/** @copydoc widgetdata::event_func */
static int widget_event(widgetdata *widget, SDL_Event *event)
{
network_graph_widget_t *network_graph = widget->subwidget;
network_graph_data_t *data = &network_graph->data[network_graph->type];
if (event->type == SDL_MOUSEMOTION) {
int x = event->motion.x - widget->x;
if (x < 0 || x >= widget->w) {
return 0;
}
char buf[HUGE_BUF];
snprintf(VS(buf), "Maximum: %" PRIu64 " Bytes/s (%" PRIu64 " kB/s)",
(uint64_t) data->max, (uint64_t) data->max / 1000);
for (int i = 0; i < NETWORK_GRAPH_TRAFFIC_MAX; i++) {
size_t bytes = data->data[x * NETWORK_GRAPH_TRAFFIC_MAX + i];
snprintfcat(VS(buf), "\n%s: %" PRIu64 " Bytes/s (%" PRIu64 " kB/s)",
network_graph_filters[i], (uint64_t) bytes,
(uint64_t) bytes / 1000);
}
tooltip_create(event->motion.x, event->motion.y, FONT_ARIAL11, buf);
tooltip_multiline(200);
tooltip_enable_delay(100);
}
return 0;
}
/** @copydoc popup_struct::event_func */
static int popup_event_func(popup_struct *popup, SDL_Event *event)
{
if (scrollbar_event(&scrollbar, event)) {
return 1;
}
if (book_help_history_enabled &&
BUTTON_CHECK_TOOLTIP(&popup->button_left.button)) {
tooltip_create(event->motion.x, event->motion.y, FONT_ARIAL11,
"Go back");
tooltip_enable_delay(300);
}
/* Mouse event and the mouse is inside the book. */
if (event->type == SDL_MOUSEBUTTONDOWN && event->motion.x >= popup->x && event->motion.x < popup->x + popup->surface->w && event->motion.y >= popup->y && event->motion.y < popup->y + popup->surface->h) {
/* Scroll the book. */
if (event->button.button == SDL_BUTTON_WHEELDOWN) {
scrollbar_scroll_adjust(&scrollbar, 1);
return 1;
} else if (event->button.button == SDL_BUTTON_WHEELUP) {
scrollbar_scroll_adjust(&scrollbar, -1);
return 1;
}
} else if (event->type == SDL_KEYDOWN) {
/* Scrolling. */
if (event->key.keysym.sym == SDLK_DOWN) {
scrollbar_scroll_adjust(&scrollbar, 1);
return 1;
} else if (event->key.keysym.sym == SDLK_UP) {
scrollbar_scroll_adjust(&scrollbar, -1);
return 1;
} else if (event->key.keysym.sym == SDLK_PAGEDOWN) {
scrollbar_scroll_adjust(&scrollbar, book_scroll_lines);
return 1;
} else if (event->key.keysym.sym == SDLK_PAGEUP) {
scrollbar_scroll_adjust(&scrollbar, -book_scroll_lines);
return 1;
}
}
return -1;
}