Reduced the code and memory footprint of the keymap.

This was done by using a static const data structure instead of a
list.

RevBy:    Alessandro Portale

1 files changed, 124 insertions, 117 deletions

diff --git a/src/gui/kernel/qkeymapper_s60.cpp b/src/gui/kernel/qkeymapper_s60.cpp
index 039be14..fd263ef 100644
--- a/src/gui/kernel/qkeymapper_s60.cpp
+++ b/src/gui/kernel/qkeymapper_s60.cpp
@@ -46,7 +46,6 @@ QT_BEGIN_NAMESPACE
 
 QKeyMapperPrivate::QKeyMapperPrivate()
 {
-    fillKeyMap();
 }
 
 QKeyMapperPrivate::~QKeyMapperPrivate()
@@ -74,137 +73,145 @@ QString QKeyMapperPrivate::translateKeyEvent(int keySym, Qt::KeyboardModifiers /
     return QString(QChar(keySym));
 }
 
-void QKeyMapperPrivate::fillKeyMap()
-{
-    using namespace Qt;
-    keyMapping.append(KeyMapping(EKeyBackspace, EStdKeyBackspace, Key_Backspace));
-    keyMapping.append(KeyMapping(EKeyTab, EStdKeyTab, Key_Tab));
-    keyMapping.append(KeyMapping(EKeyEnter, EStdKeyEnter, Key_Enter));
-    keyMapping.append(KeyMapping(EKeyEscape, EStdKeyEscape, Key_Escape));
-    keyMapping.append(KeyMapping(EKeySpace, EStdKeySpace, Key_Space));
-    keyMapping.append(KeyMapping(EKeyDelete, EStdKeyDelete, Key_Delete));
-    keyMapping.append(KeyMapping(EKeyPrintScreen, EStdKeyPrintScreen, Key_SysReq));
-    keyMapping.append(KeyMapping(EKeyPause, EStdKeyPause, Key_Pause));
-    keyMapping.append(KeyMapping(EKeyHome, EStdKeyHome, Key_Home));
-    keyMapping.append(KeyMapping(EKeyEnd, EStdKeyEnd, Key_End));
-    keyMapping.append(KeyMapping(EKeyPageUp, EStdKeyPageUp, Key_PageUp));
-    keyMapping.append(KeyMapping(EKeyPageDown, EStdKeyPageDown, Key_PageDown));
-    keyMapping.append(KeyMapping(EKeyInsert, EStdKeyInsert, Key_Insert));
-    keyMapping.append(KeyMapping(EKeyLeftArrow, EStdKeyLeftArrow, Key_Left));
-    keyMapping.append(KeyMapping(EKeyRightArrow, EStdKeyRightArrow, Key_Right));
-    keyMapping.append(KeyMapping(EKeyUpArrow, EStdKeyUpArrow, Key_Up));
-    keyMapping.append(KeyMapping(EKeyDownArrow, EStdKeyDownArrow, Key_Down));
-    keyMapping.append(KeyMapping(EKeyLeftShift, EStdKeyLeftShift, Key_Shift));
-    keyMapping.append(KeyMapping(EKeyRightShift, EStdKeyRightShift, Key_Shift));
-    keyMapping.append(KeyMapping(EKeyLeftAlt, EStdKeyLeftAlt, Key_Alt));
-    keyMapping.append(KeyMapping(EKeyRightAlt, EStdKeyRightAlt, Key_AltGr));
-    keyMapping.append(KeyMapping(EKeyLeftCtrl, EStdKeyLeftCtrl, Key_Control));
-    keyMapping.append(KeyMapping(EKeyRightCtrl, EStdKeyRightCtrl, Key_Control));
-    keyMapping.append(KeyMapping(EKeyLeftFunc, EStdKeyLeftFunc, Key_Super_L));
-    keyMapping.append(KeyMapping(EKeyRightFunc, EStdKeyRightFunc, Key_Super_R));
-    keyMapping.append(KeyMapping(EKeyCapsLock, EStdKeyCapsLock, Key_CapsLock));
-    keyMapping.append(KeyMapping(EKeyNumLock, EStdKeyNumLock, Key_NumLock));
-    keyMapping.append(KeyMapping(EKeyScrollLock, EStdKeyScrollLock, Key_ScrollLock));
-    keyMapping.append(KeyMapping(EKeyF1, EStdKeyF1, Key_F1));
-    keyMapping.append(KeyMapping(EKeyF2, EStdKeyF2, Key_F2));
-    keyMapping.append(KeyMapping(EKeyF3, EStdKeyF3, Key_F3));
-    keyMapping.append(KeyMapping(EKeyF4, EStdKeyF4, Key_F4));
-    keyMapping.append(KeyMapping(EKeyF5, EStdKeyF5, Key_F5));
-    keyMapping.append(KeyMapping(EKeyF6, EStdKeyF6, Key_F6));
-    keyMapping.append(KeyMapping(EKeyF7, EStdKeyF7, Key_F7));
-    keyMapping.append(KeyMapping(EKeyF8, EStdKeyF8, Key_F8));
-    keyMapping.append(KeyMapping(EKeyF9, EStdKeyF9, Key_F9));
-    keyMapping.append(KeyMapping(EKeyF10, EStdKeyF10, Key_F10));
-    keyMapping.append(KeyMapping(EKeyF11, EStdKeyF11, Key_F11));
-    keyMapping.append(KeyMapping(EKeyF12, EStdKeyF12, Key_F12));
-    keyMapping.append(KeyMapping(EKeyF13, EStdKeyF13, Key_F13));
-    keyMapping.append(KeyMapping(EKeyF14, EStdKeyF14, Key_F14));
-    keyMapping.append(KeyMapping(EKeyF15, EStdKeyF15, Key_F15));
-    keyMapping.append(KeyMapping(EKeyF16, EStdKeyF16, Key_F16));
-    keyMapping.append(KeyMapping(EKeyF17, EStdKeyF17, Key_F17));
-    keyMapping.append(KeyMapping(EKeyF18, EStdKeyF18, Key_F18));
-    keyMapping.append(KeyMapping(EKeyF19, EStdKeyF19, Key_F19));
-    keyMapping.append(KeyMapping(EKeyF20, EStdKeyF20, Key_F20));
-    keyMapping.append(KeyMapping(EKeyF21, EStdKeyF21, Key_F21));
-    keyMapping.append(KeyMapping(EKeyF22, EStdKeyF22, Key_F22));
-    keyMapping.append(KeyMapping(EKeyF23, EStdKeyF23, Key_F23));
-    keyMapping.append(KeyMapping(EKeyF24, EStdKeyF24, Key_F24));
-    keyMapping.append(KeyMapping(EKeyOff, EStdKeyOff, Key_PowerOff));
-//    keyMapping.append(KeyMapping(EKeyMenu, EStdKeyMenu, Key_Menu)); // Menu is EKeyApplication0
-    keyMapping.append(KeyMapping(EKeyHelp, EStdKeyHelp, Key_Help));
-    keyMapping.append(KeyMapping(EKeyDial, EStdKeyDial, Key_Call));
-    keyMapping.append(KeyMapping(EKeyIncVolume, EStdKeyIncVolume, Key_VolumeUp));
-    keyMapping.append(KeyMapping(EKeyDecVolume, EStdKeyDecVolume, Key_VolumeDown));
-    keyMapping.append(KeyMapping(EKeyDevice0, EStdKeyDevice0, Key_Context1)); // Found by manual testing.
-    keyMapping.append(KeyMapping(EKeyDevice1, EStdKeyDevice1, Key_Context2)); // Found by manual testing.
-    keyMapping.append(KeyMapping(EKeyDevice3, EStdKeyDevice3, Key_Select));
-//    keyMapping.append(KeyMapping(EKeyDevice7, EStdKeyDevice7, Key_Camera));  //not supported by qt yet
-    keyMapping.append(KeyMapping(EKeyApplication0, EStdKeyApplication0, Key_Menu)); // Found by manual testing.
-    keyMapping.append(KeyMapping(EKeyApplication1, EStdKeyApplication1, Key_Launch1)); // Found by manual testing.
-    keyMapping.append(KeyMapping(EKeyApplication2, EStdKeyApplication2, Key_MediaPlay)); // Found by manual testing.
-    keyMapping.append(KeyMapping(EKeyApplication3, EStdKeyApplication3, Key_MediaStop)); // Found by manual testing.
-    keyMapping.append(KeyMapping(EKeyApplication4, EStdKeyApplication4, Key_MediaNext)); // Found by manual testing.
-    keyMapping.append(KeyMapping(EKeyApplication5, EStdKeyApplication5, Key_MediaPrevious)); // Found by manual testing.
-    keyMapping.append(KeyMapping(EKeyApplication6, EStdKeyApplication6, Key_Launch6));
-    keyMapping.append(KeyMapping(EKeyApplication7, EStdKeyApplication7, Key_Launch7));
-    keyMapping.append(KeyMapping(EKeyApplication8, EStdKeyApplication8, Key_Launch8));
-    keyMapping.append(KeyMapping(EKeyApplication9, EStdKeyApplication9, Key_Launch9));
-    keyMapping.append(KeyMapping(EKeyApplicationA, EStdKeyApplicationA, Key_LaunchA));
-    keyMapping.append(KeyMapping(EKeyApplicationB, EStdKeyApplicationB, Key_LaunchB));
-    keyMapping.append(KeyMapping(EKeyApplicationC, EStdKeyApplicationC, Key_LaunchC));
-    keyMapping.append(KeyMapping(EKeyApplicationD, EStdKeyApplicationD, Key_LaunchD));
-    keyMapping.append(KeyMapping(EKeyApplicationE, EStdKeyApplicationE, Key_LaunchE));
-    keyMapping.append(KeyMapping(EKeyApplicationF, EStdKeyApplicationF, Key_LaunchF));
-//    keyMapping.append(KeyMapping(EKeyApplication19, EStdKeyApplication19, Key_CameraFocus));  //not supported by qt yet
-    keyMapping.append(KeyMapping(EKeyYes, EStdKeyYes, Key_Yes));
-    keyMapping.append(KeyMapping(EKeyNo, EStdKeyNo, Key_No));    	
-}
+#include <e32keys.h>
+struct KeyMapping{
+    TKeyCode s60KeyCode;
+    TStdScanCode s60ScanCode;
+    Qt::Key qtKey;
+};
+
+using namespace Qt;
+
+static const KeyMapping keyMapping[] = {
+    {EKeyBackspace, EStdKeyBackspace, Key_Backspace},
+    {EKeyTab, EStdKeyTab, Key_Tab},
+    {EKeyEnter, EStdKeyEnter, Key_Enter},
+    {EKeyEscape, EStdKeyEscape, Key_Escape},
+    {EKeySpace, EStdKeySpace, Key_Space},
+    {EKeyDelete, EStdKeyDelete, Key_Delete},
+    {EKeyPrintScreen, EStdKeyPrintScreen, Key_SysReq},
+    {EKeyPause, EStdKeyPause, Key_Pause},
+    {EKeyHome, EStdKeyHome, Key_Home},
+    {EKeyEnd, EStdKeyEnd, Key_End},
+    {EKeyPageUp, EStdKeyPageUp, Key_PageUp},
+    {EKeyPageDown, EStdKeyPageDown, Key_PageDown},
+    {EKeyInsert, EStdKeyInsert, Key_Insert},
+    {EKeyLeftArrow, EStdKeyLeftArrow, Key_Left},
+    {EKeyRightArrow, EStdKeyRightArrow, Key_Right},
+    {EKeyUpArrow, EStdKeyUpArrow, Key_Up},
+    {EKeyDownArrow, EStdKeyDownArrow, Key_Down},
+    {EKeyLeftShift, EStdKeyLeftShift, Key_Shift},
+    {EKeyRightShift, EStdKeyRightShift, Key_Shift},
+    {EKeyLeftAlt, EStdKeyLeftAlt, Key_Alt},
+    {EKeyRightAlt, EStdKeyRightAlt, Key_AltGr},
+    {EKeyLeftCtrl, EStdKeyLeftCtrl, Key_Control},
+    {EKeyRightCtrl, EStdKeyRightCtrl, Key_Control},
+    {EKeyLeftFunc, EStdKeyLeftFunc, Key_Super_L},
+    {EKeyRightFunc, EStdKeyRightFunc, Key_Super_R},
+    {EKeyCapsLock, EStdKeyCapsLock, Key_CapsLock},
+    {EKeyNumLock, EStdKeyNumLock, Key_NumLock},
+    {EKeyScrollLock, EStdKeyScrollLock, Key_ScrollLock},
+    {EKeyF1, EStdKeyF1, Key_F1},
+    {EKeyF2, EStdKeyF2, Key_F2},
+    {EKeyF3, EStdKeyF3, Key_F3},
+    {EKeyF4, EStdKeyF4, Key_F4},
+    {EKeyF5, EStdKeyF5, Key_F5},
+    {EKeyF6, EStdKeyF6, Key_F6},
+    {EKeyF7, EStdKeyF7, Key_F7},
+    {EKeyF8, EStdKeyF8, Key_F8},
+    {EKeyF9, EStdKeyF9, Key_F9},
+    {EKeyF10, EStdKeyF10, Key_F10},
+    {EKeyF11, EStdKeyF11, Key_F11},
+    {EKeyF12, EStdKeyF12, Key_F12},
+    {EKeyF13, EStdKeyF13, Key_F13},
+    {EKeyF14, EStdKeyF14, Key_F14},
+    {EKeyF15, EStdKeyF15, Key_F15},
+    {EKeyF16, EStdKeyF16, Key_F16},
+    {EKeyF17, EStdKeyF17, Key_F17},
+    {EKeyF18, EStdKeyF18, Key_F18},
+    {EKeyF19, EStdKeyF19, Key_F19},
+    {EKeyF20, EStdKeyF20, Key_F20},
+    {EKeyF21, EStdKeyF21, Key_F21},
+    {EKeyF22, EStdKeyF22, Key_F22},
+    {EKeyF23, EStdKeyF23, Key_F23},
+    {EKeyF24, EStdKeyF24, Key_F24},
+    {EKeyOff, EStdKeyOff, Key_PowerOff},
+//    {EKeyMenu, EStdKeyMenu, Key_Menu}, // Menu is EKeyApplication0
+    {EKeyHelp, EStdKeyHelp, Key_Help},
+    {EKeyDial, EStdKeyDial, Key_Call},
+    {EKeyIncVolume, EStdKeyIncVolume, Key_VolumeUp},
+    {EKeyDecVolume, EStdKeyDecVolume, Key_VolumeDown},
+    {EKeyDevice0, EStdKeyDevice0, Key_Context1}, // Found by manual testing.
+    {EKeyDevice1, EStdKeyDevice1, Key_Context2}, // Found by manual testing.
+    {EKeyDevice3, EStdKeyDevice3, Key_Select},
+//    {EKeyDevice7, EStdKeyDevice7, Key_Camera},  //not supported by qt yet
+    {EKeyApplication0, EStdKeyApplication0, Key_Menu}, // Found by manual testing.
+    {EKeyApplication1, EStdKeyApplication1, Key_Launch1}, // Found by manual testing.
+    {EKeyApplication2, EStdKeyApplication2, Key_MediaPlay}, // Found by manual testing.
+    {EKeyApplication3, EStdKeyApplication3, Key_MediaStop}, // Found by manual testing.
+    {EKeyApplication4, EStdKeyApplication4, Key_MediaNext}, // Found by manual testing.
+    {EKeyApplication5, EStdKeyApplication5, Key_MediaPrevious}, // Found by manual testing.
+    {EKeyApplication6, EStdKeyApplication6, Key_Launch6},
+    {EKeyApplication7, EStdKeyApplication7, Key_Launch7},
+    {EKeyApplication8, EStdKeyApplication8, Key_Launch8},
+    {EKeyApplication9, EStdKeyApplication9, Key_Launch9},
+    {EKeyApplicationA, EStdKeyApplicationA, Key_LaunchA},
+    {EKeyApplicationB, EStdKeyApplicationB, Key_LaunchB},
+    {EKeyApplicationC, EStdKeyApplicationC, Key_LaunchC},
+    {EKeyApplicationD, EStdKeyApplicationD, Key_LaunchD},
+    {EKeyApplicationE, EStdKeyApplicationE, Key_LaunchE},
+    {EKeyApplicationF, EStdKeyApplicationF, Key_LaunchF},
+//    {EKeyApplication19, EStdKeyApplication19, Key_CameraFocus},  //not supported by qt yet
+    {EKeyYes, EStdKeyYes, Key_Yes},
+    {EKeyNo, EStdKeyNo, Key_No},
+    {TKeyCode(0), TStdScanCode(0), Qt::Key(0)}
+};
 
