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claws-mail/src/gtk/about.c
Colin Leroy 2c42dd3fec 2006-08-02 [colin] 2.4.0cvs17 
* src/mainwindow.c
	* src/prefs_common.c
	* src/textview.c
	* src/textview.h
	* src/gtk/about.c
		Allow per-level quote hiding,
		Allow toggling quotes by double-clicking them
		Rename RemoteURI to ClickableText to reflect
		the fact it's used for a variety of things
2006-08-02 16:30:28 +00:00

727 lines
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/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws team
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "defs.h"
#include <glib.h>
#include <glib/gi18n.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtkwidget.h>
#include <gtk/gtkwindow.h>
#include <gtk/gtksignal.h>
#include <gtk/gtkvbox.h>
#include <gtk/gtkhbox.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkhseparator.h>
#include <gtk/gtkscrolledwindow.h>
#include <gtk/gtktext.h>
#include <gtk/gtkbutton.h>
#if HAVE_SYS_UTSNAME_H
# include <sys/utsname.h>
#endif
#include "about.h"
#include "gtkutils.h"
#include "stock_pixmap.h"
#include "prefs_common.h"
#include "utils.h"
#include "version.h"
#include "authors.h"
#include "codeconv.h"
#include "menu.h"
#include "textview.h"
static GtkWidget *window;
static gchar* uri_hover = NULL;
static GtkTextIter uri_hover_start_iter;
static GtkTextIter uri_hover_end_iter;
static GdkCursor *hand_cursor = NULL;
static GdkCursor *text_cursor = NULL;
static void about_create(void);
static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event);
static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
GdkEvent *event, GtkTextIter *iter,
GtkWidget *textview);
static void about_open_link_cb(GtkWidget *widget, guint action, void *data);
static void about_copy_link_cb(GtkWidget *widget, guint action, void *data);
static gboolean about_textview_motion_notify(GtkWidget *widget,
GdkEventMotion *event,
GtkWidget *textview);
static gboolean about_textview_leave_notify(GtkWidget *widget,
GdkEventCrossing *event,
GtkWidget *textview);
static void about_textview_uri_update(GtkWidget *textview, gint x, gint y);
static GtkItemFactoryEntry textview_link_popup_entries[] =
{
{N_("/_Open with Web browser"), NULL, about_open_link_cb, 0, NULL},
{N_("/Copy this _link"), NULL, about_copy_link_cb, 0, NULL},
};
static GtkWidget *link_popupmenu;
void about_show(void)
{
if (!window)
about_create();
else
gtk_window_present(GTK_WINDOW(window));
}
static void about_create(void)
{
GtkWidget *vbox1;
GtkWidget *table;
GtkWidget *table2;
GtkWidget *image;
GtkWidget *vbox2;
GtkWidget *label;
GtkWidget *button;
GtkWidget *scrolledwin;
GtkWidget *notebook;
char *markup;
GtkWidget *text;
GtkWidget *confirm_area;
GtkWidget *close_button;
GtkTextBuffer *buffer;
GtkTextIter iter;
GtkTextTag *tag;
GdkColor uri_color;
#if HAVE_SYS_UTSNAME_H
struct utsname utsbuf;
#endif
gchar buf[1024];
gint i;
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(window), _("About Sylpheed-Claws"));
gtk_container_set_border_width(GTK_CONTAINER(window), 8);
gtk_window_set_resizable(GTK_WINDOW(window), FALSE);
gtk_widget_set_size_request(window, -1, -1);
g_signal_connect(G_OBJECT(window), "delete_event",
G_CALLBACK(gtk_widget_hide_on_delete), NULL);
g_signal_connect(G_OBJECT(window), "key_press_event",
G_CALLBACK(key_pressed), NULL);
gtk_widget_realize(window);
vbox1 = gtk_vbox_new(FALSE, 0);
gtk_container_add(GTK_CONTAINER(window), vbox1);
table = gtk_table_new (1, 2, FALSE);
gtk_box_pack_start(GTK_BOX(vbox1), table, FALSE, FALSE, 0);
image = stock_pixmap_widget(window, STOCK_PIXMAP_SYLPHEED_CLAWS_LOGO);
gtk_table_attach(GTK_TABLE(table), image, 0, 1, 0, 1,
(GtkAttachOptions) (GTK_SHRINK),
(GtkAttachOptions) (GTK_SHRINK), 8, 0);
vbox2 = gtk_vbox_new (TRUE, 0);
gtk_table_attach(GTK_TABLE(table), vbox2, 1, 2, 0, 1,
(GtkAttachOptions) (GTK_EXPAND),
(GtkAttachOptions) (GTK_FILL), 0, 0);
label = gtk_label_new("");
gtk_label_set_selectable(GTK_LABEL(label), TRUE);
gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
markup = g_markup_printf_escaped
("<span weight=\"bold\" size=\"xx-large\">Sylpheed-Claws</span>\nversion %s",
VERSION);
gtk_label_set_markup(GTK_LABEL(label), markup);
g_free(markup);
button = gtkut_get_link_btn(window, HOMEPAGE_URI, " "HOMEPAGE_URI" ");
gtk_box_pack_start(GTK_BOX(vbox2), button, FALSE, FALSE, 0);
#if HAVE_SYS_UTSNAME_H
uname(&utsbuf);
g_snprintf(buf, sizeof(buf),
_("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
"Locale: %s (charset: %s)\n"
"Operating System: %s %s (%s)"),
gtk_major_version, gtk_minor_version, gtk_micro_version,
glib_major_version, glib_minor_version, glib_micro_version,
conv_get_current_locale(), conv_get_locale_charset_str(),
utsbuf.sysname, utsbuf.release, utsbuf.machine);
#elif defined(G_OS_WIN32)
g_snprintf(buf, sizeof(buf),
_("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
"Locale: %s (charset: %s)\n"
"Operating System: %s"),
gtk_major_version, gtk_minor_version, gtk_micro_version,
glib_major_version, glib_minor_version, glib_micro_version,
conv_get_current_locale(), conv_get_locale_charset_str(),
"Win32");
#else
g_snprintf(buf, sizeof(buf),
_("GTK+ %d.%d.%d / GLib %d.%d.%d\n"
"Locale: %s (charset: %s)\n"
"Operating System: unknown"),
gtk_major_version, gtk_minor_version, gtk_micro_version,
glib_major_version, glib_minor_version, glib_micro_version,
conv_get_current_locale(), conv_get_locale_charset_str());
#endif
label = gtk_label_new(buf);
gtk_label_set_selectable(GTK_LABEL(label), TRUE);
gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
g_snprintf(buf, sizeof(buf),
_("Compiled-in features:\n%s"),
#if USE_THREADS
" gthread"
#endif
#if INET6
" IPv6"
#endif
#if HAVE_ICONV
" iconv"
#endif
#if HAVE_LIBCOMPFACE
" compface"
#endif
#if USE_OPENSSL
" OpenSSL"
#endif
#if USE_LDAP
" LDAP"
#endif
#if USE_JPILOT
" JPilot"
#endif
#if USE_ASPELL
" GNU/aspell"
#endif
#if HAVE_LIBETPAN
" libetpan"
#endif
#if USE_GNOMEPRINT
" libgnomeprint"
#endif
"");
label = gtk_label_new(buf);
gtk_label_set_selectable(GTK_LABEL(label), TRUE);
gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
gtk_box_pack_start(GTK_BOX(vbox2), label, FALSE, FALSE, 0);
table2 = gtk_table_new (2, 3, FALSE);
gtk_box_pack_start(GTK_BOX(vbox1), table2, FALSE, FALSE, 0);
label = gtk_label_new
(_("Copyright (C) 1999-2006 Hiroyuki Yamamoto <hiro-y@kcn.ne.jp>\n"
"and the Sylpheed-Claws team"));
gtk_label_set_selectable(GTK_LABEL(label), TRUE);
gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
gtk_table_attach(GTK_TABLE(table2), label, 0, 1, 0, 1,
(GtkAttachOptions) (GTK_EXPAND),
(GtkAttachOptions) (GTK_SHRINK), 0, 6);
notebook = gtk_notebook_new();
gtk_widget_set_size_request(notebook, -1, 200);
gtk_widget_show(notebook);
scrolledwin = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_SHADOW_IN);
text = gtk_text_view_new();
gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
gtk_container_add(GTK_CONTAINER(scrolledwin), text);
gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
/* textview link style (based upon main prefs) */
gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
(GdkColor*)&uri_color);
tag = gtk_text_buffer_create_tag(buffer, "link",
"foreground-gdk", &uri_color,
"wrap-mode", GTK_WRAP_NONE,
NULL);
gtk_text_buffer_create_tag(buffer, "link-hover",
"foreground-gdk", &uri_color,
"underline", PANGO_UNDERLINE_SINGLE,
NULL);
gtk_text_buffer_insert(buffer, &iter, _(
"Sylpheed-Claws is a lightweight, fast and "
"highly-configurable email client.\n\n"
"For further information visit the Sylpheed-"
"Claws website:\n"), -1);
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, HOMEPAGE_URI, -1,
"link", NULL);
gtk_text_buffer_insert(buffer, &iter, _("\n\n"
"Sylpheed-Claws is free software released "
"under the GPL license. If you wish to donate "
"to the Sylpheed-Claws project you can do "
"so at:\n"), -1);
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DONATE_URI, -1,
"link", NULL);
gtk_text_buffer_insert(buffer, &iter, _("\n"), -1);
g_signal_connect(G_OBJECT(tag), "event",
G_CALLBACK(about_textview_uri_clicked), text);
g_signal_connect(G_OBJECT(text), "motion-notify-event",
G_CALLBACK(about_textview_motion_notify), text);
g_signal_connect(G_OBJECT(text), "leave-notify-event",
G_CALLBACK(about_textview_leave_notify), text);
gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
scrolledwin,
gtk_label_new_with_mnemonic(_("_Info")));
scrolledwin = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_SHADOW_IN);
text = gtk_text_view_new();
gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
gtk_container_add(GTK_CONTAINER(scrolledwin), text);
gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
/* init formatting tag: indentation for list items */
gtk_text_buffer_create_tag(buffer, "indented-list-item",
"indent", 24,
NULL);
gtk_text_buffer_create_tag(buffer, "underlined-list-title",
"underline", PANGO_UNDERLINE_SINGLE,
NULL);
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("The Sylpheed-Claws Team\n")), -1,
"underlined-list-title", NULL);
for (i = 0; TEAM_LIST[i] != NULL; i++) {
if (g_utf8_validate(TEAM_LIST[i], -1, NULL))
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TEAM_LIST[i], -1,
"indented-list-item", NULL);
else {
gchar *conv = conv_codeset_strdup(TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
if (conv)
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
"indented-list-item", NULL);
g_free(conv);
}
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
}
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nPrevious team members\n")), -1,
"underlined-list-title", NULL);
for (i = 0; EX_TEAM_LIST[i] != NULL; i++) {
if (g_utf8_validate(EX_TEAM_LIST[i], -1, NULL))
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, EX_TEAM_LIST[i], -1,
"indented-list-item", NULL);
else {
gchar *conv = conv_codeset_strdup(EX_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
if (conv)
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
"indented-list-item", NULL);
g_free(conv);
}
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
}
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nThe translation team\n")), -1,
"underlined-list-title", NULL);
for (i = 0; TRANS_TEAM_LIST[i] != NULL; i++) {
if (g_utf8_validate(TRANS_TEAM_LIST[i], -1, NULL))
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, TRANS_TEAM_LIST[i], -1,
"indented-list-item", NULL);
else {
gchar *conv = conv_codeset_strdup(TRANS_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
if (conv)
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
"indented-list-item", NULL);
g_free(conv);
}
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
}
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nDocumentation team\n")), -1,
"underlined-list-title", NULL);
for (i = 0; DOC_TEAM_LIST[i] != NULL; i++) {
if (g_utf8_validate(DOC_TEAM_LIST[i], -1, NULL))
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, DOC_TEAM_LIST[i], -1,
"indented-list-item", NULL);
else {
gchar *conv = conv_codeset_strdup(DOC_TEAM_LIST[i], CS_ISO_8859_1, CS_UTF_8);
if (conv)
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
"undeindented-list-itemitle", NULL);
g_free(conv);
}
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
}
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nLogo\n")), -1,
"underlined-list-title", NULL);
for (i = 0; LOGO_LIST[i] != NULL; i++) {
if (g_utf8_validate(LOGO_LIST[i], -1, NULL))
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, LOGO_LIST[i], -1,
"indented-list-item", NULL);
else {
gchar *conv = conv_codeset_strdup(LOGO_LIST[i], CS_ISO_8859_1, CS_UTF_8);
if (conv)
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
"indented-list-item", NULL);
g_free(conv);
}
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
}
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nIcons\n")), -1,
"underlined-list-title", NULL);
for (i = 0; ICONS_LIST[i] != NULL; i++) {
if (g_utf8_validate(ICONS_LIST[i], -1, NULL))
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ICONS_LIST[i], -1,
"indented-list-item", NULL);
else {
gchar *conv = conv_codeset_strdup(ICONS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
if (conv)
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
"indented-list-item", NULL);
g_free(conv);
}
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
}
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, (_("\nContributors\n")), -1,
"underlined-list-title", NULL);
for (i = 0; CONTRIBS_LIST[i] != NULL; i++) {
if (g_utf8_validate(CONTRIBS_LIST[i], -1, NULL))
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, CONTRIBS_LIST[i], -1,
"indented-list-item", NULL);
else {
gchar *conv = conv_codeset_strdup(CONTRIBS_LIST[i], CS_ISO_8859_1, CS_UTF_8);
if (conv)
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, conv, -1,
"indented-list-item", NULL);
g_free(conv);
}
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
}
gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
scrolledwin,
gtk_label_new_with_mnemonic(_("_Authors")));
scrolledwin = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_SHADOW_IN);
text = gtk_text_view_new();
gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD);
gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
gtk_container_add(GTK_CONTAINER(scrolledwin), text);
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
gtk_text_buffer_insert(buffer, &iter,
_("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 2, or (at your option) "
"any later version.\n\n"), -1);
gtk_text_buffer_insert(buffer, &iter,
_("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.\n\n"), -1);
gtk_text_buffer_insert(buffer, &iter,
_("You should have received a copy of the GNU General Public License "
"along with this program; if not, write to the Free Software "
"Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, "
"MA 02110-1301, USA.\n\n"), -1);
#ifdef USE_OPENSSL
tag = gtk_text_buffer_create_tag(buffer, "link",
"foreground-gdk", &uri_color,
NULL);
gtk_text_buffer_create_tag(buffer, "link-hover",
"foreground-gdk", &uri_color,
"underline", PANGO_UNDERLINE_SINGLE,
NULL);
gtk_text_buffer_insert(buffer, &iter,
_("This product includes software developed by the OpenSSL Project "
"for use in the OpenSSL Toolkit ("), -1);
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, OPENSSL_URI, -1,
"link", NULL);
gtk_text_buffer_insert(buffer, &iter, _(").\n"), -1);
g_signal_connect(G_OBJECT(tag), "event",
G_CALLBACK(about_textview_uri_clicked), text);
g_signal_connect(G_OBJECT(text), "motion-notify-event",
G_CALLBACK(about_textview_motion_notify), text);
g_signal_connect(G_OBJECT(text), "leave-notify-event",
G_CALLBACK(about_textview_leave_notify), text);
#endif
gtk_notebook_append_page(GTK_NOTEBOOK(notebook),
scrolledwin,
gtk_label_new_with_mnemonic(_("_License")));
gtk_box_pack_start(GTK_BOX(vbox1), notebook, TRUE, TRUE, 0);
gtkut_stock_button_set_create(&confirm_area, &close_button, GTK_STOCK_CLOSE,
NULL, NULL, NULL, NULL);
gtk_box_pack_end(GTK_BOX(vbox1), confirm_area, FALSE, FALSE, 4);
gtk_widget_grab_default(close_button);
gtk_widget_grab_focus(close_button);
g_signal_connect_closure
(G_OBJECT(close_button), "clicked",
g_cclosure_new_swap(G_CALLBACK(gtk_widget_hide_on_delete),
window, NULL), FALSE);
gtk_widget_show_all(window);
}
static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event)
{
if (event && event->keyval == GDK_Escape)
gtk_widget_hide(window);
return FALSE;
}
static gboolean about_textview_uri_clicked(GtkTextTag *tag, GObject *obj,
GdkEvent *event, GtkTextIter *iter,
GtkWidget *textview)
{
GtkTextIter start_iter, end_iter;
GdkEventButton *bevent;
gchar *link = NULL;
if (!event || !tag) {
return FALSE;
}
if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
&& event->type != GDK_BUTTON_RELEASE) {
return FALSE;
}
/* get link text from tag */
if (get_tag_range(iter, tag, &start_iter,
&end_iter) == FALSE) {
return FALSE;
}
link = gtk_text_iter_get_text(&start_iter, &end_iter);
