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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "imode.h"
#include "modemanager.h"
#include "outputpane.h"
#include "outputpanemanager.h"
#include <QResizeEvent>
#include <QSplitter>
#include <QVBoxLayout>
using namespace Utils;
namespace Core {
class OutputPanePlaceHolderPrivate {
public:
explicit OutputPanePlaceHolderPrivate(Id mode, QSplitter *parent);
Id m_mode;
QSplitter *m_splitter;
int m_nonMaximizedSize = 0;
bool m_isMaximized = false;
bool m_initialized = false;
static OutputPanePlaceHolder* m_current;
};
OutputPanePlaceHolderPrivate::OutputPanePlaceHolderPrivate(Id mode, QSplitter *parent) :
m_mode(mode), m_splitter(parent)
{
}
OutputPanePlaceHolder *OutputPanePlaceHolderPrivate::m_current = nullptr;
OutputPanePlaceHolder::OutputPanePlaceHolder(Id mode, QSplitter *parent)
: QWidget(parent), d(new OutputPanePlaceHolderPrivate(mode, parent))
{
setVisible(false);
setLayout(new QVBoxLayout);
QSizePolicy sp;
sp.setHorizontalPolicy(QSizePolicy::Preferred);
sp.setVerticalPolicy(QSizePolicy::Preferred);
sp.setHorizontalStretch(0);
setSizePolicy(sp);
layout()->setContentsMargins(0, 0, 0, 0);
connect(ModeManager::instance(), &ModeManager::currentModeChanged,
this, &OutputPanePlaceHolder::currentModeChanged);
// if this is part of a lazily created mode widget,
// we need to check if this is the current placeholder
currentModeChanged(ModeManager::currentModeId());
}
OutputPanePlaceHolder::~OutputPanePlaceHolder()
{
if (OutputPanePlaceHolderPrivate::m_current == this) {
if (Internal::OutputPaneManager *om = Internal::OutputPaneManager::instance()) {
om->setParent(nullptr);
om->hide();
}
OutputPanePlaceHolderPrivate::m_current = nullptr;
}
delete d;
}
void OutputPanePlaceHolder::currentModeChanged(Id mode)
{
if (OutputPanePlaceHolderPrivate::m_current == this) {
OutputPanePlaceHolderPrivate::m_current = nullptr;
if (d->m_initialized)
Internal::OutputPaneManager::setOutputPaneHeightSetting(d->m_nonMaximizedSize);
Internal::OutputPaneManager *om = Internal::OutputPaneManager::instance();
om->hide();
om->setParent(nullptr);
om->updateStatusButtons(false);
}
if (d->m_mode == mode) {
if (OutputPanePlaceHolderPrivate::m_current && OutputPanePlaceHolderPrivate::m_current->d->m_initialized)
Internal::OutputPaneManager::setOutputPaneHeightSetting(OutputPanePlaceHolderPrivate::m_current->d->m_nonMaximizedSize);
Core::OutputPanePlaceHolderPrivate::m_current = this;
Internal::OutputPaneManager *om = Internal::OutputPaneManager::instance();
layout()->addWidget(om);
om->show();
om->updateStatusButtons(isVisible());
Internal::OutputPaneManager::updateMaximizeButton(d->m_isMaximized);
}
}
void OutputPanePlaceHolder::setMaximized(bool maximize)
{
if (d->m_isMaximized == maximize)
return;
if (!d->m_splitter)
return;
int idx = d->m_splitter->indexOf(this);
if (idx < 0)
return;
d->m_isMaximized = maximize;
if (OutputPanePlaceHolderPrivate::m_current == this)
Internal::OutputPaneManager::updateMaximizeButton(d->m_isMaximized);
QList<int> sizes = d->m_splitter->sizes();
if (maximize) {
d->m_nonMaximizedSize = sizes[idx];
int sum = 0;
for (const int s : qAsConst(sizes))
sum += s;
for (int i = 0; i < sizes.count(); ++i) {
sizes[i] = 32;
}
sizes[idx] = sum - (sizes.count()-1) * 32;
} else {
int target = d->m_nonMaximizedSize > 0 ? d->m_nonMaximizedSize : sizeHint().height();
int space = sizes[idx] - target;
if (space > 0) {
for (int i = 0; i < sizes.count(); ++i) {
sizes[i] += space / (sizes.count()-1);
}
sizes[idx] = target;
}
}
d->m_splitter->setSizes(sizes);
}
bool OutputPanePlaceHolder::isMaximized() const
{
return d->m_isMaximized;
}
void OutputPanePlaceHolder::setHeight(int height)
{
if (height == 0)
return;
if (!d->m_splitter)
return;
const int idx = d->m_splitter->indexOf(this);
if (idx < 0)
return;
d->m_splitter->refresh();
QList<int> sizes = d->m_splitter->sizes();
const int difference = height - sizes.at(idx);
if (difference == 0)
return;
const int adaption = difference / (sizes.count()-1);
for (int i = 0; i < sizes.count(); ++i) {
sizes[i] -= adaption;
}
sizes[idx] = height;
d->m_splitter->setSizes(sizes);
}
void OutputPanePlaceHolder::ensureSizeHintAsMinimum()
{
if (!d->m_splitter)
return;
Internal::OutputPaneManager *om = Internal::OutputPaneManager::instance();
int minimum = (d->m_splitter->orientation() == Qt::Vertical
? om->sizeHint().height() : om->sizeHint().width());
if (nonMaximizedSize() < minimum && !d->m_isMaximized)
setHeight(minimum);
}
int OutputPanePlaceHolder::nonMaximizedSize() const
{
if (!d->m_initialized)
return Internal::OutputPaneManager::outputPaneHeightSetting();
return d->m_nonMaximizedSize;
}
void OutputPanePlaceHolder::resizeEvent(QResizeEvent *event)
{
if (d->m_isMaximized || event->size().height() == 0)
return;
d->m_nonMaximizedSize = event->size().height();
}
void OutputPanePlaceHolder::showEvent(QShowEvent *)
{
if (!d->m_initialized) {
d->m_initialized = true;
setHeight(Internal::OutputPaneManager::outputPaneHeightSetting());
}
}
OutputPanePlaceHolder *OutputPanePlaceHolder::getCurrent()
{
return OutputPanePlaceHolderPrivate::m_current;
}
bool OutputPanePlaceHolder::isCurrentVisible()
{
return OutputPanePlaceHolderPrivate::m_current && OutputPanePlaceHolderPrivate::m_current->isVisible();
}
} // namespace Core
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