#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 void about_uri_clicked(GtkButton *button, gpointer data);
+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 gboolean about_textview_visibility_notify(GtkWidget *widget,
+ GdkEventVisibility *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)
{
GtkWidget *confirm_area;
GtkWidget *close_button;
GtkTextBuffer *buffer;
- GtkTextIter iter, start_iter;
+ GtkTextIter iter;
+ GtkTextTag *tag;
#if HAVE_SYS_UTSNAME_H
struct utsname utsbuf;
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);
- gtk_text_buffer_create_tag(buffer, "link",
+ (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 "
"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(_("Info")));
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);
"Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, "
"MA 02110-1301, USA.\n\n"), -1);
#ifdef USE_OPENSSL
- gtk_text_buffer_create_tag(buffer, "link",
- "foreground-gdk", &uri_color,
- NULL);
+ 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, "http://www.openssl.org/", -1,
- "link", NULL);
+ "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),
{
open_uri(HOMEPAGE_URI, prefs_common.uri_cmd);
}
+
+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 gboolean about_textview_visibility_notify(GtkWidget *widget,
+ GdkEventVisibility *event,
+ GtkWidget *textview)
+{
+ gint wx, wy;
+ GdkWindow *window;
+
+ window = gtk_text_view_get_window(GTK_TEXT_VIEW(widget),
+ GTK_TEXT_WINDOW_TEXT);
+
+ /* check if occurred for the text window part */
+ if (window != event->window) {
+ return FALSE;
+ }
+
+ gdk_window_get_pointer(widget->window, &wx, &wy, NULL);
+ about_textview_uri_update(textview, wx, wy);
+
+ 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 RemoteURI 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);
+ }
+}