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Add a progress cell renderer, based on the one found in Epiphany.

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This commit is contained in:
Matthias Clasen 2004-05-12 16:07:44 +00:00
parent e2d31f7480
commit b3e562abcf
12 changed files with 551 additions and 6 deletions
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12
ChangeLog
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@ -1,3 +1,15 @@
2004-05-12 Matthias Clasen <mclasen@redhat.com>
* tests/testtreeedit.c: Add a progress column.
* gtk/Makefile.am: Add gtkcellrendererprogress.[hc] in the right
places.
* gtk/gtk.h: Include gtkcellrendererprogress.h.
* gtk/gtkcellrendererprogress.[hc]: A progress cell renderer,
based on the one found in Epiphany.
2004-05-11 Michael Natterer <mitch@gimp.org>
* gtk/gtkcombobox.c (gtk_combo_box_popup)

12
ChangeLog.pre-2-10
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@ -1,3 +1,15 @@
2004-05-12 Matthias Clasen <mclasen@redhat.com>
* tests/testtreeedit.c: Add a progress column.
* gtk/Makefile.am: Add gtkcellrendererprogress.[hc] in the right
places.
* gtk/gtk.h: Include gtkcellrendererprogress.h.
* gtk/gtkcellrendererprogress.[hc]: A progress cell renderer,
based on the one found in Epiphany.
2004-05-11 Michael Natterer <mitch@gimp.org>
* gtk/gtkcombobox.c (gtk_combo_box_popup)

12
ChangeLog.pre-2-6
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@ -1,3 +1,15 @@
2004-05-12 Matthias Clasen <mclasen@redhat.com>
* tests/testtreeedit.c: Add a progress column.
* gtk/Makefile.am: Add gtkcellrendererprogress.[hc] in the right
places.
* gtk/gtk.h: Include gtkcellrendererprogress.h.
* gtk/gtkcellrendererprogress.[hc]: A progress cell renderer,
based on the one found in Epiphany.
2004-05-11 Michael Natterer <mitch@gimp.org>
* gtk/gtkcombobox.c (gtk_combo_box_popup)

12
ChangeLog.pre-2-8
View File

@ -1,3 +1,15 @@
2004-05-12 Matthias Clasen <mclasen@redhat.com>
* tests/testtreeedit.c: Add a progress column.
* gtk/Makefile.am: Add gtkcellrendererprogress.[hc] in the right
places.
* gtk/gtk.h: Include gtkcellrendererprogress.h.
* gtk/gtkcellrendererprogress.[hc]: A progress cell renderer,
based on the one found in Epiphany.
2004-05-11 Michael Natterer <mitch@gimp.org>
* gtk/gtkcombobox.c (gtk_combo_box_popup)

6
docs/reference/ChangeLog
View File

@ -1,3 +1,9 @@
2004-05-12 Matthias Clasen <mclasen@redhat.com>
* gtk/gtk.types: Add gtk_cell_renderer_toggle_get_type.
* gtk/gtk-sections.txt: Add section for GtkCellRendererProgress.
Wed May 12 00:30:57 2004 Matthias Clasen <maclas@gmx.de>
* gdk/tmpl/gcs.sgml: Additions.

16
docs/reference/gtk/gtk-sections.txt
View File

@ -4007,6 +4007,22 @@ GTK_CELL_RENDERER_TOGGLE_GET_CLASS
gtk_cell_renderer_toggle_get_type
</SECTION>
<SECTION>
<FILE>gtkcellrendererprogress</FILE>
<TITLE>GtkCellRendererProgress</TITLE>
GtkCellRendererProgress
gtk_cell_renderer_progress_new
<SUBSECTION Standard>
GTK_CELL_RENDERER_PROGRESS
GTK_IS_CELL_RENDERER_PROGRESS
GTK_TYPE_CELL_RENDERER_PROGRESS
GTK_CELL_RENDERER_PROGRESS_CLASS
GTK_IS_CELL_RENDERER_PROGRESS_CLASS
GTK_CELL_RENDERER_PROGRESS_GET_CLASS
<SUBSECTION Private>
gtk_cell_renderer_progress_get_type
</SECTION>
<SECTION>
<FILE>gtkliststore</FILE>
<TITLE>GtkListStore</TITLE>

