namelbl, stretch=0)
vbox.addWidget(imglbl, stretch=0)
widget.setSizePolicy(QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed,
QtGui.QSizePolicy.Fixed))
bnch = Bunch.Bunch(widget=widget, image=imgwin, layout=vbox,
imglbl=imglbl, name=name, imname=name,
chname=chname, path=path, thumbpath=thumbpath,
pixmap=pixmap, image_future=image_future)
with self.thmblock:
self.thumbDict[thumbkey] = bnch
self.thumbList.append(thumbkey)
sort_order = self.settings.get('sort_order', None)
if sort_order:
self.thumbList.sort()
self.reorder_thumbs()
return
self.w.thumbs.addWidget(widget,
self.thumbRowCount, self.thumbColCount)
self.thumbColCount = (self.thumbColCount + 1) % self.thumbNumCols
if self.thumbColCount == 0:
self.thumbRowCount += 1
#self.w.thumbs.show()
# force scroll to bottom of thumbs, if checkbox is set
scrollp = self.w.auto_scroll.isChecked()
if scrollp:
self.fv.update_pending()
area = self.w.thumbs_scroll
area.verticalScrollBar().setValue(area.verticalScrollBar().maximum())
self.logger.debug("added thumb for %s" % (name))
def __init__(self, fv, fitsimage):
# superclass is common subset outside of toolkits
super(FBrowser, self).__init__(fv, fitsimage)
# Make icons
icondir = self.fv.iconpath
foldericon = os.path.join(icondir, 'folder.png')
image = QImage(foldericon)
pixmap = QPixmap.fromImage(image)
self.folderpb = QIcon(pixmap)
fileicon = os.path.join(icondir, 'file.png')
image = QImage(fileicon)
pixmap = QPixmap.fromImage(image)
self.filepb = QIcon(pixmap)
fitsicon = os.path.join(icondir, 'fits.png')
image = QImage(fitsicon)
pixmap = QPixmap.fromImage(image)
self.fitspb = QIcon(pixmap)
def make_button(self, name, wtyp, icon=None, tooltip=None):
picon = None
if icon:
iconfile = os.path.join(self.iconpath, '%s.png' % icon)
try:
image = QImage(iconfile)
pixmap = QPixmap.fromImage(image)
picon = QIcon(pixmap)
qsize = QtCore.QSize(24, 24)
except Exception, e:
self.logger.error("Error loading icon '%s': %s" % (
iconfile, str(e)))
def update_thumbnail(self, thumbkey, imgwin, name, metadata):
with self.thmblock:
try:
bnch = self.thumbDict[thumbkey]
except KeyError:
return
self.logger.debug("generating pixmap.")
pixmap = QPixmap.fromImage(imgwin)
bnch.imgwin = imgwin
bnch.pixmap = pixmap
bnch.imglbl.setPixmap(pixmap)
bnch.imglbl.repaint()
self.w.thumbs_w.update()
self.logger.debug("update finished.")
def add_action(self, text, toggle=False, iconpath=None):
child = ToolbarAction()
if iconpath:
image = QImage(iconpath)
qsize = QtCore.QSize(24, 24)
image = image.scaled(qsize)
pixmap = QPixmap.fromImage(image)
iconw = QIcon(pixmap)
action = self.widget.addAction(iconw, text,
child._cb_redirect)
else:
action = self.widget.addAction(text, child._cb_redirect)
action.setCheckable(toggle)
child.widget = action
self.add_ref(child)
return child
def configure_window(self, width, height):
self.logger.debug("window size reconfigured to %dx%d" %
(width, height))
if hasattr(self, 'scene'):
# By default, a QGraphicsView comes with a 1-pixel margin
# You will get scrollbars unless you account for this
# See http://stackoverflow.com/questions/3513788/qt-qgraphicsview-without-scrollbar
width, height = width - 2, height - 2
self.scene.setSceneRect(1, 1, width - 2, height - 2)
# If we need to build a new pixmap do it here. We allocate one
# twice as big as necessary to prevent having to reinstantiate it
# all the time. On Qt this causes unpleasant flashing in the display.
if ((self.pixmap is None) or (self.pixmap.width() < width)
or (self.pixmap.height() < height)):
pixmap = QPixmap(width * 2, height * 2)
#pixmap.fill(QColor("black"))
self.pixmap = pixmap
self.imgwin.set_pixmap(pixmap)
self.configure(width, height)
def make_cursor(iconpath, x, y):
image = QImage()
image.load(iconpath)
pm = QPixmap(image)
return QCursor(pm, x, y)
def _set_image(self, native_image):
pixmap = QPixmap.fromImage(native_image)
self.widget.setPixmap(pixmap)
def get_icon(self, icondir, filename):
iconpath = os.path.join(icondir, filename)
image = QImage(iconpath)
pixmap = QPixmap.fromImage(image)
icon = QIcon(pixmap)
return icon
