Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 435 insertions, 0 deletions

diff --git a/embedserv/source/embed/syswinwrapper.cxx b/embedserv/source/embed/syswinwrapper.cxx
new file mode 100644
index 000000000..7024a054c
--- /dev/null
+++ b/embedserv/source/embed/syswinwrapper.cxx
@@ -0,0 +1,435 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <docholder.hxx>
+#include <syswinwrapper.hxx>
+
+/*
+ * CWindow::CWindow
+ * CWindow::~CWindow
+ *
+ * Constructor Parameters:
+ *  hInst           HINSTANCE of the task owning us.
+ */
+
+
+using namespace winwrap;
+
+
+#define HWWL_STRUCTURE                  0
+
+//Notification codes for WM_COMMAND messages
+#define HWN_BORDERDOUBLECLICKED         1
+#define CBHATCHWNDEXTRA                 (sizeof(LONG))
+#define SZCLASSHATCHWIN                 L"hatchwin"
+
+typedef CHatchWin *PCHatchWin;
+
+winwrap::CWindow::CWindow(HINSTANCE hInst)
+{
+    m_hInst=hInst;
+    m_hWnd=nullptr;
+    return;
+}
+
+winwrap::CWindow::~CWindow()
+{
+    if (IsWindow(m_hWnd))
+        DestroyWindow(m_hWnd);
+
+    return;
+}
+
+
+/*
+ * CWindow::Window
+ *
+ * Purpose:
+ *  Returns the window handle associated with this object.
+ *
+ * Return Value:
+ *  HWND            Window handle for this object
+ */
+
+HWND winwrap::CWindow::Window()
+{
+    return m_hWnd;
+}
+
+
+/*
+ * CWindow::Instance
+ *
+ * Purpose:
+ *  Returns the instance handle associated with this object.
+ *
+ * Return Value:
+ *  HINSTANCE       Instance handle of the module stored here.
+ */
+
+HINSTANCE winwrap::CWindow::Instance()
+{
+    return m_hInst;
+}
+
+/*
+ * HatchWindowRegister
+ *
+ * Purpose:
+ *  Registers the hatch window class for use with CHatchWin.
+ *
+ * Parameters:
+ *  hInst           HINSTANCE under which to register.
+ *
+ * Return Value:
+ *  BOOL            TRUE if successful, FALSE otherwise.
+ */
+
+BOOL winwrap::HatchWindowRegister(HINSTANCE hInst)
+{
+    WNDCLASSW    wc;
+
+    //Must have CS_DBLCLKS for border!
+    wc.style         = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS;
+    wc.hInstance     = hInst;
+    wc.cbClsExtra    = 0;
+    wc.lpfnWndProc   = HatchWndProc;
+    wc.cbWndExtra    = CBHATCHWNDEXTRA;
+    wc.hIcon         = nullptr;
+    wc.hCursor       = LoadCursor(nullptr, IDC_ARROW);
+    wc.hbrBackground = reinterpret_cast<HBRUSH>(COLOR_WINDOW+1);
+    wc.lpszMenuName  = nullptr;
+    wc.lpszClassName = SZCLASSHATCHWIN;
+
+    return RegisterClassW(&wc) != 0;
+}
+
+
+/*
+ * CHatchWin:CHatchWin
+ * CHatchWin::~CHatchWin
+ *
+ * Constructor Parameters:
+ *  hInst           HINSTANCE of the application we're in.
+ */
+
+CHatchWin::CHatchWin(HINSTANCE hInst,const DocumentHolder* pDocHolder)
+    : CWindow(hInst),
+      m_aTracker()
+{
+    m_hWnd=nullptr;
+    m_hWndKid=nullptr;
+    m_hWndAssociate=nullptr;
+    m_uID=0;
+
+    m_dBorderOrg=GetProfileIntW(L"windows"
+                               , L"OleInPlaceBorderWidth"
+                               , HATCHWIN_BORDERWIDTHDEFAULT);
+
+    m_dBorder=m_dBorderOrg;
+    SetRect(&m_rcPos, 0, 0, 0, 0);
+    SetRect(&m_rcClip, 0, 0, 0, 0);
+
+    m_pDocHolder = pDocHolder;
+    return;
+}
+
+
+CHatchWin::~CHatchWin()
+{
+    /*
+     * Chances are this was already destroyed when a document
+     * was destroyed.
+     */
+    if (nullptr!=m_hWnd && IsWindow(m_hWnd))
+        DestroyWindow(m_hWnd);
+
+    return;
+}
+
+
+/*
+ * CHatchWin::Init
+ *
+ * Purpose:
+ *  Instantiates a hatch window within a given parent with a
+ *  default rectangle.  This is not initially visible.
+ *
+ * Parameters:
+ *  hWndParent      HWND of the parent of this window
+ *  uID             WORD identifier for this window (send in
+ *                  notifications to associate window).
+ *  hWndAssoc       HWND of the initial associate.
+ *
+ * Return Value:
+ *  BOOL            TRUE if the function succeeded, FALSE otherwise.
+ */
+
+BOOL CHatchWin::Init(HWND hWndParent, WORD uID, HWND hWndAssoc)
+{
+    m_hWndParent = hWndParent;
+    m_hWnd=CreateWindowExW(
+        WS_EX_NOPARENTNOTIFY, SZCLASSHATCHWIN
+        , SZCLASSHATCHWIN, WS_CHILD | WS_CLIPSIBLINGS
+        | WS_CLIPCHILDREN, 0, 0, 100, 100, hWndParent
+        , reinterpret_cast<HMENU>(UINT_PTR(uID)), m_hInst, this);
+
+    m_uID=uID;
+    m_hWndAssociate=hWndAssoc;
+
+    return (nullptr!=m_hWnd);
+}
+
+
+void CHatchWin::SetTrans()
+{
+    HRGN hrgn = CreateRectRgn(0,0,0,0);
+    SetWindowRgn(m_hWnd,hrgn,true);
+}
+
+/*
+ * CHatchWin::HwndAssociateSet
+ * CHatchWin::HwndAssociateGet
+ *
+ * Purpose:
+ *  Sets (Set) or retrieves (Get) the associate window of the
+ *  hatch window.
+ *
+ * Parameters: (Set only)
+ *  hWndAssoc       HWND to set as the associate.
+ *
+ * Return Value:
+ *  HWND            Previous (Set) or current (Get) associate
+ *                  window.
+ */
+
+HWND CHatchWin::HwndAssociateSet(HWND hWndAssoc)
+{
+    HWND    hWndT=m_hWndAssociate;
+
+    m_hWndAssociate=hWndAssoc;
+    return hWndT;
+}
+
+
+HWND CHatchWin::HwndAssociateGet()
+{
+    return m_hWndAssociate;
+}
+
+
+/*
+ * CHatchWin::RectsSet
+ *
+ * Purpose:
+ *  Changes the size and position of the hatch window and the child
+ *  window within it using a position rectangle for the child and
+ *  a clipping rectangle for the hatch window and child.  The hatch
+ *  window occupies prcPos expanded by the hatch border and clipped
+ *  by prcClip.  The child window is fit to prcPos to give the
+ *  proper scaling, but it clipped to the hatch window which
+ *  therefore clips it to prcClip without affecting the scaling.
+ *
+ * Parameters:
+ *  prcPos          LPRECT providing the position rectangle.
+ *  prcClip         LPRECT providing the clipping rectangle.
+ *
+ * Return Value:
+ *  None
+ */
+
+void CHatchWin::RectsSet(LPRECT prcPos, LPRECT prcClip)
+{
+    RECT    rc;
+    RECT    rcPos;
+
+    m_rcPos=*prcPos;
+    m_rcClip=*prcClip;
+
+    //Calculate the rectangle for the hatch window, then clip it.
+    rcPos=*prcPos;
+    InflateRect(&rcPos, m_dBorder, m_dBorder);
+    IntersectRect(&rc, &rcPos, prcClip);
+
+    SetWindowPos(m_hWnd, nullptr, rc.left, rc.top, rc.right-rc.left
+                 , rc.bottom-rc.top, SWP_NOZORDER | SWP_NOACTIVATE);
+
+    /*
+     * Set the rectangle of the child window to be at m_dBorder
+     * from the top and left but with the same size as prcPos
+     * contains.  The hatch window will clip it.
+     */
+//     SetWindowPos(m_hWndKid, NULL, rcPos.left-rc.left+m_dBorder
+//                  , rcPos.top-rc.top+m_dBorder, prcPos->right-prcPos->left
+//                  , prcPos->bottom-prcPos->top, SWP_NOZORDER | SWP_NOACTIVATE);
+
+    RECT newRC;
+    GetClientRect(m_hWnd,&newRC);
+    m_aTracker = Tracker(
+        &newRC,
+        Tracker::hatchInside |
+        Tracker::hatchedBorder |
+        Tracker::resizeInside
+    );
+
+    return;
+}
+
+
+/*
+ * CHatchWin::ChildSet
+ *
+ * Purpose:
+ *  Assigns a child window to this hatch window.
