pg_editors.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2022 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 <eda_draw_frame.h>
#include <properties/eda_angle_variant.h>
#include <properties/pg_editors.h>
#include <properties/pg_properties.h>
#include <widgets/unit_binder.h>
 
#include <wx/log.h>
 
const wxString PG_UNIT_EDITOR::EDITOR_NAME = wxS( "KiCadUnitEditor" );
const wxString PG_CHECKBOX_EDITOR::EDITOR_NAME = wxS( "KiCadCheckboxEditor" );
 
 
PG_UNIT_EDITOR::PG_UNIT_EDITOR( EDA_DRAW_FRAME* aFrame ) :
 wxPGTextCtrlEditor(),
 m_frame( aFrame )
{
 m_unitBinder = std::make_unique<PROPERTY_EDITOR_UNIT_BINDER>( m_frame );
 m_unitBinder->SetUnits( m_frame->GetUserUnits() );
}
 
 
PG_UNIT_EDITOR::~PG_UNIT_EDITOR()
{
}
 
 
void PG_UNIT_EDITOR::UpdateFrame( EDA_DRAW_FRAME* aFrame )
{
 m_frame = aFrame;
 
 if( aFrame )
 {
 m_unitBinder = std::make_unique<PROPERTY_EDITOR_UNIT_BINDER>( m_frame );
 m_unitBinder->SetUnits( m_frame->GetUserUnits() );
 }
 else
 {
 m_unitBinder = nullptr;
 }
}
 
 
wxPGWindowList PG_UNIT_EDITOR::CreateControls( wxPropertyGrid* aPropGrid, wxPGProperty* aProperty,
 const wxPoint& aPos, const wxSize& aSize ) const
{
 wxASSERT( m_unitBinder );
 
 wxString text = aProperty->GetValueAsString( wxPG_EDITABLE_VALUE );
 wxWindow* win = aPropGrid->GenerateEditorTextCtrl(aPos, aSize, text, nullptr, 0, aProperty->GetMaxLength() );
 wxPGWindowList ret( win, nullptr );
 
 m_unitBinder->SetControl( win );
 m_unitBinder->RequireEval();
 m_unitBinder->SetUnits( m_frame->GetUserUnits() );
 
 if( PGPROPERTY_DISTANCE* prop = dynamic_cast<PGPROPERTY_DISTANCE*>( aProperty ) )
 m_unitBinder->SetCoordType( prop->CoordType() );
 else if( dynamic_cast<PGPROPERTY_ANGLE*>( aProperty ) != nullptr )
 m_unitBinder->SetUnits( EDA_UNITS::DEGREES );
 
 UpdateControl( aProperty, win );
 
 return ret;
}
 
 
void PG_UNIT_EDITOR::UpdateControl( wxPGProperty* aProperty, wxWindow* aCtrl ) const
{
 wxVariant var = aProperty->GetValue();
 
 if( var.GetType() == wxPG_VARIANT_TYPE_LONG )
 {
 m_unitBinder->ChangeValue( var.GetLong() );
 }
 else if( var.GetType() == wxPG_VARIANT_TYPE_DOUBLE )
 {
 m_unitBinder->ChangeValue( var.GetDouble() );
 }
 else if( var.GetType() == wxT( "EDA_ANGLE" ) )
 {
 EDA_ANGLE_VARIANT_DATA* angleData = static_cast<EDA_ANGLE_VARIANT_DATA*>( var.GetData() );
 m_unitBinder->ChangeAngleValue( angleData->Angle() );
 }
 else if( !aProperty->IsValueUnspecified() )
 {
 wxFAIL_MSG( wxT( "PG_UNIT_EDITOR should only be used with numeric properties!" ) );
 }
}
 
 
bool PG_UNIT_EDITOR::OnEvent( wxPropertyGrid* aPropGrid, wxPGProperty* aProperty,
 wxWindow* aCtrl, wxEvent& aEvent ) const
{
 if( aEvent.GetEventType() == wxEVT_LEFT_UP )
 {
 if( wxTextCtrl* textCtrl = dynamic_cast<wxTextCtrl*>( aCtrl ) )
 {
 if( !textCtrl->HasFocus() )
 {
 textCtrl->SelectAll();
 return false;
 }
 }
 }
 
 return wxPGTextCtrlEditor::OnEvent( aPropGrid, aProperty, aCtrl, aEvent );
}
 
 
bool PG_UNIT_EDITOR::GetValueFromControl( wxVariant& aVariant, wxPGProperty* aProperty,
 wxWindow* aCtrl ) const
{
 if( !m_unitBinder )
 return false;
 
 wxTextCtrl* textCtrl = dynamic_cast<wxTextCtrl*>( aCtrl );
 wxCHECK_MSG( textCtrl, false, "PG_UNIT_EDITOR requires a text control!" );
 wxString textVal = textCtrl->GetValue();
 
 if( aProperty->UsesAutoUnspecified() && textVal.empty() )
 {
 aVariant.MakeNull();
 return true;
 }
 bool changed;
 
 if( dynamic_cast<PGPROPERTY_ANGLE*>( aProperty ) != nullptr )
 {
 EDA_ANGLE angle = m_unitBinder->GetAngleValue();
 
 if( aVariant.GetType() == wxT( "EDA_ANGLE" ) )
 {
 EDA_ANGLE_VARIANT_DATA* ad = static_cast<EDA_ANGLE_VARIANT_DATA*>( aVariant.GetData() );
 changed = ( aVariant.IsNull() || angle != ad->Angle() );
 
 if( changed )
 {
 ad->SetAngle( angle );
 m_unitBinder->SetAngleValue( angle );
 }
 }
 else
 {
 changed = ( aVariant.IsNull() || angle.AsDegrees() != aVariant.GetDouble() );
 
 if( changed )
 {
 aVariant = angle.AsDegrees();
 m_unitBinder->SetValue( angle.AsDegrees() );
 }
 }
 }
 else
 {
 long result = m_unitBinder->GetValue();
 changed = ( aVariant.IsNull() || result != aVariant.GetLong() );
 
 if( changed )
 {
 aVariant = result;
 m_unitBinder->SetValue( result );
 }
 }
 
 // Changing unspecified always causes event (returning
 // true here should be enough to trigger it).
 if( !changed && aVariant.IsNull() )
 changed = true;
 
 return changed;
}
 
 
PG_CHECKBOX_EDITOR::PG_CHECKBOX_EDITOR() :
 wxPGCheckBoxEditor()
{
}
 
 
wxPGWindowList PG_CHECKBOX_EDITOR::CreateControls( wxPropertyGrid* aGrid, wxPGProperty* aProperty,
 const wxPoint& aPos, const wxSize& aSize ) const
{
 // Override wx behavior and toggle unspecified checkboxes to "true"
 // CreateControls for a checkbox editor is only triggered when the user activates the checkbox
 // Set the value to false here; the base class will then trigger an event setting it true.
 if( aProperty->IsValueUnspecified() )
 aProperty->SetValueFromInt( 0 );
 
 return wxPGCheckBoxEditor::CreateControls( aGrid, aProperty, aPos, aSize );
}