Add layout save and load of active term for tabs, remember active term on switching tabs, plus more. Too inter-dependant to split into smaller commits.

terminatorlib/container.py

@@ -275,16 +275,19 @@ the %s will also close all terminals within it.') % (reqtype, reqtype))
 
         if mytype == 'Notebook':
             labels = []
+            last_active_term = []
             for tabnum in xrange(0, self.get_n_pages()):
                 page = self.get_nth_page(tabnum)
                 label = self.get_tab_label(page)
                 labels.append(label.get_custom_label())
+                last_active_term.append(self.last_active_term[self.get_nth_page(tabnum)])
             layout['labels'] = labels
+            layout['last_active_term'] = last_active_term
             layout['active_page'] = self.get_current_page()
         else:
             if hasattr(self, 'last_active_term') and self.last_active_term is not None:
                 layout['last_active_term'] = self.last_active_term
-        
+
         if mytype == 'Window':
             if self.uuid == self.terminator.last_active_window:
                 layout['last_active_window'] = True

terminatorlib/notebook.py

@@ -12,11 +12,14 @@ from factory import Factory
 from container import Container
 from editablelabel import EditableLabel
 from translation import _
-from util import err, dbg, enumerate_descendants
+from util import err, dbg, enumerate_descendants, make_uuid
 
 class Notebook(Container, gtk.Notebook):
     """Class implementing a gtk.Notebook container"""
     window = None
+    last_active_term = None
+    pending_on_tab_switch = None
+    pending_on_tab_switch_args = None
 
     def __init__(self, window):
         """Class initialiser"""
@@ -30,12 +33,16 @@ class Notebook(Container, gtk.Notebook):
         self.window = window
         gobject.type_register(Notebook)
         self.register_signals(Notebook)
+        self.connect('switch-page', self.deferred_on_tab_switch)
         self.configure()
 
         child = window.get_child()
         window.remove(child)
         window.add(self)
         self.newtab(widget=child)
+        if window.last_active_term:
+            self.set_last_active_term(window.last_active_term)
+            window.last_active_term = None
 
         self.show_all()
 
@@ -63,6 +70,7 @@ class Notebook(Container, gtk.Notebook):
         style.xthickness = 0
         style.ythickness = 0
         self.modify_style(style)
+        self.last_active_term = {}
 
     def create_layout(self, layout):
         """Apply layout configuration"""
@@ -117,10 +125,14 @@ class Notebook(Container, gtk.Notebook):
                     label = self.get_tab_label(page)
                     label.set_custom_label(labeltext)
             page.create_layout(children[child_key])
+
+            if  layout.get('last_active_term',  None):
+                self.last_active_term[page] = make_uuid(layout['last_active_term'][num])
             num = num + 1
 
         if layout.has_key('active_page'):
-            self.set_current_page(int(layout['active_page']))
+            # Need to do it later, or layout changes result
+            gobject.idle_add(self.set_current_page, int(layout['active_page']))
         else:
             self.set_current_page(0)
 
@@ -167,12 +179,13 @@ class Notebook(Container, gtk.Notebook):
         self.set_current_page(page_num)
 
         self.show_all()
-        terminal.grab_focus()
 
         while gtk.events_pending():
             gtk.main_iteration_do(False)
         self.get_toplevel().set_pos_by_ratio = False
 
+        gobject.idle_add(terminal.ensure_visible_and_focussed)
+
     def add(self, widget, metadata=None):
         """Add a widget to the container"""
         dbg('adding a new tab')
@@ -268,15 +281,22 @@ class Notebook(Container, gtk.Notebook):
 
         dbg('inserting page at position: %s' % tabpos)
         self.insert_page(widget, None, tabpos)
-        self.set_tab_label(widget, label)
-        self.set_tab_label_packing(widget, not self.config['scroll_tabbar'],
-                                   not self.config['scroll_tabbar'],
-                                   gtk.PACK_START)
+        child_widgets = [widget]
+        child_widgets .extend(enumerate_descendants(widget))
+        term_widget = None
+        for term_widget in child_widgets:
+            if maker.isinstance(term_widget, 'Terminal'):
+                self.set_last_active_term(term_widget.uuid)
+                self.set_tab_label(term_widget, label)
+                self.set_tab_label_packing(term_widget, not self.config['scroll_tabbar'],
+                                           not self.config['scroll_tabbar'],
+                                           gtk.PACK_START)
+                break
 
