forked from osmocom/wireshark
108 lines
2.6 KiB
C++
108 lines
2.6 KiB
C++
/* accordion_frame.cpp
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later*/
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#include "config.h"
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#include <glib.h>
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#include "accordion_frame.h"
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#include "ui/util.h"
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#include <QLayout>
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#include <QPropertyAnimation>
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const int duration_ = 150;
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AccordionFrame::AccordionFrame(QWidget *parent) :
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QFrame(parent),
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frame_height_(0)
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{
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QString subframe_style(
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// ".QFrame {"
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// " background: palette(window);"
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// " padding-top: 0.1em;"
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// " padding-bottom: 0.1em;"
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// " border-bottom: 1px solid palette(shadow);"
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// "}"
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"QLineEdit#goToLineEdit {"
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" max-width: 5em;"
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"}"
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);
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setStyleSheet(subframe_style);
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animation_ = new QPropertyAnimation(this, "maximumHeight", this);
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animation_->setDuration(duration_);
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animation_->setEasingCurve(QEasingCurve::InOutQuad);
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connect(animation_, SIGNAL(finished()), this, SLOT(animationFinished()));
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}
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void AccordionFrame::animatedShow()
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{
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if (isVisible()) {
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show();
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return;
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}
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if (!display_is_remote()) {
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QWidget *parent = parentWidget();
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if (parent && parent->layout()) {
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// Force our parent layout to update its geometry. There are a number
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// of ways of doing this. Calling invalidate + activate seems to
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// be the best.
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show();
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parent->layout()->invalidate(); // Calls parent->layout()->update()
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parent->layout()->activate(); // Calculates sizes then calls parent->updateGeometry()
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frame_height_ = height();
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hide();
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}
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if (frame_height_ > 0) {
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animation_->setStartValue(0);
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animation_->setEndValue(frame_height_);
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animation_->start();
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}
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}
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show();
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}
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void AccordionFrame::animatedHide()
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{
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if (!isVisible()) {
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hide();
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return;
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}
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if (!display_is_remote()) {
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animation_->setStartValue(frame_height_);
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animation_->setEndValue(0);
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animation_->start();
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} else {
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hide();
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}
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}
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void AccordionFrame::animationFinished()
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{
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if (animation_->currentValue().toInt() < 1) {
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hide();
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setMaximumHeight(frame_height_);
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}
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}
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/*
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* Editor modelines
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*
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* Local Variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* ex: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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