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Diffstat (limited to '')
| -rw-r--r-- | vcl/unx/generic/window/salobj.cxx | 506 |
1 files changed, 506 insertions, 0 deletions
diff --git a/vcl/unx/generic/window/salobj.cxx b/vcl/unx/generic/window/salobj.cxx new file mode 100644 index 000000000..c24e138e5 --- /dev/null +++ b/vcl/unx/generic/window/salobj.cxx @@ -0,0 +1,506 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#if OSL_DEBUG_LEVEL > 1 +#include <stdio.h> +#endif + +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include <X11/extensions/shape.h> + + +#include <vcl/keycodes.hxx> +#include <vcl/event.hxx> +#include <sal/log.hxx> + +#include <unx/salinst.h> +#include <unx/saldisp.hxx> +#include <unx/salobj.h> + +#include <salframe.hxx> +#include <salwtype.hxx> + +// SalInstance member to create and destroy a SalObject + +SalObject* X11SalInstance::CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow ) +{ + return X11SalObject::CreateObject( pParent, pWindowData, bShow ); +} + +X11SalObject* X11SalObject::CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow ) +{ + int error_base, event_base; + X11SalObject* pObject = new X11SalObject(); + SystemEnvData* pObjData = const_cast<SystemEnvData*>(pObject->GetSystemData()); + + if ( ! XShapeQueryExtension( static_cast<Display*>(pObjData->pDisplay), + &event_base, &error_base ) ) + { + delete pObject; + return nullptr; + } + + pObject->mpParent = pParent; + + SalDisplay* pSalDisp = vcl_sal::getSalDisplay(GetGenericUnixSalData()); + const SystemEnvData* pEnv = pParent->GetSystemData(); + Display* pDisp = pSalDisp->GetDisplay(); + ::Window aObjectParent = static_cast<::Window>(pEnv->GetWindowHandle(pParent)); + pObject->maParentWin = aObjectParent; + + // find out on which screen that window is + XWindowAttributes aParentAttr; + XGetWindowAttributes( pDisp, aObjectParent, &aParentAttr ); + SalX11Screen nXScreen( XScreenNumberOfScreen( aParentAttr.screen ) ); + Visual* pVisual = (pWindowData && pWindowData->pVisual) ? + static_cast<Visual*>(pWindowData->pVisual) : + pSalDisp->GetVisual( nXScreen ).GetVisual(); + // get visual info + VisualID aVisID = XVisualIDFromVisual( pVisual ); + XVisualInfo aTemplate; + aTemplate.visualid = aVisID; + int nVisuals = 0; + XVisualInfo* pInfo = XGetVisualInfo( pDisp, VisualIDMask, &aTemplate, &nVisuals ); + // only one VisualInfo structure can match the visual id + SAL_WARN_IF( nVisuals != 1, "vcl", "match count for visual id is not 1" ); + unsigned int nDepth = pInfo->depth; + XFree( pInfo ); + XSetWindowAttributes aAttribs; + aAttribs.event_mask = StructureNotifyMask + | ButtonPressMask + | ButtonReleaseMask + | PointerMotionMask + | EnterWindowMask + | LeaveWindowMask + | FocusChangeMask + | ExposureMask + ; + + pObject->maPrimary = + XCreateSimpleWindow( pDisp, + aObjectParent, + 0, 0, + 1, 1, 0, + pSalDisp->GetColormap( nXScreen ).GetBlackPixel(), + pSalDisp->GetColormap( nXScreen ).GetWhitePixel() + ); + if( aVisID == pSalDisp->GetVisual( nXScreen ).GetVisualId() ) + { + pObject->maSecondary = + XCreateSimpleWindow( pDisp, + pObject->maPrimary, + 0, 0, + 1, 1, 0, + pSalDisp->GetColormap( nXScreen ).GetBlackPixel(), + pSalDisp->GetColormap( nXScreen ).GetWhitePixel() + ); + } + else + { +#if OSL_DEBUG_LEVEL > 1 + SAL_INFO("vcl.window", "visual