1682 lines
38 KiB
C++
1682 lines
38 KiB
C++
/***********************************************************************
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* fmenu.cpp - Widget FMenu *
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* *
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* This file is part of the Final Cut widget toolkit *
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* *
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* Copyright 2015-2018 Markus Gans *
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* *
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* The Final Cut is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Lesser General Public License *
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* as published by the Free Software Foundation; either version 3 of *
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* the License, or (at your option) any later version. *
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* *
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* The Final Cut 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 Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this program. If not, see *
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* <http://www.gnu.org/licenses/>. *
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***********************************************************************/
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#include <vector>
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#include "final/fapplication.h"
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#include "final/fdialog.h"
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#include "final/fmenu.h"
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#include "final/fstatusbar.h"
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//----------------------------------------------------------------------
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// class FMenu
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//----------------------------------------------------------------------
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// constructor and destructor
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//----------------------------------------------------------------------
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FMenu::FMenu(FWidget* parent)
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: FWindow(parent)
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, item(0)
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, super_menu(0)
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, opened_sub_menu(0)
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, shown_sub_menu(0)
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, max_item_width(0)
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, hotkeypos(-1)
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, mouse_down(false)
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, has_checkable_items(false)
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{
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init(parent);
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}
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//----------------------------------------------------------------------
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FMenu::FMenu (const FString& txt, FWidget* parent)
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: FWindow(parent)
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, item(0)
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, super_menu(0)
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, opened_sub_menu(0)
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, shown_sub_menu(0)
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, max_item_width(0)
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, hotkeypos(-1)
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, mouse_down(false)
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, has_checkable_items(false)
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{
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try
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{
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item = new FMenuItem(txt, parent);
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}
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catch (const std::bad_alloc& ex)
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{
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std::cerr << "not enough memory to alloc " << ex.what() << std::endl;
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return;
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}
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init(parent);
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}
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//----------------------------------------------------------------------
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FMenu::~FMenu() // destructor
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{
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FApplication* fapp = static_cast<FApplication*>(getRootWidget());
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if ( ! fapp->isQuit() )
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switchToPrevWindow(); // Switch to previous window
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}
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// public methods of FMenu
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//----------------------------------------------------------------------
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bool FMenu::setMenuWidget (bool on)
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{
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if ( isMenuWidget() == on )
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return true;
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if ( on )
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flags |= fc::menu_widget;
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else
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flags &= ~fc::menu_widget;
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return on;
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}
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//----------------------------------------------------------------------
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void FMenu::setStatusbarMessage (const FString& msg)
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{
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FWidget::setStatusbarMessage(msg);
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if ( item )
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item->setStatusbarMessage(msg);
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}
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//----------------------------------------------------------------------
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void FMenu::show()
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{
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if ( ! isVisible() )
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return;
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FWindow::show();
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}
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//----------------------------------------------------------------------
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void FMenu::hide()
