897 lines
21 KiB
C++
897 lines
21 KiB
C++
// File: fmenubar.cpp
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// Provides: class FMenuBar
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#include "fapp.h"
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#include "fmenubar.h"
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#include "fstatusbar.h"
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//----------------------------------------------------------------------
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// class FMenuBar
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//----------------------------------------------------------------------
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// constructor and destructor
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//----------------------------------------------------------------------
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FMenuBar::FMenuBar(FWidget* parent)
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: FWindow(parent)
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, mouse_down(false)
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, drop_down(false)
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{
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init();
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}
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//----------------------------------------------------------------------
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FMenuBar::~FMenuBar()
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{
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if ( vmenubar != 0 )
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{
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if ( vmenubar->changes != 0 )
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delete[] vmenubar->changes;
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if ( vmenubar->text != 0 )
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delete[] vmenubar->text;
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delete vmenubar;
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}
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vmenubar = 0;
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}
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// private methods of FMenuBar
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//----------------------------------------------------------------------
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void FMenuBar::init()
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{
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xmin = ymin = 1;
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xpos = 1;
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ypos = 1;
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createArea (vmenubar);
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vmenubar->visible = true;
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// initialize geometry values
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setGeometry (1, 1, getColumnNumber(), 1, false);
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getRootWidget()->setTopPadding(1, true);
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setMenuBar(this);
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addAccelerator (fc::Fkey_f10);
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addAccelerator (fc::Fckey_space);
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foregroundColor = wc.menu_active_fg;
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backgroundColor = wc.menu_active_bg;
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window_object = true;
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ignore_padding = true;
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unsetFocusable();
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}
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//----------------------------------------------------------------------
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void FMenuBar::menu_dimension()
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{
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int item_X = 1;
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int item_Y = 1;
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std::vector<FMenuItem*>::const_iterator end, iter;
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iter = itemlist.begin();
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end = itemlist.end();
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// find the maximum item width
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while ( iter != end )
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{
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uInt len = (*iter)->getTextLength();
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int item_width = int(len + 2);
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// set item geometry
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(*iter)->setGeometry (item_X, item_Y, item_width, 1, false);
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// set menu position
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if ( (*iter)->hasMenu() )
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(*iter)->getMenu()->setPos (item_X, item_Y, false);
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item_X += item_width;
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++iter;
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}
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}
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//----------------------------------------------------------------------
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bool FMenuBar::isMenu (FMenuItem* mi) const
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{
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return mi->hasMenu();
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}
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//----------------------------------------------------------------------
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bool FMenuBar::selectNextItem()
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{
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std::vector<FMenuItem*>::const_iterator iter, end;
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iter = itemlist.begin();
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end = itemlist.end();
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while ( iter != end )
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{
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if ( (*iter)->isSelected() )
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{
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FMenuItem* next;
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std::vector<FMenuItem*>::const_iterator next_element;
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next_element = iter;
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do
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{
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++next_element;
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if ( next_element == itemlist.end() )
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next_element = itemlist.begin();
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next = static_cast<FMenuItem*>(*next_element);
