diff options
Diffstat (limited to 'src/VBox/Debugger/VBoxDbgBase.cpp')
| -rw-r--r-- | src/VBox/Debugger/VBoxDbgBase.cpp | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/src/VBox/Debugger/VBoxDbgBase.cpp b/src/VBox/Debugger/VBoxDbgBase.cpp new file mode 100644 index 00000000..13f0129b --- /dev/null +++ b/src/VBox/Debugger/VBoxDbgBase.cpp @@ -0,0 +1,276 @@ +/* $Id: VBoxDbgBase.cpp $ */ +/** @file + * VBox Debugger GUI - Base classes. + */ + +/* + * Copyright (C) 2006-2019 Oracle Corporation + * + * This file is part of VirtualBox Open Source Edition (OSE), as + * available from http://www.virtualbox.org. This file is free software; + * you can redistribute it and/or modify it under the terms of the GNU + * General Public License (GPL) as published by the Free Software + * Foundation, in version 2 as it comes in the "COPYING" file of the + * VirtualBox OSE distribution. VirtualBox OSE is distributed in the + * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define LOG_GROUP LOG_GROUP_DBGG +#include <iprt/errcore.h> +#include <iprt/asm.h> +#include <iprt/assert.h> +#include <limits.h> +#include "VBoxDbgBase.h" +#include "VBoxDbgGui.h" + +#include <QApplication> +#include <QWidgetList> + + + +VBoxDbgBase::VBoxDbgBase(VBoxDbgGui *a_pDbgGui) + : m_pDbgGui(a_pDbgGui), m_pUVM(NULL), m_hGUIThread(RTThreadNativeSelf()) +{ + NOREF(m_pDbgGui); /* shut up warning. */ + + /* + * Register + */ + m_pUVM = a_pDbgGui->getUvmHandle(); + if (m_pUVM) + { + VMR3RetainUVM(m_pUVM); + + int rc = VMR3AtStateRegister(m_pUVM, atStateChange, this); + AssertRC(rc); + } +} + + +VBoxDbgBase::~VBoxDbgBase() +{ + /* + * If the VM is still around. + */ + /** @todo need to do some locking here? */ + PUVM pUVM = ASMAtomicXchgPtrT(&m_pUVM, NULL, PUVM); + if (pUVM) + { + int rc = VMR3AtStateDeregister(pUVM, atStateChange, this); + AssertRC(rc); + + VMR3ReleaseUVM(pUVM); + } +} + + +int +VBoxDbgBase::stamReset(const QString &rPat) +{ + QByteArray Utf8Array = rPat.toUtf8(); + const char *pszPat = !rPat.isEmpty() ? Utf8Array.constData() : NULL; + PUVM pUVM = m_pUVM; + if ( pUVM + && VMR3GetStateU(pUVM) < VMSTATE_DESTROYING) + return STAMR3Reset(pUVM, pszPat); + return VERR_INVALID_HANDLE; +} + + +int +VBoxDbgBase::stamEnum(const QString &rPat, PFNSTAMR3ENUM pfnEnum, void *pvUser) +{ + QByteArray Utf8Array = rPat.toUtf8(); + const char *pszPat = !rPat.isEmpty() ? Utf8Array.constData() : NULL; + PUVM pUVM = m_pUVM; + if ( pUVM + && VMR3GetStateU(pUVM) < VMSTATE_DESTROYING) + return STAMR3Enum(pUVM, pszPat, pfnEnum, pvUser); + return VERR_INVALID_HANDLE; +} + + +int +VBoxDbgBase::dbgcCreate(PDBGCBACK pBack, unsigned fFlags) +{ + PUVM pUVM = m_pUVM; + if ( pUVM + && VMR3GetStateU(pUVM) < VMSTATE_DESTROYING) + return DBGCCreate(pUVM, pBack, fFlags); + return VERR_INVALID_HANDLE; +} + + +/*static*/ DECLCALLBACK(void) +VBoxDbgBase::atStateChange(PUVM pUVM, VMSTATE enmState, VMSTATE /*enmOldState*/, void *pvUser) +{ + VBoxDbgBase *pThis = (VBoxDbgBase *)pvUser; NOREF(pUVM); + switch (enmState) + { + case VMSTATE_TERMINATED: + { + /** @todo