// Handles a key press
bool CLTGUIEditCtrl::HandleKeyDown(int key, int rep)
{
if (CLTGUICtrl::HandleKeyDown(key, rep))
return true;
switch (key)
{
case VK_BACK:
if (m_nCaretPos > 0)
{
m_nCaretPos--;
RemoveCharacter();
}
break;
case VK_DELETE:
RemoveCharacter();
break;
case VK_HOME:
m_nCaretPos = 0;
break;
case VK_END:
m_nCaretPos = LTStrLen(m_Text.GetText());
break;
case VK_LEFT:
if (m_nCaretPos > 0) m_nCaretPos--;
break;
case VK_RIGHT:
if (m_nCaretPos < LTStrLen(m_Text.GetText())) m_nCaretPos++;
break;
default:
return false;
}
return true;
}
void CLTGUIEditCtrl::SetFixedWidth(uint16 nWidth, LTBOOL bUseFrame)
{
uint16 nMinWidth = m_nBaseFontSize + 1;
ASSERT(nWidth >= nMinWidth);
if (nWidth < nMinWidth)
nWidth = nMinWidth;
m_nFixedWidth = nWidth;
CalculateSize();
if (m_nFixedWidth)
{
m_bUseFrame = bUseFrame;
if (m_pText)
{
float testWidth = m_fScale * m_nFixedWidth;
int nOldCaret = m_nCaretPos;
m_nCaretPos = m_pText->GetLength();
while (m_pText->GetLength() && m_pText->GetWidth() > testWidth )
{
m_nCaretPos--;
RemoveCharacter();
}
if (nOldCaret > m_pText->GetLength())
m_nCaretPos = m_pText->GetLength();
else
m_nCaretPos = nOldCaret;
}
}
else
m_bUseFrame = LTFALSE;
}
bool ezConsole::ProcessInputCharacter(ezUInt32 uiChar)
{
switch (uiChar)
{
case 27: // Escape
ClearInputLine();
return false;
case '\b': // backspace
{
if (!m_sInputLine.IsEmpty() && m_iCaretPosition > 0)
{
RemoveCharacter(m_iCaretPosition - 1);
MoveCaret(-1);
}
}
return false;
case '\t':
AutoCompleteInputLine();
return false;
case 13: // Enter
AddToInputHistory(m_sInputLine.GetData());
ProcessCommand(m_sInputLine.GetData());
ClearInputLine();
return false;
}
return true;
}
void RemoveCharacterRange(int a, int b, CharSetT *cs) {
int i;
if (a < 0 || b < 0 || a > 255 || b > 255 || a > b) {
#if ERR_MESG
fprintf(stderr, "RemoveCharacterRange: invalid arguments");
#endif
return;
}
for (i = a; i <= b; i++)
RemoveCharacter(i, cs);
}
// Handles a key press
LTBOOL CLTGUIEditCtrl::HandleKeyDown(int key, int rep)
{
if (CLTGUICtrl::HandleKeyDown(key, rep))
return LTTRUE;
switch (key)
{
case VK_BACK:
if (m_nCaretPos > 0)
{
m_nCaretPos--;
RemoveCharacter();
}
break;
case VK_DELETE:
RemoveCharacter();
break;
case VK_HOME:
m_nCaretPos = 0;
break;
case VK_END:
if (m_pText)
m_nCaretPos = m_pText->GetLength();
break;
case VK_LEFT:
if (m_nCaretPos > 0) m_nCaretPos--;
break;
case VK_RIGHT:
if (m_nCaretPos < m_pText->GetLength()) m_nCaretPos++;
break;
default:
return LTFALSE;
}
return LTTRUE;
}
// Add a character to the end
void CLTGUIEditCtrl::AddCharacter(wchar_t c)
{
//add 1 for trailing 0
uint32 len = LTStrLen(m_Text.GetText()) + 1;
// Check to see are at our buffer limit
if (len >= m_nMaxLength)
return;
// strip out leading whitespace which confuses things
if (LTStrEmpty(m_Text.GetText( )) && c == ' ')
return;
LTStrCpy(szString, m_Text.GetText(), LTARRAYSIZE(szString));
uint32 nIndex = LTStrLen(szString);
while (nIndex > m_nCaretPos)
{
szString[nIndex] = szString[nIndex-1];
nIndex--;
}
szString[nIndex] = c;
m_nCaretPos++;
m_Text.SetText(szString);
LTRect2n rExt;
LTRESULT res = m_Text.GetExtents(rExt);
if (res == LT_OK)
{
if (rExt.GetWidth() > int32(GetWidth()) )
{
m_nCaretPos--;
RemoveCharacter();
}
}
}
// Add a character to the end
void CLTGUIEditCtrl::AddCharacter(char c)
{
if (!m_pText)
return;
// Check to see are at our buffer limit
if (m_pText->GetLength() >= m_nMaxLength)
return;
SAFE_STRCPY(szString,m_pText->GetText());
int nIndex = (int)strlen(szString);
while (nIndex > m_nCaretPos)
{
szString[nIndex] = szString[nIndex-1];
nIndex--;
}
szString[nIndex] = c;
m_nCaretPos++;
m_pText->SetText(szString);
if (m_nFixedWidth)
{
float testWidth = m_fScale * m_nFixedWidth;
if (m_pText->GetWidth() > testWidth )
{
m_nCaretPos--;
RemoveCharacter();
}
}
CalculateSize();
}
bool MythUITextEdit::keyPressEvent(QKeyEvent *e)
{
m_lastKeyPress.restart();
QStringList actions;
bool handled = false;