         self.set_tab_reorderable(widget, True)
         self.set_current_page(tabpos)
         self.show_all()
-        if maker.isinstance(widget, 'Terminal'):
+        if maker.isinstance(term_widget, 'Terminal'):
             widget.grab_focus()
 
     def wrapcloseterm(self, widget):
@@ -311,6 +331,7 @@ class Notebook(Container, gtk.Notebook):
 
         if maker.isinstance(child, 'Terminal'):
             dbg('Notebook::closetab: child is a single Terminal')
+            del nb.last_active_term[child]
             child.close()
             # FIXME: We only do this del and return here to avoid removing the
             # page below, which child.close() implicitly does
@@ -318,9 +339,7 @@ class Notebook(Container, gtk.Notebook):
             return
         elif maker.isinstance(child, 'Container'):
             dbg('Notebook::closetab: child is a Container')
-            dialog = self.construct_confirm_close(self.window, _('tab'))
-            result = dialog.run()
-            dialog.destroy()
+            result = self.construct_confirm_close(self.window, _('tab'))
 
             if result == gtk.RESPONSE_ACCEPT:
                 containers = None
@@ -340,9 +359,6 @@ class Notebook(Container, gtk.Notebook):
             err('Notebook::closetab: child is unknown type %s' % child)
             return
 
-        nb.remove_page(tabnum)
-        del(label)
-
     def resizeterm(self, widget, keyname):
         """Handle a keyboard event requesting a terminal resize"""
         raise NotImplementedError('resizeterm')
@@ -403,6 +419,65 @@ class Notebook(Container, gtk.Notebook):
             terms = parent.get_visible_terminals()
             terms.keys()[-1].grab_focus()
 
+    def page_num_descendant(self, widget):
+        """Find the tabnum of the tab containing a widget at any level"""
+        tabnum = self.page_num(widget)
+        dbg("widget is direct child if not equal -1 - tabnum: %d" % tabnum)
+        while tabnum == -1 and widget.get_parent():
+            widget = widget.get_parent()
+            tabnum = self.page_num(widget)
+        dbg("found tabnum containing widget: %d" % tabnum)
+        return tabnum
+
+    def set_last_active_term(self, uuid):
+        """Set the last active term for uuid"""
+        widget = self.terminator.find_terminal_by_uuid(uuid.urn)
+        if not widget:
+            err("Cannot find terminal with uuid: %s, so cannot make it active" % (uuid.urn))
+            return
+        tabnum = self.page_num_descendant(widget)
+        if tabnum == -1:
+            err("No tabnum found for terminal with uuid: %s" % (uuid.urn))
+            return
+        nth_page = self.get_nth_page(tabnum)
+        self.last_active_term[nth_page] = uuid
+
+    def clean_last_active_term(self):
+        """Clean up old entries in last_active_term"""
+        if self.terminator.doing_layout == True:
+            return
+        last_active_term = {}
+        for tabnum in xrange(0, self.get_n_pages()):
+            nth_page = self.get_nth_page(tabnum)
+            if nth_page in self.last_active_term:
+                last_active_term[nth_page] = self.last_active_term[nth_page]
+        self.last_active_term = last_active_term
+
+    def deferred_on_tab_switch(self, notebook, page,  page_num,  data=None):
+        """Prime a single idle tab switch signal, using the most recent set of params"""
+        tabs_last_active_term = self.last_active_term.get(self.get_nth_page(page_num),  None)
+        data = {'tabs_last_active_term':tabs_last_active_term}
+        
+        self.pending_on_tab_switch_args = (notebook, page,  page_num,  data)
+        if self.pending_on_tab_switch == True:
+            return
+        gobject.idle_add(self.do_deferred_on_tab_switch)
+        self.pending_on_tab_switch = True
+
+    def do_deferred_on_tab_switch(self):
+        """Perform the latest tab switch signal, and resetting the pending flag"""
+        self.on_tab_switch(*self.pending_on_tab_switch_args)
+        self.pending_on_tab_switch = False
+        self.pending_on_tab_switch_args = None
+
+    def on_tab_switch(self, notebook, page,  page_num,  data=None):
+        """Do the real work for a tab switch"""
+        tabs_last_active_term = data['tabs_last_active_term']
+        if tabs_last_active_term:
+            term = self.terminator.find_terminal_by_uuid(tabs_last_active_term.urn)
+            gobject.idle_add(term.ensure_visible_and_focussed)
+        return True
+
 class TabLabel(gtk.HBox):
     """Class implementing a label widget for Notebook tabs"""
     notebook = None

