17#include "MousePointer.h"
18#include "CursorImageProvider.h"
19#include "InputDispatcherFilter.h"
21#include <QQuickWindow>
24#include <lomiri/shell/application/MirPlatformCursor.h>
26MousePointer::MousePointer(QQuickItem *parent)
27 : MirMousePointerInterface(parent)
28 , m_cursorName(QStringLiteral(
"left_ptr"))
29 , m_themeName(QStringLiteral(
"default"))
31 , m_centerAdjust(true)
33 connect(InputDispatcherFilter::instance(), &InputDispatcherFilter::pushedLeftBoundary,
34 this, [
this](QScreen* screen, qreal amount, Qt::MouseButtons buttons) {
35 if (window() && window()->screen() == screen) {
36 Q_EMIT pushedLeftBoundary(amount, buttons);
39 connect(InputDispatcherFilter::instance(), &InputDispatcherFilter::pushedRightBoundary,
40 this, [
this](QScreen* screen, qreal amount, Qt::MouseButtons buttons) {
41 if (window() && window()->screen() == screen) {
42 Q_EMIT pushedRightBoundary(amount, buttons);
45 connect(InputDispatcherFilter::instance(), &InputDispatcherFilter::pushedTopBoundary,
46 this, [
this](QScreen* screen, qreal amount, Qt::MouseButtons buttons) {
47 if (window() && window()->screen() == screen) {
48 Q_EMIT pushedTopBoundary(amount, buttons);
51 connect(InputDispatcherFilter::instance(), &InputDispatcherFilter::pushedTopLeftCorner,
52 this, [
this](QScreen* screen, qreal amount, Qt::MouseButtons buttons) {
53 if (window() && window()->screen() == screen) {
54 Q_EMIT pushedTopLeftCorner(amount, buttons);
57 connect(InputDispatcherFilter::instance(), &InputDispatcherFilter::pushedTopRightCorner,
58 this, [
this](QScreen* screen, qreal amount, Qt::MouseButtons buttons) {
59 if (window() && window()->screen() == screen) {
60 Q_EMIT pushedTopRightCorner(amount, buttons);
63 connect(InputDispatcherFilter::instance(), &InputDispatcherFilter::pushedBottomLeftCorner,
64 this, [
this](QScreen* screen, qreal amount, Qt::MouseButtons buttons) {
65 if (window() && window()->screen() == screen) {
66 Q_EMIT pushedBottomLeftCorner(amount, buttons);
69 connect(InputDispatcherFilter::instance(), &InputDispatcherFilter::pushedBottomRightCorner,
70 this, [
this](QScreen* screen, qreal amount, Qt::MouseButtons buttons) {
71 if (window() && window()->screen() == screen) {
72 Q_EMIT pushedBottomRightCorner(amount, buttons);
75 connect(InputDispatcherFilter::instance(), &InputDispatcherFilter::pushStopped,
76 this, [
this](QScreen* screen) {
77 if (window() && window()->screen() == screen) {
82 InputDispatcherFilter::instance()->registerPointer(
this);
85MousePointer::~MousePointer()
87 registerScreen(
nullptr);
88 InputDispatcherFilter::instance()->unregisterPointer(
this);
91void MousePointer::applyItemConfinement(qreal &newX, qreal &newY)
93 Q_ASSERT(parentItem() !=
nullptr);
95 if (m_confiningItem.isNull()) {
99 QRectF confiningItemGeometry(0, 0, m_confiningItem->width(), m_confiningItem->height());
101 QRectF confiningRect = m_confiningItem->mapRectToItem(parentItem(), confiningItemGeometry);
103 if (newX < confiningRect.x()) {
104 newX = confiningRect.x();
105 }
else if (newX > confiningRect.right()) {
106 newX = confiningRect.right();
109 if (newY < confiningRect.y()) {
110 newY = confiningRect.y();
111 }
else if (newY > confiningRect.bottom()) {
112 newY = confiningRect.bottom();
116int MousePointer::topBoundaryOffset()
const
118 return m_topBoundaryOffset;
121void MousePointer::setTopBoundaryOffset(
int topBoundaryOffset)
123 if (m_topBoundaryOffset == topBoundaryOffset)
126 m_topBoundaryOffset = topBoundaryOffset;
127 Q_EMIT topBoundaryOffsetChanged(topBoundaryOffset);
130void MousePointer::itemChange(ItemChange change,
const ItemChangeData &value)
132 if (change == ItemSceneChange) {
133 registerWindow(value.window);
137void MousePointer::registerWindow(QWindow *window)
139 if (window == m_registeredWindow) {
143 if (m_registeredWindow) {
144 m_registeredWindow->disconnect(
this);
147 m_registeredWindow = window;
149 if (m_registeredWindow) {
150 connect(window, &QWindow::screenChanged,
this, &MousePointer::registerScreen);
151 registerScreen(window->screen());
153 registerScreen(
nullptr);
157void MousePointer::registerScreen(QScreen *screen)
159 if (m_registeredScreen == screen) {
163 if (m_registeredScreen) {
164 auto previousCursor =
dynamic_cast<MirPlatformCursor*
>(m_registeredScreen->handle()->cursor());
165 if (previousCursor) {
166 previousCursor->unregisterMousePointer(
this);
168 qCritical(
"QPlatformCursor is not a MirPlatformCursor! Cursor module only works in a Mir server.");
172 m_registeredScreen = screen;
174 if (m_registeredScreen) {
175 auto cursor =
dynamic_cast<MirPlatformCursor*
>(m_registeredScreen->handle()->cursor());
177 cursor->registerMousePointer(
this);
179 qCritical(
"QPlaformCursor is not a MirPlatformCursor! Cursor module only works in Mir.");
184void MousePointer::setCursorName(
const QString &cursorName)
186 if (cursorName != m_cursorName) {
187 m_cursorName = cursorName;
188 Q_EMIT cursorNameChanged(m_cursorName);
192void MousePointer::setThemeName(
const QString &themeName)
194 if (m_themeName != themeName) {
195 m_themeName = themeName;
196 Q_EMIT themeNameChanged(m_themeName);
200void MousePointer::moveTo(
const QPoint &position)
202 setPosition(position);
206void MousePointer::setCustomCursor(
const QCursor &customCursor)
208 CursorImageProvider::instance()->setCustomCursor(customCursor);
211QQuickItem* MousePointer::confiningItem()
const
213 return m_confiningItem.data();
216void MousePointer::setConfiningItem(QQuickItem *item)
218 if (item != m_confiningItem) {
219 m_confiningItem = item;
220 Q_EMIT confiningItemChanged();
224void MousePointer::setActive(
bool value)
226 if (m_active != value) {
228 Q_EMIT activeChanged();
232void MousePointer::setCenterAdjust(
bool value)
234 m_centerAdjust = value;