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0b2d4d4879
Recommendation is to avoid using the year nomenclature as this information is already encoded in the git repo. Avoids needing to repeatly update. Also updates AUTHORS.txt from current repo with contributor names
354 lines
9.2 KiB
C++
354 lines
9.2 KiB
C++
/*
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* This program source code file is part of KICAD, a free EDA CAD application.
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*
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* Copyright (C) 2016 Anil8735(https://stackoverflow.com/users/3659387/anil8753)
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* from https://stackoverflow.com/a/37274011
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* Copyright The KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <widgets/split_button.h>
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#include <wx/button.h>
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#include <wx/dcclient.h>
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#include <wx/dcmemory.h>
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#include <wx/menu.h>
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#include <wx/renderer.h>
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#include <wx/settings.h>
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#include <wx/version.h>
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#include <kiplatform/ui.h>
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SPLIT_BUTTON::SPLIT_BUTTON( wxWindow* aParent, wxWindowID aId, const wxString& aLabel,
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const wxPoint& aPos, const wxSize& aSize ) :
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wxPanel( aParent, aId, aPos, aSize, wxBORDER_NONE | wxTAB_TRAVERSAL, wxS( "DropDownButton" ) ),
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m_label( aLabel )
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{
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m_arrowButtonWidth = FromDIP( 20 ); // just a fixed eyeballed constant width
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m_widthPadding = FromDIP( 10 );
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if( aSize == wxDefaultSize )
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{
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wxSize defaultSize = wxButton::GetDefaultSize( aParent );
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wxSize textSize = GetTextExtent( m_label );
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SetMinSize( wxSize( std::max( textSize.GetWidth(), defaultSize.GetWidth() + 1 ),
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defaultSize.GetHeight() + 1 ) );
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}
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Bind( wxEVT_PAINT, &SPLIT_BUTTON::OnPaint, this );
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Bind( wxEVT_LEFT_UP, &SPLIT_BUTTON::OnLeftButtonUp, this );
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Bind( wxEVT_LEFT_DOWN, &SPLIT_BUTTON::OnLeftButtonDown, this );
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Bind( wxEVT_KILL_FOCUS, &SPLIT_BUTTON::OnKillFocus, this );
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Bind( wxEVT_LEAVE_WINDOW, &SPLIT_BUTTON::OnMouseLeave, this );
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Bind( wxEVT_ENTER_WINDOW, &SPLIT_BUTTON::OnMouseEnter, this );
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Bind( wxEVT_SYS_COLOUR_CHANGED, wxSysColourChangedEventHandler( SPLIT_BUTTON::onThemeChanged ),
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this );
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m_pMenu = new wxMenu();
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}
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SPLIT_BUTTON::~SPLIT_BUTTON()
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{
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delete m_pMenu;
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m_pMenu = nullptr;
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}
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void SPLIT_BUTTON::onThemeChanged( wxSysColourChangedEvent &aEvent )
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{
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Refresh();
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}
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void SPLIT_BUTTON::SetMinSize( const wxSize& aSize )
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{
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m_unadjustedMinSize = aSize;
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wxPanel::SetMinSize( wxSize( aSize.GetWidth() + m_arrowButtonWidth + m_widthPadding,
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aSize.GetHeight() ) );
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}
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void SPLIT_BUTTON::SetWidthPadding( int aPadding )
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{
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m_widthPadding = aPadding;
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SetMinSize( m_unadjustedMinSize );
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}
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void SPLIT_BUTTON::SetBitmap( const wxBitmapBundle& aBmp )
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{
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m_bitmap = aBmp;
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#ifndef __WXMSW__
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SetMinSize( m_bitmap.GetDefaultSize() );
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#else
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SetMinSize( m_bitmap.GetPreferredBitmapSizeFor( this ) );
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#endif
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}
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void SPLIT_BUTTON::SetLabel( const wxString& aLabel )
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{
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if( m_label != aLabel )
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{
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m_label = aLabel;
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Refresh();
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}
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}
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wxMenu* SPLIT_BUTTON::GetSplitButtonMenu()
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{
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return m_pMenu;
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}
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void SPLIT_BUTTON::OnKillFocus( wxFocusEvent& aEvent )
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{
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if( m_stateButton != 0 || m_stateMenu != 0 )
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{
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m_stateButton = 0;
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m_stateMenu = 0;
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Refresh();
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}
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aEvent.Skip();
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}
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void SPLIT_BUTTON::OnMouseLeave( wxMouseEvent& aEvent )
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{
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if( m_stateButton != 0 || m_stateMenu != 0 )
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{
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m_stateButton = 0;
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m_stateMenu = 0;
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Refresh();
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}
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aEvent.Skip();
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}
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void SPLIT_BUTTON::OnMouseEnter( wxMouseEvent& aEvent )
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{
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if( m_stateButton != wxCONTROL_CURRENT || m_stateMenu != wxCONTROL_CURRENT )
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{
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m_stateButton = wxCONTROL_CURRENT;
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m_stateMenu = wxCONTROL_CURRENT;
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Refresh();
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}
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aEvent.Skip();
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}
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void SPLIT_BUTTON::OnLeftButtonUp( wxMouseEvent& aEvent )
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{
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m_stateButton = 0;
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m_stateMenu = 0;
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Refresh();
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int x = -1;
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int y = -1;
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aEvent.GetPosition( &x, &y );
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if( x < ( GetSize().GetWidth() - m_arrowButtonWidth ) )
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{
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wxEvtHandler* pEventHandler = GetEventHandler();
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wxASSERT( pEventHandler );
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pEventHandler->CallAfter(
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[this]()
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{
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wxCommandEvent evt( wxEVT_BUTTON, GetId() );
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evt.SetEventObject( this );
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GetEventHandler()->ProcessEvent( evt );
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} );
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}
