Changeset 561 for trunk/src/gui/kernel/qkeymapper_win.cpp

Timestamp:

Feb 11, 2010, 11:19:06 PM (15 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.6.1 sources.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/gui/kernel/qkeymapper_win.cpp (modified) (27 diffs)

trunk/src/gui/kernel/qkeymapper_win.cpp

@@ -2 +2 @@
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
@@ -21 +22 @@
 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
 **
-** In addition, as a special exception, Nokia gives you certain
-** additional rights. These rights are described in the Nokia Qt LGPL
-** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
 **
 ** GNU General Public License Usage
@@ -34 +34 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
 ** $QT_END_LICENSE$
 **
@@ -42 +42 @@
 #include "qkeymapper_p.h"
 
-#include <windows.h>
+#include <qt_windows.h>
 #include <qdebug.h>
 #include <private/qevent_p.h>
@@ -58 +58 @@
 // Implemented elsewhere
 extern "C" LRESULT CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);
-Q_CORE_EXPORT bool winPostMessage(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
-Q_CORE_EXPORT bool winPeekMessage(MSG* msg, HWND hWnd, UINT wMsgFilterMin, UINT wMsgFilterMax,
-                                  UINT wRemoveMsg);
+
 extern Q_CORE_EXPORT QLocale qt_localeFromLCID(LCID id);
 #ifndef LANG_PASHTO
@@ -436 +434 @@
 };
 
+/**
+  Remap return or action key to select key for windows mobile.
+*/
+inline int winceKeyBend(int keyCode)
+{
+#if defined(Q_OS_WINCE_WM) && defined(QT_KEYPAD_NAVIGATION)
+    // remap return or action key to select key for windows mobile.
+    // will be changed to a table remapping function in the next version (4.6/7).
+    if (keyCode == VK_RETURN && QApplication::keypadNavigationEnabled())
+        return Qt::Key_Select;
+    else
+        return KeyTbl[keyCode];
+#else
+    return KeyTbl[keyCode];
+#endif
+}
+
 #if defined(Q_OS_WINCE)
     // Use the KeyTbl to resolve a Qt::Key out of the virtual keys.
@@ -468 +483 @@
     int code = 0;
     QChar unicodeBuffer[5];
-    int res = 0;
-    if (QSysInfo::WindowsVersion < QSysInfo::WV_NT)
-        res = ToAscii(vk, scancode, kbdBuffer, reinterpret_cast<LPWORD>(unicodeBuffer), 0);
-    else
-        res = ToUnicode(vk, scancode, kbdBuffer, reinterpret_cast<LPWSTR>(unicodeBuffer), 5, 0);
-
+    int res = ToUnicode(vk, scancode, kbdBuffer, reinterpret_cast<LPWSTR>(unicodeBuffer), 5, 0);
     if (res)
         code = unicodeBuffer[0].toUpper().unicode();
@@ -480 +490 @@
     // proper Qt::Key_ code
     if (code < 0x20 || code == 0x7f) // Handles res==0 too
-        code = KeyTbl[vk];
+        code = winceKeyBend(vk);
 
     if (isDeadkey)
@@ -490 +500 @@
 Q_GUI_EXPORT int qt_translateKeyCode(int vk)
 {
-    int code = (vk < 0 || vk > 255) ? 0 : KeyTbl[vk];
+    int code = winceKeyBend((vk < 0 || vk > 255) ? 0 : vk);
     return code == Qt::Key_unknown ? 0 : code;
 }
@@ -503 +513 @@
     }
     return a & 0xff;
-}
-
-static int inputcharset = CP_ACP;
-static inline QChar wmchar_to_unicode(DWORD c)
-{
-    // qt_winMB2QString is the generalization of this function.
-    QT_WA({
-        return QChar((ushort)c);
-    } , {
-        char mb[2];
-        mb[0] = c & 0xff;
-        mb[1] = 0;
-        WCHAR wc[1];
-        MultiByteToWideChar(inputcharset, MB_PRECOMPOSED, mb, -1, wc, 1);
-        return QChar(wc[0]);
-    });
-}
-
-static inline QChar imechar_to_unicode(DWORD c)
-{
-    // qt_winMB2QString is the generalization of this function.
-    QT_WA({
-        return QChar((ushort)c);
-    } , {
-        char mb[3];
-        mb[0] = (c >> 8) & 0xff;
-        mb[1] = c & 0xff;
-        mb[2] = 0;
-        WCHAR wc[1];
-        MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, mb, -1, wc, 1);
-        return QChar(wc[0]);
-    });
 }
 
