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Change model design to be more filter friendly

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This commit is contained in:
René Stadler 2007-11-14 16:56:35 +02:00 committed by Stefan Sauer
parent 805629cc35
commit 9619daa316
1 changed files with 10 additions and 9 deletions
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19
debug-viewer/GstDebugViewer/GUI.py
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@ -92,10 +92,13 @@ class LogModelBase (gtk.GenericTreeModel):
def on_get_iter (self, path): def on_get_iter (self, path):
if len (path) > 1: if len (path) > 1:
raise ValueError ("flat model") return None
line_index = path[0] line_index = path[0]
if line_index > len (self.line_offsets) - 1:
return None
return line_index return line_index
def on_get_path (self, line_index): def on_get_path (self, line_index):
@ -114,7 +117,7 @@ class LogModelBase (gtk.GenericTreeModel):
def on_iter_next (self, line_index): def on_iter_next (self, line_index):
if line_index > len (self.line_offsets) - 1: if line_index >= len (self.line_offsets) - 1:
return None return None
else: else:
return line_index + 1 return line_index + 1
@ -123,7 +126,7 @@ class LogModelBase (gtk.GenericTreeModel):
return self.on_iter_nth_child (parent, 0) return self.on_iter_nth_child (parent, 0)
def on_iter_has_child (self, line_index): def on_iter_has_child (self, rowref):
return False return False
@ -227,14 +230,11 @@ class FilteredLogModel (LogModelBase):
LogModelBase.__init__ (self) LogModelBase.__init__ (self)
self.parent_model = lazy_log_model self.parent_model = lazy_log_model
self.ensure_cached = lazy_log_model.ensure_cached
self.line_offsets = []
self.line_cache = lazy_log_model.line_cache self.line_cache = lazy_log_model.line_cache
def ensure_cached (self, line_index): self.line_offsets += lazy_log_model.line_offsets
line_offset = self.line_offsets[line_index]
self.parent_model.ensure_cached (line_offset)
# Sync with gst-inspector! # Sync with gst-inspector!
class Column (object): class Column (object):
@ -985,7 +985,8 @@ class Window (object):
sentinel () sentinel ()
def idle_set (): def idle_set ():
self.log_view.props.model = self.log_model #self.log_view.props.model = self.log_model
self.log_view.props.model = FilteredLogModel (self.log_model)
return False return False
gobject.idle_add (idle_set) gobject.idle_add (idle_set)