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{
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if ( ! isVisible() )
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return;
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FWindow::hide();
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const FRect& t_geometry = getTermGeometryWithShadow();
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restoreVTerm (t_geometry);
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updateTerminal();
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flush_out();
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if ( ! isSubMenu() )
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{
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FMenu* open_menu = static_cast<FMenu*>(getOpenMenu());
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if ( open_menu && open_menu != this )
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open_menu->hide();
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setOpenMenu(0);
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}
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mouse_down = false;
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}
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//----------------------------------------------------------------------
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void FMenu::onKeyPress (FKeyEvent* ev)
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{
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FWidget* menubar;
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// looking for menu hotkey
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if ( hotkeyMenu(ev) )
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return;
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// looking for menu bar hotkey
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menubar = getMenuBar();
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if ( menubar )
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{
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FMenuBar* mbar = static_cast<FMenuBar*>(menubar);
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if ( mbar->hotkeyMenu(ev) )
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return;
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}
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switch ( ev->key() )
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{
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case fc::Fkey_up:
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keyUp();
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break;
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case fc::Fkey_down:
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keyDown();
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break;
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case fc::Fkey_left:
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keyLeft(ev);
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break;
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case fc::Fkey_right:
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keyRight(ev);
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break;
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case fc::Fkey_return:
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case fc::Fkey_enter:
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keyEnter();
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break;
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case fc::Fkey_escape:
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case fc::Fkey_escape_mintty:
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keyEscape();
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break;
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case fc::Fmkey_1:
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case fc::Fmkey_2:
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case fc::Fmkey_3:
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case fc::Fmkey_4:
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case fc::Fmkey_5:
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case fc::Fmkey_6:
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case fc::Fmkey_7:
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case fc::Fmkey_8:
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case fc::Fmkey_9:
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// do nothing:
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// handle the dialog switch accelerator in FApplication
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return;
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default:
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break;
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}
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// always accept key event -> no forwarding to the parent widget
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ev->accept();
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}
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//----------------------------------------------------------------------
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void FMenu::onMouseDown (FMouseEvent* ev)
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{
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shown_sub_menu = 0;
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if ( ev->getButton() != fc::LeftButton )
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{
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if ( opened_sub_menu )
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{
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closeOpenedSubMenu(); // close opened sub menu
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if ( getSelectedItem() )
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getSelectedItem()->setFocus();
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redraw();
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if ( getStatusBar() )
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getStatusBar()->drawMessage();
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updateTerminal();
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flush_out();
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}
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return;
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}
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if ( mouse_down )
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return;
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if ( ! isWindowActive() )
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setActiveWindow(this);
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mouse_down = true;
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if ( item_list.empty() )
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return;
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// Mouse pointer over menu list changed focus
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if ( mouseDownOverList (ev->getPos()) )
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redraw();
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// Open the sub menu to be opened
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openSubMenu(shown_sub_menu);
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}
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//----------------------------------------------------------------------
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void FMenu::onMouseUp (FMouseEvent* ev)
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{
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if ( ev->getButton() != fc::LeftButton )
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return;
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if ( mouse_down )
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{
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mouse_down = false;
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if ( item_list.empty() )
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return;
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// Mouse pointer over an entry in the menu list
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if ( mouseUpOverList (ev->getPos()) )
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return;
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// Click on a non-FMenuItem (border or separator line)
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mouseUpOverBorder();
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}
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}
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//----------------------------------------------------------------------
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void FMenu::onMouseMove (FMouseEvent* ev)
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{
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if ( ev->getButton() != fc::LeftButton )
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return;
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if ( ! isWindowActive() )
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setActiveWindow(this);
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if ( ! mouse_down || item_list.empty() )
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return;
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mouseStates ms =
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{
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false, // focus_changed
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false, // hide_sub_menu
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isMouseOverMenu (ev->getTermPos()),
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isMouseOverSubMenu (ev->getTermPos()),
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isMouseOverSuperMenu (ev->getTermPos()),
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isMouseOverMenuBar (ev->getTermPos())
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};
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shown_sub_menu = 0;
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// Mouse pointer over an entry in the menu list
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mouseMoveOverList (ev->getPos(), ms);
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if ( ms.mouse_over_submenu )
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{
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passEventToSubMenu(ev); // Event handover to sub-menu
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return;
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}
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if ( ! ms.mouse_over_menu && ms.mouse_over_supermenu )
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{
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passEventToSuperMenu(ev); // Event handover to super-menu
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return;
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}
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if ( ms.mouse_over_menubar )
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{
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passEventToMenuBar(ev); // Event handover to the menu bar
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return;
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}
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if ( ! hasSelectedItem() && ms.mouse_over_menu )
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{
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mouseMoveOverBorder(ms); // Mouse is over border or separator
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}
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if ( ms.focus_changed )
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redraw();
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if ( shown_sub_menu )
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{
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closeOpenedSubMenu();
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openSubMenu (shown_sub_menu);
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}
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else if ( ms.hide_sub_menu )
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{
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closeOpenedSubMenu();
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updateTerminal();
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flush_out();
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}
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}
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//----------------------------------------------------------------------
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void FMenu::cb_menuitem_toggled (FWidget* widget, data_ptr)
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{
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FMenuItem* menuitem = static_cast<FMenuItem*>(widget);
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std::vector<FMenuItem*>::const_iterator iter, last;
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if ( ! has_checkable_items )
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return;
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if ( ! menuitem->isChecked() )
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return;
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if ( item_list.empty() )
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return;
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iter = item_list.begin();
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last = item_list.end();
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while ( iter != last )
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{
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if ( (*iter) != menuitem
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&& (*iter)->isChecked()
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&& isRadioMenuItem(*iter) )
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{
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(*iter)->unsetChecked();
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}
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++iter;
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}
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}
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// private methods of FMenu
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//----------------------------------------------------------------------
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bool FMenu::isWindowsMenu (FWidget* w) const
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{
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return w->isDialogWidget();
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}
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//----------------------------------------------------------------------
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bool FMenu::isMenuBar (FWidget* w) const
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{
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return w->isInstanceOf("FMenuBar");
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}
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//----------------------------------------------------------------------
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bool FMenu::isMenu (FWidget* w) const
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{
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return w->isInstanceOf("FMenu");
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}
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//----------------------------------------------------------------------
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bool FMenu::isRadioMenuItem (FWidget* w) const
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{
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return w->isInstanceOf("FRadioMenuItem");
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}
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//----------------------------------------------------------------------
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bool FMenu::isSubMenu() const
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{
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FWidget* super = getSuperMenu();
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if ( super && isMenu(super) )
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return true;
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else
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return false;
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}
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//----------------------------------------------------------------------
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bool FMenu::isMouseOverMenu (const FPoint& termpos)
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{
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if ( getTermGeometry().contains(termpos) )
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return true;
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return false;
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}
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//----------------------------------------------------------------------
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bool FMenu::isMouseOverSubMenu (const FPoint& termpos)
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{
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if ( opened_sub_menu )
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{
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const FRect& submenu_geometry = opened_sub_menu->getTermGeometry();
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if ( submenu_geometry.contains(termpos) )
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return true;
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}
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return false;
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}
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//----------------------------------------------------------------------
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bool FMenu::isMouseOverSuperMenu (const FPoint& termpos)
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{
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FMenu* smenu = superMenuAt (termpos);
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if ( smenu )
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return true;
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return false;
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}
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//----------------------------------------------------------------------
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bool FMenu::isMouseOverMenuBar (const FPoint& termpos)
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{
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if ( getMenuBar()
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&& isMenuBar(getMenuBar())
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&& getMenuBar()->getTermGeometry().contains(termpos) )
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{
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return true;
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}
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return false;
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}
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//----------------------------------------------------------------------
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void FMenu::init(FWidget* parent)
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{
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setTopPadding(1);
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setLeftPadding(1);
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setBottomPadding(1);
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setRightPadding(1);
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setGeometry (1, 1, 10, 2, false); // initialize geometry values
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setTransparentShadow();
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setMenuWidget();
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hide();
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setForegroundColor (wc.menu_active_fg);
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setBackgroundColor (wc.menu_active_bg);
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if ( item )
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item->setMenu(this);
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if ( parent )
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{
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if ( isMenuBar(parent) )
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{
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FMenuBar* mbar = static_cast<FMenuBar*>(parent);
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mbar->calculateDimensions();
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}
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else if ( isMenu(parent) )
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{
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FMenu* smenu = static_cast<FMenu*>(parent);
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smenu->calculateDimensions();
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}
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setSuperMenu(parent);
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}
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calculateDimensions();
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}
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//----------------------------------------------------------------------
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void FMenu::calculateDimensions()
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{
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int item_X
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, item_Y
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, adjust_X;
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std::vector<FMenuItem*>::const_iterator iter, last;
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iter = item_list.begin();
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last = item_list.end();
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max_item_width = 10; // minimum width
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// find the maximum item width
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while ( iter != last )
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{
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uInt item_width = (*iter)->getTextLength() + 2;
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int accel_key = (*iter)->accel_key;
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bool has_menu = (*iter)->hasMenu();
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if ( has_menu )
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{
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item_width += 3;
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}
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else if ( accel_key )
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{
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uInt accel_len = getKeyName(accel_key).getLength();
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item_width += accel_len + 2;
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}
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if ( has_checkable_items )
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item_width++;
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if ( item_width > max_item_width )
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max_item_width = item_width;
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++iter;
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}
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adjust_X = adjustX(getX());
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// set widget geometry
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setGeometry (adjust_X, getY(), int(max_item_width + 2), int(getCount() + 2));
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// set geometry of all items
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iter = item_list.begin();
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item_X = 1;
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item_Y = 1;
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while ( iter != last )
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{
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(*iter)->setGeometry (item_X, item_Y, int(max_item_width), 1);
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if ( (*iter)->hasMenu() )
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{
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int menu_X = getTermX() + int(max_item_width) + 1;
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int menu_Y = (*iter)->getTermY() - 2;
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// set sub-menu position
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(*iter)->getMenu()->setPos (menu_X, menu_Y, false);
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}
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item_Y++;
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++iter;
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}
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}
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|
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//----------------------------------------------------------------------
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void FMenu::adjustItems()
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{
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std::vector<FMenuItem*>::const_iterator last, iter;
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iter = item_list.begin();
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last = item_list.end();
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|
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while ( iter != last )
|
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{
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if ( (*iter)->hasMenu() )
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{
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int menu_X, menu_Y;
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FMenu* menu = (*iter)->getMenu();
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menu_X = getTermX() + int(max_item_width) + 1;
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menu_X = menu->adjustX(menu_X);
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menu_Y = (*iter)->getTermY() - 2;
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// set sub-menu position
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menu->setPos (menu_X, menu_Y);
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// call sub-menu adjustItems()
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if ( menu->getCount() > 0 )
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menu->adjustItems();
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}
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++iter;
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}
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}
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//----------------------------------------------------------------------
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int FMenu::adjustX (int x_pos)
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{
|
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// Is menu outside on the right of the screen?
|
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if ( x_pos + int(max_item_width) >= getDesktopWidth() - 1 )
|
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{
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x_pos = getDesktopWidth() - int(max_item_width + 1);
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// Menu to large for the screen
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if ( x_pos < 1 )
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x_pos = 1;
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}
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|
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return x_pos;
|
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}
|
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|
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//----------------------------------------------------------------------
|
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void FMenu::openSubMenu (FMenu* sub_menu, bool select)
|
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{
|
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// open sub menu
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|
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if ( ! sub_menu )
|
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return;
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|
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if ( sub_menu->isVisible() )
|
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return;
|
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|
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if ( select )
|
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{
|
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sub_menu->selectFirstItem();
|
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|
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if ( sub_menu->hasSelectedItem() )
|
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sub_menu->getSelectedItem()->setFocus();
|
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}
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|
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sub_menu->setVisible();
|
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sub_menu->show();
|
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opened_sub_menu = sub_menu;
|
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raiseWindow (sub_menu);
|
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sub_menu->redraw();
|
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|
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if ( getStatusBar() )
|
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getStatusBar()->drawMessage();
|
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|
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updateTerminal();
|
|
flush_out();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::closeOpenedSubMenu()
|
|
{
|
|
// close sub menu
|
|
if ( ! opened_sub_menu )
|
|
return;
|
|
|
|
opened_sub_menu->hideSubMenus();
|
|
opened_sub_menu->hide();
|
|
opened_sub_menu = 0;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::hideSubMenus()
|
|
{
|
|
// hide all sub-menus
|
|
if ( opened_sub_menu )
|
|
{
|
|
opened_sub_menu->hideSubMenus();
|
|
opened_sub_menu->hide();
|
|
opened_sub_menu = 0;
|
|
}
|
|
|
|
unselectItem();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::hideSuperMenus()
|
|
{
|
|
// hide all menus to the top
|
|
FWidget* super = getSuperMenu();
|
|
|
|
if ( super )
|
|
{
|
|
if ( isMenuBar(super) )
|
|
{
|
|
FMenuBar* mbar = static_cast<FMenuBar*>(super);
|
|
|
|
if ( mbar->hasSelectedItem() )
|
|
mbar->leaveMenuBar();
|
|
}
|
|
else if ( isMenu(super) )
|
|
{
|
|
FMenu* m = static_cast<FMenu*>(super);
|
|
m->hide();
|
|
m->hideSuperMenus();
|
|
}
|
|
else if ( isWindowsMenu(super) )
|
|
{
|
|
FDialog* dgl = static_cast<FDialog*>(super);
|
|
dgl->leaveMenu();
|
|
}
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FMenu::mouseDownOverList (FPoint mouse_pos)
|
|
{
|
|
std::vector<FMenuItem*>::const_iterator iter, last;
|
|
bool focus_changed = false;
|
|
iter = item_list.begin();
|
|
last = item_list.end();
|
|
mouse_pos -= FPoint(getRightPadding(), getTopPadding());
|
|
|
|
while ( iter != last )
|
|
{
|
|
int x1 = (*iter)->getX()
|
|
, x2 = (*iter)->getX() + (*iter)->getWidth()
|
|
, y = (*iter)->getY()
|
|
, mouse_x = mouse_pos.getX()
|
|
, mouse_y = mouse_pos.getY();
|
|
|
|
if ( mouse_x >= x1
|
|
&& mouse_x < x2
|
|
&& mouse_y == y )
|
|
{
|
|
// Mouse pointer over item
|
|
if ( hasSelectedItem() )
|
|
{
|
|
FMenuItem* sel_item = getSelectedItem();
|
|
|
|
if ( sel_item
|
|
&& sel_item->hasMenu()
|
|
&& sel_item->getMenu() == opened_sub_menu )
|
|
{
|
|
if ( sel_item != *iter )
|
|
hideSubMenus();
|
|
else
|
|
{
|
|
// unselect sub menu items
|
|
opened_sub_menu->unselectItem();
|
|
raiseWindow (opened_sub_menu);
|
|
opened_sub_menu->redraw();
|
|
sel_item->setFocus();
|
|
|
|
if ( getStatusBar() )
|
|
getStatusBar()->drawMessage();
|
|
|
|
updateTerminal();
|
|
flush_out();
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( ! (*iter)->isSelected() )
|
|
{
|
|
unselectItem();
|
|
FWidget* focused_widget = getFocusWidget();
|
|
FFocusEvent out (fc::FocusOut_Event);
|
|
FApplication::queueEvent(focused_widget, &out);
|
|
(*iter)->setSelected();
|
|
setSelectedItem(*iter);
|
|
(*iter)->setFocus();
|
|
|
|
if ( focused_widget )
|
|
focused_widget->redraw();
|
|
|
|
if ( getStatusBar() )
|
|
getStatusBar()->drawMessage();
|
|
|
|
if ( (*iter)->hasMenu() )
|
|
{
|
|
FMenu* sub_menu = (*iter)->getMenu();
|
|
if ( ! sub_menu->isVisible() )
|
|
shown_sub_menu = sub_menu;
|
|
}
|
|
|
|
focus_changed = true;
|
|
}
|
|
}
|
|
|
|
++iter;
|
|
}
|
|
|
|
return focus_changed;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FMenu::mouseUpOverList (FPoint mouse_pos)
|
|
{
|
|
std::vector<FMenuItem*>::const_iterator iter, last;
|
|
iter = item_list.begin();
|
|
last = item_list.end();
|
|
mouse_pos -= FPoint(getRightPadding(), getTopPadding());
|
|
|
|
while ( iter != last )
|
|
{
|
|
int x1 = (*iter)->getX()
|
|
, x2 = (*iter)->getX() + (*iter)->getWidth()
|
|
, y = (*iter)->getY()
|
|
, mouse_x = mouse_pos.getX()
|
|
, mouse_y = mouse_pos.getY();
|
|
|
|
if ( (*iter)->isSelected()
|
|
&& mouse_x >= x1
|
|
&& mouse_x < x2
|
|
&& mouse_y == y )
|
|
{
|
|
// Mouse pointer over item
|
|
if ( (*iter)->hasMenu() )
|
|
{
|
|
FMenu* sub_menu = (*iter)->getMenu();
|
|
if ( ! sub_menu->isVisible() )
|
|
openSubMenu (sub_menu, SELECT_ITEM);
|
|
else if ( opened_sub_menu )
|
|
{
|
|
opened_sub_menu->selectFirstItem();
|
|
|
|
if ( opened_sub_menu->hasSelectedItem() )
|
|
opened_sub_menu->getSelectedItem()->setFocus();
|
|
|
|
opened_sub_menu->redraw();
|
|
|
|
if ( getStatusBar() )
|
|
getStatusBar()->drawMessage();
|
|
|
|
updateTerminal();
|
|
flush_out();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
unselectItem();
|
|
hide();
|
|
hideSuperMenus();
|
|
(*iter)->processClicked();
|
|
}
|
|
}
|
|
|
|
++iter;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FMenu::mouseMoveOverList (FPoint mouse_pos, mouseStates& ms)
|
|
{
|
|
std::vector<FMenuItem*>::const_iterator iter, last;
|
|
bool isOverList = false;
|
|
iter = item_list.begin();
|
|
last = item_list.end();
|
|
mouse_pos -= FPoint(getRightPadding(), getTopPadding());
|
|
|
|
while ( iter != last )
|
|
{
|
|
int x1 = (*iter)->getX()
|
|
, x2 = (*iter)->getX() + (*iter)->getWidth()
|
|
, y = (*iter)->getY()
|
|
, mouse_x = mouse_pos.getX()
|
|
, mouse_y = mouse_pos.getY();
|
|
|
|
if ( mouse_x >= x1
|
|
&& mouse_x < x2
|
|
&& mouse_y == y )
|
|
{
|
|
if ( (*iter)->isEnabled()
|
|
&& ! (*iter)->isSelected()
|
|
&& ! (*iter)->isSeparator() )
|
|
{
|
|
// Mouse pointer over item
|
|
FWidget* focused_widget = getFocusWidget();
|
|
FFocusEvent out (fc::FocusOut_Event);
|
|
FApplication::queueEvent(focused_widget, &out);
|
|
(*iter)->setSelected();
|
|
setSelectedItem(*iter);
|
|
(*iter)->setFocus();
|
|
|
|
if ( focused_widget )
|
|
focused_widget->redraw();
|
|
|
|
if ( getStatusBar() )
|
|
getStatusBar()->drawMessage();
|
|
|
|
// Sub menu handling
|
|
if ( (*iter)->hasMenu() )
|
|
{
|
|
FMenu* sub_menu = (*iter)->getMenu();
|
|
|
|
if ( ! sub_menu->isVisible() )
|
|
shown_sub_menu = sub_menu;
|
|
}
|
|
else if ( opened_sub_menu )
|
|
ms.hide_sub_menu = true;
|
|
|
|
ms.focus_changed = true;
|
|
}
|
|
|
|
if ( ! (*iter)->isSeparator() )
|
|
isOverList = true;
|
|
}
|
|
else
|
|
{
|
|
if ( ms.mouse_over_menu
|
|
&& (*iter)->isEnabled()
|
|
&& (*iter)->isSelected()
|
|
&& ! ms.mouse_over_submenu )
|
|
{
|
|
// Unselect selected item without mouse focus
|
|
(*iter)->unsetSelected();
|
|
(*iter)->unsetFocus();
|
|
|
|
if ( getSelectedItem() == *iter )
|
|
setSelectedItem(0);
|
|
|
|
ms.focus_changed = true;
|
|
}
|
|
}
|
|
|
|
++iter;
|
|
}
|
|
|
|
return isOverList;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::mouseUpOverBorder()
|
|
{
|
|
// Mouse button up over border or separator line
|
|
|
|
unselectItem();
|
|
hide();
|
|
hideSuperMenus();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::mouseMoveOverBorder (mouseStates& ms)
|
|
{
|
|
// Mouse is moved over border or separator line
|
|
|
|
if ( getStatusBar() )
|
|
{
|
|
const FString& msg = getStatusbarMessage();
|
|
const FString& curMsg = getStatusBar()->getMessage();
|
|
|
|
if ( curMsg != msg )
|
|
{
|
|
getStatusBar()->setMessage(msg);
|
|
getStatusBar()->drawMessage();
|
|
}
|
|
}
|
|
|
|
if ( opened_sub_menu )
|
|
ms.hide_sub_menu = true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::passEventToSubMenu (FMouseEvent*& ev)
|
|
{
|
|
// Mouse event handover to sub-menu
|
|
|
|
const FPoint& t = ev->getTermPos();
|
|
const FPoint& p = opened_sub_menu->termToWidgetPos(t);
|
|
int b = ev->getButton();
|
|
|
|
try
|
|
{
|
|
FMouseEvent* _ev = new FMouseEvent (fc::MouseMove_Event, p, t, b);
|
|
opened_sub_menu->mouse_down = true;
|
|
setClickedWidget(opened_sub_menu);
|
|
opened_sub_menu->onMouseMove(_ev);
|
|
delete _ev;
|
|
}
|
|
catch (const std::bad_alloc& ex)
|
|
{
|
|
std::cerr << "not enough memory to alloc " << ex.what() << std::endl;
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::passEventToSuperMenu (FMouseEvent*& ev)
|
|
{
|
|
// Mouse event handover to super-menu
|
|
|
|
FMenu* smenu = superMenuAt (ev->getTermPos());
|
|
const FPoint& t = ev->getTermPos();
|
|
const FPoint& p = smenu->termToWidgetPos(t);
|
|
int b = ev->getButton();
|
|
|
|
try
|
|
{
|
|
FMouseEvent* _ev = new FMouseEvent (fc::MouseMove_Event, p, t, b);
|
|
smenu->mouse_down = true;
|
|
setClickedWidget(smenu);
|
|
smenu->onMouseMove(_ev);
|
|
delete _ev;
|
|
}
|
|
catch (const std::bad_alloc& ex)
|
|
{
|
|
std::cerr << "not enough memory to alloc " << ex.what() << std::endl;
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::passEventToMenuBar (FMouseEvent*& ev)
|
|
{
|
|
// Mouse event handover to the menu bar
|
|
|
|
FWidget* menubar = getMenuBar();
|
|
const FPoint& t = ev->getTermPos();
|
|
const FPoint& p = menubar->termToWidgetPos(t);
|
|
int b = ev->getButton();
|
|
|
|
try
|
|
{
|
|
FMouseEvent* _ev = new FMouseEvent (fc::MouseMove_Event, p, t, b);
|
|
setClickedWidget(menubar);
|
|
FMenuBar* mbar = static_cast<FMenuBar*>(menubar);
|
|
mbar->mouse_down = true;
|
|
mbar->onMouseMove(_ev);
|
|
delete _ev;
|
|
}
|
|
catch (const std::bad_alloc& ex)
|
|
{
|
|
std::cerr << "not enough memory to alloc " << ex.what() << std::endl;
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FMenu::containsMenuStructure (int x, int y)
|
|
{
|
|
// Check mouse click position for item, menu and all sub menus
|
|
|
|
FMenuItem* si = getSelectedItem();
|
|
|
|
if ( getTermGeometry().contains(x, y) )
|
|
return true;
|
|
else if ( si && si->hasMenu() && opened_sub_menu )
|
|
return si->getMenu()->containsMenuStructure(x, y);
|
|
else if ( item && item->getTermGeometry().contains(x, y) )
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
FMenu* FMenu::superMenuAt (int x, int y)
|
|
{
|
|
// Check mouse click position for super menu
|
|
|
|
if ( getTermGeometry().contains(x, y) )
|
|
return 0;
|
|
|
|
FWidget* super = getSuperMenu();
|
|
|
|
if ( super && isMenu(super) )
|
|
{
|
|
if ( super->getTermGeometry().contains(x, y) )
|
|
return static_cast<FMenu*>(super);
|
|
else
|
|
{
|
|
FMenu* smenu = static_cast<FMenu*>(getSuperMenu());
|
|
|
|
if ( smenu )
|
|
return smenu->superMenuAt(x, y);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FMenu::selectNextItem()
|
|
{
|
|
std::vector<FMenuItem*>::const_iterator iter, last;
|
|
iter = item_list.begin();
|
|
last = item_list.end();
|
|
|
|
while ( iter != last )
|
|
{
|
|
if ( (*iter)->isSelected() )
|
|
{
|
|
FMenuItem* next;
|
|
std::vector<FMenuItem*>::const_iterator next_element;
|
|
next_element = iter;
|
|
|
|
do
|
|
{
|
|
++next_element;
|
|
if ( next_element == item_list.end() )
|
|
next_element = item_list.begin();
|
|
next = static_cast<FMenuItem*>(*next_element);
|
|
}
|
|
while ( ! next->isEnabled()
|
|
|| ! next->acceptFocus()
|
|
|| ! next->isVisible()
|
|
|| next->isSeparator() );
|
|
|
|
if ( next == *iter )
|
|
return false;
|
|
|
|
unselectItem();
|
|
next->setSelected();
|
|
setSelectedItem(next);
|
|
next->setFocus();
|
|
|
|
if ( getStatusBar() )
|
|
getStatusBar()->drawMessage();
|
|
|
|
redraw();
|
|
updateTerminal();
|
|
flush_out();
|
|
break;
|
|
}
|
|
|
|
++iter;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FMenu::selectPrevItem()
|
|
{
|
|
std::vector<FMenuItem*>::const_iterator iter, first;
|
|
iter = item_list.end();
|
|
first = item_list.begin();
|
|
|
|
do
|
|
{
|
|
--iter;
|
|
|
|
if ( (*iter)->isSelected() )
|
|
{
|
|
FMenuItem* prev;
|
|
std::vector<FMenuItem*>::const_iterator prev_element;
|
|
prev_element = iter;
|
|
|
|
do
|
|
{
|
|
if ( prev_element == item_list.begin() )
|
|
prev_element = item_list.end();
|
|
--prev_element;
|
|
prev = static_cast<FMenuItem*>(*prev_element);
|
|
}
|
|
while ( ! prev->isEnabled()
|
|
|| ! prev->acceptFocus()
|
|
|| ! prev->isVisible()
|
|
|| prev->isSeparator() );
|
|
|
|
if ( prev == *iter )
|
|
return false;
|
|
|
|
unselectItem();
|
|
prev->setSelected();
|
|
setSelectedItem(prev);
|
|
prev->setFocus();
|
|
|
|
if ( getStatusBar() )
|
|
getStatusBar()->drawMessage();
|
|
|
|
redraw();
|
|
updateTerminal();
|
|
flush_out();
|
|
break;
|
|
}
|
|
}
|
|
while ( iter != first );
|
|
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::keypressMenuBar (FKeyEvent* ev)
|
|
{
|
|
FMenuBar* mbar = getMenuBar();
|
|
|
|
if ( mbar )
|
|
mbar->onKeyPress(ev);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FMenu::hotkeyMenu (FKeyEvent* ev)
|
|
{
|
|
std::vector<FMenuItem*>::const_iterator iter, last;
|
|
iter = item_list.begin();
|
|
last = item_list.end();
|
|
|
|
while ( iter != last )
|
|
{
|
|
if ( (*iter)->hasHotkey() )
|
|
{
|
|
bool found = false;
|
|
int hotkey = (*iter)->getHotkey();
|
|
int key = ev->key();
|
|
|
|
if ( std::isalpha(hotkey) || std::isdigit(hotkey) )
|
|
{
|
|
if ( std::tolower(hotkey) == key || std::toupper(hotkey) == key )
|
|
found = true;
|
|
}
|
|
else if ( hotkey == key )
|
|
found = true;
|
|
|
|
if ( found )
|
|
{
|
|
if ( (*iter)->hasMenu() )
|
|
{
|
|
FMenu* sub_menu = (*iter)->getMenu();
|
|
unselectItem();
|
|
(*iter)->setSelected();
|
|
setSelectedItem (*iter);
|
|
redraw();
|
|
openSubMenu (sub_menu, SELECT_ITEM);
|
|
sub_menu->redraw();
|
|
}
|
|
else
|
|
{
|
|
unselectItem();
|
|
hideSubMenus();
|
|
hide();
|
|
hideSuperMenus();
|
|
updateTerminal();
|
|
flush_out();
|
|
ev->accept();
|
|
(*iter)->processClicked();
|
|
}
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
++iter;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
int FMenu::getHotkeyPos (wchar_t src[], wchar_t dest[], uInt length)
|
|
{
|
|
// Find hotkey position in string
|
|
// + generate a new string without the '&'-sign
|
|
int pos = -1;
|
|
wchar_t* txt = src;
|
|
|
|
for (uInt i = 0; i < length; i++)
|
|
{
|
|
if ( i < length && txt[i] == L'&' && pos == -1 )
|
|
{
|
|
pos = int(i);
|
|
i++;
|
|
src++;
|
|
}
|
|
|
|
*dest++ = *src++;
|
|
}
|
|
|
|
return pos;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::draw()
|
|
{
|
|
// Fill the background
|
|
setColor (wc.menu_active_fg, wc.menu_active_bg);
|
|
|
|
if ( isMonochron() )
|
|
setReverse(true);
|
|
|
|
clearArea();
|
|
drawBorder();
|
|
drawItems();
|
|
drawShadow();
|
|
|
|
if ( isMonochron() )
|
|
setReverse(false);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::drawItems()
|
|
{
|
|
std::vector<FMenuItem*>::const_iterator iter, last;
|
|
int y = 0;
|
|
iter = item_list.begin();
|
|
last = item_list.end();
|
|
|
|
while ( iter != last )
|
|
{
|
|
if ( (*iter)->isSeparator() )
|
|
drawSeparator (y);
|
|
else
|
|
drawMenuLine (*iter, y);
|
|
|
|
++iter;
|
|
y++;
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::drawSeparator (int y)
|
|
{
|
|
setPrintPos (1, 2 + y);
|
|
setColor (wc.menu_active_fg, wc.menu_active_bg);
|
|
|
|
if ( isMonochron() )
|
|
setReverse(true);
|
|
|
|
if ( isNewFont() )
|
|
{
|
|
print (fc::NF_border_line_vertical_right);
|
|
FString line(getWidth() - 2, wchar_t(fc::BoxDrawingsHorizontal));
|
|
print (line);
|
|
print (fc::NF_rev_border_line_vertical_left);
|
|
}
|
|
else
|
|
{
|
|
print (fc::BoxDrawingsVerticalAndRight);
|
|
FString line(getWidth() - 2, wchar_t(fc::BoxDrawingsHorizontal));
|
|
print (line);
|
|
print (fc::BoxDrawingsVerticalAndLeft);
|
|
}
|
|
|
|
if ( isMonochron() )
|
|
setReverse(false);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::drawMenuLine (FMenuItem* menuitem, int y)
|
|
{
|
|
FString txt = menuitem->getText();
|
|
menuText txtdata;
|
|
uInt txt_length = uInt(txt.getLength());
|
|
int to_char = int(txt_length);
|
|
int accel_key = menuitem->accel_key;
|
|
bool is_enabled = menuitem->isEnabled();
|
|
