claws-mail/src/alertpanel.c
2021-09-03 19:59:41 +02:00

444 lines
12 KiB
C

/*
* Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2021 the Claws Mail team and Hiroyuki Yamamoto
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#include "claws-features.h"
#endif
#include <stddef.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include "hooks.h"
#include "mainwindow.h"
#include "alertpanel.h"
#include "manage_window.h"
#include "utils.h"
#include "gtkutils.h"
#include "inc.h"
#include "logwindow.h"
#include "prefs_common.h"
#define ALERT_PANEL_BUFSIZE 1024
static AlertValue value;
static gboolean alertpanel_is_open = FALSE;
static GtkWidget *window;
static void alertpanel_show (void);
static void alertpanel_create (const gchar *title,
const gchar *message,
const gchar *button1_label,
const gchar *button2_label,
const gchar *button3_label,
AlertFocus focus,
gboolean can_disable,
GtkWidget *custom_widget,
gint alert_type);
static void alertpanel_button_toggled (GtkToggleButton *button,
gpointer data);
static void alertpanel_button_clicked (GtkWidget *widget,
gpointer data);
static gint alertpanel_deleted (GtkWidget *widget,
GdkEventAny *event,
gpointer data);
static gboolean alertpanel_close (GtkWidget *widget,
GdkEventAny *event,
gpointer data);
AlertValue alertpanel_with_widget(const gchar *title,
const gchar *message,
const gchar *button1_label,
const gchar *button2_label,
const gchar *button3_label,
AlertFocus focus,
gboolean can_disable,
GtkWidget *widget)
{
return alertpanel_full(title, message, button1_label,
button2_label, button3_label, focus,
can_disable, widget, ALERT_QUESTION);
}
AlertValue alertpanel_full(const gchar *title, const gchar *message,
const gchar *button1_label,
const gchar *button2_label,
const gchar *button3_label,
AlertFocus focus,
gboolean can_disable,
GtkWidget *widget,
AlertType alert_type)
{
if (alertpanel_is_open)
return -1;
else {
alertpanel_is_open = TRUE;
hooks_invoke(ALERTPANEL_OPENED_HOOKLIST, &alertpanel_is_open);
}
alertpanel_create(title, message, button1_label, button2_label,
button3_label, focus, can_disable, widget, alert_type);
alertpanel_show();
debug_print("return value = %d\n", value);
return value;
}
AlertValue alertpanel(const gchar *title,
const gchar *message,
const gchar *button1_label,
const gchar *button2_label,
const gchar *button3_label,
AlertFocus focus)
{
return alertpanel_full(title, message, button1_label, button2_label,
button3_label, focus, FALSE, NULL, ALERT_QUESTION);
}
static void alertpanel_message(const gchar *title, const gchar *message, gint type)
{
if (alertpanel_is_open)
return;
else {
alertpanel_is_open = TRUE;
hooks_invoke(ALERTPANEL_OPENED_HOOKLIST, &alertpanel_is_open);
}
alertpanel_create(title, message, _("_Close"), NULL, NULL,
ALERTFOCUS_FIRST, FALSE, NULL, type);
alertpanel_show();
}
void alertpanel_notice(const gchar *format, ...)
{
va_list args;
gchar buf[ALERT_PANEL_BUFSIZE];
va_start(args, format);
g_vsnprintf(buf, sizeof(buf), format, args);
va_end(args);
strretchomp(buf);
alertpanel_message(_("Notice"), buf, ALERT_NOTICE);
}
void alertpanel_warning(const gchar *format, ...)
{
va_list args;
gchar buf[ALERT_PANEL_BUFSIZE];
va_start(args, format);
g_vsnprintf(buf, sizeof(buf), format, args);
va_end(args);
strretchomp(buf);
alertpanel_message(_("Warning"), buf, ALERT_WARNING);
}
void alertpanel_error(const gchar *format, ...)
{
va_list args;
gchar buf[ALERT_PANEL_BUFSIZE];
va_start(args, format);
g_vsnprintf(buf, sizeof(buf), format, args);
va_end(args);
strretchomp(buf);
alertpanel_message(_("Error"), buf, ALERT_ERROR);
}
/*!
*\brief display an error with a View Log button
*
*/
void alertpanel_error_log(const gchar *format, ...)
