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39
40#include "qminimaleglintegration.h"
41
42#include "qminimaleglwindow.h"
43#ifndef QT_NO_OPENGL
44# include "qminimaleglbackingstore.h"
45#endif
46#include <QtFontDatabaseSupport/private/qgenericunixfontdatabase_p.h>
47
48#if defined(Q_OS_UNIX)
49# include <QtEventDispatcherSupport/private/qgenericunixeventdispatcher_p.h>
50#elif defined(Q_OS_WINRT)
51# include <QtCore/private/qeventdispatcher_winrt_p.h>
52# include <QtGui/qpa/qwindowsysteminterface.h>
53#elif defined(Q_OS_WIN)
54# include <QtEventDispatcherSupport/private/qwindowsguieventdispatcher_p.h>
55#endif
56
57#include <qpa/qplatformwindow.h>
58#include <QtGui/QSurfaceFormat>
59#include <QtGui/QOpenGLContext>
60#include <QtGui/QScreen>
61#include <qpa/qwindowsysteminterface.h>
62
63// this is where EGL headers are pulled in, make sure it is last
64#include "qminimaleglscreen.h"
65
66QT_BEGIN_NAMESPACE
67
68#ifdef Q_OS_WINRT
69namespace {
70class QWinRTEventDispatcher : public QEventDispatcherWinRT {
71public:
72 QWinRTEventDispatcher() {}
73
74protected:
75 bool hasPendingEvents() override
76 {
77 return QEventDispatcherWinRT::hasPendingEvents() || QWindowSystemInterface::windowSystemEventsQueued();
78 }
79
80 bool sendPostedEvents(QEventLoop::ProcessEventsFlags flags)
81 {
82 bool didProcess = QEventDispatcherWinRT::sendPostedEvents(flags);
83 if (!(flags & QEventLoop::ExcludeUserInputEvents))
84 didProcess |= QWindowSystemInterface::sendWindowSystemEvents(flags);
85 return didProcess;
86 }
87};
88} // anonymous namespace
89#endif // Q_OS_WINRT
90
91QMinimalEglIntegration::QMinimalEglIntegration()
92 : mFontDb(new QGenericUnixFontDatabase()), mScreen(new QMinimalEglScreen(EGL_DEFAULT_DISPLAY))
93{
94 QWindowSystemInterface::handleScreenAdded(screen: mScreen);
95
96#ifdef QEGL_EXTRA_DEBUG
97 qWarning("QMinimalEglIntegration\n");
98#endif
99}
100
101QMinimalEglIntegration::~QMinimalEglIntegration()
102{
103 QWindowSystemInterface::handleScreenRemoved(screen: mScreen);
104 delete mFontDb;
105}
106
107bool QMinimalEglIntegration::hasCapability(QPlatformIntegration::Capability cap) const
108{
109 switch (cap) {
110 case ThreadedPixmaps: return true;
111 case OpenGL: return true;
112 case ThreadedOpenGL: return true;
113 default: return QPlatformIntegration::hasCapability(cap);
114 }
115}
116
117QPlatformWindow *QMinimalEglIntegration::createPlatformWindow(QWindow *window) const
118{
119#ifdef QEGL_EXTRA_DEBUG
120 qWarning("QMinimalEglIntegration::createPlatformWindow %p\n",window);
121#endif
122 QPlatformWindow *w = new QMinimalEglWindow(window);
123 w->requestActivateWindow();
124 return w;
125}
126
127
128QPlatformBackingStore *QMinimalEglIntegration::createPlatformBackingStore(QWindow *window) const
129{
130#ifdef QEGL_EXTRA_DEBUG
131 qWarning("QMinimalEglIntegration::createWindowSurface %p\n", window);
132#endif
133#ifndef QT_NO_OPENGL
134 return new QMinimalEglBackingStore(window);
135#else
136 Q_UNUSED(window);
137 return nullptr;
138#endif
139}
140#ifndef QT_NO_OPENGL
141QPlatformOpenGLContext *QMinimalEglIntegration::createPlatformOpenGLContext(QOpenGLContext *context) const
142{
143 return static_cast<QMinimalEglScreen *>(context->screen()->handle())->platformContext();
144}
145#endif
146
147QPlatformFontDatabase *QMinimalEglIntegration::fontDatabase() const
148{
149 return mFontDb;
150}
151
152QAbstractEventDispatcher *QMinimalEglIntegration::createEventDispatcher() const
153{
154#if defined(Q_OS_UNIX)
155 return createUnixEventDispatcher();
156#elif defined(Q_OS_WINRT)
157 return new QWinRTEventDispatcher;
158#elif defined(Q_OS_WIN)
159 return new QWindowsGuiEventDispatcher;
160#else
161 return nullptr;
162#endif
163}
164
165QVariant QMinimalEglIntegration::styleHint(QPlatformIntegration::StyleHint hint) const
166{
167 if (hint == QPlatformIntegration::ShowIsFullScreen)
168 return true;
169
170 return QPlatformIntegration::styleHint(hint);
171}
172
173QT_END_NAMESPACE
174

source code of qtbase/src/plugins/platforms/minimalegl/qminimaleglintegration.cpp