Merge new-downloader branch. We reworked the backend, the user

interface is still incomplete.

1 files changed, 308 insertions, 0 deletions

diff --git a/lib/widgets/ephy-cell-renderer-progress.c b/lib/widgets/ephy-cell-renderer-progress.c
new file mode 100644
index 000000000..5e96dc601
--- /dev/null
+++ b/lib/widgets/ephy-cell-renderer-progress.c
@@ -0,0 +1,308 @@
+/* gtkcellrenderer.c
+ * Copyright (C) 2002 Naba Kumar <kh_naba@users.sourceforge.net>
+ * heavily modified by Jörgen Scheibengruber <mfcn@gmx.de>
+ * heavily modified by Marco Pesenti Gritti <marco@gnome.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <config.h>
+#include <stdlib.h>
+#include <bonobo/bonobo-i18n.h>
+
+#include "ephy-cell-renderer-progress.h"
+
+static void ephy_cell_renderer_progress_init       (EphyCellRendererProgress *celltext);
+static void ephy_cell_renderer_progress_class_init (EphyCellRendererProgressClass *class);
+
+#define EPHY_CELL_RENDERER_PROGRESS_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_CELL_RENDERER_PROGRESS, EphyCellRendererProgressPrivate))
+
+#define XPAD 4
+#define YPAD 2
+#define UNKNOWN_STRING _("Unknown")
+
+enum
+{
+	PROP_0,
+	PROP_VALUE
+}; 
+
+struct _EphyCellRendererProgressPrivate
+{
+	int value;
+	char *text;
+	int min_h;
+	int min_w;
+};
+
+static gpointer parent_class;
+
+GtkType
+ephy_cell_renderer_progress_get_type (void)
+{
+	static GtkType cell_progress_type = 0;
+
+	if (!cell_progress_type)
+	{
+		static const GTypeInfo cell_progress_info =
+		{
+			sizeof (EphyCellRendererProgressClass),
+			NULL,		/* base_init */
+			NULL,		/* base_finalize */
+			(GClassInitFunc) ephy_cell_renderer_progress_class_init,
+			NULL,		/* class_finalize */
+			NULL,		/* class_data */
+			sizeof (EphyCellRendererProgress),
+			0,              /* n_preallocs */
+			(GInstanceInitFunc) ephy_cell_renderer_progress_init,
+		};
+		cell_progress_type = g_type_register_static (GTK_TYPE_CELL_RENDERER,
+                                               "EphyCellRendererProgress",
+                                               &cell_progress_info, 0);
+	}
+
+	return cell_progress_type;
+}
+
+static void
+ephy_cell_renderer_progress_init (EphyCellRendererProgress *cellprogress)
+{
+	cellprogress->priv = EPHY_CELL_RENDERER_PROGRESS_GET_PRIVATE (cellprogress);
+	cellprogress->priv->value = 0;
+	cellprogress->priv->text = NULL;
+	cellprogress->priv->min_w = -1;
+}
+
+static void
+ephy_cell_renderer_progress_set_value (EphyCellRendererProgress *cellprogress, int value)
+{
+	char *text;
+
+	cellprogress->priv->value = value;
+
+	if (cellprogress->priv->value == EPHY_PROGRESS_CELL_FAILED)
+	{
+		text = g_strdup (_("Failed"));
+	}
+	else if (cellprogress->priv->value == EPHY_PROGRESS_CELL_UNKNOWN)
+	{
+		text = g_strdup (UNKNOWN_STRING);
+	}
+	else
+	{
+		text = g_strdup_printf ("%d %%", cellprogress->priv->value);
+	}
+
+	g_free (cellprogress->priv->text);
+	cellprogress->priv->text = text;
+}
+
+static void
+ephy_cell_renderer_progress_get_property (GObject *object,
+                                          guint param_id,
+                                          GValue *value,
+                                          GParamSpec *pspec)
+{
+	EphyCellRendererProgress *cellprogress = EPHY_CELL_RENDERER_PROGRESS (object);
+
+	switch (param_id)
+	{
+		case PROP_VALUE:
+			g_value_set_int (value, cellprogress->priv->value);
+			break;
+		default:
+			G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+	}
+}
+
+static void
+ephy_cell_renderer_progress_set_property (GObject *object,
+				          guint param_id,
+				          const GValue *value,
+				          GParamSpec   *pspec)
+{
+	EphyCellRendererProgress *cellprogress = EPHY_CELL_RENDERER_PROGRESS (object);
+
+	switch (param_id)
+	{
+		case PROP_VALUE:
+			ephy_cell_renderer_progress_set_value
+				(cellprogress, g_value_get_int (value));
+			break;
+		default:
+			G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+	}
+	g_object_notify (object, "value");
+}
+
+static void
+compute_dimensions (GtkWidget *widget, const char *text, int *width, int *height)
+{
+	PangoRectangle logical_rect;
+	PangoLayout *layout;
+
+	layout = gtk_widget_create_pango_layout (widget, text);
+	pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
+
+	if (width)
+	{
+		*width = logical_rect.width + XPAD * 2 +