handled = GetMythMainWindow()->TranslateKeyPress("Global", e, actions, false);
if (!handled && InsertCharacter(e->text()))
handled = true;
for (int i = 0; i < actions.size() && !handled; i++)
{
QString action = actions[i];
handled = true;
if (action == "LEFT")
{
if (!MoveCursor(MoveLeft))
handled = false;
}
else if (action == "RIGHT")
{
if (!MoveCursor(MoveRight))
handled = false;
}
else if (action == "DELETE")
{
RemoveCharacter(m_Position+1);
}
else if (action == "BACKSPACE")
{
RemoveCharacter(m_Position);
}
else if (action == "SELECT" && e->key() != Qt::Key_Space
&& GetMythDB()->GetNumSetting("UseVirtualKeyboard", 1) == 1)
{
MythScreenStack *popupStack = GetMythMainWindow()->GetStack("popup stack");
MythUIVirtualKeyboard *kb = new MythUIVirtualKeyboard(popupStack, this);
if (kb->Create())
{
//connect(kb, SIGNAL(keyPress(QString)), SLOT(keyPress(QString)));
popupStack->AddScreen(kb);
}
else
delete kb;
}
else if (action == "CUT")
{
CutTextToClipboard();
}
else if (action == "COPY")
{
CopyTextToClipboard();
}
else if (action == "PASTE")
{
PasteTextFromClipboard();
}
else
handled = false;
}
return handled;
}
bool MythUITextEdit::keyPressEvent(QKeyEvent *event)
{
m_lastKeyPress.restart();
QStringList actions;
bool handled = false;
handled = GetMythMainWindow()->TranslateKeyPress("Global", event, actions,
false);
Qt::KeyboardModifiers modifiers = event->modifiers();
int keynum = event->key();
if (keynum >= Qt::Key_Shift && keynum <= Qt::Key_CapsLock)
return false;
QString character;
// Compose key handling
// Enter composition mode
if ((modifiers & Qt::GroupSwitchModifier) &&
(keynum >= Qt::Key_Dead_Grave) && (keynum <= Qt::Key_Dead_Horn))
{
m_composeKey = keynum;
handled = true;
}
else if (m_composeKey > 0) // 'Compose' the key
{
if (gDeadKeyMap.isEmpty())
LoadDeadKeys(gDeadKeyMap);
LOG(VB_GUI, LOG_DEBUG, QString("Compose key: %1 Key: %2").arg(QString::number(m_composeKey, 16)).arg(QString::number(keynum, 16)));
if (gDeadKeyMap.contains(keyCombo(m_composeKey, keynum)))
{
int keycode = gDeadKeyMap.value(keyCombo(m_composeKey, keynum));
//QKeyEvent key(QEvent::KeyPress, keycode, modifiers);
character = QChar(keycode);
if (modifiers & Qt::ShiftModifier)
character = character.toUpper();
else
character = character.toLower();
LOG(VB_GUI, LOG_DEBUG, QString("Found match for dead-key combo - %1").arg(character));
}
m_composeKey = 0;
}
if (character.isEmpty())
character = event->text();
if (!handled && InsertCharacter(character))
handled = true;
for (int i = 0; i < actions.size() && !handled; i++)
{
QString action = actions[i];
handled = true;
if (action == "LEFT")
{
MoveCursor(MoveLeft);
}
else if (action == "RIGHT")
{
MoveCursor(MoveRight);
}
else if (action == "UP")
{
handled = MoveCursor(MoveUp);
}
else if (action == "DOWN")
{
handled = MoveCursor(MoveDown);
}
else if (action == "PAGEUP")
{
handled = MoveCursor(MovePageUp);
}
else if (action == "PAGEDOWN")
{
handled = MoveCursor(MovePageDown);
}
else if (action == "DELETE")
{
RemoveCharacter(m_Position + 1);
}
else if (action == "BACKSPACE")
{
RemoveCharacter(m_Position);
}
else if (action == "NEWLINE")
{
QString newmessage = m_Message;
newmessage.insert(m_Position + 1, '\n');
SetText(newmessage, false);
MoveCursor(MoveRight);
}
else if (action == "SELECT" && keynum != Qt::Key_Space
&& GetMythDB()->GetNumSetting("UseVirtualKeyboard", 1) == 1)
{
MythScreenStack *popupStack = GetMythMainWindow()->GetStack("popup stack");
MythUIVirtualKeyboard *kb = new MythUIVirtualKeyboard(popupStack, this);
if (kb->Create())
{
//connect(kb, SIGNAL(keyPress(QString)), SLOT(keyPress(QString)));
popupStack->AddScreen(kb);
}
else
delete kb;
}
else if (action == "CUT")
{
CutTextToClipboard();
}
else if (action == "COPY")
{
CopyTextToClipboard();
}
else if (action == "PASTE")
{
PasteTextFromClipboard();
}
else
handled = false;
}
return handled;
}
void ezConsole::DeleteNextCharacter()
{
RemoveCharacter(m_iCaretPosition);
}
