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LibrePilot/ground/openpilotgcs/src/plugins/coreplugin/modemanager.cpp
2013-04-05 23:46:56 +03:00

339 lines
10 KiB
C++

/**
******************************************************************************
*
* @file modemanager.cpp
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
* @addtogroup GCSPlugins GCS Plugins
* @{
* @addtogroup CorePlugin Core Plugin
* @{
* @brief The Core GCS plugin
*****************************************************************************/
/*
* 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 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "modemanager.h"
#include "fancytabwidget.h"
#include "fancyactionbar.h"
#include "utils/mytabwidget.h"
#include "icore.h"
#include "mainwindow.h"
#include <aggregation/aggregate.h>
#include <coreplugin/actionmanager/actionmanager.h>
#include <coreplugin/actionmanager/command.h>
#include <coreplugin/coreconstants.h>
#include <coreplugin/imode.h>
#include <coreplugin/uniqueidmanager.h>
#include <extensionsystem/pluginmanager.h>
#include <utils/qtcassert.h>
#include <QtCore/QObject>
#include <QtCore/QDebug>
#include <QtCore/QSignalMapper>
#include <QtGui/QShortcut>
#include <QtGui/QAction>
#include <QtGui/QTabWidget>
#include <QtGui/QVBoxLayout>
using namespace Core;
using namespace Core::Internal;
ModeManager *ModeManager::m_instance = 0;
ModeManager::ModeManager(Internal::MainWindow *mainWindow, MyTabWidget *modeStack) :
m_mainWindow(mainWindow),
m_modeStack(modeStack),
m_signalMapper(new QSignalMapper(this)),
m_isReprioritizing(false)
{
m_instance = this;
// connect((m_modeStack), SIGNAL(currentAboutToShow(int)), SLOT(currentTabAboutToChange(int)));
connect(m_modeStack, SIGNAL(currentChanged(int)), this, SLOT(currentTabChanged(int)));
connect(m_modeStack, SIGNAL(tabMoved(int,int)), this, SLOT(tabMoved(int,int)));
connect(m_signalMapper, SIGNAL(mapped(QString)), this, SLOT(activateMode(QString)));
}
void ModeManager::init()
{
QObject::connect(ExtensionSystem::PluginManager::instance(), SIGNAL(objectAdded(QObject*)),
this, SLOT(objectAdded(QObject*)));
QObject::connect(ExtensionSystem::PluginManager::instance(), SIGNAL(aboutToRemoveObject(QObject*)),
this, SLOT(aboutToRemoveObject(QObject*)));
}
void ModeManager::addWidget(QWidget *widget)
{
Q_UNUSED(widget);
// We want the actionbar to stay on the bottom
// so m_modeStack->cornerWidgetCount() -1 inserts it at the position immediately above
// the actionbar
// m_modeStack->insertCornerWidget(m_modeStack->cornerWidgetCount() -1, widget);
}
IMode *ModeManager::currentMode() const
{
if (m_modes.count() > m_modeStack->currentIndex() )
return m_modes.at(m_modeStack->currentIndex());
else
m_modeStack->setCurrentIndex(0); // Fix illegal Index.
return 0;
}
int ModeManager::indexOf(const QString &id) const
{
for (int i = 0; i < m_modes.count(); ++i) {
if (m_modes.at(i)->uniqueModeName() == id)
return i;
}
// qDebug() << "Warning, no such mode:" << id;
return -1;
}
IMode *ModeManager::mode(const QString &id) const
{
const int index = indexOf(id);
if (index >= 0)
return m_modes.at(index);
return 0;
}
void ModeManager::activateMode(const QString &id)
{
const int index = indexOf(id);
if (index >= 0)
m_modeStack->setCurrentIndex(index);
}
void ModeManager::activateModeByWorkspaceName(const QString &id)
{
for (int i = 0; i < m_modes.count(); ++i) {
if (m_modes.at(i)->name() == id)
{
m_modeStack->setCurrentIndex(i);
return;
}
}
}
void ModeManager::objectAdded(QObject *obj)
{
IMode *mode = Aggregation::query<IMode>(obj);
if (!mode)
return;
m_mainWindow->addContextObject(mode);
// Count the number of modes with a higher priority
int index = 0;
foreach (const IMode *m, m_modes)
if (m->priority() > mode->priority())
++index;
m_modes.insert(index, mode);
m_modeStack->insertTab(index, mode->widget(), mode->icon(), mode->name());
// Register mode shortcut
ActionManager *am = m_mainWindow->actionManager();
const QString shortcutId = QLatin1String("GCS.Mode.") + mode->uniqueModeName();
QShortcut *shortcut = new QShortcut(m_mainWindow);
shortcut->setWhatsThis(tr("Switch to %1 mode").arg(mode->name()));
Command *cmd = am->registerShortcut(shortcut, shortcutId, QList<int>() << Constants::C_GLOBAL_ID);
m_modeShortcuts.insert(index, cmd);
connect(cmd, SIGNAL(keySequenceChanged()), this, SLOT(updateModeToolTip()));
setDefaultKeyshortcuts();
m_signalMapper->setMapping(shortcut, mode->uniqueModeName());
connect(shortcut, SIGNAL(activated()), m_signalMapper, SLOT(map()));
