nuclide/Source/vgui/ui_textbox.cpp

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/***
*
* Copyright (c) 2016-2019 Marco 'eukara' Hladik. All rights reserved.
*
* See the file LICENSE attached with the sources for usage details.
*
****/
enumflags
{
TEXTBOX_VISIBLE,
TEXTBOX_HOVER,
TEXTBOX_DOWN,
TEXTBOX_FOCUS,
};
class CUITextBox : CUIWidget
{
vector m_vecColor;
float m_flAlpha;
vector m_vecSize;
string m_strText;
float m_flTime;
void() CUITextBox;
virtual void() Draw;
virtual void( vector ) SetSize;
virtual void( string ) SetText;
virtual string() GetText;
virtual void( float, float, float, float ) Input;
};
void CUITextBox :: CUITextBox ( void )
{
m_vecColor = UI_MAINCOLOR;
m_flAlpha = 1.0f;
m_vecSize = '96 24';
m_iFlags = BUTTON_VISIBLE;
}
void CUITextBox :: SetSize ( vector vecSize )
{
m_vecSize = vecSize;
}
void CUITextBox :: SetText ( string strName )
{
m_strText = strName;
}
string CUITextBox :: GetText ( void )
{
return m_strText;
}
void CUITextBox :: Draw ( void )
{
drawfill( m_parent.m_vecOrigin + m_vecOrigin, m_vecSize, '0 0 0', 0.25f );
drawfill( m_parent.m_vecOrigin + m_vecOrigin, [m_vecSize[0], 1], '0 0 0', 0.5f );
drawfill( m_parent.m_vecOrigin + m_vecOrigin + [ 0, m_vecSize[1] - 1], [m_vecSize[0], 1], '1 1 1', 0.5f );
drawfill( m_parent.m_vecOrigin + m_vecOrigin + [ 0, 1], [1, m_vecSize[1] - 2], '0 0 0', 0.5f );
drawfill( m_parent.m_vecOrigin + m_vecOrigin + [ m_vecSize[0] - 1, 1], [1, m_vecSize[1] - 2], '1 1 1', 0.5f );
m_flTime += frametime * 2;
// blinking cursor
if ( m_iFlags & TEXTBOX_FOCUS ) {
if ( rint( m_flTime ) & 1 ) {
Font_DrawText( m_parent.m_vecOrigin + m_vecOrigin + [ 8, 8 ], sprintf( "%s|", m_strText ), g_fntDefault );
return;
}
}
if ( m_strText ) {
Font_DrawText( m_parent.m_vecOrigin + m_vecOrigin + [ 8, 8 ], m_strText, g_fntDefault );
}
}
void CUITextBox :: Input ( float flEVType, float flKey, float flChar, float flDevID )
{
if ( flEVType == IE_KEYDOWN ) {
switch ( flKey ) {
case K_MOUSE1 :
if ( Util_MouseAbove( getmousepos(), m_parent.m_vecOrigin + m_vecOrigin, m_vecSize ) ) {
m_iFlags |= TEXTBOX_DOWN;
}
break;
case K_BACKSPACE:
if ( m_iFlags & TEXTBOX_FOCUS ) {
m_strText = substring( m_strText, 0, strlen( m_strText ) - 1 );
}
break;
default:
if ( m_iFlags & TEXTBOX_FOCUS ) {
m_strText = sprintf( "%s%s", m_strText, chr2str( flChar ) );
}
}
} else if ( flEVType == IE_KEYUP ) {
if ( flKey == K_MOUSE1 ) {
if ( m_iFlags & TEXTBOX_DOWN && Util_MouseAbove( getmousepos(), m_parent.m_vecOrigin + m_vecOrigin, m_vecSize ) ) {
m_iFlags |= TEXTBOX_FOCUS;
} else {
m_iFlags -= ( m_iFlags & TEXTBOX_FOCUS );
}
m_iFlags -= ( m_iFlags & TEXTBOX_DOWN );
}
}
}