 int QKeyMapperPrivate::mapS60KeyToQt(TUint s60key)
 {
-	int res = Qt::Key_unknown;
-	for ( int i = 0, size = keyMapping.count(); i<size; i++){
-		if ( keyMapping[i].s60KeyCode == s60key){
-			res = keyMapping[i].qtKey;
-			break;
-		}
-	}
-	return res;
+    int res = Qt::Key_unknown;
+    for (int i = 0; keyMapping[i].s60KeyCode != 0; i++) {
+        if (keyMapping[i].s60KeyCode == s60key) {
+            res = keyMapping[i].qtKey;
+            break;
+        }
+    }
+    return res;
 }
 
 int QKeyMapperPrivate::mapS60ScanCodesToQt(TUint s60scanCode)
 {
-	int res = Qt::Key_unknown;
-	for ( int i = 0, size = keyMapping.count(); i<size; i++){
-		if ( keyMapping[i].s60ScanCode == s60scanCode){
-			res = keyMapping[i].qtKey;
-			break;
-		}
-	}
-	return res;
+    int res = Qt::Key_unknown;
+    for (int i = 0; keyMapping[i].s60KeyCode != 0; i++) {
+        if (keyMapping[i].s60ScanCode == s60scanCode) {
+            res = keyMapping[i].qtKey;
+            break;
+        }
+    }
+    return res;
 }
 
