mirror of
https://github.com/Gnucash/gnucash.git
synced 2025-02-25 18:55:30 -06:00
6bb4faac58
Only update the status bar when the percentage changes by at least 1% because running the mainloop is expensive on macOS and Microsoft Windows. This speeds up all operations that run the progress bar with overly-fine resolution.
207 lines
6.9 KiB
C
207 lines
6.9 KiB
C
/********************************************************************\
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* gnc-splash.c -- splash screen for GnuCash *
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* Copyright (C) 2001 Gnumatic, Inc. *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License as *
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* published by the Free Software Foundation; either version 2 of *
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* the License, or (at your option) any later version. *
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* *
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* This program 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 *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License*
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* along with this program; if not, contact: *
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* *
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* Free Software Foundation Voice: +1-617-542-5942 *
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* 51 Franklin Street, Fifth Floor Fax: +1-617-542-2652 *
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* Boston, MA 02110-1301, USA gnu@gnu.org *
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\********************************************************************/
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#include <config.h>
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#include <gtk/gtk.h>
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#include <glib/gi18n.h>
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#include <math.h>
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#include "gnc-gnome-utils.h"
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#include "gnc-splash.h"
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#include "gnc-version.h"
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#include "gnc-prefs.h"
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#include "dialog-utils.h"
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#define MARKUP_STRING "<span size='small'>%s</span>"
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#define GNC_PREF_SHOW_SPLASH "show-splash-screen"
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static GtkWidget * splash = NULL;
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static GtkWidget * progress = NULL;
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static GtkWidget * progress_bar = NULL;
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static void
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splash_destroy_cb (GtkWidget *object, gpointer user_data)
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{
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splash = NULL;
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}
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static gboolean
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button_press_cb(GtkWidget *widget, GdkEventButton *event, gpointer unused)
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{
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gnc_destroy_splash_screen();
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return TRUE;
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}
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void
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gnc_show_splash_screen (void)
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{
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GtkWidget *pixmap;
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GtkWidget *frame;
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GtkWidget *vbox;
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GtkWidget *hbox;
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GtkWidget *version;
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GtkWidget *separator;
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gchar *ver_string, *markup;
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if (splash) return;
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if (!gnc_prefs_get_bool(GNC_PREFS_GROUP_GENERAL, GNC_PREF_SHOW_SPLASH)) return;
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splash = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_window_set_decorated(GTK_WINDOW (splash), FALSE);
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gtk_window_set_skip_taskbar_hint (GTK_WINDOW (splash), TRUE);
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// Set the name for this dialog so it can be easily manipulated with css
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gtk_widget_set_name (GTK_WIDGET(splash), "gnc-id-splash");
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g_signal_connect (splash, "destroy",
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G_CALLBACK (splash_destroy_cb), NULL);
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gtk_window_set_title (GTK_WINDOW (splash), "GnuCash");
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gtk_window_set_position (GTK_WINDOW (splash), GTK_WIN_POS_CENTER);
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gtk_window_set_type_hint (GTK_WINDOW (splash), GDK_WINDOW_TYPE_HINT_DIALOG);
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pixmap = gnc_gnome_get_pixmap ("gnucash_splash.png");
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if (!pixmap)
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{
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g_warning ("can't find splash pixmap");
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gtk_widget_destroy (splash);
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return;
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}
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frame = gtk_frame_new (NULL);
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 3);
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gtk_box_set_homogeneous (GTK_BOX (vbox), FALSE);
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 3);
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gtk_box_set_homogeneous (GTK_BOX (hbox), FALSE);
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ver_string = g_strdup_printf ("%s: %s, %s: %s", _("Version"),
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gnc_version(), _("Build ID"), gnc_build_id());
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version = gtk_label_new(NULL);
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markup = g_markup_printf_escaped(MARKUP_STRING, ver_string);
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gtk_label_set_markup(GTK_LABEL(version), markup);
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g_free(markup);
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g_free(ver_string);
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separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
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progress = gtk_label_new(NULL);
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/* the set_max_width avoids "bumping" of the splash screen
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if a long string is given in gnc_update_splash_screen();
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presumably it would be better to inhibit size change of the
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top level container, but I don't know how to do this */
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gtk_label_set_max_width_chars(GTK_LABEL(progress), 34);
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markup = g_markup_printf_escaped(MARKUP_STRING, _("Loading..."));
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gtk_label_set_markup(GTK_LABEL(progress), markup);
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g_free(markup);
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progress_bar = gtk_progress_bar_new ();
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gtk_container_add (GTK_CONTAINER (frame), pixmap);
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_box_pack_start (GTK_BOX (vbox), version, FALSE, FALSE, 0);
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gtk_box_pack_start (GTK_BOX (vbox), separator, FALSE, FALSE, 0);
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gtk_box_pack_start (GTK_BOX (hbox), progress, TRUE, TRUE, 0);
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gtk_box_pack_start (GTK_BOX (hbox), progress_bar, FALSE, FALSE, 0);
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gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
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gtk_container_add (GTK_CONTAINER (splash), vbox);
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gtk_widget_add_events(splash, GDK_BUTTON_PRESS_MASK);
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g_signal_connect(splash, "button_press_event",
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G_CALLBACK(button_press_cb), NULL);
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gtk_window_set_auto_startup_notification (FALSE);
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gtk_widget_show_all (splash);
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gtk_window_set_auto_startup_notification (TRUE);
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/* make sure splash is up */
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while (gtk_events_pending ())
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gtk_main_iteration ();
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}
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void
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gnc_destroy_splash_screen (void)
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{
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if (splash)
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{
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gtk_widget_destroy (splash);
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progress = NULL;
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progress_bar = NULL;
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splash = NULL;
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}
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}
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void
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gnc_update_splash_screen (const gchar *string, double percentage)
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{
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gchar *markup;
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if (progress)
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{
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if (string && strcmp(string, ""))
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{
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markup = g_markup_printf_escaped(MARKUP_STRING, string);
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gtk_label_set_markup (GTK_LABEL(progress), markup);
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g_free (markup);
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/* make sure new text is up */
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while (gtk_events_pending ())
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gtk_main_iteration ();
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}
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}
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if (progress_bar )
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{
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double curr_fraction =
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round(gtk_progress_bar_get_fraction(GTK_PROGRESS_BAR(progress_bar)) * 100.0);
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if (percentage >= 0 && percentage <= 100.0 &&
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round(percentage) == curr_fraction)
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return; // No change so don't wast time running the main loop
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if (percentage <= 0)
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{
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gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress_bar), 0.0);
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}
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else
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{
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if (percentage <= 100)
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{
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gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress_bar),
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percentage / 100);
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}
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else
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{
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gtk_progress_bar_pulse(GTK_PROGRESS_BAR(progress_bar));
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}
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}
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/* make sure new status bar is up */
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while (gtk_events_pending ())
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gtk_main_iteration ();
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}
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}
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GtkWindow *gnc_get_splash_screen (void)
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{
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return GTK_WINDOW(splash);
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}
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