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| 1 | /* |
| 2 | * Copyright (C) 2008 Andrew Chadwick <andrewc-osm2go@piffle.org>. |
| 3 | * |
| 4 | * This file is part of OSM2Go. |
| 5 | * |
| 6 | * OSM2Go is free software: you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation, either version 3 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * OSM2Go is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with OSM2Go. If not, see <http://www.gnu.org/licenses/>. |
| 18 | */ |
| 19 | |
| 20 | #include "banner.h" |
| 21 | #include <gtk/gtk.h> |
| 22 | |
| 23 | #define YETI_PASSIVE_WIDGET appdata->statusbar->widget |
| 24 | |
| 25 | #ifdef USE_HILDON |
| 26 | #include <hildon/hildon.h> |
| 27 | |
| 28 | // Clear any current animations. |
| 29 | |
| 30 | void banner_clear(appdata_t *appdata) { |
| 31 | if (! (appdata->window && appdata->banner)) |
| 32 | return; |
| 33 | if (appdata->banner_is_grabby) { |
| 34 | gtk_grab_remove(YETI_PASSIVE_WIDGET); |
| 35 | GtkWidget *win = GTK_WIDGET(appdata->window); |
| 36 | #if MAEMO_VERSION_MAJOR < 5 |
| 37 | GtkWidget *menu = GTK_WIDGET(hildon_window_get_menu(HILDON_WINDOW(win))); |
| 38 | GtkWidget *menu_att = gtk_menu_get_attach_widget( |
| 39 | hildon_window_get_menu(HILDON_WINDOW(win))); |
| 40 | #endif |
| 41 | gtk_widget_set_sensitive(win, TRUE); |
| 42 | #if MAEMO_VERSION_MAJOR < 5 |
| 43 | gtk_widget_set_sensitive(menu, TRUE); |
| 44 | gtk_widget_set_sensitive(menu_att, TRUE); |
| 45 | #endif |
| 46 | } |
| 47 | gtk_widget_destroy(appdata->banner); |
| 48 | g_object_unref(appdata->banner); |
| 49 | appdata->banner = NULL; |
| 50 | } |
| 51 | |
| 52 | |
| 53 | // Cancel any animations currently going, and show a brief text message. |
| 54 | |
| 55 | void banner_show_info(appdata_t *appdata, char *text) { |
| 56 | if (!appdata->window) |
| 57 | return; |
| 58 | banner_clear(appdata); |
| 59 | appdata->banner = hildon_banner_show_information( |
| 60 | GTK_WIDGET(appdata->window), NULL, text); |
| 61 | g_object_ref(appdata->banner); |
| 62 | gtk_widget_show(appdata->banner); |
| 63 | } |
| 64 | |
| 65 | /* |
| 66 | * Start a spinner animation going to demonstrate that something's happening |
| 67 | * behind the scenes. If `grab` is true, use the Yeti trick to grab the pointer |
| 68 | * during the animation: this gives the impression that the app is doing |
| 69 | * something while blocking the rest of the UI. banner_busy_stop() and |
| 70 | * banner_clear() will ungrab if grab is set. |
| 71 | * |
| 72 | * Yeti mode: |
| 73 | * http://mail.gnome.org/archives/gtk-app-devel-list/2006-May/msg00020.html |
| 74 | */ |
| 75 | |
| 76 | void banner_busy_start(appdata_t *appdata, gboolean grab, char *text) { |
| 77 | if (!appdata->window) |
| 78 | return; |
| 79 | banner_clear(appdata); |
| 80 | appdata->banner = hildon_banner_show_animation( |
| 81 | GTK_WIDGET(appdata->window), NULL, text); |
| 82 | g_object_ref(appdata->banner); |
| 83 | gtk_widget_show(appdata->banner); |
| 84 | appdata->banner_is_grabby = grab; |
| 85 | if (appdata->banner_is_grabby) { |
| 86 | GtkWidget *win = GTK_WIDGET(appdata->window); |
| 87 | #if MAEMO_VERSION_MAJOR < 5 |
| 88 | GtkWidget *menu = GTK_WIDGET(hildon_window_get_menu(HILDON_WINDOW(win))); |
| 89 | GtkWidget *menu_att = gtk_menu_get_attach_widget( |
| 90 | hildon_window_get_menu(HILDON_WINDOW(win))); |
| 91 | #endif |
| 92 | gtk_widget_set_sensitive(win, FALSE); |
| 93 | #if MAEMO_VERSION_MAJOR < 5 |
| 94 | gtk_widget_set_sensitive(menu, FALSE); |
| 95 | gtk_widget_set_sensitive(menu_att, FALSE); |
| 96 | #endif |
| 97 | gtk_grab_add(YETI_PASSIVE_WIDGET); |
| 98 | } |
| 99 | banner_busy_tick(); |
| 100 | } |
| 101 | |
| 102 | |
| 103 | #else // USE_HILDON |
| 104 | |
| 105 | /* |
| 106 | * For non-Hildon builds, use the "brief" message in the statusbar to show |
| 107 | * what's happening. |
| 108 | */ |
| 109 | |
| 110 | #include "statusbar.h" |
| 111 | |
| 112 | void banner_show_info(appdata_t *appdata, char *text) { |
| 113 | banner_clear(appdata); |
| 114 | statusbar_brief(appdata, text, 0); |
| 115 | } |
| 116 | |
| 117 | void banner_busy_start(appdata_t *appdata, gboolean grab, char *text) { |
| 118 | banner_clear(appdata); |
| 119 | statusbar_brief(appdata, text, -1); |
| 120 | appdata->banner_is_grabby = grab; |
| 121 | if (appdata->banner_is_grabby) { |
| 122 | GtkWidget *win; |
| 123 | win = GTK_WIDGET(appdata->window); |
| 124 | gtk_widget_set_sensitive(win, FALSE); |
| 125 | gtk_grab_add(YETI_PASSIVE_WIDGET); |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | void banner_clear(appdata_t *appdata) { |
| 130 | statusbar_brief(appdata, NULL, 0); |
| 131 | if (appdata->banner_is_grabby) { |
| 132 | GtkWidget *win; |
| 133 | win = GTK_WIDGET(appdata->window); |
| 134 | gtk_widget_set_sensitive(win, TRUE); |
| 135 | gtk_grab_remove(YETI_PASSIVE_WIDGET); |
| 136 | } |
| 137 | } |
| 138 | |
| 139 | |
| 140 | #endif //USE_HILDON |
| 141 | |
| 142 | |
| 143 | // Just an alias right now |
| 144 | |
| 145 | void banner_busy_stop(appdata_t *appdata) { |
| 146 | banner_clear(appdata); |
| 147 | } |
| 148 | |
| 149 | |
| 150 | /* |
| 151 | * Process any outstanding GTK events to make the app look more responsive |
| 152 | * while still allowing long-running things to process in the mainloop. |
| 153 | * This could perhaps be generalised; it isn't banner-specific. |
| 154 | */ |
| 155 | |
| 156 | void banner_busy_tick() { |
| 157 | while (gtk_events_pending()) { |
| 158 | gtk_main_iteration(); |
| 159 | } |
| 160 | } |
| 161 | |
| 162 | |
| 163 | // vim:et:ts=8:sw=2:sts=2:ai |
| 164 | |
| 165 |