mirror of https://github.com/Gnucash/gnucash
Add an extensions menu item for testing the progess dialog. git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@3041 57a11ea4-9604-0410-9ed3-97b8803252fdzzzoldreleases/1.6
Dave Peticolas
26 years ago
parent
417a9fba57
commit
5b7f7130ba
@ -0,0 +1,364 @@
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/********************************************************************\
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* dialog-progress.c -- GnuCash progress dialog *
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* Copyright (C) 2000 Dave Peticolas *
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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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* 59 Temple Place - Suite 330 Fax: +1-617-542-2652 *
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* Boston, MA 02111-1307, USA gnu@gnu.org *
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* *
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\********************************************************************/
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#include "config.h"
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#include <gnome.h>
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#include <guile/gh.h>
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#include "dialog-progress.h"
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#include "glade-gnc-dialogs.h"
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#include "messages.h"
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struct _GNCProgressDialog
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{
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GtkWidget *dialog;
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GtkWidget *heading_label;
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GtkWidget *progress_bar;
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GtkWidget *ok_button;
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GtkWidget *cancel_button;
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GNCProgressCancelFunc cancel_func;
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gpointer user_data;
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SCM cancel_scm_func;
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gboolean closed;
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gboolean finished;
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gboolean destroyed;
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gboolean title_set;
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};
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static void
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gnc_progress_maybe_destroy (GNCProgressDialog *progress)
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{
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if (!(progress->closed && progress->destroyed))
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return;
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gtk_widget_destroy(progress->dialog);
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}
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static void
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ok_cb(GtkWidget * widget, gpointer data)
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{
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GNCProgressDialog *progress = data;
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gtk_widget_hide(progress->dialog);
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progress->closed = TRUE;
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gnc_progress_maybe_destroy (progress);
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}
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static void
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cancel_cb(GtkWidget * widget, gpointer data)
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{
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GNCProgressDialog *progress = data;
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if (progress->cancel_func && !progress->cancel_func (progress->user_data))
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return;
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if (progress->cancel_scm_func != SCM_UNDEFINED)
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{
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SCM result;
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result = gh_call0(progress->cancel_scm_func);
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if (!gh_scm2bool (result))
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return;
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}
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gtk_widget_hide(progress->dialog);
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progress->closed = TRUE;
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gnc_progress_maybe_destroy (progress);
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}
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static gboolean
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delete_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
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{
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GNCProgressDialog *progress = data;
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if (progress->finished)
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{
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gtk_widget_hide(progress->dialog);
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progress->closed = TRUE;
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gnc_progress_maybe_destroy (progress);
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return TRUE;
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}
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if (progress->cancel_func)
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{
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if (progress->cancel_func (progress->user_data))
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{
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gtk_widget_hide(progress->dialog);
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progress->closed = TRUE;
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gnc_progress_maybe_destroy (progress);
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return TRUE;
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}
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}
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if (progress->cancel_scm_func != SCM_UNDEFINED)
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{
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SCM result;
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result = gh_call0(progress->cancel_scm_func);
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if (gh_scm2bool (result))
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{
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gtk_widget_hide(progress->dialog);
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progress->closed = TRUE;
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gnc_progress_maybe_destroy (progress);
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return TRUE;
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}
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}
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/* Don't delete the window, wait for gnc_progress_dialog_destroy. */
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return TRUE;
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}
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static void
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destroy_cb(GtkObject *object, gpointer data)
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{
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GNCProgressDialog *progress = data;
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/* Make sure the callbacks aren't invoked */
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progress->cancel_func = NULL;
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if (progress->cancel_scm_func != SCM_UNDEFINED)
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scm_unprotect_object (progress->cancel_scm_func);
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progress->cancel_scm_func = SCM_UNDEFINED;
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g_free(progress);
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}
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static void
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gnc_progress_dialog_create(GtkWidget * parent, GNCProgressDialog *progress)
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{
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GtkWidget *dialog;
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GtkObject *tdo;
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dialog = create_Progress_Dialog();
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progress->dialog = dialog;
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tdo = GTK_OBJECT (dialog);
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/* parent */
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if (parent != NULL)
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gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(parent));
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gtk_signal_connect (tdo, "delete_event",
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GTK_SIGNAL_FUNC (delete_cb), progress);
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gtk_signal_connect (tdo, "destroy", GTK_SIGNAL_FUNC (destroy_cb), progress);
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progress->heading_label = gtk_object_get_data(tdo, "heading_label");
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gtk_widget_hide(progress->heading_label);
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progress->progress_bar = gtk_object_get_data(tdo, "progress_bar");
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gtk_progress_set_show_text (GTK_PROGRESS(progress->progress_bar), TRUE);
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gtk_progress_configure (GTK_PROGRESS(progress->progress_bar),
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0.0, 0.0, 100.0);
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progress->ok_button = gtk_object_get_data(tdo, "ok_button");
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gtk_signal_connect(GTK_OBJECT(progress->ok_button), "clicked",
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GTK_SIGNAL_FUNC(ok_cb), progress);
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progress->cancel_button = gtk_object_get_data(tdo, "cancel_button");
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gtk_signal_connect(GTK_OBJECT(progress->cancel_button), "clicked",
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GTK_SIGNAL_FUNC(cancel_cb), progress);
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progress->cancel_func = NULL;
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progress->user_data = NULL;
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progress->cancel_scm_func = SCM_UNDEFINED;
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progress->closed = FALSE;
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progress->finished = FALSE;
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progress->destroyed = FALSE;
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progress->title_set = FALSE;
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}
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GNCProgressDialog *
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gnc_progress_dialog_new (GtkWidget * parent)
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{
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GNCProgressDialog *progress;
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progress = g_new0(GNCProgressDialog, 1);
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gnc_progress_dialog_create(parent, progress);
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gtk_widget_show(progress->dialog);
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gnc_progress_dialog_update (progress);
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return progress;
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}
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void
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gnc_progress_dialog_set_title (GNCProgressDialog *progress, const char *title)
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{
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if (progress == NULL)
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return;
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if (title == NULL)
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title = "";
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gtk_window_set_title (GTK_WINDOW (progress->dialog), title);
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progress->title_set = TRUE;
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gnc_progress_dialog_update (progress);
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}
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void
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gnc_progress_dialog_set_heading (GNCProgressDialog *progress,
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const char *heading)
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{
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if (progress == NULL)
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return;
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if (heading == NULL || *heading == '\0')
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gtk_widget_hide (progress->heading_label);
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else
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{
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gtk_label_set_text (GTK_LABEL (progress->heading_label), heading);
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gtk_widget_show (progress->heading_label);
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}
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gnc_progress_dialog_update (progress);
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}
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void
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gnc_progress_dialog_set_limits (GNCProgressDialog *progress,
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gfloat min, gfloat max)
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{
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if (progress == NULL)
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return;
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gtk_progress_configure (GTK_PROGRESS (progress->progress_bar),
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min, min, max);
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gnc_progress_dialog_update (progress);
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}
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void
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gnc_progress_dialog_set_cancel_func (GNCProgressDialog *progress,
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GNCProgressCancelFunc cancel_func,
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gpointer user_data)
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{
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if (progress == NULL)
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return;
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progress->cancel_func = cancel_func;
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progress->user_data = user_data;
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if (cancel_func)
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gtk_widget_show (progress->cancel_button);
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}
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void
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gnc_progress_dialog_set_cancel_scm_func (GNCProgressDialog *progress,
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SCM cancel_scm_func)
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{
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if (progress == NULL)
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return;
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if (progress->cancel_scm_func != SCM_UNDEFINED)
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scm_unprotect_object (progress->cancel_scm_func);
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if (gh_procedure_p(cancel_scm_func))
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{
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progress->cancel_scm_func = cancel_scm_func;
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scm_protect_object (cancel_scm_func);
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gtk_widget_show (progress->cancel_button);
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}
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else
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progress->cancel_scm_func = SCM_UNDEFINED;
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}
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void
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gnc_progress_dialog_set_value (GNCProgressDialog *progress, gfloat value)
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{
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if (progress == NULL)
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return;
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gtk_progress_set_value (GTK_PROGRESS (progress->progress_bar), value);
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gnc_progress_dialog_update (progress);
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}
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void
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gnc_progress_dialog_update (GNCProgressDialog *progress)
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{
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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_progress_dialog_finish (GNCProgressDialog *progress)
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{
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if (progress == NULL)
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return;
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gtk_progress_set_percentage (GTK_PROGRESS (progress->progress_bar), 1.0);
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gtk_widget_set_sensitive (progress->ok_button, TRUE);
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gtk_widget_set_sensitive (progress->cancel_button, FALSE);
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if (GTK_WIDGET_VISIBLE(progress->heading_label))
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gnc_progress_dialog_set_heading (progress, _("Complete"));
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if (!progress->title_set)
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gtk_window_set_title (GTK_WINDOW (progress->dialog), _("Complete"));
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gtk_window_set_modal (GTK_WINDOW (progress->dialog), FALSE);
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progress->finished = TRUE;
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gnc_progress_dialog_update (progress);
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}
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void
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gnc_progress_dialog_destroy (GNCProgressDialog *progress)
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{
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if (progress == NULL)
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return;
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/* Make sure the callbacks aren't invoked */
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progress->cancel_func = NULL;
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if (progress->cancel_scm_func != SCM_UNDEFINED)
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scm_unprotect_object (progress->cancel_scm_func);
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progress->cancel_scm_func = SCM_UNDEFINED;
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if (!progress->finished)
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{
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gtk_widget_hide (progress->dialog);
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progress->closed = TRUE;
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}
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progress->destroyed = TRUE;
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gnc_progress_maybe_destroy (progress);
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}
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@ -0,0 +1,85 @@
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/********************************************************************\
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* dialog-progress.h -- public GnuCash progress dialog functions *
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* Copyright (C) 2000 Dave Peticolas *
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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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* 59 Temple Place - Suite 330 Fax: +1-617-542-2652 *
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* Boston, MA 02111-1307, USA gnu@gnu.org *
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* *
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\********************************************************************/
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#ifndef __DIALOG_PROGRESS_H__
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#define __DIALOG_PROGRESS_H__
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#include <glib.h>
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typedef struct _GNCProgressDialog GNCProgressDialog;
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typedef gboolean (*GNCProgressCancelFunc) (gpointer user_data);
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/* Create and return a dialog for displaying the progress of
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* an activity. Useful for long-running operations. */
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GNCProgressDialog * gnc_progress_dialog_new (GtkWidget *parent);
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/* Set the title of the progress dialog. */
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void gnc_progress_dialog_set_title (GNCProgressDialog *progress,
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const char *title);
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/* Set the heading (the text above the progress meter) of
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* the progress dialog. If it is NULL or blank, the heading
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* is hidden (this is the default state). */
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void gnc_progress_dialog_set_heading (GNCProgressDialog *progress,
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const char *heading);
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/* Set the upper and lower bound of the progress meter. */
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void gnc_progress_dialog_set_limits (GNCProgressDialog *progress,
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gfloat min, gfloat max);
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/* Set the C function which will be called if the user hits the
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* 'cancel' button. The cancel function returns a boolean value.
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* If the value is TRUE, the window is hidden. */
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void gnc_progress_dialog_set_cancel_func (GNCProgressDialog *progress,
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GNCProgressCancelFunc cancel_func,
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gpointer user_data);
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/* Set a guile function which will be called if the user hits cancel.
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* Will be called after the C function, if any. The function should
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* return #t if the dialog should be hidden. If there is no C or guile
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* cancel callback (the default state), the cancel button is inactive. */
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void gnc_progress_dialog_set_cancel_scm_func (GNCProgressDialog *progress,
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SCM cancel_scm_func);
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/* Set the value of the progress dialog. */
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void gnc_progress_dialog_set_value (GNCProgressDialog *progress, gfloat value);
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/* Update the GUI of the progress dialog, and call any pending cancel
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* callbacks. This function will be called automatically by the other
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* functions, including gnc_progress_dialog_set_value. */
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void gnc_progress_dialog_update (GNCProgressDialog *progress);
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/* Set the progress meter to fully complete, change the heading, if
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* any, to "Complete", enable the 'OK' button, and make the dialog
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* non-modal. */
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void gnc_progress_dialog_finish (GNCProgressDialog *progress);
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/* Destroy the dialog. If gnc_progress_dialog_finish has been called,
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* the dialog will not be destroyed until the user dismisses the window.
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* This function must be called in order to reclaim the dialog's memory. */
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void gnc_progress_dialog_destroy (GNCProgressDialog *progress);
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#endif
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