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Keep line selection when changing filter model

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This commit is contained in:
René Stadler 2007-11-29 17:28:35 +02:00 committed by Stefan Sauer
parent 3081d6256d
commit 1e0c5215d2
1 changed files with 33 additions and 3 deletions
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36
debug-viewer/GstDebugViewer/GUI.py
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@ -389,6 +389,10 @@ class FilteredLogModel (LogModelBase):
return line_index # FIXME
def from_parent_line_index (self, parent_line_index):
return parent_line_index
class Filter (object):
pass
@ -441,6 +445,15 @@ class RangeFilteredLogModel (FilteredLogModel):
return line_index + start_index
def from_parent_line_index (self, li):
start, end = self.line_index_range
if li < start or li > end:
raise IndexError ("not in range")
return li - start
class DebugLevelFilter (Filter):
def __init__ (self, debug_level):
@ -1319,6 +1332,23 @@ class Window (object):
self.logger.debug ("requesting close from app")
self.app.close_window (self)
def change_model (self, model):
previous_model = self.log_view.props.model
if previous_model:
line_index = self.get_active_line_index ()
selected_index = previous_model.parent_line_index (line_index)
self.log_view.props.model = model
try:
select_index = model.from_parent_line_index (selected_index)
except IndexError:
# Filtered out.
pass
else:
sel = self.log_view.get_selection ()
sel.select_path ((select_index,))
def handle_window_delete_event (self, window, event):
self.actions.close_window.activate ()
@ -1379,7 +1409,7 @@ class Window (object):
self.log_filter = RangeFilteredLogModel (self.log_model)
self.log_filter.set_range (first_index, last_index + 1)
self.log_view.props.model = self.log_filter
self.change_model (self.log_filter)
self.actions.show_hidden_lines.props.sensitive = True
def handle_hide_before_line_action_activate (self, action):
@ -1398,14 +1428,14 @@ class Window (object):
self.log_filter = RangeFilteredLogModel (self.log_model)
self.log_filter.set_range (first_index, last_index)
self.log_view.props.model = self.log_filter
self.change_model (self.log_filter)
self.actions.show_hidden_lines.props.sensitive = True
def handle_show_hidden_lines_action_activate (self, action):
self.logger.info ("restoring model filter to show all lines")
self.log_filter = FilteredLogModel (self.log_model)
self.log_view.props.model = self.log_filter
self.change_model (self.log_filter)
self.actions.show_hidden_lines.props.sensitive = False
def handle_edit_copy_line_action_activate (self, action):