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m_bLButtonDown = false;
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aEvent.Skip();
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}
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void SPLIT_BUTTON::OnLeftButtonDown( wxMouseEvent& aEvent )
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{
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m_bLButtonDown = true;
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int x = -1;
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int y = -1;
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aEvent.GetPosition( &x, &y );
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if( x >= ( GetSize().GetWidth() - m_arrowButtonWidth ) )
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{
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m_stateButton = 0;
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m_stateMenu = wxCONTROL_PRESSED;
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Refresh();
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wxSize size = GetSize();
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wxPoint position;
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position.x = 0;
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position.y = size.GetHeight();
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PopupMenu( m_pMenu, position );
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m_stateMenu = 0;
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Refresh();
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}
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else
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{
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m_stateButton = wxCONTROL_PRESSED;
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m_stateMenu = wxCONTROL_PRESSED;
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Refresh();
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}
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aEvent.Skip();
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}
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void SPLIT_BUTTON::OnPaint( wxPaintEvent& WXUNUSED( aEvent ) )
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{
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wxPaintDC dc( this );
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wxSize size = GetSize();
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const int width = size.GetWidth() - m_arrowButtonWidth;
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#ifdef __WXMAC__
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auto drawBackground =
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[&]( wxRect aRect )
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{
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// wxWidgets doesn't have much support for dark mode on OSX; none of the
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// system colours return the right values, nor does wxRendererNative draw
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// the borders correctly. So we add some empirically chosen hacks here.
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// NOTE: KEEP THESE HACKS IN SYNC WITH STD_BITMAP_BUTTON
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wxColor fg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNTEXT );
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wxColor bg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
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aRect.width += 1;
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aRect.height += 1;
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if( KIPLATFORM::UI::IsDarkTheme() )
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{
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bg = bg.ChangeLightness( m_bIsEnable ? 130 : 120 );
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dc.SetBrush( bg );
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dc.SetPen( bg );
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}
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else
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{
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bg = bg.ChangeLightness( m_bIsEnable ? 200 : 160 );
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dc.SetBrush( bg );
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fg = fg.ChangeLightness( 180 );
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dc.SetPen( fg );
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}
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dc.DrawRoundedRectangle( aRect, aRect.height / 4.0 );
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};
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#endif
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// Draw first part of button
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wxRect r1;
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r1.x = 0;
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r1.y = 0;
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r1.width = width;
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r1.height = size.GetHeight();
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#ifdef __WXMAC__
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// wxRendereNative doesn't handle dark mode on OSX.
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drawBackground( r1 );
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#else
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#ifdef _WXMSW_
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r1.width += 2;
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#endif
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wxRendererNative::Get().DrawPushButton( this, dc, r1, m_stateButton );
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#endif
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SetForegroundColour( m_bIsEnable ? wxSystemSettings::GetColour( wxSYS_COLOUR_BTNTEXT )
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: wxSystemSettings::GetColour( wxSYS_COLOUR_GRAYTEXT ) );
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if( m_bitmap.IsOk() )
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{
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#ifndef __WXMSW__
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wxSize bmpSize = m_bitmap.GetDefaultSize();
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#else
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wxSize bmpSize = m_bitmap.GetPreferredBitmapSizeFor( this );
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#endif
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wxBitmap bmp = m_bitmap.GetBitmapFor( this );
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wxMemoryDC mdc( bmp );
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r1.x = ( width - bmpSize.GetWidth() ) / 2;
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if( r1.x < 0 )
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r1.x = 0;
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r1.y += ( size.GetHeight() - bmpSize.GetHeight() ) / 2;
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dc.Blit( wxPoint( r1.x, r1.y ), bmpSize, &mdc, wxPoint( 0, 0 ), wxCOPY, true );
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}
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else
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{
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r1.y += ( ( size.GetHeight() - GetCharHeight() ) / 2 ) - 1;
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dc.DrawLabel( m_label, r1, wxALIGN_CENTER_HORIZONTAL );
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}
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// Draw second part of button
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wxRect r2;
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r2.x = width;
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r2.y = 0;
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r2.width = m_arrowButtonWidth;
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r2.height = size.GetHeight();
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#ifdef __WXMAC__
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// wxRendereNative doesn't handle dark mode on OSX.
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drawBackground( r2 );
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#else
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r2.x -= 2;
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wxRendererNative::Get().DrawPushButton( this, dc, r2, m_stateMenu );
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#endif
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wxRendererNative::Get().DrawDropArrow( this, dc, r2, m_stateMenu );
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}
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bool SPLIT_BUTTON::Enable( bool aEnable )
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{
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m_bIsEnable = aEnable;
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wxPanel::Enable( m_bIsEnable );
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if( m_bIsEnable
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&& ( m_stateButton == wxCONTROL_DISABLED || m_stateMenu == wxCONTROL_DISABLED ) )
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{
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m_stateButton = 0;
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m_stateMenu = 0;
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Refresh();
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}
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if( !m_bIsEnable
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&& ( m_stateButton != wxCONTROL_DISABLED || m_stateMenu != wxCONTROL_DISABLED ) )
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{
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m_stateButton = wxCONTROL_DISABLED;
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m_stateMenu = wxCONTROL_DISABLED;
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Refresh();
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}
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return aEnable;
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}
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