sfx2/source/sidebar/PanelLayout.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <sfx2/sidebar/SidebarController.hxx>
  11 #include <sfx2/sidebar/TabBar.hxx>
  12 #include <sfx2/sidebar/PanelLayout.hxx>
  13 #include <vcl/layout.hxx>
  14 #include <vcl/accel.hxx>
  15
  16 using namespace sfx2::sidebar;
  17
  18 PanelLayout::PanelLayout(vcl::Window* pParent, const OString& rID, const OUString& rUIXMLDescription,
  19                          const css::uno::Reference<css::frame::XFrame> &rFrame)
  20     : Control(pParent)
  21     , m_pInitialFocusWidget(nullptr)
  22     , m_bInClose(false)
  23     , mxFrame(rFrame)
  24 {
  25     m_aPanelLayoutIdle.SetPriority(TaskPriority::RESIZE);
  26     m_aPanelLayoutIdle.SetInvokeHandler( LINK( this, PanelLayout, ImplHandlePanelLayoutTimerHdl ) );
  27     m_aPanelLayoutIdle.SetDebugName("sfx2::PanelLayout m_aPanelLayoutIdle");
  28
  29     SetStyle(GetStyle() | WB_DIALOGCONTROL);
  30
  31     // Builder will trigger resize and start Idle
  32     m_xVclContentArea = VclPtr<VclVBox>::Create(this);
  33     m_xVclContentArea->Show();
  34     m_xBuilder.reset(Application::CreateInterimBuilder(m_xVclContentArea, rUIXMLDescription, true));
  35     m_xContainer = m_xBuilder->weld_container(rID);
  36 }
  37
  38 void PanelLayout::GetFocus()
  39 {
  40     Control::GetFocus();
  41     if (m_pInitialFocusWidget)
  42         m_pInitialFocusWidget->grab_focus();
  43 }
  44
  45 PanelLayout::~PanelLayout()
  46 {
  47     disposeOnce();
  48 }
  49
  50 void PanelLayout::dispose()
  51 {
  52     m_bInClose = true;
  53     m_pInitialFocusWidget = nullptr;
  54     m_aPanelLayoutIdle.Stop();
  55     m_xContainer.reset();
  56     m_xBuilder.reset();
  57     m_xVclContentArea.disposeAndClear();
  58     Control::dispose();
  59 }
  60
  61 Size PanelLayout::GetOptimalSize() const
  62 {
  63     Size aSize = m_xContainer->get_preferred_size();
  64
  65     if (mxFrame)
  66     {
  67         SidebarController* pController
  68             = SidebarController::GetSidebarControllerForFrame(mxFrame);
  69         if (pController)
  70             aSize.setWidth(std::min<tools::Long>(
  71                 aSize.Width(), (pController->getMaximumWidth() - TabBar::GetDefaultWidth())
  72                                    * GetDPIScaleFactor()));
  73     }
  74
  75     return aSize;
  76 }
  77
  78 void PanelLayout::queue_resize(StateChangedType /*eReason*/)
  79 {
  80     if (m_bInClose)
  81         return;
  82     if (m_aPanelLayoutIdle.IsActive())
  83         return;
  84     InvalidateSizeCache();
  85     m_aPanelLayoutIdle.Start();
  86 }
  87
  88 IMPL_LINK_NOARG( PanelLayout, ImplHandlePanelLayoutTimerHdl, Timer*, void )
  89 {
  90     vcl::Window *pChild = GetWindow(GetWindowType::FirstChild);
  91     assert(pChild);
  92     VclContainer::setLayoutAllocation(*pChild, Point(0, 0), GetSizePixel());
  93 }
  94
  95 void PanelLayout::setPosSizePixel(tools::Long nX, tools::Long nY, tools::Long nWidth, tools::Long nHeight, PosSizeFlags nFlags)
  96 {
  97     bool bCanHandleSmallerWidth = false;
  98     bool bCanHandleSmallerHeight = false;
  99
 100     vcl::Window *pChild = GetWindow(GetWindowType::FirstChild);
 101
 102     if (pChild->GetType() == WindowType::SCROLLWINDOW)
 103     {
 104         WinBits nStyle = pChild->GetStyle();
 105         if (nStyle & (WB_AUTOHSCROLL | WB_HSCROLL))
 106             bCanHandleSmallerWidth = true;
 107         if (nStyle & (WB_AUTOVSCROLL | WB_VSCROLL))
 108             bCanHandleSmallerHeight = true;
 109     }
 110
 111     Size aSize(GetOptimalSize());
 112     if (!bCanHandleSmallerWidth)
 113         nWidth = std::max(nWidth,aSize.Width());
 114     if (!bCanHandleSmallerHeight)
 115         nHeight = std::max(nHeight,aSize.Height());
 116
 117     Control::setPosSizePixel(nX, nY, nWidth, nHeight, nFlags);
 118
 119     if (nFlags & PosSizeFlags::Size)
 120         VclContainer::setLayoutAllocation(*pChild, Point(0, 0), Size(nWidth, nHeight));
 121 }
 122
 123 bool PanelLayout::EventNotify(NotifyEvent& rNEvt)
 124 {
 125     if (rNEvt.GetType() == MouseNotifyEvent::COMMAND)
 126         Accelerator::ToggleMnemonicsOnHierarchy(*rNEvt.GetCommandEvent(), this);
 127     return Control::EventNotify( rNEvt );
 128 }
 129
 130 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */