kicad/common/tool/tools_holder.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2020 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 <pgm_base.h>
#include <settings/common_settings.h>
#include <tool/action_manager.h>
#include <tool/action_menu.h>
#include <tool/actions.h>
#include <tool/tools_holder.h>
#include <tool/tool_manager.h>
TOOLS_HOLDER::TOOLS_HOLDER() :
m_toolManager( nullptr ),
m_actions( nullptr ),
m_toolDispatcher( nullptr ),
m_immediateActions( true ),
m_dragSelects( true ),
m_moveWarpsCursor( true )
{ }
// TODO: Implement an RAII mechanism for the stack PushTool/PopTool pairs
void TOOLS_HOLDER::PushTool( const std::string& actionName )
{
m_toolStack.push_back( actionName );
// Human cognitive stacking is very shallow; deeper tool stacks just get annoying
if( m_toolStack.size() > 3 )
m_toolStack.erase( m_toolStack.begin() );
TOOL_ACTION* action = m_toolManager->GetActionManager()->FindAction( actionName );
if( action )
DisplayToolMsg( action->GetLabel() );
else
DisplayToolMsg( actionName );
}
void TOOLS_HOLDER::PopTool( const std::string& actionName )
{
// Push/pop events can get out of order (such as when they're generated by the Simulator
// frame but not processed until the mouse is back in the Schematic frame), so make sure
// we're popping the right stack frame.
for( int i = (int) m_toolStack.size() - 1; i >= 0; --i )
{
if( m_toolStack[ i ] == actionName )
{
m_toolStack.erase( m_toolStack.begin() + i );
// If there's something underneath us, and it's now the top of the stack, then
// re-activate it
if( ( --i ) >= 0 && i == (int)m_toolStack.size() - 1 )
{
std::string back = m_toolStack[ i ];
TOOL_ACTION* action = m_toolManager->GetActionManager()->FindAction( back );
if( action )
{
// Pop the action as running it will push it back onto the stack
m_toolStack.pop_back();
TOOL_EVENT evt = action->MakeEvent();
evt.SetHasPosition( false );
GetToolManager()->PostEvent( evt );
}
}
else
DisplayToolMsg( ACTIONS::selectionTool.GetLabel() );
return;
}
}
}
std::string TOOLS_HOLDER::CurrentToolName() const
{
if( m_toolStack.empty() )
return ACTIONS::selectionTool.GetName();
else
return m_toolStack.back();
}
bool TOOLS_HOLDER::IsCurrentTool( const TOOL_ACTION& aAction ) const
{
if( m_toolStack.empty() )
return &aAction == &ACTIONS::selectionTool;
else
return m_toolStack.back() == aAction.GetName();
}
void TOOLS_HOLDER::CommonSettingsChanged( bool aEnvVarsChanged, bool aTextVarsChanged )
{
if( GetToolManager() )
GetToolManager()->GetActionManager()->UpdateHotKeys( false );
COMMON_SETTINGS* settings = Pgm().GetCommonSettings();
m_moveWarpsCursor = settings->m_Input.warp_mouse_on_move;
m_dragSelects = settings->m_Input.prefer_select_to_drag;
m_immediateActions = settings->m_Input.immediate_actions;
}