void LineEditor::_requestResize( Item * pItem )
{
m_bResetCaretOnFocus = true;
_requestResize();
_requestRender();
_adjustViewOfs();
}
void WgLineEditor::_onFieldResize( WgField * pField )
{
m_bResetCursorOnFocus = true;
_requestResize();
_requestRender();
_adjustViewOfs();
}
void LineEditor::_setSize( const Size& size )
{
Widget::_setSize(_size);
_adjustViewOfs();
_requestRender();
}
bool LineEditor::insertCharAtCaret( uint16_t c )
{
if( !_isEditable() )
return false;
if( !m_state.isFocused() )
if( !grabFocus() )
return false; // Couldn't get input focus...
if( !m_text.putChar( c ) )
return false;
Base::msgRouter()->post( new TextEditMsg(text.ptr(),false) );
_adjustViewOfs();
return true;
}
int LineEditor::insertTextAtCaret( const CharSeq& str )
{
if( !_isEditable() )
return 0;
if( !m_state.isFocused() )
if( !grabFocus() )
return 0; // Couldn't get input focus...
int retVal = m_text.putText( str );
Base::msgRouter()->post( new TextEditMsg(text.ptr(),false) );
_adjustViewOfs();
return retVal;
}
bool WgLineEditor::InsertCharAtCursor( Uint16 c )
{
if( !_isEditable() )
return false;
if( !m_state.IsFocused() )
if( !GrabFocus() )
return false; // Couldn't get input focus...
if( !m_text.putChar( c ) )
return false;
_queueEvent( new WgTextEditEvent(this,&text,false) );
_adjustViewOfs();
return true;
}
int WgLineEditor::InsertTextAtCursor( const WgCharSeq& str )
{
if( !_isEditable() )
return 0;
if( !m_state.IsFocused() )
if( !GrabFocus() )
return 0; // Couldn't get input focus...
int retVal = m_text.putText( str );
_queueEvent( new WgTextEditEvent(this,&text,false) );
_adjustViewOfs();
return retVal;
}
void LineEditor::_receive( const Msg_p& pMsg )
{
Widget::_receive(pMsg);
MsgRouter_p pHandler = Base::msgRouter();
MsgType event = pMsg->type();
if( event == MsgType::Tick )
{
if( _isSelectable() && m_state.isFocused() )
{
m_text.incTime( TickMsg::cast(pMsg)->timediff() );
_requestRender(); //TODO: Should only render the cursor and selection!
}
return;
}
if( (event == MsgType::MousePress || event == MsgType::MouseDrag) && MouseButtonMsg::cast(pMsg)->button() == MouseButton::Left )
{
MouseButtonMsg_p pButtonMsg = MouseButtonMsg::cast(pMsg);
if( !m_state.isFocused() )
grabFocus();
if( m_state.isFocused() )
{
if( _isSelectable() && (pButtonMsg->modKeys() & MODKEY_SHIFT) )
{
m_text.setSelectionMode(true);
}
Coord ofs = pButtonMsg->pointerPos() - globalPos();
int x = ofs.x + m_viewOfs;
int y = 0;
if( m_bPasswordMode )
{
TextAttr attr;
m_text.getBaseAttr( attr );
Pen pen;
pen.setAttributes( attr );
pen.setChar(m_pwGlyph);
pen.advancePos();
int spacing = pen.getPosX();
int height = pen.getLineSpacing();
int line = y/height;
int col = (x+spacing/2)/spacing;
if(col < 0)
{
col = 0;
line = 0;
}
m_text.gotoSoftPos(line,col);
}
else
{
m_text.cursorGotoCoord( Coord(x, 0), Rect(0,0,1000000,1000000) );
}
if(_isSelectable() && event == MsgType::MousePress && !(pButtonMsg->modKeys() & MODKEY_SHIFT))
{
m_text.clearSelection();
m_text.setSelectionMode(true);
}
}
_adjustViewOfs();
}
if( event == MsgType::MouseRelease )
{
if( m_state.isFocused() && MouseButtonMsg::cast(pMsg)->button() == MouseButton::Left )
m_text.setSelectionMode(false);
}
if( event == MsgType::TextInput )
{
String str = TextInputMsg::cast(pMsg)->text();
if( _isEditable() && m_state.isFocused() )
{
if(m_text.hasSelection())
m_text.delSelection();
m_text.setSelectionMode(false);
bool bModified = false;
for( int i = 0 ; i < str.length() ; i++ )
{
unsigned short ch = str.chars()[i].getGlyph();
if( ch >= 32 && ch != 127 )
{
if( m_text.putChar( ch ) )
bModified = true;
}
}
if( bModified )
{
if( pHandler )
pHandler->post( new TextEditMsg(text.ptr(),false) );
_adjustViewOfs();
}
}
}
if( event == MsgType::KeyRelease && m_state.isFocused() )
{
Key key = KeyMsg::cast(pMsg)->translatedKeyCode();
switch( key )
{
case Key::Shift:
if(!Base::inputHandler()->isButtonPressed(MouseButton::Left))
m_text.setSelectionMode(false);
break;
}
}
if( (event == MsgType::KeyPress || event == MsgType::KeyRepeat) && _isEditable() && m_state.isFocused() )
{
KeyMsg_p pKeyMsg = KeyMsg::cast(pMsg);
Key key = pKeyMsg->translatedKeyCode();
switch( key )
{
case Key::Left:
if( pKeyMsg->modKeys() & MODKEY_SHIFT )
m_text.setSelectionMode(true);
if( pKeyMsg->modKeys() & MODKEY_CTRL )
{
if( m_bPasswordMode )
m_text.goBol();
else
m_text.gotoPrevWord();
}
else
{
m_text.goLeft();
}
break;
case Key::Right:
if( pKeyMsg->modKeys() & MODKEY_SHIFT )
m_text.setSelectionMode(true);
if( pKeyMsg->modKeys() & MODKEY_CTRL )
{
if( m_bPasswordMode )
m_text.goEol();
else
m_text.gotoNextWord();
}
else
{
m_text.goRight();
}
break;
case Key::Backspace:
{
if(m_text.hasSelection())
m_text.delSelection();
else if( (pKeyMsg->modKeys() & MODKEY_CTRL) && !m_bPasswordMode)
m_text.delPrevWord();
else
m_text.delPrevChar();
if( pHandler )
pHandler->post( new TextEditMsg(text.ptr(),false) );
break;
}
case Key::Delete:
{
if(m_text.hasSelection())
m_text.delSelection();
else if( (pKeyMsg->modKeys() & MODKEY_CTRL) && !m_bPasswordMode)
m_text.delNextWord();
else
m_text.delNextChar();
if( pHandler )
pHandler->post( new TextEditMsg(text.ptr(),false) );
break;
}
case Key::Home:
/*
* I am not sure if this is the proper way to this, but in my opinion, the default
* "actions" has to be separated from any modifier key action combination
*/
switch( pKeyMsg->modKeys() )
{
case MODKEY_CTRL:
break;
default: // no modifier key was pressed
if(pKeyMsg->modKeys() & MODKEY_SHIFT )
m_text.setSelectionMode(true);
m_text.goBol();
break;
}
break;
case Key::End:
/*
* I am not sure if this is the proper way to this, but in my opinion, the default
* "actions" has to be separated from any modifier key action combination
*/
switch( pKeyMsg->modKeys() )
{
case MODKEY_CTRL:
break;
default: // no modifier key was pressed
if( pKeyMsg->modKeys() & MODKEY_SHIFT )
m_text.setSelectionMode(true);
m_text.goEol();
break;
}
break;
default:
break;
}
_adjustViewOfs();
}
// Swallow message depending on rules.
if( pMsg->isMouseButtreceive() )
{
if( MouseButtonMsg::cast(pMsg)->button() == MouseButton::Left )
pMsg->swallow();
}
else if( pMsg->isKeyMsg() )
{
Key key = KeyMsg::cast(pMsg)->translatedKeyCode();
if( KeyMsg::cast(pMsg)->isMovementKey() == true ||
key == Key::Delete || key == Key::Backspace )
pMsg->swallow();
//TODO: Would be good if we didn't forward any character-creating keys either...
}
}
void WgLineEditor::_onNewSize( const WgSize& size )
{
_adjustViewOfs();
_requestRender();
}
void WgLineEditor::_onEvent( const WgEventPtr& pEvent, WgEventHandler * pHandler )
{
WgWidget::_onEvent(pEvent,pHandler);
WgEventType event = pEvent->Type();
if( event == WG_EVENT_TICK )
{
if( _isSelectable() && m_state.IsFocused() )
{
m_text.incTime( WgTickEvent::Cast(pEvent)->Millisec() );
_requestRender(); //TODO: Should only render the cursor and selection!