need to do some locking here? */ + PUVM pUVM2 = ASMAtomicXchgPtrT(&pThis->m_pUVM, NULL, PUVM); + if (pUVM2) + { + Assert(pUVM2 == pUVM); + pThis->sigTerminated(); + VMR3ReleaseUVM(pUVM2); + } + break; + } + + case VMSTATE_DESTROYING: + pThis->sigDestroying(); + break; + + default: + break; + } +} + + +void +VBoxDbgBase::sigDestroying() +{ +} + + +void +VBoxDbgBase::sigTerminated() +{ +} + + + + +// +// +// +// V B o x D b g B a s e W i n d o w +// V B o x D b g B a s e W i n d o w +// V B o x D b g B a s e W i n d o w +// +// +// + +unsigned VBoxDbgBaseWindow::m_cxBorder = 0; +unsigned VBoxDbgBaseWindow::m_cyBorder = 0; + + +VBoxDbgBaseWindow::VBoxDbgBaseWindow(VBoxDbgGui *a_pDbgGui, QWidget *a_pParent) + : QWidget(a_pParent, Qt::Window), VBoxDbgBase(a_pDbgGui), m_fPolished(false), + m_x(INT_MAX), m_y(INT_MAX), m_cx(0), m_cy(0) +{ +} + + +VBoxDbgBaseWindow::~VBoxDbgBaseWindow() +{ + +} + + +void +VBoxDbgBaseWindow::vShow() +{ + show(); + /** @todo this ain't working right. HELP! */ + setWindowState(windowState() & ~Qt::WindowMinimized); + //activateWindow(); + //setFocus(); + vPolishSizeAndPos(); +} + + +void +VBoxDbgBaseWindow::vReposition(int a_x, int a_y, unsigned a_cx, unsigned a_cy, bool a_fResize) +{ + if (a_fResize) + { + m_cx = a_cx; + m_cy = a_cy; + + QSize BorderSize = frameSize() - size(); + if (BorderSize == QSize(0,0)) + BorderSize = vGuessBorderSizes(); + + resize(a_cx - BorderSize.width(), a_cy - BorderSize.height()); + } + + m_x = a_x; + m_y = a_y; + move(a_x, a_y); +} + + +bool +VBoxDbgBaseWindow::event(QEvent *a_pEvt) +{ + bool fRc = QWidget::event(a_pEvt); + vPolishSizeAndPos(); + return fRc; +} + + +void +VBoxDbgBaseWindow::vPolishSizeAndPos() +{ + /* Ignore if already done or no size set. */ + if ( m_fPolished + || (m_x == INT_MAX && m_y == INT_MAX)) + return; + + QSize BorderSize = frameSize() - size(); + if (BorderSize != QSize(0,0)) + m_fPolished = true; + + vReposition(m_x, m_y, m_cx, m_cy, m_cx || m_cy); +} + + +QSize +VBoxDbgBaseWindow::vGuessBorderSizes() +{ +#ifdef Q_WS_X11 /* (from the qt gui) */ + /* only once. */ + if (!m_cxBorder && !m_cyBorder) + { + + /* On X11, there is no way to determine frame geometry (including WM + * decorations) before the widget is shown for the first time. Stupidly + * enumerate other top level widgets to find the thickest frame. The code + * is based on the idea taken from QDialog::adjustPositionInternal(). */ + + int extraw = 0, extrah = 0; + + QWidgetList list = QApplication::topLevelWidgets(); + QListIterator<QWidget*> it (list); + while ((extraw == 0 || extrah == 0) && it.hasNext()) + { + int framew, frameh; + QWidget *current = it.next(); + if (!current->isVisible()) + continue; + + framew = current->frameGeometry().width() - current->width(); + frameh = current->frameGeometry().height() - current->height(); + + extraw = qMax (extraw, framew); + extrah = qMax (extrah, frameh); + } + + if (extraw || extrah) + { + m_cxBorder = extraw; + m_cyBorder = extrah; + } + } +#endif /* X11 */ + return QSize(m_cxBorder, m_cyBorder); +} + |