1 files changed, 348 insertions, 0 deletions
diff --git a/onlineupdate/source/update/updater/progressui_win.cxx b/onlineupdate/source/update/updater/progressui_win.cxx
new file mode 100644
index 000000000..7ef23cfab
--- /dev/null
+++ b/onlineupdate/source/update/updater/progressui_win.cxx
@@ -0,0 +1,348 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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/. */
+
+#ifdef _WIN32
+#include <stdio.h>
+#ifndef UNICODE
+#define UNICODE
+#endif
+#include <windows.h>
+#include <commctrl.h>
+#include <process.h>
+#include <io.h>
+
+#include "resource.h"
+#include "progressui.h"
+#include "readstrings.h"
+#include "errors.h"
+
+#define TIMER_ID 1
+#define TIMER_INTERVAL 100
+
+#define RESIZE_WINDOW(hwnd, extrax, extray) \
+  { \
+    RECT windowSize; \
+    GetWindowRect(hwnd, &windowSize); \
+    SetWindowPos(hwnd, 0, 0, 0, windowSize.right - windowSize.left + extrax, \
+                 windowSize.bottom - windowSize.top + extray, \
+                 SWP_NOMOVE | SWP_NOZORDER); \
+  }
+
+#define MOVE_WINDOW(hwnd, dx, dy) \
+  { \
+    RECT rc; \
+    POINT pt; \
+    GetWindowRect(hwnd, &rc); \
+    pt.x = rc.left; \
+    pt.y = rc.top; \
+    ScreenToClient(GetParent(hwnd), &pt); \
+    SetWindowPos(hwnd, 0, pt.x + dx, pt.y + dy, 0, 0, \
+                 SWP_NOSIZE | SWP_NOZORDER); \
+  }
+
+static float sProgress;  // between 0 and 100
+static BOOL  sQuit = FALSE;
+static BOOL sIndeterminate = FALSE;
+static StringTable sUIStrings;
+
+static BOOL
+GetStringsFile(WCHAR filename[MAX_PATH])
+{
+    if (!GetModuleFileNameW(nullptr, filename, MAX_PATH))
+        return FALSE;
+
+    WCHAR *dot = wcsrchr(filename, '.');
+    if (!dot || wcsicmp(dot + 1, L"exe"))
+        return FALSE;
+
+    wcscpy(dot + 1, L"ini");
+    return TRUE;
+}
+
+static void
+UpdateDialog(HWND hDlg)
+{
+    int pos = int(sProgress + 0.5f);
+    HWND hWndPro = GetDlgItem(hDlg, IDC_PROGRESS);
+    SendMessage(hWndPro, PBM_SETPOS, pos, 0);
+}
+
+// The code in this function is from MSDN:
+// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/winui/winui/windowsuserinterface/windowing/dialogboxes/usingdialogboxes.asp
+static void
+CenterDialog(HWND hDlg)
+{
+    RECT rc, rcOwner, rcDlg;
+
+    // Get the owner window and dialog box rectangles.
+    HWND desktop = GetDesktopWindow();
+
+    GetWindowRect(desktop, &rcOwner);
+    GetWindowRect(hDlg, &rcDlg);
+    CopyRect(&rc, &rcOwner);
+
+    // Offset the owner and dialog box rectangles so that
+    // right and bottom values represent the width and
+    // height, and then offset the owner again to discard
+    // space taken up by the dialog box.
+
+    OffsetRect(&rcDlg, -rcDlg.left, -rcDlg.top);
+    OffsetRect(&rc, -rc.left, -rc.top);
+    OffsetRect(&rc, -rcDlg.right, -rcDlg.bottom);
+
+    // The new position is the sum of half the remaining
+    // space and the owner's original position.
+
+    SetWindowPos(hDlg,
+                 HWND_TOP,
+                 rcOwner.left + (rc.right / 2),
+                 rcOwner.top + (rc.bottom / 2),
+                 0, 0,          // ignores size arguments
+                 SWP_NOSIZE);
+}
+
+static void
+InitDialog(HWND hDlg)
+{
+    WCHAR szwTitle[MAX_TEXT_LEN];
+    WCHAR szwInfo[MAX_TEXT_LEN];
+
+    MultiByteToWideChar(CP_UTF8, 0, sUIStrings.title, -1, szwTitle,
+                        sizeof(szwTitle)/sizeof(szwTitle[0]));
+    MultiByteToWideChar(CP_UTF8, 0, sUIStrings.info, -1, szwInfo,
+                        sizeof(szwInfo)/sizeof(szwInfo[0]));
+
+    SetWindowTextW(hDlg, szwTitle);
+    SetWindowTextW(GetDlgItem(hDlg, IDC_INFO), szwInfo);
+
+    // Set dialog icon
+    HICON hIcon = LoadIcon(GetModuleHandle(nullptr),
+                           MAKEINTRESOURCE(IDI_DIALOG));
+    if (hIcon)
+        SendMessage(hDlg, WM_SETICON, ICON_BIG, (LPARAM) hIcon);
+
+    HWND hWndPro = GetDlgItem(hDlg, IDC_PROGRESS);
+    SendMessage(hWndPro, PBM_SETRANGE, 0, MAKELPARAM(0, 100));
+    if (sIndeterminate)
+    {
+        LONG_PTR val = GetWindowLongPtr(hWndPro, GWL_STYLE);
+        SetWindowLongPtr(hWndPro, GWL_STYLE, val|PBS_MARQUEE);
+        SendMessage(hWndPro,(UINT) PBM_SETMARQUEE,(WPARAM) TRUE,(LPARAM)50 );
+    }
+
+    // Resize the dialog to fit all of the text if necessary.
+    RECT infoSize, textSize;
+    HWND hWndInfo = GetDlgItem(hDlg, IDC_INFO);
+
+    // Get the control's font for calculating the new size for the control
+    HDC hDCInfo = GetDC(hWndInfo);
+    HFONT hInfoFont;
+    HFONT hOldFont = 0;
+    hInfoFont = (HFONT)SendMessage(hWndInfo, WM_GETFONT, 0, 0);
+
+    if (hInfoFont)
+        hOldFont = (HFONT)SelectObject(hDCInfo, hInfoFont);
+
+    // Measure the space needed for the text on a single line. DT_CALCRECT means
+    // nothing is drawn.
+    if (DrawText(hDCInfo, szwInfo, -1, &textSize,
+                 DT_CALCRECT | DT_NOCLIP | DT_SINGLELINE))
+    {
+        GetClientRect(hWndInfo, &infoSize);
+        SIZE extra;
+        // Calculate the additional space needed for the text by subtracting from
+        // the rectangle returned by DrawText the existing client rectangle's width
+        // and height.
+        extra.cx = (textSize.right - textSize.left) - \
+                   (infoSize.right - infoSize.left);
+        extra.cy = (textSize.bottom - textSize.top) - \
+                   (infoSize.bottom - infoSize.top);
+        if (extra.cx < 0)
+            extra.cx = 0;
+        if (extra.cy < 0)
+            extra.cy = 0;
+        if ((extra.cx > 0) || (extra.cy > 0))
+        {
+            RESIZE_WINDOW(hDlg, extra.cx, extra.cy);
+            RESIZE_WINDOW(hWndInfo, extra.cx, extra.cy);
+            RESIZE_WINDOW(hWndPro, extra.cx, 0);
+            MOVE_WINDOW(hWndPro, 0, extra.cy);
+        }
+    }
+
+    if (hOldFont)
+        SelectObject(hDCInfo, hOldFont);
+
+    ReleaseDC(hWndInfo, hDCInfo);
+
+    CenterDialog(hDlg);  // make dialog appear in the center of the screen
+
+    SetTimer(hDlg, TIMER_ID, TIMER_INTERVAL, nullptr);
+}
+
+// Message handler for update dialog.
+static LRESULT CALLBACK
+DialogProc(HWND hDlg, UINT message, WPARAM /*wParam*/, LPARAM /*lParam*/)
+{
+    switch (message)
+    {
+        case WM_INITDIALOG:
+            InitDialog(hDlg);
+            return TRUE;
+
+        case WM_TIMER:
+            if (sQuit)
+            {
+                EndDialog(hDlg, 0);
+            }
+            else
+            {
+                UpdateDialog(hDlg);
+            }
+            return TRUE;
+
+        case WM_COMMAND:
+            return TRUE;
+    }
+    return FALSE;
+}
+
+int
+InitProgressUI(int* /*argc*/, WCHAR*** /*argv*/)
+{
+    return 0;
+}
+
+/**
+ * Initializes the progress UI strings
+ *
+ * @return 0 on success, -1 on error
+*/
+int
+InitProgressUIStrings()
+{
+    // If we do not have updater.ini, then we should not bother showing UI.