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} while ( ! next->isEnabled()
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|| ! next->acceptFocus()
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|| ! next->isVisible()
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|| next->isSeparator() );
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if ( next == *iter )
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return false;
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unselectItem();
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next->setSelected();
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setSelectedItem(next);
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next->setFocus();
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if ( drop_down && next->hasMenu() )
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{
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FMenuItem* first_item;
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FMenu* menu = next->getMenu();
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next->openMenu();
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menu->selectFirstItem();
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first_item = menu->getSelectedItem();
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if ( first_item )
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first_item->setFocus();
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menu->redraw();
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}
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if ( statusBar() )
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statusBar()->drawMessage();
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redraw();
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break;
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}
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++iter;
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}
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return true;
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}
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//----------------------------------------------------------------------
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bool FMenuBar::selectPrevItem()
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{
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std::vector<FMenuItem*>::const_iterator iter, begin;
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iter = itemlist.end();
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begin = itemlist.begin();
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do
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{
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--iter;
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if ( (*iter)->isSelected() )
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{
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FMenuItem* prev;
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std::vector<FMenuItem*>::const_iterator prev_element;
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prev_element = iter;
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do
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{
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if ( prev_element == itemlist.begin() )
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prev_element = itemlist.end();
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--prev_element;
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prev = static_cast<FMenuItem*>(*prev_element);
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} while ( ! prev->isEnabled()
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|| ! prev->acceptFocus()
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|| ! prev->isVisible()
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|| prev->isSeparator() );
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if ( prev == *iter )
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return false;
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unselectItem();
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prev->setSelected();
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prev->setFocus();
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if ( drop_down && prev->hasMenu() )
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{
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FMenuItem* first_item;
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FMenu* menu = prev->getMenu();
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prev->openMenu();
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menu->selectFirstItem();
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first_item = menu->getSelectedItem();
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if ( first_item )
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first_item->setFocus();
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menu->redraw();
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}
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if ( statusBar() )
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statusBar()->drawMessage();
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setSelectedItem(prev);
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redraw();
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break;
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}
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} while ( iter != begin );
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return true;
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}
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//----------------------------------------------------------------------
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bool FMenuBar::hotkeyMenu (FKeyEvent*& ev)
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{
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std::vector<FMenuItem*>::const_iterator iter, end;
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iter = itemlist.begin();
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end = itemlist.end();
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while ( iter != end )
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{
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if ( (*iter)->isEnabled() )
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{
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int hotkey = (*iter)->getHotkey();
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int key = ev->key();
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if ( fc::Fmkey_meta + tolower(hotkey) == key )
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{
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FMenuItem* sel_item = getSelectedItem();
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if ( sel_item && sel_item->hasMenu() )
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sel_item->getMenu()->unselectItem();
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unselectItem();
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if ( (*iter)->hasMenu() )
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{
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FMenuItem* first_item;
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FMenu* menu = (*iter)->getMenu();
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(*iter)->setSelected();
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setSelectedItem(*iter);
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(*iter)->setFocus();
