def _init_widgets(self):
# init and place scrollbar
self.vert_scrollbar = SafeScrollbar(self, orient=tk.VERTICAL)
self.vert_scrollbar.grid(row=0, column=1, sticky=tk.NSEW)
# init and place tree
self.tree = ttk.Treeview(self, yscrollcommand=self.vert_scrollbar.set)
self.tree.grid(row=0, column=0, sticky=tk.NSEW)
self.vert_scrollbar["command"] = self.tree.yview
# set single-cell frame
self.columnconfigure(0, weight=1)
self.rowconfigure(0, weight=1)
# init tree events
self.tree.bind("<<TreeviewSelect>>", self._on_select, True)
self.tree.bind("<Map>", self._update_frame_contents, True)
# configure the only tree column
self.tree.column("#0", anchor=tk.W, stretch=True)
# self.tree.heading('#0', text='Item (type @ line)', anchor=tk.W)
self.tree["show"] = ("tree", )
self._class_img = get_workbench().get_image("outline-class")
self._method_img = get_workbench().get_image("outline-method")
def _init_widgets(self):
#init and place scrollbar
self.vert_scrollbar = SafeScrollbar(self, orient=tk.VERTICAL)
self.vert_scrollbar.grid(row=0, column=1, sticky=tk.NSEW)
#init and place tree
self.tree = ttk.Treeview(self, yscrollcommand=self.vert_scrollbar.set)
self.tree.grid(row=0, column=0, sticky=tk.NSEW)
self.vert_scrollbar['command'] = self.tree.yview
#set single-cell frame
self.columnconfigure(0, weight=1)
self.rowconfigure(0, weight=1)
#init tree events
self.tree.bind("<Double-Button-1>", self._on_double_click, "+")
#configure the only tree column
self.tree.column('#0', anchor=tk.W, stretch=True)
# self.tree.heading('#0', text='Item (type @ line)', anchor=tk.W)
self.tree['show'] = ('tree', )
self._class_img = get_workbench().get_image("class.gif")
self._method_img = get_workbench().get_image("method.gif")
class OutlineView(ttk.Frame):
def __init__(self, master):
ttk.Frame.__init__(self, master)
self._init_widgets()
self._tab_changed_binding = (
get_workbench().get_editor_notebook().bind(
"<<NotebookTabChanged>>", self._update_frame_contents, True))
get_workbench().bind("Save", self._update_frame_contents, True)
get_workbench().bind("SaveAs", self._update_frame_contents, True)
get_workbench().bind_class("Text", "<<NewLine>>",
self._update_frame_contents, True)
self._update_frame_contents()
def destroy(self):
try:
# Not sure if editor notebook is still living
get_workbench().get_editor_notebook().unbind(
"<<NotebookTabChanged>>", self._tab_changed_binding)
except Exception:
pass
self.vert_scrollbar["command"] = None
ttk.Frame.destroy(self)
def _init_widgets(self):
# init and place scrollbar
self.vert_scrollbar = SafeScrollbar(self, orient=tk.VERTICAL)
self.vert_scrollbar.grid(row=0, column=1, sticky=tk.NSEW)
# init and place tree
self.tree = ttk.Treeview(self, yscrollcommand=self.vert_scrollbar.set)
self.tree.grid(row=0, column=0, sticky=tk.NSEW)
self.vert_scrollbar["command"] = self.tree.yview
# set single-cell frame
self.columnconfigure(0, weight=1)
self.rowconfigure(0, weight=1)
# init tree events
self.tree.bind("<<TreeviewSelect>>", self._on_select, True)
self.tree.bind("<Map>", self._update_frame_contents, True)
# configure the only tree column
self.tree.column("#0", anchor=tk.W, stretch=True)
# self.tree.heading('#0', text='Item (type @ line)', anchor=tk.W)
self.tree["show"] = ("tree", )
self._class_img = get_workbench().get_image("outline-class")
self._method_img = get_workbench().get_image("outline-method")
def _update_frame_contents(self, event=None):
if not self.winfo_ismapped():
return
self._clear_tree()
editor = get_workbench().get_editor_notebook().get_current_editor()
if editor is None:
return
root = self._parse_source(editor.get_code_view().get_content())
for child in root[2]:
self._add_item_to_tree("", child)
def _parse_source(self, source):
# all nodes in format (parent, node_indent, node_children, name, type, linenumber)
root_node = (None, 0, [], None, None, None
) # name, type and linenumber not needed for root
active_node = root_node
lineno = 0
for line in source.split("\n"):
lineno += 1
m = re.match(r"[ ]*[\w]{1}", line)
if m:
indent = len(m.group(0))
while indent <= active_node[1]:
active_node = active_node[0]
t = re.match(
r"[ ]*(?P<type>(def|class){1})[ ]+(?P<name>[\w]+)", line)
if t:
current = (active_node, indent, [], t.group("name"),
t.group("type"), lineno)
active_node[2].append(current)
active_node = current
return root_node
# adds a single item to the tree, recursively calls itself to add any child nodes
def _add_item_to_tree(self, parent, item):
# create the text to be played for this item
item_type = item[4]
item_text = " " + item[3]
if item_type == "class":
image = self._class_img
elif item_type == "def":
image = self._method_img
else:
image = None
# insert the item, set lineno as a 'hidden' value
current = self.tree.insert(parent,
"end",
text=item_text,
values=item[5],
image=image)
for child in item[2]:
self._add_item_to_tree(current, child)
# clears the tree by deleting all items
def _clear_tree(self):
for child_id in self.tree.get_children():
self.tree.delete(child_id)
def _on_select(self, event):
editor = get_workbench().get_editor_notebook().get_current_editor()
if editor:
code_view = editor.get_code_view()
focus = self.tree.focus()
if not focus:
return
values = self.tree.item(focus)["values"]
if not values:
return
lineno = values[0]
index = code_view.text.index(str(lineno) + ".0")
code_view.text.see(
index) # make sure that the double-clicked item is visible
code_view.text.select_lines(lineno, lineno)
get_workbench().event_generate("OutlineDoubleClick",
item_text=self.tree.item(
self.tree.focus(),
option="text"))