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Fix #4412 (slow coverflow)

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This commit is contained in:
Kovid Goyal 2010-01-03 17:15:05 -07:00
parent c32b3ed1c9
commit d08aaac9f9
2 changed files with 20 additions and 9 deletions
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1
src/calibre/gui2/cover_flow.py
View File

@ -66,7 +66,6 @@ if pictureflow is not None:
return self.model.cover(index)
class CoverFlow(pictureflow.PictureFlow):
def __init__(self, height=300, parent=None, text_height=25):

28
src/calibre/gui2/ui.py
View File

@ -528,17 +528,17 @@ class Main(MainWindow, Ui_MainWindow, DeviceGUI):
self.cover_flow.setVisible(False)
if not config['separate_cover_flow']:
self.library.layout().addWidget(self.cover_flow)
self.connect(self.cover_flow, SIGNAL('currentChanged(int)'),
self.sync_cf_to_listview)
self.connect(self.cover_flow, SIGNAL('itemActivated(int)'),
self.show_book_info)
#self.connect(self.cover_flow, SIGNAL('currentChanged(int)'),
# self.sync_cf_to_listview)
#self.connect(self.cover_flow, SIGNAL('itemActivated(int)'),
# self.show_book_info)
self.connect(self.status_bar.cover_flow_button,
SIGNAL('toggled(bool)'), self.toggle_cover_flow)
self.connect(self.cover_flow, SIGNAL('stop()'),
self.status_bar.cover_flow_button.toggle)
QObject.connect(self.library_view.selectionModel(),
SIGNAL('currentRowChanged(QModelIndex, QModelIndex)'),
self.sync_cf_to_listview)
#QObject.connect(self.library_view.selectionModel(),
# SIGNAL('currentRowChanged(QModelIndex, QModelIndex)'),
# self.sync_cf_to_listview)
self.db_images = DatabaseImages(self.library_view.model())
self.cover_flow.setImages(self.db_images)
else:
@ -669,6 +669,7 @@ class Main(MainWindow, Ui_MainWindow, DeviceGUI):
def toggle_cover_flow(self, show):
if config['separate_cover_flow']:
if show:
self.cover_flow.setCurrentSlide(self.library_view.currentIndex().row())
d = QDialog(self)
ah, aw = available_height(), available_width()
d.resize(int(aw/2.), ah-60)
@ -684,6 +685,11 @@ class Main(MainWindow, Ui_MainWindow, DeviceGUI):
self.uncheck_cover_button)
self.cf_dialog = d
else:
idx = self.library_view.model().index(self.cover_flow.currentSlide(), 0)
if idx.isValid():
sm = self.library_view.selectionModel()
sm.select(idx, sm.ClearAndSelect|sm.Rows)
self.library_view.setCurrentIndex(idx)
cfd = getattr(self, 'cf_dialog', None)
if cfd is not None:
self.cover_flow.setVisible(False)
@ -691,6 +697,7 @@ class Main(MainWindow, Ui_MainWindow, DeviceGUI):
self.cf_dialog = None
else:
if show:
self.cover_flow.setCurrentSlide(self.library_view.currentIndex().row())
self.library_view.setCurrentIndex(
self.library_view.currentIndex())
self.cover_flow.setVisible(True)
@ -700,8 +707,13 @@ class Main(MainWindow, Ui_MainWindow, DeviceGUI):
self.library_view.scrollTo(self.library_view.currentIndex())
else:
self.cover_flow.setVisible(False)
idx = self.library_view.model().index(self.cover_flow.currentSlide(), 0)
if idx.isValid():
sm = self.library_view.selectionModel()
sm.select(idx, sm.ClearAndSelect|sm.Rows)
self.library_view.setCurrentIndex(idx)
#self.status_bar.book_info.book_data.setMaximumHeight(1000)
self.resize(self.width(), self._calculated_available_height)
#self.resize(self.width(), self._calculated_available_height)
#self.setMaximumHeight(available_height())
def toggle_tags_view(self, show):