static void
update_mouse_cursor (GtkTextView *text_view,
gint x,
gint y)
{
static GdkCursor *hand_cursor = NULL;
static GdkCursor *regular_cursor = NULL;
gboolean hovering = FALSE, hovering_over_link = FALSE, hovering_real;
guint32 state;
GtkTextBuffer *buffer = gtk_text_view_get_buffer (text_view);
GtkTextTagTable *tag_table;
GtkTextTag *tag;
GtkTextIter iter;
if (!hand_cursor) {
hand_cursor = gdk_cursor_new (GDK_HAND2);
regular_cursor = gdk_cursor_new (GDK_XTERM);
}
g_return_if_fail (buffer != NULL);
tag_table = gtk_text_buffer_get_tag_table (buffer);
tag = gtk_text_tag_table_lookup (tag_table, E_BUFFER_TAGGER_LINK_TAG);
g_return_if_fail (tag != NULL);
state = get_state (buffer);
gtk_text_view_get_iter_at_location (text_view, &iter, x, y);
hovering_real = gtk_text_iter_has_tag (&iter, tag);
hovering_over_link = (state & E_BUFFER_TAGGER_STATE_IS_HOVERING) != 0;
if ((state & E_BUFFER_TAGGER_STATE_CTRL_DOWN) == 0) {
hovering = FALSE;
} else {
hovering = hovering_real;
}
if (hovering != hovering_over_link) {
update_state (buffer, E_BUFFER_TAGGER_STATE_IS_HOVERING, hovering);
if (hovering && gtk_widget_has_focus (GTK_WIDGET (text_view)))
gdk_window_set_cursor (gtk_text_view_get_window (text_view, GTK_TEXT_WINDOW_TEXT), hand_cursor);
else
gdk_window_set_cursor (gtk_text_view_get_window (text_view, GTK_TEXT_WINDOW_TEXT), regular_cursor);
/* XXX Is this necessary? Appears to be a no-op. */
get_pointer_position (text_view, NULL, NULL);
}
hovering_over_link = (state & E_BUFFER_TAGGER_STATE_IS_HOVERING_TOOLTIP) != 0;
if (hovering_real != hovering_over_link) {
update_state (buffer, E_BUFFER_TAGGER_STATE_IS_HOVERING_TOOLTIP, hovering_real);
gtk_widget_trigger_tooltip_query (GTK_WIDGET (text_view));
}
}
static void
update_ctrl_state (GtkTextView *textview,
gboolean ctrl_is_down)
{
GtkTextBuffer *buffer;
gint x, y;
buffer = gtk_text_view_get_buffer (textview);
if (buffer) {
if (((get_state (buffer) & E_BUFFER_TAGGER_STATE_CTRL_DOWN) != 0) != (ctrl_is_down != FALSE)) {
update_state (buffer, E_BUFFER_TAGGER_STATE_CTRL_DOWN, ctrl_is_down != FALSE);
}
get_pointer_position (textview, &x, &y);
gtk_text_view_window_to_buffer_coords (textview, GTK_TEXT_WINDOW_WIDGET, x, y, &x, &y);
update_mouse_cursor (textview, x, y);
}
}
static gboolean
textview_visibility_notify_event (GtkTextView *textview,
GdkEventVisibility *event)
{
gint wx, wy, bx, by;
g_return_val_if_fail (GTK_IS_TEXT_VIEW (textview), FALSE);
get_pointer_position (textview, &wx, &wy);
gtk_text_view_window_to_buffer_coords (
textview,
GTK_TEXT_WINDOW_WIDGET,
wx, wy, &bx, &by);
update_mouse_cursor (textview, bx, by);
return FALSE;
}
void setup(void)
{
ewmh_init();
screen = xcb_setup_roots_iterator(xcb_get_setup(dpy)).data;
if (!screen)
err("error: cannot aquire screen\n");
screen_width = screen->width_in_pixels;
screen_height = screen->height_in_pixels;
root_depth = screen->root_depth;
xcb_atom_t net_atoms[] = {ewmh->_NET_SUPPORTED,
ewmh->_NET_DESKTOP_NAMES,
ewmh->_NET_NUMBER_OF_DESKTOPS,
ewmh->_NET_CURRENT_DESKTOP,
ewmh->_NET_CLIENT_LIST,
ewmh->_NET_ACTIVE_WINDOW,
ewmh->_NET_WM_DESKTOP,
ewmh->_NET_WM_STATE,
ewmh->_NET_WM_STATE_FULLSCREEN,
ewmh->_NET_WM_WINDOW_TYPE,
ewmh->_NET_WM_WINDOW_TYPE_DOCK,
ewmh->_NET_WM_WINDOW_TYPE_NOTIFICATION,
ewmh->_NET_WM_WINDOW_TYPE_DIALOG,
ewmh->_NET_WM_WINDOW_TYPE_UTILITY,
ewmh->_NET_WM_WINDOW_TYPE_TOOLBAR};
xcb_ewmh_set_supported(ewmh, default_screen, LENGTH(net_atoms), net_atoms);
monitor_uid = desktop_uid = client_uid = 0;
mon = last_mon = mon_head = mon_tail = NULL;
bool xinerama_is_active = false;
if (xcb_get_extension_data(dpy, &xcb_xinerama_id)->present) {
xcb_xinerama_is_active_reply_t *xia = xcb_xinerama_is_active_reply(dpy, xcb_xinerama_is_active(dpy), NULL);
if (xia != NULL) {
xinerama_is_active = xia->state;
free(xia);
}
}
if (xinerama_is_active) {
xcb_xinerama_query_screens_reply_t *xsq = xcb_xinerama_query_screens_reply(dpy, xcb_xinerama_query_screens(dpy), NULL);
xcb_xinerama_screen_info_t *xsi = xcb_xinerama_query_screens_screen_info(xsq);
int n = xcb_xinerama_query_screens_screen_info_length(xsq);
PRINTF("number of monitors: %d\n", n);
for (int i = 0; i < n; i++) {
xcb_xinerama_screen_info_t info = xsi[i];
xcb_rectangle_t rect = (xcb_rectangle_t) {info.x_org, info.y_org, info.width, info.height};
add_monitor(&rect);
}
free(xsq);
} else {
warn("Xinerama is inactive");
xcb_rectangle_t rect = (xcb_rectangle_t) {0, 0, screen_width, screen_height};
add_monitor(&rect);
}
for (monitor_t *m = mon_head; m != NULL; m = m->next)
add_desktop(m, NULL);
ewmh_update_number_of_desktops();
ewmh_update_desktop_names();
rule_head = make_rule();
frozen_pointer = make_pointer_state();
get_pointer_position(&pointer_position);
split_mode = MODE_AUTOMATIC;
}
