| 1 | /* |
| 2 | * This file is part of DisOrder |
| 3 | * Copyright (C) 2008 Richard Kettlewell |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, but |
| 11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | * General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
| 18 | * USA |
| 19 | */ |
| 20 | #include "disobedience.h" |
| 21 | #include "popup.h" |
| 22 | |
| 23 | void popup(GtkWidget **menup, |
| 24 | GdkEventButton *event, |
| 25 | struct menuitem *items, |
| 26 | int nitems, |
| 27 | void *extra) { |
| 28 | GtkWidget *menu = *menup; |
| 29 | |
| 30 | /* Create the menu if it does not yet exist */ |
| 31 | if(!menu) { |
| 32 | menu = *menup = gtk_menu_new(); |
| 33 | g_signal_connect(menu, "destroy", |
| 34 | G_CALLBACK(gtk_widget_destroyed), menup); |
| 35 | for(int n = 0; n < nitems; ++n) { |
| 36 | items[n].w = gtk_menu_item_new_with_label(items[n].name); |
| 37 | gtk_menu_attach(GTK_MENU(menu), items[n].w, 0, 1, n, n + 1); |
| 38 | } |
| 39 | set_tool_colors(menu); |
| 40 | } |
| 41 | /* Configure item sensitivity */ |
| 42 | for(int n = 0; n < nitems; ++n) { |
| 43 | if(items[n].handlerid) |
| 44 | g_signal_handler_disconnect(items[n].w, |
| 45 | items[n].handlerid); |
| 46 | gtk_widget_set_sensitive(items[n].w, |
| 47 | items[n].sensitive(extra)); |
| 48 | items[n].handlerid = g_signal_connect(items[n].w, |
| 49 | "activate", |
| 50 | G_CALLBACK(items[n].activate), |
| 51 | extra); |
| 52 | } |
| 53 | /* Pop up the menu */ |
| 54 | gtk_widget_show_all(menu); |
| 55 | gtk_menu_popup(GTK_MENU(menu), 0, 0, 0, 0, |
| 56 | event->button, event->time); |
| 57 | } |
| 58 | |
| 59 | /** @brief Make sure the right thing is selected |
| 60 | * @param widget Tree view |
| 61 | * @param event Mouse event |
| 62 | */ |
| 63 | void ensure_selected(GtkTreeView *treeview, |
| 64 | GdkEventButton *event) { |
| 65 | GtkTreeSelection *selection = gtk_tree_view_get_selection(treeview); |
| 66 | /* Get the path of the hovered item */ |
| 67 | GtkTreePath *path; |
| 68 | if(!gtk_tree_view_get_path_at_pos(treeview, |
| 69 | event->x, event->y, |
| 70 | &path, |
| 71 | NULL, |
| 72 | NULL, NULL)) |
| 73 | return; /* If there isn't one, do nothing */ |
| 74 | if(!gtk_tree_selection_path_is_selected(selection, path)) { |
| 75 | /* We're hovered over one thing but it's not the selected row. This is |
| 76 | * very confusing for the poor old user so we select the hovered row. */ |
| 77 | gtk_tree_selection_unselect_all(selection); |
| 78 | gtk_tree_selection_select_path(selection, path); |
| 79 | } |
| 80 | gtk_tree_path_free(path); |
| 81 | } |
| 82 | |
| 83 | /* |
| 84 | Local Variables: |
| 85 | c-basic-offset:2 |
| 86 | comment-column:40 |
| 87 | fill-column:79 |
| 88 | indent-tabs-mode:nil |
| 89 | End: |
| 90 | */ |