static void
gimp_display_shell_check_notify_handler (GObject *config,
GParamSpec *param_spec,
GimpDisplayShell *shell)
{
GimpCanvasPaddingMode padding_mode;
GimpRGB padding_color;
if (shell->checkerboard)
{
cairo_pattern_destroy (shell->checkerboard);
shell->checkerboard = NULL;
}
gimp_display_shell_get_padding (shell, &padding_mode, &padding_color);
switch (padding_mode)
{
case GIMP_CANVAS_PADDING_MODE_LIGHT_CHECK:
case GIMP_CANVAS_PADDING_MODE_DARK_CHECK:
gimp_display_shell_set_padding (shell, padding_mode, &padding_color);
break;
default:
break;
}
gimp_display_shell_expose_full (shell);
}
void
gimp_display_shell_canvas_realize (GtkWidget *canvas,
GimpDisplayShell *shell)
{
GimpCanvasPaddingMode padding_mode;
GimpRGB padding_color;
GtkAllocation allocation;
gtk_widget_grab_focus (canvas);
gimp_display_shell_get_padding (shell, &padding_mode, &padding_color);
gimp_display_shell_set_padding (shell, padding_mode, &padding_color);
gtk_widget_get_allocation (canvas, &allocation);
gimp_display_shell_title_update (shell);
shell->disp_width = allocation.width;
shell->disp_height = allocation.height;
/* set up the scrollbar observers */
g_signal_connect (shell->hsbdata, "value-changed",
G_CALLBACK (gimp_display_shell_hadjustment_changed),
shell);
g_signal_connect (shell->vsbdata, "value-changed",
G_CALLBACK (gimp_display_shell_vadjustment_changed),
shell);
g_signal_connect (shell->hsb, "change-value",
G_CALLBACK (gimp_display_shell_hscrollbar_change_value),
shell);
g_signal_connect (shell->vsb, "change-value",
G_CALLBACK (gimp_display_shell_vscrollbar_change_value),
shell);
/* allow shrinking */
gtk_widget_set_size_request (GTK_WIDGET (shell), 0, 0);
shell->xfer = gimp_display_xfer_realize (GTK_WIDGET(shell));
}