terminatorlib/terminal.py

@@ -1069,13 +1069,12 @@ class Terminal(gtk.VBox):
         maker = Factory()
 
         if maker.isinstance(topchild, 'Notebook'):
-            prevtmp = None
-            tmp = self.get_parent()
-            while tmp != topchild:
-                prevtmp = tmp
-                tmp = tmp.get_parent() 
-            page = topchild.page_num(prevtmp)
-            topchild.set_current_page(page)
+            # Find which page number this term is on
+            tabnum = topchild.page_num_descendant(self)
+            # If terms page number is not the current one, switch to it
+            current_page = topchild.get_current_page()
+            if tabnum != current_page:
+                topchild.set_current_page(tabnum)
 
         self.grab_focus()
 
@@ -1091,7 +1090,9 @@ class Terminal(gtk.VBox):
         if not self.terminator.doing_layout:
             self.terminator.last_focused_term = self
             if self.get_toplevel().is_child_notebook():
-                # TODO: Will need some code for the tabs active terms to work
+                notebook = self.get_toplevel().get_children()[0]
+                notebook.set_last_active_term(self.uuid)
+                notebook.clean_last_active_term()
                 self.get_toplevel().last_active_term = None
             else:
                 self.get_toplevel().last_active_term = self.uuid

terminatorlib/terminator.py

@@ -292,21 +292,54 @@ class Terminator(Borg):
     def layout_done(self):
         """Layout operations have finished, record that fact"""
         self.doing_layout = False
+        maker = Factory()
 
-        window_last_active_term_mapping={}
+        window_last_active_term_mapping = {}
         for window in self.windows:
-            # TODO: Will need some code for the tabs active terms to work
-            window_last_active_term_mapping[window]=copy.deepcopy(window.last_active_term)
+            if window.is_child_notebook():
+                source = window.get_toplevel().get_children()[0]
+            else:
+                source = window
+            window_last_active_term_mapping[window] = copy.copy(source.last_active_term)
 
         for terminal in self.terminals:
             if not terminal.pid:
                 terminal.spawn_child()
 
         for window in self.windows:
-            if window.last_active_term:
-                # TODO: Will need some code for the tabs active terms to work
-                term = self.find_terminal_by_uuid(window_last_active_term_mapping[window].urn)
-                term.ensure_visible_and_focussed()
+            if window.is_child_notebook():
+                # For windows with a notebook
+                notebook = window.get_toplevel().get_children()[0]
+                # Cycle through pages by number
+                for page in xrange(0, notebook.get_n_pages()):
+                    # Try and get the entry in the previously saved mapping
+                    mapping = window_last_active_term_mapping[window]
+                    page_last_active_term = mapping.get(notebook.get_nth_page(page),  None)
+                    if page_last_active_term is None:
+                        # Couldn't find entry, so we find the first child of type Terminal
+                        children = notebook.get_nth_page(page).get_children()
+                        for page_last_active_term in children:
+                            if maker.isinstance(page_last_active_term, 'Terminal'):
+                                page_last_active_term = page_last_active_term.uuid
+                                break
+                        else:
+                            err('Should never reach here!')
+                            page_last_active_term = None
+                    if page_last_active_term is None:
+                        # Bail on this tab as we're having no luck here, continue with the next
+                        continue
+                    # Set the notebook entry, then ensure Terminal is visible and focussed
+                    urn = page_last_active_term.urn
+                    notebook.last_active_term[notebook.get_nth_page(page)] = page_last_active_term
+                    if urn:
+                        term = self.find_terminal_by_uuid(urn)
+                        if term:
+                            term.ensure_visible_and_focussed()
+            else:
+                # For windows without a notebook ensure Terminal is visible and focussed
+                if window_last_active_term_mapping[window]:
+                    term = self.find_terminal_by_uuid(window_last_active_term_mapping[window].urn)
+                    term.ensure_visible_and_focussed()
 
         for window in self.windows:
             if window.uuid == self.last_active_window: