mirror of https://github.com/GNOME/gimp.git
504 lines
13 KiB
C
504 lines
13 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimpui.c
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* Copyright (C) 1999 Michael Natterer <mitch@gimp.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include "gimpui.h"
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#include "libgimp/gimpsizeentry.h"
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#include "libgimp/gimpintl.h"
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/*
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* String, integer, double and size query boxes
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*/
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typedef struct _QueryBox QueryBox;
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struct _QueryBox
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{
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GtkWidget *qbox;
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GtkWidget *vbox;
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GtkWidget *entry;
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GtkObject *object;
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GimpQueryFunc callback;
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gpointer data;
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};
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static QueryBox * create_query_box (gchar *, GimpHelpFunc, gchar *,
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GtkSignalFunc,
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gchar *, GtkObject *, gchar *,
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GimpQueryFunc, gpointer);
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static void query_box_cancel_callback (GtkWidget *, gpointer);
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static void string_query_box_ok_callback (GtkWidget *, gpointer);
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static void int_query_box_ok_callback (GtkWidget *, gpointer);
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static void double_query_box_ok_callback (GtkWidget *, gpointer);
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static void size_query_box_ok_callback (GtkWidget *, gpointer);
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/* create a generic query box without any entry widget */
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static QueryBox *
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create_query_box (gchar *title,
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GimpHelpFunc help_func,
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gchar *help_data,
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GtkSignalFunc ok_callback,
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gchar *message,
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GtkObject *object,
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gchar *signal,
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GimpQueryFunc callback,
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gpointer data)
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{
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QueryBox *query_box;
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GtkWidget *qbox;
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GtkWidget *vbox;
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GtkWidget *label;
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query_box = g_new (QueryBox, 1);
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qbox = gimp_dialog_new (title, "query_box",
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help_func, help_data,
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GTK_WIN_POS_MOUSE,
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FALSE, TRUE, FALSE,
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_("OK"), ok_callback,
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query_box, NULL, NULL, TRUE, FALSE,
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_("Cancel"), query_box_cancel_callback,
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query_box, NULL, NULL, FALSE, TRUE,
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NULL);
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/* if we are associated with an object, connect to the provided signal */
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if (object && GTK_IS_OBJECT (object) && signal)
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gtk_signal_connect (GTK_OBJECT (object), signal,
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(GtkSignalFunc) query_box_cancel_callback,
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query_box);
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else
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object = NULL;
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vbox = gtk_vbox_new (FALSE, 2);
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gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
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gtk_container_add (GTK_CONTAINER (GTK_DIALOG (qbox)->vbox), vbox);
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gtk_widget_show (vbox);
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label = gtk_label_new (message);
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gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
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gtk_widget_show (label);
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query_box->qbox = qbox;
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query_box->vbox = vbox;
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query_box->entry = NULL;
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query_box->object = object;
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query_box->callback = callback;
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query_box->data = data;
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return query_box;
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}
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GtkWidget *
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gimp_query_string_box (gchar *title,
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GimpHelpFunc help_func,
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gchar *help_data,
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gchar *message,
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gchar *initial,
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GtkObject *object,
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gchar *signal,
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GimpQueryFunc callback,
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gpointer data)
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{
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QueryBox *query_box;
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GtkWidget *entry;
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query_box = create_query_box (title, help_func, help_data,
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string_query_box_ok_callback,
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message, object, signal, callback, data);
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entry = gtk_entry_new ();
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gtk_box_pack_start (GTK_BOX (query_box->vbox), entry, FALSE, FALSE, 0);
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if (initial)
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gtk_entry_set_text (GTK_ENTRY (entry), initial);
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gtk_widget_grab_focus (entry);
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gtk_widget_show (entry);
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query_box->entry = entry;
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return query_box->qbox;
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}
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GtkWidget *
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gimp_query_int_box (gchar *title,
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GimpHelpFunc help_func,
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gchar *help_data,
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gchar *message,
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gint initial,
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gint lower,
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gint upper,
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GtkObject *object,
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gchar *signal,
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GimpQueryFunc callback,
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gpointer data)
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{
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QueryBox *query_box;
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GtkAdjustment* adjustment;
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GtkWidget *spinbutton;
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query_box = create_query_box (title, help_func, help_data,
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int_query_box_ok_callback,
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message, object, signal, callback, data);
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adjustment =
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GTK_ADJUSTMENT (gtk_adjustment_new (initial, lower, upper, 1, 10, 0));
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spinbutton = gtk_spin_button_new (adjustment, 1.0, 0);
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gtk_box_pack_start (GTK_BOX (query_box->vbox), spinbutton, FALSE, FALSE, 0);
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gtk_widget_grab_focus (spinbutton);
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gtk_widget_show (spinbutton);
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query_box->entry = spinbutton;
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return query_box->qbox;
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}
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GtkWidget *
