[bitbake-devel] [PATCH 1/3] Hob: implement a self-defined notebook visual component for Hob

Joshua Lock josh at linux.intel.com
Tue Mar 13 18:08:15 UTC 2012



On 12/03/12 06:23, Shane Wang wrote:
> In recipe selection page, package selection page, and build details page, etc, there is a notebook component which is not gtk.Notebook in the design video.
> We implement the visual component with a drawing area, and use it to replace the old notebook in recipe selection page and package selection page. The reasons why we do it are:
>
> 1) General speaking, gtk.Notebook doesn't look like the designer worked out. (see https://wiki.yoctoproject.org/wiki/File:Hob1.2-screencast2.mov)
> 2) And the designer version looks better, for example, there is an indicator to show how many recipes or packages are included, and how many issues happened when building? Very straightforward.
> But technically, gtk.Notebook can't implement that, as far as we know.
> 3) Moreover, there is an entry for "search recipes", and "search packages". How to make it horizontal to the tabs is a problem to us.
>
> Regarding those, we give up gtk.Notebook and use our own.

I have some relatively minor concerns with this patch which have been 
noted before but I'll repeat here.

1) We're doing the range dance rather than just doing the Pythonic thing 
and iterating over the sequence with "for x in y".
http://python.net/~goodger/projects/pycon/2007/idiomatic/handout.html#use-in-where-possible-1

I understand its desirable to have the index in some places, but where 
it isn't we should use the standard pattern. This is good coding practice.

2) The implementation matches the look of the interaction design, not 
the visual design. We need to start more closely matching the look of 
the application with the visual design:

https://wiki.yoctoproject.org/wiki/Hob2_%28Hob_v2%29#Visual_design_proposal_for_Hob_1.2

3) I still don't know why we get a flash of a green border around tabs 
when we select them?

4) Clicking the tabs doesn't change the focus, so when I have selected 
in the search entry and click a tab the search entry still has 
input-focus and shows the blinking cursor rather than the alternative text.

More comments and questions on the code below.

>
> Signed-off-by: Liming An<limingx.l.an at intel.com>
> Signed-off-by: Shane Wang<shane.wang at intel.com>
> ---
>   bitbake/lib/bb/ui/crumbs/hobcolor.py             |    1 +
>   bitbake/lib/bb/ui/crumbs/hobwidget.py            |  468 ++++++++++++++++++----
>   bitbake/lib/bb/ui/crumbs/packageselectionpage.py |   19 +-
>   bitbake/lib/bb/ui/crumbs/recipeselectionpage.py  |   19 +-
>   4 files changed, 395 insertions(+), 112 deletions(-)
>
> diff --git a/bitbake/lib/bb/ui/crumbs/hobcolor.py b/bitbake/lib/bb/ui/crumbs/hobcolor.py
> index 9d67d5c..402f022 100644
> --- a/bitbake/lib/bb/ui/crumbs/hobcolor.py
> +++ b/bitbake/lib/bb/ui/crumbs/hobcolor.py
> @@ -28,6 +28,7 @@ class HobColors:
>       DARK         = "#3c3b37"
>       BLACK        = "#000000"
>       LIGHT_ORANGE = "#f7a787"
> +    YELLOW       = "#ffff00"
>
>       OK = WHITE
>       RUNNING = PALE_GREEN
> diff --git a/bitbake/lib/bb/ui/crumbs/hobwidget.py b/bitbake/lib/bb/ui/crumbs/hobwidget.py
> index f4ff1dc..9af19f6 100644
> --- a/bitbake/lib/bb/ui/crumbs/hobwidget.py
> +++ b/bitbake/lib/bb/ui/crumbs/hobwidget.py
> @@ -17,11 +17,14 @@
>   # You should have received a copy of the GNU General Public License along
>   # with this program; if not, write to the Free Software Foundation, Inc.,
>   # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
> -
>   import gtk
>   import gobject
>   import os
>   import os.path
> +import sys
> +import pango, pangocairo
> +import math
> +
>   from bb.ui.crumbs.hobcolor import HobColors
>   from bb.ui.crumbs.persistenttooltip import PersistentTooltip
>
> @@ -168,90 +171,6 @@ class HobViewTable (gtk.VBox):
>           if not view_column.get_title() in self.toggle_columns:
>               self.emit("row-activated", tree.get_model(), path)
>
> -class HobViewBar (gtk.EventBox):
> -    """
> -    A EventBox with the specified gray background color is associated with a notebook.
> -    And the toolbar to simulate the tabs.
> -    """
> -
> -    def __init__(self, notebook):
> -        if not notebook:
> -            return
> -        self.notebook = notebook
> -
> -        # setup an event box
> -        gtk.EventBox.__init__(self)
> -        self.set_border_width(2)
> -        style = self.get_style().copy()
> -        style.bg[gtk.STATE_NORMAL] = self.get_colormap().alloc_color (HobColors.GRAY, False, False)
> -        self.set_style(style)
> -
> -        hbox = gtk.HBox()
> -        self.add(hbox)
> -
> -        # setup a tool bar in the event box
> -        self.toolbar = gtk.Toolbar()
> -        self.toolbar.set_orientation(gtk.ORIENTATION_HORIZONTAL)
> -        self.toolbar.set_style(gtk.TOOLBAR_TEXT)
> -        self.toolbar.set_border_width(5)
> -
> -        self.toolbuttons = []
> -        for index in range(self.notebook.get_n_pages()):
> -            child = self.notebook.get_nth_page(index)
> -            label = self.notebook.get_tab_label_text(child)
> -            tip_text = 'switch to ' + label + ' page'
> -            toolbutton = self.toolbar.append_element(gtk.TOOLBAR_CHILD_RADIOBUTTON, None,
> -                                label, tip_text, "Private text", None,
> -                                self.toolbutton_cb, index)
> -            toolbutton.set_size_request(200, 100)
> -            self.toolbuttons.append(toolbutton)
> -
> -        # set the default current page
> -        self.modify_toolbuttons_bg(0)
> -        self.notebook.set_current_page(0)
> -
> -        self.toolbar.append_space()
> -
> -        # add the tool bar into the event box
> -        hbox.pack_start(self.toolbar, expand=False, fill=False)
> -
> -        self.search = gtk.Entry()
> -        self.align = gtk.Alignment(xalign=0.5, yalign=0.5)
> -        self.align.add(self.search)
> -        hbox.pack_end(self.align, expand=False, fill=False)
> -
> -        self.label = gtk.Label(" Search: ")
> -        self.label.set_alignment(0.5, 0.5)
> -        hbox.pack_end(self.label, expand=False, fill=False)
> -
> -    def toolbutton_cb(self, widget, index):
> -        if index>= self.notebook.get_n_pages():
> -            return
> -        self.notebook.set_current_page(index)
> -        self.modify_toolbuttons_bg(index)
> -
> -    def modify_toolbuttons_bg(self, index):
> -        if index>= len(self.toolbuttons):
> -            return
> -        for i in range(0, len(self.toolbuttons)):
> -            toolbutton = self.toolbuttons[i]
> -            if i == index:
> -                self.modify_toolbutton_bg(toolbutton, True)
> -            else:
> -                self.modify_toolbutton_bg(toolbutton)
> -
> -    def modify_toolbutton_bg(self, toolbutton, active=False):
> -        if active:
> -            toolbutton.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(HobColors.WHITE))
> -            toolbutton.modify_bg(gtk.STATE_ACTIVE, gtk.gdk.Color(HobColors.WHITE))
> -            toolbutton.modify_bg(gtk.STATE_SELECTED, gtk.gdk.Color(HobColors.WHITE))
> -            toolbutton.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(HobColors.WHITE))
> -        else:
> -            toolbutton.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(HobColors.GRAY))
> -            toolbutton.modify_bg(gtk.STATE_ACTIVE, gtk.gdk.Color(HobColors.GRAY))
> -            toolbutton.modify_bg(gtk.STATE_SELECTED, gtk.gdk.Color(HobColors.GRAY))
> -            toolbutton.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(HobColors.GRAY))
> -
>   class HobXpmLabelButtonBox(gtk.EventBox):
>       """ label: name of buttonbox
>           description: the simple  description
> @@ -360,3 +279,382 @@ class HobInfoButton(gtk.EventBox):
>       """
>       def mouse_out_cb(self, widget, event):
>           self.image.set_from_file(hic.ICON_INFO_DISPLAY_FILE)
> +
> +class HobTabBar(gtk.DrawingArea):
> +    __gsignals__ = {
> +        "blank-area-changed" : (gobject.SIGNAL_RUN_LAST,
> +                                gobject.TYPE_NONE,
> +                               (gobject.TYPE_INT,
> +                                gobject.TYPE_INT,
> +                                gobject.TYPE_INT,
> +                                gobject.TYPE_INT,)),
> +
> +        "tab-switched" : (gobject.SIGNAL_RUN_LAST,
> +                          gobject.TYPE_NONE,
> +                         (gobject.TYPE_INT,)),
> +    }
> +
> +    def __init__(self):
> +        gtk.DrawingArea.__init__(self)
> +        self.children = []
> +
> +        self.tab_width = 140
> +        self.tab_height = 52
> +        self.tab_x = 10
> +        self.tab_y = 0
> +
> +        self.width = 500
> +        self.height = 53
> +        self.tab_w_ratio = 140 * 1.0/500
> +        self.tab_h_ratio = 52 * 1.0/53
> +        self.set_size_request(self.width, self.height)
> +
> +        self.current_child = 0
> +        self.font = self.get_style().font_desc
> +        self.font.set_size(pango.SCALE * 13)
> +        self.update_children_text_layout_and_bg_color()
> +
> +        self.blank_rectangle = None
> +        self.tab_pressed = False
> +
> +        self.set_property('can-focus', True)
> +        self.set_events(gtk.gdk.EXPOSURE_MASK | gtk.gdk.POINTER_MOTION_MASK |
> +                        gtk.gdk.BUTTON1_MOTION_MASK | gtk.gdk.BUTTON_PRESS_MASK |
> +                        gtk.gdk.BUTTON_RELEASE_MASK)
> +
> +        self.connect("expose-event", self.on_draw)
> +        self.connect("button-press-event", self.button_pressed_cb)
> +        self.connect("button-release-event", self.button_released_cb)
> +        self.show_all()
> +
> +    def button_released_cb(self, widget, event):
> +        self.tab_pressed = False
> +        self.queue_draw()
> +
> +    def button_pressed_cb(self, widget, event):
> +        if event.type == gtk.gdk._2BUTTON_PRESS:
> +            return
> +
> +        result = False
> +        if self.is_focus() or event.type == gtk.gdk.BUTTON_PRESS:
> +            x, y = event.get_coords()
> +            # check which tab be clicked
> +            for i in range(len(self.children)):
> +               if      (self.children[i]["x"]<  x) and (x<  self.children[i]["x"] + self.tab_width) \
> +                   and (self.children[i]["y"]<  y) and (y<  self.children[i]["y"] + self.tab_height):
> +                   self.current_child = i

I can see why you're using range() here

> +                   result = True
> +                   break
> +
> +            # check the blank area is focus in or not
> +            if (self.blank_rectangle) and (self.blank_rectangle.x>  0) and (self.blank_rectangle.y>  0):
> +                if      (self.blank_rectangle.x<  x) and (x<  self.blank_rectangle.x + self.blank_rectangle.width) \
> +                    and (self.blank_rectangle.y<  y) and (y<  self.blank_rectangle.y + self.blank_rectangle.height):
> +                   self.grab_focus()

What's the blank rectangle? Why does it need focus?

> +
> +        if result == True:
> +            page = self.children[self.current_child]["toggled_page"]
> +            self.emit("tab-switched", page)
> +            self.tab_pressed = True
> +            self.queue_draw()
> +
> +    def update_children_size(self):
> +        # calculate the size of tabs
> +        self.tab_width = int(self.width * self.tab_w_ratio)
> +        self.tab_height = int(self.height * self.tab_h_ratio)
> +        for i in range(len(self.children)):
> +            self.children[i]["x"] = self.tab_x + i * self.tab_width
> +            self.children[i]["y"] = self.tab_y

Please use standard Python iterators here.

> +
> +        if self.blank_rectangle != None:
> +            self.resize_blank_rectangle()
> +
> +    def resize_blank_rectangle(self):
> +        width = self.width - self.tab_width * len(self.children) - self.tab_x
> +        x = self.tab_x + self.tab_width * len(self.children)
> +        hpadding = vpadding = 5
> +        self.blank_rectangle = self.set_blank_size(x + hpadding, self.tab_y + vpadding,
> +            width - 2 * hpadding, self.tab_height - 2 * vpadding)
> +
> +    def update_children_text_layout_and_bg_color(self):
> +        style = self.get_style().copy()
> +        color = style.base[gtk.STATE_NORMAL]
> +        for i in range(len(self.children)):

Python iterators, please.

> +            pangolayout = self.create_pango_layout(self.children[i]["title"])
> +            pangolayout.set_font_description(self.font)
> +            self.children[i]["title_layout"] = pangolayout
> +            self.children[i]["r"] = color.red
> +            self.children[i]["g"] = color.green
> +            self.children[i]["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:
> +            child["x"] = self.tab_x + i * self.tab_width
> +            i += 1
> +
> +        x = self.tab_x + i * self.tab_width
> +        y = self.tab_y
> +        pangolayout = self.create_pango_layout(title)
> +        pangolayout.set_font_description(self.font)
> +        color = self.style.base[gtk.STATE_NORMAL]
> +        new_one = {
> +            "x" : x,
> +            "y" : y,
> +            "r" : color.red,
> +            "g" : color.green,
> +            "b" : color.blue,
> +            "title_layout" : pangolayout,
> +            "toggled_page" : page,
> +            "title"        : title,
> +            "indicator_show"   : False,
> +            "indicator_number" : 0,
> +        }
> +        self.children.append(new_one)
> +
> +    def on_draw(self, widget, event):
> +        cr = widget.window.cairo_create()
> +
> +        self.width = self.allocation.width
> +        self.height = self.allocation.height
> +
> +        self.update_children_size()
> +
> +        self.draw_background(cr)
> +        self.draw_toggled_tab(cr)
> +        self.draw_tab_text(cr)
> +
> +        for i in range(len(self.children)):
> +            if self.children[i]["indicator_show"] == True:
> +                self.draw_indicator(cr, i)

This is the sort of use case where the range(len(list)) dance makes sense.

Though as draw_indicator is a method we've developed I imagine we could 
just pass the widget as the second argument? Just a thought really.

> +
> +    def draw_background(self, cr):
> +        style = self.get_style()
> +
> +        if self.is_focus():
> +            cr.set_source_color(style.base[gtk.STATE_SELECTED])
> +        else:
> +            cr.set_source_color(style.base[gtk.STATE_NORMAL])
> +
> +        y = 6
> +        h = self.height - 6 - 1
> +        gap = 1
> +
> +        w = self.children[0]["x"]
> +        cr.set_source_color(gtk.gdk.color_parse(HobColors.GRAY))
> +        cr.rectangle(0, y, w - gap, h) # start rectangle
> +        cr.fill()
> +
> +        cr.set_source_color(style.base[gtk.STATE_NORMAL])
> +        cr.rectangle(w - gap, y, w, h) #first gap
> +        cr.fill()
> +
> +        w = self.tab_width
> +        for i in range(len(self.children)):

Let's fix this one too, please.

> +            x = self.children[i]["x"]
> +            cr.set_source_color(gtk.gdk.color_parse(HobColors.GRAY))
> +            cr.rectangle(x, y, w - gap, h) # tab rectangle
> +            cr.fill()
> +            cr.set_source_color(style.base[gtk.STATE_NORMAL])
> +            cr.rectangle(x + w - gap, y, w, h) # gap
> +            cr.fill()
> +
> +        cr.set_source_color(gtk.gdk.color_parse(HobColors.GRAY))
> +        cr.rectangle(x + w, y, self.width - x - w, h) # last rectangle
> +        cr.fill()
> +
> +    def draw_tab_text(self, cr):
> +        style = self.get_style()
> +
> +        for i in range(len(self.children)):

And this one.

