117 lines
2.4 KiB
C++
117 lines
2.4 KiB
C++
// File: fmenulist.cpp
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// Provides: class FMenuList
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#include <vector>
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#include "final/fmenulist.h"
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//----------------------------------------------------------------------
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// class FMenuList
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//----------------------------------------------------------------------
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// constructor and destructor
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//----------------------------------------------------------------------
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FMenuList::FMenuList()
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: selected_item()
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, item_list()
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{ }
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//----------------------------------------------------------------------
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FMenuList::~FMenuList() // destructor
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{
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// delete all items
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if ( item_list.empty() )
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return;
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std::vector<FMenuItem*>::iterator iter;
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iter = item_list.begin();
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while ( iter != item_list.end() )
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{
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(*iter)->setSuperMenu(0);
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iter = item_list.erase(iter);
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}
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}
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// public methods of FMenuList
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//----------------------------------------------------------------------
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void FMenuList::insert (FMenuItem* i)
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{
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item_list.push_back(i);
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}
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//----------------------------------------------------------------------
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void FMenuList::remove (FMenuItem* i)
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{
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std::vector<FMenuItem*>::iterator iter;
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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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while ( iter != item_list.end() )
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{
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if ( (*iter) == i )
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{
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iter = item_list.erase(iter);
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i->setSuperMenu(0);
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break;
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}
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else
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++iter;
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}
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}
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//----------------------------------------------------------------------
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void FMenuList::remove (int pos)
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{
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if ( int(getCount()) < pos )
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return;
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item_list.erase (item_list.begin() + pos - 1);
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}
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//----------------------------------------------------------------------
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void FMenuList::clear()
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{
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item_list.clear();
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}
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//----------------------------------------------------------------------
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void FMenuList::selectFirstItem()
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{
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std::vector<FMenuItem*>::const_iterator iter, end;
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iter = item_list.begin();
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end = item_list.end();
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if ( item_list.empty() )
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return;
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if ( hasSelectedItem() )
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unselectItem();
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while ( iter != end )
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{
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if ( (*iter)->isEnabled() && ! (*iter)->isSeparator() )
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{
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// select first enabled item
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(*iter)->setSelected();
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setSelectedItem(*iter);
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break;
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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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void FMenuList::unselectItem()
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{
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if ( hasSelectedItem() )
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getSelectedItem()->unsetSelected();
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setSelectedItem(0);
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}
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