@@ -622 +600 @@
 QKeyMapperPrivate::~QKeyMapperPrivate()
 {
-    clearMappings();
-}
-
-void QKeyMapperPrivate::clearMappings()
+    deleteLayouts();
+}
+
+void QKeyMapperPrivate::deleteLayouts()
 {
     for (int i = 0; i < 255; ++i) {
@@ -633 +611 @@
         }
     }
+}
+
+void QKeyMapperPrivate::clearMappings()
+{
+    deleteLayouts();
 
     /* MAKELCID()'s first argument is a WORD, and GetKeyboardLayout()
      * returns a DWORD. */
-//    LCID newLCID = MAKELCID(DWORD(GetKeyboardLayout(0)), SORT_DEFAULT);
+
+    LCID newLCID = MAKELCID((DWORD)GetKeyboardLayout(0), SORT_DEFAULT);
 //    keyboardInputLocale = qt_localeFromLCID(newLCID);
-     LCID newLCID = MAKELCID(
-         reinterpret_cast<long>(GetKeyboardLayout(0)),
-         SORT_DEFAULT
-     );
-     keyboardInputLocale = qt_localeFromLCID(newLCID);
+
     bool bidi = false;
-#ifdef UNICODE
-    if (QSysInfo::WindowsVersion >= QSysInfo::WV_2000) {
-        WCHAR wchLCIDFontSig[16];
-        if (GetLocaleInfoW(newLCID,
-                           LOCALE_FONTSIGNATURE,
-                           &wchLCIDFontSig[0],
-                           (sizeof(wchLCIDFontSig)/sizeof(WCHAR)))
-            && (wchLCIDFontSig[7] & (WCHAR)0x0800))
+    wchar_t LCIDFontSig[16];
+    if (GetLocaleInfo(newLCID, LOCALE_FONTSIGNATURE, LCIDFontSig, sizeof(LCIDFontSig) / sizeof(wchar_t))
+        && (LCIDFontSig[7] & (wchar_t)0x0800))
         bidi = true;
-    } else
-#endif //UNICODE
-    {
-        if (newLCID == 0x0859 ||  //Sindhi (Arabic script)
-            newLCID == 0x0460)    //Kashmiri (Arabic script)
-            bidi = true;;
-
-        switch (PRIMARYLANGID(newLCID))
-        {
-            case LANG_ARABIC:
-            case LANG_HEBREW:
-            case LANG_URDU:
-            case LANG_FARSI:
-            case LANG_PASHTO:
-            //case LANG_UIGHUR:
-            case LANG_SYRIAC:
-            case LANG_DIVEHI:
-                bidi = true;
-        }
-    }
 
     keyboardInputDirection = bidi ? Qt::RightToLeft : Qt::LeftToRight;
@@ -752 +707 @@
     keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x80 : 0;
     // Add a fall back key for layouts which don't do composition and show non-latin1 characters
-    int fallbackKey = KeyTbl[vk_key];
+    int fallbackKey = winceKeyBend(vk_key);
     if (!fallbackKey || fallbackKey == Qt::Key_unknown) {
         fallbackKey = 0;
@@ -761 +716 @@
 
     // If this vk_key a Dead Key
-    if (MapVirtualKey(vk_key, 2) & 0x80008000) { // (High-order dead key on Win 95 is 0x8000)
+    if (MapVirtualKey(vk_key, 2) & 0x80000000) {
         // Push a Space, then the original key through the low-level ToAscii functions.
         // We do this because these functions (ToAscii / ToUnicode) will alter the internal state of
@@ -838 +793 @@
     quint32 nModifiers = 0;
 
-    if (QSysInfo::WindowsVersion < QSysInfo::WV_NT || QSysInfo::WindowsVersion & QSysInfo::WV_CE_based) {
+#if defined(Q_OS_WINCE)
         nModifiers |= (GetKeyState(VK_SHIFT  ) < 0 ? ShiftAny : 0);
         nModifiers |= (GetKeyState(VK_CONTROL) < 0 ? ControlAny : 0);
@@ -844 +799 @@
         nModifiers |= (GetKeyState(VK_LWIN   ) < 0 ? MetaLeft : 0);
         nModifiers |= (GetKeyState(VK_RWIN   ) < 0 ? MetaRight : 0);
-    } else {
+#else
         // Map native modifiers to some bit representation
         nModifiers |= (GetKeyState(VK_LSHIFT  ) & 0x80 ? ShiftLeft : 0);
@@ -858 +813 @@
         nModifiers |= (GetKeyState(VK_NUMLOCK ) & 0x01 ? NumLock : 0);
         nModifiers |= (GetKeyState(VK_SCROLL  ) & 0x01 ? ScrollLock : 0);
-    }
+#endif // Q_OS_WINCE
+
     if (msg.lParam & ExtendedKey)
         nModifiers |= msg.lParam & ExtendedKey;
@@ -871 +827 @@
     // Now we know enough to either have MapVirtualKey or our own keymap tell us if it's a deadkey
     bool isDeadKey = isADeadKey(msg.wParam, state)
-                     || MapVirtualKey(msg.wParam, 2) & 0x80008000; // High-order on 95 is 0x8000
+                     || MapVirtualKey(msg.wParam, 2) & 0x80000000;
 
     // A multi-character key not found by our look-ahead
     if (msgType == WM_CHAR) {
         QString s;
-        QChar ch = wmchar_to_unicode(msg.wParam);
+        QChar ch = QChar((ushort)msg.wParam);
         if (!ch.isNull())
             s += ch;
@@ -887 +843 @@
     else if (msgType == WM_IME_CHAR) {
         QString s;
-        QChar ch = imechar_to_unicode(msg.wParam);
+        QChar ch = QChar((ushort)msg.wParam);
         if (!ch.isNull())
             s += ch;
@@ -918 +874 @@
                 } else if (msgType == WM_KEYUP) {
                     if (dirStatus == VK_LSHIFT
-                        && (msg.wParam == VK_SHIFT && GetKeyState(VK_LCONTROL)
-                        || msg.wParam == VK_CONTROL && GetKeyState(VK_LSHIFT))) {
+                        && ((msg.wParam == VK_SHIFT && GetKeyState(VK_LCONTROL))
+                        || (msg.wParam == VK_CONTROL && GetKeyState(VK_LSHIFT)))) {
                             k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, Qt::Key_Direction_L, 0,
                                                  QString(), false, 0,
@@ -928 +884 @@
                             dirStatus = 0;
                         } else if (dirStatus == VK_RSHIFT
-                                   && (msg.wParam == VK_SHIFT && GetKeyState(VK_RCONTROL)
-                                   || msg.wParam == VK_CONTROL && GetKeyState(VK_RSHIFT))) {
+                                   && ( (msg.wParam == VK_SHIFT && GetKeyState(VK_RCONTROL))
+                                   || (msg.wParam == VK_CONTROL && GetKeyState(VK_RSHIFT)))) {
                                 k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, Qt::Key_Direction_R,
                                                      0, QString(), false, 0,
@@ -950 +906 @@
             return true;
 
-        // Ignore invalid virtual keycode (see bug 127424)
-        if (msg.wParam == 0xFF)
+        // Ignore invalid virtual keycodes (see bugs 127424, QTBUG-3630)
+        if (msg.wParam == 0 || msg.wParam == 0xFF)
             return true;
 
@@ -960 +916 @@
         int code = 0;
         if (isNumpad && (nModifiers & AltAny)) {
-            code = KeyTbl[msg.wParam];
+            code = winceKeyBend(msg.wParam);
         } else if (!isDeadKey) {
             unsigned char kbdBuffer[256]; // Will hold the complete keyboard state
@@ -1051 +1007 @@
 
             QChar uch;
-            if (winPeekMessage(&wm_char, 0, charType, charType, PM_REMOVE)) {
+            if (PeekMessage(&wm_char, 0, charType, charType, PM_REMOVE)) {
                 // Found a ?_CHAR
-                uch = charType == WM_IME_CHAR
-                                    ? imechar_to_unicode(wm_char.wParam)
-                                    : wmchar_to_unicode(wm_char.wParam);
+                uch = QChar((ushort)wm_char.wParam);
                 if (msgType == WM_SYSKEYDOWN && uch.isLetter() && (msg.lParam & KF_ALTDOWN))
                     uch = uch.toLower(); // (See doc of WM_SYSCHAR) Alt-letter
@@ -1068 +1022 @@
             if (uch.isNull() && msgType == WM_IME_KEYDOWN) {
                 BYTE keyState[256];
-                WCHAR newKey[3] = {0};
+                wchar_t newKey[3] = {0};
                 GetKeyboardState(keyState);
                 int val = ToUnicode(vk_key, scancode, keyState, newKey, 2,  0);
@@ -1086 +1040 @@
                 } else {
                     if (msgType != WM_SYSKEYDOWN || !code) {
-                        UINT map;
-                        QT_WA({
-                            map = MapVirtualKey(msg.wParam, 2);
-                        } , {
-                            map = MapVirtualKeyA(msg.wParam, 2);
-                            // High-order bit is 0x8000 on '95
-                            if (map & 0x8000)
-                                map = (map^0x8000)|0x80000000;
-                        });
+                        UINT map = MapVirtualKey(msg.wParam, 2);
                         // If the high bit of the return value is set, it's a deadkey
                         if (!(map & 0x80000000))
-                            uch = wmchar_to_unicode((DWORD)map);
+                            uch = QChar((ushort)map);
                     }
                 }
@@ -1238 +1184 @@
             return true;
     }
+#else
+    Q_UNUSED(grab);
 #endif
     if (!widget->isEnabled())