90 lines
2.8 KiB
Python
90 lines
2.8 KiB
Python
#
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# Python GUI - Controls - Gtk
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#
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from gi.repository import Gtk
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from GUI.Enumerations import EnumMap
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from GUI.Colors import Color
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from GUI.Fonts import Font
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from GUI.GControls import Control as GControl
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_justs = ['left', 'center', 'right']
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_just_to_gtk_alignment = EnumMap("justification",
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left = (0.0, Gtk.Justification.LEFT),
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centre = (0.5, Gtk.Justification.CENTER),
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center = (0.5, Gtk.Justification.CENTER),
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right = (1.0, Gtk.Justification.RIGHT),
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)
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class Control(GControl):
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# A component which encapsulates a Gtk control widget.
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_font = None
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_color = None
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def __init__(self, _gtk_outer = None, _gtk_title = None, **kwds):
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self._gtk_title_widget = _gtk_title or _gtk_outer
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GControl.__init__(self, _gtk_outer = _gtk_outer,
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_gtk_focus = kwds.pop('_gtk_focus', _gtk_outer),
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**kwds)
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def get_title(self):
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return self._gtk_title_widget.get_label()
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def set_title(self, v):
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self._gtk_title_widget.set_label(v)
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def get_enabled(self):
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#return self._gtk_outer_widget.get_sensitive()
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return self._gtk_outer_widget.get_property('sensitive')
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def set_enabled(self, v):
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self._gtk_outer_widget.set_sensitive(v)
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def get_color(self):
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return self._color
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# gdk_color = self._gtk_title_widget.get_style().fg[Gtk.StateType.NORMAL]
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# return Color._from_gdk_color(gdk_color)
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def set_color(self, v):
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#self._gtk_title_widget.modify_fg(Gtk.StateType.NORMAL, v._gdk_color)
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self._color = v
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self._gtk_title_widget.override_color(Gtk.StateType.NORMAL, v._gdk_rgba)
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def get_font(self):
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font = self._font
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if not font:
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font = Font._from_pango_description(self._gtk_title_widget.style.font_desc)
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return font
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def set_font(self, f):
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self._font = f
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gtk_title = self._gtk_title_widget
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# print "Control.set_font: gtk_title =", gtk_title ###
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# pd = f._pango_description ###
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# print "...family =", pd.get_family() ###
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# print "...size =", pd.get_size() ###
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#gtk_title.modify_font(f._pango_description)
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gtk_title.override_font(f._pango_description)
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gtk_title.queue_resize()
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def get_just(self):
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h = self._gtk_get_alignment()
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return _justs[int(round(2.0 * h))]
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def set_just(self, v):
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fraction, just = _just_to_gtk_alignment[v]
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self._gtk_set_alignment(fraction, just)
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def set_lines(self, num_lines):
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line_height = self.font.text_size("X")[1]
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#print "Control.set_lines: line_height =", line_height ###
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self.height = num_lines * line_height + self._vertical_padding
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def _gtk_get_alignment(self):
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raise NotImplementedError
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def _gtk_set_alignment(self, h):
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raise NotImplementedError
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