"Fossies" - the Fresh Open Source Software Archive

Member "xzgv-0.9.2/src/confirm.c" (3 Sep 2017, 3184 Bytes) of package /linux/misc/old/xzgv-0.9.2.tar.gz:

    1 /* xzgv v0.2 - picture viewer for X, with file selector.
    2  * Copyright (C) 1999 Russell Marks. See main.c for license details.
    3  *
    4  * confirm.c - a generic yes/no confirmation dialog.
    5  */
    6 
    7 #include <stdio.h>
    8 #include <sys/types.h>
    9 #include <gtk/gtk.h>
   10 #include <gdk/gdkkeysyms.h>
   11 #include "backend.h"
   12 #include "main.h"
   13 
   14 #include "confirm.h"
   15 
   16 
   17 static GtkWidget *yesno_win;
   18 
   19 
   20 
   21 static void cb_yes_button(GtkWidget *button,void (*callback)(void))
   22 {
   23 gtk_widget_destroy(yesno_win);
   24 (*callback)();
   25 }
   26 
   27 
   28 /* a yes/no confirmation dialog. You specify the title, message text,
   29  * and the main callback for the `yes' button (the `no' does nothing
   30  * other than removing the yes/no dialog).
   31  *
   32  * Note that this returns `immediately'; the callback should do
   33  * any work required.
   34  */
   35 void confirmation_dialog(char *title,char *msg,void (*main_callback)(void))
   36 {
   37 GtkWidget *vbox;
   38 GtkWidget *action_tbl,*yes_button,*no_button;
   39 GtkWidget *label;
   40 
   41 yesno_win=gtk_dialog_new();
   42 
   43 gtk_window_set_title(GTK_WINDOW(yesno_win),title);
   44 gtk_window_set_policy(GTK_WINDOW(yesno_win),FALSE,TRUE,FALSE);
   45 gtk_window_set_position(GTK_WINDOW(yesno_win),GTK_WIN_POS_CENTER);
   46 /* seems reasonable to have this as modal */
   47 gtk_window_set_modal(GTK_WINDOW(yesno_win),TRUE);
   48 
   49 /* make a new vbox for the top part so we can get spacing more sane */
   50 vbox=gtk_vbox_new(FALSE,10);
   51 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(yesno_win)->vbox),
   52                    vbox,TRUE,TRUE,0);
   53 gtk_widget_show(vbox);
   54 
   55 gtk_container_set_border_width(GTK_CONTAINER(vbox),5);
   56 gtk_container_set_border_width(
   57   GTK_CONTAINER(GTK_DIALOG(yesno_win)->action_area),5);
   58 
   59 /* add yes/no buttons */
   60 action_tbl=gtk_table_new(1,5,TRUE);
   61 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(yesno_win)->action_area),
   62                    action_tbl,TRUE,TRUE,0);
   63 gtk_widget_show(action_tbl);
   64 
   65 yes_button=gtk_button_new_with_label("Yes");
   66 gtk_table_attach_defaults(GTK_TABLE(action_tbl),yes_button, 1,2, 0,1);
   67 gtk_signal_connect(GTK_OBJECT(yes_button),"clicked",
   68                    GTK_SIGNAL_FUNC(cb_yes_button),main_callback);
   69 gtk_widget_show(yes_button);
   70 
   71 no_button=gtk_button_new_with_label("No");
   72 gtk_table_attach_defaults(GTK_TABLE(action_tbl),no_button, 3,4, 0,1);
   73 gtk_signal_connect_object(GTK_OBJECT(no_button),"clicked",
   74                           GTK_SIGNAL_FUNC(gtk_widget_destroy),
   75                           GTK_OBJECT(yesno_win));
   76 gtk_widget_show(no_button);
   77 
   78 
   79 label=gtk_label_new(msg);
   80 gtk_box_pack_start(GTK_BOX(vbox),label,TRUE,TRUE,2);
   81 gtk_widget_show(label);
   82 
   83 
   84 /* esc/n = no */
   85 gtk_widget_add_accelerator(no_button,"clicked",
   86                            mainwin_accel_group,
   87                            GDK_Escape,0,0);
   88 gtk_widget_add_accelerator(no_button,"clicked",
   89                            mainwin_accel_group,
   90                            GDK_n,0,0);
   91 
   92 /* enter/y = yes */
   93 gtk_widget_add_accelerator(yes_button,"clicked",
   94                            mainwin_accel_group,
   95                            GDK_Return,0,0);
   96 gtk_widget_add_accelerator(yes_button,"clicked",
   97                            mainwin_accel_group,
   98                            GDK_y,0,0);
   99 
  100 
  101 gtk_widget_show(yesno_win);
  102 
  103 /* that's it then; it's modal so we can just leave GTK+ to deal with things. */
  104 }