+ *
+ * Parameters:
+ *  hWndKid         HWND of the child window.
+ *
+ * Return Value:
+ *  None
+ */
+
+void CHatchWin::ChildSet(HWND hWndKid)
+{
+    m_hWndKid=hWndKid;
+
+    if (nullptr!=hWndKid)
+    {
+        SetParent(hWndKid, m_hWnd);
+
+        //Ensure this is visible when the hatch window becomes visible.
+        ShowWindow(hWndKid, SW_SHOW);
+    }
+
+    return;
+}
+
+
+/*
+ * CHatchWin::ShowHatch
+ *
+ * Purpose:
+ *  Turns hatching on and off; turning the hatching off changes
+ *  the size of the window to be exactly that of the child, leaving
+ *  everything else the same.  The result is that we don't have
+ *  to turn off drawing because our own WM_PAINT will never be
+ *  called.
+ *
+ * Parameters:
+ *  fHatch          BOOL indicating to show (TRUE) or hide (FALSE)
+                    the hatching.
+ *
+ * Return Value:
+ *  None
+ */
+
+void CHatchWin::ShowHatch(BOOL fHatch)
+{
+    /*
+     * All we have to do is set the border to zero and
+     * call SetRects again with the last rectangles the
+     * child sent to us.
+     */
+    m_dBorder=fHatch ? m_dBorderOrg : 0;
+    RectsSet(&m_rcPos, &m_rcClip);
+    return;
+}
+
+
+/*
+ * HatchWndProc
+ *
+ * Purpose:
+ *  Standard window procedure for the Hatch Window
+ */
+
+LRESULT APIENTRY winwrap::HatchWndProc(
+    HWND hWnd, UINT iMsg
+    , WPARAM wParam, LPARAM lParam)
+{
+    PCHatchWin  phw;
+    HDC         hDC;
+    PAINTSTRUCT ps;
+
+    phw=reinterpret_cast<PCHatchWin>(GetWindowLongPtrW(hWnd, HWWL_STRUCTURE));
+    POINT ptMouse;
+
+    switch (iMsg)
+    {
+        case WM_CREATE:
+            phw=static_cast<PCHatchWin>(reinterpret_cast<LPCREATESTRUCT>(lParam)->lpCreateParams);
+            SetWindowLongPtrW(hWnd, HWWL_STRUCTURE, reinterpret_cast<LONG_PTR>(phw));
+            break;
+        case WM_PAINT:
+            hDC=BeginPaint(hWnd,&ps);
+            //Always draw the hatching.
+            phw->m_aTracker.Draw(hDC);
+            EndPaint(hWnd,&ps);
+            break;
+        case WM_LBUTTONDOWN:
+            GetCursorPos(&ptMouse);
+            ScreenToClient(hWnd,&ptMouse);
+
+            // track in case we have to
+            if(phw->m_aTracker.Track(hWnd,ptMouse,FALSE,GetParent(hWnd)))
+            {
+                RECT aRect = phw->m_aTracker.m_rect;
+                TransformRect(&aRect,hWnd,GetParent(hWnd));
+                phw->m_pDocHolder->OnPosRectChanged(&aRect);
+            }
+            break;
+        case WM_LBUTTONUP:
+        case WM_MOUSEMOVE:
+            GetCursorPos(&ptMouse);
+            ScreenToClient(hWnd,&ptMouse);
+            phw->m_aTracker.SetCursor(hWnd,HTCLIENT);
+            break;
+        case WM_SETFOCUS:
+            //We need this since the container will SetFocus to us.
+            if (nullptr!=phw->m_hWndKid)
+                SetFocus(phw->m_hWndKid);
+
+            break;
+        case WM_LBUTTONDBLCLK:
+            /*
+             * If the double click was within m_dBorder of an
+             * edge, send the HWN_BORDERDOUBLECLICKED notification.
+             *
+             * Because we're always sized just larger than our child
+             * window by the border width, we can only *get* this
+             * message when the mouse is on the border.  So we can
+             * just send the notification.
+             */
+            if (nullptr!=phw->m_hWndAssociate)
+            {
+                SendMessageW(
+                    phw->m_hWndAssociate, WM_COMMAND,
+                    MAKEWPARAM(phw->m_uID, HWN_BORDERDOUBLECLICKED),
+                    reinterpret_cast<LPARAM>(hWnd));
+            }
+
+            break;
+        default:
+            return DefWindowProcW(hWnd, iMsg, wParam, lParam);
+    }
+
+    return 0;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */