1 files changed, 34 insertions, 29 deletions

diff --git a/bitbake/lib/bb/ui/crumbs/hobwidget.py b/bitbake/lib/bb/ui/crumbs/hobwidget.py
index 71f0629714..4c4b059267 100644
--- a/bitbake/lib/bb/ui/crumbs/hobwidget.py
+++ b/bitbake/lib/bb/ui/crumbs/hobwidget.py
@@ -309,7 +309,7 @@ class HobTabBar(gtk.DrawingArea):
         self.tab_h_ratio = 52 * 1.0/53
         self.set_size_request(self.width, self.height)
 
-        self.current_child = 0
+        self.current_child = None
         self.font = self.get_style().font_desc
         self.font.set_size(pango.SCALE * 13) 
         self.update_children_text_layout_and_bg_color()
@@ -339,10 +339,10 @@ class HobTabBar(gtk.DrawingArea):
         if self.is_focus() or event.type == gtk.gdk.BUTTON_PRESS:
             x, y = event.get_coords()
             # check which tab be clicked
-            for i, child in enumerate(self.children):
+            for child in self.children:
                if      (child["x"] < x) and (x < child["x"] + self.tab_width) \
                    and (child["y"] < y) and (y < child["y"] + self.tab_height):
-                   self.current_child = i
+                   self.current_child = child
                    result = True
                    break
 
@@ -353,7 +353,7 @@ class HobTabBar(gtk.DrawingArea):
                    self.grab_focus()
 
         if result == True:
-            page = self.children[self.current_child]["toggled_page"]
+            page = self.current_child["toggled_page"]
             self.emit("tab-switched", page)
             self.tab_pressed = True
             self.queue_draw()
@@ -383,16 +383,16 @@ class HobTabBar(gtk.DrawingArea):
             pangolayout = self.create_pango_layout(child["title"])
             pangolayout.set_font_description(self.font)
             child["title_layout"] = pangolayout
-            child[i]["r"] = color.red
-            child[i]["g"] = color.green
-            child[i]["b"] = color.blue
+            child["r"] = color.red
+            child["g"] = color.green
+            child["b"] = color.blue
 
     def append_tab_child(self, title, page):
         num = len(self.children) + 1
         self.tab_width = self.tab_width * len(self.children) / num
 
         i = 0
-        for child in self.children:
+        for i, child in enumerate(self.children):
             child["x"] = self.tab_x + i * self.tab_width
             i += 1
 
@@ -414,6 +414,9 @@ class HobTabBar(gtk.DrawingArea):
             "indicator_number" : 0,
         }
         self.children.append(new_one)
+        # set the default current child
+        if not self.current_child:
+            self.current_child = new_one
 
     def on_draw(self, widget, event):
         cr = widget.window.cairo_create()
@@ -425,11 +428,12 @@ class HobTabBar(gtk.DrawingArea):
 
         self.draw_background(cr)
         self.draw_toggled_tab(cr)
-        self.draw_tab_text(cr)
 
-        for i, child in enumerate(self.children):
+        for child in self.children:
             if child["indicator_show"] == True:
-                self.draw_indicator(cr, i)
+                self.draw_indicator(cr, child)
+
+        self.draw_tab_text(cr)
 
     def draw_background(self, cr):
         style = self.get_style()
@@ -476,14 +480,15 @@ class HobTabBar(gtk.DrawingArea):
                 # center pos
                 off_x = (self.tab_width - fontw) / 2
                 off_y = (self.tab_height - fonth) / 2
-                x = child[i]["x"] + off_x
-                y = child[i]["y"] + off_y
+                x = child["x"] + off_x
+                y = child["y"] + off_y
                 self.window.draw_layout(self.style.fg_gc[gtk.STATE_NORMAL], int(x), int(y), pangolayout)
 
     def draw_toggled_tab(self, cr):
-        i = self.current_child
-        x = self.children[i]["x"]
-        y = self.children[i]["y"]
+        if not self.current_child:
+            return
+        x = self.current_child["x"]
+        y = self.current_child["y"]
         width = self.tab_width
         height = self.tab_height
         style = self.get_style()
@@ -515,10 +520,10 @@ class HobTabBar(gtk.DrawingArea):
         cr.arc(x + r, y + r, r, math.pi, 1.5*math.pi)
         cr.fill()
 
-    def draw_indicator(self, cr, i):
-        tab_x = self.children[i]["x"]
-        tab_y = self.children[i]["y"]
-        number = self.children[i]["indicator_number"]
+    def draw_indicator(self, cr, child):
+        tab_x = child["x"]
+        tab_y = child["y"]
+        number = child["indicator_number"]
         dest_w = int(32 * self.tab_w_ratio)
         dest_h = int(32 * self.tab_h_ratio)
         if dest_h < self.tab_height:
@@ -541,13 +546,13 @@ class HobTabBar(gtk.DrawingArea):
         cr.move_to(x, y)
         self.window.draw_layout(self.style.fg_gc[gtk.STATE_NORMAL], int(x), int(y), layout)
 
-    def show_indicator_icon(self, i, number):
-        self.children[i]["indicator_show"] = True
-        self.children[i]["indicator_number"] = number
+    def show_indicator_icon(self, child, number):
+        child["indicator_show"] = True
+        child["indicator_number"] = number
         self.queue_draw()
 
-    def hide_indicator_icon(self, i):
-        self.children[i]["indicator_show"] = False
+    def hide_indicator_icon(self, child):
+        child["indicator_show"] = False
         self.queue_draw()
 
     def set_blank_size(self, x, y, w, h):
@@ -618,18 +623,18 @@ class HobNotebook(gtk.VBox):
         self.tb.show()
 
     def show_indicator_icon(self, title, number):
-        for i, child in enumerate(self.tabbar.children):
+        for child in self.tabbar.children:
             if child["toggled_page"] == -1:
                 continue
             if child["title"] == title:
-                self.tabbar.show_indicator_icon(i, number)
+                self.tabbar.show_indicator_icon(child, number)
 
     def hide_indicator_icon(self, title):
-        for i, child in enumerate(self.tabbar.children):
+        for child in self.tabbar.children:
             if child["toggled_page"] == -1:
                 continue
             if child["title"] == title:
-                self.tabbar.hide_indicator_icon(i)
+                self.tabbar.hide_indicator_icon(child)
 
     def tab_switched_cb(self, widget, page):
         self.notebook.set_current_page(page)