MF_API size_t MFString_URLEncode(char *pDest, const char *pString, const char *pExcludeChars)
{
size_t sourceLen = MFString_Length(pString);
size_t destLen = 0;
for(size_t a=0; a<sourceLen; ++a)
{
int c = (uint8)pString[a];
if(MFIsAlphaNumeric(c) || MFString_Chr("-_.!~*'()", c) || (pExcludeChars && MFString_Chr(pExcludeChars, c)))
{
if(pDest)
pDest[destLen] = (char)c;
destLen++;
}
else if(c == ' ')
{
if(pDest)
pDest[destLen] = '+';
destLen++;
}
else
{
if(pDest)
destLen += sprintf(pDest + destLen, "%%%02X", c);
else
destLen += 3; // *** surely this can't write more than 3 chars? '%xx'
}
}
if(pDest)
pDest[destLen] = 0;
return destLen;
}
MF_API const char* MFStr_URLEncodeString(const char *pString, const char *pExcludeChars)
{
char *pBuffer = &gStringBuffer[gStringOffset];
size_t sourceLen = MFString_Length(pString);
size_t destLen = 0;
for(size_t a=0; a<sourceLen; ++a)
{
int c = (uint8)pString[a];
if(MFIsAlphaNumeric(c) || MFString_Chr("-_.!~*'()", c) || (pExcludeChars && MFString_Chr(pExcludeChars, c)))
pBuffer[destLen++] = (char)c;
else if(c == ' ')
pBuffer[destLen++] = '+';
else
destLen += sprintf(pBuffer + destLen, "%%%02X", c);
}
pBuffer[destLen] = 0;
gStringOffset += destLen+1;
if(gStringOffset >= sizeof(gStringBuffer) - 1024)
gStringOffset = 0;
return pBuffer;
}
void HKStringEntryLogic::Update()
{
bool shiftL = !!MFInput_Read(Key_LShift, IDD_Keyboard);
bool shiftR = !!MFInput_Read(Key_RShift, IDD_Keyboard);
bool ctrlL = !!MFInput_Read(Key_LControl, IDD_Keyboard);
bool ctrlR = !!MFInput_Read(Key_RControl, IDD_Keyboard);
int keyPressed = 0;
bool shift = shiftL || shiftR;
bool ctrl = ctrlL || ctrlR;
#if defined(MF_WINDOWS)
if(ctrl && MFInput_WasPressed(Key_C, IDD_Keyboard) && selectionStart != selectionEnd)
{
BOOL opened = OpenClipboard(apphWnd);
if(opened)
{
int selMin = MFMin(selectionStart, selectionEnd);
int selMax = MFMax(selectionStart, selectionEnd);
int numChars = selMax-selMin;
HANDLE hData = GlobalAlloc(GMEM_MOVEABLE, numChars + 1);
char *pString = (char*)GlobalLock(hData);
MFString_Copy(pString, GetRenderString().SubStr(selMin, numChars).CStr());
GlobalUnlock(hData);
EmptyClipboard();
SetClipboardData(CF_TEXT, hData);
CloseClipboard();
}
}
else if(ctrl && MFInput_WasPressed(Key_X, IDD_Keyboard) && selectionStart != selectionEnd)
{
BOOL opened = OpenClipboard(apphWnd);
if(opened)
{
int selMin = MFMin(selectionStart, selectionEnd);
int selMax = MFMax(selectionStart, selectionEnd);
int numChars = selMax-selMin;
HANDLE hData = GlobalAlloc(GMEM_MOVEABLE, numChars + 1);
char *pString = (char*)GlobalLock(hData);
MFString_Copy(pString, GetRenderString().SubStr(selMin, numChars).CStr());
GlobalUnlock(hData);
EmptyClipboard();
SetClipboardData(CF_TEXT, hData);
CloseClipboard();
ClearSelection();
}
}
else if(ctrl && MFInput_WasPressed(Key_V, IDD_Keyboard))
{
BOOL opened = OpenClipboard(apphWnd);
if(opened)
{
int selMin = MFMin(selectionStart, selectionEnd);
int selMax = MFMax(selectionStart, selectionEnd);
int numChars = selMax-selMin;
HANDLE hData = GetClipboardData(CF_TEXT);
MFString paste((const char*)GlobalLock(hData), true);
buffer.Replace(selMin, numChars, paste);
GlobalUnlock(hData);
cursorPos = selMin + paste.NumBytes();
selectionStart = selectionEnd = cursorPos;
GlobalUnlock(hData);
CloseClipboard();
if((numChars || cursorPos != selMin) && changeCallback)
changeCallback(buffer.CStr());
}
