246 lines
7.4 KiB
C++
246 lines
7.4 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) 2018 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/grid_icon_text_helpers.h>
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#include <wx/textctrl.h>
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#include <wx/dc.h>
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#include <bitmaps.h>
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//---- Grid helpers: custom wxGridCellRenderer that renders icon and a label ------------
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GRID_CELL_ICON_TEXT_RENDERER::GRID_CELL_ICON_TEXT_RENDERER( const std::vector<BITMAPS>& icons,
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const wxArrayString& names ) :
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m_icons( icons ),
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m_names( names )
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{
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}
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void GRID_CELL_ICON_TEXT_RENDERER::Draw( wxGrid& aGrid, wxGridCellAttr& aAttr, wxDC& aDC,
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const wxRect& aRect, int aRow, int aCol, bool isSelected )
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{
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wxString value = aGrid.GetCellValue( aRow, aCol );
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wxBitmap bitmap;
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wxRect rect = aRect;
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rect.Inflate( -1 );
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// erase background
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wxGridCellRenderer::Draw( aGrid, aAttr, aDC, aRect, aRow, aCol, isSelected );
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// draw the icon
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// note that the set of icons might be smaller than the set of labels if the last
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// label is <...>.
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auto position = m_names.Index( value );
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if( position < (int) m_icons.size() && position != wxNOT_FOUND )
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{
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bitmap = KiBitmap( m_icons[ position ] );
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aDC.DrawBitmap( bitmap, rect.GetLeft() + 3, rect.GetTop() + 2, true );
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}
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// still need a bitmap to fetch the width
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else
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bitmap = KiBitmap( m_icons[ 0 ] );
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// draw the text
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rect.SetLeft( rect.GetLeft() + bitmap.GetWidth() + 7 );
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SetTextColoursAndFont( aGrid, aAttr, aDC, isSelected );
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aGrid.DrawTextRectangle( aDC, value, rect, wxALIGN_LEFT, wxALIGN_CENTRE );
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}
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wxSize GRID_CELL_ICON_TEXT_RENDERER::GetBestSize( wxGrid& grid, wxGridCellAttr& attr, wxDC& dc,
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int row, int col )
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{
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wxBitmap bitmap = KiBitmap( m_icons[ row ] );
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wxString text = grid.GetCellValue( row, col );
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wxSize size = wxGridCellStringRenderer::DoGetBestSize( attr, dc, text );
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size.x += bitmap.GetWidth() + 6;
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return size;
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}
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//---- Grid helpers: custom wxGridCellRenderer that renders just an icon ----------------
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//
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// Note: this renderer is supposed to be used with read only cells
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GRID_CELL_ICON_RENDERER::GRID_CELL_ICON_RENDERER(const wxBitmap& icon) : m_icon( icon )
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{
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}
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void GRID_CELL_ICON_RENDERER::Draw( wxGrid& aGrid, wxGridCellAttr& aAttr, wxDC& aDC,
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const wxRect& aRect, int aRow, int aCol, bool isSelected )
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{
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wxRect rect = aRect;
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rect.Inflate( -1 );
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// erase background
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wxGridCellRenderer::Draw( aGrid, aAttr, aDC, aRect, aRow, aCol, isSelected );
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// Draw icon
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if( m_icon.IsOk() )
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{
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aDC.DrawBitmap( m_icon,
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rect.GetLeft() + ( rect.GetWidth() - m_icon.GetWidth() ) / 2,
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rect.GetTop() + ( rect.GetHeight() - m_icon.GetHeight() ) / 2,
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true );
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}
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}
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wxSize GRID_CELL_ICON_RENDERER::GetBestSize( wxGrid& grid, wxGridCellAttr& attr, wxDC& dc, int row, int col )
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{
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return wxSize( m_icon.GetWidth() + 6, m_icon.GetHeight() + 4 );
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}
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wxGridCellRenderer* GRID_CELL_ICON_RENDERER::Clone() const
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{
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return new GRID_CELL_ICON_RENDERER( m_icon );
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}
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//---- Grid helpers: custom wxGridCellEditor ------------------------------------------
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//
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// Note: this implementation is an adaptation of wxGridCellChoiceEditor
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GRID_CELL_ICON_TEXT_POPUP::GRID_CELL_ICON_TEXT_POPUP( const std::vector<BITMAPS>& icons,
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const wxArrayString& names ) :
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m_icons( icons ),
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m_names( names )
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{
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}
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wxGridCellEditor* GRID_CELL_ICON_TEXT_POPUP::Clone() const
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{
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return new GRID_CELL_ICON_TEXT_POPUP( m_icons, m_names );
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}
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void GRID_CELL_ICON_TEXT_POPUP::Create( wxWindow* aParent, wxWindowID aId,
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wxEvtHandler* aEventHandler )
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{
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m_control = new wxBitmapComboBox(
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aParent, aId, wxEmptyString, wxDefaultPosition, wxDefaultSize, 0, NULL,
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wxCB_READONLY | wxTE_PROCESS_ENTER | wxTE_PROCESS_TAB | wxBORDER_NONE );
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for( unsigned i = 0; i < m_names.size(); ++i )
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{
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// note that the set of icons might be smaller than the set of labels if
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// the last label is <...>.