if (link == NULL) {
return FALSE;
}
bevent = (GdkEventButton *) event;
if (bevent->button == 1 && event->type == GDK_BUTTON_RELEASE) {
GtkTextBuffer *buffer;
/* we shouldn't follow a link if the user has selected something */
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
gtk_text_buffer_get_selection_bounds(buffer, &start_iter, &end_iter);
if (gtk_text_iter_get_offset(&start_iter) != gtk_text_iter_get_offset(&end_iter)) {
return FALSE;
}
/* open link and do *not* return TRUE so that
further gtk processing of the signal is done */
open_uri(link, prefs_common.uri_cmd);
} else {
if (bevent->button == 3 && event->type == GDK_BUTTON_PRESS) {
GtkItemFactory *link_popupfactory;
gint n_entries;
n_entries = sizeof(textview_link_popup_entries) /
sizeof(textview_link_popup_entries[0]);
link_popupmenu = menu_create_items(
textview_link_popup_entries, n_entries,
"<UriPopupMenu>", &link_popupfactory,
textview);
g_object_set_data(
G_OBJECT(link_popupmenu),
"menu_button", link);
gtk_menu_popup(GTK_MENU(link_popupmenu),
NULL, NULL, NULL, NULL,
bevent->button, bevent->time);
return TRUE;
}
}
return FALSE;
}
static void about_open_link_cb(GtkWidget *widget, guint action, void *data)
{
gchar *link = g_object_get_data(G_OBJECT(link_popupmenu),
"menu_button");
if (link == NULL) {
return;
}
open_uri(link, prefs_common.uri_cmd);
g_object_set_data(G_OBJECT(link_popupmenu), "menu_button",
NULL);
}
static void about_copy_link_cb(GtkWidget *widget, guint action, void *data)
{
gchar *link = g_object_get_data(G_OBJECT(link_popupmenu),
"menu_button");
if (link == NULL) {
return;
}
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), link, -1);
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), link, -1);
g_object_set_data(G_OBJECT(link_popupmenu), "menu_button", NULL);
}
static gboolean about_textview_motion_notify(GtkWidget *widget,
GdkEventMotion *event,
GtkWidget *textview)
{
about_textview_uri_update(textview, event->x, event->y);
gdk_window_get_pointer(widget->window, NULL, NULL, NULL);
return FALSE;
}
static gboolean about_textview_leave_notify(GtkWidget *widget,
GdkEventCrossing *event,
GtkWidget *textview)
{
about_textview_uri_update(textview, -1, -1);
return FALSE;
}
static void about_textview_uri_update(GtkWidget *textview, gint x, gint y)
{
GtkTextBuffer *buffer;
GtkTextIter start_iter, end_iter;
gchar *uri = NULL;
gboolean same;
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));
if (x != -1 && y != -1) {
gint bx, by;
GtkTextIter iter;
GSList *tags;
GSList *cur;
gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview),
GTK_TEXT_WINDOW_WIDGET,
x, y, &bx, &by);
gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview),
&iter, bx, by);
tags = gtk_text_iter_get_tags(&iter);
for (cur = tags; cur != NULL; cur = cur->next) {
GtkTextTag *tag = cur->data;
char *name;
g_object_get(G_OBJECT(tag), "name", &name, NULL);
if (strcmp(name, "link") == 0
&& get_tag_range(&iter, tag, &start_iter, &end_iter)) {
uri = gtk_text_iter_get_text(&start_iter, &end_iter);
}
g_free(name);
if (uri) {
break;
}
}
g_slist_free(tags);
}
/* compare previous hovered link and this one
(here links must be unique in text buffer otherwise ClickableText structures should be
used as in textview.c) */
same = (uri != NULL && uri_hover != NULL
&& strcmp((char*)uri, (char*)uri_hover) == 0);
if (same == FALSE) {
GdkWindow *window;
if (uri_hover) {
gtk_text_buffer_remove_tag_by_name(buffer,
"link-hover",
&uri_hover_start_iter,
&uri_hover_end_iter);
}
uri_hover = uri;
if (uri) {
uri_hover_start_iter = start_iter;
uri_hover_end_iter = end_iter;
gtk_text_buffer_apply_tag_by_name(buffer,
"link-hover",
&start_iter,
&end_iter);
}
window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview),
GTK_TEXT_WINDOW_TEXT);
if (!hand_cursor)
hand_cursor = gdk_cursor_new(GDK_HAND2);
if (!text_cursor)
text_cursor = gdk_cursor_new(GDK_XTERM);
gdk_window_set_cursor(window, uri ? hand_cursor : text_cursor);
}
}
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