854 lines
19 KiB
C++
854 lines
19 KiB
C++
// File: fmenuitem.cpp
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// Provides: class FMenuItem
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#include "fapp.h"
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#include "fdialog.h"
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#include "fmenu.h"
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#include "fmenubar.h"
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#include "fmenulist.h"
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#include "fmenuitem.h"
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#include "fstatusbar.h"
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//----------------------------------------------------------------------
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// class FMenuItem
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//----------------------------------------------------------------------
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// constructor and destructor
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//----------------------------------------------------------------------
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FMenuItem::FMenuItem (FWidget* parent)
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: FWidget(parent)
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, text()
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, selected(false)
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, separator(false)
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, checkable(false)
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, checked(false)
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, radio_button(false)
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, dialog_list(false)
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, text_length(0)
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, hotkey(0)
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, accel_key(0)
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, menu(0)
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, super_menu(0)
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{
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init (parent);
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}
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//----------------------------------------------------------------------
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FMenuItem::FMenuItem (FString& txt, FWidget* parent)
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: FWidget(parent)
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, text(txt)
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, selected(false)
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, separator(false)
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, checkable(false)
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, checked(false)
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, radio_button(false)
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, dialog_list(false)
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, text_length(0)
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, hotkey(0)
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, accel_key(0)
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, menu(0)
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, super_menu(0)
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{
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init (parent);
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}
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//----------------------------------------------------------------------
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FMenuItem::FMenuItem (const std::string& txt, FWidget* parent)
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: FWidget(parent)
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, text(txt)
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, selected(false)
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, separator(false)
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, checkable(false)
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, checked(false)
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, radio_button(false)
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, dialog_list(false)
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, text_length(0)
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, hotkey(0)
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, accel_key(0)
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, menu(0)
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, super_menu(0)
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{
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init (parent);
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}
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//----------------------------------------------------------------------
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FMenuItem::FMenuItem (const char* txt, FWidget* parent)
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: FWidget(parent)
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, text(txt)
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, selected(false)
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, separator(false)
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, checkable(false)
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, checked(false)
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, radio_button(false)
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, dialog_list(false)
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, text_length(0)
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, hotkey(0)
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, accel_key(0)
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, menu(0)
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, super_menu(0)
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{
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init (parent);
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}
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//----------------------------------------------------------------------
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FMenuItem::FMenuItem (int k, FString& txt, FWidget* parent)
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: FWidget(parent)
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, text(txt)
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, selected(false)
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, separator(false)
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, checkable(false)
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, checked(false)
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, radio_button(false)
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, dialog_list(false)
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, text_length(0)
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, hotkey(0)
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, accel_key(k)
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, menu(0)
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, super_menu(0)
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{
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init (parent);
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}
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//----------------------------------------------------------------------
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FMenuItem::FMenuItem (int k, const std::string& txt, FWidget* parent)
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: FWidget(parent)
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, text(txt)
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, selected(false)
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, separator(false)
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, checkable(false)
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, checked(false)
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, radio_button(false)
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, dialog_list(false)
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, text_length(0)
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, hotkey(0)
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, accel_key(k)
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, menu(0)
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, super_menu(0)
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{
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init (parent);
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}
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//----------------------------------------------------------------------
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FMenuItem::FMenuItem (int k, const char* txt, FWidget* parent)
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: FWidget(parent)
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, text(txt)
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, selected(false)
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, separator(false)
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, checkable(false)
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, checked(false)
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, radio_button(false)
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, dialog_list(false)
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, text_length(0)
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, hotkey(0)
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, accel_key(k)
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, menu(0)
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, super_menu(0)
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{
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init (parent);
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}
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//----------------------------------------------------------------------
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FMenuItem::~FMenuItem() // destructor
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{
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delAccelerator();
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}
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// private methods of FMenuItem
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//----------------------------------------------------------------------
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void FMenuItem::init (FWidget* parent)
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{
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text_length = text.getLength();
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hotkey = hotKey();
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if ( hotkey )
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text_length--;
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setGeometry (1,1,int(text_length+2),1, false);
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if ( parent )
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{
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FMenuList* menu_list;
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setSuperMenu (parent);
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if ( accel_key )
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addAccelerator (accel_key);
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menu_list = dynamic_cast<FMenuList*>(parent);
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if ( menu_list )
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menu_list->insert(this);
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if ( isMenuBar(parent) ) // Parent is menubar
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{
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FMenuBar* menubar_ptr = dynamic_cast<FMenuBar*>(parent);
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if ( menubar_ptr )
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{
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menubar_ptr->menu_dimension();
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if ( hotkey ) // Meta + hotkey
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menubar_ptr->addAccelerator (fc::Fmkey_meta + tolower(hotkey), this);
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}
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this->addCallback
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(
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"deactivate",
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_METHOD_CALLBACK (parent, &FMenuBar::cb_item_deactivated)
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);
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}
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else if ( isMenu(parent) ) // Parent is menu
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{
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FMenu* menu_ptr = dynamic_cast<FMenu*>(parent);
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if ( menu_ptr )
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menu_ptr->menu_dimension();
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}
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}
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if ( hasFocus() )
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flags = fc::focus;
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if ( isEnabled() )
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flags |= fc::active;
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}
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//----------------------------------------------------------------------
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uChar FMenuItem::hotKey()
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{
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uInt length;
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if ( text.isEmpty() )
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return 0;
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length = text.getLength();
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for (uInt i=0; i < length; i++)
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{
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try
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{
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if ( (i+1 < length) && (text[i] == '&') )
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return uChar(text[++i]);
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}
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catch (const std::out_of_range&)
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{
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return 0;;
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}
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}
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return 0;
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}
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//----------------------------------------------------------------------
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void FMenuItem::processActivate()
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{
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emitCallback("activate");
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}
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//----------------------------------------------------------------------
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void FMenuItem::processDeactivate()
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{
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emitCallback("deactivate");
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}
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//----------------------------------------------------------------------
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void FMenuItem::createDialogList (FMenu* winmenu)
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{
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winmenu->clear();
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if ( window_list && ! window_list->empty() )
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{
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widgetList::const_iterator iter, begin;
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iter = window_list->end();
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begin = window_list->begin();
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do
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{
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--iter;
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if ( (*iter)->isDialog() )
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{
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FDialog* win = dynamic_cast<FDialog*>(*iter);
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if ( win )
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{
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FString win_title = win->getText();
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FMenuItem* win_item = new FMenuItem (win_title, winmenu);
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win_item->addCallback
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(
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"clicked",
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_METHOD_CALLBACK (this, &FMenuItem::cb_switchToDialog),
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dynamic_cast<FWidget::data_ptr>(win)
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);
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}
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}
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}
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while ( iter != begin );
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}
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winmenu->menu_dimension();
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}
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//----------------------------------------------------------------------
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void FMenuItem::cb_switchToDialog (FWidget*, void* data_ptr)
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{
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FDialog* win = static_cast<FDialog*>(data_ptr);
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if ( win && ! win->isHiddenWindow() && ! win->isActiveWindow() )
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{
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FWindow::setActiveWindow(win);
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FWidget* focus_widget = win->getFocusWidget();
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FWindow::raiseWindow (win);
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if ( focus_widget )
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focus_widget->setFocus();
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win->redraw();
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}
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}
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//----------------------------------------------------------------------
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void FMenuItem::processClicked()
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{
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emitCallback("clicked");
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}
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// protected methods of FMenuItem
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//----------------------------------------------------------------------
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bool FMenuItem::isWindowsMenu (FWidget* w) const
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{
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return w->isDialog();
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}
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//----------------------------------------------------------------------
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bool FMenuItem::isMenuBar (FWidget* w) const
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{
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return bool( strcmp ( w->getClassName()
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, const_cast<char*>("FMenuBar") ) == 0 );
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}
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//----------------------------------------------------------------------
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bool FMenuItem::isMenu (FWidget* w) const
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{
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bool m1 = ( strcmp ( w->getClassName()
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, const_cast<char*>("FMenu") ) == 0 );
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bool m2 = ( strcmp ( w->getClassName()
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, const_cast<char*>("FDialogListMenu") ) == 0 );
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return bool( m1 || m2 );
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}
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// public methods of FMenuItem
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//----------------------------------------------------------------------
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void FMenuItem::addAccelerator (int key, FWidget* obj)
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{
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FWidget* super = super_menu;
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if ( ! super )
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return;
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while ( super && strncmp ( super->getClassName()
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, const_cast<char*>("FMenu"), 5) == 0 )
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{
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super = super->getParentWidget();
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}
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if ( super )
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{
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FWidget* window = FWindow::getWindowWidget(super);
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accelerator accel = { key, obj };
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if ( ! window )
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window = getRootWidget();
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if ( window && window->accelerator_list )
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{
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accel_key = key;
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window->accelerator_list->push_back(accel);
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}
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}
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if ( isMenu(super_menu) )
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{
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FMenu* menu_ptr = dynamic_cast<FMenu*>(super_menu);
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if ( menu_ptr )
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menu_ptr->menu_dimension();
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}
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}
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//----------------------------------------------------------------------
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void FMenuItem::delAccelerator (FWidget* obj)
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{
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FWidget* super = super_menu;
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if ( ! super )
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return;
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while ( super && strncmp ( super->getClassName()
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, const_cast<char*>("FMenu"), 5) == 0 )
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{
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super = super->getParentWidget();
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}
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if ( super )
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{
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FWidget* window = FWindow::getWindowWidget(super);
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if ( ! window )
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window = getRootWidget();
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if ( window
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&& window->accelerator_list
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&& ! window->accelerator_list->empty() )
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{
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FWidget::Accelerators::iterator iter;
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iter = window->accelerator_list->begin();
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while ( iter != window->accelerator_list->end() )
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{
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if ( iter->object == obj )
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{
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accel_key = 0;
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iter = window->accelerator_list->erase(iter);
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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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if ( isMenu(super_menu) )
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{
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FMenu* menu_ptr = dynamic_cast<FMenu*>(super_menu);
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if ( menu_ptr )
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menu_ptr->menu_dimension();
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}
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}
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//----------------------------------------------------------------------
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void FMenuItem::onKeyPress (FKeyEvent* ev)
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{
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if ( super_menu )
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{
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if ( isMenu(super_menu) )
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{
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FMenu* smenu = dynamic_cast<FMenu*>(super_menu);
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if ( smenu )
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smenu->onKeyPress(ev);
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}
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if ( isMenuBar(super_menu) )
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{
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FMenuBar* mbar = dynamic_cast<FMenuBar*>(super_menu);
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if ( mbar )
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{
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if ( mbar->hotkeyMenu(ev) )
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return;
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mbar->onKeyPress(ev);
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}
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}
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}
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}
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//----------------------------------------------------------------------
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void FMenuItem::onMouseDoubleClick (FMouseEvent* ev)
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{
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if ( super_menu )
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{
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const FPoint& g = ev->getGlobalPos();
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int b = ev->getButton();
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if ( isMenu(super_menu) )
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{
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FMenu* smenu = dynamic_cast<FMenu*>(super_menu);
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if ( smenu )
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{
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const FPoint& p2 = smenu->globalToLocalPos(g);
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FMouseEvent* _ev = new FMouseEvent (fc::MouseDoubleClick_Event, p2, g, b);
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smenu->onMouseDoubleClick(_ev);
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delete _ev;
