panel_color_settings.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2020 Jon Evans <[email protected]>
 * Copyright (C) 2020-2023 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 3 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, see <http://www.gnu.org/licenses/>.
 */
 
#include <bitmaps.h>
#include <launch_ext.h>
#include <layer_ids.h>
#include <dialogs/panel_color_settings.h>
#include <pgm_base.h>
#include <settings/color_settings.h>
#include <settings/common_settings.h>
#include <settings/settings_manager.h>
#include <validators.h>
#include <widgets/color_swatch.h>
#include <widgets/wx_panel.h>
 
#include <wx/msgdlg.h>
#include <wx/textdlg.h>
 
// Button ID starting point
constexpr int FIRST_BUTTON_ID = 1800;
 
 
PANEL_COLOR_SETTINGS::PANEL_COLOR_SETTINGS( wxWindow* aParent ) :
 PANEL_COLOR_SETTINGS_BASE( aParent ),
 m_currentSettings( nullptr ),
 m_swatches(),
 m_copied( COLOR4D::UNSPECIFIED ),
 m_validLayers(),
 m_backgroundLayer( LAYER_PCB_BACKGROUND ),
 m_colorNamespace()
{
#ifdef __APPLE__
 m_btnOpenFolder->SetLabel( _( "Reveal Themes in Finder" ) );
 
 // Simple border is too dark on OSX
 m_colorsListWindow->SetWindowStyle( wxBORDER_SUNKEN|wxVSCROLL );
#endif
 
 m_panel1->SetBorders( false, false, true, false );
}
 
 
void PANEL_COLOR_SETTINGS::OnBtnOpenThemeFolderClicked( wxCommandEvent& event )
{
 wxString dir( SETTINGS_MANAGER::GetColorSettingsPath() );
 LaunchExternal( dir );
}
 
 
void PANEL_COLOR_SETTINGS::ResetPanel()
{
 if( !m_currentSettings || m_currentSettings->IsReadOnly() )
 return;
 
 for( const std::pair<const int, COLOR_SWATCH*>& pair : m_swatches )
 {
 int layer = pair.first;
 COLOR_SWATCH* button = pair.second;
 
 COLOR4D defaultColor = m_currentSettings->GetDefaultColor( layer );
 
 m_currentSettings->SetColor( layer, defaultColor );
 button->SetSwatchColor( defaultColor, false );
 }
}
 
 
bool PANEL_COLOR_SETTINGS::Show( bool show )
{
 if( show )
 {
 // In case changes have been made to the current theme in another panel:
 int idx = m_cbTheme->GetSelection();
 COLOR_SETTINGS* settings = static_cast<COLOR_SETTINGS*>( m_cbTheme->GetClientData( idx ) );
 
 if( settings )
 *m_currentSettings = *settings;
 
 onNewThemeSelected();
 updateSwatches();
 }
 
 return PANEL_COLOR_SETTINGS_BASE::Show( show );
}
 
 
void PANEL_COLOR_SETTINGS::OnLeftDownTheme( wxMouseEvent& event )
{
 // Lazy rebuild of theme menu to catch any colour theme changes made in other panels
 createThemeList( m_currentSettings->GetFilename() );
 
 event.Skip();
}
 
 
void PANEL_COLOR_SETTINGS::OnThemeChanged( wxCommandEvent& event )
{
 int idx = m_cbTheme->GetSelection();
 
 if( idx == static_cast<int>( m_cbTheme->GetCount() ) - 2 )
 {
 m_cbTheme->SetStringSelection( GetSettingsDropdownName( m_currentSettings ) );
 return;
 }
 
 if( idx == (int)m_cbTheme->GetCount() - 1 )
 {
 // New Theme...
 
 if( !saveCurrentTheme( false ) )
 return;
 
 FOOTPRINT_NAME_VALIDATOR themeNameValidator;
 wxTextEntryDialog dlg( this, _( "New theme name:" ), _( "Add Color Theme" ) );
 dlg.SetTextValidator( themeNameValidator );
 
 if( dlg.ShowModal() != wxID_OK )
 return;
 
 wxString themeName = dlg.GetValue();
 wxFileName fn( themeName + wxT( ".json" ) );
 fn.SetPath( SETTINGS_MANAGER::GetColorSettingsPath() );
 
 if( fn.Exists() )
 {
 wxMessageBox( _( "Theme already exists!" ) );
 return;
 }
 
 SETTINGS_MANAGER& settingsMgr = Pgm().GetSettingsManager();
 COLOR_SETTINGS* newSettings = settingsMgr.AddNewColorSettings( themeName );
 newSettings->SetName( themeName );
 newSettings->SetReadOnly( false );
 
