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Viewing changes to plugins/colorpicker/colorpicker.py

  • Committer: Package Import Robot
  • Author(s): Robert Ancell
  • Date: 2012-09-25 10:10:54 UTC
  • mfrom: (1.4.11)
  • Revision ID: package-import@ubuntu.com-20120925101054-y5gqrf29jt1evacd
Tags: 3.6.0-0ubuntu1
New upstream stable release

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Lines of Context:
plugins/colorpicker/colorpicker.py
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    def __init__(self):
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        GObject.Object.__init__(self)
 
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        self._rgba_str = None
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        self._color_button = None
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        self._color_helper = ColorHelper()
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    def do_activate(self):
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        # we do not have a direct accessor to the overlay
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        self.overlay = self.view.get_parent().get_parent()
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        self.overlay.connect('get-child-position', self.on_get_child_position)
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        buf = self.view.get_buffer()
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        buf.connect_after('mark-set', self.on_buffer_mark_set)
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            self._color_button.destroy()
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            self._color_button = None
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    def on_get_child_position(self, overlay, widget, alloc):
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        if widget == self._color_button:
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            buf = self.view.get_buffer()
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            bounds = buf.get_selection_bounds()
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            if bounds != ():
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                start, end = bounds
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                location = self.view.get_iter_location(start)
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                x, y = self.view.buffer_to_window_coords(Gtk.TextWindowType.TEXT, location.x, location.y)
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                min_width, nat_width = widget.get_preferred_width()
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                min_height, nat_height = widget.get_preferred_height()
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                alloc.x = x
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                if y - nat_height > 0:
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                    alloc.y = y - nat_height
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                else:
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                    alloc.y = y + location.height
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                alloc.width = nat_width
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                alloc.height = nat_height
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                return True
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        return False
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    def on_buffer_mark_set(self, buf, location, mark):
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        if not buf.get_has_selection():
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            return
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        rgba_str = self._color_helper.get_current_color(self.view.get_buffer(), True)
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        if rgba_str is not None and self._color_button is None:
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            rgba = Gdk.RGBA()
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            parsed = rgba.parse(rgba_str)
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            if parsed:
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                self._color_button = Gtk.ColorButton.new_with_rgba(rgba)
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                self._color_button.set_halign(Gtk.Align.START)
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                self._color_button.set_valign(Gtk.Align.START)
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                self._color_button.show()
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                self._color_button.connect('color-set', self.on_color_set)
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                self.overlay.add_overlay(self._color_button)
 
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        if rgba_str is not None and rgba_str != self._rgba_str and self._color_button is not None:
 
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            rgba = Gdk.RGBA()
 
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            parsed = rgba.parse(rgba_str)
 
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            if parsed:
 
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                self._rgba_str = rgba_str
 
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                self._color_button.set_rgba(rgba)
 
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        elif rgba_str is not None and self._color_button is None:
 
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            rgba = Gdk.RGBA()
 
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            parsed = rgba.parse(rgba_str)
 
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            if parsed:
 
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                self._rgba_str = rgba_str
 
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                bounds = buf.get_selection_bounds()
 
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                if bounds != ():
 
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                    self._color_button = Gtk.ColorButton.new_with_rgba(rgba)
 
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                    self._color_button.set_halign(Gtk.Align.START)
 
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                    self._color_button.set_valign(Gtk.Align.START)
 
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                    self._color_button.show()
 
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                    self._color_button.connect('color-set', self.on_color_set)
 
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                    start, end = bounds
 
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                    location = self.view.get_iter_location(start)
 
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                    win_x, win_y = self.view.buffer_to_window_coords(Gtk.TextWindowType.TEXT, location.x, location.y)
 
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                    min_width, nat_width = self._color_button.get_preferred_width()
 
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                    min_height, nat_height = self._color_button.get_preferred_height()
 
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                    x = win_x
 
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                    if win_y - nat_height > 0:
 
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                        y = win_y - nat_height
 
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                    else:
 
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                        y = win_y + location.height
 
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                    self.view.add_child_in_window(self._color_button, Gtk.TextWindowType.TEXT, x, y)
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        elif not rgba_str and self._color_button is not None:
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            self._color_button.destroy()
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            self._color_button = None