kicad/cvpcb/class_components_listbox.cpp

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/*************************************************************************/
/* listboxes.cpp: class for displaying footprint list and component list */
/*************************************************************************/
#include <fctsys.h>
#include <wxstruct.h>
#include <cvpcb.h>
#include <cvpcb_mainframe.h>
#include <cvstruct.h>
/**************************************************/
/* ListBox handling the schematic components list */
/**************************************************/
COMPONENTS_LISTBOX::COMPONENTS_LISTBOX( CVPCB_MAINFRAME* parent, wxWindowID id,
const wxPoint& loc, const wxSize& size,
int nbitems, wxString choice[] ) :
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ITEMS_LISTBOX_BASE( parent, id, loc, size, LISTB_STYLE & ~wxLC_SINGLE_SEL )
{
}
COMPONENTS_LISTBOX::~COMPONENTS_LISTBOX()
{
}
/* Build the events table for the schematic components list box
*/
BEGIN_EVENT_TABLE( COMPONENTS_LISTBOX, ITEMS_LISTBOX_BASE )
EVT_SIZE( ITEMS_LISTBOX_BASE::OnSize )
EVT_CHAR( COMPONENTS_LISTBOX::OnChar )
END_EVENT_TABLE()
void COMPONENTS_LISTBOX::Clear()
{
m_ComponentList.Clear();
SetItemCount( 0 );
}
int COMPONENTS_LISTBOX::GetCount()
{
return m_ComponentList.Count();
}
void COMPONENTS_LISTBOX::SetString( unsigned linecount, const wxString& text )
{
if( linecount >= m_ComponentList.Count() )
linecount = m_ComponentList.Count() - 1;
if( linecount >= 0 )
m_ComponentList[linecount] = text;
}
void COMPONENTS_LISTBOX::AppendLine( const wxString& text )
{
m_ComponentList.Add( text );
SetItemCount( m_ComponentList.Count() );
}
/*
* Overlaid function: MUST be provided in wxLC_VIRTUAL mode
* because real data are not handled by ITEMS_LISTBOX_BASE
*/
wxString COMPONENTS_LISTBOX::OnGetItemText( long item, long column ) const
{
return m_ComponentList.Item( item );
}
/*
* Enable or disable an item
*/
void COMPONENTS_LISTBOX::SetSelection( unsigned index, bool State )
{
if( (int) index >= GetCount() )
index = GetCount() - 1;
if( (index >= 0) && (GetCount() > 0) )
{
Select( index, State );
EnsureVisible( index );
#ifdef __WXMAC__
Update();
#endif
}
}
/**
* Function OnChar
* called on a key pressed
* Call default handler for some special keys,
* and for "ascii" keys, select the first component
* that the name starts by the letter.
* This is the defaut behaviour of a listbox, but because we use
* virtual lists, the listbox does not know anything to what is displayed,
* we must handle this behaviour here.
* Furthermore the reference of components is not at the beginning of
* displayed lines (the first word is the line number)
*/
void COMPONENTS_LISTBOX::OnChar( wxKeyEvent& event )
{
int key = event.GetKeyCode();
switch( key )
{
case WXK_HOME:
case WXK_END:
case WXK_UP:
case WXK_DOWN:
case WXK_PAGEUP:
case WXK_PAGEDOWN:
case WXK_LEFT:
case WXK_NUMPAD_LEFT:
event.Skip();
return;
case WXK_RIGHT:
case WXK_NUMPAD_RIGHT:
GetParent()->m_FootprintList->SetFocus();
return;
default:
break;
}
// Search for an item name starting by the key code:
key = toupper(key);
for( unsigned ii = 0; ii < m_ComponentList.GetCount(); ii++ )
{
wxString text = m_ComponentList.Item(ii);
/* search for the start char of the footprint name.
* we must skip the line number
*/
text.Trim(false); // Remove leading spaces in line
unsigned jj = 0;
for( ; jj < text.Len(); jj++ )
{ // skip line number
if( text[jj] == ' ' )
break;
}
for( ; jj < text.Len(); jj++ )
{ // skip blanks
if( text[jj] != ' ' )
break;
}
int start_char = toupper(text[jj]);
if ( key == start_char )
{
Focus( ii );
SetSelection( ii, true ); // Ensure visible
break;
}
}
}