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(*iter)->openMenu();
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menu->selectFirstItem();
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first_item = menu->getSelectedItem();
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if ( first_item )
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first_item->setFocus();
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menu->redraw();
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if ( statusBar() )
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statusBar()->drawMessage();
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redraw();
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drop_down = true;
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}
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else
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{
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setSelectedItem(0);
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redraw();
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drop_down = false;
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(*iter)->processClicked();
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}
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ev->accept();
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return true;
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}
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}
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++iter;
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}
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return false;
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}
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//----------------------------------------------------------------------
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int FMenuBar::getHotkeyPos (wchar_t*& src, wchar_t*& dest, uInt length)
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{
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// find hotkey position in string
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// + generate a new string without the '&'-sign
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int hotkeypos = -1;
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wchar_t* txt = src;
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for (uInt i=0; i < length; i++)
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{
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if ( (i < length) && (txt[i] == L'&') && (hotkeypos == -1) )
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{
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hotkeypos = int(i);
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i++;
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src++;
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}
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*dest++ = *src++;
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}
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return hotkeypos;
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}
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//----------------------------------------------------------------------
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void FMenuBar::draw()
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{
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xmin = ymin = 1;
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height = 1;
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xpos = 1;
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drawItems();
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}
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//----------------------------------------------------------------------
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void FMenuBar::drawItems()
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{
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std::vector<FMenuItem*>::const_iterator iter, end;
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int screenWidth;
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int x = 1;
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screenWidth = getColumnNumber();
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width = screenWidth;
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ypos = 1;
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if ( itemlist.empty() )
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return;
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setUpdateVTerm(false);
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gotoxy (1,1);
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if ( isMonochron() )
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setReverse(true);
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iter = itemlist.begin();
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end = itemlist.end();
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while ( iter != end )
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{
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wchar_t* src;
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wchar_t* dest;
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wchar_t* item_text;
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FString txt;
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uInt txt_length;
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int hotkeypos, startpos, to_char;
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bool is_active, is_selected, is_noUnderline;
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startpos = x + 1;
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is_active = (*iter)->isEnabled();
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is_selected = (*iter)->isSelected();
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is_noUnderline = (((*iter)->getFlags() & NO_UNDERLINE) != 0);
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if ( is_active )
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{
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if ( is_selected )
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{
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if ( isMonochron() )
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setReverse(false);
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foregroundColor = wc.menu_active_focus_fg;
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backgroundColor = wc.menu_active_focus_bg;
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}
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else
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{
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foregroundColor = wc.menu_active_fg;
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backgroundColor = wc.menu_active_bg;
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}
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}
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else
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{
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foregroundColor = wc.menu_inactive_fg;
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backgroundColor = wc.menu_inactive_bg;
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}
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setColor (foregroundColor, backgroundColor);
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if ( x < screenWidth )
