|
class gtk.ColorButton(gtk.Button): |
+--gobject.GObject +-- gtk.Object +-- gtk.Widget +-- gtk.Container +-- gtk.Bin +-- gtk.Button +-- gtk.ColorButton
|
gtk.Container Signal Prototypes
def callback( |
The gtk.ColorButton
is a button that displays the currently selected color and, when
clicked, opens a gtk.ColorSelectionDialog
to change the color. It's a suitable widget for selecting a color in a
preference dialog. The gtk.ColorButton
is available in PyGTK 2.4 and above.
gtk.ColorButton(color
=gtk.gdk.Color(0,0,0))
| an optional gtk.gdk.Color to set the current color with |
Returns : | a new color button. |
This constructor is available in PyGTK 2.4 and above.
Creates a new color button with the current color set to the color
specified by the optional gtk.gdk.Color
color
. A color button is a small button containing a
swatch representing the current selected color. When the button is clicked,
a gtk.ColorSelectionDialog
will open, allowing the user to select a color. The swatch will be updated
to reflect the new color the user selects.
def set_color(color
)
| A gtk.gdk.Color to set the current color with. |
This method is available in PyGTK 2.4 and above.
The set_color
() method sets the current
color (and the "color" property) to the color specified by the gtk.gdk.Color
color
.
def get_color()
Returns : | a gtk.gdk.Color
specifying the current color. |
This method is available in PyGTK 2.4 and above.
The get_color
() method returns the
value of the "color" property which is a gtk.gdk.Color
specifying the current color in the gtk.ColorButton
widget.
def set_alpha(alpha
)
| The opacity in the range 0 to 65535. |
This method is available in PyGTK 2.4 and above.
The set_alpha
() method sets the current
opacity (and the "alpha" property) to the value specified by
alpha
.
def get_alpha()
Returns : | the opacity in the range 0 to 65535. |
This method is available in PyGTK 2.4 and above.
The get_alpha
() method returns the
value of the "alpha" property that contains the opacity setting.
def set_use_alpha(use_alpha
)
| if True , the color button
should use the alpha channel. |
This method is available in PyGTK 2.4 and above.
The set_use_alpha
() method sets the
"use-alpha" property to the value of
use_alpha
. If use_alpha
is True
, the color swatch on the button is rendered
against a checkerboard background to show its opacity and the opacity
slider is displayed in the color selection dialog.
def get_use_alpha()
Returns : | True if the color sample
should use the alpha channel |
This method is available in PyGTK 2.4 and above.
The get_use_alpha
() method returns the
value of the "use-alpha" property. If True
the
color selection dialog should use the alpha channel.
def set_title(title
)
| a string containing the new gtk.ColorSelectionDialog
title. |
This method is available in PyGTK 2.4 and above.
The set_title
() method sets the title
for the color selection dialog to the string contained in
title
. The "title" property is also set.
def get_title()
Returns : | the title of the gtk.ColorSelectionDialog |
This method is available in PyGTK 2.4 and above.
The get_title
() method returns the
value of the "title" property that contains the title of the color
selection dialog.
def callback(colorbutton
, user_param1
, ...
)
| the colorbutton that received the signal |
| the first user parameter (if any) specified
with the connect () |
| additional user parameters (if any) |
This signal is available in PyGTK 2.4 and above.
The "color-set" signal is emitted when the user selects a
color. When handling this signal, use the get_color
()
and the get_alpha
()
methods to find out what color was just selected.
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