 int QKeyMapperPrivate::mapQtToS60Key(int qtKey)
 {
     int res = KErrUnknown;
-	for ( int i = 0, size = keyMapping.count(); i<size; i++){
-		if ( keyMapping[i].qtKey == qtKey){
-			res = keyMapping[i].s60KeyCode;
-			break;
-		}
-	}
-	return res;
+    for (int i = 0; keyMapping[i].s60KeyCode != 0; i++) {
+        if (keyMapping[i].qtKey == qtKey) {
+            res = keyMapping[i].s60KeyCode;
+            break;
+        }
+    }
+    return res;
 }
 
 int QKeyMapperPrivate::mapQtToS60ScanCodes(int qtKey)
 {
-	int res = KErrUnknown;
-	for ( int i = 0, size = keyMapping.count(); i<size; i++){
-		if ( keyMapping[i].qtKey == qtKey){
-			res = keyMapping[i].s60ScanCode;
-			break;
-		}
-	}
-	return res;
+    int res = KErrUnknown;
+    for (int i = 0; keyMapping[i].s60KeyCode != 0; i++) {
+        if (keyMapping[i].qtKey == qtKey) {
+            res = keyMapping[i].s60ScanCode;
+            break;
+        }
+    }
+    return res;
 }
 QT_END_NAMESPACE