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// SPDX-License-Identifier: GPL-2.0-or-later
#include "custom-tooltip.h"
#include "gtkmm/box.h"
#include "gtkmm/label.h"
#include "gtkmm/image.h"
#include <ctime>
#include <chrono>
#include <gdk/gdk.h>
static gint timeoutid = -1;
static
gboolean
delaytooltip (gpointer data)
{
GdkDisplay *display = reinterpret_cast<GdkDisplay *>(data);
gtk_tooltip_trigger_tooltip_query(display);
return true;
}
void sp_clear_custom_tooltip()
{
if (timeoutid != -1) {
g_source_remove(timeoutid);
timeoutid = -1;
}
}
bool
sp_query_custom_tooltip(int x, int y, bool keyboard_tooltip, const Glib::RefPtr<Gtk::Tooltip>& tooltipw, gint id, Glib::ustring tooltip, Glib::ustring icon, Gtk::IconSize iconsize, int delaytime)
{
sp_clear_custom_tooltip();
static gint last = -1;
static auto start = std::chrono::steady_clock::now();
auto end = std::chrono::steady_clock::now();
if (last != id) {
start = std::chrono::steady_clock::now();
last = id;
}
Gtk::Box *box = Gtk::make_managed<Gtk::Box>();
Gtk::Label *label = Gtk::make_managed<Gtk::Label>();
label->set_line_wrap(true);
label->set_markup(tooltip);
label->set_max_width_chars(40);
if (icon != "") {
box->pack_start(*Gtk::make_managed<Gtk::Image>(icon, iconsize), true, true, 2);
}
box->pack_start(*label, true, true, 2);
tooltipw->set_custom(*box);
box->get_style_context()->add_class("symbolic");
box->show_all_children();
auto elapsed = std::chrono::duration_cast<std::chrono::milliseconds>(end - start);
if (elapsed.count() / delaytime < 0.5) {
GdkDisplay *display = gdk_display_get_default();
if (display) {
timeoutid = g_timeout_add(501-elapsed.count(), delaytooltip, display);
}
}
return elapsed.count() / delaytime > 0.5;
}
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