1
docs/reference/gtk/gtk.types
View File

@ -20,6 +20,7 @@ gtk_cell_renderer_get_type
gtk_cell_renderer_pixbuf_get_type
gtk_cell_renderer_text_get_type
gtk_cell_renderer_toggle_get_type
gtk_cell_renderer_progress_get_type
gtk_check_button_get_type
gtk_check_menu_item_get_type
gtk_clist_get_type

2
gtk/Makefile.am
View File

@ -118,6 +118,7 @@ gtk_public_h_sources = \
gtkcelllayout.h \
gtkcellrenderer.h \
gtkcellrendererpixbuf.h \
gtkcellrendererprogress.h \
gtkcellrenderertext.h \
gtkcellrenderertoggle.h \
gtkcheckbutton.h \
@ -321,6 +322,7 @@ gtk_c_sources = \
gtkcelllayout.c \
gtkcellrenderer.c \
gtkcellrendererpixbuf.c \
gtkcellrendererprogress.c \
gtkcellrendererseptext.c\
gtkcellrenderertext.c \
gtkcellrenderertoggle.c \

1
gtk/gtk.h
View File

@ -48,6 +48,7 @@
#include <gtk/gtkcelllayout.h>
#include <gtk/gtkcellrenderer.h>
#include <gtk/gtkcellrendererpixbuf.h>
#include <gtk/gtkcellrendererprogress.h>
#include <gtk/gtkcellrenderertext.h>
#include <gtk/gtkcellrenderertoggle.h>
#include <gtk/gtkcheckbutton.h>