bool is_selected = menuitem->isSelected();
|
|
|
|
// Set screen position and attributes
|
|
setLineAttributes (menuitem, y);
|
|
|
|
// Draw check mark prefix for checkable items
|
|
drawCheckMarkPrefix (menuitem);
|
|
|
|
// Print leading blank space
|
|
print (' ');
|
|
|
|
try
|
|
{
|
|
txtdata.text = new wchar_t[txt_length + 1]();
|
|
}
|
|
catch (const std::bad_alloc& ex)
|
|
{
|
|
std::cerr << "not enough memory to alloc " << ex.what() << std::endl;
|
|
return;
|
|
}
|
|
|
|
hotkeypos = getHotkeyPos(txt.wc_str(), txtdata.text, txt_length);
|
|
|
|
if ( hotkeypos != -1 )
|
|
to_char--;
|
|
|
|
txtdata.length = to_char;
|
|
txtdata.no_underline = ((menuitem->getFlags() & fc::no_underline) != 0);
|
|
setCursorToHotkeyPosition (menuitem);
|
|
|
|
if ( ! is_enabled || is_selected )
|
|
txtdata.hotkeypos = -1;
|
|
else
|
|
txtdata.hotkeypos = hotkeypos;
|
|
|
|
drawMenuText (txtdata);
|
|
|
|
if ( menuitem->hasMenu() )
|
|
drawSubMenuIndicator (to_char);
|
|
else if ( accel_key )
|
|
drawAcceleratorKey (to_char, accel_key);
|
|
|
|
// Draw the trailing spaces of the selected line
|
|
if ( is_selected )
|
|
drawTrailingSpaces (to_char);
|
|
|
|
if ( isMonochron() && is_enabled && is_selected )
|
|
setReverse(true);
|
|
|
|
delete[] txtdata.text;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::drawCheckMarkPrefix (FMenuItem* menuitem)
|
|
{
|
|
bool is_checked = menuitem->isChecked();
|
|
bool is_checkable = menuitem->checkable;
|
|
bool is_radio_btn = menuitem->radio_button;
|
|
|
|
if ( ! has_checkable_items )
|
|
return;
|
|
|
|
if ( is_checkable )
|
|
{
|
|
if ( is_checked )
|
|
{
|
|
if ( is_radio_btn )
|
|
{
|
|
if ( isNewFont() )
|
|
print (fc::NF_Bullet); // NF_Bullet ●
|
|
else
|
|
print (fc::Bullet); // Bullet ●
|
|
}
|
|
else
|
|
{
|
|
if ( isNewFont() )
|
|
print (fc::NF_check_mark); // NF_check_mark ✓
|
|
else
|
|
print (fc::SquareRoot); // SquareRoot √
|
|
}
|
|
}
|
|
else
|
|
{
|
|
setColor (wc.menu_inactive_fg, getBackgroundColor());
|
|
|
|
if ( getEncoding() == fc::ASCII )
|
|
print ('-');
|
|
else
|
|
print (fc::SmallBullet); // ·
|
|
|
|
setColor();
|
|
}
|
|
}
|
|
else
|
|
print (' ');
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::drawMenuText (menuText& data)
|
|
{
|
|
// Print menu text
|
|
|
|
for (int z = 0; z < data.length; z++)
|
|
{
|
|
if ( ! std::iswprint(wint_t(data.text[z])) )
|
|
{
|
|
if ( ! isNewFont()
|
|
&& ( int(data.text[z]) < fc::NF_rev_left_arrow2
|
|
|| int(data.text[z]) > fc::NF_check_mark )
|
|
&& ! charEncodable(uInt(data.text[z])) )
|
|
{
|
|
data.text[z] = L' ';
|
|
}
|
|
}
|
|
|
|
if ( z == data.hotkeypos )
|
|
{
|
|
setColor (wc.menu_hotkey_fg, wc.menu_hotkey_bg);
|
|
|
|
if ( ! data.no_underline )
|
|
setUnderline();
|
|
|
|
print (data.text[z]);
|
|
|
|
if ( ! data.no_underline )
|
|
unsetUnderline();
|
|
|
|
setColor();
|
|
}
|
|
else
|
|
print (data.text[z]);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::drawSubMenuIndicator (int& startpos)
|
|
{
|
|
int c = ( has_checkable_items ) ? 1 : 0;
|
|
int len = int(max_item_width) - (startpos + c + 3);
|
|
|
|
if ( len > 0 )
|
|
{
|
|
// Print filling blank spaces
|
|
print (FString(len, wchar_t(' ')));
|
|
// Print BlackRightPointingPointer ►
|
|
print (wchar_t(fc::BlackRightPointingPointer));
|
|
startpos = int(max_item_width) - (c + 2);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::drawAcceleratorKey (int& startpos, int accel_key)
|
|
{
|
|
FString accel_name (getKeyName(accel_key));
|
|
int c = ( has_checkable_items ) ? 1 : 0;
|
|
int accel_len = int(accel_name.getLength());
|
|
int len = int(max_item_width) - (startpos + accel_len + c + 2);
|
|
|
|
if ( len > 0 )
|
|
{
|
|
// Print filling blank spaces + accelerator key name
|
|
FString spaces (len, wchar_t(' '));
|
|
print (spaces + accel_name);
|
|
startpos = int(max_item_width) - (c + 2);
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::drawTrailingSpaces (int startpos)
|
|
{
|
|
int c = ( has_checkable_items ) ? 1 : 0;
|
|
// Print trailing blank space
|
|
for (uInt i = uInt(startpos + c); i < max_item_width - 1; i++)
|
|
print (' ');
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::setLineAttributes (FMenuItem* menuitem, int y)
|
|
{
|
|
bool is_enabled = menuitem->isEnabled();
|
|
bool is_selected = menuitem->isSelected();
|
|
|
|
if ( is_enabled )
|
|
{
|
|
if ( is_selected )
|
|
{
|
|
setForegroundColor (wc.menu_active_focus_fg);
|
|
setBackgroundColor (wc.menu_active_focus_bg);
|
|
|
|
if ( isMonochron() )
|
|
setReverse(false);
|
|
}
|
|
else
|
|
{
|
|
setForegroundColor (wc.menu_active_fg);
|
|
setBackgroundColor (wc.menu_active_bg);
|
|
|
|
if ( isMonochron() )
|
|
setReverse(true);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
setForegroundColor (wc.menu_inactive_fg);
|
|
setBackgroundColor (wc.menu_inactive_bg);
|
|
|
|
if ( isMonochron() )
|
|
setReverse(true);
|
|
}
|
|
|
|
setPrintPos (2, 2 + y);
|
|
setColor();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::setCursorToHotkeyPosition (FMenuItem* menuitem)
|
|
{
|
|
bool is_checkable = menuitem->checkable;
|
|
bool is_selected = menuitem->isSelected();
|
|
|
|
if ( hotkeypos == -1 )
|
|
{
|
|
// set cursor to the first character
|
|
if ( is_selected )
|
|
{
|
|
if ( is_checkable )
|
|
menuitem->setCursorPos (3, 1);
|
|
else
|
|
menuitem->setCursorPos (2, 1);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ( is_selected )
|
|
{
|
|
// set cursor to the hotkey position
|
|
if ( is_checkable )
|
|
menuitem->setCursorPos (3 + hotkeypos, 1);
|
|
else
|
|
menuitem->setCursorPos (2 + hotkeypos, 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::keyUp()
|
|
{
|
|
selectPrevItem();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::keyDown()
|
|
{
|
|
selectNextItem();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::keyLeft (FKeyEvent* ev)
|
|
{
|
|
if ( isSubMenu() )
|
|
{
|
|
FMenu* smenu = static_cast<FMenu*>(getSuperMenu());
|
|
hideSubMenus();
|
|
hide();
|
|
|
|
if ( smenu->getSelectedItem() )
|
|
smenu->getSelectedItem()->setFocus();
|
|
|
|
smenu->redraw();
|
|
|
|
if ( getStatusBar() )
|
|
getStatusBar()->drawMessage();
|
|
|
|
updateTerminal();
|
|
flush_out();
|
|
}
|
|
else
|
|
keypressMenuBar(ev); // select previous menu
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::keyRight (FKeyEvent* ev)
|
|
{
|
|
if ( hasSelectedItem() && getSelectedItem()->hasMenu() )
|
|
{
|
|
FMenu* sub_menu = getSelectedItem()->getMenu();
|
|
|
|
if ( ! sub_menu->isVisible() )
|
|
openSubMenu (sub_menu, SELECT_ITEM);
|
|
else
|
|
keypressMenuBar(ev); // select next menu
|
|
}
|
|
else
|
|
keypressMenuBar(ev); // select next menu
|
|
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::keyEnter()
|
|
{
|
|
if ( ! hasSelectedItem() )
|
|
return;
|
|
|
|
FMenuItem* sel_item = getSelectedItem();
|
|
|
|
if ( sel_item->hasMenu() )
|
|
openSubMenu (sel_item->getMenu(), SELECT_ITEM);
|
|
else
|
|
{
|
|
unselectItem();
|
|
hide();
|
|
hideSuperMenus();
|
|
sel_item->processClicked();
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
inline void FMenu::keyEscape()
|
|
{
|
|
unselectItem();
|
|
hideSubMenus();
|
|
hide();
|
|
|
|
if ( isSubMenu() )
|
|
{
|
|
FMenu* smenu = static_cast<FMenu*>(getSuperMenu());
|
|
|
|
if ( smenu->getSelectedItem() )
|
|
smenu->getSelectedItem()->setFocus();
|
|
|
|
smenu->redraw();
|
|
}
|
|
else
|
|
{
|
|
FWidget* super = getSuperMenu();
|
|
hideSuperMenus();
|
|
|
|
if ( getStatusBar() )
|
|
getStatusBar()->clearMessage();
|
|
|
|
if ( ! (super && isWindowsMenu(super)) )
|
|
switchToPrevWindow();
|
|
}
|
|
|
|
if ( getStatusBar() )
|
|
getStatusBar()->drawMessage();
|
|
|
|
updateTerminal();
|
|
flush_out();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenu::processActivate()
|
|
{
|
|
emitCallback("activate");
|
|
}
|