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if( i < m_icons.size() )
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Combo()->Append( m_names[ i ], KiBitmap( m_icons[ i ] ) );
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else
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Combo()->Append( m_names[ i ] );
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}
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wxGridCellEditor::Create(aParent, aId, aEventHandler);
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}
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wxString GRID_CELL_ICON_TEXT_POPUP::GetValue() const
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{
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return Combo()->GetValue();
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}
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void GRID_CELL_ICON_TEXT_POPUP::SetSize( const wxRect& aRect )
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{
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wxRect rect( aRect );
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rect.Inflate( -1 );
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#if !defined( __WXMSW__ ) && !defined( __WXGTK20__ )
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// Only implemented in generic wxBitmapComboBox; MSW and GTK use native controls
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Combo()->SetButtonPosition( 0, 0, wxRIGHT, 2 );
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#endif
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#if defined( __WXMAC__ )
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rect.Inflate( 3 ); // no FOCUS_RING, even on Mac
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#endif
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Combo()->SetSize( rect, wxSIZE_ALLOW_MINUS_ONE );
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}
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void GRID_CELL_ICON_TEXT_POPUP::BeginEdit( int aRow, int aCol, wxGrid* aGrid )
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{
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auto evtHandler = static_cast<wxGridCellEditorEvtHandler*>( m_control->GetEventHandler() );
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// Don't immediately end if we get a kill focus event within BeginEdit
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evtHandler->SetInSetFocus( true );
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m_value = aGrid->GetTable()->GetValue( aRow, aCol );
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Combo()->SetSelection( Combo()->FindString( m_value ) );
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Combo()->SetFocus();
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#ifdef __WXOSX_COCOA__
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// This is a work around for the combobox being simply dismissed when a
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// choice is made in it under OS X. The bug is almost certainly due to a
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// problem in focus events generation logic but it's not obvious to fix and
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// for now this at least allows to use wxGrid.
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Combo()->Popup();
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#endif
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// When dropping down the menu, a kill focus event
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// happens after this point, so we can't reset the flag yet.
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#if !defined(__WXGTK20__)
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evtHandler->SetInSetFocus( false );
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#endif
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}
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bool GRID_CELL_ICON_TEXT_POPUP::EndEdit( int , int , const wxGrid* , const wxString& ,
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wxString *aNewVal )
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{
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const wxString value = Combo()->GetValue();
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if( value == m_value )
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return false;
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m_value = value;
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if( aNewVal )
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*aNewVal = value;
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return true;
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}
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void GRID_CELL_ICON_TEXT_POPUP::ApplyEdit( int aRow, int aCol, wxGrid* aGrid )
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{
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aGrid->GetTable()->SetValue( aRow, aCol, m_value );
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}
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void GRID_CELL_ICON_TEXT_POPUP::Reset()
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{
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Combo()->SetSelection( Combo()->FindString( m_value ) );
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}
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