+    WCHAR filename[MAX_PATH];
+    if (!GetStringsFile(filename))
+    {
+        strcpy(sUIStrings.title, "LibreOffice Update");
+        strcpy(sUIStrings.info, "Please wait while we update your installation.");
+        return 0;
+    }
+
+    if (_waccess(filename, 04))
+    {
+        strcpy(sUIStrings.title, "LibreOffice Update");
+        strcpy(sUIStrings.info, "Please wait while we update your installation.");
+        return 0;
+    }
+
+    // If the updater.ini doesn't have the required strings, then we should not
+    // bother showing UI.
+    if (ReadStrings(filename, &sUIStrings) != OK)
+    {
+        strcpy(sUIStrings.title, "LibreOffice Update");
+        strcpy(sUIStrings.info, "Please wait while we update your installation.");
+    }
+
+    return 0;
+}
+
+int
+ShowProgressUI(bool indeterminate, bool initUIStrings)
+{
+    sIndeterminate = indeterminate;
+    if (!indeterminate)
+    {
+        // Only show the Progress UI if the process is taking a significant amount of
+        // time where a significant amount of time is defined as .5 seconds after
+        // ShowProgressUI is called sProgress is less than 70.
+        Sleep(500);
+
+        if (sQuit || sProgress > 70.0f)
+            return 0;
+    }
+
+    // Don't load the UI if there's an <exe_name>.Local directory for redirection.
+    WCHAR appPath[MAX_PATH + 1] = { L'\0' };
+    if (!GetModuleFileNameW(nullptr, appPath, MAX_PATH))
+    {
+        return -1;
+    }
+
+    if (wcslen(appPath) + wcslen(L".Local") >= MAX_PATH)
+    {
+        return -1;
+    }
+
+    wcscat(appPath, L".Local");
+
+    if (!_waccess(appPath, 04))
+    {
+        return -1;
+    }
+
+    // Don't load the UI if the strings for the UI are not provided.
+    if (initUIStrings && InitProgressUIStrings() == -1)
+    {
+        return -1;
+    }
+
+    if (!GetModuleFileNameW(nullptr, appPath, MAX_PATH))
+    {
+        return -1;
+    }
+
+    // Use an activation context that supports visual styles for the controls.
+    ACTCTXW actx = {0};
+    actx.cbSize = sizeof(ACTCTXW);
+    actx.dwFlags = ACTCTX_FLAG_RESOURCE_NAME_VALID | ACTCTX_FLAG_HMODULE_VALID;
+    actx.hModule = GetModuleHandle(NULL); // Use the embedded manifest
+    // This is needed only for Win XP but doesn't cause a problem with other
+    // versions of Windows.
+    actx.lpSource = appPath;
+    actx.lpResourceName = MAKEINTRESOURCE(IDR_COMCTL32_MANIFEST);
+
+    HANDLE hactx = CreateActCtxW(&actx);
+    ULONG_PTR actxCookie = NULL;
+    if (hactx != INVALID_HANDLE_VALUE)
+    {
+        // Push the specified activation context to the top of the activation stack.
+        ActivateActCtx(hactx, &actxCookie);
+    }
+
+    INITCOMMONCONTROLSEX icc =
+    {
+        sizeof(INITCOMMONCONTROLSEX),
+        ICC_PROGRESS_CLASS
+    };
+    InitCommonControlsEx(&icc);
+
+    DialogBox(GetModuleHandle(nullptr),
+              MAKEINTRESOURCE(IDD_DIALOG), nullptr,
+              (DLGPROC) DialogProc);
+
+    if (hactx != INVALID_HANDLE_VALUE)
+    {
+        // Deactivate the context now that the comctl32.dll is loaded.
+        DeactivateActCtx(0, actxCookie);
+    }
+
+    return 0;
+}
+
+void
+QuitProgressUI()
+{
+    sQuit = TRUE;
+}
+
+void
+UpdateProgressUI(float progress)
+{
+    sProgress = progress;  // 32-bit writes are atomic
+}
+#endif  // _WIN32