diff options
Diffstat (limited to 'src/menu.cpp')
| -rw-r--r-- | src/menu.cpp | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/menu.cpp b/src/menu.cpp new file mode 100644 index 0000000..e0acc2d --- /dev/null +++ b/src/menu.cpp @@ -0,0 +1,154 @@ +/*************************************************************************** + * Copyright (C) 2005 by Daniel Stöckel * + * the_docter@gmx.net * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ +#include "menu.h" + +#include <math.h> + +#include "commandobutton.h" +#include "configuration.h" + +Menu::Menu(Menu* parentMenu, const QString& appName) + : QButtonGroup(),mParentMenu(parentMenu),mSelectedButtonNum(BUTTON_DESELECT),mAppName(appName) +{ + children.setAutoDelete(true); +} + +Menu::~Menu() +{ + for(int i=0;i<count();++i) + { + QButton* temp = find(i); + remove(temp); + delete temp; + } +} + +void Menu::showButtons( ) +{ + for(int i=0;i<count();++i) + { + find(i)->show(); + } +} + +void Menu::hideButtons( ) +{ + for(int i=0;i<count();++i) + { + find(i)->hide(); + } +} + +void Menu::arrangeButtons( ) +{ + RoundButton* button; + Config& config = Config::getSingleton(); + unsigned int dist= config.buttonDistance(); + double step=2*M_PI/static_cast<double>(count()); + + for(int i=0;i<count();++i){ + button=static_cast<RoundButton*>(find(i)); + //God bless sine and cosine + button->move(static_cast<int>(sin(i*step)*dist+config.menuRadius()), + static_cast<int>(-cos(i*step)*dist+config.menuRadius())); + } + + for(Menu* it = children.first(); it != 0; it = children.next()){ + it->arrangeButtons(); + } +} + +void Menu::selectButton( int num ) +{ + if(mSelectedButtonNum>=0){ + static_cast<RoundButton*>(find(mSelectedButtonNum))->setActive(false); + } + if(num!=BUTTON_DESELECT){ + int newButton; + if((newButton=num%count())<0){ + //if newButton is a negative value we have to get a positve value congruent newButton mod count() :) + newButton=count()+newButton; + } + mSelectedButtonNum=newButton; + RoundButton* temp= static_cast<RoundButton*>(find(mSelectedButtonNum)); + temp->setActive(true); + emit buttonSelected(temp->type()); + } else { + mSelectedButtonNum = BUTTON_DESELECT; + emit buttonSelected(0); + } +} + +QButton * Menu::selectedButton( ) +{ + if(mSelectedButtonNum<0){ + return NULL; + } + return find(mSelectedButtonNum); +} + +int Menu::insert( QButton * button, int id ) +{ + RoundButton* rButton = static_cast<RoundButton*>(button); + connect(rButton, SIGNAL(mouseIn(RoundButton*)),this,SLOT(slotMouseIn(RoundButton*))); + connect(rButton, SIGNAL(mouseOut(RoundButton*)),this,SLOT(slotMouseOut())); + + if(rButton->type() == RoundButton::Submenu){ + children.append(static_cast<SubmenuButton*>(rButton)->subMenu()); + } + + return QButtonGroup::insert(button,id); +} + +int Menu::insertNoChild( QButton * button, int id ) +{ + RoundButton* rButton = static_cast<RoundButton*>(button); + connect(rButton, SIGNAL(mouseIn(RoundButton*)),this,SLOT(slotMouseIn(RoundButton*))); + connect(rButton, SIGNAL(mouseOut(RoundButton*)),this,SLOT(slotMouseOut())); + + return QButtonGroup::insert(button,id); +} + +void Menu::slotMouseIn(RoundButton* emitter) +{ + selectButton(emitter); +} + +void Menu::slotMouseOut() +{ + selectButton(BUTTON_DESELECT); +} + +Menu * Menu::execute( ) +{ + if(selectedButtonNum()!=BUTTON_DESELECT){ + CommandoButton* temp = static_cast<CommandoButton*>(selectedButton()); + selectButton(BUTTON_DESELECT); + return temp->execute(); + } + return 0; //Well, we shouldn't actually reach this place, as execute is only called if it is sure that a button was selected +} + +void Menu::selectButton( QButton * button ) +{ + selectButton(id(button)); +} + +#include "menu.moc" |