{
va_list args;
int val;
MainWindow *mainwin;
gchar buf[ALERT_PANEL_BUFSIZE];
va_start(args, format);
g_vsnprintf(buf, sizeof(buf), format, args);
va_end(args);
strretchomp(buf);
mainwin = mainwindow_get_mainwindow();
if (mainwin && mainwin->logwin) {
mainwindow_clear_error(mainwin);
val = alertpanel_full(_("Error"), buf, _("_Close"),
_("_View log"), NULL, ALERTFOCUS_FIRST, FALSE, NULL,
ALERT_ERROR);
if (val == G_ALERTALTERNATE)
log_window_show(mainwin->logwin);
} else
alertpanel_error("%s", buf);
}
static void alertpanel_show(void)
{
GdkDisplay *display;
GdkSeat *seat;
GdkDevice *device;
gtk_window_set_modal(GTK_WINDOW(window), TRUE);
manage_window_set_transient(GTK_WINDOW(window));
gtk_widget_show_all(window);
value = G_ALERTWAIT;
display = gdk_display_get_default();
seat = gdk_display_get_default_seat(display);
device = gdk_seat_get_pointer(seat);
if (gdk_display_device_is_grabbed(display, device))
gdk_seat_ungrab(seat);
inc_lock();
while ((value & G_ALERT_VALUE_MASK) == G_ALERTWAIT)
gtk_main_iteration();
gtk_widget_destroy(window);
GTK_EVENTS_FLUSH();
alertpanel_is_open = FALSE;
hooks_invoke(ALERTPANEL_OPENED_HOOKLIST, &alertpanel_is_open);
inc_unlock();
}
static void alertpanel_create(const gchar *title,
const gchar *message,
const gchar *button1_label,
const gchar *button2_label,
const gchar *button3_label,
AlertFocus focus,
gboolean can_disable,
GtkWidget *custom_widget,
gint alert_type)
{
static PangoFontDescription *font_desc;
GtkWidget *image;
GtkWidget *label;
GtkWidget *hbox;
GtkWidget *content_area;
GtkWidget *vbox;
GtkWidget *disable_checkbtn;
GtkWidget *confirm_area;
GtkWidget *button1;
GtkWidget *button2;
GtkWidget *button3;
GtkWidget *focusbutton;
const gchar *label2;
const gchar *label3;
gchar *tmp = title?g_markup_printf_escaped("%s", title)
:g_strdup("");
gchar *title_full = g_strdup_printf("<span weight=\"bold\" "
"size=\"larger\">%s</span>",
tmp);
g_free(tmp);
debug_print("Creating alert panel window...\n");
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
manage_window_set_transient(GTK_WINDOW(window));
gtk_window_set_title(GTK_WINDOW(window), title);
gtk_window_set_type_hint(GTK_WINDOW(window), GDK_WINDOW_TYPE_HINT_DIALOG);
gtk_window_set_modal(GTK_WINDOW(window), TRUE);
gtk_window_set_default_size (GTK_WINDOW(window), 450, 200);
gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
g_signal_connect(G_OBJECT(window), "delete_event",
G_CALLBACK(alertpanel_deleted),
(gpointer)G_ALERTCANCEL);
g_signal_connect(G_OBJECT(window), "key_press_event",
G_CALLBACK(alertpanel_close),
(gpointer)G_ALERTCANCEL);
content_area = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 12);
gtk_container_add (GTK_CONTAINER(window), content_area);
/* for title icon, label and message */
hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 12);
gtk_container_set_border_width(GTK_CONTAINER(hbox), 12);
gtk_container_add (GTK_CONTAINER(content_area), hbox);
/* title icon */
switch (alert_type) {
case ALERT_QUESTION:
image = gtk_image_new_from_icon_name
("dialog-question", GTK_ICON_SIZE_DIALOG);
break;
case ALERT_WARNING:
image = gtk_image_new_from_icon_name
("dialog-warning", GTK_ICON_SIZE_DIALOG);
break;
case ALERT_ERROR:
image = gtk_image_new_from_icon_name
("dialog-error", GTK_ICON_SIZE_DIALOG);
break;
case ALERT_NOTICE:
default:
image = gtk_image_new_from_icon_name
("dialog-information", GTK_ICON_SIZE_DIALOG);
break;
}
gtk_widget_set_halign(image, GTK_ALIGN_CENTER);
gtk_widget_set_valign(image, GTK_ALIGN_START);
gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 12);
gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
gtk_widget_show (vbox);