 for( int layer : m_validLayers )
 newSettings->SetColor( layer, m_currentSettings->GetColor( layer ) );
 
 newSettings->SaveToFile( settingsMgr.GetPathForSettingsFile( newSettings ) );
 
 idx = m_cbTheme->Insert( themeName, idx - 1, static_cast<void*>( newSettings ) );
 m_cbTheme->SetSelection( idx );
 
 m_optOverrideColors->SetValue( newSettings->GetOverrideSchItemColors() );
 m_optOverrideColors->Enable( !newSettings->IsReadOnly() );
 
 *m_currentSettings = *newSettings;
 updateSwatches();
 onNewThemeSelected();
 }
 else
 {
 COLOR_SETTINGS* selected = static_cast<COLOR_SETTINGS*>( m_cbTheme->GetClientData( idx ) );
 
 if( selected->GetFilename() != m_currentSettings->GetFilename() )
 {
 if( !saveCurrentTheme( false ) )
 return;
 
 m_optOverrideColors->SetValue( selected->GetOverrideSchItemColors() );
 m_optOverrideColors->Enable( !selected->IsReadOnly() );
 
 *m_currentSettings = *selected;
 onNewThemeSelected();
 updateSwatches();
 }
 }
}
 
 
void PANEL_COLOR_SETTINGS::updateSwatches()
{
 if( m_swatches.empty() )
 {
 createSwatches();
 }
 else
 {
 bool isReadOnly = m_currentSettings->IsReadOnly();
 COLOR4D background = m_currentSettings->GetColor( m_backgroundLayer );
 
 for( std::pair<int, COLOR_SWATCH*> pair : m_swatches )
 {
 pair.second->SetSwatchBackground( background );
 pair.second->SetSwatchColor( m_currentSettings->GetColor( pair.first ), false );
 pair.second->SetReadOnly( isReadOnly );
 }
 }
}
 
 
void PANEL_COLOR_SETTINGS::createThemeList( const wxString& aCurrent )
{
 int width = 0;
 int height = 0;
 
 m_cbTheme->GetTextExtent( _( "New Theme..." ), &width, &height );
 int minwidth = width;
 
 m_cbTheme->Clear();
 
 for( COLOR_SETTINGS* settings : Pgm().GetSettingsManager().GetColorSettingsList() )
 {
 wxString name = GetSettingsDropdownName( settings );
 
 int pos = m_cbTheme->Append( name, static_cast<void*>( settings ) );
 
 if( settings->GetFilename() == aCurrent )
 m_cbTheme->SetSelection( pos );
 
 m_cbTheme->GetTextExtent( name, &width, &height );
 minwidth = std::max( minwidth, width );
 }
 
 m_cbTheme->Append( wxT( "---" ) );
 m_cbTheme->Append( _( "New Theme..." ) );
 
 m_cbTheme->SetMinSize( wxSize( minwidth + 50, -1 ) );
}
 
 
void PANEL_COLOR_SETTINGS::createSwatch( int aLayer, const wxString& aName )
{
 wxStaticText* label = new wxStaticText( m_colorsListWindow, wxID_ANY, aName );
 
 // The previously selected theme can be deleted and cannot be selected.
 // so select the default theme (first theme of the list)
 if( m_cbTheme->GetSelection() < 0 )
 {
 m_cbTheme->SetSelection( 0 );
 onNewThemeSelected();
 }
 
 void* clientData = m_cbTheme->GetClientData( m_cbTheme->GetSelection() );
 COLOR_SETTINGS* selected = static_cast<COLOR_SETTINGS*>( clientData );
 
 int id = FIRST_BUTTON_ID + aLayer;
 COLOR4D defaultColor = selected->GetDefaultColor( aLayer );
 COLOR4D color = m_currentSettings->GetColor( aLayer );
 COLOR4D backgroundColor = m_currentSettings->GetColor( m_backgroundLayer );
 
 COLOR_SWATCH* swatch = new COLOR_SWATCH( m_colorsListWindow, color, id, backgroundColor,
 defaultColor, SWATCH_MEDIUM );
 swatch->SetForegroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW ) );
 