}
else
#endif
{
// check for new keypresses
for(int a=0; a<255; a++)
{
if(MFInput_WasPressed(a, IDD_Keyboard))
{
keyPressed = a;
holdKey = a;
repeatDelay = gRepeatDelay;
break;
}
}
// handle repeat keys
if(holdKey && MFInput_Read(holdKey, IDD_Keyboard))
{
repeatDelay -= MFSystem_TimeDelta();
if(repeatDelay <= 0.f)
{
keyPressed = holdKey;
repeatDelay += gRepeatRate;
}
}
else
holdKey = 0;
// if there was a new key press
if(keyPressed)
{
switch(keyPressed)
{
case Key_Backspace:
case Key_Delete:
{
if(selectionStart != selectionEnd)
{
ClearSelection();
}
else
{
if(keyPressed == Key_Backspace && cursorPos > 0)
{
buffer.ClearRange(--cursorPos, 1);
selectionStart = selectionEnd = cursorPos;
if(changeCallback)
changeCallback(buffer.CStr());
}
else if(keyPressed == Key_Delete && cursorPos < buffer.NumBytes())
{
buffer.ClearRange(cursorPos, 1);
selectionStart = selectionEnd = cursorPos;
if(changeCallback)
changeCallback(buffer.CStr());
}
}
break;
}
case Key_Left:
case Key_Right:
case Key_Home:
case Key_End:
{
if(ctrl)
{
if(keyPressed == Key_Left)
{
while(cursorPos && MFIsWhite(buffer[cursorPos-1]))
--cursorPos;
if(MFIsAlphaNumeric(buffer[cursorPos-1]))
{
while(cursorPos && MFIsAlphaNumeric(buffer[cursorPos-1]))
--cursorPos;
}
else if(cursorPos)
{
--cursorPos;
while(cursorPos && buffer[cursorPos-1] == buffer[cursorPos])
--cursorPos;
}
}
else if(keyPressed == Key_Right)
{
while(cursorPos < buffer.NumBytes() && MFIsWhite(buffer[cursorPos]))
++cursorPos;
if(MFIsAlphaNumeric(buffer[cursorPos]))
{
while(cursorPos < buffer.NumBytes() && MFIsAlphaNumeric(buffer[cursorPos]))
++cursorPos;
}
else if(cursorPos < buffer.NumBytes())
{
++cursorPos;
while(cursorPos < buffer.NumBytes() && buffer[cursorPos] == buffer[cursorPos-1])
++cursorPos;
}
}
else if(keyPressed == Key_Home)
cursorPos = 0;
else if(keyPressed == Key_End)
cursorPos = buffer.NumBytes();
}
else
{
if(keyPressed == Key_Left)
cursorPos = (!shift && selectionStart != selectionEnd ? MFMin(selectionStart, selectionEnd) : MFMax(cursorPos-1, 0));
else if(keyPressed == Key_Right)
cursorPos = (!shift && selectionStart != selectionEnd ? MFMax(selectionStart, selectionEnd) : MFMin(cursorPos+1, buffer.NumBytes()));
else if(keyPressed == Key_Home)
cursorPos = 0; // TODO: if multiline, go to start of line..
else if(keyPressed == Key_End)
cursorPos = buffer.NumBytes(); // TODO: if multiline, go to end of line...
}
if(shift)
selectionEnd = cursorPos;
else
selectionStart = selectionEnd = cursorPos;
break;
}
default:
{
bool caps = MFInput_GetKeyboardStatusState(KSS_CapsLock);
int ascii = MFInput_KeyToAscii(keyPressed, shift, caps);
if(ascii && (!maxLen || buffer.NumBytes() < maxLen-1))
{
// check character exclusions
if(MFIsNewline(ascii) && type != ST_MultiLine)
break;
if(ascii == '\t' && type != ST_MultiLine)
break;
if(type == ST_Numeric && !MFIsNumeric(ascii))
break;
if(include)
{
if(include.FindChar(ascii) < 0)
break;
}
if(exclude)
{
if(exclude.FindChar(ascii) >= 0)
break;
}
int selMin = MFMin(selectionStart, selectionEnd);
int selMax = MFMax(selectionStart, selectionEnd);
int selRange = selMax - selMin;
const uint16 wstr[] = { (uint16)ascii, 0 };
char insert[5];
MFString_CopyUTF16ToUTF8(insert, wstr);
buffer.Replace(selMin, selRange, insert);
cursorPos = selMin + 1;
selectionStart = selectionEnd = cursorPos;
if(changeCallback)
changeCallback(buffer.CStr());
}
break;
}
}
}
}
}