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}
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}
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if ( isMenuBar(super_menu) )
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{
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FMenuBar* mbar = dynamic_cast<FMenuBar*>(super_menu);
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if ( mbar )
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{
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const FPoint& p2 = mbar->globalToLocalPos(g);
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FMouseEvent* _ev = new FMouseEvent (fc::MouseDoubleClick_Event, p2, g, b);
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mbar->onMouseDoubleClick(_ev);
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delete _ev;
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}
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}
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if ( isWindowsMenu(super_menu) )
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{
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FDialog* dgl = dynamic_cast<FDialog*>(super_menu);
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if ( dgl )
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{
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const FPoint& p2 = dgl->globalToLocalPos(g);
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FMouseEvent* _ev = new FMouseEvent (fc::MouseDoubleClick_Event, p2, g, b);
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dgl->onMouseDoubleClick(_ev);
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delete _ev;
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}
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}
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}
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}
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//----------------------------------------------------------------------
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void FMenuItem::onMouseDown (FMouseEvent* ev)
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{
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if ( super_menu )
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{
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const FPoint& g = ev->getGlobalPos();
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int b = ev->getButton();
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if ( isMenu(super_menu) )
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{
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FMenu* smenu = dynamic_cast<FMenu*>(super_menu);
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if ( smenu )
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{
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const FPoint& p2 = smenu->globalToLocalPos(g);
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FMouseEvent* _ev = new FMouseEvent (fc::MouseDown_Event, p2, g, b);
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smenu->onMouseDown(_ev);
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delete _ev;
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}
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}
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if ( isMenuBar(super_menu) )
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{
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FMenuBar* mbar = dynamic_cast<FMenuBar*>(super_menu);
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if ( mbar )
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{
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const FPoint& p2 = mbar->globalToLocalPos(g);
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FMouseEvent* _ev = new FMouseEvent (fc::MouseDown_Event, p2, g, b);
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mbar->onMouseDown(_ev);
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delete _ev;
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}
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}
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if ( isWindowsMenu(super_menu) )
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{
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FDialog* dgl = dynamic_cast<FDialog*>(super_menu);
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if ( dgl )
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{
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const FPoint& p2 = dgl->globalToLocalPos(g);
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FMouseEvent* _ev = new FMouseEvent (fc::MouseDown_Event, p2, g, b);
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dgl->onMouseDown(_ev);
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delete _ev;
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}
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}
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}
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}
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//----------------------------------------------------------------------
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void FMenuItem::onMouseUp (FMouseEvent* ev)
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{
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if ( super_menu )
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{
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const FPoint& g = ev->getGlobalPos();
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int b = ev->getButton();
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if ( isMenu(super_menu) )
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{
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FMenu* smenu = dynamic_cast<FMenu*>(super_menu);
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if ( smenu )
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{
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const FPoint& p2 = smenu->globalToLocalPos(g);
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FMouseEvent* _ev = new FMouseEvent (fc::MouseUp_Event, p2, g, b);
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smenu->onMouseUp(_ev);
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delete _ev;
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}
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}
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if ( isMenuBar(super_menu) )
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{
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FMenuBar* mbar = dynamic_cast<FMenuBar*>(super_menu);
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if ( mbar )
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{
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const FPoint& p2 = mbar->globalToLocalPos(g);
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FMouseEvent* _ev = new FMouseEvent (fc::MouseUp_Event, p2, g, b);
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mbar->onMouseUp(_ev);
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delete _ev;
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}
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}
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if ( isWindowsMenu(super_menu) )
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{
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FDialog* dgl = dynamic_cast<FDialog*>(super_menu);