 // Display the swatches in the left column and the layer name in the right column
 // The right column is sometimes (depending on the translation) truncated for long texts.
 // We cannot allow swatches to be truncated or not shown
 m_colorsGridSizer->Add( swatch, 0, wxALIGN_CENTER_VERTICAL | wxALL, 3 );
 m_colorsGridSizer->Add( label, 0, wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT | wxLEFT, 5 );
 
 m_labels[aLayer] = label;
 m_swatches[aLayer] = swatch;
 
 swatch->Bind( wxEVT_RIGHT_DOWN,
 [&, aLayer]( wxMouseEvent& aEvent )
 {
 ShowColorContextMenu( aEvent, aLayer );
 } );
 
 swatch->Bind( COLOR_SWATCH_CHANGED, &PANEL_COLOR_SETTINGS::OnColorChanged, this );
}
 
 
void PANEL_COLOR_SETTINGS::ShowColorContextMenu( wxMouseEvent& aEvent, int aLayer )
{
 auto selected =
 static_cast<COLOR_SETTINGS*>( m_cbTheme->GetClientData( m_cbTheme->GetSelection() ) );
 
 wxCHECK_RET( selected, wxT( "Invalid color theme selected" ) );
 
 COLOR4D current = m_currentSettings->GetColor( aLayer );
 COLOR4D saved = selected->GetColor( aLayer );
 bool readOnly = m_currentSettings->IsReadOnly();
 
 wxMenu menu;
 
 KIUI::AddMenuItem( &menu, ID_COPY, _( "Copy color" ), KiBitmap( BITMAPS::copy ) );
 
 if( !readOnly && m_copied != COLOR4D::UNSPECIFIED )
 KIUI::AddMenuItem( &menu, ID_PASTE, _( "Paste color" ), KiBitmap( BITMAPS::paste ) );
 
 if( !readOnly && current != saved )
 KIUI::AddMenuItem( &menu, ID_REVERT, _( "Revert to saved color" ), KiBitmap( BITMAPS::undo ) );
 
 menu.Bind( wxEVT_COMMAND_MENU_SELECTED,
 [&]( wxCommandEvent& aCmd )
 {
 switch( aCmd.GetId() )
 {
 case ID_COPY:
 m_copied = current;
 break;
 
 case ID_PASTE:
 updateColor( aLayer, m_copied );
 break;
 
 case ID_REVERT:
 updateColor( aLayer, saved );
 break;
 
 default:
 aCmd.Skip();
 }
 } );
 
 PopupMenu( &menu );
}
 
 
void PANEL_COLOR_SETTINGS::OnColorChanged( wxCommandEvent& aEvent )
{
 COLOR_SWATCH* swatch = static_cast<COLOR_SWATCH*>( aEvent.GetEventObject() );
 COLOR4D newColor = swatch->GetSwatchColor();
 int layer = static_cast<SCH_LAYER_ID>( swatch->GetId() - FIRST_BUTTON_ID );
 
 updateColor( layer, newColor );
}
 
 
void PANEL_COLOR_SETTINGS::updateColor( int aLayer, const KIGFX::COLOR4D& aColor )
{
 if( m_currentSettings )
 m_currentSettings->SetColor( aLayer, aColor );
 
 // Colors must be persisted when edited because multiple PANEL_COLOR_SETTINGS could be
 // referring to the same theme.
 saveCurrentTheme( false );
 
 m_swatches[aLayer]->SetSwatchColor( aColor, false );
 
 if( m_currentSettings && aLayer == m_backgroundLayer )
 {
 COLOR4D background = m_currentSettings->GetColor( m_backgroundLayer );
 
 for( std::pair<int, COLOR_SWATCH*> pair : m_swatches )
 pair.second->SetSwatchBackground( background );
 }
 
 onColorChanged();
}
 
 
bool PANEL_COLOR_SETTINGS::saveCurrentTheme( bool aValidate )
{
 if( m_currentSettings->IsReadOnly() )
 return true;
 
 if( aValidate && !validateSave() )
 return false;
 
 SETTINGS_MANAGER& settingsMgr = Pgm().GetSettingsManager();
 COLOR_SETTINGS* selected = settingsMgr.GetColorSettings( m_currentSettings->GetFilename() );
 
 selected->SetOverrideSchItemColors( m_optOverrideColors->GetValue() );
 
 for( int layer : m_validLayers )
 selected->SetColor( layer, m_currentSettings->GetColor( layer ) );
 
 settingsMgr.SaveColorSettings( selected, m_colorNamespace );
 
 return true;
}
 
 
wxString PANEL_COLOR_SETTINGS::GetSettingsDropdownName(COLOR_SETTINGS* aSettings)
{
 wxString name = aSettings->GetName();
 
 if( aSettings->IsReadOnly() )
 name += wxS( " " ) + _( "(read-only)" );
 
 return name;
}