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This is a subclass of GEmblemedIcon that can show a number or short string as an emblem, overlayed on top of another emblem. Written by Cosimo Cecchi https://bugzilla.gnome.org/show_bug.cgi?id=637169
199 lines
6.1 KiB
C
199 lines
6.1 KiB
C
/* testnumerableicon.c
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* Copyright (C) 2010 Red Hat, Inc.
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* Authors: Cosimo Cecchi
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <stdlib.h>
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#include <gtk/gtk.h>
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#include "prop-editor.h"
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typedef struct {
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GIcon *numerable;
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GtkWidget *image;
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gboolean odd;
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GtkIconSize size;
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} PackData;
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static void
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button_clicked_cb (GtkButton *b,
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gpointer user_data)
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{
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PackData *d = user_data;
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GtkCssProvider *provider;
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GtkStyleContext *style;
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GError *error = NULL;
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gchar *data, *bg_str, *grad1, *grad2;
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const gchar data_format[] = "GtkNumerableIcon { background-color: %s; color: #000000;"
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"background-image: -gtk-gradient (linear, 0 0, 1 1, from(%s), to(%s));"
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"font: Monospace 12;"
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/* "background-image: url('apple-red.png');" */
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"}";
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bg_str = g_strdup_printf ("rgb(%d,%d,%d)", g_random_int_range (0, 255), g_random_int_range (0, 255), g_random_int_range (0, 255));
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grad1 = g_strdup_printf ("rgb(%d,%d,%d)", g_random_int_range (0, 255), g_random_int_range (0, 255), g_random_int_range (0, 255));
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grad2 = g_strdup_printf ("rgb(%d,%d,%d)", g_random_int_range (0, 255), g_random_int_range (0, 255), g_random_int_range (0, 255));
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data = g_strdup_printf (data_format, bg_str, grad1, grad2);
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provider = gtk_css_provider_new ();
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gtk_css_provider_load_from_data (provider, data, -1, &error);
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g_assert (error == NULL);
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style = gtk_widget_get_style_context (d->image);
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gtk_style_context_add_provider (style, GTK_STYLE_PROVIDER (provider),
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GTK_STYLE_PROVIDER_PRIORITY_USER);
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if (d->odd) {
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gtk_numerable_icon_set_background_icon_name (GTK_NUMERABLE_ICON (d->numerable), NULL);
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gtk_numerable_icon_set_count (GTK_NUMERABLE_ICON (d->numerable), g_random_int_range (-99, 99));
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} else {
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gtk_numerable_icon_set_background_icon_name (GTK_NUMERABLE_ICON (d->numerable),
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"emblem-favorite");
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gtk_numerable_icon_set_label (GTK_NUMERABLE_ICON (d->numerable), "IVX");
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}
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gtk_image_set_from_gicon (GTK_IMAGE (d->image), d->numerable, d->size);
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d->odd = !d->odd;
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g_free (data);
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g_free (bg_str);
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g_free (grad1);
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g_free (grad2);
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g_object_unref (provider);
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}
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static gboolean
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delete_event_cb (GtkWidget *editor,
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gint response,
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gpointer user_data)
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{
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gtk_widget_hide (editor);
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return TRUE;
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}
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static void
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properties_cb (GtkWidget *button,
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GObject *entry)
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{
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GtkWidget *editor;
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editor = g_object_get_data (entry, "properties-dialog");
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if (editor == NULL)
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{
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editor = create_prop_editor (G_OBJECT (entry), G_TYPE_INVALID);
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gtk_container_set_border_width (GTK_CONTAINER (editor), 12);
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gtk_window_set_transient_for (GTK_WINDOW (editor),
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GTK_WINDOW (gtk_widget_get_toplevel (button)));
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g_signal_connect (editor, "delete-event", G_CALLBACK (delete_event_cb), NULL);
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g_object_set_data (entry, "properties-dialog", editor);
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}
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gtk_window_present (GTK_WINDOW (editor));
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}
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static void
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refresh_cb (GtkWidget *button,
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gpointer user_data)
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{
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PackData *d = user_data;
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gtk_image_set_from_gicon (GTK_IMAGE (d->image), d->numerable, d->size);
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}
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static void
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pack_numerable (GtkWidget *parent,
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GtkIconSize size)
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{
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PackData *d;
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GtkWidget *vbox, *label, *image, *button;
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gchar *str;
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GIcon *icon, *numerable;
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d = g_slice_new0 (PackData);
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image = gtk_image_new ();
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icon = g_themed_icon_new ("system-file-manager");
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numerable = gtk_numerable_icon_new (icon);
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d->image = image;
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d->numerable = numerable;
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d->odd = FALSE;
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d->size = size;
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
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gtk_box_pack_start (GTK_BOX (parent), vbox, FALSE, FALSE, 0);
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gtk_numerable_icon_set_count (GTK_NUMERABLE_ICON (numerable), 42);
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gtk_box_pack_start (GTK_BOX (vbox), image, FALSE, FALSE, 0);
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gtk_numerable_icon_set_style_context (GTK_NUMERABLE_ICON (numerable),
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gtk_widget_get_style_context (image));
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gtk_image_set_from_gicon (GTK_IMAGE (image), numerable, size);
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label = gtk_label_new (NULL);
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str = g_strdup_printf ("Numerable icon, hash %u", g_icon_hash (numerable));
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gtk_label_set_label (GTK_LABEL (label), str);
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gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
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button = gtk_button_new_with_label ("Change icon number");
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gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
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g_signal_connect (button, "clicked",
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G_CALLBACK (button_clicked_cb), d);
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button = gtk_button_new_with_label ("Properties");
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gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
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g_signal_connect (button, "clicked",
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G_CALLBACK (properties_cb), numerable);
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button = gtk_button_new_with_label ("Refresh");
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gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
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g_signal_connect (button, "clicked",
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G_CALLBACK (refresh_cb), d);
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}
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int
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main (int argc,
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char **argv)
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{
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GtkWidget *hbox, *toplevel;
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gtk_init (&argc, &argv);
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toplevel = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
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gtk_container_add (GTK_CONTAINER (toplevel), hbox);
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pack_numerable (hbox, GTK_ICON_SIZE_DIALOG);
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pack_numerable (hbox, GTK_ICON_SIZE_BUTTON);
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gtk_widget_show_all (toplevel);
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g_signal_connect (toplevel, "delete-event",
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G_CALLBACK (gtk_main_quit), NULL);
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gtk_main ();
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return 0;
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}
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