Mercurial > hg > svgui
view widgets/PropertyStack.cpp @ 329:bbc9666cb961 spectrogram-cache-rejig
* First hack towards more efficient paint mechanism from cache filled
in a background thread. This doesn't work properly.
author | Chris Cannam |
---|---|
date | Wed, 14 Nov 2007 16:23:17 +0000 |
parents | 226cb289bdf4 |
children | 25e72328a897 0895517bb2d1 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006 Chris Cannam. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #include "PropertyStack.h" #include "PropertyBox.h" #include "base/PropertyContainer.h" #include "view/View.h" #include "layer/Layer.h" #include "layer/LayerFactory.h" #include "widgets/NotifyingTabBar.h" #include "widgets/IconLoader.h" #include <QIcon> #include <QTabWidget> #include <iostream> //#define DEBUG_PROPERTY_STACK 1 PropertyStack::PropertyStack(QWidget *parent, View *client) : QTabWidget(parent), m_client(client) { NotifyingTabBar *bar = new NotifyingTabBar(); bar->setDrawBase(false); connect(bar, SIGNAL(mouseEntered()), this, SLOT(mouseEnteredTabBar())); connect(bar, SIGNAL(mouseLeft()), this, SLOT(mouseLeftTabBar())); connect(bar, SIGNAL(activeTabClicked()), this, SLOT(activeTabClicked())); setTabBar(bar); #if (QT_VERSION >= 0x0402) setElideMode(Qt::ElideNone); tabBar()->setUsesScrollButtons(true); tabBar()->setIconSize(QSize(16, 16)); #endif repopulate(); connect(this, SIGNAL(currentChanged(int)), this, SLOT(selectedContainerChanged(int))); connect(m_client, SIGNAL(propertyContainerAdded(PropertyContainer *)), this, SLOT(propertyContainerAdded(PropertyContainer *))); connect(m_client, SIGNAL(propertyContainerRemoved(PropertyContainer *)), this, SLOT(propertyContainerRemoved(PropertyContainer *))); connect(m_client, SIGNAL(propertyContainerPropertyChanged(PropertyContainer *)), this, SLOT(propertyContainerPropertyChanged(PropertyContainer *))); connect(m_client, SIGNAL(propertyContainerPropertyRangeChanged(PropertyContainer *)), this, SLOT(propertyContainerPropertyRangeChanged(PropertyContainer *))); connect(m_client, SIGNAL(propertyContainerNameChanged(PropertyContainer *)), this, SLOT(propertyContainerNameChanged(PropertyContainer *))); connect(this, SIGNAL(propertyContainerSelected(View *, PropertyContainer *)), m_client, SLOT(propertyContainerSelected(View *, PropertyContainer *))); } void PropertyStack::repopulate() { blockSignals(true); #ifdef DEBUG_PROPERTY_STACK std::cerr << "PropertyStack::repopulate" << std::endl; #endif while (count() > 0) { removeTab(0); } for (size_t i = 0; i < m_boxes.size(); ++i) { delete m_boxes[i]; } m_boxes.clear(); for (size_t i = 0; i < m_client->getPropertyContainerCount(); ++i) { PropertyContainer *container = m_client->getPropertyContainer(i); QString name = container->getPropertyContainerName(); PropertyBox *box = new PropertyBox(container); connect(box, SIGNAL(showLayer(bool)), this, SLOT(showLayer(bool))); connect(box, SIGNAL(contextHelpChanged(const QString &)), this, SIGNAL(contextHelpChanged(const QString &))); Layer *layer = dynamic_cast<Layer *>(container); if (layer) { box->layerVisibilityChanged(!layer->isLayerDormant(m_client)); } QString shortName = name; if (layer) { shortName = LayerFactory::getInstance()->getLayerPresentationName (LayerFactory::getInstance()->getLayerType(layer)); } shortName = QString("&%1 %2").arg(i + 1).arg(shortName); #ifdef Q_WS_MAC // Qt 4.2 on OS/X doesn't show the icons in the tab bar, and // I'm not sure why -- use labels instead addTab(box, shortName); #else // Icons on other platforms QString iconName = container->getPropertyContainerIconName(); QIcon icon(IconLoader().load(iconName)); if (icon.isNull()) { addTab(box, shortName); } else { addTab(box, icon, QString("&%1").arg(i + 1)); setTabToolTip(i, name); } #endif m_boxes.push_back(box); } blockSignals(false); } bool PropertyStack::containsContainer(PropertyContainer *pc) const { for (size_t i = 0; i < m_client->getPropertyContainerCount(); ++i) { PropertyContainer *container = m_client->getPropertyContainer(i); if (pc == container) return true; } return false; } int PropertyStack::getContainerIndex(PropertyContainer *pc) const { for (size_t i = 0; i < m_client->getPropertyContainerCount(); ++i) { PropertyContainer *container = m_client->getPropertyContainer(i); if (pc == container) return i; } return false; } void PropertyStack::propertyContainerAdded(PropertyContainer *) { if (sender() != m_client) return; repopulate(); } void PropertyStack::propertyContainerRemoved(PropertyContainer *) { if (sender() != m_client) return; repopulate(); } void PropertyStack::propertyContainerPropertyChanged(PropertyContainer *pc) { Layer *layer = dynamic_cast<Layer *>(pc); for (unsigned int i = 0; i < m_boxes.size(); ++i) { if (pc == m_boxes[i]->getContainer()) { m_boxes[i]->propertyContainerPropertyChanged(pc); if (layer) { m_boxes[i]->layerVisibilityChanged (!layer->isLayerDormant(m_client)); } } } } void PropertyStack::propertyContainerPropertyRangeChanged(PropertyContainer *pc) { for (unsigned int i = 0; i < m_boxes.size(); ++i) { if (pc == m_boxes[i]->getContainer()) { m_boxes[i]->propertyContainerPropertyRangeChanged(pc); } } } void PropertyStack::propertyContainerNameChanged(PropertyContainer *) { if (sender() != m_client) return; repopulate(); } void PropertyStack::showLayer(bool show) { QObject *obj = sender(); for (unsigned int i = 0; i < m_boxes.size(); ++i) { if (obj == m_boxes[i]) { Layer *layer = dynamic_cast<Layer *>(m_boxes[i]->getContainer()); if (layer) { layer->showLayer(m_client, show); return; } } } } void PropertyStack::selectedContainerChanged(int n) { if (n >= int(m_boxes.size())) return; emit propertyContainerSelected(m_client, m_boxes[n]->getContainer()); } void PropertyStack::mouseEnteredTabBar() { emit contextHelpChanged(tr("Click to change the current active layer")); } void PropertyStack::mouseLeftTabBar() { emit contextHelpChanged(""); } void PropertyStack::activeTabClicked() { emit viewSelected(m_client); }