id of vcl " + << std::hex + << static_cast<unsigned int> + (pSalDisp->GetVisual( nXScreen ).GetVisualId()) + << ", of visual " + << static_cast<unsigned int> + (aVisID)); +#endif + GetGenericUnixSalData()->ErrorTrapPush(); + + // create colormap for visual - there might not be one + pObject->maColormap = aAttribs.colormap = XCreateColormap( + pDisp, + pSalDisp->GetRootWindow( nXScreen ), + pVisual, + AllocNone ); + + pObject->maSecondary = + XCreateWindow( pDisp, + pSalDisp->GetRootWindow( nXScreen ), + 0, 0, + 1, 1, 0, + nDepth, InputOutput, + pVisual, + CWEventMask|CWColormap, &aAttribs ); + XSync( pDisp, False ); + if( GetGenericUnixSalData()->ErrorTrapPop( false ) ) + { + pObject->maSecondary = None; + delete pObject; + return nullptr; + } + XReparentWindow( pDisp, pObject->maSecondary, pObject->maPrimary, 0, 0 ); + } + + GetGenericUnixSalData()->ErrorTrapPush(); + if( bShow ) { + XMapWindow( pDisp, pObject->maSecondary ); + XMapWindow( pDisp, pObject->maPrimary ); + } + + pObjData->pDisplay = pDisp; + pObjData->SetWindowHandle(pObject->maSecondary); + pObjData->pWidget = nullptr; + pObjData->pVisual = pVisual; + + XSync(pDisp, False); + if( GetGenericUnixSalData()->ErrorTrapPop( false ) ) + { + delete pObject; + return nullptr; + } + + return pObject; +} + +void X11SalInstance::DestroyObject( SalObject* pObject ) +{ + delete pObject; +} + +// SalClipRegion is a member of SalObject +// definition of SalClipRegion my be found in vcl/inc/unx/salobj.h + +SalClipRegion::SalClipRegion() +{ + ClipRectangleList = nullptr; + numClipRectangles = 0; + maxClipRectangles = 0; +} + +SalClipRegion::~SalClipRegion() +{ +} + +void +SalClipRegion::BeginSetClipRegion( sal_uInt32 nRects ) +{ + ClipRectangleList.reset( new XRectangle[nRects] ); + numClipRectangles = 0; + maxClipRectangles = nRects; +} + +void +SalClipRegion::UnionClipRegion( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight ) +{ + if ( nWidth && nHeight && (numClipRectangles < maxClipRectangles) ) + { + XRectangle& aRect = ClipRectangleList[numClipRectangles]; + + aRect.x = static_cast<short>(nX); + aRect.y = static_cast<short>(nY); + aRect.width = static_cast<unsigned short>(nWidth); + aRect.height= static_cast<unsigned short>(nHeight); + + numClipRectangles++; + } +} + +// SalObject Implementation +X11SalObject::X11SalObject() + : mpParent(nullptr) + , maParentWin(0) + , maPrimary(0) + , maSecondary(0) + , maColormap(0) + , mbVisible(false) +{ + maSystemChildData.pDisplay = vcl_sal::getSalDisplay(GetGenericUnixSalData())->GetDisplay(); + maSystemChildData.SetWindowHandle(None); + maSystemChildData.pSalFrame = nullptr; + maSystemChildData.pWidget = nullptr; + maSystemChildData.pVisual = nullptr; + maSystemChildData.aShellWindow = 0; + maSystemChildData.toolkit = SystemEnvData::Toolkit::Gen; + maSystemChildData.platform = SystemEnvData::Platform::Xcb; + + std::list< SalObject* >& rObjects = vcl_sal::getSalDisplay(GetGenericUnixSalData())->getSalObjects(); + rObjects.push_back( this ); +} + +X11SalObject::~X11SalObject() +{ + std::list< SalObject* >& rObjects = vcl_sal::getSalDisplay(GetGenericUnixSalData())->getSalObjects(); + rObjects.remove( this ); + + GetGenericUnixSalData()->ErrorTrapPush(); + ::Window aObjectParent = maParentWin; + XSetWindowBackgroundPixmap(static_cast<Display*>(maSystemChildData.pDisplay), aObjectParent, None); + if ( maSecondary ) + XDestroyWindow( static_cast<Display*>(maSystemChildData.pDisplay), maSecondary ); + if ( maPrimary ) + XDestroyWindow( static_cast<Display*>(maSystemChildData.pDisplay), maPrimary ); + if ( maColormap ) + XFreeColormap(static_cast<Display*>(maSystemChildData.pDisplay), maColormap); + XSync( static_cast<Display*>(maSystemChildData.pDisplay), False ); + GetGenericUnixSalData()->ErrorTrapPop(); +} + +void +X11SalObject::ResetClipRegion() +{ + maClipRegion.ResetClipRegion(); + + const int dest_kind = ShapeBounding; + const int op = ShapeSet; + const int ordering = YSorted; + + XWindowAttributes win_attrib; + XRectangle win_size; + + ::Window aShapeWindow = maPrimary; + + XGetWindowAttributes ( static_cast<Display*>(maSystemChildData.pDisplay), + aShapeWindow, + &win_attrib ); + + win_size.x = 0; + win_size.y = 0; + win_size.width = win_attrib.width; + win_size.height = win_attrib.height; + + XShapeCombineRectangles ( static_cast<Display*>(maSystemChildData.pDisplay), + aShapeWindow, + dest_kind, + 0, 0, // x_off, y_off + &win_size, // list of rectangles + 1, // number of rectangles + op, ordering ); +} + +void +X11SalObject::BeginSetClipRegion( sal_uInt32 nRectCount ) +{ + maClipRegion.BeginSetClipRegion ( nRectCount ); +} + +void +X11SalObject::UnionClipRegion( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight ) +{ + maClipRegion.UnionClipRegion ( nX, nY, nWidth, nHeight ); +} + +void +X11SalObject::EndSetClipRegion() +{ + XRectangle *pRectangles = maClipRegion.EndSetClipRegion (); + const int nRectangles = maClipRegion.GetRectangleCount(); + + ::Window aShapeWindow = maPrimary; + + XShapeCombineRectangles ( static_cast<Display*>(maSystemChildData.pDisplay), + aShapeWindow, + ShapeBounding, + 0, 0, // x_off, y_off + pRectangles, + nRectangles, + ShapeSet, YSorted ); +} + +void +X11SalObject::SetPosSize( tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight ) +{ + if ( maPrimary && maSecondary && nWidth && nHeight ) + { + XMoveResizeWindow( static_cast<Display*>(maSystemChildData.pDisplay), + maPrimary, + nX, nY, nWidth, nHeight ); + XMoveResizeWindow( static_cast<Display*>(maSystemChildData.pDisplay), + maSecondary, + 0, 0, nWidth, nHeight ); + } +} + +void +X11SalObject::Show( bool bVisible ) +{ + if (!maSystemChildData.GetWindowHandle(mpParent)) + return; + + if ( bVisible ) { + XMapWindow( static_cast<Display*>(maSystemChildData.pDisplay), + maSecondary ); + XMapWindow( static_cast<Display*>(maSystemChildData.pDisplay), + maPrimary ); + } else { + XUnmapWindow( static_cast<Display*>(maSystemChildData.pDisplay), + maPrimary ); + XUnmapWindow( static_cast<Display*>(maSystemChildData.pDisplay), + maSecondary ); + } + mbVisible = bVisible; +} + +void X11SalObject::GrabFocus() +{ + if( mbVisible ) + XSetInputFocus( static_cast<Display*>(maSystemChildData.pDisplay), + maSystemChildData.GetWindowHandle(mpParent), + RevertToNone, + CurrentTime ); +} + +const SystemEnvData* X11SalObject::GetSystemData() const +{ + return &maSystemChildData; +} + +static sal_uInt16 sal_GetCode( int state ) +{ + sal_uInt16 nCode = 0; + + if( state & Button1Mask ) + nCode |= MOUSE_LEFT; + if( state & Button2Mask ) + nCode |= MOUSE_MIDDLE; + if( state & Button3Mask ) + nCode |= MOUSE_RIGHT; + + if( state & ShiftMask ) + nCode |= KEY_SHIFT; + if( state & ControlMask ) + nCode |= KEY_MOD1; + if( state & Mod1Mask ) + nCode |= KEY_MOD2; + if( state & Mod3Mask ) + nCode |= KEY_MOD3; + + return nCode; +} + +bool X11SalObject::Dispatch( XEvent* pEvent ) +{ + std::list< SalObject* >& rObjects = vcl_sal::getSalDisplay(GetGenericUnixSalData())->getSalObjects(); + + for (auto const& elem : rObjects) + { + X11SalObject* pObject = static_cast<X11SalObject*>(elem); + if( pEvent->xany.window == pObject->maPrimary || + pEvent->xany.window == pObject->maSecondary ) + { + if( pObject->IsMouseTransparent() && ( + pEvent->type == ButtonPress || + pEvent->type == ButtonRelease || + pEvent->type == EnterNotify || + pEvent->type == LeaveNotify || + pEvent->type == MotionNotify + ) + ) + { + SalMouseEvent aEvt; + int dest_x, dest_y; + ::Window aChild = None; + XTranslateCoordinates( pEvent->xbutton.display, + pEvent->xbutton.root, + pObject->maParentWin, + pEvent->xbutton.x_root, + pEvent->xbutton.y_root, + &dest_x, &dest_y, + &aChild ); + aEvt.mnX = dest_x; + aEvt.mnY = dest_y; + aEvt.mnTime = pEvent->xbutton.time; + aEvt.mnCode = sal_GetCode( pEvent->xbutton.state ); + aEvt.mnButton = 0; + SalEvent nEvent = SalEvent::NONE; + if( pEvent->type == ButtonPress || + pEvent->type == ButtonRelease ) + { + switch( pEvent->xbutton.button ) + { + case Button1: aEvt.mnButton = MOUSE_LEFT;break; + case Button2: aEvt.mnButton = MOUSE_MIDDLE;break; + case Button3: aEvt.mnButton = MOUSE_RIGHT;break; + } + nEvent = (pEvent->type == ButtonPress) ? + SalEvent::MouseButtonDown : + SalEvent::MouseButtonUp; + } + else if( pEvent->type == EnterNotify ) + nEvent = SalEvent::MouseLeave; + else + nEvent = SalEvent::MouseMove; + pObject->mpParent->CallCallback( nEvent, &aEvt ); + } + else + { + switch( pEvent->type ) + { + case UnmapNotify: + pObject->mbVisible = false; + return true; + case MapNotify: + pObject->mbVisible = true; + return true; + case ButtonPress: + pObject->CallCallback( SalObjEvent::ToTop ); + return true; + case FocusIn: + pObject->CallCallback( SalObjEvent::GetFocus ); + return true; + case FocusOut: + pObject->CallCallback( SalObjEvent::LoseFocus ); + return true; + default: break; + } + } + return false; + } + } + return false; +} + +void X11SalObject::SetLeaveEnterBackgrounds(const css::uno::Sequence<css::uno::Any>& rLeaveArgs, const css::uno::Sequence<css::uno::Any>& rEnterArgs) +{ + SalDisplay* pSalDisp = vcl_sal::getSalDisplay(GetGenericUnixSalData()); + Display* pDisp = pSalDisp->GetDisplay(); + ::Window aObjectParent = maParentWin; + + bool bFreePixmap = false; + Pixmap aPixmap = None; + if (rEnterArgs.getLength() == 3) + { + rEnterArgs[0] >>= bFreePixmap; + sal_Int64 pixmapHandle = None; + rEnterArgs[1] >>= pixmapHandle; + aPixmap = pixmapHandle; + } + + XSetWindowBackgroundPixmap(pDisp, aObjectParent, aPixmap); + if (bFreePixmap) + XFreePixmap(pDisp, aPixmap); + + bFreePixmap = false; + aPixmap = None; + if (rLeaveArgs.getLength() == 3) + { + rLeaveArgs[0] >>= bFreePixmap; + sal_Int64 pixmapHandle = None; + rLeaveArgs[1] >>= pixmapHandle; + aPixmap = pixmapHandle; + } + + XSetWindowBackgroundPixmap(pDisp, maSecondary, aPixmap); + if (bFreePixmap) + XFreePixmap(pDisp, aPixmap); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |