bool GuiTextEdit::OnKeyEvent(const KeyEvent& ke)
{
if (!IsVisible())
{
return false;
}
// Buttons can generate key events, so this GuiTextEdit object may not have the focus (the button
// just clicked would have it). So the last GuiTextEdit to have the focus should accept this key.
if (!HasFocus())
{
#ifdef TEXT_EDIT_DEBUG
std::cout << "Key event ignored by " << m_name << " as does not have focus.\n";
#endif
return false;
}
// Is this the current or most recent GuiTextEdit to have focus ?
// TODO
if (!ke.keyDown)
{
return true;
}
switch (ke.keyType)
{
case AMJU_KEY_CHAR:
// Prevent chars like Tab
if (ke.key >= ' ') // && ke.key <= (char)127)
{
Insert(ke.key);
}
else
{
// TODO Alert user that character is out of range
}
break;
case AMJU_KEY_UP:
case AMJU_KEY_DOWN:
// TODO Multi line text
break;
case AMJU_KEY_LEFT:
#ifdef MACOSX
if (ke.modifier & AMJU_KEY_MOD_ALT) // jump to prev word
#else
if (ke.modifier & AMJU_KEY_MOD_CTRL)
#endif
{
// Prev word
if (ke.modifier & AMJU_KEY_MOD_SHIFT)
{
#ifdef TEXT_EDIT_DEBUG
std::cout << "Prev word + select\n";
#endif
m_caret = PrevWord(m_caret);
m_triListSelection = 0;
}
else
{
#ifdef TEXT_EDIT_DEBUG
std::cout << "Prev word\n";
#endif
m_caret = PrevWord(m_caret);
m_selectedText = m_caret;
m_triListSelection = 0;
}
}
else if (ke.modifier & AMJU_KEY_MOD_SHIFT)
{
#ifdef TEXT_EDIT_DEBUG
std::cout << "Prev char + select\n";
#endif
// Select char to left
if (m_caret > 0)
{
m_caret--;
m_triListSelection = 0;
}
}
else
{
#ifdef TEXT_EDIT_DEBUG
std::cout << "Prev char\n";
#endif
if (m_caret > 0)
{
// Move caret left
m_caret--;
m_selectedText = m_caret;
m_triListSelection = 0;
}
}
break;
case AMJU_KEY_RIGHT:
#ifdef MACOSX
if (ke.modifier & AMJU_KEY_MOD_ALT) // jump to next word
#else
if (ke.modifier & AMJU_KEY_MOD_CTRL)
#endif
{
// Next word
if (ke.modifier & AMJU_KEY_MOD_SHIFT)
{
#ifdef TEXT_EDIT_DEBUG
std::cout << "Next word + select\n";
#endif
m_caret = NextWord(m_caret);
m_triListSelection = 0;
}
else
{
#ifdef TEXT_EDIT_DEBUG
std::cout << "Next word\n";
#endif
m_caret = NextWord(m_caret);
m_selectedText = m_caret;
m_triListSelection = 0;
}
}
else if (ke.modifier & AMJU_KEY_MOD_SHIFT)
{
#ifdef TEXT_EDIT_DEBUG
std::cout << "Next char + select\n";
#endif
if (m_caret < (int)m_text.size())
{
m_caret++;
m_triListSelection = 0;
}
}
else
{
#ifdef TEXT_EDIT_DEBUG
std::cout << "Next char\n";
#endif
if (m_caret < (int)m_text.size())
{
m_caret++;
m_selectedText = m_caret;
m_triListSelection = 0;
}
}
break;
case AMJU_KEY_ENTER:
// TODO multi-line
ExecuteCommand();
break;
case AMJU_KEY_SPACE:
Insert(' ');
break;
case AMJU_KEY_ESC:
// OnCancel();
break;
case AMJU_KEY_BACKSPACE:
{
int left = std::min(m_caret, m_selectedText);
int right = std::max(m_caret, m_selectedText);
if (left == right && m_caret > 0)
{
left--;
}
std::string leftStr = m_text.substr(0, left);
std::string rightStr = m_text.substr(right);
m_text = leftStr + rightStr;
m_caret = left;
m_selectedText = m_caret;
m_triListSelection = 0;
if (m_onChangeFunc)
{
m_onChangeFunc(this);
}
m_triList = 0; // force rebuild
}
break;
case AMJU_KEY_DELETE:
//if ()
{
int left = std::min(m_caret, m_selectedText);
int right = std::max(m_caret, m_selectedText);
if (left == right && m_caret < (int)m_text.size())
{
right++;
}
std::string leftStr = m_text.substr(0, left);
std::string rightStr = m_text.substr(right);
m_text = leftStr + rightStr;
m_caret = left;
m_selectedText = m_caret;
m_triListSelection = 0;
if (m_onChangeFunc)
{
m_onChangeFunc(this);
}
m_triList = 0; // force rebuild
}
break;
default:
#ifdef _DEBUG
std::cout << "Unexpected key type: " << ke.keyType << " key: '" << ke.key << "' (int: " << (int)ke.key << ")\n";
#endif
// Assert(0); // handle this key ?
break;
}
if (m_caret >= m_last || m_caret <= m_first)
{
RecalcFirstLast();
}
return true; // handled
}
void scSelection::MoveSelect( eSelectMove moveSelect )
{
int setmax = 1;
switch ( moveSelect ) {
case ePrevChar:
case eNextChar:
case ePrevCharInPara:
case eNextCharInPara:
SLCCharacterMove( *this, moveSelect );
break;
case ePrevWord:
PrevWord( );
break;
case eNextWord:
NextWord( );
break;
case ePrevSpellWord:
PrevSpellWord( );
break;
case eNextSpellWord:
NextSpellWord( );
break;
case eStartWord:
StartWord( );
break;
case eEndWord:
EndWord( );
break;
case ePrevEntireLine:
PrevEntireLine();
break;
case eNextEntireLine:
NextEntireLine();
break;
case ePrevLine:
PrevLine();
setmax = 0;
break;
case eNextLine:
NextLine();
setmax = 0;
break;
case eStartLine:
StartLine();
break;
case eEndLine:
EndLine();
break;
case ePrevPara:
case eNextPara:
case eFirstPara:
case eLastPara:
Para( moveSelect );
break;
case eBeginPara:
BeginPara();
break;
case eEndPara:
EndPara();
break;
case ePrevEntireColumn:
PrevColumn();
break;
case eNextEntireColumn:
NextColumn();
break;
case eBeginColumn:
StartColumn( );
break;
case eEndColumn:
EndColumn();
break;
case eStartStream:
fMark.SelectStartStream();
fPoint.SelectStartStream();
break;
case eEndStream:
fMark.SelectEndStream();
fPoint.SelectEndStream();
break;
default:
SCDebugBreak();
break;
}
fMark.UpdateInfo( setmax );
fPoint.UpdateInfo( setmax );
}
/* ---------- page/scroll keys ----------- */
static int DoScrolling(WINDOW wnd, int c, PARAM p2)
{
switch (c) {
case PGUP:
case PGDN:
if (isMultiLine(wnd))
BaseWndProc(EDITBOX, wnd, KEYBOARD, c, p2);
break;
case CTRL_PGUP:
case CTRL_PGDN:
BaseWndProc(EDITBOX, wnd, KEYBOARD, c, p2);
break;
case HOME:
Home(wnd);
break;
case END:
End(wnd);
break;
case CTRL_FWD:
NextWord(wnd);
break;
case CTRL_BS:
PrevWord(wnd);
break;
case CTRL_HOME:
if (isMultiLine(wnd)) {
SendMessage(wnd, SCROLLDOC, TRUE, 0);
wnd->CurrLine = 0;
wnd->WndRow = 0;
}
Home(wnd);
break;
case CTRL_END:
if (isMultiLine(wnd) &&
wnd->WndRow+wnd->wtop+1 < wnd->wlines
&& wnd->wlines > 0) {
SendMessage(wnd, SCROLLDOC, FALSE, 0);
SetLinePointer(wnd, wnd->wlines-1);
wnd->WndRow =
min(ClientHeight(wnd)-1, wnd->wlines-1);
Home(wnd);
}
End(wnd);
break;
case UP:
if (isMultiLine(wnd))
Upward(wnd);
break;
case DN:
if (isMultiLine(wnd))
Downward(wnd);
break;
case FWD:
Forward(wnd);
break;
case BS:
Backward(wnd);
break;
default:
return FALSE;
}
if (!KeyBoardMarking && TextBlockMarked(wnd)) {
ClearTextBlock(wnd);
SendMessage(wnd, PAINT, 0, 0);
}
SendMessage(wnd, KEYBOARD_CURSOR, WndCol, wnd->WndRow);
return TRUE;
}
void scSelection::Extend( eSelectMove moveSelect )
{
int setmax = 1;
switch ( moveSelect ) {
case ePrevChar:
fPoint.SelectPrevChar();
break;
case eNextChar:
fPoint.SelectNextChar();
break;
case ePrevWord:
{
TextMarker mark = fMark;
PrevWord();
fMark = mark;
break;
}
case eNextWord:
{
TextMarker mark = fMark;
NextWord( );
fMark = mark;
break;
}
case ePrevSpellWord:
fPoint.SelectPrevSpellWord( );
break;
case eNextSpellWord:
fPoint.SelectNextSpellWord( );
break;
case eStartWord:
fPoint.SelectStartWord( );
break;
case eEndWord:
fPoint.SelectEndWord( );
break;
case ePrevEntireLine:
fPoint.SelectPrevLine();
fPoint.SelectStartLine();
break;
case eNextEntireLine:
fPoint.SelectNextLine();
fPoint.SelectEndLine();
break;
case ePrevLine:
fPoint.SelectPrevLine();
setmax = 0;
break;
case eNextLine:
fPoint.SelectNextLine();
setmax = 0;
break;
case eStartLine:
fPoint.SelectStartLine();
break;
case eEndLine:
fPoint.SelectEndLine();
break;
case eBeginPara:
fPoint.SelectStartPara();
break;
case eEndPara:
fPoint.SelectEndPara();
break;
case eBeginColumn:
fPoint.SelectStartColumn();
break;
case eEndColumn:
fPoint.SelectEndColumn();
break;
case ePrevCharInPara:
fPoint.SelectPrevCharInPara();
break;
case eNextCharInPara:
fPoint.SelectNextCharInPara();
break;
case ePrevPara:
fPoint.SelectPrevPara();
break;
case eNextPara:
fPoint.SelectNextPara();
break;
case eFirstPara:
fPoint.SelectStartStream();
break;
case eLastPara:
fPoint.SelectEndStream();
break;
case eStartStream:
fPoint.SelectStartStream();
break;
case eEndStream:
fPoint.SelectEndStream();
break;
case ePrevEntireColumn:
case eNextEntireColumn:
default:
SCDebugBreak();
break;
}
fMark.UpdateInfo( setmax );
fPoint.UpdateInfo( setmax );
}
