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-rw-r--r--src/ui/event-debug.h122
1 files changed, 122 insertions, 0 deletions
diff --git a/src/ui/event-debug.h b/src/ui/event-debug.h
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--- /dev/null
+++ b/src/ui/event-debug.h
@@ -0,0 +1,122 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef SEEN_UI_EVENT_DEBUG_H
+#define SEEN_UI_EVENT_DEBUG_H
+
+/**
+ * @file
+ * Dump event data.
+ */
+/*
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include <gtk/gtk.h>
+#include <glibmm/ustring.h>
+
+// See: https://developer.gnome.org/gdk3/stable/gdk3-Events.html
+
+inline void ui_dump_event (GdkEvent *event, Glib::ustring const &prefix, bool merge = true) {
+
+ static GdkEventType old_type = GDK_NOTHING;
+ static unsigned count = 0;
+
+ // Doesn't usually help to dump a zillion events of the same type (e.g. GDK_MOTION_NOTIFY).
+ ++count;
+ if (merge && event->type == old_type) {
+ if ( count == 1 ) {
+ std::cout << prefix << " ... ditto" << std::endl;
+ }
+ return;
+ }
+ count = 0;
+ old_type = event->type;
+
+ std::cout << prefix << ": ";
+
+ switch (event->type) {
+
+ case GDK_KEY_PRESS:
+ std::cout << "GDK_KEY_PRESS: " << event->key.hardware_keycode << std::endl;
+ break;
+ case GDK_KEY_RELEASE:
+ std::cout << "GDK_KEY_RELEASE: " << event->key.hardware_keycode << std::endl;
+ break;
+
+ case GDK_BUTTON_PRESS:
+ std::cout << "GDK_BUTTON_PRESS: " << event->button.button << std::endl;
+ break;
+ case GDK_2BUTTON_PRESS:
+ std::cout << "GDK_2BUTTON_PRESS: " << event->button.button << std::endl;
+ break;
+ case GDK_3BUTTON_PRESS:
+ std::cout << "GDK_3BUTTON_PRESS: " << event->button.button << std::endl;
+ break;
+ case GDK_BUTTON_RELEASE:
+ std::cout << "GDK_BUTTON_RELEASE: " << event->button.button << std::endl;
+ break;
+
+ case GDK_SCROLL:
+ std::cout << "GDK_SCROLL" << std::endl;
+ break;
+
+ case GDK_MOTION_NOTIFY:
+ std::cout << "GDK_MOTION_NOTIFY" << std::endl;
+ break;
+ case GDK_ENTER_NOTIFY:
+ std::cout << "GDK_ENTER_NOTIFY" << std::endl;
+ break;
+ case GDK_LEAVE_NOTIFY:
+ std::cout << "GDK_LEAVE_NOTIFY" << std::endl;
+ break;
+
+ case GDK_TOUCH_BEGIN:
+ std::cout << "GDK_TOUCH_BEGIN" << std::endl;
+ break;
+ case GDK_TOUCH_UPDATE:
+ std::cout << "GDK_TOUCH_UPDATE" << std::endl;
+ break;
+ case GDK_TOUCH_END:
+ std::cout << "GDK_TOUCH_END" << std::endl;
+ break;
+ case GDK_TOUCH_CANCEL:
+ std::cout << "GDK_TOUCH_CANCEL" << std::endl;
+ break;
+ case GDK_TOUCHPAD_SWIPE:
+ std::cout << "GDK_TOUCHPAD_SWIPE" << std::endl;
+ break;
+ case GDK_TOUCHPAD_PINCH:
+ std::cout << "GDK_TOUCHPAD_PINCH" << std::endl;
+ break;
+ case GDK_PAD_BUTTON_PRESS:
+ std::cout << "GDK_PAD_BUTTON_PRESS" << std::endl;
+ break;
+ case GDK_PAD_BUTTON_RELEASE:
+ std::cout << "GDK_PAD_BUTTON_RELEASE" << std::endl;
+ break;
+ case GDK_PAD_RING:
+ std::cout << "GDK_PAD_RING" << std::endl;
+ break;
+ case GDK_PAD_STRIP:
+ std::cout << "GDK_PAD_STRIP" << std::endl;
+ break;
+ case GDK_PAD_GROUP_MODE:
+ std::cout << "GDK_PAD_GROUP_MODE" << std::endl;
+ break;
+ default:
+ std::cout << "GDK event not recognized!" << std::endl;
+ break;
+ }
+}
+
+#endif // SEEN_UI_EVENT_DEBUG_H
+
+/*
+ Local Variables:
+ mode:c++
+ c-file-style:"stroustrup"
+ c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+ indent-tabs-mode:nil
+ fill-column:99
+ End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :