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MediaItem cleanups

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This commit is contained in:
Jon Tibble 2011-02-03 23:25:52 +00:00
parent a2994fb7d7
commit d029fb81a7
2 changed files with 28 additions and 23 deletions
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41
openlp/core/lib/mediamanageritem.py
View File

@ -366,33 +366,34 @@ class MediaManagerItem(QtGui.QWidget):
count += 1
return filelist
def validate(self, file, thumb):
def validate(self, image, thumb):
"""
Validates to see if the file still exists or thumbnail is up to date
Validates whether an image still exists and, if it does, is the
thumbnail representation of the image up to date.
"""
if not os.path.exists(file):
if not os.path.exists(image):
return False
if os.path.exists(thumb):
filedate = os.stat(file).st_mtime
thumbdate = os.stat(thumb).st_mtime
# if file updated rebuild icon
if filedate > thumbdate:
self.iconFromFile(file, thumb)
imageDate = os.stat(image).st_mtime
thumbDate = os.stat(thumb).st_mtime
# If image has been updated rebuild icon
if imageDate > thumbDate:
self.iconFromFile(image, thumb)
else:
self.iconFromFile(file, thumb)
self.iconFromFile(image, thumb)
return True
def iconFromFile(self, file, thumb):
def iconFromFile(self, image, thumb):
"""
Create a thumbnail icon from a given file
Create a thumbnail icon from a given image.
``file``
The file to create the icon from
``image``
The image file to create the icon from.
``thumb``
The filename to save the thumbnail to
"""
icon = build_icon(unicode(file))
icon = build_icon(unicode(image))
pixmap = icon.pixmap(QtCore.QSize(88, 50))
ext = os.path.splitext(thumb)[1].lower()
pixmap.save(thumb, ext[1:])
@ -403,12 +404,16 @@ class MediaManagerItem(QtGui.QWidget):
u'defined by the plugin')
def onNewClick(self):
raise NotImplementedError(u'MediaManagerItem.onNewClick needs to be '
u'defined by the plugin')
"""
Hook for plugins to define behaviour for adding new items.
"""
pass
def onEditClick(self):
raise NotImplementedError(u'MediaManagerItem.onEditClick needs to be '
u'defined by the plugin')
"""
Hook for plugins to define behaviour for editing items.
"""
pass
def onDeleteClick(self):
raise NotImplementedError(u'MediaManagerItem.onDeleteClick needs to '

10
openlp/plugins/images/lib/mediaitem.py
View File

@ -123,19 +123,19 @@ class ImageMediaItem(MediaManagerItem):
self.settingsSection, self.getFileList())
def loadList(self, list):
for file in list:
filename = os.path.split(unicode(file))[1]
for imageFile in list:
filename = os.path.split(unicode(imageFile))[1]
thumb = os.path.join(self.servicePath, filename)
if os.path.exists(thumb):
if self.validate(file, thumb):
if self.validate(imageFile, thumb):
icon = build_icon(thumb)
else:
icon = build_icon(u':/general/general_delete.png')
else:
icon = self.iconFromFile(file, thumb)
icon = self.iconFromFile(imageFile, thumb)
item_name = QtGui.QListWidgetItem(filename)
item_name.setIcon(icon)
item_name.setData(QtCore.Qt.UserRole, QtCore.QVariant(file))
item_name.setData(QtCore.Qt.UserRole, QtCore.QVariant(imageFile))
self.listView.addItem(item_name)
def generateSlideData(self, service_item, item=None, xmlVersion=False):