+			 widget->style->xthickness * 2;
+	}
+
+	if (height)
+	{
+		*height = logical_rect.height + YPAD * 2 +
+			  widget->style->ythickness * 2;
+	}
+
+	g_object_unref (G_OBJECT (layout));
+}
+
+static void
+ephy_cell_renderer_progress_get_size (GtkCellRenderer *cell,
+				      GtkWidget *widget,
+				      GdkRectangle *cell_area,
+				      gint *x_offset,
+				      gint *y_offset,
+				      gint *width,
+				      gint *height)
+{
+	EphyCellRendererProgress *cellprogress = EPHY_CELL_RENDERER_PROGRESS (cell);
+	int w, h;
+
+	if (cellprogress->priv->min_w < 0)
+	{
+		compute_dimensions (widget, UNKNOWN_STRING,
+				    &cellprogress->priv->min_w,
+				    &cellprogress->priv->min_h);
+	}
+
+	compute_dimensions (widget, cellprogress->priv->text, &w, &h);
+
+	if (width)
+	{
+		*width = MAX (cellprogress->priv->min_w, w);
+	}
+
+	if (height)
+	{
+		*height = MIN (cellprogress->priv->min_h, h);
+	}
+}
+
+GtkCellRenderer*
+ephy_cell_renderer_progress_new (void)
+{
+	return GTK_CELL_RENDERER (g_object_new (ephy_cell_renderer_progress_get_type (), NULL));
+}
+
+static void
+ephy_cell_renderer_progress_render (GtkCellRenderer *cell,
+			            GdkWindow *window,
+			            GtkWidget *widget,
+			            GdkRectangle *background_area,
+			            GdkRectangle *cell_area,
+			            GdkRectangle *expose_area,
+			            guint flags)
+{
+	EphyCellRendererProgress *cellprogress = (EphyCellRendererProgress *) cell;
+	GdkGC *gc;
+	PangoLayout *layout;
+	PangoRectangle logical_rect;
+	GtkStateType state;
+	int x, y, w, h, perc_w, pos;
+
+	gc = gdk_gc_new (window);
+
+	x = cell_area->x + XPAD;
+	y = cell_area->y + YPAD;
+
+	w = cell_area->width - XPAD * 2;
+	h = cell_area->height - YPAD * 2;
+
+	gdk_gc_set_rgb_fg_color (gc, &widget->style->fg[GTK_STATE_NORMAL]);
+	gdk_draw_rectangle (window, gc, TRUE, x, y, w, h);
+
+	x += widget->style->xthickness;
+	y += widget->style->ythickness;
+	w -= widget->style->xthickness * 2;
+	h -= widget->style->ythickness * 2;
+	gdk_gc_set_rgb_fg_color (gc, &widget->style->bg[GTK_STATE_NORMAL]);
+	gdk_draw_rectangle (window, gc, TRUE, x, y, w, h);
+
+	gdk_gc_set_rgb_fg_color (gc, &widget->style->bg[GTK_STATE_SELECTED]);
+	perc_w = w * cellprogress->priv->value / 100;
+	gdk_draw_rectangle (window, gc, TRUE, x, y, perc_w, h);
+
+	layout = gtk_widget_create_pango_layout (widget, cellprogress->priv->text);
+	pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
+
+	pos = (w - logical_rect.width)/2;
+
+	if (perc_w < pos + logical_rect.width/2)
+	{
+		state = GTK_STATE_NORMAL;
+	}
+	else
+	{
+		state = GTK_STATE_SELECTED;
+	}
+
+	gtk_paint_layout (widget->style, window, state,
+			  FALSE, cell_area, widget, "progressbar",
+                          x + pos, y + (h - logical_rect.height)/2,
+                          layout);
+
+	g_object_unref (G_OBJECT (layout));
+	g_object_unref (G_OBJECT (gc));
+}
+
+static void
+ephy_cell_renderer_progress_finalize (GObject *object)
+{
+        EphyCellRendererProgress *cellprogress = EPHY_CELL_RENDERER_PROGRESS (object);
+
+	g_free (cellprogress->priv->text);
+
+        G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+ephy_cell_renderer_progress_class_init (EphyCellRendererProgressClass *class)
+{
+	GObjectClass *object_class = G_OBJECT_CLASS (class);
+	GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (class);
+
+	parent_class = g_type_class_peek_parent (class);
+  
+        object_class->finalize = ephy_cell_renderer_progress_finalize;
+	object_class->get_property = ephy_cell_renderer_progress_get_property;
+	object_class->set_property = ephy_cell_renderer_progress_set_property;
+
+	cell_class->get_size = ephy_cell_renderer_progress_get_size;
+	cell_class->render = ephy_cell_renderer_progress_render;
+  
+	g_object_class_install_property (object_class,
+                                         PROP_VALUE,
+                                         g_param_spec_int ("value",
+                                                           "Value",
+                                                           "Value of the progress bar.",
+                                                           -2, 100, 0,
+                                                           G_PARAM_READWRITE));
+
+	g_type_class_add_private (object_class, sizeof (EphyCellRendererProgressPrivate));
+}