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if ( dgl )
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{
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const FPoint& p2 = dgl->globalToLocalPos(g);
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FMouseEvent* _ev = new FMouseEvent (fc::MouseUp_Event, p2, g, b);
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dgl->onMouseUp(_ev);
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delete _ev;
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}
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}
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}
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}
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//----------------------------------------------------------------------
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void FMenuItem::onMouseMove (FMouseEvent* ev)
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{
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if ( super_menu )
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{
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const FPoint& g = ev->getGlobalPos();
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int b = ev->getButton();
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if ( isMenu(super_menu) )
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{
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FMenu* smenu = dynamic_cast<FMenu*>(super_menu);
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if ( smenu )
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{
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const FPoint& p2 = smenu->globalToLocalPos(g);
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FMouseEvent* _ev = new FMouseEvent (fc::MouseMove_Event, p2, g, b);
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smenu->onMouseMove(_ev);
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delete _ev;
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}
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}
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if ( isMenuBar(super_menu) )
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{
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FMenuBar* mbar = dynamic_cast<FMenuBar*>(super_menu);
|
|
if ( mbar )
|
|
{
|
|
const FPoint& p2 = mbar->globalToLocalPos(g);
|
|
FMouseEvent* _ev = new FMouseEvent (fc::MouseMove_Event, p2, g, b);
|
|
mbar->onMouseMove(_ev);
|
|
delete _ev;
|
|
}
|
|
}
|
|
|
|
if ( isWindowsMenu(super_menu) )
|
|
{
|
|
FDialog* dgl = dynamic_cast<FDialog*>(super_menu);
|
|
if ( dgl )
|
|
{
|
|
const FPoint& p2 = dgl->globalToLocalPos(g);
|
|
FMouseEvent* _ev = new FMouseEvent (fc::MouseMove_Event, p2, g, b);
|
|
dgl->onMouseMove(_ev);
|
|
delete _ev;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuItem::onAccel (FAccelEvent* ev)
|
|
{
|
|
if ( isEnabled() && ! isSelected() )
|
|
{
|
|
if ( super_menu && isMenuBar(super_menu) )
|
|
{
|
|
FMenuBar* mbar = dynamic_cast<FMenuBar*>(super_menu);
|
|
if ( mbar )
|
|
{
|
|
if ( menu )
|
|
{
|
|
FWidget* focused_widget;
|
|
|
|
if ( mbar->getSelectedItem() )
|
|
mbar->getSelectedItem()->unsetSelected();
|
|
setSelected();
|
|
mbar->selectedItem = this;
|
|
openMenu();
|
|
|
|
focused_widget = static_cast<FWidget*>(ev->focusedWidget());
|
|
FFocusEvent out (fc::FocusOut_Event);
|
|
FApplication::queueEvent(focused_widget, &out);
|
|
menu->unselectItem();
|
|
menu->selectFirstItem();
|
|
menu->getSelectedItem()->setFocus();
|
|
if ( focused_widget )
|
|
focused_widget->redraw();
|
|
menu->redraw();
|
|
if ( statusBar() )
|
|
statusBar()->drawMessage();
|
|
mbar->redraw();
|
|
mbar->drop_down = true;
|
|
}
|
|
else
|
|
{
|
|
unsetSelected();
|
|
mbar->selectedItem = 0;
|
|
mbar->redraw();
|
|
processClicked();
|
|
mbar->drop_down = false;
|
|
}
|
|
ev->accept();
|
|
}
|
|
}
|
|
else
|
|
processClicked();
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuItem::onFocusIn (FFocusEvent*)
|
|
{
|
|
if ( statusBar() )
|
|
statusBar()->drawMessage();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuItem::onFocusOut (FFocusEvent*)
|
|
{
|
|
unsetSelected();
|
|
if ( super_menu && isMenuBar(super_menu) )
|
|
{
|
|
FMenuBar* mbar = dynamic_cast<FMenuBar*>(super_menu);
|
|
if ( mbar )
|
|
mbar->redraw();
|
|
}
|
|
if ( statusBar() )
|
|
{
|
|
statusBar()->clearMessage();
|
|
statusBar()->drawMessage();
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FMenuItem::setEnable (bool on)
|
|
{
|
|
FWidget::setEnable(on);
|
|
|
|
FWidget* super = getSuperMenu();
|
|
|
|
if ( on )
|
|
{
|
|
flags |= fc::active;
|
|
|
|
if ( super && isMenuBar(super) )
|
|
{
|
|
// Meta + hotkey
|
|
super->addAccelerator (fc::Fmkey_meta + tolower(hotkey), this);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
flags &= ~fc::active;
|
|
|
|
if ( super && isMenuBar(super) )
|
|
super->delAccelerator (this);
|
|
}
|
|
return on;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
bool FMenuItem::setFocus (bool on)
|
|
{
|
|
FWidget::setFocus(on);
|
|
|
|
if ( on )
|
|
{
|
|
flags |= fc::focus;
|
|
|
|
if ( isEnabled() )
|
|
{
|
|
if ( ! selected )
|
|
{
|
|
FMenuList* menu_list = dynamic_cast<FMenuList*>(getSuperMenu());
|
|
setSelected();
|
|
if ( menu_list )
|
|
{
|
|
menu_list->unselectItem();
|
|
menu_list->setSelectedItem(this);
|
|
}
|
|
|
|
if ( statusBar() )
|
|
statusBar()->drawMessage();
|
|
|
|
FWidget* parent = getSuperMenu();
|
|
if ( isMenuBar(parent) )
|
|
{
|
|
FMenuBar* menubar_ptr = dynamic_cast<FMenuBar*>(parent);
|
|
if ( menubar_ptr )
|
|
menubar_ptr->redraw();
|
|
}
|
|
else if ( isMenu(parent) )
|
|
{
|
|
FMenu* menu_ptr = dynamic_cast<FMenu*>(parent);
|
|
if ( menu_ptr )
|
|
menu_ptr->redraw();
|
|
}
|
|
}
|
|
|
|
if ( statusBar() )
|
|
{
|
|
FString msg = getStatusbarMessage();
|
|
FString curMsg = statusBar()->getMessage();
|
|
if ( curMsg != msg )
|
|
statusBar()->setMessage(msg);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
flags &= ~fc::focus;
|
|
|
|
if ( isEnabled() && statusBar() )
|
|
statusBar()->clearMessage();
|
|
}
|
|
return on;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuItem::setSelected()
|
|
{
|
|
if ( isEnabled() )
|
|
{
|
|
selected = true;
|
|
processActivate();
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuItem::unsetSelected()
|
|
{
|
|
selected = false;
|
|
processDeactivate();
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuItem::openMenu()
|
|
{
|
|
FMenu* dd_menu; // Drop-down menu
|
|
FMenu* open_menu;
|
|
|
|
if ( hasMenu() )
|
|
{
|
|
dd_menu = getMenu();
|
|
if ( dd_menu->isVisible() )
|
|
return;
|
|
|
|
open_menu = static_cast<FMenu*>(getOpenMenu());
|
|
if ( open_menu && open_menu != dd_menu )
|
|
{
|
|
open_menu->hide();
|
|
open_menu->hideSubMenus();
|
|
}
|
|
if ( dialog_list )
|
|
createDialogList (dd_menu);
|
|
setOpenMenu(dd_menu);
|
|
|
|
dd_menu->setVisible();
|
|
dd_menu->show();
|
|
dd_menu->raiseWindow(dd_menu);
|
|
dd_menu->redraw();
|
|
updateTerminal();
|
|
flush_out();
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuItem::setText (FString& txt)
|
|
{
|
|
text = txt;
|
|
text_length = text.getLength();
|
|
hotkey = hotKey();
|
|
if ( hotkey )
|
|
text_length--;
|
|
setWidth(int(text_length));
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuItem::setText (const std::string& txt)
|
|
{
|
|
FString s = FString(txt);
|
|
setText (s);
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
void FMenuItem::setText (const char* txt)
|
|
{
|
|
FString s = FString(txt);
|
|
setText (s);
|
|
}
|