kicad-source/common/dialogs/eda_view_switcher.cpp
Seth Hillbrand 0b2d4d4879 Revise Copyright statement to align with TLF
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
2025-01-01 14:12:04 -08:00

146 lines
4.2 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright The KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <dialogs/eda_view_switcher.h>
#ifdef __WXGTK__
#define LIST_BOX_H_PADDING 20
#define LIST_BOX_V_PADDING 8
#else
#define LIST_BOX_H_PADDING 10
#define LIST_BOX_V_PADDING 5
#endif
EDA_VIEW_SWITCHER::EDA_VIEW_SWITCHER( wxWindow* aParent, const wxArrayString& aItems,
wxKeyCode aCtrlKey ) :
EDA_VIEW_SWITCHER_BASE( aParent ),
m_tabState( true ),
m_receivingEvents( false ),
m_ctrlKey( aCtrlKey )
{
m_listBox->InsertItems( aItems, 0 );
m_listBox->SetSelection( std::min( 0, (int) m_listBox->GetCount() - 1 ) );
int width = 0;
int height = 0;
for( const wxString& item : aItems )
{
wxSize extents = m_listBox->GetTextExtent( item );
width = std::max( width, extents.x );
height += extents.y + LIST_BOX_V_PADDING;
}
m_listBox->SetMinSize( wxSize( width + LIST_BOX_H_PADDING,
height + ( LIST_BOX_V_PADDING * 2 ) ) );
SetInitialFocus( m_listBox );
// this line fixes an issue on Linux Ubuntu using Unity (dialog not shown),
// and works fine on all systems
GetSizer()->Fit( this );
Centre();
}
bool EDA_VIEW_SWITCHER::Show( bool aShow )
{
if( !aShow )
m_receivingEvents = false;
bool ret = DIALOG_SHIM::Show( aShow );
if( aShow )
{
m_receivingEvents = true;
// Force the dialog to always be centered over the window
Centre();
}
return ret;
}
// OK, this is *really* annoying, but wxWidgets doesn't give us key-down events while the
// control key is being held down. So we can't use OnKeyDown() or OnCharHook() and instead
// must rely on watching key states in TryBefore().
//
// Just checking the state of the tab key is tempting, but then we'll think it's been hit
// several times when it's actually just a key-down followed by a redraw or idle event.
//
// So we have to keep a state machine of the tab key.
//
bool EDA_VIEW_SWITCHER::TryBefore( wxEvent& aEvent )
{
if( !m_receivingEvents )
{
return DIALOG_SHIM::TryBefore( aEvent );
}
// Check for tab key leading edge
if( !m_tabState && wxGetKeyState( WXK_TAB ) )
{
m_tabState = true;
int idx = m_listBox->GetSelection();
if( wxGetKeyState( WXK_SHIFT ) && m_ctrlKey != WXK_SHIFT )
{
if( --idx < 0 )
m_listBox->SetSelection( (int) m_listBox->GetCount() - 1 );
else
m_listBox->SetSelection( idx );
}
else
{
if( ++idx >= (int) m_listBox->GetCount() )
m_listBox->SetSelection( 0 );
else
m_listBox->SetSelection( idx );
}
return true;
}
// Check for tab key trailing edge
if( m_tabState && !wxGetKeyState( WXK_TAB ) )
{
m_tabState = false;
}
// Check for control key trailing edge
if( !wxGetKeyState( m_ctrlKey ) )
{
wxPostEvent( this, wxCommandEvent( wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK ) );
}
else if( wxGetKeyState( WXK_ESCAPE ) )
{
wxPostEvent( this, wxCommandEvent( wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL ) );
}
return DIALOG_SHIM::TryBefore( aEvent );
}