381
gtk/gtkcellrendererprogress.c Normal file
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@ -0,0 +1,381 @@
/* gtkcellrendererprogress.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.
*/
/*
* Modified by the GTK+ Team and others 1997-2004. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#include "config.h"
#include <stdlib.h>
#include "gtkcellrendererprogress.h"
#include "gtkintl.h"
#define GTK_CELL_RENDERER_PROGRESS_GET_PRIVATE(object) (G_TYPE_INSTANCE_GET_PRIVATE ((object), \
GTK_TYPE_CELL_RENDERER_PROGRESS, \
GtkCellRendererProgressPrivate))
#define XPAD 4
#define YPAD 8
enum
{
PROP_0,
PROP_VALUE,
PROP_TEXT
};
struct _GtkCellRendererProgressPrivate
{
gint value;
gchar *text;
gchar *label;
gint min_h;
gint min_w;
};
static void gtk_cell_renderer_progress_finalize (GObject *object);
static void gtk_cell_renderer_progress_get_property (GObject *object,
guint param_id,
GValue *value,
GParamSpec *pspec);
static void gtk_cell_renderer_progress_set_property (GObject *object,
guint param_id,
const GValue *value,
GParamSpec *pspec);
static void gtk_cell_renderer_progress_set_value (GtkCellRendererProgress *cellprogress,
gint value);
static void gtk_cell_renderer_progress_set_text (GtkCellRendererProgress *cellprogress,
gchar *text);
static void compute_dimensions (GtkWidget *widget,
const gchar *text,
gint *width,
gint *height);
static void gtk_cell_renderer_progress_get_size (GtkCellRenderer *cell,
GtkWidget *widget,
GdkRectangle *cell_area,
gint *x_offset,
gint *y_offset,
gint *width,
gint *height);
static void gtk_cell_renderer_progress_render (GtkCellRenderer *cell,
GdkWindow *window,
GtkWidget *widget,
GdkRectangle *background_area,
GdkRectangle *cell_area,
GdkRectangle *expose_area,
guint flags);
G_DEFINE_TYPE (GtkCellRendererProgress, gtk_cell_renderer_progress, GTK_TYPE_CELL_RENDERER);
static void
gtk_cell_renderer_progress_class_init (GtkCellRendererProgressClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
object_class->finalize = gtk_cell_renderer_progress_finalize;
object_class->get_property = gtk_cell_renderer_progress_get_property;
object_class->set_property = gtk_cell_renderer_progress_set_property;
cell_class->get_size = gtk_cell_renderer_progress_get_size;
cell_class->render = gtk_cell_renderer_progress_render;
/**
* GtkCellRendererProgress:value:
*
* The "value" property determines the percentage to which the
* progress bar will be "filled in".
*
* Since: 2.6
**/
g_object_class_install_property (object_class,
PROP_VALUE,
g_param_spec_int ("value",
P_("Value"),
P_("Value of the progress bar"),
-2, 100, 0,
G_PARAM_READWRITE));
/**
* GtkCellRendererProgress:text:
*
* The "text" property determines the label which will be drawn
* over the progress bar. Setting this property to %NULL causes the default
* label to be displayed. Setting this property to an empty string causes
* no label to be displayed.
*
* Since: 2.6
**/
g_object_class_install_property (object_class,
PROP_TEXT,
g_param_spec_string ("text",
P_("Text"),
P_("Text on the progress bar"),
NULL,
G_PARAM_READWRITE));
g_type_class_add_private (object_class,
sizeof (GtkCellRendererProgressPrivate));
}
static void
gtk_cell_renderer_progress_init (GtkCellRendererProgress *cellprogress)
{
cellprogress->priv = GTK_CELL_RENDERER_PROGRESS_GET_PRIVATE (cellprogress);
cellprogress->priv->value = 0;
cellprogress->priv->text = NULL;
cellprogress->priv->label = NULL;
cellprogress->priv->min_w = -1;
}
/**
* gtk_cell_renderer_progress_new:
*
* Creates a new #GtkCellRendererProgress.
*
* Return value: the new cell renderer
*
* Since: 2.6
**/
GtkCellRenderer*
gtk_cell_renderer_progress_new (void)
{
return GTK_CELL_RENDERER (g_object_new (GTK_TYPE_CELL_RENDERER_PROGRESS, NULL));
}
static void
gtk_cell_renderer_progress_finalize (GObject *object)
{
GtkCellRendererProgress *cellprogress = GTK_CELL_RENDERER_PROGRESS (object);
g_free (cellprogress->priv->text);
g_free (cellprogress->priv->label);
G_OBJECT_CLASS (gtk_cell_renderer_progress_parent_class)->finalize (object);
}
static void
