61 lines
1.4 KiB
Python
61 lines
1.4 KiB
Python
import gtk
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import gobject
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class ColorButton(gtk.RadioButton):
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def __init__(self, group, rgb):
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gtk.RadioButton.__init__(self, group)
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self._rgb = rgb
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self.set_mode(False)
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self.set_relief(gtk.RELIEF_NONE)
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drawing_area = gtk.DrawingArea()
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drawing_area.set_size_request(24, 24)
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drawing_area.connect_after('expose_event', self.expose)
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self.add(drawing_area)
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drawing_area.show()
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def color(self):
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return self._rgb
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def expose(self, widget, event):
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rect = widget.get_allocation()
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ctx = widget.window.cairo_create()
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ctx.set_source_rgb(self._rgb[0], self._rgb[1] , self._rgb[2])
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ctx.rectangle(4, 4, rect.width - 8, rect.height - 8)
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ctx.fill()
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return False
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class Toolbox(gtk.HBox):
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__gsignals__ = {
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'color-selected': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
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([gobject.TYPE_PYOBJECT]))
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}
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def __init__(self):
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gtk.HBox.__init__(self, False, 6)
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self._colors_group = None
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self._add_color([0, 0, 0])
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self._add_color([1, 0, 0])
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self._add_color([0, 1, 0])
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self._add_color([0, 0, 1])
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def _add_color(self, rgb):
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color = ColorButton(self._colors_group, rgb)
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color.unset_flags(gtk.CAN_FOCUS)
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color.connect('clicked', self.__color_clicked_cb, rgb)
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self.pack_start(color, False)
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if self._colors_group == None:
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self._colors_group = color
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color.show()
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def __color_clicked_cb(self, button, rgb):
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self.emit("color-selected", button.color())
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