Clickable links

This commit is contained in:
Moritz Lipp 2012-02-07 18:56:17 +01:00
parent 90f6f5dd6e
commit 59e36d84ae

View file

@ -32,6 +32,7 @@ static void zathura_page_widget_get_property(GObject* object, guint prop_id, GVa
static void zathura_page_widget_size_allocate(GtkWidget* widget, GdkRectangle* allocation);
static void redraw_rect(ZathuraPage* widget, zathura_rectangle_t* rectangle);
static void redraw_all_rects(ZathuraPage* widget, girara_list_t* rectangles);
static bool cb_zathura_page_widget_button_press_event(GtkWidget* widget, GdkEventButton* button, zathura_page_t* page);
enum properties_e
{
@ -95,7 +96,18 @@ zathura_page_widget_new(zathura_page_t* page)
{
g_return_val_if_fail(page != NULL, NULL);
return g_object_new(ZATHURA_TYPE_PAGE, "page", page, NULL);
GtkWidget* widget = g_object_new(ZATHURA_TYPE_PAGE, "page", page, NULL);
if (widget != NULL) {
g_signal_connect(
G_OBJECT(widget),
"button-press-event",
G_CALLBACK(cb_zathura_page_widget_button_press_event),
page
);
}
return widget;
}
static void
@ -363,3 +375,44 @@ zathura_page_widget_link_get(ZathuraPage* widget, unsigned int index)
return NULL;
}
}
static bool
cb_zathura_page_widget_button_press_event(GtkWidget* widget, GdkEventButton* button, zathura_page_t* page)
{
g_return_val_if_fail(widget != NULL, false);
g_return_val_if_fail(button != NULL, false);
g_return_val_if_fail(page != NULL, false);
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(widget);
/* simple single click */
if (button->type == GDK_BUTTON_PRESS) {
double x = button->x / page->document->scale;
double y = button->y / page->document->scale;
/* get links */
if (priv->links_got == false) {
priv->links = zathura_page_links_get(priv->page);
priv->links_got = true;
priv->number_of_links = (priv->links == NULL) ? 0 : girara_list_size(priv->links);
}
if (priv->links != NULL && priv->number_of_links > 0) {
GIRARA_LIST_FOREACH(priv->links, zathura_link_t*, iter, link)
if (link->position.x1 <= x && link->position.x2 >= x
&& link->position.y1 <= y && link->position.y2 >= y) {
switch (link->type) {
case ZATHURA_LINK_TO_PAGE:
page_set_delayed(page->document->zathura, link->target.page_number);
return true;
case ZATHURA_LINK_EXTERNAL:
girara_xdg_open(link->target.value);
return true;
}
}
GIRARA_LIST_FOREACH_END(priv->links, zathura_link_t*, iter, link);
}
}
return false;
}