169 lines
2.7 KiB
C++
169 lines
2.7 KiB
C++
/*
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GWEN
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Copyright (c) 2010 Facepunch Studios
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See license in Gwen.h
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*/
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#include "Gwen/Gwen.h"
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#include "Gwen/Skin.h"
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#include "Gwen/Controls/Button.h"
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#include "Gwen/Controls/ImagePanel.h"
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using namespace Gwen;
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using namespace Gwen::Controls;
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GWEN_CONTROL_CONSTRUCTOR( Button )
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{
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m_Image = NULL;
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m_bDepressed = false;
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m_bCenterImage = false;
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SetSize( 100, 20 );
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SetMouseInputEnabled( true );
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SetIsToggle( false );
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SetAlignment( Gwen::Pos::Center );
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SetTextPadding( Padding( 3, 0, 3, 0 ) );
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m_bToggleStatus = false;
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SetKeyboardInputEnabled( false );
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SetTabable( false );
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}
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void Button::Render( Skin::Base* skin )
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{
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if ( ShouldDrawBackground() )
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{
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bool bDrawDepressed = IsDepressed() && IsHovered();
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if ( IsToggle() ) bDrawDepressed = bDrawDepressed || GetToggleState();
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bool bDrawHovered = IsHovered() && ShouldDrawHover();
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skin->DrawButton( this, bDrawDepressed, bDrawHovered );
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}
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}
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void Button::OnMouseClickLeft( int /*x*/, int /*y*/, bool bDown )
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{
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if ( bDown )
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{
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m_bDepressed = true;
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Gwen::MouseFocus = this;
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onDown.Call( this );
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}
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else
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{
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if ( IsHovered() && m_bDepressed )
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{
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OnPress();
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}
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m_bDepressed = false;
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Gwen::MouseFocus = NULL;
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onUp.Call( this );
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}
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Redraw();
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}
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void Button::OnPress()
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{
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if ( IsToggle() )
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{
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SetToggleState( !GetToggleState() );
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}
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onPress.Call( this );
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}
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void Button::SetImage( const TextObject& strName, bool bCenter )
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{
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if ( strName.GetUnicode() == L"" )
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{
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if ( m_Image )
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{
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delete m_Image;
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m_Image= NULL;
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}
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return;
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}
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if ( !m_Image )
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{
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m_Image = new ImagePanel( this );
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}
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m_Image->SetImage( strName );
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m_Image->SizeToContents();
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m_Image->SetPos( m_Padding.left, 2 );
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m_bCenterImage = bCenter;
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int IdealTextPadding = m_Image->Right() + m_Padding.left + 4;
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if ( m_rTextPadding.left < IdealTextPadding )
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{
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m_rTextPadding.left = IdealTextPadding;
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}
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}
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void Button::SetToggleState( bool b )
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{
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if ( m_bToggleStatus == b ) return;
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m_bToggleStatus = b;
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onToggle.Call( this );
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if ( m_bToggleStatus )
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{
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onToggleOn.Call( this );
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}
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else
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{
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onToggleOff.Call( this );
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}
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}
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void Button::SizeToContents()
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{
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BaseClass::SizeToContents();
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if ( m_Image )
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{
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int height = m_Image->Height() + 4;
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if ( Height() < height )
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{
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SetHeight( height );
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}
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}
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}
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bool Button::OnKeySpace( bool bDown )
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{
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OnMouseClickLeft( 0, 0, bDown );
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return true;
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}
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void Button::AcceleratePressed()
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{
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OnPress();
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}
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void Button::Layout( Skin::Base* pSkin )
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{
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BaseClass::Layout( pSkin );
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if ( m_Image )
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{
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Gwen::Align::CenterVertically( m_Image );
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if ( m_bCenterImage )
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Gwen::Align::CenterHorizontally( m_Image );
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}
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}
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void Button::OnMouseDoubleClickLeft( int x, int y )
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{
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OnMouseClickLeft( x, y, true );
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onDoubleClick.Call( this );
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}; |