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Diffstat (limited to '')
| -rw-r--r-- | vcl/source/window/layout.cxx | 2882 |
1 files changed, 2882 insertions, 0 deletions
diff --git a/vcl/source/window/layout.cxx b/vcl/source/window/layout.cxx new file mode 100644 index 000000000..080acd5f9 --- /dev/null +++ b/vcl/source/window/layout.cxx @@ -0,0 +1,2882 @@ +/* -*- 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/. + */ + +#include <com/sun/star/accessibility/AccessibleRole.hpp> +#include <o3tl/enumarray.hxx> +#include <o3tl/enumrange.hxx> +#include <vcl/toolkit/button.hxx> +#include <vcl/decoview.hxx> +#include <vcl/toolkit/dialog.hxx> +#include <vcl/layout.hxx> +#include <vcl/scrbar.hxx> +#include <vcl/stdtext.hxx> +#include <vcl/split.hxx> +#include <vcl/svapp.hxx> +#include <vcl/settings.hxx> +#include <bitmaps.hlst> +#include <messagedialog.hxx> +#include <svdata.hxx> +#include <window.h> +#include <boost/multi_array.hpp> +#include <boost/property_tree/ptree.hpp> +#include <vcl/vclmedit.hxx> +#include <sal/log.hxx> + +VclContainer::VclContainer(vcl::Window *pParent, WinBits nStyle) + : Window(WindowType::CONTAINER) + , m_bLayoutDirty(true) +{ + ImplInit(pParent, nStyle, nullptr); + EnableChildTransparentMode(); + SetPaintTransparent(true); + SetBackground(); +} + +sal_uInt16 VclContainer::getDefaultAccessibleRole() const +{ + return css::accessibility::AccessibleRole::PANEL; +} + +Size VclContainer::GetOptimalSize() const +{ + return calculateRequisition(); +} + +void VclContainer::setLayoutPosSize(vcl::Window &rWindow, const Point &rPos, const Size &rSize) +{ + sal_Int32 nBorderWidth = rWindow.get_border_width(); + sal_Int32 nLeft = rWindow.get_margin_left() + nBorderWidth; + sal_Int32 nTop = rWindow.get_margin_top() + nBorderWidth; + sal_Int32 nRight = rWindow.get_margin_right() + nBorderWidth; + sal_Int32 nBottom = rWindow.get_margin_bottom() + nBorderWidth; + Point aPos(rPos.X() + nLeft, rPos.Y() + nTop); + Size aSize(rSize.Width() - nLeft - nRight, rSize.Height() - nTop - nBottom); + rWindow.SetPosSizePixel(aPos, aSize); +} + +void VclContainer::setLayoutAllocation(vcl::Window &rChild, const Point &rAllocPos, const Size &rChildAlloc) +{ + VclAlign eHalign = rChild.get_halign(); + VclAlign eValign = rChild.get_valign(); + + //typical case + if (eHalign == VclAlign::Fill && eValign == VclAlign::Fill) + { + setLayoutPosSize(rChild, rAllocPos, rChildAlloc); + return; + } + + Point aChildPos(rAllocPos); + Size aChildSize(rChildAlloc); + Size aChildPreferredSize(getLayoutRequisition(rChild)); + + switch (eHalign) + { + case VclAlign::Fill: + break; + case VclAlign::Start: + if (aChildPreferredSize.Width() < rChildAlloc.Width()) + aChildSize.setWidth( aChildPreferredSize.Width() ); + break; + case VclAlign::End: + if (aChildPreferredSize.Width() < rChildAlloc.Width()) + aChildSize.setWidth( aChildPreferredSize.Width() ); + aChildPos.AdjustX(rChildAlloc.Width() ); + aChildPos.AdjustX( -(aChildSize.Width()) ); + break; + case VclAlign::Center: + if (aChildPreferredSize.Width() < aChildSize.Width()) + aChildSize.setWidth( aChildPreferredSize.Width() ); + aChildPos.AdjustX((rChildAlloc.Width() - aChildSize.Width()) / 2 ); + break; + } + + switch (eValign) + { + case VclAlign::Fill: + break; + case VclAlign::Start: + if (aChildPreferredSize.Height() < rChildAlloc.Height()) + aChildSize.setHeight( aChildPreferredSize.Height() ); + break; + case VclAlign::End: + if (aChildPreferredSize.Height() < rChildAlloc.Height()) + aChildSize.setHeight( aChildPreferredSize.Height() ); + aChildPos.AdjustY(rChildAlloc.Height() ); + aChildPos.AdjustY( -(aChildSize.Height()) ); + break; + case VclAlign::Center: + if (aChildPreferredSize.Height() < aChildSize.Height()) + aChildSize.setHeight( aChildPreferredSize.Height() ); + aChildPos.AdjustY((rChildAlloc.Height() - aChildSize.Height()) / 2 ); + break; + } + + setLayoutPosSize(rChild, aChildPos, aChildSize); +} + +namespace +{ + Size subtractBorder(const vcl::Window &rWindow, const Size& rSize) + { + sal_Int32 nBorderWidth = rWindow.get_border_width(); + sal_Int32 nLeft = rWindow.get_margin_left() + nBorderWidth; + sal_Int32 nTop = rWindow.get_margin_top() + nBorderWidth; + sal_Int32 nRight = rWindow.get_margin_right() + nBorderWidth; + sal_Int32 nBottom = rWindow.get_margin_bottom() + nBorderWidth; + Size aSize(rSize); + return Size(aSize.Width() + nLeft + nRight, aSize.Height() + nTop + nBottom); + } +} + +Size VclContainer::getLayoutRequisition(const vcl::Window &rWindow) +{ + return subtractBorder(rWindow, rWindow.get_preferred_size()); +} + +void VclContainer::SetPosSizePixel(const Point& rAllocPos, const Size& rAllocation) +{ + bool bSizeChanged = rAllocation != GetOutputSizePixel(); + Window::SetPosSizePixel(rAllocPos, rAllocation); + if (m_bLayoutDirty || bSizeChanged) + { + m_bLayoutDirty = false; + setAllocation(rAllocation); + } +} + +void VclContainer::SetPosPixel(const Point& rAllocPos) +{ + Point aAllocPos = rAllocPos; + sal_Int32 nBorderWidth = get_border_width(); + aAllocPos.AdjustX(nBorderWidth + get_margin_left() ); + aAllocPos.AdjustY(nBorderWidth + get_margin_top() ); + + if (aAllocPos != GetPosPixel()) + Window::SetPosPixel(aAllocPos); +} + +void VclContainer::SetSizePixel(const Size& rAllocation) +{ + Size aAllocation = rAllocation; + sal_Int32 nBorderWidth = get_border_width(); + aAllocation.AdjustWidth( -(nBorderWidth*2 + get_margin_left() + get_margin_right()) ); + aAllocation.AdjustHeight( -(nBorderWidth*2 + get_margin_top() + get_margin_bottom()) ); + bool bSizeChanged = aAllocation != GetSizePixel(); + if (bSizeChanged) + Window::SetSizePixel(aAllocation); + if (m_bLayoutDirty || bSizeChanged) + { + m_bLayoutDirty = false; + setAllocation(aAllocation); + } +} + +void VclContainer::queue_resize(StateChangedType eReason) +{ + m_bLayoutDirty = true; + Window::queue_resize(eReason); +} + +// support for screenshot context menu +void VclContainer::Command(const CommandEvent& rCEvt) +{ + if (CommandEventId::ContextMenu == rCEvt.GetCommand()) + { + auto pParent = GetParent(); + if (pParent) + { + CommandEvent aCEvt(rCEvt.GetMousePosPixel() + GetPosPixel(), rCEvt.GetCommand(), rCEvt.IsMouseEvent(), rCEvt.GetEventData()); + pParent->Command(aCEvt); + return; + } + } + + // call parent (do not consume) + Window::Command(rCEvt); +} + +void VclBox::accumulateMaxes(const Size &rChildSize, Size &rSize) const +{ + long nSecondaryChildDimension = getSecondaryDimension(rChildSize); + long nSecondaryBoxDimension = getSecondaryDimension(rSize); + setSecondaryDimension(rSize, std::max(nSecondaryChildDimension, nSecondaryBoxDimension)); + + long nPrimaryChildDimension = getPrimaryDimension(rChildSize); + long nPrimaryBoxDimension = getPrimaryDimension(rSize); + if (m_bHomogeneous) + setPrimaryDimension(rSize, std::max(nPrimaryBoxDimension, nPrimaryChildDimension)); + else + setPrimaryDimension(rSize, nPrimaryBoxDimension + nPrimaryChildDimension); +} + +Size VclBox::calculateRequisition() const +{ + sal_uInt16 nVisibleChildren = 0; + + Size aSize; + for (vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + ++nVisibleChildren; + Size aChildSize = getLayoutRequisition(*pChild); + + long nPrimaryDimension = getPrimaryDimension(aChildSize); + nPrimaryDimension += pChild->get_padding() * 2; + setPrimaryDimension(aChildSize, nPrimaryDimension); + + accumulateMaxes(aChildSize, aSize); + } + + return finalizeMaxes(aSize, nVisibleChildren); +} + +void VclBox::setAllocation(const Size &rAllocation) +{ + sal_uInt16 nVisibleChildren = 0, nExpandChildren = 0; + for (vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + ++nVisibleChildren; + bool bExpand = getPrimaryDimensionChildExpand(*pChild); + if (bExpand) + ++nExpandChildren; + } + + if (!nVisibleChildren) + return; + + long nAllocPrimaryDimension = getPrimaryDimension(rAllocation); + + long nHomogeneousDimension = 0, nExtraSpace = 0; + if (m_bHomogeneous) + { + nHomogeneousDimension = (nAllocPrimaryDimension - + (nVisibleChildren - 1) * m_nSpacing) / nVisibleChildren; + } + else if (nExpandChildren) + { + Size aRequisition = calculateRequisition(); + nExtraSpace = (getPrimaryDimension(rAllocation) - getPrimaryDimension(aRequisition)) / nExpandChildren; + } + + //Split into those we pack from the start onwards, and those we pack from the end backwards + o3tl::enumarray<VclPackType,std::vector<vcl::Window*>> aWindows; + for (vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + + VclPackType ePacking = pChild->get_pack_type(); + aWindows[ePacking].push_back(pChild); + } + + //See VclBuilder::sortIntoBestTabTraversalOrder for why they are in visual + //order under the parent which requires us to reverse them here to + //pack from the end back + std::reverse(aWindows[VclPackType::End].begin(),aWindows[VclPackType::End].end()); + + for (VclPackType ePackType : o3tl::enumrange<VclPackType>()) + { + Point aPos(0, 0); + if (ePackType == VclPackType::End) + { + long nPrimaryCoordinate = getPrimaryCoordinate(aPos); + setPrimaryCoordinate(aPos, nPrimaryCoordinate + nAllocPrimaryDimension); + } + + for (auto const& window : aWindows[ePackType]) + { + vcl::Window *pChild = window; + + long nPadding = pChild->get_padding(); + + Size aBoxSize; + if (m_bHomogeneous) + setPrimaryDimension(aBoxSize, nHomogeneousDimension); + else + { + aBoxSize = getLayoutRequisition(*pChild); + long nPrimaryDimension = getPrimaryDimension(aBoxSize); + nPrimaryDimension += nPadding * 2; + if (getPrimaryDimensionChildExpand(*pChild)) + nPrimaryDimension += nExtraSpace; + setPrimaryDimension(aBoxSize, nPrimaryDimension); + } + setSecondaryDimension(aBoxSize, getSecondaryDimension(rAllocation)); + + Point aChildPos(aPos); + Size aChildSize(aBoxSize); + long nPrimaryCoordinate = getPrimaryCoordinate(aPos); + + bool bFill = pChild->get_fill(); + if (bFill) + { + setPrimaryDimension(aChildSize, std::max(static_cast<long>(1), + getPrimaryDimension(aBoxSize) - nPadding * 2)); + + setPrimaryCoordinate(aChildPos, nPrimaryCoordinate + nPadding); + } + else + { + setPrimaryDimension(aChildSize, + getPrimaryDimension(getLayoutRequisition(*pChild))); + + setPrimaryCoordinate(aChildPos, nPrimaryCoordinate + + (getPrimaryDimension(aBoxSize) - getPrimaryDimension(aChildSize)) / 2); + } + + long nDiff = getPrimaryDimension(aBoxSize) + m_nSpacing; + if (ePackType == VclPackType::Start) + setPrimaryCoordinate(aPos, nPrimaryCoordinate + nDiff); + else + { + setPrimaryCoordinate(aPos, nPrimaryCoordinate - nDiff); + setPrimaryCoordinate(aChildPos, getPrimaryCoordinate(aChildPos) - + getPrimaryDimension(aBoxSize)); + } + + setLayoutAllocation(*pChild, aChildPos, aChildSize); + } + } +} + +bool VclBox::set_property(const OString &rKey, const OUString &rValue) +{ + if (rKey == "spacing") + set_spacing(rValue.toInt32()); + else if (rKey == "homogeneous") + set_homogeneous(toBool(rValue)); + else + return VclContainer::set_property(rKey, rValue); + return true; +} + +boost::property_tree::ptree VclBox::DumpAsPropertyTree() +{ + boost::property_tree::ptree aTree(VclContainer::DumpAsPropertyTree()); + aTree.put("vertical", m_bVerticalContainer); + return aTree; +} + +sal_uInt16 VclBox::getDefaultAccessibleRole() const +{ +#if defined(_WIN32) + //fdo#74284 call Boxes Panels, keep then as "Filler" under + //at least Linux seeing as that's what Gtk does for GtkBoxes + return css::accessibility::AccessibleRole::PANEL; +#else + return css::accessibility::AccessibleRole::FILLER; +#endif +} + +#define DEFAULT_CHILD_MIN_WIDTH 85 +#define DEFAULT_CHILD_MIN_HEIGHT 27 + +Size VclBox::finalizeMaxes(const Size &rSize, sal_uInt16 nVisibleChildren) const +{ + Size aRet; + + if (nVisibleChildren) + { + long nPrimaryDimension = getPrimaryDimension(rSize); + if (m_bHomogeneous) + nPrimaryDimension *= nVisibleChildren; + setPrimaryDimension(aRet, nPrimaryDimension + m_nSpacing * (nVisibleChildren-1)); + setSecondaryDimension(aRet, getSecondaryDimension(rSize)); + } + + return aRet; +} + +Size VclButtonBox::addReqGroups(const VclButtonBox::Requisition &rReq) const +{ + Size aRet; + + long nMainGroupDimension = getPrimaryDimension(rReq.m_aMainGroupSize); + long nSubGroupDimension = getPrimaryDimension(rReq.m_aSubGroupSize); + + setPrimaryDimension(aRet, nMainGroupDimension + nSubGroupDimension); + + setSecondaryDimension(aRet, + std::max(getSecondaryDimension(rReq.m_aMainGroupSize), + getSecondaryDimension(rReq.m_aSubGroupSize))); + + return aRet; +} + +static long getMaxNonOutlier(const std::vector<long> &rG, long nAvgDimension) +{ + long nMaxDimensionNonOutlier = 0; + for (auto const& nPrimaryChildDimension : rG) + { + if (nPrimaryChildDimension < nAvgDimension * 1.5) + { + nMaxDimensionNonOutlier = std::max(nPrimaryChildDimension, + nMaxDimensionNonOutlier); + } + } + return nMaxDimensionNonOutlier; +} + +static std::vector<long> setButtonSizes(const std::vector<long> &rG, + const std::vector<bool> &rNonHomogeneous, + long nAvgDimension, long nMaxNonOutlier, long nMinWidth) +{ + std::vector<long> aVec; + //set everything < 1.5 times the average to the same width, leave the + //outliers un-touched + std::vector<bool>::const_iterator aJ = rNonHomogeneous.begin(); + auto nNonOutlierWidth = std::max(nMaxNonOutlier, nMinWidth); + for (auto const& nPrimaryChildDimension : rG) + { + bool bNonHomogeneous = *aJ; + if (!bNonHomogeneous && nPrimaryChildDimension < nAvgDimension * 1.5) + { + aVec.push_back(nNonOutlierWidth); + } + else + { + aVec.push_back(std::max(nPrimaryChildDimension, nMinWidth)); + } + ++aJ; + } + return aVec; +} + +VclButtonBox::Requisition VclButtonBox::calculatePrimarySecondaryRequisitions() const +{ + Requisition aReq; + + Size aMainGroupSize(DEFAULT_CHILD_MIN_WIDTH, DEFAULT_CHILD_MIN_HEIGHT); //to-do, pull from theme + Size aSubGroupSize(DEFAULT_CHILD_MIN_WIDTH, DEFAULT_CHILD_MIN_HEIGHT); //to-do, pull from theme + + long nMinMainGroupPrimary = getPrimaryDimension(aMainGroupSize); + long nMinSubGroupPrimary = getPrimaryDimension(aSubGroupSize); + long nMainGroupSecondary = getSecondaryDimension(aMainGroupSize); + long nSubGroupSecondary = getSecondaryDimension(aSubGroupSize); + + bool bIgnoreSecondaryPacking = (m_eLayoutStyle == VclButtonBoxStyle::Spread || m_eLayoutStyle == VclButtonBoxStyle::Center); + + std::vector<long> aMainGroupSizes; + std::vector<bool> aMainGroupNonHomogeneous; + std::vector<long> aSubGroupSizes; + std::vector<bool> aSubGroupNonHomogeneous; + + for (const vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + Size aChildSize = getLayoutRequisition(*pChild); + if (bIgnoreSecondaryPacking || !pChild->get_secondary()) + { + //set the max secondary dimension + nMainGroupSecondary = std::max(nMainGroupSecondary, getSecondaryDimension(aChildSize)); + //collect the primary dimensions + aMainGroupSizes.push_back(getPrimaryDimension(aChildSize)); + aMainGroupNonHomogeneous.push_back(pChild->get_non_homogeneous()); + } + else + { + nSubGroupSecondary = std::max(nSubGroupSecondary, getSecondaryDimension(aChildSize)); + aSubGroupSizes.push_back(getPrimaryDimension(aChildSize)); + aSubGroupNonHomogeneous.push_back(pChild->get_non_homogeneous()); + } + } + + if (m_bHomogeneous) + { + long nMaxMainDimension = aMainGroupSizes.empty() ? 0 : + *std::max_element(aMainGroupSizes.begin(), aMainGroupSizes.end()); + nMaxMainDimension = std::max(nMaxMainDimension, nMinMainGroupPrimary); + long nMaxSubDimension = aSubGroupSizes.empty() ? 0 : + *std::max_element(aSubGroupSizes.begin(), aSubGroupSizes.end()); + nMaxSubDimension = std::max(nMaxSubDimension, nMinSubGroupPrimary); + long nMaxDimension = std::max(nMaxMainDimension, nMaxSubDimension); + aReq.m_aMainGroupDimensions.resize(aMainGroupSizes.size(), nMaxDimension); + aReq.m_aSubGroupDimensions.resize(aSubGroupSizes.size(), nMaxDimension); + } + else + { + //Ideally set everything to the same size, but find outlier widgets + //that are way wider than the average and leave them + //at their natural size and set the remainder to share the + //max size of the remaining members of the buttonbox + long nAccDimension = std::accumulate(aMainGroupSizes.begin(), + aMainGroupSizes.end(), 0); + nAccDimension = std::accumulate(aSubGroupSizes.begin(), + aSubGroupSizes.end(), nAccDimension); + + size_t nTotalSize = aMainGroupSizes.size() + aSubGroupSizes.size(); + + long nAvgDimension = nTotalSize ? nAccDimension / nTotalSize : 0; + + long nMaxMainNonOutlier = getMaxNonOutlier(aMainGroupSizes, + nAvgDimension); + long nMaxSubNonOutlier = getMaxNonOutlier(aSubGroupSizes, + nAvgDimension); + long nMaxNonOutlier = std::max(nMaxMainNonOutlier, nMaxSubNonOutlier); + + aReq.m_aMainGroupDimensions = setButtonSizes(aMainGroupSizes, + aMainGroupNonHomogeneous, + nAvgDimension, nMaxNonOutlier, nMinMainGroupPrimary); + aReq.m_aSubGroupDimensions = setButtonSizes(aSubGroupSizes, + aSubGroupNonHomogeneous, + nAvgDimension, nMaxNonOutlier, nMinSubGroupPrimary); + } + + if (!aReq.m_aMainGroupDimensions.empty()) + { + setSecondaryDimension(aReq.m_aMainGroupSize, nMainGroupSecondary); + setPrimaryDimension(aReq.m_aMainGroupSize, + std::accumulate(aReq.m_aMainGroupDimensions.begin(), + aReq.m_aMainGroupDimensions.end(), 0)); + } + if (!aReq.m_aSubGroupDimensions.empty()) + { + setSecondaryDimension(aReq.m_aSubGroupSize, nSubGroupSecondary); + setPrimaryDimension(aReq.m_aSubGroupSize, + std::accumulate(aReq.m_aSubGroupDimensions.begin(), + aReq.m_aSubGroupDimensions.end(), 0)); + } + + return aReq; +} + +Size VclButtonBox::addSpacing(const Size &rSize, sal_uInt16 nVisibleChildren) const +{ + Size aRet; + + if (nVisibleChildren) + { + long nPrimaryDimension = getPrimaryDimension(rSize); + setPrimaryDimension(aRet, + nPrimaryDimension + m_nSpacing * (nVisibleChildren-1)); + setSecondaryDimension(aRet, getSecondaryDimension(rSize)); + } + + return aRet; +} + +Size VclButtonBox::calculateRequisition() const +{ + Requisition aReq(calculatePrimarySecondaryRequisitions()); + sal_uInt16 nVisibleChildren = aReq.m_aMainGroupDimensions.size() + + aReq.m_aSubGroupDimensions.size(); + return addSpacing(addReqGroups(aReq), nVisibleChildren); +} + +bool VclButtonBox::set_property(const OString &rKey, const OUString &rValue) +{ + if (rKey == "layout-style") + { + VclButtonBoxStyle eStyle = VclButtonBoxStyle::Default; + if (rValue == "spread") + eStyle = VclButtonBoxStyle::Spread; + else if (rValue == "edge") + eStyle = VclButtonBoxStyle::Edge; + else if (rValue == "start") + eStyle = VclButtonBoxStyle::Start; + else if (rValue == "end") + eStyle = VclButtonBoxStyle::End; + else if (rValue == "center") + eStyle = VclButtonBoxStyle::Center; + else + { + SAL_WARN("vcl.layout", "unknown layout style " << rValue); + } + m_eLayoutStyle = eStyle; + } + else + return VclBox::set_property(rKey, rValue); + return true; +} + +void VclButtonBox::setAllocation(const Size &rAllocation) +{ + Requisition aReq(calculatePrimarySecondaryRequisitions()); + + if (aReq.m_aMainGroupDimensions.empty() && aReq.m_aSubGroupDimensions.empty()) + return; + + long nAllocPrimaryDimension = getPrimaryDimension(rAllocation); + + Point aMainGroupPos, aOtherGroupPos; + int nSpacing = m_nSpacing; + + //To-Do, other layout styles + switch (m_eLayoutStyle) + { + case VclButtonBoxStyle::Start: + if (!aReq.m_aSubGroupDimensions.empty()) + { + long nOtherPrimaryDimension = getPrimaryDimension( + addSpacing(aReq.m_aSubGroupSize, aReq.m_aSubGroupDimensions.size())); + setPrimaryCoordinate(aOtherGroupPos, + nAllocPrimaryDimension - nOtherPrimaryDimension); + } + break; + case VclButtonBoxStyle::Spread: + if (!aReq.m_aMainGroupDimensions.empty()) + { + long nMainPrimaryDimension = getPrimaryDimension( + addSpacing(aReq.m_aMainGroupSize, aReq.m_aMainGroupDimensions.size())); + long nExtraSpace = nAllocPrimaryDimension - nMainPrimaryDimension; + nExtraSpace += (aReq.m_aMainGroupDimensions.size()-1) * nSpacing; + nSpacing = nExtraSpace/(aReq.m_aMainGroupDimensions.size()+1); + setPrimaryCoordinate(aMainGroupPos, nSpacing); + } + break; + case VclButtonBoxStyle::Center: + if (!aReq.m_aMainGroupDimensions.empty()) + { + long nMainPrimaryDimension = getPrimaryDimension( + addSpacing(aReq.m_aMainGroupSize, aReq.m_aMainGroupDimensions.size())); + long nExtraSpace = nAllocPrimaryDimension - nMainPrimaryDimension; + setPrimaryCoordinate(aMainGroupPos, nExtraSpace/2); + } + break; + default: + SAL_WARN("vcl.layout", "todo unimplemented layout style"); + [[fallthrough]]; + case VclButtonBoxStyle::Default: + case VclButtonBoxStyle::End: + if (!aReq.m_aMainGroupDimensions.empty()) + { + long nMainPrimaryDimension = getPrimaryDimension( + addSpacing(aReq.m_aMainGroupSize, aReq.m_aMainGroupDimensions.size())); + setPrimaryCoordinate(aMainGroupPos, + nAllocPrimaryDimension - nMainPrimaryDimension); + } + break; + } + + Size aChildSize; + setSecondaryDimension(aChildSize, getSecondaryDimension(rAllocation)); + + std::vector<long>::const_iterator aPrimaryI = aReq.m_aMainGroupDimensions.begin(); + std::vector<long>::const_iterator aSecondaryI = aReq.m_aSubGroupDimensions.begin(); + bool bIgnoreSecondaryPacking = (m_eLayoutStyle == VclButtonBoxStyle::Spread || m_eLayoutStyle == VclButtonBoxStyle::Center); + for (vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + + if (bIgnoreSecondaryPacking || !pChild->get_secondary()) + { + long nMainGroupPrimaryDimension = *aPrimaryI++; + setPrimaryDimension(aChildSize, nMainGroupPrimaryDimension); + setLayoutAllocation(*pChild, aMainGroupPos, aChildSize); + long nPrimaryCoordinate = getPrimaryCoordinate(aMainGroupPos); + setPrimaryCoordinate(aMainGroupPos, nPrimaryCoordinate + nMainGroupPrimaryDimension + nSpacing); + } + else + { + long nSubGroupPrimaryDimension = *aSecondaryI++; + setPrimaryDimension(aChildSize, nSubGroupPrimaryDimension); + setLayoutAllocation(*pChild, aOtherGroupPos, aChildSize); + long nPrimaryCoordinate = getPrimaryCoordinate(aOtherGroupPos); + setPrimaryCoordinate(aOtherGroupPos, nPrimaryCoordinate + nSubGroupPrimaryDimension + nSpacing); + } + } +} + +namespace { + +struct ButtonOrder +{ + const char* m_aType; + int m_nPriority; +}; + +} + +static int getButtonPriority(const OString &rType) +{ + static const size_t N_TYPES = 6; + static const ButtonOrder aDiscardCancelSave[N_TYPES] = + { + { "/discard", 0 }, + { "/cancel", 1 }, + { "/no", 2 }, + { "/save", 3 }, + { "/yes", 3 }, + { "/ok", 3 } + }; + + static const ButtonOrder aSaveDiscardCancel[N_TYPES] = + { + { "/save", 0 }, + { "/yes", 0 }, + { "/ok", 0 }, + { "/discard", 1 }, + { "/no", 1 }, + { "/cancel", 2 } + }; + + const ButtonOrder* pOrder = &aDiscardCancelSave[0]; + + const OUString &rEnv = Application::GetDesktopEnvironment(); + + if (rEnv.equalsIgnoreAsciiCase("windows") || + rEnv.equalsIgnoreAsciiCase("lxqt") || + rEnv.startsWithIgnoreAsciiCase("plasma")) + { + pOrder = &aSaveDiscardCancel[0]; + } + + for (size_t i = 0; i < N_TYPES; ++i, ++pOrder) + { + if (rType.endsWith(pOrder->m_aType)) + return pOrder->m_nPriority; + } + + return -1; +} + +namespace { + +class sortButtons +{ + bool m_bVerticalContainer; +public: + explicit sortButtons(bool bVerticalContainer) + : m_bVerticalContainer(bVerticalContainer) + { + } + bool operator()(const vcl::Window *pA, const vcl::Window *pB) const; +}; + +} + +bool sortButtons::operator()(const vcl::Window *pA, const vcl::Window *pB) const +{ + //sort into two groups of pack start and pack end + VclPackType ePackA = pA->get_pack_type(); + VclPackType ePackB = pB->get_pack_type(); + if (ePackA < ePackB) + return true; + if (ePackA > ePackB) + return false; + bool bPackA = pA->get_secondary(); + bool bPackB = pB->get_secondary(); + if (!m_bVerticalContainer) + { + //for horizontal boxes group secondaries before primaries + if (bPackA > bPackB) + return true; + if (bPackA < bPackB) + return false; + } + else + { + //for vertical boxes group secondaries after primaries + if (bPackA < bPackB) + return true; + if (bPackA > bPackB) + return false; + } + + //now order within groups according to platform rules + return getButtonPriority(pA->GetHelpId()) < getButtonPriority(pB->GetHelpId()); +} + +void VclButtonBox::sort_native_button_order() +{ + std::vector<vcl::Window*> aChilds; + for (vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild; + pChild = pChild->GetWindow(GetWindowType::Next)) + { + aChilds.push_back(pChild); + } + + //sort child order within parent so that we match the platform + //button order + std::stable_sort(aChilds.begin(), aChilds.end(), sortButtons(m_bVerticalContainer)); + BuilderUtils::reorderWithinParent(aChilds, true); +} + +namespace { + +struct GridEntry +{ + VclPtr<vcl::Window> pChild; + sal_Int32 nSpanWidth; + sal_Int32 nSpanHeight; + int x; + int y; + GridEntry() + : pChild(nullptr) + , nSpanWidth(0) + , nSpanHeight(0) + , x(-1) + , y(-1) + { + } +}; + +} + +typedef boost::multi_array<GridEntry, 2> array_type; + +static array_type assembleGrid(const VclGrid &rGrid); +static bool isNullGrid(const array_type& A); +static void calcMaxs(const array_type &A, std::vector<VclGrid::Value> &rWidths, std::vector<VclGrid::Value> &rHeights); + +array_type assembleGrid(const VclGrid &rGrid) +{ + array_type A; + + for (vcl::Window* pChild = rGrid.GetWindow(GetWindowType::FirstChild); pChild; + pChild = pChild->GetWindow(GetWindowType::Next)) + { + sal_Int32 nLeftAttach = std::max<sal_Int32>(pChild->get_grid_left_attach(), 0); + sal_Int32 nWidth = pChild->get_grid_width(); + sal_Int32 nMaxXPos = nLeftAttach+nWidth-1; + + sal_Int32 nTopAttach = std::max<sal_Int32>(pChild->get_grid_top_attach(), 0); + sal_Int32 nHeight = pChild->get_grid_height(); + sal_Int32 nMaxYPos = nTopAttach+nHeight-1; + + sal_Int32 nCurrentMaxXPos = A.shape()[0]-1; + sal_Int32 nCurrentMaxYPos = A.shape()[1]-1; + if (nMaxXPos > nCurrentMaxXPos || nMaxYPos > nCurrentMaxYPos) + { + nCurrentMaxXPos = std::max(nMaxXPos, nCurrentMaxXPos); + nCurrentMaxYPos = std::max(nMaxYPos, nCurrentMaxYPos); + A.resize(boost::extents[nCurrentMaxXPos+1][nCurrentMaxYPos+1]); + } + + GridEntry &rEntry = A[nLeftAttach][nTopAttach]; + rEntry.pChild = pChild; + rEntry.nSpanWidth = nWidth; + rEntry.nSpanHeight = nHeight; + rEntry.x = nLeftAttach; + rEntry.y = nTopAttach; + + for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX) + { + for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY) + { + GridEntry &rSpan = A[nLeftAttach+nSpanX][nTopAttach+nSpanY]; + rSpan.x = nLeftAttach; + rSpan.y = nTopAttach; + } + } + } + + //see if we have any empty rows/cols + sal_Int32 nMaxX = A.shape()[0]; + sal_Int32 nMaxY = A.shape()[1]; + + std::vector<bool> aNonEmptyCols(nMaxX); + std::vector<bool> aNonEmptyRows(nMaxY); + + for (sal_Int32 x = 0; x < nMaxX; ++x) + { + for (sal_Int32 y = 0; y < nMaxY; ++y) + { + const GridEntry &rEntry = A[x][y]; + const vcl::Window *pChild = rEntry.pChild; + if (pChild && pChild->IsVisible()) + { + aNonEmptyCols[x] = true; + if (rGrid.get_column_homogeneous()) + { + for (sal_Int32 nSpanX = 1; nSpanX < rEntry.nSpanWidth; ++nSpanX) + aNonEmptyCols[x+nSpanX] = true; + } + aNonEmptyRows[y] = true; + if (rGrid.get_row_homogeneous()) + { + for (sal_Int32 nSpanY = 1; nSpanY < rEntry.nSpanHeight; ++nSpanY) + aNonEmptyRows[y+nSpanY] = true; + } + } + } + } + + if (!rGrid.get_column_homogeneous()) + { + //reduce the spans of elements that span empty columns + for (sal_Int32 x = 0; x < nMaxX; ++x) + { + std::set<GridEntry*> candidates; + for (sal_Int32 y = 0; y < nMaxY; ++y) + { + if (aNonEmptyCols[x]) + continue; + GridEntry &rSpan = A[x][y]; + //cell x/y is spanned by the widget at cell rSpan.x/rSpan.y, + //just points back to itself if there's no cell spanning + if ((rSpan.x == -1) || (rSpan.y == -1)) + { + //there is no entry for this cell, i.e. this is a cell + //with no widget in it, or spanned by any other widget + continue; + } + GridEntry &rEntry = A[rSpan.x][rSpan.y]; + candidates.insert(&rEntry); + } + for (auto const& candidate : candidates) + { + GridEntry *pEntry = candidate; + --pEntry->nSpanWidth; + } + } + } + + if (!rGrid.get_row_homogeneous()) + { + //reduce the spans of elements that span empty rows + for (sal_Int32 y = 0; y < nMaxY; ++y) + { + std::set<GridEntry*> candidates; + for (sal_Int32 x = 0; x < nMaxX; ++x) + { + if (aNonEmptyRows[y]) + continue; + GridEntry &rSpan = A[x][y]; + //cell x/y is spanned by the widget at cell rSpan.x/rSpan.y, + //just points back to itself if there's no cell spanning + if ((rSpan.x == -1) || (rSpan.y == -1)) + { + //there is no entry for this cell, i.e. this is a cell + //with no widget in it, or spanned by any other widget + continue; + } + GridEntry &rEntry = A[rSpan.x][rSpan.y]; + candidates.insert(&rEntry); + } + for (auto const& candidate : candidates) + { + GridEntry *pEntry = candidate; + --pEntry->nSpanHeight; + } + } + } + + sal_Int32 nNonEmptyCols = std::count(aNonEmptyCols.begin(), aNonEmptyCols.end(), true); + sal_Int32 nNonEmptyRows = std::count(aNonEmptyRows.begin(), aNonEmptyRows.end(), true); + + //make new grid without empty rows and columns + array_type B(boost::extents[nNonEmptyCols][nNonEmptyRows]); + for (sal_Int32 x = 0, x2 = 0; x < nMaxX; ++x) + { + if (!aNonEmptyCols[x]) + continue; + for (sal_Int32 y = 0, y2 = 0; y < nMaxY; ++y) + { + if (!aNonEmptyRows[y]) + continue; + GridEntry &rEntry = A[x][y]; + B[x2][y2++] = rEntry; + } + ++x2; + } + + return B; +} + +static bool isNullGrid(const array_type &A) +{ + sal_Int32 nMaxX = A.shape()[0]; + sal_Int32 nMaxY = A.shape()[1]; + + return !nMaxX || !nMaxY; +} + +static void calcMaxs(const array_type &A, std::vector<VclGrid::Value> &rWidths, std::vector<VclGrid::Value> &rHeights) +{ + sal_Int32 nMaxX = A.shape()[0]; + sal_Int32 nMaxY = A.shape()[1]; + + rWidths.resize(nMaxX); + rHeights.resize(nMaxY); + + //first use the non spanning entries to set default width/heights + for (sal_Int32 x = 0; x < nMaxX; ++x) + { + for (sal_Int32 y = 0; y < nMaxY; ++y) + { + const GridEntry &rEntry = A[x][y]; + const vcl::Window *pChild = rEntry.pChild; + if (!pChild || !pChild->IsVisible()) + continue; + + sal_Int32 nWidth = rEntry.nSpanWidth; + sal_Int32 nHeight = rEntry.nSpanHeight; + + for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX) + rWidths[x+nSpanX].m_bExpand |= pChild->get_hexpand(); + + for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY) + rHeights[y+nSpanY].m_bExpand |= pChild->get_vexpand(); + + if (nWidth == 1 || nHeight == 1) + { + Size aChildSize = VclContainer::getLayoutRequisition(*pChild); + if (nWidth == 1) + rWidths[x].m_nValue = std::max(rWidths[x].m_nValue, aChildSize.Width()); + if (nHeight == 1) + rHeights[y].m_nValue = std::max(rHeights[y].m_nValue, aChildSize.Height()); + } + } + } + + //now use the spanning entries and split any extra sizes across expanding rows/cols + //where possible + for (sal_Int32 x = 0; x < nMaxX; ++x) + { + for (sal_Int32 y = 0; y < nMaxY; ++y) + { + const GridEntry &rEntry = A[x][y]; + const vcl::Window *pChild = rEntry.pChild; + if (!pChild || !pChild->IsVisible()) + continue; + + sal_Int32 nWidth = rEntry.nSpanWidth; + sal_Int32 nHeight = rEntry.nSpanHeight; + + if (nWidth == 1 && nHeight == 1) + continue; + + Size aChildSize = VclContainer::getLayoutRequisition(*pChild); + + if (nWidth > 1) + { + sal_Int32 nExistingWidth = 0; + for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX) + nExistingWidth += rWidths[x+nSpanX].m_nValue; + + sal_Int32 nExtraWidth = aChildSize.Width() - nExistingWidth; + + if (nExtraWidth > 0) + { + bool bForceExpandAll = false; + sal_Int32 nExpandables = 0; + for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX) + if (rWidths[x+nSpanX].m_bExpand) + ++nExpandables; + if (nExpandables == 0) + { + nExpandables = nWidth; + bForceExpandAll = true; + } + + for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX) + { + if (rWidths[x+nSpanX].m_bExpand || bForceExpandAll) + rWidths[x+nSpanX].m_nValue += nExtraWidth/nExpandables; + } + } + } + + if (nHeight > 1) + { + sal_Int32 nExistingHeight = 0; + for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY) + nExistingHeight += rHeights[y+nSpanY].m_nValue; + + sal_Int32 nExtraHeight = aChildSize.Height() - nExistingHeight; + + if (nExtraHeight > 0) + { + bool bForceExpandAll = false; + sal_Int32 nExpandables = 0; + for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY) + if (rHeights[y+nSpanY].m_bExpand) + ++nExpandables; + if (nExpandables == 0) + { + nExpandables = nHeight; + bForceExpandAll = true; + } + + for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY) + { + if (rHeights[y+nSpanY].m_bExpand || bForceExpandAll) + rHeights[y+nSpanY].m_nValue += nExtraHeight/nExpandables; + } + } + } + } + } +} + +static bool compareValues(const VclGrid::Value &i, const VclGrid::Value &j) +{ + return i.m_nValue < j.m_nValue; +} + +static VclGrid::Value accumulateValues(const VclGrid::Value &i, const VclGrid::Value &j) +{ + VclGrid::Value aRet; + aRet.m_nValue = i.m_nValue + j.m_nValue; + aRet.m_bExpand = i.m_bExpand || j.m_bExpand; + return aRet; +} + +Size VclGrid::calculateRequisition() const +{ + return calculateRequisitionForSpacings(get_row_spacing(), get_column_spacing()); +} + +Size VclGrid::calculateRequisitionForSpacings(sal_Int32 nRowSpacing, sal_Int32 nColSpacing) const +{ + array_type A = assembleGrid(*this); + + if (isNullGrid(A)) + return Size(); + + std::vector<Value> aWidths; + std::vector<Value> aHeights; + calcMaxs(A, aWidths, aHeights); + + long nTotalWidth = 0; + if (get_column_homogeneous()) + { + nTotalWidth = std::max_element(aWidths.begin(), aWidths.end(), compareValues)->m_nValue; + nTotalWidth *= aWidths.size(); + } + else + { + nTotalWidth = std::accumulate(aWidths.begin(), aWidths.end(), Value(), accumulateValues).m_nValue; + } + + nTotalWidth += nColSpacing * (aWidths.size()-1); + + long nTotalHeight = 0; + if (get_row_homogeneous()) + { + nTotalHeight = std::max_element(aHeights.begin(), aHeights.end(), compareValues)->m_nValue; + nTotalHeight *= aHeights.size(); + } + else + { + nTotalHeight = std::accumulate(aHeights.begin(), aHeights.end(), Value(), accumulateValues).m_nValue; + } + + nTotalHeight += nRowSpacing * (aHeights.size()-1); + + return Size(nTotalWidth, nTotalHeight); +} + +void VclGrid::setAllocation(const Size& rAllocation) +{ + array_type A = assembleGrid(*this); + + if (isNullGrid(A)) + return; + + sal_Int32 nMaxX = A.shape()[0]; + sal_Int32 nMaxY = A.shape()[1]; + + Size aRequisition; + std::vector<Value> aWidths(nMaxX); + std::vector<Value> aHeights(nMaxY); + if (!get_column_homogeneous() || !get_row_homogeneous()) + { + aRequisition = calculateRequisition(); + calcMaxs(A, aWidths, aHeights); + } + + sal_Int32 nColSpacing(get_column_spacing()); + sal_Int32 nRowSpacing(get_row_spacing()); + + long nAvailableWidth = rAllocation.Width(); + if (nMaxX) + nAvailableWidth -= nColSpacing * (nMaxX - 1); + if (get_column_homogeneous()) + { + for (sal_Int32 x = 0; x < nMaxX; ++x) + aWidths[x].m_nValue = nAvailableWidth/nMaxX; + } + else if (rAllocation.Width() != aRequisition.Width()) + { + sal_Int32 nExpandables = 0; + for (sal_Int32 x = 0; x < nMaxX; ++x) + if (aWidths[x].m_bExpand) + ++nExpandables; + long nExtraWidthForExpanders = nExpandables ? (rAllocation.Width() - aRequisition.Width()) / nExpandables : 0; + + //We don't fit and there is no volunteer to be shrunk + if (!nExpandables && rAllocation.Width() < aRequisition.Width()) + { + //first reduce spacing + while (nColSpacing) + { + nColSpacing /= 2; + aRequisition = calculateRequisitionForSpacings(nRowSpacing, nColSpacing); + if (aRequisition.Width() <= rAllocation.Width()) + break; + } + + //share out the remaining pain to everyone + long nExtraWidth = (rAllocation.Width() - aRequisition.Width()) / nMaxX; + + for (sal_Int32 x = 0; x < nMaxX; ++x) + aWidths[x].m_nValue += nExtraWidth; + } + + if (nExtraWidthForExpanders) + { + for (sal_Int32 x = 0; x < nMaxX; ++x) + if (aWidths[x].m_bExpand) + aWidths[x].m_nValue += nExtraWidthForExpanders; + } + } + + long nAvailableHeight = rAllocation.Height(); + if (nMaxY) + nAvailableHeight -= nRowSpacing * (nMaxY - 1); + if (get_row_homogeneous()) + { + for (sal_Int32 y = 0; y < nMaxY; ++y) + aHeights[y].m_nValue = nAvailableHeight/nMaxY; + } + else if (rAllocation.Height() != aRequisition.Height()) + { + sal_Int32 nExpandables = 0; + for (sal_Int32 y = 0; y < nMaxY; ++y) + if (aHeights[y].m_bExpand) + ++nExpandables; + long nExtraHeightForExpanders = nExpandables ? (rAllocation.Height() - aRequisition.Height()) / nExpandables : 0; + + //We don't fit and there is no volunteer to be shrunk + if (!nExpandables && rAllocation.Height() < aRequisition.Height()) + { + //first reduce spacing + while (nRowSpacing) + { + nRowSpacing /= 2; + aRequisition = calculateRequisitionForSpacings(nRowSpacing, nColSpacing); + if (aRequisition.Height() <= rAllocation.Height()) + break; + } + + //share out the remaining pain to everyone + long nExtraHeight = (rAllocation.Height() - aRequisition.Height()) / nMaxY; + + for (sal_Int32 y = 0; y < nMaxY; ++y) + aHeights[y].m_nValue += nExtraHeight; + } + + if (nExtraHeightForExpanders) + { + for (sal_Int32 y = 0; y < nMaxY; ++y) + if (aHeights[y].m_bExpand) + aHeights[y].m_nValue += nExtraHeightForExpanders; + } + } + + Point aAllocPos(0, 0); + for (sal_Int32 x = 0; x < nMaxX; ++x) + { + for (sal_Int32 y = 0; y < nMaxY; ++y) + { + GridEntry &rEntry = A[x][y]; + vcl::Window *pChild = rEntry.pChild; + if (pChild) + { + Size aChildAlloc(0, 0); + + sal_Int32 nWidth = rEntry.nSpanWidth; + for (sal_Int32 nSpanX = 0; nSpanX < nWidth; ++nSpanX) + aChildAlloc.AdjustWidth(aWidths[x+nSpanX].m_nValue ); + aChildAlloc.AdjustWidth(nColSpacing*(nWidth-1) ); + + sal_Int32 nHeight = rEntry.nSpanHeight; + for (sal_Int32 nSpanY = 0; nSpanY < nHeight; ++nSpanY) + aChildAlloc.AdjustHeight(aHeights[y+nSpanY].m_nValue ); + aChildAlloc.AdjustHeight(nRowSpacing*(nHeight-1) ); + + setLayoutAllocation(*pChild, aAllocPos, aChildAlloc); + } + aAllocPos.AdjustY(aHeights[y].m_nValue + nRowSpacing ); + } + aAllocPos.AdjustX(aWidths[x].m_nValue + nColSpacing ); + aAllocPos.setY( 0 ); + } +} + +boost::property_tree::ptree VclGrid::DumpAsPropertyTree() +{ + boost::property_tree::ptree aTree(VclContainer::DumpAsPropertyTree()); + aTree.put("type", "grid"); + return aTree; +} + +bool toBool(const OUString &rValue) +{ + return (!rValue.isEmpty() && (rValue[0] == 't' || rValue[0] == 'T' || rValue[0] == '1')); +} + +bool VclGrid::set_property(const OString &rKey, const OUString &rValue) +{ + if (rKey == "row-spacing") + set_row_spacing(rValue.toInt32()); + else if (rKey == "column-spacing") + set_column_spacing(rValue.toInt32()); + else if (rKey == "row-homogeneous") + m_bRowHomogeneous = toBool(rValue); + else if (rKey == "column-homogeneous") + m_bColumnHomogeneous = toBool(rValue); + else if (rKey == "n-rows") + /*nothing to do*/; + else + return VclContainer::set_property(rKey, rValue); + return true; +} + +const vcl::Window *VclBin::get_child() const +{ + const WindowImpl* pWindowImpl = ImplGetWindowImpl(); + + return pWindowImpl->mpFirstChild; +} + +vcl::Window *VclBin::get_child() +{ + return const_cast<vcl::Window*>(const_cast<const VclBin*>(this)->get_child()); +} + +Size VclBin::calculateRequisition() const +{ + const vcl::Window *pChild = get_child(); + if (pChild && pChild->IsVisible()) + return getLayoutRequisition(*pChild); + return Size(0, 0); +} + +void VclBin::setAllocation(const Size &rAllocation) +{ + vcl::Window *pChild = get_child(); + if (pChild && pChild->IsVisible()) + setLayoutAllocation(*pChild, Point(0, 0), rAllocation); +} + +VclFrame::~VclFrame() +{ + disposeOnce(); +} + +void VclFrame::dispose() +{ + m_pLabel.clear(); + VclBin::dispose(); +} + +//To-Do, hook a DecorationView into VclFrame ? + +Size VclFrame::calculateRequisition() const +{ + Size aRet(0, 0); + + const vcl::Window *pChild = get_child(); + const vcl::Window *pLabel = get_label_widget(); + + if (pChild && pChild->IsVisible()) + aRet = getLayoutRequisition(*pChild); + + if (pLabel && pLabel->IsVisible()) + { + Size aLabelSize = getLayoutRequisition(*pLabel); + aRet.AdjustHeight(aLabelSize.Height() ); + aRet.setWidth( std::max(aLabelSize.Width(), aRet.Width()) ); + } + + return aRet; +} + +void VclFrame::setAllocation(const Size &rAllocation) +{ + //SetBackground( Color(0xFF, 0x00, 0xFF) ); + + Size aAllocation(rAllocation); + Point aChildPos; + + vcl::Window *pChild = get_child(); + vcl::Window *pLabel = get_label_widget(); + + if (pLabel && pLabel->IsVisible()) + { + Size aLabelSize = getLayoutRequisition(*pLabel); + aLabelSize.setHeight( std::min(aLabelSize.Height(), aAllocation.Height()) ); + aLabelSize.setWidth( std::min(aLabelSize.Width(), aAllocation.Width()) ); + setLayoutAllocation(*pLabel, aChildPos, aLabelSize); + aAllocation.AdjustHeight( -(aLabelSize.Height()) ); + aChildPos.AdjustY(aLabelSize.Height() ); + } + + if (pChild && pChild->IsVisible()) + setLayoutAllocation(*pChild, aChildPos, aAllocation); +} + +IMPL_LINK(VclFrame, WindowEventListener, VclWindowEvent&, rEvent, void) +{ + if (rEvent.GetId() == VclEventId::ObjectDying) + designate_label(nullptr); +} + +void VclFrame::designate_label(vcl::Window *pWindow) +{ + assert(!pWindow || pWindow->GetParent() == this); + if (m_pLabel) + m_pLabel->RemoveEventListener(LINK(this, VclFrame, WindowEventListener)); + m_pLabel = pWindow; + if (m_pLabel) + m_pLabel->AddEventListener(LINK(this, VclFrame, WindowEventListener)); +} + +const vcl::Window *VclFrame::get_label_widget() const +{ + assert(GetChildCount() == 2); + if (m_pLabel) + return m_pLabel; + //The label widget is normally the first (of two) children + const WindowImpl* pWindowImpl = ImplGetWindowImpl(); + if (pWindowImpl->mpFirstChild == pWindowImpl->mpLastChild) //no label exists + return nullptr; + return pWindowImpl->mpFirstChild; +} + +vcl::Window *VclFrame::get_label_widget() +{ + return const_cast<vcl::Window*>(const_cast<const VclFrame*>(this)->get_label_widget()); +} + +const vcl::Window *VclFrame::get_child() const +{ + //The child widget is the normally the last (of two) children + const WindowImpl* pWindowImpl = ImplGetWindowImpl(); + assert(GetChildCount() == 2 || pWindowImpl->mbInDispose); + if (!m_pLabel) + return pWindowImpl->mpLastChild; + if (pWindowImpl->mpFirstChild == pWindowImpl->mpLastChild) //only label exists + return nullptr; + return pWindowImpl->mpLastChild; +} + +vcl::Window *VclFrame::get_child() +{ + return const_cast<vcl::Window*>(const_cast<const VclFrame*>(this)->get_child()); +} + +void VclFrame::set_label(const OUString &rLabel) +{ + vcl::Window *pLabel = get_label_widget(); + assert(pLabel); + pLabel->SetText(rLabel); +} + +OUString VclFrame::get_label() const +{ + const vcl::Window *pLabel = get_label_widget(); + assert(pLabel); + return pLabel->GetText(); +} + +OUString VclFrame::getDefaultAccessibleName() const +{ + const vcl::Window *pLabel = get_label_widget(); + if (pLabel) + return pLabel->GetAccessibleName(); + return VclBin::getDefaultAccessibleName(); +} + +boost::property_tree::ptree VclFrame::DumpAsPropertyTree() +{ + boost::property_tree::ptree aTree(VclBin::DumpAsPropertyTree()); + aTree.put("type", "frame"); + return aTree; +} + +Size VclAlignment::calculateRequisition() const +{ + Size aRet(m_nLeftPadding + m_nRightPadding, + m_nTopPadding + m_nBottomPadding); + + const vcl::Window *pChild = get_child(); + if (pChild && pChild->IsVisible()) + { + Size aChildSize = getLayoutRequisition(*pChild); + aRet.AdjustWidth(aChildSize.Width() ); + aRet.AdjustHeight(aChildSize.Height() ); + } + + return aRet; +} + +void VclAlignment::setAllocation(const Size &rAllocation) +{ + vcl::Window *pChild = get_child(); + if (!pChild || !pChild->IsVisible()) + return; + + Point aChildPos(m_nLeftPadding, m_nTopPadding); + + Size aAllocation; + aAllocation.setWidth( rAllocation.Width() - (m_nLeftPadding + m_nRightPadding) ); + aAllocation.setHeight( rAllocation.Height() - (m_nTopPadding + m_nBottomPadding) ); + + setLayoutAllocation(*pChild, aChildPos, aAllocation); +} + +bool VclAlignment::set_property(const OString &rKey, const OUString &rValue) +{ + if (rKey == "bottom-padding") + m_nBottomPadding = rValue.toInt32(); + else if (rKey == "left-padding") + m_nLeftPadding = rValue.toInt32(); + else if (rKey == "right-padding") + m_nRightPadding = rValue.toInt32(); + else if (rKey == "top-padding") + m_nTopPadding = rValue.toInt32(); + else + return VclBin::set_property(rKey, rValue); + return true; +} + +class DisclosureButton final : public CheckBox +{ + virtual void ImplDrawCheckBoxState(vcl::RenderContext& rRenderContext) override + { + /* HACK: DisclosureButton is currently assuming, that the disclosure sign + will fit into the rectangle occupied by a normal checkbox on all themes. + If this does not hold true for some theme, ImplGetCheckImageSize + would have to be overridden for DisclosureButton; also GetNativeControlRegion + for ControlType::ListNode would have to be implemented and taken into account + */ + + tools::Rectangle aStateRect(GetStateRect()); + + ImplControlValue aControlValue(GetState() == TRISTATE_TRUE ? ButtonValue::On : ButtonValue::Off); + tools::Rectangle aCtrlRegion(aStateRect); + ControlState nState = ControlState::NONE; + + if (HasFocus()) + nState |= ControlState::FOCUSED; + if (GetButtonState() & DrawButtonFlags::Default) + nState |= ControlState::DEFAULT; + if (Window::IsEnabled()) + nState |= ControlState::ENABLED; + if (IsMouseOver() && GetMouseRect().IsInside(GetPointerPosPixel())) + nState |= ControlState::ROLLOVER; + + if (rRenderContext.DrawNativeControl(ControlType::ListNode, ControlPart::Entire, aCtrlRegion, + nState, aControlValue, OUString())) + return; + + ImplSVCtrlData& rCtrlData(ImplGetSVData()->maCtrlData); + if (!rCtrlData.mpDisclosurePlus) + rCtrlData.mpDisclosurePlus.reset(new Image(StockImage::Yes, SV_DISCLOSURE_PLUS)); + if (!rCtrlData.mpDisclosureMinus) + rCtrlData.mpDisclosureMinus.reset(new Image(StockImage::Yes, SV_DISCLOSURE_MINUS)); + + Image* pImg + = IsChecked() ? rCtrlData.mpDisclosureMinus.get() : rCtrlData.mpDisclosurePlus.get(); + + DrawImageFlags nStyle = DrawImageFlags::NONE; + if (!IsEnabled()) + nStyle |= DrawImageFlags::Disable; + + Size aSize(aStateRect.GetSize()); + Size aImgSize(pImg->GetSizePixel()); + Point aOff((aSize.Width() - aImgSize.Width()) / 2, + (aSize.Height() - aImgSize.Height()) / 2); + aOff += aStateRect.TopLeft(); + rRenderContext.DrawImage(aOff, *pImg, nStyle); + } + +public: + explicit DisclosureButton(vcl::Window* pParent) + : CheckBox(pParent, 0) + { + } + + virtual void KeyInput( const KeyEvent& rKEvt ) override + { + vcl::KeyCode aKeyCode = rKEvt.GetKeyCode(); + + if( !aKeyCode.GetModifier() && + ( ( aKeyCode.GetCode() == KEY_ADD ) || + ( aKeyCode.GetCode() == KEY_SUBTRACT ) ) + ) + { + Check( aKeyCode.GetCode() == KEY_ADD ); + } + else + CheckBox::KeyInput( rKEvt ); + } +}; + +VclExpander::VclExpander(vcl::Window *pParent) + : VclBin(pParent) + , m_bResizeTopLevel(true) + , m_pDisclosureButton(VclPtr<DisclosureButton>::Create(this)) +{ + m_pDisclosureButton->SetToggleHdl(LINK(this, VclExpander, ClickHdl)); + m_pDisclosureButton->Show(); +} + +VclExpander::~VclExpander() +{ + disposeOnce(); +} + +bool VclExpander::get_expanded() const +{ + return m_pDisclosureButton->IsChecked(); +} + +void VclExpander::set_expanded(bool bExpanded) +{ + m_pDisclosureButton->Check(bExpanded); +} + +void VclExpander::set_label(const OUString& rLabel) +{ + m_pDisclosureButton->SetText(rLabel); +} + +void VclExpander::dispose() +{ + m_pDisclosureButton.disposeAndClear(); + VclBin::dispose(); +} + +const vcl::Window *VclExpander::get_child() const +{ + const WindowImpl* pWindowImpl = ImplGetWindowImpl(); + + assert(pWindowImpl->mpFirstChild == m_pDisclosureButton); + + return pWindowImpl->mpFirstChild->GetWindow(GetWindowType::Next); +} + +vcl::Window *VclExpander::get_child() +{ + return const_cast<vcl::Window*>(const_cast<const VclExpander*>(this)->get_child()); +} + +Size VclExpander::calculateRequisition() const +{ + Size aRet(0, 0); + + WindowImpl* pWindowImpl = ImplGetWindowImpl(); + + const vcl::Window *pChild = get_child(); + const vcl::Window *pLabel = pChild != pWindowImpl->mpLastChild ? pWindowImpl->mpLastChild.get() : nullptr; + + if (pChild && pChild->IsVisible() && m_pDisclosureButton->IsChecked()) + aRet = getLayoutRequisition(*pChild); + + Size aExpanderSize = getLayoutRequisition(*m_pDisclosureButton); + + if (pLabel && pLabel->IsVisible()) + { + Size aLabelSize = getLayoutRequisition(*pLabel); + aExpanderSize.setHeight( std::max(aExpanderSize.Height(), aLabelSize.Height()) ); + aExpanderSize.AdjustWidth(aLabelSize.Width() ); + } + + aRet.AdjustHeight(aExpanderSize.Height() ); + aRet.setWidth( std::max(aExpanderSize.Width(), aRet.Width()) ); + + return aRet; +} + +void VclExpander::setAllocation(const Size &rAllocation) +{ + Size aAllocation(rAllocation); + Point aChildPos; + + WindowImpl* pWindowImpl = ImplGetWindowImpl(); + + //The label widget is the last (of two) children + vcl::Window *pChild = get_child(); + vcl::Window *pLabel = pChild != pWindowImpl->mpLastChild.get() ? pWindowImpl->mpLastChild.get() : nullptr; + + Size aButtonSize = getLayoutRequisition(*m_pDisclosureButton); + Size aLabelSize; + Size aExpanderSize = aButtonSize; + if (pLabel && pLabel->IsVisible()) + { + aLabelSize = getLayoutRequisition(*pLabel); + aExpanderSize.setHeight( std::max(aExpanderSize.Height(), aLabelSize.Height()) ); + aExpanderSize.AdjustWidth(aLabelSize.Width() ); + } + + aExpanderSize.setHeight( std::min(aExpanderSize.Height(), aAllocation.Height()) ); + aExpanderSize.setWidth( std::min(aExpanderSize.Width(), aAllocation.Width()) ); + + aButtonSize.setHeight( std::min(aButtonSize.Height(), aExpanderSize.Height()) ); + aButtonSize.setWidth( std::min(aButtonSize.Width(), aExpanderSize.Width()) ); + + long nExtraExpanderHeight = aExpanderSize.Height() - aButtonSize.Height(); + Point aButtonPos(aChildPos.X(), aChildPos.Y() + nExtraExpanderHeight/2); + setLayoutAllocation(*m_pDisclosureButton, aButtonPos, aButtonSize); + + if (pLabel && pLabel->IsVisible()) + { + aLabelSize.setHeight( std::min(aLabelSize.Height(), aExpanderSize.Height()) ); + aLabelSize.setWidth( std::min(aLabelSize.Width(), + aExpanderSize.Width() - aButtonSize.Width()) ); + + long nExtraLabelHeight = aExpanderSize.Height() - aLabelSize.Height(); + Point aLabelPos(aChildPos.X() + aButtonSize.Width(), aChildPos.Y() + nExtraLabelHeight/2); + setLayoutAllocation(*pLabel, aLabelPos, aLabelSize); + } + + aAllocation.AdjustHeight( -(aExpanderSize.Height()) ); + aChildPos.AdjustY(aExpanderSize.Height() ); + + if (pChild && pChild->IsVisible()) + { + if (!m_pDisclosureButton->IsChecked()) + aAllocation = Size(); + setLayoutAllocation(*pChild, aChildPos, aAllocation); + } +} + +bool VclExpander::set_property(const OString &rKey, const OUString &rValue) +{ + if (rKey == "expanded") + set_expanded(toBool(rValue)); + else if (rKey == "resize-toplevel") + m_bResizeTopLevel = toBool(rValue); + else + return VclBin::set_property(rKey, rValue); + return true; +} + +void VclExpander::StateChanged(StateChangedType nType) +{ + VclBin::StateChanged( nType ); + + if (nType == StateChangedType::InitShow) + { + vcl::Window *pChild = get_child(); + if (pChild) + pChild->Show(m_pDisclosureButton->IsChecked()); + } +} + +IMPL_LINK( VclExpander, ClickHdl, CheckBox&, rBtn, void ) +{ + vcl::Window *pChild = get_child(); + if (pChild) + { + pChild->Show(rBtn.IsChecked()); + queue_resize(); + Dialog* pResizeDialog = m_bResizeTopLevel ? GetParentDialog() : nullptr; + if (pResizeDialog) + pResizeDialog->setOptimalLayoutSize(); + } + maExpandedHdl.Call(*this); +} + +VclScrolledWindow::VclScrolledWindow(vcl::Window *pParent) + : VclBin(pParent, WB_HIDE | WB_CLIPCHILDREN | WB_AUTOHSCROLL | WB_AUTOVSCROLL | WB_TABSTOP) + , m_bUserManagedScrolling(false) + , m_eDrawFrameStyle(DrawFrameStyle::NONE) + , m_pVScroll(VclPtr<ScrollBar>::Create(this, WB_HIDE | WB_VERT)) + , m_pHScroll(VclPtr<ScrollBar>::Create(this, WB_HIDE | WB_HORZ)) + , m_aScrollBarBox(VclPtr<ScrollBarBox>::Create(this, WB_HIDE)) +{ + SetType(WindowType::SCROLLWINDOW); + + Link<ScrollBar*,void> aLink( LINK( this, VclScrolledWindow, ScrollBarHdl ) ); + m_pVScroll->SetScrollHdl(aLink); + m_pHScroll->SetScrollHdl(aLink); +} + +void VclScrolledWindow::dispose() +{ + m_pVScroll.disposeAndClear(); + m_pHScroll.disposeAndClear(); + m_aScrollBarBox.disposeAndClear(); + VclBin::dispose(); +} + +IMPL_LINK_NOARG(VclScrolledWindow, ScrollBarHdl, ScrollBar*, void) +{ + vcl::Window *pChild = get_child(); + if (!pChild) + return; + + assert(dynamic_cast<VclViewport*>(pChild) && "scrolledwindow child should be a Viewport"); + + pChild = pChild->GetWindow(GetWindowType::FirstChild); + + if (!pChild) + return; + + Point aWinPos(-m_pHScroll->GetThumbPos(), -m_pVScroll->GetThumbPos()); + pChild->SetPosPixel(aWinPos); +} + +const vcl::Window *VclScrolledWindow::get_child() const +{ + const WindowImpl* pWindowImpl = ImplGetWindowImpl(); + assert(GetChildCount() == 4 || pWindowImpl->mbInDispose); + return pWindowImpl->mpLastChild; +} + +vcl::Window *VclScrolledWindow::get_child() +{ + return const_cast<vcl::Window*>(const_cast<const VclScrolledWindow*>(this)->get_child()); +} + +Size VclScrolledWindow::calculateRequisition() const +{ + Size aRet(0, 0); + + const vcl::Window *pChild = get_child(); + if (pChild && pChild->IsVisible()) + aRet = getLayoutRequisition(*pChild); + + if (GetStyle() & WB_VSCROLL) + aRet.AdjustWidth(getLayoutRequisition(*m_pVScroll).Width() ); + + if (GetStyle() & WB_HSCROLL) + aRet.AdjustHeight(getLayoutRequisition(*m_pHScroll).Height() ); + + aRet.AdjustHeight(2); + aRet.AdjustWidth(2); + + return aRet; +} + +void VclScrolledWindow::InitScrollBars(const Size &rRequest) +{ + const vcl::Window *pChild = get_child(); + if (!pChild || !pChild->IsVisible()) + return; + + Size aOutSize(getVisibleChildSize()); + + m_pVScroll->SetRangeMax(rRequest.Height()); + m_pVScroll->SetVisibleSize(aOutSize.Height()); + m_pVScroll->SetPageSize(16); + + m_pHScroll->SetRangeMax(rRequest.Width()); + m_pHScroll->SetVisibleSize(aOutSize.Width()); + m_pHScroll->SetPageSize(16); + + m_pVScroll->Scroll(); + m_pHScroll->Scroll(); +} + +void VclScrolledWindow::doSetAllocation(const Size &rAllocation, bool bRetryOnFailure) +{ + Size aChildReq; + + vcl::Window *pChild = get_child(); + if (pChild && pChild->IsVisible()) + aChildReq = getLayoutRequisition(*pChild); + + long nAvailHeight = rAllocation.Height() - 2; + long nAvailWidth = rAllocation.Width() - 2; + // vert. ScrollBar + if (GetStyle() & WB_AUTOVSCROLL) + { + m_pVScroll->Show(nAvailHeight < aChildReq.Height()); + } + else if (m_pVScroll->IsVisible() != bool(GetStyle() & WB_VSCROLL)) + m_pVScroll->Show((GetStyle() & WB_VSCROLL) != 0); + + if (m_pVScroll->IsVisible()) + nAvailWidth -= getLayoutRequisition(*m_pVScroll).Width(); + + // horz. ScrollBar + if (GetStyle() & WB_AUTOHSCROLL) + { + bool bShowHScroll = nAvailWidth < aChildReq.Width(); + m_pHScroll->Show(bShowHScroll); + + if (bShowHScroll) + nAvailHeight -= getLayoutRequisition(*m_pHScroll).Height(); + + if (GetStyle() & WB_AUTOVSCROLL) + m_pVScroll->Show(nAvailHeight < aChildReq.Height()); + } + else if (m_pHScroll->IsVisible() != bool(GetStyle() & WB_HSCROLL)) + m_pHScroll->Show((GetStyle() & WB_HSCROLL) != 0); + + Size aInnerSize(rAllocation); + aInnerSize.AdjustWidth(-2); + aInnerSize.AdjustHeight(-2); + + bool bBothVisible = m_pVScroll->IsVisible() && m_pHScroll->IsVisible(); + auto nScrollBarWidth = getLayoutRequisition(*m_pVScroll).Width(); + auto nScrollBarHeight = getLayoutRequisition(*m_pHScroll).Height(); + + if (m_pVScroll->IsVisible()) + { + Point aScrollPos(rAllocation.Width() - nScrollBarWidth - 2, 1); + Size aScrollSize(nScrollBarWidth, rAllocation.Height() - 2); + if (bBothVisible) + aScrollSize.AdjustHeight(-nScrollBarHeight); + setLayoutAllocation(*m_pVScroll, aScrollPos, aScrollSize); + aInnerSize.AdjustWidth( -nScrollBarWidth ); + } + + if (m_pHScroll->IsVisible()) + { + Point aScrollPos(1, rAllocation.Height() - nScrollBarHeight); + Size aScrollSize(rAllocation.Width() - 2, nScrollBarHeight); + if (bBothVisible) + aScrollSize.AdjustWidth(-nScrollBarWidth); + setLayoutAllocation(*m_pHScroll, aScrollPos, aScrollSize); + aInnerSize.AdjustHeight( -nScrollBarHeight ); + } + + if (bBothVisible) + { + Point aBoxPos(aInnerSize.Width() + 1, aInnerSize.Height() + 1); + m_aScrollBarBox->SetPosSizePixel(aBoxPos, Size(nScrollBarWidth, nScrollBarHeight)); + m_aScrollBarBox->Show(); + } + else + { + m_aScrollBarBox->Hide(); + } + + if (pChild && pChild->IsVisible()) + { + assert(dynamic_cast<VclViewport*>(pChild) && "scrolledwindow child should be a Viewport"); + + WinBits nOldBits = (GetStyle() & (WB_AUTOVSCROLL | WB_VSCROLL | WB_AUTOHSCROLL | WB_HSCROLL)); + + setLayoutAllocation(*pChild, Point(1, 1), aInnerSize); + + // tdf#128758 if the layout allocation triggered some callback that + // immediately invalidates the layout by adding scrollbars then + // normally this would simply retrigger layout and another toplevel + // attempt is made later. But the initial layout attempt blocks + // relayouts, so just make another single effort here. + WinBits nNewBits = (GetStyle() & (WB_AUTOVSCROLL | WB_VSCROLL | WB_AUTOHSCROLL | WB_HSCROLL)); + if (nOldBits != nNewBits && bRetryOnFailure) + { + doSetAllocation(rAllocation, false); + return; + } + } + + if (!m_bUserManagedScrolling) + InitScrollBars(aChildReq); +} + +void VclScrolledWindow::setAllocation(const Size &rAllocation) +{ + doSetAllocation(rAllocation, true); +} + +Size VclScrolledWindow::getVisibleChildSize() const +{ + Size aRet(GetSizePixel()); + if (m_pVScroll->IsVisible()) + aRet.AdjustWidth( -(m_pVScroll->GetSizePixel().Width()) ); + if (m_pHScroll->IsVisible()) + aRet.AdjustHeight( -(m_pHScroll->GetSizePixel().Height()) ); + aRet.AdjustHeight(-2); + aRet.AdjustWidth(-2); + return aRet; +} + +bool VclScrolledWindow::set_property(const OString &rKey, const OUString &rValue) +{ + if (rKey == "shadow-type") + { + // despite the style names, this looks like the best mapping + if (rValue == "in") + m_eDrawFrameStyle = DrawFrameStyle::Out; + else if (rValue == "out") + m_eDrawFrameStyle = DrawFrameStyle::In; + else if (rValue == "etched-in") + m_eDrawFrameStyle = DrawFrameStyle::DoubleOut; + else if (rValue == "etched-out") + m_eDrawFrameStyle = DrawFrameStyle::DoubleIn; + else if (rValue == "none") + m_eDrawFrameStyle = DrawFrameStyle::NONE; + return true; + } + + bool bRet = VclBin::set_property(rKey, rValue); + m_pVScroll->Show((GetStyle() & WB_VSCROLL) != 0); + m_pHScroll->Show((GetStyle() & WB_HSCROLL) != 0); + return bRet; +} + +bool VclScrolledWindow::EventNotify(NotifyEvent& rNEvt) +{ + bool bDone = false; + if ( rNEvt.GetType() == MouseNotifyEvent::COMMAND ) + { + const CommandEvent& rCEvt = *rNEvt.GetCommandEvent(); + if ( rCEvt.GetCommand() == CommandEventId::Wheel ) + { + const CommandWheelData* pData = rCEvt.GetWheelData(); + if( !pData->GetModifier() && ( pData->GetMode() == CommandWheelMode::SCROLL ) ) + { + bDone = HandleScrollCommand(rCEvt, m_pHScroll, m_pVScroll); + } + } + } + + return bDone || VclBin::EventNotify( rNEvt ); +} + +void VclScrolledWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect) +{ + VclBin::Paint(rRenderContext, rRect); + DecorationView aDecoView(&rRenderContext); + aDecoView.DrawFrame(tools::Rectangle(Point(0,0), GetSizePixel()), m_eDrawFrameStyle); +} + +void VclViewport::setAllocation(const Size &rAllocation) +{ + vcl::Window *pChild = get_child(); + if (pChild && pChild->IsVisible()) + { + Size aReq(getLayoutRequisition(*pChild)); + aReq.setWidth( std::max(aReq.Width(), rAllocation.Width()) ); + aReq.setHeight( std::max(aReq.Height(), rAllocation.Height()) ); + Point aKeepPos(pChild->GetPosPixel()); + if (m_bInitialAllocation) + { + aKeepPos = Point(0, 0); + m_bInitialAllocation = false; + } + setLayoutAllocation(*pChild, aKeepPos, aReq); + } +} + +const vcl::Window *VclEventBox::get_child() const +{ + const WindowImpl* pWindowImpl = ImplGetWindowImpl(); + + assert(pWindowImpl->mpFirstChild.get() == m_aEventBoxHelper.get()); + + return pWindowImpl->mpFirstChild->GetWindow(GetWindowType::Next); +} + +vcl::Window *VclEventBox::get_child() +{ + return const_cast<vcl::Window*>(const_cast<const VclEventBox*>(this)->get_child()); +} + +void VclEventBox::setAllocation(const Size& rAllocation) +{ + Point aChildPos(0, 0); + for (vcl::Window *pChild = GetWindow(GetWindowType::FirstChild); pChild; pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + setLayoutAllocation(*pChild, aChildPos, rAllocation); + } +} + +Size VclEventBox::calculateRequisition() const +{ + Size aRet(0, 0); + + for (const vcl::Window* pChild = get_child(); pChild; + pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + Size aChildSize = getLayoutRequisition(*pChild); + aRet.setWidth( std::max(aRet.Width(), aChildSize.Width()) ); + aRet.setHeight( std::max(aRet.Height(), aChildSize.Height()) ); + } + + return aRet; +} + +void VclEventBox::Command(const CommandEvent&) +{ + //discard events by default to block them reaching children +} + +VclEventBox::~VclEventBox() +{ + disposeOnce(); +} + +void VclEventBox::dispose() +{ + m_aEventBoxHelper.disposeAndClear(); + VclBin::dispose(); +} + +void VclSizeGroup::trigger_queue_resize() +{ + //sufficient to trigger one widget to trigger all of them + if (!m_aWindows.empty()) + { + (*m_aWindows.begin())->queue_resize(); + } +} + +void VclSizeGroup::set_ignore_hidden(bool bIgnoreHidden) +{ + if (bIgnoreHidden != m_bIgnoreHidden) + { + m_bIgnoreHidden = bIgnoreHidden; + trigger_queue_resize(); + } +} + +void VclSizeGroup::set_mode(VclSizeGroupMode eMode) +{ + if (eMode != m_eMode) + { + m_eMode = eMode; + trigger_queue_resize(); + } + +} + +void VclSizeGroup::set_property(const OString &rKey, const OUString &rValue) +{ + if (rKey == "ignore-hidden") + set_ignore_hidden(toBool(rValue)); + else if (rKey == "mode") + { + VclSizeGroupMode eMode = VclSizeGroupMode::Horizontal; + if (rValue == "none") + eMode = VclSizeGroupMode::NONE; + else if (rValue == "horizontal") + eMode = VclSizeGroupMode::Horizontal; + else if (rValue == "vertical") + eMode = VclSizeGroupMode::Vertical; + else if (rValue == "both") + eMode = VclSizeGroupMode::Both; + else + { + SAL_WARN("vcl.layout", "unknown size group mode" << rValue); + } + set_mode(eMode); + } + else + { + SAL_INFO("vcl.layout", "unhandled property: " << rKey); + } +} + +void MessageDialog::create_message_area() +{ + setDeferredProperties(); + + if (!m_pGrid) + { + VclContainer *pContainer = get_content_area(); + assert(pContainer); + + m_pGrid.set( VclPtr<VclGrid>::Create(pContainer) ); + m_pGrid->reorderWithinParent(0); + m_pGrid->set_column_spacing(12); + m_pMessageBox.set(VclPtr<VclVBox>::Create(m_pGrid)); + m_pMessageBox->set_grid_left_attach(1); + m_pMessageBox->set_grid_top_attach(0); + m_pMessageBox->set_spacing(GetTextHeight()); + + m_pImage = VclPtr<FixedImage>::Create(m_pGrid, WB_CENTER | WB_VCENTER | WB_3DLOOK); + switch (m_eMessageType) + { + case VclMessageType::Info: + m_pImage->SetImage(GetStandardInfoBoxImage()); + break; + case VclMessageType::Warning: + m_pImage->SetImage(GetStandardWarningBoxImage()); + break; + case VclMessageType::Question: + m_pImage->SetImage(GetStandardQueryBoxImage()); + break; + case VclMessageType::Error: + m_pImage->SetImage(GetStandardErrorBoxImage()); + break; + case VclMessageType::Other: + break; + } + m_pImage->set_grid_left_attach(0); + m_pImage->set_grid_top_attach(0); + m_pImage->set_valign(VclAlign::Start); + m_pImage->Show(m_eMessageType != VclMessageType::Other); + + WinBits nWinStyle = WB_CLIPCHILDREN | WB_LEFT | WB_VCENTER | WB_NOLABEL | WB_NOTABSTOP; + + bool bHasSecondaryText = !m_sSecondaryString.isEmpty(); + + m_pPrimaryMessage = VclPtr<VclMultiLineEdit>::Create(m_pMessageBox, nWinStyle); + m_pPrimaryMessage->SetPaintTransparent(true); + m_pPrimaryMessage->EnableCursor(false); + + m_pPrimaryMessage->set_hexpand(true); + m_pPrimaryMessage->SetText(m_sPrimaryString); + m_pPrimaryMessage->Show(!m_sPrimaryString.isEmpty()); + + m_pSecondaryMessage = VclPtr<VclMultiLineEdit>::Create(m_pMessageBox, nWinStyle); + m_pSecondaryMessage->SetPaintTransparent(true); + m_pSecondaryMessage->EnableCursor(false); + m_pSecondaryMessage->set_hexpand(true); + m_pSecondaryMessage->SetText(m_sSecondaryString); + m_pSecondaryMessage->Show(bHasSecondaryText); + + MessageDialog::SetMessagesWidths(this, m_pPrimaryMessage, bHasSecondaryText ? m_pSecondaryMessage.get() : nullptr); + + VclButtonBox *pButtonBox = get_action_area(); + assert(pButtonBox); + + VclPtr<PushButton> pBtn; + short nDefaultResponse = get_default_response(); + switch (m_eButtonsType) + { + case VclButtonsType::NONE: + break; + case VclButtonsType::Ok: + pBtn.set( VclPtr<OKButton>::Create(pButtonBox) ); + pBtn->SetStyle(pBtn->GetStyle() & WB_DEFBUTTON); + pBtn->Show(); + pBtn->set_id("ok"); + add_button(pBtn, RET_OK, true); + nDefaultResponse = RET_OK; + break; + case VclButtonsType::Close: + pBtn.set( VclPtr<CloseButton>::Create(pButtonBox) ); + pBtn->SetStyle(pBtn->GetStyle() & WB_DEFBUTTON); + pBtn->Show(); + pBtn->set_id("close"); + add_button(pBtn, RET_CLOSE, true); + nDefaultResponse = RET_CLOSE; + break; + case VclButtonsType::Cancel: + pBtn.set( VclPtr<CancelButton>::Create(pButtonBox) ); + pBtn->SetStyle(pBtn->GetStyle() & WB_DEFBUTTON); + pBtn->Show(); + pBtn->set_id("cancel"); + add_button(pBtn, RET_CANCEL, true); + nDefaultResponse = RET_CANCEL; + break; + case VclButtonsType::YesNo: + pBtn = VclPtr<PushButton>::Create(pButtonBox); + pBtn->SetText(GetStandardText(StandardButtonType::Yes)); + pBtn->Show(); + pBtn->set_id("yes"); + add_button(pBtn, RET_YES, true); + + pBtn.set( VclPtr<PushButton>::Create(pButtonBox) ); + pBtn->SetText(GetStandardText(StandardButtonType::No)); + pBtn->Show(); + pBtn->set_id("no"); + add_button(pBtn, RET_NO, true); + nDefaultResponse = RET_NO; + break; + case VclButtonsType::OkCancel: + pBtn.set( VclPtr<OKButton>::Create(pButtonBox) ); + pBtn->Show(); + pBtn->set_id("ok"); + add_button(pBtn, RET_OK, true); + + pBtn.set( VclPtr<CancelButton>::Create(pButtonBox) ); + pBtn->Show(); + pBtn->set_id("cancel"); + add_button(pBtn, RET_CANCEL, true); + nDefaultResponse = RET_CANCEL; + break; + } + set_default_response(nDefaultResponse); + pButtonBox->sort_native_button_order(); + m_pMessageBox->Show(); + m_pGrid->Show(); + } +} + +void MessageDialog::create_owned_areas() +{ +#if defined _WIN32 + set_border_width(3); +#else + set_border_width(12); +#endif + m_pOwnedContentArea.set(VclPtr<VclVBox>::Create(this, false, 24)); + set_content_area(m_pOwnedContentArea); + m_pOwnedContentArea->Show(); + m_pOwnedActionArea.set( VclPtr<VclHButtonBox>::Create(m_pOwnedContentArea) ); + set_action_area(m_pOwnedActionArea); + m_pOwnedActionArea->Show(); +} + +MessageDialog::MessageDialog(vcl::Window* pParent, WinBits nStyle) + : Dialog(pParent, nStyle) + , m_eButtonsType(VclButtonsType::NONE) + , m_eMessageType(VclMessageType::Info) + , m_pOwnedContentArea(nullptr) + , m_pOwnedActionArea(nullptr) + , m_pGrid(nullptr) + , m_pMessageBox(nullptr) + , m_pImage(nullptr) + , m_pPrimaryMessage(nullptr) + , m_pSecondaryMessage(nullptr) +{ + SetType(WindowType::MESSBOX); +} + +MessageDialog::MessageDialog(vcl::Window* pParent, + const OUString &rMessage, + VclMessageType eMessageType, + VclButtonsType eButtonsType) + : Dialog(pParent, WB_MOVEABLE | WB_3DLOOK | WB_CLOSEABLE) + , m_eButtonsType(eButtonsType) + , m_eMessageType(eMessageType) + , m_pGrid(nullptr) + , m_pMessageBox(nullptr) + , m_pImage(nullptr) + , m_pPrimaryMessage(nullptr) + , m_pSecondaryMessage(nullptr) + , m_sPrimaryString(rMessage) +{ + SetType(WindowType::MESSBOX); + create_owned_areas(); + create_message_area(); + + switch (m_eMessageType) + { + case VclMessageType::Info: + SetText(GetStandardInfoBoxText()); + break; + case VclMessageType::Warning: + SetText(GetStandardWarningBoxText()); + break; + case VclMessageType::Question: + SetText(GetStandardQueryBoxText()); + break; + case VclMessageType::Error: + SetText(GetStandardErrorBoxText()); + break; + case VclMessageType::Other: + SetText(Application::GetDisplayName()); + break; + } +} + +void MessageDialog::dispose() +{ + disposeOwnedButtons(); + m_pPrimaryMessage.disposeAndClear(); + m_pSecondaryMessage.disposeAndClear(); + m_pImage.disposeAndClear(); + m_pMessageBox.disposeAndClear(); + m_pGrid.disposeAndClear(); + m_pOwnedActionArea.disposeAndClear(); + m_pOwnedContentArea.disposeAndClear(); + Dialog::dispose(); +} + +MessageDialog::~MessageDialog() +{ + disposeOnce(); +} + +void MessageDialog::SetMessagesWidths(vcl::Window const *pParent, + VclMultiLineEdit *pPrimaryMessage, VclMultiLineEdit *pSecondaryMessage) +{ + if (pSecondaryMessage) + { + assert(pPrimaryMessage); + vcl::Font aFont = pParent->GetSettings().GetStyleSettings().GetLabelFont(); + aFont.SetFontSize(Size(0, aFont.GetFontSize().Height() * 1.2)); + aFont.SetWeight(WEIGHT_BOLD); + pPrimaryMessage->SetControlFont(aFont); + pPrimaryMessage->SetMaxTextWidth(pPrimaryMessage->approximate_char_width() * 44); + pSecondaryMessage->SetMaxTextWidth(pSecondaryMessage->approximate_char_width() * 60); + } + else + pPrimaryMessage->SetMaxTextWidth(pPrimaryMessage->approximate_char_width() * 60); +} + +OUString const & MessageDialog::get_primary_text() const +{ + const_cast<MessageDialog*>(this)->setDeferredProperties(); + + return m_sPrimaryString; +} + +OUString const & MessageDialog::get_secondary_text() const +{ + const_cast<MessageDialog*>(this)->setDeferredProperties(); + + return m_sSecondaryString; +} + +bool MessageDialog::set_property(const OString &rKey, const OUString &rValue) +{ + if (rKey == "text") + set_primary_text(rValue); + else if (rKey == "secondary-text") + set_secondary_text(rValue); + else if (rKey == "message-type") + { + VclMessageType eMode = VclMessageType::Info; + if (rValue == "info") + eMode = VclMessageType::Info; + else if (rValue == "warning") + eMode = VclMessageType::Warning; + else if (rValue == "question") + eMode = VclMessageType::Question; + else if (rValue == "error") + eMode = VclMessageType::Error; + else if (rValue == "other") + eMode = VclMessageType::Other; + else + { + SAL_WARN("vcl.layout", "unknown message type mode" << rValue); + } + m_eMessageType = eMode; + } + else if (rKey == "buttons") + { + VclButtonsType eMode = VclButtonsType::NONE; + if (rValue == "none") + eMode = VclButtonsType::NONE; + else if (rValue == "ok") + eMode = VclButtonsType::Ok; + else if (rValue == "cancel") + eMode = VclButtonsType::Cancel; + else if (rValue == "close") + eMode = VclButtonsType::Close; + else if (rValue == "yes-no") + eMode = VclButtonsType::YesNo; + else if (rValue == "ok-cancel") + eMode = VclButtonsType::OkCancel; + else + { + SAL_WARN("vcl.layout", "unknown buttons type mode" << rValue); + } + m_eButtonsType = eMode; + } + else + return Dialog::set_property(rKey, rValue); + return true; +} + +void MessageDialog::set_primary_text(const OUString &rPrimaryString) +{ + m_sPrimaryString = rPrimaryString; + if (m_pPrimaryMessage) + { + m_pPrimaryMessage->SetText(m_sPrimaryString); + m_pPrimaryMessage->Show(!m_sPrimaryString.isEmpty()); + MessageDialog::SetMessagesWidths(this, m_pPrimaryMessage, !m_sSecondaryString.isEmpty() ? m_pSecondaryMessage.get() : nullptr); + } +} + +void MessageDialog::set_secondary_text(const OUString &rSecondaryString) +{ + m_sSecondaryString = rSecondaryString; + if (m_pSecondaryMessage) + { + m_pSecondaryMessage->SetText("\n" + m_sSecondaryString); + m_pSecondaryMessage->Show(!m_sSecondaryString.isEmpty()); + MessageDialog::SetMessagesWidths(this, m_pPrimaryMessage, !m_sSecondaryString.isEmpty() ? m_pSecondaryMessage.get() : nullptr); + } +} + +void MessageDialog::StateChanged(StateChangedType nType) +{ + Dialog::StateChanged(nType); + if (nType == StateChangedType::InitShow) + { + // MessageBox should be at least as wide as to see the title + auto nTitleWidth = CalcTitleWidth(); + // Extra-Width for Close button + nTitleWidth += mpWindowImpl->mnTopBorder; + if (get_preferred_size().Width() < nTitleWidth) + { + set_width_request(nTitleWidth); + DoInitialLayout(); + } + } +} + +VclPaned::VclPaned(vcl::Window *pParent, bool bVertical) + : VclContainer(pParent, WB_HIDE | WB_CLIPCHILDREN) + , m_pSplitter(VclPtr<Splitter>::Create(this, bVertical ? WB_VSCROLL : WB_HSCROLL)) + , m_nPosition(-1) +{ + m_pSplitter->SetBackground(Wallpaper(Application::GetSettings().GetStyleSettings().GetFaceColor())); + m_pSplitter->Show(); +} + +void VclPaned::dispose() +{ + m_pSplitter.disposeAndClear(); + VclContainer::dispose(); +} + +VclVPaned::VclVPaned(vcl::Window *pParent) + : VclPaned(pParent, true) +{ + m_pSplitter->SetSplitHdl(LINK(this, VclVPaned, SplitHdl)); +} + +IMPL_LINK(VclVPaned, SplitHdl, Splitter*, pSplitter, void) +{ + long nSize = pSplitter->GetSplitPosPixel(); + Size aSplitterSize(m_pSplitter->GetSizePixel()); + Size aAllocation(GetSizePixel()); + arrange(aAllocation, nSize, aAllocation.Height() - nSize - aSplitterSize.Height()); +} + +void VclVPaned::arrange(const Size& rAllocation, long nFirstHeight, long nSecondHeight) +{ + Size aSplitterSize(rAllocation.Width(), getLayoutRequisition(*m_pSplitter).Height()); + Size aFirstChildSize(rAllocation.Width(), nFirstHeight); + Size aSecondChildSize(rAllocation.Width(), nSecondHeight); + int nElement = 0; + for (vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild; + pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + if (nElement == 0) + { + Point aSplitterPos(0, aFirstChildSize.Height()); + setLayoutAllocation(*m_pSplitter, aSplitterPos, aSplitterSize); + m_nPosition = aSplitterPos.Y() + aSplitterSize.Height() / 2; + } + else if (nElement == 1) + { + Point aChildPos(0, 0); + setLayoutAllocation(*pChild, aChildPos, aFirstChildSize); + } + else if (nElement == 2) + { + Point aChildPos(0, aFirstChildSize.Height() + aSplitterSize.Height()); + setLayoutAllocation(*pChild, aChildPos, aSecondChildSize); + } + ++nElement; + } +} + +void VclVPaned::set_position(long nPosition) +{ + VclPaned::set_position(nPosition); + + Size aAllocation(GetSizePixel()); + Size aSplitterSize(m_pSplitter->GetSizePixel()); + + nPosition -= aSplitterSize.Height() / 2; + + arrange(aAllocation, nPosition, aAllocation.Height() - nPosition - aSplitterSize.Height()); +} + +void VclVPaned::setAllocation(const Size& rAllocation) +{ + //supporting "shrink" could be done by adjusting the allowed drag rectangle + m_pSplitter->SetDragRectPixel(tools::Rectangle(Point(0, 0), rAllocation)); + Size aSplitterSize(rAllocation.Width(), getLayoutRequisition(*m_pSplitter).Height()); + const long nHeight = rAllocation.Height() - aSplitterSize.Height(); + + long nFirstHeight = 0; + long nSecondHeight = 0; + bool bFirstCanResize = true; + bool bSecondCanResize = true; + const bool bInitialAllocation = get_position() < 0; + int nElement = 0; + for (const vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild; + pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + if (nElement == 1) + { + if (bInitialAllocation) + nFirstHeight = getLayoutRequisition(*pChild).Height(); + else + nFirstHeight = pChild->GetSizePixel().Height(); + bFirstCanResize = pChild->get_expand(); + } + else if (nElement == 2) + { + if (bInitialAllocation) + nSecondHeight = getLayoutRequisition(*pChild).Height(); + else + nSecondHeight = pChild->GetSizePixel().Height(); + bSecondCanResize = pChild->get_expand(); + } + ++nElement; + } + long nHeightRequest = nFirstHeight + nSecondHeight; + long nHeightDiff = nHeight - nHeightRequest; + if (bFirstCanResize == bSecondCanResize) + nFirstHeight += nHeightDiff/2; + else if (bFirstCanResize) + nFirstHeight += nHeightDiff; + arrange(rAllocation, nFirstHeight, rAllocation.Height() - nFirstHeight - aSplitterSize.Height()); +} + +Size VclVPaned::calculateRequisition() const +{ + Size aRet(0, 0); + + for (const vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild; + pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + Size aChildSize = getLayoutRequisition(*pChild); + aRet.setWidth( std::max(aRet.Width(), aChildSize.Width()) ); + aRet.AdjustHeight(aChildSize.Height() ); + } + + return aRet; +} + +VclHPaned::VclHPaned(vcl::Window *pParent) + : VclPaned(pParent, false) +{ + m_pSplitter->SetSplitHdl(LINK(this, VclHPaned, SplitHdl)); +} + +IMPL_LINK(VclHPaned, SplitHdl, Splitter*, pSplitter, void) +{ + long nSize = pSplitter->GetSplitPosPixel(); + Size aSplitterSize(m_pSplitter->GetSizePixel()); + Size aAllocation(GetSizePixel()); + arrange(aAllocation, nSize, aAllocation.Width() - nSize - aSplitterSize.Width()); +} + +void VclHPaned::arrange(const Size& rAllocation, long nFirstWidth, long nSecondWidth) +{ + Size aSplitterSize(getLayoutRequisition(*m_pSplitter).Width(), rAllocation.Height()); + Size aFirstChildSize(nFirstWidth, rAllocation.Height()); + Size aSecondChildSize(nSecondWidth, rAllocation.Height()); + int nElement = 0; + for (vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild; + pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + if (nElement == 0) + { + Point aSplitterPos(aFirstChildSize.Width(), 0); + setLayoutAllocation(*m_pSplitter, aSplitterPos, aSplitterSize); + m_nPosition = aSplitterPos.X() + aSplitterSize.Width() / 2; + } + else if (nElement == 1) + { + Point aChildPos(0, 0); + setLayoutAllocation(*pChild, aChildPos, aFirstChildSize); + } + else if (nElement == 2) + { + Point aChildPos(aFirstChildSize.Width() + aSplitterSize.Width(), 0); + setLayoutAllocation(*pChild, aChildPos, aSecondChildSize); + } + ++nElement; + } +} + +void VclHPaned::set_position(long nPosition) +{ + VclPaned::set_position(nPosition); + + Size aAllocation(GetSizePixel()); + Size aSplitterSize(m_pSplitter->GetSizePixel()); + + nPosition -= aSplitterSize.Width() / 2; + + arrange(aAllocation, nPosition, aAllocation.Width() - nPosition - aSplitterSize.Width()); +} + +void VclHPaned::setAllocation(const Size& rAllocation) +{ + //supporting "shrink" could be done by adjusting the allowed drag rectangle + m_pSplitter->SetDragRectPixel(tools::Rectangle(Point(0, 0), rAllocation)); + Size aSplitterSize(getLayoutRequisition(*m_pSplitter).Width(), rAllocation.Height()); + const long nWidth = rAllocation.Width() - aSplitterSize.Width(); + + long nFirstWidth = 0; + long nSecondWidth = 0; + bool bFirstCanResize = true; + bool bSecondCanResize = true; + const bool bInitialAllocation = get_position() < 0; + int nElement = 0; + for (const vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild; + pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + if (nElement == 1) + { + if (bInitialAllocation) + nFirstWidth = getLayoutRequisition(*pChild).Width(); + else + nFirstWidth = pChild->GetSizePixel().Width(); + bFirstCanResize = pChild->get_expand(); + } + else if (nElement == 2) + { + if (bInitialAllocation) + nSecondWidth = getLayoutRequisition(*pChild).Width(); + else + nSecondWidth = pChild->GetSizePixel().Width(); + bSecondCanResize = pChild->get_expand(); + } + ++nElement; + } + long nWidthRequest = nFirstWidth + nSecondWidth; + long nWidthDiff = nWidth - nWidthRequest; + if (bFirstCanResize == bSecondCanResize) + nFirstWidth += nWidthDiff/2; + else if (bFirstCanResize) + nFirstWidth += nWidthDiff; + arrange(rAllocation, nFirstWidth, rAllocation.Width() - nFirstWidth - aSplitterSize.Width()); +} + +Size VclHPaned::calculateRequisition() const +{ + Size aRet(0, 0); + + for (const vcl::Window* pChild = GetWindow(GetWindowType::FirstChild); pChild; + pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + Size aChildSize = getLayoutRequisition(*pChild); + aRet.setHeight( std::max(aRet.Height(), aChildSize.Height()) ); + aRet.AdjustWidth(aChildSize.Width() ); + } + + return aRet; +} + +Size getLegacyBestSizeForChildren(const vcl::Window &rWindow) +{ + tools::Rectangle aBounds; + + for (const vcl::Window* pChild = rWindow.GetWindow(GetWindowType::FirstChild); pChild; + pChild = pChild->GetWindow(GetWindowType::Next)) + { + if (!pChild->IsVisible()) + continue; + + tools::Rectangle aChildBounds(pChild->GetPosPixel(), pChild->GetSizePixel()); + aBounds.Union(aChildBounds); + } + + if (aBounds.IsEmpty()) + return rWindow.GetSizePixel(); + + Size aRet(aBounds.GetSize()); + Point aTopLeft(aBounds.TopLeft()); + aRet.AdjustWidth(aTopLeft.X()*2 ); + aRet.AdjustHeight(aTopLeft.Y()*2 ); + + return aRet; +} + +vcl::Window* getNonLayoutParent(vcl::Window *pWindow) +{ + while (pWindow) + { + pWindow = pWindow->GetParent(); + if (!pWindow || !isContainerWindow(*pWindow)) + break; + } + return pWindow; +} + +bool isVisibleInLayout(const vcl::Window *pWindow) +{ + bool bVisible = true; + while (bVisible) + { + bVisible = pWindow->IsVisible(); + pWindow = pWindow->GetParent(); + if (!pWindow || !isContainerWindow(*pWindow)) + break; + } + return bVisible; +} + +bool isEnabledInLayout(const vcl::Window *pWindow) +{ + bool bEnabled = true; + while (bEnabled) + { + bEnabled = pWindow->IsEnabled(); + pWindow = pWindow->GetParent(); + if (!pWindow || !isContainerWindow(*pWindow)) + break; + } + return bEnabled; +} + +bool isLayoutEnabled(const vcl::Window *pWindow) +{ + //Child is a container => we're layout enabled + const vcl::Window *pChild = pWindow ? pWindow->GetWindow(GetWindowType::FirstChild) : nullptr; + return pChild && isContainerWindow(*pChild) && !pChild->GetWindow(GetWindowType::Next); +} + +void VclDrawingArea::StartDrag(sal_Int8, const Point&) +{ + if (m_aStartDragHdl.Call(this)) + return; + + rtl::Reference<TransferDataContainer> xContainer = m_xTransferHelper; + if (!m_xTransferHelper.is()) + return; + + xContainer->StartDrag(this, m_nDragAction); +} + +OUString VclDrawingArea::GetSurroundingText() const +{ + OUString sSurroundingText; + if (m_aGetSurroundingHdl.Call(sSurroundingText) != -1) + return sSurroundingText; + return Control::GetSurroundingText(); +} + +Selection VclDrawingArea::GetSurroundingTextSelection() const +{ + OUString sSurroundingText; + int nCursor = m_aGetSurroundingHdl.Call(sSurroundingText); + if (nCursor != -1) + return Selection(nCursor, nCursor); + return Control::GetSurroundingTextSelection(); +} + +VclHPaned::~VclHPaned() +{ +} + +VclVPaned::~VclVPaned() +{ +} + +VclPaned::~VclPaned() +{ + disposeOnce(); +} + +VclScrolledWindow::~VclScrolledWindow() +{ + disposeOnce(); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |