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kdirchainrebuild / master
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#include "shortcut.h"
#include <QKeyEvent>
#include <QMouseEvent>
#include <QCoreApplication>
#include <QDebug>
Shortcut::Shortcut(QObject *parent)
: QObject(parent)
, m_keys()
, m_keypressAlreadySend(false)
, m_mapFromString()
{
qApp->installEventFilter(this);
// Create a map from string to Qt::MouseButton.
m_mapFromString.insert("NoButton", Qt::NoButton);
m_mapFromString.insert("LeftButton", Qt::LeftButton);
m_mapFromString.insert("RightButton", Qt::RightButton);
m_mapFromString.insert("MidButton", Qt::MidButton);
m_mapFromString.insert("MiddleButton", Qt::MiddleButton);
m_mapFromString.insert("BackButton", Qt::BackButton);
m_mapFromString.insert("XButton1", Qt::XButton1);
m_mapFromString.insert("ExtraButton1", Qt::ExtraButton1);
m_mapFromString.insert("ForwardButton", Qt::ForwardButton);
m_mapFromString.insert("ExtraButton2", Qt::ExtraButton2);
m_mapFromString.insert("TaskButton", Qt::TaskButton);
m_mapFromString.insert("ExtraButton3", Qt::ExtraButton3);
m_mapFromString.insert("ExtraButton4", Qt::ExtraButton4);
m_mapFromString.insert("ExtraButton5", Qt::ExtraButton5);
m_mapFromString.insert("ExtraButton6", Qt::ExtraButton6);
m_mapFromString.insert("ExtraButton7", Qt::ExtraButton7);
m_mapFromString.insert("ExtraButton8", Qt::ExtraButton8);
m_mapFromString.insert("ExtraButton9", Qt::ExtraButton9);
m_mapFromString.insert("ExtraButton10", Qt::ExtraButton10);
m_mapFromString.insert("ExtraButton11", Qt::ExtraButton11);
m_mapFromString.insert("ExtraButton12", Qt::ExtraButton12);
m_mapFromString.insert("ExtraButton13", Qt::ExtraButton13);
m_mapFromString.insert("ExtraButton14", Qt::ExtraButton14);
m_mapFromString.insert("ExtraButton15", Qt::ExtraButton15);
m_mapFromString.insert("ExtraButton16", Qt::ExtraButton16);
m_mapFromString.insert("ExtraButton17", Qt::ExtraButton17);
m_mapFromString.insert("ExtraButton18", Qt::ExtraButton18);
m_mapFromString.insert("ExtraButton19", Qt::ExtraButton19);
m_mapFromString.insert("ExtraButton20", Qt::ExtraButton20);
m_mapFromString.insert("ExtraButton21", Qt::ExtraButton21);
m_mapFromString.insert("ExtraButton22", Qt::ExtraButton22);
m_mapFromString.insert("ExtraButton23", Qt::ExtraButton23);
m_mapFromString.insert("ExtraButton24", Qt::ExtraButton24);
m_mapFromString.insert("AllButtons", Qt::AllButtons);
m_mapFromString.insert("MaxMouseButton", Qt::MaxMouseButton);
m_mapFromString.insert("WheelUp", Qt::MaxMouseButton); // TODO: Figure out right value.
m_mapFromString.insert("WheelDown", Qt::MaxMouseButton); // TODO: Figure out right value.
m_mapFromString.insert("WheelLeft", Qt::MaxMouseButton); // TODO: Figure out right value.
m_mapFromString.insert("WheelRight", Qt::MaxMouseButton); // TODO: Figure out right value.
}
void Shortcut::setKeys(QStringList keys)
{
qDebug() << "keys:" << keys;
if(m_keys != keys) {
m_keys = keys;
foreach(QString k, keys) {
QKeySequence seq(k);
Key internalKey;
if(seq.toString().isEmpty()) {
if(!k.isEmpty()) {
// We "might" have a key with mouse bottons in it.
QStringList potentialMouseKeys = k.split("+", QString::SkipEmptyParts);
QStringList remainingKeys;
foreach(QString mouseKey, potentialMouseKeys) {
if(m_mapFromString.contains(mouseKey)) {
internalKey.mouseButtons.push_back(m_mapFromString.value(mouseKey));
} else {
remainingKeys << mouseKey;
}
}
internalKey.keys = QKeySequence(remainingKeys.join("+"));;
}
} else {
// We have a valid key, no mouse buttons.
internalKey.keys = seq;
}
m_keyPreCompute << internalKey;
}
emit keysChanged();
}
}
QStringList Shortcut::keys()
{
return m_keys;
}
bool Shortcut::eventFilter(QObject *obj, QEvent *e)
{
if(e->type() == QEvent::Wheel) {
QWheelEvent *wheelEvent = static_cast<QWheelEvent*>(e);
QPoint angle = wheelEvent->angleDelta() / 8;
if(angle.x() > 0) {
// qDebug() << "Wheel left";
} else if (angle.x() < 0) {
// qDebug() << "Wheel right";
}
if(angle.y() > 0) {
// qDebug() << "Wheel up";
} else if (angle.y() < 0) {
// qDebug() << "Wheel down";
}
// TODO
// insert wheel event in m_currentPressedKeys.mouseButtons
}
if(e->type() == QEvent::KeyPress || e->type() == QEvent::KeyRelease || e->type() == QEvent::MouseButtonPress || e->type() == QEvent::MouseButtonRelease) {
// Construct the key sequence
if(e->type() == QEvent::KeyPress) {
// Add the currently pressed key to the vector.
QKeyEvent *keyEvent = static_cast<QKeyEvent*>(e);
if(!keyEvent->isAutoRepeat()) {
int keyInt = keyEvent->modifiers() + keyEvent->key();
m_currentPressedKeys.keys = QKeySequence(keyInt);
m_keypressAlreadySend = false;
}
}
// If we release a button, just reset the key sequence
if(e->type() == QEvent::KeyRelease) {
QKeyEvent *keyEvent = static_cast<QKeyEvent*>(e);
if(!keyEvent->isAutoRepeat()) {
m_currentPressedKeys.keys = QKeySequence();
m_keypressAlreadySend = false;
}
}
// Fill the mouse keys..
if(e->type() == QEvent::MouseButtonPress) {
QMouseEvent *mouseEvent = static_cast<QMouseEvent*>(e);
// qDebug() << "Mouse press event:" << mouseEvent->type();
if(!m_currentPressedKeys.mouseButtons.contains(mouseEvent->button())) {
m_currentPressedKeys.mouseButtons.push_back(mouseEvent->button());
}
} else if (e->type() == QEvent::MouseButtonRelease) {
QMouseEvent *mouseEvent = static_cast<QMouseEvent*>(e);
int index = m_currentPressedKeys.mouseButtons.indexOf(mouseEvent->button());
if(index >= 0) {
m_currentPressedKeys.mouseButtons.remove(index);
m_keypressAlreadySend = false;
}
}
// Figure out which key matches and emit if we have a full match.
foreach(Key k, m_keyPreCompute) {
int mouseMatches = 0;
bool keysFullyMatch = false;
bool mouseFullyMatch = false;
if(k.keys == m_currentPressedKeys.keys) {
keysFullyMatch = true;
}
for(int i = 0; i < m_currentPressedKeys.mouseButtons.count(); i++) {
if(!k.mouseButtons.contains(m_currentPressedKeys.mouseButtons[i])) {
break;
}
mouseMatches++;
}
if(mouseMatches == k.mouseButtons.count()) {
// This is true, but can also be true if there are no matches!
mouseFullyMatch = true;
}
if(keysFullyMatch && mouseFullyMatch) {
if(!m_keypressAlreadySend) {
emit activated();
}
m_keypressAlreadySend = true;
break;
} else if (mouseFullyMatch && keysFullyMatch) {
if(!m_keypressAlreadySend) {
emit activated();
}
m_keypressAlreadySend = true;
break;
} else if (keysFullyMatch && mouseFullyMatch) {
if(!m_keypressAlreadySend) {
emit activated();
}
m_keypressAlreadySend = true;
break;
}
}
}
return QObject::eventFilter(obj, e);
}
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