> +            pangolayout = self.children[i]["title_layout"]
> +            if pangolayout:
> +                fontw, fonth = pangolayout.get_pixel_size()
> +                # center pos
> +                off_x = (self.tab_width - fontw) / 2
> +                off_y = (self.tab_height - fonth) / 2
> +                x = self.children[i]["x"] + off_x
> +                y = self.children[i]["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"]
> +        width = self.tab_width
> +        height = self.tab_height
> +        style = self.get_style()
> +        color = style.base[gtk.STATE_NORMAL]
> +
> +        r = height / 10
> +        if self.tab_pressed == True:
> +            for xoff, yoff in [(1, 0), (2, 0)]:
> +                cr.set_source_color(gtk.gdk.color_parse(HobColors.PALE_GREEN))
> +                cr.move_to(x + r + xoff, y + yoff)
> +                cr.line_to(x + width - r + xoff, y + yoff)
> +                cr.arc(x + width - r+ xoff, y + r + yoff, r, 1.5*math.pi, 2*math.pi)
> +                cr.move_to(x + width + xoff, r + yoff)
> +                cr.line_to(x + width + xoff, y + height + yoff)
> +                cr.line_to(x + xoff, y + height + yoff)
> +                cr.line_to(x + xoff, r + yoff)
> +                cr.arc(x + r + xoff, y + r + yoff, r, math.pi, 1.5*math.pi)
> +                cr.stroke()
> +            x = x + 2
> +            y = y + 2
> +        cr.set_source_rgba(color.red, color.green, color.blue, 1)
> +        cr.move_to(x + r, y)
> +        cr.line_to(x + width - r , y)
> +        cr.arc(x + width - r, y + r, r, 1.5*math.pi, 2*math.pi)
> +        cr.move_to(x + width, r)
> +        cr.line_to(x + width, y + height)
> +        cr.line_to(x, y + height)
> +        cr.line_to(x, r)
> +        cr.arc(x + r, y + r, r, math.pi, 1.5*math.pi)
> +        cr.fill()
> +
> +    def draw_indicator(self, cr, i):
> +        style = self.get_style()
> +        tab_x = self.children[i]["x"]
> +        tab_y = self.children[i]["y"]
> +        number = self.children[i]["indicator_number"]
> +        dest_w = int(32 * self.tab_w_ratio)
> +        dest_h = int(32 * self.tab_h_ratio)
> +        if dest_h<  self.tab_height:
> +            dest_w = dest_h
> +
> +        # x position is offset(tab_width*3/4 - icon_width/2) + start_pos(tab_x)
> +        x = tab_x + self.tab_width * 3/4 - dest_w/2
> +        y = tab_y + self.tab_height/2 - dest_h/2
> +        cr.move_to(tab_x, tab_y)
> +        r = min(dest_w, dest_h)/2
> +        color = cr.set_source_color(gtk.gdk.color_parse(HobColors.ORANGE))
> +        cr.arc(x + r, y + r, r, 0, 2*math.pi)
> +        cr.fill()
> +
> +        text = ("%d" % number)
> +        layout = self.create_pango_layout(text)
> +        layout.set_font_description(self.font)
> +        textw, texth = layout.get_pixel_size()
> +        x = x + (dest_w/2)-(textw/2)
> +        y = y + (dest_h/2) - (texth/2)
> +        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
> +        self.queue_draw()
> +
> +    def hide_indicator_icon(self, i):
> +        self.children[i]["indicator_show"] = False
> +        self.queue_draw()
> +
> +    def set_blank_size(self, x, y, w, h):
> +        if self.blank_rectangle == None or self.blank_rectangle.x != x or self.blank_rectangle.width != w:
> +            self.emit("blank-area-changed", x, y, w, h)
> +
> +        return gtk.gdk.Rectangle(x, y, w, h)
> +
> +class HobNotebook(gtk.VBox):
> +
> +    def __init__(self):
> +        gtk.VBox.__init__(self, False, 0)
> +
> +        self.notebook = gtk.Notebook()
> +        self.notebook.set_property('homogeneous', True)
> +        self.notebook.set_property('show-tabs', False)
> +
> +        self.tabbar = HobTabBar()
> +        self.tabbar.connect("tab-switched",   self.tab_switched_cb)
> +        self.notebook.connect("page-added",   self.page_added_cb)
> +        self.notebook.connect("page-removed", self.page_removed_cb)
> +
> +        self.search = None
> +        self.search_name = ""
> +
> +        self.tb = gtk.Table(1, 100, False)
> +        self.hbox= gtk.HBox(False, 0)
> +        self.hbox.pack_start(self.tabbar, True, True)
> +        self.tb.attach(self.hbox, 0, 100, 0, 1)

We seem to have a lot of containers here. Do we really need a table, 
hbox and the vbox? It looks like we should just be able to pack 
self.tabbar at the top of the vbox?