}
return;
}
if( (event == WG_EVENT_MOUSE_PRESS || event == WG_EVENT_MOUSE_DRAG) && WgMouseButtonEvent::Cast(pEvent)->Button() == WG_BUTTON_LEFT )
{
if( !m_state.IsFocused() )
GrabFocus();
if( m_state.IsFocused() )
{
if( _isSelectable() && (pEvent->ModKeys() & WG_MODKEY_SHIFT) )
{
m_text.setSelectionMode(true);
}
WgCoord ofs = pEvent->PointerPos();
int x = ofs.x + m_viewOfs;
int y = 0;
if( m_bPasswordMode )
{
WgTextAttr attr;
m_text.GetBaseAttr( attr );
WgPen pen;
pen.SetAttributes( attr );
pen.SetChar(m_pwGlyph);
pen.AdvancePos();
int spacing = pen.GetPosX();
int height = pen.GetLineSpacing();
int line = y/height;
int col = (x+spacing/2)/spacing;
if(col < 0)
{
col = 0;
line = 0;
}
m_text.gotoSoftPos(line,col);
}
else
{
m_text.CursorGotoCoord( WgCoord(x, 0), WgRect(0,0,1000000,1000000) );
}
if(_isSelectable() && event == WG_EVENT_MOUSE_PRESS && !(pEvent->ModKeys() & WG_MODKEY_SHIFT))
{
m_text.ClearSelection();
m_text.setSelectionMode(true);
}
}
_adjustViewOfs();
}
if( event == WG_EVENT_MOUSE_RELEASE )
{
if( m_state.IsFocused() && WgMouseButtonEvent::Cast(pEvent)->Button() == WG_BUTTON_LEFT )
m_text.setSelectionMode(false);
}
if( event == WG_EVENT_CHARACTER )
{
int ch = WgCharacterEvent::Cast(pEvent)->Char();
if( _isEditable() && m_state.IsFocused() && ch >= 32 && ch != 127)
{
if(m_text.hasSelection())
m_text.delSelection();
m_text.setSelectionMode(false);
if( m_text.putChar( ch ) )
{
if( pHandler )
pHandler->QueueEvent( new WgTextEditEvent(this,&text,false) );
_adjustViewOfs();
}
}
}
if( event == WG_EVENT_KEY_RELEASE && m_state.IsFocused() )
{
int key = WgKeyEvent::Cast(pEvent)->TranslatedKeyCode();
switch( key )
{
case WG_KEY_SHIFT:
if(!pHandler->IsMouseButtonPressed(1))
m_text.setSelectionMode(false);
break;
}
}
if( (event == WG_EVENT_KEY_PRESS || event == WG_EVENT_KEY_REPEAT) && _isEditable() && m_state.IsFocused() )
{
int key = WgKeyEvent::Cast(pEvent)->TranslatedKeyCode();
switch( key )
{
case WG_KEY_LEFT:
if( pEvent->ModKeys() & WG_MODKEY_SHIFT )
m_text.setSelectionMode(true);
if( pEvent->ModKeys() & WG_MODKEY_CTRL )
{
if( m_bPasswordMode )
m_text.GoBOL();
else
m_text.gotoPrevWord();
}
else
{
m_text.goLeft();
}
break;
case WG_KEY_RIGHT:
if( pEvent->ModKeys() & WG_MODKEY_SHIFT )
m_text.setSelectionMode(true);
if( pEvent->ModKeys() & WG_MODKEY_CTRL )
{
if( m_bPasswordMode )
m_text.GoEOL();
else
m_text.gotoNextWord();
}
else
{
m_text.goRight();
}
break;
case WG_KEY_BACKSPACE:
{
if(m_text.hasSelection())
m_text.delSelection();
else if( (pEvent->ModKeys() & WG_MODKEY_CTRL) && !m_bPasswordMode)
m_text.delPrevWord();
else
m_text.delPrevChar();
if( pHandler )
pHandler->QueueEvent( new WgTextEditEvent(this,&text,false) );
break;
}
case WG_KEY_DELETE:
{
if(m_text.hasSelection())
m_text.delSelection();
else if( (pEvent->ModKeys() & WG_MODKEY_CTRL) && !m_bPasswordMode)
m_text.delNextWord();
else
m_text.delNextChar();
if( pHandler )
pHandler->QueueEvent( new WgTextEditEvent(this,&text,false) );
break;
}
case WG_KEY_HOME:
/*
* I am not sure if this is the proper way to this, but in my opinion, the default
* "actions" has to be separated from any modifier key action combination
*/
switch( pEvent->ModKeys() )
{
case WG_MODKEY_CTRL:
break;
default: // no modifier key was pressed
if(pEvent->ModKeys() & WG_MODKEY_SHIFT )
m_text.setSelectionMode(true);
m_text.GoBOL();
break;
}
break;
case WG_KEY_END:
/*
* I am not sure if this is the proper way to this, but in my opinion, the default
* "actions" has to be separated from any modifier key action combination
*/
switch( pEvent->ModKeys() )
{
case WG_MODKEY_CTRL:
break;
default: // no modifier key was pressed
if( pEvent->ModKeys() & WG_MODKEY_SHIFT )
m_text.setSelectionMode(true);
m_text.GoEOL();
break;
}
break;
default:
break;
}
_adjustViewOfs();
}
// Forward event depending on rules.
if( pEvent->IsMouseButtonEvent() )
{
if( WgMouseButtonEvent::Cast(pEvent)->Button() == WG_BUTTON_LEFT )
pHandler->SwallowEvent(pEvent);
}
else if( pEvent->IsKeyEvent() )
{
int key = WgKeyEvent::Cast(pEvent)->TranslatedKeyCode();
if( WgKeyEvent::Cast(pEvent)->IsMovementKey() == true ||
key == WG_KEY_DELETE || key == WG_KEY_BACKSPACE )
pHandler->SwallowEvent(pEvent);
//TODO: Would be good if we didn't forward any character-creating keys either...
}
}