gtk_cell_renderer_progress_get_property (GObject *object,
guint param_id,
GValue *value,
GParamSpec *pspec)
{
GtkCellRendererProgress *cellprogress = GTK_CELL_RENDERER_PROGRESS (object);
switch (param_id)
{
case PROP_VALUE:
g_value_set_int (value, cellprogress->priv->value);
break;
case PROP_TEXT:
g_value_set_string (value, cellprogress->priv->text);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
}
}
static void
gtk_cell_renderer_progress_set_property (GObject *object,
guint param_id,
const GValue *value,
GParamSpec *pspec)
{
GtkCellRendererProgress *cellprogress = GTK_CELL_RENDERER_PROGRESS (object);
switch (param_id)
{
case PROP_VALUE:
gtk_cell_renderer_progress_set_value (cellprogress,
g_value_get_int (value));
break;
case PROP_TEXT:
gtk_cell_renderer_progress_set_text (cellprogress,
g_value_get_string (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
}
}
static void
gtk_cell_renderer_progress_set_value (GtkCellRendererProgress *cellprogress,
gint value)
{
gchar *text;
cellprogress->priv->value = value;
if (cellprogress->priv->text)
text = g_strdup (cellprogress->priv->text);
else if (cellprogress->priv->value == GTK_PROGRESS_CELL_FAILED)
/* Translator hint: this is a label on progress bars inside a tree view.
*/
text = g_strdup (_("Failed"));
else if (cellprogress->priv->value == GTK_PROGRESS_CELL_UNKNOWN)
/* Translator hint: this is a label on progress bars inside a tree view.
*/
text = g_strdup (_("Unknown"));
else
/* Translator hint: this is the default label on progress bars
* inside a tree view. %d will be replaced by the percentage
*/
text = g_strdup_printf (_("%d %%"), cellprogress->priv->value);
g_free (cellprogress->priv->label);
cellprogress->priv->label = text;
}
static void
gtk_cell_renderer_progress_set_text (GtkCellRendererProgress *cellprogress,
gchar *text)
{
gchar *new_text;
new_text = g_strdup (text);
g_free (cellprogress->priv->text);
cellprogress->priv->text = new_text;
/* Update the label */
gtk_cell_renderer_progress_set_value (cellprogress, cellprogress->priv->value);
}
static void
compute_dimensions (GtkWidget *widget,
const gchar *text,
gint *width,
gint *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
gtk_cell_renderer_progress_get_size (GtkCellRenderer *cell,
GtkWidget *widget,
GdkRectangle *cell_area,
gint *x_offset,
gint *y_offset,
gint *width,
gint *height)
{
GtkCellRendererProgress *cellprogress = GTK_CELL_RENDERER_PROGRESS (cell);
gint w, h;
if (cellprogress->priv->min_w < 0)
compute_dimensions (widget, _("Unknown"),
&cellprogress->priv->min_w,
&cellprogress->priv->min_h);
compute_dimensions (widget, cellprogress->priv->label, &w, &h);
if (width)
*width = MAX (cellprogress->priv->min_w, w);
if (height)
*height = MIN (cellprogress->priv->min_h, h);
}
static void
gtk_cell_renderer_progress_render (GtkCellRenderer *cell,
GdkWindow *window,
GtkWidget *widget,
GdkRectangle *background_area,
GdkRectangle *cell_area,
GdkRectangle *expose_area,
guint flags)
{
GtkCellRendererProgress *cellprogress = GTK_CELL_RENDERER_PROGRESS (cell);
GdkGC *gc;
PangoLayout *layout;
PangoRectangle logical_rect;
gint x, y, w, h, perc_w, pos;
GdkRectangle clip;
gboolean is_rtl;
is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
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, is_rtl ? (x + w - perc_w) : x, y, perc_w, h);
layout = gtk_widget_create_pango_layout (widget, cellprogress->priv->label);
pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
pos = (w - logical_rect.width)/2;
clip.x = x;
clip.y = y;
clip.width = is_rtl ? w - perc_w : perc_w;
clip.height = h;
gtk_paint_layout (widget->style, window,
is_rtl ? GTK_STATE_NORMAL : GTK_STATE_SELECTED,
FALSE, &clip, widget, "progressbar",
x + pos, y + (h - logical_rect.height)/2,
layout);
clip.x = clip.x + clip.width;
clip.width = w - clip.width;
gtk_paint_layout (widget->style, window,
is_rtl ? GTK_STATE_SELECTED : GTK_STATE_NORMAL,
FALSE, &clip, widget, "progressbar",
x + pos, y + (h - logical_rect.height)/2,
layout);
g_object_unref (G_OBJECT (layout));
g_object_unref (G_OBJECT (gc));
}

75
gtk/gtkcellrendererprogress.h Normal file
View File

@ -0,0 +1,75 @@
/* gtkcellrendererprogress.h
* Copyright (C) 2002 Naba Kumar <kh_naba@users.sourceforge.net>
* modified by Jörgen Scheibengruber <mfcn@gmx.de>
*
* 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.
*/
/*
* Modified by the GTK+ Team and others 1997-2004. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#ifndef __GTK_CELL_RENDERER_PROGRESS_H__
#define __GTK_CELL_RENDERER_PROGRESS_H__
#include <gtk/gtkcellrenderer.h>
G_BEGIN_DECLS
#define GTK_TYPE_CELL_RENDERER_PROGRESS (gtk_cell_renderer_progress_get_type ())
#define GTK_CELL_RENDERER_PROGRESS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CELL_RENDERER_PROGRESS, GtkCellRendererProgress))
#define GTK_CELL_RENDERER_PROGRESS_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CELL_RENDERER_PROGRESS, GtkCellRendererProgressClass))
#define GTK_IS_CELL_RENDERER_PROGRESS(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CELL_RENDERER_PROGRESS))
#define GTK_IS_CELL_RENDERER_PROGRESS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CELL_RENDERER_PROGRESS))
#define GTK_CELL_RENDERER_PROGRESS_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CELL_RENDERER_PROGRESS, GtkCellRendererProgressClass))
typedef struct _GtkCellRendererProgress GtkCellRendererProgress;
typedef struct _GtkCellRendererProgressClass GtkCellRendererProgressClass;
typedef struct _GtkCellRendererProgressPrivate GtkCellRendererProgressPrivate;
enum
{
GTK_PROGRESS_CELL_UNKNOWN = -1,
GTK_PROGRESS_CELL_FAILED = -2
};
struct _GtkCellRendererProgress
{
GtkCellRenderer parent_instance;
/*< private >*/
GtkCellRendererProgressPrivate *priv;
};
struct _GtkCellRendererProgressClass
{
GtkCellRendererClass parent_class;
/* Padding for future expansion */
void (*_gtk_reserved1) (void);
void (*_gtk_reserved2) (void);
void (*_gtk_reserved3) (void);
void (*_gtk_reserved4) (void);
};
GType gtk_cell_renderer_progress_get_type (void);
GtkCellRenderer* gtk_cell_renderer_progress_new (void);
G_END_DECLS
#endif /* __GTK_CELL_RENDERER_PROGRESS_H__ */

27
tests/testtreeedit.c
View File

@ -4,22 +4,24 @@
typedef struct {
const gchar *string;
gboolean is_editable;
gint progress;
} ListEntry;
enum {
STRING_COLUMN,
IS_EDITABLE_COLUMN,
PIXBUF_COLUMN,
PROGRESS_COLUMN,
NUM_COLUMNS
};
static ListEntry model_strings[] =
{
{"A simple string", TRUE },
{"Another string!", TRUE },
{"Guess what, a third string. This one can't be edited", FALSE },
{"And then a fourth string. Neither can this", FALSE },
{"Multiline\nFun!", TRUE },
{"A simple string", TRUE, 0 },
{"Another string!", TRUE, 10 },
{"Guess what, a third string. This one can't be edited", FALSE, 47 },
{"And then a fourth string. Neither can this", FALSE, 48 },
{"Multiline\nFun!", TRUE, 75 },
{ NULL }
};
@ -39,7 +41,8 @@ create_model (void)
model = gtk_tree_store_new (NUM_COLUMNS,
G_TYPE_STRING,
G_TYPE_BOOLEAN,
GDK_TYPE_PIXBUF);
GDK_TYPE_PIXBUF,
G_TYPE_INT);
for (i = 0; model_strings[i].string != NULL; i++)
{
@ -49,6 +52,7 @@ create_model (void)
STRING_COLUMN, model_strings[i].string,
IS_EDITABLE_COLUMN, model_strings[i].is_editable,
PIXBUF_COLUMN, foo,
PROGRESS_COLUMN, model_strings[i].progress,
-1);
}
@ -116,6 +120,9 @@ main (gint argc, gchar **argv)
gtk_init (&argc, &argv);
if (g_getenv ("RTL"))
gtk_widget_set_default_direction (GTK_TEXT_DIR_RTL);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_title (GTK_WINDOW (window), "GtkTreeView editing sample");
g_signal_connect (window, "destroy", gtk_main_quit, NULL);
@ -174,6 +181,14 @@ main (gint argc, gchar **argv)
renderer,
"active", IS_EDITABLE_COLUMN,
NULL);
renderer = gtk_cell_renderer_progress_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
-1, "Progress",
renderer,
"value", PROGRESS_COLUMN,
NULL);
gtk_container_add (GTK_CONTAINER (scrolled_window), tree_view);
gtk_window_set_default_size (GTK_WINDOW (window),