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gimp_query_double_box (gchar *title,
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GimpHelpFunc help_func,
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gchar *help_data,
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gchar *message,
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gdouble initial,
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gdouble lower,
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gdouble upper,
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gint digits,
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GtkObject *object,
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gchar *signal,
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GimpQueryFunc callback,
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gpointer data)
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{
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QueryBox *query_box;
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GtkAdjustment* adjustment;
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GtkWidget *spinbutton;
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query_box = create_query_box (title, help_func, help_data,
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double_query_box_ok_callback,
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message, object, signal, callback, data);
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adjustment =
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GTK_ADJUSTMENT (gtk_adjustment_new (initial, lower, upper, 1, 10, 0));
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spinbutton = gtk_spin_button_new (adjustment, 1.0, digits);
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gtk_box_pack_start (GTK_BOX (query_box->vbox), spinbutton, FALSE, FALSE, 0);
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gtk_widget_grab_focus (spinbutton);
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gtk_widget_show (spinbutton);
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query_box->entry = spinbutton;
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return query_box->qbox;
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}
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GtkWidget *
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gimp_query_size_box (gchar *title,
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GimpHelpFunc help_func,
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gchar *help_data,
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gchar *message,
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gdouble initial,
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gdouble lower,
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gdouble upper,
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gint digits,
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GUnit unit,
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gdouble resolution,
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gboolean dot_for_dot,
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GtkObject *object,
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gchar *signal,
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GimpQueryFunc callback,
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gpointer data)
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{
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QueryBox *query_box;
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GtkWidget *sizeentry;
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query_box = create_query_box (title, help_func, help_data,
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size_query_box_ok_callback,
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message, object, signal, callback, data);
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sizeentry = gimp_size_entry_new (1, unit, "%p", TRUE, FALSE, FALSE, 100,
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GIMP_SIZE_ENTRY_UPDATE_SIZE);
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if (dot_for_dot)
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gimp_size_entry_set_unit (GIMP_SIZE_ENTRY (sizeentry), UNIT_PIXEL);
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gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (sizeentry), 0,
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resolution, FALSE);
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gimp_size_entry_set_refval_digits (GIMP_SIZE_ENTRY (sizeentry), 0, digits);
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gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (sizeentry), 0,
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lower, upper);
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gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (sizeentry), 0, initial);
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gtk_box_pack_start (GTK_BOX (query_box->vbox), sizeentry, FALSE, FALSE, 0);
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gimp_size_entry_grab_focus (GIMP_SIZE_ENTRY (sizeentry));
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gtk_widget_show (sizeentry);
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query_box->entry = sizeentry;
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return query_box->qbox;
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}
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static void
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query_box_cancel_callback (GtkWidget *widget,
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gpointer data)
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{
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QueryBox *query_box;
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query_box = (QueryBox *) data;
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/* disconnect, if we are connected to some signal */
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if (query_box->object)
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gtk_signal_disconnect_by_data (query_box->object, query_box);
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/* Destroy the box */
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gtk_widget_destroy (query_box->qbox);
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g_free (query_box);
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}
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static void
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string_query_box_ok_callback (GtkWidget *widget,
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gpointer data)
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{
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QueryBox *query_box;
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gchar *string;
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query_box = (QueryBox *) data;
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gtk_widget_set_sensitive (query_box->qbox, FALSE);
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/* disconnect, if we are connected to some signal */
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if (query_box->object)
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gtk_signal_disconnect_by_data (query_box->object, query_box);
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/* Get the entry data */
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string = g_strdup (gtk_entry_get_text (GTK_ENTRY (query_box->entry)));
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/* Call the user defined callback */
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(* query_box->callback) (query_box->qbox, query_box->data, (gpointer) string);
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/* Destroy the box */
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gtk_widget_destroy (query_box->qbox);
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g_free (query_box);
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}
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static void
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int_query_box_ok_callback (GtkWidget *widget,
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gpointer data)
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{
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QueryBox *query_box;
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gint *integer_value;
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query_box = (QueryBox *) data;
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gtk_widget_set_sensitive (query_box->qbox, FALSE);
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/* disconnect, if we are connected to some signal */
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if (query_box->object)
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gtk_signal_disconnect_by_data (query_box->object, query_box);
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/* Get the spinbutton data */
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integer_value = g_malloc (sizeof (gint));
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*integer_value =
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gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (query_box->entry));
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/* Call the user defined callback */
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(* query_box->callback) (query_box->qbox, query_box->data,
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(gpointer) integer_value);
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/* Destroy the box */
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gtk_widget_destroy (query_box->qbox);
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g_free (query_box);
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}
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static void
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double_query_box_ok_callback (GtkWidget *widget,
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gpointer data)
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{
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QueryBox *query_box;
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gdouble *double_value;
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query_box = (QueryBox *) data;
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gtk_widget_set_sensitive (query_box->qbox, FALSE);
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/* disconnect, if we are connected to some signal */
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if (query_box->object)
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gtk_signal_disconnect_by_data (query_box->object, query_box);
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/* Get the spinbutton data */
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double_value = g_malloc (sizeof (gdouble));
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*double_value =
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gtk_spin_button_get_value_as_float (GTK_SPIN_BUTTON (query_box->entry));
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/* Call the user defined callback */
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(* query_box->callback) (query_box->qbox, query_box->data,
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(gpointer) double_value);
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/* Destroy the box */
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gtk_widget_destroy (query_box->qbox);
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g_free (query_box);
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}
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static void
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size_query_box_ok_callback (GtkWidget *widget,
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gpointer data)
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{
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QueryBox *query_box;
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gdouble *double_value;
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query_box = (QueryBox *) data;
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gtk_widget_set_sensitive (query_box->qbox, FALSE);
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/* disconnect, if we are connected to some signal */
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if (query_box->object)
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gtk_signal_disconnect_by_data (query_box->object, query_box);
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/* Get the sizeentry data */
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double_value = g_malloc (sizeof (gdouble));
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*double_value =
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gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (query_box->entry), 0);
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/* Pass the selected unit to the callback */
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gtk_object_set_data
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(GTK_OBJECT (widget), "size_query_unit",
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(gpointer) gimp_size_entry_get_unit (GIMP_SIZE_ENTRY (query_box->entry)));
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/* Call the user defined callback */
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(* query_box->callback) (query_box->qbox, query_box->data,
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(gpointer) double_value);
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/* Destroy the box */
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gtk_widget_destroy (query_box->qbox);
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g_free (query_box);
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}
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/*
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* Message Boxes...
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*/
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typedef struct _MessageBox MessageBox;
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struct _MessageBox
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{
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GtkWidget *mbox;
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GtkCallback callback;
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gpointer data;
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};
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static void gimp_message_box_close_callback (GtkWidget *, gpointer);
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#define MESSAGE_BOX_MAXIMUM 7 /* the maximum number of concucrrent
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* dialog boxes
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*/
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static gint message_pool = MESSAGE_BOX_MAXIMUM;
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static gchar *message_box_last = NULL;
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GtkWidget *
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gimp_message_box (gchar *message,
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GtkCallback callback,
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gpointer data)
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{
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MessageBox *msg_box;
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GtkWidget *mbox;
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GtkWidget *vbox;
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GtkWidget *label;
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static gint repeat_count;
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/* arguably, if message_pool <= 0 we could print to stdout */
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if (!message || message_pool <= 0)
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return NULL;
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if (message_box_last && !strcmp (message_box_last, message))
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{
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repeat_count++;
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if (repeat_count == 3)
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message = "WARNING: message repeated too often, ignoring";
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else if (repeat_count > 3)
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return 0;
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}
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else
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{
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repeat_count = 0;
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if (message_box_last)
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g_free (message_box_last);
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message_box_last = g_strdup (message);
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}
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if (message_pool == 1)
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message = "WARNING: too many messages, close some dialog boxes first";
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msg_box = g_new (MessageBox, 1);
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mbox = gimp_dialog_new (_("GIMP Message"), "gimp_message",
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NULL, NULL,
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GTK_WIN_POS_MOUSE,
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FALSE, FALSE, FALSE,
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_("OK"), gimp_message_box_close_callback,
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msg_box, NULL, NULL, TRUE, TRUE,
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NULL);
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vbox = gtk_vbox_new (FALSE, 0);
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gtk_container_set_border_width (GTK_CONTAINER (vbox), 6);
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gtk_container_add (GTK_CONTAINER (GTK_DIALOG (mbox)->vbox), vbox);
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gtk_widget_show (vbox);
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label = gtk_label_new (message);
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gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_LEFT);
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gtk_box_pack_start (GTK_BOX (vbox), label, TRUE, FALSE, 0);
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gtk_widget_show (label);
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msg_box->mbox = mbox;
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msg_box->callback = callback;
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msg_box->data = data;
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gtk_widget_show (mbox);
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/* allocate message box */
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message_pool--;
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return mbox;
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}
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static void
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gimp_message_box_close_callback (GtkWidget *widget,
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gpointer data)
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{
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MessageBox *msg_box;
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msg_box = (MessageBox *) data;
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/* If there is a valid callback, invoke it */
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if (msg_box->callback)
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(* msg_box->callback) (widget, msg_box->data);
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/* Destroy the box */
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gtk_widget_destroy (msg_box->mbox);
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/* make this box available again */
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message_pool++;
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g_free (msg_box);
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}
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