def distance_from_end(self, tree_widget):
"""Returns a (selected, end-index) tuple based on the selection
"""
item_id, item_selected = qtutils.selected_treeitem(tree_widget)
if item_selected:
item_count = tree_widget.topLevelItemCount()
item_delta = item_count - item_id
return (item_selected, item_delta)
else:
return (item_selected, 0)
def diff_files_doubleclick(self):
"""Shows the diff for a specific file
"""
tree_widget = self.view.diff_files
id_num, selected = qtutils.selected_treeitem(tree_widget)
if not selected:
qtutils.information('Oops!', 'Please select a file to compare')
return
filename = self.model.diff_files[id_num]
self._compare_file(filename)
def update_widgets(self, left=True):
"""Updates the list of available revisions for comparison
"""
# This callback can be triggered by either the 'start'
# listwidget or the 'end' list widget. The behavior
# is identical; the only difference is the attribute names.
if left:
tree_widget = self.view.descriptions_start
revisions_param = 'revisions_start'
revision_param = 'revision_start'
else:
tree_widget = self.view.descriptions_end
revisions_param = 'revisions_end'
revision_param = 'revision_end'
# Is anything selected?
id_num, selected = qtutils.selected_treeitem(tree_widget)
if not selected:
return
# Is this a valid revision?
revisionlist = self.model.param(revisions_param)
if id_num < len(revisionlist):
revision = self.model.param(revisions_param)[id_num]
self.model.set_param(revision_param, revision)
# get the changed files list
start = self.model.revision_start
end = self.model.revision_end
files = gitcmds.changed_files(start, end)
# get the old name of any renamed files, and prune them
# from the changes list
renamed_files = gitcmds.renamed_files(start, end)
for renamed in renamed_files:
try:
files.remove(renamed)
except:
pass
# Sets the "changed files" list
self.model.set_compare_files(files)
# Updates the listwidget's icons
icon = qtutils.icon('script.png')
for idx in xrange(0, self.view.compare_files.topLevelItemCount()):
item = self.view.compare_files.topLevelItem(idx)
item.setIcon(0, icon)
# Throw the selected SHA-1 into the clipboard
qtutils.set_clipboard(self.model.param(revision_param))
def compare_selected_file(self):
"""Compares the currently selected file
"""
# When a filename was provided in the constructor then we
# simply compare that file
if self.filename:
self._compare_file(self.filename)
return
# Otherwise, use the selection to choose the compared file
tree_widget = self.view.compare_files
id_num, selected = qtutils.selected_treeitem(tree_widget)
if not selected:
qtutils.information('Oops!', 'Please select a file to compare')
return
filename = self.model.compare_files[id_num]
self._compare_file(filename)