}
void ModeManager::setDefaultKeyshortcuts() {
for (int i = 0; i < m_modeShortcuts.size(); ++i) {
Command *currentCmd = m_modeShortcuts.at(i);
bool currentlyHasDefaultSequence = (currentCmd->keySequence()
== currentCmd->defaultKeySequence());
#ifdef Q_WS_MAC
currentCmd->setDefaultKeySequence(QKeySequence(QString("Meta+%1").arg(i+1)));
#else
currentCmd->setDefaultKeySequence(QKeySequence(QString("Ctrl+%1").arg(i+1)));
#endif
if (currentlyHasDefaultSequence)
currentCmd->setKeySequence(currentCmd->defaultKeySequence());
}
}
void ModeManager::updateModeToolTip()
{
Command *cmd = qobject_cast<Command *>(sender());
if (cmd) {
int index = m_modeShortcuts.indexOf(cmd);
if (index != -1)
m_modeStack->setTabToolTip(index, cmd->stringWithAppendedShortcut(cmd->shortcut()->whatsThis()));
}
}
void ModeManager::updateModeNameIcon(IMode *mode, const QIcon &icon, const QString &label)
{
int index = indexOf(mode->uniqueModeName());
if (index < 0)
return;
m_modeStack->setTabIcon(index, icon);
m_modeStack->setTabText(index, label);
}
void ModeManager::aboutToRemoveObject(QObject *obj)
{
IMode *mode = Aggregation::query<IMode>(obj);
if (!mode)
return;
const int index = m_modes.indexOf(mode);
m_modes.remove(index);
m_modeShortcuts.remove(index);
disconnect(m_modeStack, SIGNAL(currentChanged(int)), this, SLOT(currentTabChanged(int)));
m_modeStack->removeTab(index);
connect(m_modeStack, SIGNAL(currentChanged(int)), this, SLOT(currentTabChanged(int)));
m_mainWindow->removeContextObject(mode);
}
void ModeManager::addAction(Command *command, int priority, QMenu *menu)
{
Q_UNUSED(menu);
m_actions.insert(command, priority);
// Count the number of commands with a higher priority
int index = 0;
foreach (int p, m_actions.values())
if (p > priority)
++index;
// m_actionBar->insertAction(index, command->action(), menu);
}
void ModeManager::currentTabAboutToChange(int index)
{
if (index >= 0) {
IMode *mode = m_modes.at(index);
if (mode)
emit currentModeAboutToChange(mode);
}
}
void ModeManager::currentTabChanged(int index)
{
// qDebug() << "Current tab changed " << index;
// Tab index changes to -1 when there is no tab left.
if (index >= 0) {
IMode *mode = m_modes.at(index);
// FIXME: This hardcoded context update is required for the Debug and Edit modes, since
// they use the editor widget, which is already a context widget so the main window won't
// go further up the parent tree to find the mode context.
ICore *core = ICore::instance();
foreach (const int context, m_addedContexts)
core->removeAdditionalContext(context);
m_addedContexts = mode->context();
foreach (const int context, m_addedContexts)
core->addAdditionalContext(context);
emit currentModeChanged(mode);
core->updateContext();
}
}
void ModeManager::tabMoved(int from, int to)
{
IMode *mode = m_modes.at(from);
m_modes.remove(from);
m_modes.insert(to, mode);
Command *cmd = m_modeShortcuts.at(from);
m_modeShortcuts.remove(from);
m_modeShortcuts.insert(to, cmd);
setDefaultKeyshortcuts();
// Reprioritize, high priority means show to the left
if (!m_isReprioritizing) {
for (int i = 0; i < m_modes.count(); ++i) {
m_modes.at(i)->setPriority(100-i);
}
emit newModeOrder(m_modes);
}
}
void ModeManager::reorderModes(QMap<QString, int> priorities)
{
foreach (IMode *mode, m_modes)
mode->setPriority(priorities.value(QString(QLatin1String(mode->uniqueModeName())), mode->priority()));
m_isReprioritizing = true;
IMode *current = currentMode();
// Bubble sort
bool swapped = false;
do {
swapped = false;
for (int i = 0; i < m_modes.count()-1; ++i) {
IMode *mode1 = m_modes.at(i);
IMode *mode2 = m_modes.at(i+1);
// qDebug() << "Comparing " << i << " to " << i+1 << " p1 " << mode1->priority() << " p2 " << mode2->priority();
if (mode2->priority() > mode1->priority()) {
m_modeStack->moveTab(i, i+1);
// qDebug() << "Tab moved from " << i << " to " << i+1;
swapped = true;
}
}
} while (swapped);
m_isReprioritizing = false;
m_modeStack->setCurrentIndex(0);
activateMode(current->uniqueModeName());
emit newModeOrder(m_modes);
}
void ModeManager::setFocusToCurrentMode()
{
IMode *mode = currentMode();
QTC_ASSERT(mode, return);
QWidget *widget = mode->widget();
if (widget) {
QWidget *focusWidget = widget->focusWidget();
if (focusWidget)
focusWidget->setFocus();
else
widget->setFocus();
}
}
void ModeManager::triggerAction(const QString &actionId)
{
foreach(Command * command, m_actions.keys()){
if(command->action()->objectName() == actionId) {
command->action()->trigger();
break;
}
}
}