C++ (Cpp) GTK_IS_CELL_RENDERER_BUBBLEの例

コード例 #1

ファイル: gtkcellrendererbubble.c プロジェクト: stieg/simply-mail

void
gtk_cell_renderer_bubble_set_show_bubble (GtkCellRendererBubble *cell,
																					gboolean							 show_bubble)
{
	g_return_if_fail (GTK_IS_CELL_RENDERER_BUBBLE (cell));
	cell->priv->show_bubble = show_bubble;
}

コード例 #2

ファイル: gtkcellrendererbubble.c プロジェクト: stieg/simply-mail

static void
render (GtkCellRenderer *cell,
        GdkDrawable *window,
        GtkWidget *widget,
        GdkRectangle *background_area,
        GdkRectangle *cell_area,
        GdkRectangle *expose_area,
        GtkCellRendererState flags)
{
	GtkCellRendererClass *klass;
	GtkCellRendererBubblePrivate *priv;
	cairo_t *cr;
	GdkColor color;
	gint radius;

	g_return_if_fail(GTK_IS_CELL_RENDERER_BUBBLE (cell));

	priv = GTK_CELL_RENDERER_BUBBLE (cell)->priv;

	if (priv->show_bubble) {
		cr = gdk_cairo_create(GDK_DRAWABLE (window));

		gdk_color_parse("#ccc", &color);
		gdk_cairo_set_source_color(cr, &color);

		radius = MIN(cell_area->width, cell_area->height) / 2;
		cairo_arc(cr,
		          cell_area->x + (cell_area->width / 2),
		          cell_area->y + (cell_area->height / 2),
		          radius,
		          0,
		          2 * G_PI);
		cairo_fill(cr);

		cairo_destroy(cr);
	}

	klass = GTK_CELL_RENDERER_CLASS(gtk_cell_renderer_bubble_parent_class);
	klass->render(cell, window, widget, background_area,
	              cell_area, expose_area, flags);
}

コード例 #3

ファイル: gtkcellrendererbubble.c プロジェクト: stieg/simply-mail

gboolean
gtk_cell_renderer_bubble_get_show_bubble (GtkCellRendererBubble *cell)
{
	g_return_val_if_fail (GTK_IS_CELL_RENDERER_BUBBLE (cell), FALSE);
	return cell->priv->show_bubble;
}

コード例 #4

ファイル: gtkcellrendererbubble.c プロジェクト: chergert/custom-gtk-widgets

static void
render (GtkCellRenderer      *cell,
        GdkDrawable          *window,
        GtkWidget            *widget,
        GdkRectangle         *background_area,
        GdkRectangle         *cell_area,
        GdkRectangle         *expose_area,
        GtkCellRendererState  flags)
{
  GtkCellRendererBubblePrivate *priv;
  cairo_t *cr;
  cairo_pattern_t *pattern;
  GdkColor *start;
  GdkColor *stop;
  
  g_return_if_fail (GTK_IS_CELL_RENDERER_BUBBLE (cell));
  
  priv = GTK_CELL_RENDERER_BUBBLE (cell)->priv;
  
  if (priv->show_bubble)
    {
      cr = gdk_cairo_create (GDK_DRAWABLE (window));
      g_assert (cr);
      
      start = &widget->style->light [GTK_STATE_SELECTED];
      stop = &widget->style->mid [GTK_STATE_SELECTED];
      
      pattern = cairo_pattern_create_linear (cell_area->x,
                                             cell_area->y,
                                             cell_area->x,
                                             cell_area->y + cell_area->height);
      
      cairo_pattern_add_color_stop_rgb (pattern, 0.3,
                                        start->red / (gdouble)G_MAXUINT16,
                                        start->green / (gdouble)G_MAXUINT16,
                                        start->blue / (gdouble)G_MAXUINT16);
      cairo_pattern_add_color_stop_rgb (pattern, 0.9,
                                        stop->red / (gdouble)G_MAXUINT16,
                                        stop->green / (gdouble)G_MAXUINT16,
                                        stop->blue / (gdouble)G_MAXUINT16);
      
      rounded_rectangle (cr,
                         cell_area->x, cell_area->y + 1,
                         cell_area->width, cell_area->height - 2,
                         cell_area->height / 2.5, cell_area->height / 2.5);
      
      cairo_set_source (cr, pattern);
      cairo_fill_preserve (cr);
      
      gdk_cairo_set_source_color (cr, &widget->style->dark [GTK_STATE_SELECTED]);
      cairo_set_line_width (cr, 1.0);
      cairo_stroke (cr);
      
      rounded_rectangle (cr,
                         cell_area->x + 1.0, cell_area->y + 2.0,
                         cell_area->width - 2.0, cell_area->height - 4.0,
                         cell_area->height / 2.5, cell_area->height / 2.5);
      gdk_cairo_set_source_color (cr, &widget->style->light [GTK_STATE_SELECTED]);
      cairo_stroke (cr);
      
      cairo_destroy (cr);
    }
  
  GTK_CELL_RENDERER_CLASS (gtk_cell_renderer_bubble_parent_class)->
    render (cell, window, widget, background_area, cell_area, expose_area, flags);
}