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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
commit | cca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch) | |
tree | 146f39ded1c938019e1ed42d30923c2ac9e86789 /src/ui/tool/modifier-tracker.cpp | |
parent | Initial commit. (diff) | |
download | inkscape-upstream.tar.xz inkscape-upstream.zip |
Adding upstream version 1.2.2.upstream/1.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/ui/tool/modifier-tracker.cpp | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/src/ui/tool/modifier-tracker.cpp b/src/ui/tool/modifier-tracker.cpp new file mode 100644 index 0000000..70c85a6 --- /dev/null +++ b/src/ui/tool/modifier-tracker.cpp @@ -0,0 +1,94 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/** @file + * Fine-grained modifier tracker for event handling. + */ +/* Authors: + * Krzysztof KosiĆski <tweenk.pl@gmail.com> + * + * Copyright (C) 2009 Authors + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include <gdk/gdk.h> +#include <gdk/gdkkeysyms.h> +#include "ui/tool/event-utils.h" +#include "ui/tool/modifier-tracker.h" + +namespace Inkscape { +namespace UI { + +ModifierTracker::ModifierTracker() + : _left_shift(false) + , _right_shift(false) + , _left_ctrl(false) + , _right_ctrl(false) + , _left_alt(false) + , _right_alt(false) +{} + +bool ModifierTracker::event(GdkEvent *event) +{ + switch (event->type) { + case GDK_KEY_PRESS: + switch (shortcut_key(event->key)) { + case GDK_KEY_Shift_L: + _left_shift = true; + break; + case GDK_KEY_Shift_R: + _right_shift = true; + break; + case GDK_KEY_Control_L: + _left_ctrl = true; + break; + case GDK_KEY_Control_R: + _right_ctrl = true; + break; + case GDK_KEY_Alt_L: + _left_alt = true; + break; + case GDK_KEY_Alt_R: + _right_alt = true; + break; + } + break; + case GDK_KEY_RELEASE: + switch (shortcut_key(event->key)) { + case GDK_KEY_Shift_L: + _left_shift = false; + break; + case GDK_KEY_Shift_R: + _right_shift = false; + break; + case GDK_KEY_Control_L: + _left_ctrl = false; + break; + case GDK_KEY_Control_R: + _right_ctrl = false; + break; + case GDK_KEY_Alt_L: + _left_alt = false; + break; + case GDK_KEY_Alt_R: + _right_alt = false; + break; + } + break; + default: break; + } + + return false; +} + +} // namespace UI +} // namespace Inkscape + +/* + 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:fileencoding=utf-8:textwidth=99 : |