diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
commit | cca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch) | |
tree | 146f39ded1c938019e1ed42d30923c2ac9e86789 /src/ui/widget/spinbutton.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/widget/spinbutton.cpp | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/src/ui/widget/spinbutton.cpp b/src/ui/widget/spinbutton.cpp new file mode 100644 index 0000000..423ffe5 --- /dev/null +++ b/src/ui/widget/spinbutton.cpp @@ -0,0 +1,126 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Author: + * Johan B. C. Engelen + * + * Copyright (C) 2011 Author + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include "spinbutton.h" + +#include "scroll-utils.h" +#include "unit-menu.h" +#include "unit-tracker.h" +#include "util/expression-evaluator.h" +#include "ui/tools/tool-base.h" + +namespace Inkscape { +namespace UI { +namespace Widget { + +int SpinButton::on_input(double* newvalue) +{ + if (_dont_evaluate) return false; + + try { + Inkscape::Util::EvaluatorQuantity result; + if (_unit_menu || _unit_tracker) { + Unit const *unit = nullptr; + if (_unit_menu) { + unit = _unit_menu->getUnit(); + } else { + unit = _unit_tracker->getActiveUnit(); + } + Inkscape::Util::ExpressionEvaluator eval = Inkscape::Util::ExpressionEvaluator(get_text().c_str(), unit); + result = eval.evaluate(); + // check if output dimension corresponds to input unit + if (result.dimension != (unit->isAbsolute() ? 1 : 0) ) { + throw Inkscape::Util::EvaluatorException("Input dimensions do not match with parameter dimensions.",""); + } + } else { + Inkscape::Util::ExpressionEvaluator eval = Inkscape::Util::ExpressionEvaluator(get_text().c_str(), nullptr); + result = eval.evaluate(); + } + *newvalue = result.value; + } + catch(Inkscape::Util::EvaluatorException &e) { + g_message ("%s", e.what()); + + return false; + } + + return true; +} + +bool SpinButton::on_focus_in_event(GdkEventFocus *event) +{ + _on_focus_in_value = get_value(); + return parent_type::on_focus_in_event(event); +} + +bool SpinButton::on_key_press_event(GdkEventKey* event) +{ + switch (Inkscape::UI::Tools::get_latin_keyval (event)) { + case GDK_KEY_Escape: // defocus + undo(); + defocus(); + return true; // I consumed the event + break; + case GDK_KEY_Return: // defocus + case GDK_KEY_KP_Enter: + defocus(); + break; + case GDK_KEY_Tab: + case GDK_KEY_ISO_Left_Tab: + // set the flag meaning "do not leave toolbar when changing value" + _stay = true; + break; + case GDK_KEY_z: + case GDK_KEY_Z: + _stay = true; + if (event->state & GDK_CONTROL_MASK) { + undo(); + return true; // I consumed the event + } + break; + default: + break; + } + + return parent_type::on_key_press_event(event); +} + +void SpinButton::undo() +{ + set_value(_on_focus_in_value); +} + +void SpinButton::defocus() +{ + // defocus spinbutton by moving focus to the canvas, unless "stay" is on + if (_stay) { + _stay = false; + } else { + Gtk::Widget *widget = _defocus_widget ? _defocus_widget : get_scrollable_ancestor(this); + if (widget) { + widget->grab_focus(); + } + } +} + +} // namespace Widget +} // 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 : |