label = gtk_label_new(title_full);
gtk_label_set_xalign(GTK_LABEL(label), 0.0);
gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_LEFT);
gtk_label_set_use_markup(GTK_LABEL (label), TRUE);
gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
if (!font_desc) {
gint size;
size = pango_font_description_get_size
(gtk_widget_get_style(label)->font_desc);
font_desc = pango_font_description_new();
pango_font_description_set_weight
(font_desc, PANGO_WEIGHT_BOLD);
pango_font_description_set_size
(font_desc, size * PANGO_SCALE_LARGE);
}
if (font_desc)
gtk_widget_override_font(label, font_desc);
g_free(title_full);
label = gtk_label_new(message);
gtk_label_set_xalign(GTK_LABEL(label), 0.0);
gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_LEFT);
gtk_label_set_selectable(GTK_LABEL(label), TRUE);
gtk_label_set_use_markup(GTK_LABEL(label), TRUE);
gtk_widget_set_can_focus(label, FALSE);
gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
gtk_label_set_line_wrap_mode(GTK_LABEL(label), PANGO_WRAP_CHAR);
gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
gtk_widget_show(label);
/* Claws: custom widget */
if (custom_widget) {
gtk_box_pack_start(GTK_BOX(vbox), custom_widget, FALSE,
FALSE, 0);
}
if (can_disable) {
hbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
gtk_box_pack_start(GTK_BOX(vbox), hbox,
FALSE, FALSE, 0);
disable_checkbtn = gtk_check_button_new_with_label
(_("Show this message next time"));
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(disable_checkbtn),
TRUE);
gtk_box_pack_start(GTK_BOX(hbox), disable_checkbtn,
FALSE, FALSE, 12);
g_signal_connect(G_OBJECT(disable_checkbtn), "toggled",
G_CALLBACK(alertpanel_button_toggled),
GUINT_TO_POINTER(G_ALERTDISABLE));
}
/* for button(s) */
if (!button1_label)
button1_label = _("_OK");
label2 = button2_label;
label3 = button3_label;
gtkut_stock_button_set_create(&confirm_area,
&button1, button1_label,
button2_label ? &button2 : NULL, label2,
button3_label ? &button3 : NULL, label3);
gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
/* Set focus on correct button as requested. */
focusbutton = button1;
switch (focus) {
case ALERTFOCUS_SECOND:
if (button2_label != NULL)
focusbutton = button2;
break;
case ALERTFOCUS_THIRD:
if (button3_label != NULL)
focusbutton = button3;
break;
case ALERTFOCUS_FIRST:
default:
focusbutton = button1;
break;
}
gtk_widget_grab_default(focusbutton);
gtk_widget_grab_focus(focusbutton);
g_signal_connect(G_OBJECT(button1), "clicked",
G_CALLBACK(alertpanel_button_clicked),
GUINT_TO_POINTER(G_ALERTDEFAULT));
if (button2_label)
g_signal_connect(G_OBJECT(button2), "clicked",
G_CALLBACK(alertpanel_button_clicked),
GUINT_TO_POINTER(G_ALERTALTERNATE));
if (button3_label)
g_signal_connect(G_OBJECT(button3), "clicked",
G_CALLBACK(alertpanel_button_clicked),
GUINT_TO_POINTER(G_ALERTOTHER));
gtk_widget_show_all(window);
}
static void alertpanel_button_toggled(GtkToggleButton *button,
gpointer data)
{
if (gtk_toggle_button_get_active(button))
value &= ~GPOINTER_TO_UINT(data);
else
value |= GPOINTER_TO_UINT(data);
}
static void alertpanel_button_clicked(GtkWidget *widget, gpointer data)
{
value = (value & ~G_ALERT_VALUE_MASK) | (AlertValue)data;
}
static gint alertpanel_deleted(GtkWidget *widget, GdkEventAny *event,
gpointer data)
{
value = (value & ~G_ALERT_VALUE_MASK) | (AlertValue)data;
return TRUE;
}
static gboolean alertpanel_close(GtkWidget *widget, GdkEventAny *event,
gpointer data)
{
if (event->type == GDK_KEY_PRESS)
if (((GdkEventKey *)event)->keyval != GDK_KEY_Escape)
return FALSE;
value = (value & ~G_ALERT_VALUE_MASK) | (AlertValue)data;
return FALSE;
}