> +
> +        self.pack_start(self.tb, False, False)
> +        self.pack_start(self.notebook)
> +
> +        self.show_all()
> +
> +    def append_page(self, child, tab_label):
> +        self.notebook.set_current_page(self.notebook.append_page(child, tab_label))
> +
> +    def set_entry(self, name="Search:"):
> +        for child in self.tb.get_children():
> +            if child:
> +                self.tb.remove(child)
> +
> +        hbox_entry = gtk.HBox(False, 0)
> +        hbox_entry.show()
> +
> +        self.search = gtk.Entry()
> +        self.search_name = name
> +        style = self.search.get_style()
> +        style.text[gtk.STATE_NORMAL] = self.get_colormap().alloc_color(HobColors.GRAY, False, False)
> +        self.search.set_style(style)
> +        self.search.set_text(name)
> +        self.search.set_editable(False)
> +        self.search.show()
> +        self.align = gtk.Alignment(xalign=1.0, yalign=0.7)
> +        self.align.add(self.search)
> +        self.align.show()
> +        hbox_entry.pack_end(self.align, False, False)
> +        self.tabbar.resize_blank_rectangle()
> +
> +        self.tb.attach(hbox_entry, 75, 100, 0, 1, xpadding=5)
> +        self.tb.attach(self.hbox, 0, 100, 0, 1)
> +
> +        self.tabbar.connect("blank-area-changed", self.blank_area_resize_cb)
> +        self.search.connect("focus-in-event", self.set_search_entry_editable_cb)
> +        self.search.connect("focus-out-event", self.set_search_entry_reset_cb)
> +
> +        self.tb.show()
> +
> +    def tab_switched_cb(self, widget, page):
> +        self.notebook.set_current_page(page)
> +
> +    def page_added_cb(self, notebook, notebook_child, page):
> +        if not notebook:
> +            return
> +        title = notebook.get_tab_label_text(notebook_child)
> +        if title == None:
> +            return
> +        for i in range(len(self.tabbar.children)):

Looks like we can use the iterator idiom here?

> +            if self.tabbar.children[i]["title"] == title:
> +                self.tabbar.children[i]["toggled_page"] = page
> +                return
> +        self.tabbar.append_tab_child(title, page)
> +
> +    def page_removed_cb(self, notebook, notebook_child, page, title=""):
> +        for i in range(len(self.tabbar.children)):

and here

> +            if self.tabbar.children[i] == title:
> +                self.tabbar.children[i]["toggled_page"] = -1
> +
> +    def blank_area_resize_cb(self, widget, request_x, request_y, request_width, request_height):
> +        self.search.set_size_request(request_width, request_height)
> +        widget.modify_bg(gtk.STATE_SELECTED, gtk.gdk.color_parse(HobColors.YELLOW))
> +
> +    def set_search_entry_editable_cb(self, widget, event):
> +        if self.search:

The widget variable passed to the callback here should be the 
self.search entry the signal handler was attached to so we should be 
able avoid having to check if the member variable has been assigned yet 
and just use widget, rather than self.search, in here.

Though when self.search would actually be None I'm not certain?

> +            self.search.set_editable(True)
> +            self.search.set_text("")
> +            style = self.search.get_style()
> +            style.text[gtk.STATE_NORMAL] = self.get_colormap().alloc_color(HobColors.BLACK, False, False)
> +            self.search.set_style(style)
> +
> +    def set_search_entry_reset_cb(self, widget, event):
> +        if self.search:

Same as above, can't we just use widget rather than self.search?

