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#!/usr/bin/env python |
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|
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import gi |
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gi.require_version('Gtk', '3.0') |
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from gi.repository import Gtk |
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|
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class Browser: |
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def make_row( self, piter, name, value ): |
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info = repr(value) |
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if not hasattr(value, "__dict__"): |
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if len(info) > 80: |
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# it's a big list, or dict etc. |
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info = info[:80] + "..." |
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_piter = self.treestore.append( piter, [ name, type(value).__name__, info ] ) |
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return _piter |
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|
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def make_instance( self, value, piter ): |
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if hasattr( value, "__dict__" ): |
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for _name, _value in value.__dict__.items(): |
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_piter = self.make_row( piter, "."+_name, _value ) |
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_path = self.treestore.get_path( _piter ) |
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self.otank[ _path.to_string() ] = (_name, _value) |
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|
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def make_mapping( self, value, piter ): |
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keys = [] |
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if hasattr( value, "iteritems"): |
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for k,v in value.iteritems(): |
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_name = "[%s]"%str(k) |
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_piter = self.make_row( piter, _name, v ) |
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_path = self.treestore.get_path( _piter ) |
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self.otank[_path.to_string()] = (_name, v) |
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return |
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elif hasattr(value,'__getitem__') and hasattr(value,'__len__') and len(value) > 1: |
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keys = range(len(value)) |
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elif hasattr(value,"__iter__"): |
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# handle 'set' objects... |
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for v in value: |
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_name = "..." |
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_piter = self.make_row(piter,_name, v) |
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_path = self.treestore.get_path(_piter) |
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self.otank[_path.to_string()] = (_name,v) |
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return |
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|
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for key in keys: |
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_name = "[%s]"%str(key) |
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_piter = self.make_row( piter, _name, value[key] ) |
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_path = self.treestore.get_path( _piter ) |
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self.otank[_path.to_string()] = (_name, value[key]) |
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|
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def make(self, name=None, value=None, path=None, depth=1): |
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if path is None: |
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# make root node |
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piter = self.make_row( None, name, value ) |
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path = self.treestore.get_path( piter ) |
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self.otank[path.to_string()] = (name, value) |
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else: |
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name, value = self.otank[path.to_string()] |
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|
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piter = self.treestore.get_iter( path ) |
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if not self.treestore.iter_has_child( piter ): |
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self.make_mapping( value, piter ) |
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self.make_instance( value, piter ) |
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|
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if depth: |
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for i in range( self.treestore.iter_n_children( piter ) ): |
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tmp_path = path.copy() |
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tmp_path.append_index(i) |
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self.make( path = tmp_path, depth = depth - 1 ) |
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|
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def row_expanded( self, treeview, piter, path ): |
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self.make( path = path ) |
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|
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def delete_event(self, widget, event, data=None): |
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if self.quit: |
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Gtk.main_quit() |
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return False |
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|
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def __init__(self, name, value, quit=False): |
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self.window = Gtk.Window(Gtk.WindowType.TOPLEVEL) |
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self.window.set_title("Browser") |
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self.window.set_size_request(512, 320) |
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self.window.connect("delete_event", self.delete_event) |
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self.quit = quit |
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|
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# we will store the name, the type name, and the repr |
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columns = [str,str,str] |
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self.treestore = Gtk.TreeStore(*columns) |
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|
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# the otank tells us what object we put at each node in the tree |
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self.otank = {} # map path -> (name,value) |
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self.make( name, value ) |
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|
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self.treeview = Gtk.TreeView(self.treestore) |
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self.treeview.connect("row-expanded", self.row_expanded ) |
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|
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self.tvcolumns = [ Gtk.TreeViewColumn() for _type in columns ] |
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i = 0 |
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for tvcolumn in self.tvcolumns: |
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self.treeview.append_column(tvcolumn) |
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cell = Gtk.CellRendererText() |
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tvcolumn.pack_start(cell, True) |
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tvcolumn.add_attribute(cell, 'text', i) |
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i = i + 1 |
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|
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view = Gtk.ScrolledWindow() |
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view.add_with_viewport(self.treeview) |
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self.window.add(view) |
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#self.window.add(self.treeview) |
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self.window.show_all() |
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|
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|
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def dump( name, value ): |
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browser = Browser(name, value, quit=True) |
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Gtk.main() |
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|
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def test(): |
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class Nil: |
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pass |
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a = Nil() |
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b = Nil() |
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c = Nil() |
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d = Nil() |
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a.b=b |
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a.x=set([3,4,5]) |
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b.c=c |
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c.d=d |
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d.a=a # circular chain |
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dump( "a", a ) |
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|
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if __name__ == "__main__": |
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test() |
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