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{
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x++;
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print (vmenubar, ' ');
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}
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txt = (*iter)->getText();
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txt_length = uInt(txt.getLength());
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item_text = new wchar_t[txt_length+1]();
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src = const_cast<wchar_t*>(txt.wc_str());
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dest = const_cast<wchar_t*>(item_text);
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if ( x-1 <= screenWidth )
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to_char = int(txt_length);
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else
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to_char = int(txt_length) - (screenWidth-x-1);
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hotkeypos = getHotkeyPos (src, dest, txt_length);
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if ( hotkeypos != -1 )
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{
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txt_length--;
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to_char--;
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}
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x += int(txt_length);
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for (int z=0; z < to_char; z++)
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{
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if ( startpos > screenWidth-z )
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break;
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if ( ! iswprint(wint_t(item_text[z])) )
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{
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if ( ! isNewFont() && ( int(item_text[z]) < fc::NF_rev_left_arrow2
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|| int(item_text[z]) > fc::NF_check_mark ) )
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{
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item_text[z] = L' ';
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}
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}
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if ( (z == hotkeypos) && is_active && ! is_selected )
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{
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setColor (wc.menu_hotkey_fg, wc.menu_hotkey_bg);
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if ( ! is_noUnderline )
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setUnderline();
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print (vmenubar, item_text[z]);
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if ( ! is_noUnderline )
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unsetUnderline();
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setColor (foregroundColor, backgroundColor);
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}
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else
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print (vmenubar, item_text[z]);
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}
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if ( x > screenWidth+1 )
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{
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if ( startpos < screenWidth )
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{
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gotoxy(screenWidth-1,1);
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print (vmenubar, "..");
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}
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else if ( startpos-2 < screenWidth )
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{
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gotoxy(screenWidth,1);
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print (vmenubar, ' ');
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}
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}
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if ( x < screenWidth )
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{
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x++;
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print (vmenubar, ' ');
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}
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setColor (wc.menu_active_fg, wc.menu_active_bg);
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if ( isMonochron() && is_active && is_selected )
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setReverse(true);
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delete[] item_text;
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++iter;
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}
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for (; x <= screenWidth; x++)
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print (vmenubar, ' ');
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if ( isMonochron() )
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setReverse(false);
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setUpdateVTerm(true);
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}
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//----------------------------------------------------------------------
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void FMenuBar::adjustItems()
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{
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int item_X = 1;
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int item_Y = 1;
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std::vector<FMenuItem*>::const_iterator end, iter;
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iter = itemlist.begin();
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end = itemlist.end();
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while ( iter != end )
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{
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// get item width
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int item_width = (*iter)->getWidth();
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if ( (*iter)->hasMenu() )
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{
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FMenu* menu = (*iter)->getMenu();
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// set menu position
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menu->move (menu->adjustX(item_X), item_Y);
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// call menu adjustItems()
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menu->adjustItems();
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}
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item_X += item_width;
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++iter;
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}
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}
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//----------------------------------------------------------------------
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void FMenuBar::leaveMenuBar()
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{
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resetMenu();
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redraw();
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activatePrevWindow();
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raiseWindow (getActiveWindow());
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getActiveWindow()->getFocusWidget()->setFocus();
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getActiveWindow()->redraw();
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if ( statusBar() )
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statusBar()->drawMessage();
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updateTerminal();
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flush_out();
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mouse_down = false;
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}
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// public methods of FMenuBar
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//----------------------------------------------------------------------
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void FMenuBar::onKeyPress (FKeyEvent* ev)
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{
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switch ( ev->key() )
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{
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case fc::Fkey_return:
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case fc::Fkey_enter:
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case fc::Fkey_up:
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case fc::Fkey_down:
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if ( hasSelectedItem() )
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{
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FMenuItem* sel_item = getSelectedItem();
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if ( sel_item->hasMenu() )
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{
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FMenuItem* first_item;
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FMenu* menu = sel_item->getMenu();
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sel_item->openMenu();
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menu->selectFirstItem();
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first_item = menu->getSelectedItem();
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if ( first_item )
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first_item->setFocus();
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menu->redraw();
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if ( statusBar() )
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statusBar()->drawMessage();
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redraw();
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drop_down = true;
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}
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else if ( ev->key() == fc::Fkey_return
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|| ev->key() == fc::Fkey_enter )
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{
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unselectItem();
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redraw();
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sel_item->processClicked();
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}
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}
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ev->accept();
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break;
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case fc::Fkey_left:
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selectPrevItem();
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ev->accept();
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break;
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case fc::Fkey_right:
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selectNextItem();
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ev->accept();
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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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leaveMenuBar();
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ev->accept();
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break;
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default:
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break;
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}
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}
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//----------------------------------------------------------------------
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void FMenuBar::onMouseDown (FMouseEvent* ev)
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{
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if ( ev->getButton() != LeftButton )
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{
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mouse_down = false;
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if ( ! itemlist.empty() && hasSelectedItem() )
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leaveMenuBar();
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else
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return;
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if ( statusBar() )
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statusBar()->clearMessage();
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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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mouse_down = true;
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if ( ! isActiveWindow() )
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setActiveWindow(this);
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if ( ! itemlist.empty() )
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{
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std::vector<FMenuItem*>::const_iterator iter, end;
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int mouse_x, mouse_y;
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bool focus_changed = false;
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iter = itemlist.begin();
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end = itemlist.end();
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mouse_x = ev->getX();
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mouse_y = ev->getY();
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while ( iter != end )
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{
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int x1, x2;
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x1 = (*iter)->getX();
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x2 = (*iter)->getX() + (*iter)->getWidth() - 1;
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if ( mouse_x >= x1
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&& mouse_x <= x2
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&& mouse_y == 1 )
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{
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// Mouse pointer over item
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if ( (*iter)->isEnabled() && ! (*iter)->isSelected() )
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{
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FWidget* focused_widget = getFocusWidget();
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FFocusEvent out (FocusOut_Event);
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FApplication::queueEvent(focused_widget, &out);
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(*iter)->setSelected();
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(*iter)->setFocus();
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if ( focused_widget )
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focused_widget->redraw();
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(*iter)->openMenu();
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setSelectedItem(*iter);
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focus_changed = true;
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if ( (*iter)->hasMenu() )
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{
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FMenu* menu = (*iter)->getMenu();
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if ( menu->hasSelectedItem() )
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{
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menu->unselectItem();
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menu->redraw();
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drop_down = true;
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}
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}
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}
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}
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else
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{
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if ( mouse_y == 1
|
|
&& (*iter)->isEnabled()
|
|
&& (*iter)->isSelected() )
|
|
{
|
|
(*iter)->unsetSelected();
|
|
if ( getSelectedItem() == *iter )
|
|
setSelectedItem(0);
|
|
focus_changed = true;
|
|
}
|
|
}
|
|
++iter;
|
|
}
|
|
if ( statusBar() )
|
|
statusBar()->drawMessage();
|
|
if ( focus_changed )
|
|
redraw();
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuBar::onMouseUp (FMouseEvent* ev)
|
|
{
|
|
if ( ev->getButton() != LeftButton )
|
|
return;
|
|
|
|
if ( mouse_down )
|
|
{
|
|
mouse_down = false;
|
|
if ( ! itemlist.empty() )
|
|
{
|
|
std::vector<FMenuItem*>::const_iterator iter, end;
|
|
int mouse_x, mouse_y;
|
|
|
|
iter = itemlist.begin();
|
|
end = itemlist.end();
|
|
mouse_x = ev->getX();
|
|
mouse_y = ev->getY();
|
|
|
|
while ( iter != end )
|
|
{
|
|
int x1, x2;
|
|
|
|
x1 = (*iter)->getX();
|
|
x2 = (*iter)->getX() + (*iter)->getWidth() - 1;
|
|
|
|
if ( mouse_x >= x1
|
|
&& mouse_x <= x2
|
|
&& mouse_y == 1
|
|
&& (*iter)->isEnabled()
|
|
&& (*iter)->isSelected() )
|
|
{
|
|
// Mouse pointer over item
|
|
if ( (*iter)->hasMenu() )
|
|
{
|
|
FMenu* menu = (*iter)->getMenu();
|
|
if ( ! menu->hasSelectedItem() )
|
|
{
|
|
FMenuItem* first_item;
|
|
menu->selectFirstItem();
|
|
first_item = menu->getSelectedItem();
|
|
if ( first_item )
|
|
first_item->setFocus();
|
|
menu->redraw();
|
|
if ( statusBar() )
|
|
statusBar()->drawMessage();
|
|
redraw();
|
|
drop_down = true;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
(*iter)->unsetSelected();
|
|
if ( getSelectedItem() == *iter )
|
|
{
|
|
setSelectedItem(0);
|
|
leaveMenuBar();
|
|
drop_down = false;
|
|
(*iter)->processClicked();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if ( mouse_y == 1
|
|
&& (*iter)->isEnabled()
|
|
&& (*iter)->isSelected() )
|
|
{
|
|
(*iter)->unsetSelected();
|
|
if ( getSelectedItem() == *iter )
|
|
setSelectedItem(0);
|
|
redraw();
|
|
}
|
|
}
|
|
++iter;
|
|
}
|
|
if ( ! hasSelectedItem() )
|
|
leaveMenuBar();
|
|
}
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuBar::onMouseMove (FMouseEvent* ev)
|
|
{
|
|
if ( ev->getButton() != LeftButton )
|
|
return;
|
|
|
|
if ( ! isActiveWindow() )
|
|
setActiveWindow(this);
|
|
|
|
if ( mouse_down && ! itemlist.empty() )
|
|
{
|
|
std::vector<FMenuItem*>::const_iterator iter, end;
|
|
int mouse_x, mouse_y;
|
|
bool mouse_over_menubar = false;
|
|
bool focus_changed = false;
|
|
|
|
iter = itemlist.begin();
|
|
end = itemlist.end();
|
|
mouse_x = ev->getX();
|
|
mouse_y = ev->getY();
|
|
|
|
if ( getGeometryGlobal().contains(ev->getGlobalPos()) )
|
|
mouse_over_menubar = true;
|
|
|
|
while ( iter != end )
|
|
{
|
|
int x1, x2;
|
|
|
|
x1 = (*iter)->getX();
|
|
x2 = (*iter)->getX() + (*iter)->getWidth() - 1;
|
|
|
|
if ( mouse_x >= x1
|
|
&& mouse_x <= x2
|
|
&& mouse_y == 1 )
|
|
{
|
|
// Mouse pointer over item
|
|
if ( (*iter)->isEnabled() && ! (*iter)->isSelected() )
|
|
{
|
|
FWidget* focused_widget = getFocusWidget();
|
|
FFocusEvent out (FocusOut_Event);
|
|
FApplication::queueEvent(focused_widget, &out);
|
|
(*iter)->setSelected();
|
|
(*iter)->setFocus();
|
|
if ( focused_widget )
|
|
focused_widget->redraw();
|
|
(*iter)->openMenu();
|
|
setSelectedItem(*iter);
|
|
focus_changed = true;
|
|
|
|
if ( (*iter)->hasMenu() )
|
|
{
|
|
FMenu* menu = (*iter)->getMenu();
|
|
if ( menu->hasSelectedItem() )
|
|
{
|
|
menu->unselectItem();
|
|
menu->redraw();
|
|
drop_down = true;
|
|
}
|
|
}
|
|
}
|
|
else if ( statusBar() )
|
|
statusBar()->clearMessage();
|
|
}
|
|
else
|
|
{
|
|
if ( mouse_over_menubar
|
|
&& (*iter)->isEnabled()
|
|
&& (*iter)->isSelected() )
|
|
{
|
|
// Unselect selected item without mouse focus
|
|
(*iter)->unsetSelected();
|
|
if ( getSelectedItem() == *iter )
|
|
setSelectedItem(0);
|
|
focus_changed = true;
|
|
drop_down = false;
|
|
}
|
|
else if ( hasSelectedItem() && getSelectedItem()->hasMenu() )
|
|
{
|
|
// Mouse event handover to the menu
|
|
FMenu* menu = getSelectedItem()->getMenu();
|
|
const FRect& menu_geometry = menu->getGeometryGlobal();
|
|
|
|
if ( menu->count() > 0
|
|
&& menu_geometry.contains(ev->getGlobalPos()) )
|
|
{
|
|
const FPoint& g = ev->getGlobalPos();
|
|
const FPoint& p = menu->globalToLocalPos(g);
|
|
int b = ev->getButton();
|
|
FMouseEvent* _ev = new FMouseEvent (MouseMove_Event, p, g, b);
|
|
menu->mouse_down = true;
|
|
setClickedWidget(menu);
|
|
menu->onMouseMove(_ev);
|
|
delete _ev;
|
|
}
|
|
}
|
|
}
|
|
++iter;
|
|
}
|
|
if ( statusBar() )
|
|
statusBar()->drawMessage();
|
|
if ( focus_changed )
|
|
redraw();
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuBar::onAccel (FAccelEvent* ev)
|
|
{
|
|
unselectItem();
|
|
selectFirstItem();
|
|
getSelectedItem()->setFocus();
|
|
if ( statusBar() )
|
|
statusBar()->drawMessage();
|
|
redraw();
|
|
ev->accept();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuBar::hide()
|
|
{
|
|
int fg, bg, screenWidth;
|
|
char* blank;
|
|
|
|
FWindow::hide();
|
|
|
|
fg = wc.term_fg;
|
|
bg = wc.term_bg;
|
|
setColor (fg, bg);
|
|
|
|
screenWidth = getColumnNumber();
|
|
blank = new char[screenWidth+1];
|
|
memset(blank, ' ', uLong(screenWidth));
|
|
blank[screenWidth] = '\0';
|
|
|
|
gotoxy (1,1);
|
|
print (vmenubar, blank);
|
|
delete[] blank;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuBar::resetMenu()
|
|
{
|
|
unselectItem();
|
|
drop_down = false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuBar::adjustSize()
|
|
{
|
|
xmin = ymin = 1;
|
|
height = 1;
|
|
xpos = 1;
|
|
width = getColumnNumber();
|
|
ypos = 1;
|
|
adjustItems();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuBar::setGeometry (int xx, int yy, int ww, int hh, bool adjust)
|
|
{
|
|
int old_width = width;
|
|
int old_height = height;
|
|
FWidget::setGeometry (xx, yy, ww, hh, adjust);
|
|
if ( vmenubar && (width != old_width || height != old_height) )
|
|
resizeArea (vmenubar);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuBar::cb_item_deactivated (FWidget* widget, void*)
|
|
{
|
|
FMenuItem* menuitem = static_cast<FMenuItem*>(widget);
|
|
|
|
if ( menuitem->hasMenu() )
|
|
{
|
|
FMenu* menu = menuitem->getMenu();
|
|
menu->hide();
|
|
menu->hideSubMenus();
|
|
}
|
|
}
|