> +            style = self.search.get_style()
> +            style.text[gtk.STATE_NORMAL] = self.get_colormap().alloc_color(HobColors.GRAY, False, False)
> +            self.search.set_style(style)
> +            self.search.set_text(self.search_name)
> +            self.search.set_editable(False)
> diff --git a/bitbake/lib/bb/ui/crumbs/packageselectionpage.py b/bitbake/lib/bb/ui/crumbs/packageselectionpage.py
> index a8628ac..5459743 100755
> --- a/bitbake/lib/bb/ui/crumbs/packageselectionpage.py
> +++ b/bitbake/lib/bb/ui/crumbs/packageselectionpage.py
> @@ -23,7 +23,7 @@
>   import gtk
>   import glib
>   from bb.ui.crumbs.hobcolor import HobColors
> -from bb.ui.crumbs.hobwidget import HobViewBar, HobViewTable
> +from bb.ui.crumbs.hobwidget import HobViewTable, HobNotebook
>   from bb.ui.crumbs.hoblistmodel import PackageListModel
>   from bb.ui.crumbs.hobpages import HobPage
>
> @@ -102,11 +102,7 @@ class PackageSelectionPage (HobPage):
>           self.pack_start(self.group_align, expand=True, fill=True)
>
>           # set visiable members
> -        self.grid = gtk.Table(10, 1, True)
> -        self.grid.set_col_spacings(3)
> -
> -        self.ins = gtk.Notebook()
> -        self.ins.set_show_tabs(False)
> +        self.ins = HobNotebook()
>           self.tables = [] # we need to modify table when the dialog is shown
>           # append the tab
>           for i in range(len(self.pages)):
> @@ -128,19 +124,16 @@ class PackageSelectionPage (HobPage):
>               self.ins.append_page(tab, label)
>               self.tables.append(tab)
>
> -        self.grid.attach(self.ins, 0, 1, 1, 10, gtk.FILL | gtk.EXPAND, gtk.FILL | gtk.EXPAND, 1, 1)
> -        # a black bar associated with the notebook
> -        self.topbar = HobViewBar(self.ins)
> -        self.grid.attach(self.topbar, 0, 1, 0, 1, gtk.FILL | gtk.EXPAND, gtk.FILL | gtk.EXPAND, 1, 1)
> +        self.ins.set_entry("Search packages:")
>           # set the search entry for each table
>           for tab in self.tables:
> -            tab.set_search_entry(0, self.topbar.search)
> +            tab.set_search_entry(0, self.ins.search)
>
>           # add all into the dialog
> -        self.box_group_area.add(self.grid)
> +        self.box_group_area.pack_start(self.ins, expand=True, fill=True)
>
>           button_box = gtk.HBox(False, 5)
> -        self.box_group_area.pack_start(button_box, expand=False, fill=False)
> +        self.box_group_area.pack_end(button_box, expand=False, fill=False)
>
>           self.build_image_button = gtk.Button()
>           label = gtk.Label()
> diff --git a/bitbake/lib/bb/ui/crumbs/recipeselectionpage.py b/bitbake/lib/bb/ui/crumbs/recipeselectionpage.py
> index aea9c0c..8423714 100755
> --- a/bitbake/lib/bb/ui/crumbs/recipeselectionpage.py
> +++ b/bitbake/lib/bb/ui/crumbs/recipeselectionpage.py
> @@ -23,7 +23,7 @@
>   import gtk
>   import glib
>   from bb.ui.crumbs.hobcolor import HobColors
> -from bb.ui.crumbs.hobwidget import HobViewBar, HobViewTable
> +from bb.ui.crumbs.hobwidget import HobViewTable, HobNotebook
>   from bb.ui.crumbs.hoblistmodel import RecipeListModel
>   from bb.ui.crumbs.hobpages import HobPage
>
> @@ -124,13 +124,7 @@ class RecipeSelectionPage (HobPage):
>           self.pack_start(self.group_align, expand=True, fill=True)
>
>           # set visiable members
> -        self.grid = gtk.Table(10, 1, True)
> -        self.grid.set_col_spacings(3)
> -
> -        # draw the left part of the window
> -        # a notebook
> -        self.ins = gtk.Notebook()
> -        self.ins.set_show_tabs(False)
> +        self.ins = HobNotebook()
>           self.tables = [] # we need modify table when the dialog is shown
>           # append the tabs in order
>           for i in range(len(self.pages)):
> @@ -151,16 +145,13 @@ class RecipeSelectionPage (HobPage):
>               self.ins.append_page(tab, label)
>               self.tables.append(tab)
>
> -        self.grid.attach(self.ins, 0, 1, 1, 10, gtk.FILL | gtk.EXPAND, gtk.FILL | gtk.EXPAND)
> -        # a black bar associated with the notebook
> -        self.topbar = HobViewBar(self.ins)
> -        self.grid.attach(self.topbar, 0, 1, 0, 1, gtk.FILL | gtk.EXPAND, gtk.FILL | gtk.EXPAND)
> +        self.ins.set_entry("Search recipes:")
>           # set the search entry for each table
>           for tab in self.tables:
> -            tab.set_search_entry(0, self.topbar.search)
> +            tab.set_search_entry(0, self.ins.search)
>
>           # add all into the window
> -        self.box_group_area.add(self.grid)
> +        self.box_group_area.pack_start(self.ins, expand=True, fill=True)
>
>           button_box = gtk.HBox(False, 5)
>           self.box_group_area.pack_end(button_box, expand=False, fill=False)

-- 
Joshua '贾詡' Lock
         Yocto Project "Johannes factotum"
         Intel Open Source Technology Centre




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