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-rw-r--r--vcl/source/control/InterimItemWindow.cxx195
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diff --git a/vcl/source/control/InterimItemWindow.cxx b/vcl/source/control/InterimItemWindow.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * 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 <vcl/InterimItemWindow.hxx>
+#include <vcl/layout.hxx>
+#include <salobj.hxx>
+#include <window.h>
+
+InterimItemWindow::InterimItemWindow(vcl::Window* pParent, const OUString& rUIXMLDescription,
+ const OString& rID, bool bAllowCycleFocusOut,
+ sal_uInt64 nLOKWindowId)
+ : Control(pParent, WB_TABSTOP)
+ , m_pWidget(nullptr) // inheritors are expected to call InitControlBase
+ , m_aLayoutIdle("InterimItemWindow m_aLayoutIdle")
+{
+ m_aLayoutIdle.SetPriority(TaskPriority::RESIZE);
+ m_aLayoutIdle.SetInvokeHandler(LINK(this, InterimItemWindow, DoLayout));
+
+ m_xVclContentArea = VclPtr<VclVBox>::Create(this);
+ m_xVclContentArea->Show();
+ m_xBuilder = Application::CreateInterimBuilder(m_xVclContentArea, rUIXMLDescription,
+ bAllowCycleFocusOut, nLOKWindowId);
+ m_xContainer = m_xBuilder->weld_container(rID);
+
+ SetBackground();
+ SetPaintTransparent(true);
+}
+
+void InterimItemWindow::StateChanged(StateChangedType nStateChange)
+{
+ if (nStateChange == StateChangedType::Enable)
+ m_xContainer->set_sensitive(IsEnabled());
+ Control::StateChanged(nStateChange);
+}
+
+InterimItemWindow::~InterimItemWindow() { disposeOnce(); }
+
+void InterimItemWindow::dispose()
+{
+ m_pWidget = nullptr;
+
+ m_xContainer.reset();
+ m_xBuilder.reset();
+ m_xVclContentArea.disposeAndClear();
+
+ m_aLayoutIdle.Stop();
+
+ Control::dispose();
+}
+
+void InterimItemWindow::StartIdleLayout()
+{
+ if (!m_xVclContentArea)
+ return;
+ if (m_aLayoutIdle.IsActive())
+ return;
+ m_aLayoutIdle.Start();
+}
+
+void InterimItemWindow::queue_resize(StateChangedType eReason)
+{
+ Control::queue_resize(eReason);
+ StartIdleLayout();
+}
+
+void InterimItemWindow::Resize() { Layout(); }
+
+void InterimItemWindow::UnclipVisibleSysObj()
+{
+ if (!IsVisible())
+ return;
+ vcl::Window* pChild = m_xVclContentArea->GetWindow(GetWindowType::FirstChild);
+ if (!pChild)
+ return;
+ WindowImpl* pWindowImpl = pChild->ImplGetWindowImpl();
+ if (!pWindowImpl)
+ return;
+ if (!pWindowImpl->mpSysObj)
+ return;
+ pWindowImpl->mpSysObj->Show(true);
+ pWindowImpl->mpSysObj->ResetClipRegion();
+ // flag that sysobj clip is dirty and needs to be recalculated on next use
+ pWindowImpl->mbInitWinClipRegion = true;
+}
+
+IMPL_LINK_NOARG(InterimItemWindow, DoLayout, Timer*, void) { Layout(); }
+
+void InterimItemWindow::Layout()
+{
+ m_aLayoutIdle.Stop();
+ vcl::Window* pChild = GetWindow(GetWindowType::FirstChild);
+ assert(pChild);
+ VclContainer::setLayoutAllocation(*pChild, Point(0, 0), GetSizePixel());
+ Control::Resize();
+}
+
+Size InterimItemWindow::GetOptimalSize() const
+{
+ return VclContainer::getLayoutRequisition(*GetWindow(GetWindowType::FirstChild));
+}
+
+void InterimItemWindow::InvalidateChildSizeCache()
+{
+ // find the bottom vcl::Window of the hierarchy and queue_resize on that
+ // one will invalidate all the size caches upwards
+ vcl::Window* pChild = GetWindow(GetWindowType::FirstChild);
+ while (true)
+ {
+ vcl::Window* pSubChild = pChild->GetWindow(GetWindowType::FirstChild);
+ if (!pSubChild)
+ break;
+ pChild = pSubChild;
+ }
+ pChild->queue_resize();
+}
+
+bool InterimItemWindow::ControlHasFocus() const
+{
+ if (!m_pWidget)
+ return false;
+ return m_pWidget->has_focus();
+}
+
+void InterimItemWindow::InitControlBase(weld::Widget* pWidget) { m_pWidget = pWidget; }
+
+void InterimItemWindow::GetFocus()
+{
+ if (m_pWidget)
+ m_pWidget->grab_focus();
+
+ /* let toolbox know this item window has focus so it updates its mnHighItemId to point
+ to this toolitem in case tab means to move to another toolitem within
+ the toolbox
+ */
+ vcl::Window* pToolBox = GetParent();
+ NotifyEvent aNEvt(MouseNotifyEvent::GETFOCUS, this);
+ pToolBox->EventNotify(aNEvt);
+}
+
+bool InterimItemWindow::ChildKeyInput(const KeyEvent& rKEvt)
+{
+ sal_uInt16 nCode = rKEvt.GetKeyCode().GetCode();
+ if (nCode != KEY_TAB)
+ return false;
+
+ /* if the native widget has focus, then no vcl window has focus.
+
+ We want to grab focus to this vcl widget so that pressing tab will traverse
+ to the next vcl widget.
+
+ But just using GrabFocus will, because no vcl widget has focus, trigger
+ bringing the toplevel to front with the expectation that a suitable widget
+ will be picked for focus when that happen, which is no use to us here.
+
+ SetFakeFocus avoids the problem, allowing GrabFocus to do the expected thing
+ then sending the Tab to our parent will do the right traversal
+ */
+ SetFakeFocus(true);
+ GrabFocus();
+
+ /* now give focus to our toolbox parent */
+ vcl::Window* pToolBox = GetParent();
+ pToolBox->GrabFocus();
+
+ /* let toolbox know this item window has focus so it updates its mnHighItemId to point
+ to this toolitem in case tab means to move to another toolitem within
+ the toolbox
+ */
+ NotifyEvent aNEvt(MouseNotifyEvent::GETFOCUS, this);
+ pToolBox->EventNotify(aNEvt);
+
+ /* send parent the tab */
+ pToolBox->KeyInput(rKEvt);
+
+ return true;
+}
+
+void InterimItemWindow::Draw(OutputDevice* pDevice, const Point& rPos,
+ SystemTextColorFlags /*nFlags*/)
+{
+ m_xContainer->draw(*pDevice, rPos, GetSizePixel());
+}
+
+void InterimItemWindow::ImplPaintToDevice(::OutputDevice* pTargetOutDev, const Point& rPos)
+{
+ Draw(pTargetOutDev, rPos, SystemTextColorFlags::NONE);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */