git.maemo.org Git - jspeed/blob - src/buttonselector.cpp

   1 /*
   2  * This file is part of jSpeed.
   3  *
   4  * jSpeed is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * jSpeed is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with jSpeed.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 #include <QtGui/QStandardItem>
  20 #include <QtCore/QDebug>
  21 #include "buttonselector.h"
  22
  23 ButtonSelector::ButtonSelector(QString const& text, QWidget* parent):
  24 QMaemo5ValueButton(text, parent), selector_(0), model_(0)
  25 {
  26     setValueLayout(QMaemo5ValueButton::ValueBesideText);
  27     selector_ = new QMaemo5ListPickSelector(this);
  28     connect(selector_, SIGNAL(selected(QString const&)), this, SLOT(onSelected(QString const&)));
  29     model_ = new QStandardItemModel(0, 1);
  30     selector_->setModel(model_);
  31     setPickSelector(selector_);
  32 }
  33
  34 void ButtonSelector::addItem(QString const& text)
  35 {
  36     addItem(text, QVariant(text));
  37 }
  38
  39 void ButtonSelector::addItem(QString const& text, QVariant const& value)
  40 {
  41     QStandardItem* item = new QStandardItem(text);
  42     item->setData(value, Qt::UserRole);
  43     item->setTextAlignment(Qt::AlignCenter);
  44     item->setEditable(false);
  45     model_->appendRow(item);
  46
  47     if(selector_->currentIndex() < 0)
  48     {
  49         selector_->setCurrentIndex(0);
  50     }
  51
  52 }
  53
  54 void ButtonSelector::clear()
  55 {
  56     model_->clear();
  57 }
  58
  59 void ButtonSelector::setCurrentIndex(unsigned int index)
  60 {
  61     selector_->setCurrentIndex(index);
  62 }
  63
  64 int ButtonSelector::indexOfValue(QVariant const& value) const
  65 {
  66     for(int i = 0; i < model_->rowCount(); i++)
  67     {
  68         QStandardItem* item = model_->item(i);
  69
  70         if(item && item->data(Qt::UserRole) == value)
  71         {
  72             return i;
  73         }
  74     }
  75
  76     return -1;
  77 }
  78
  79 bool ButtonSelector::selectByValue(QVariant const& value)
  80 {
  81     int index = indexOfValue(value);
  82
  83     if(index < 0)
  84     {
  85         return false;
  86     }
  87
  88     setCurrentIndex(index);
  89
  90     return true;
  91 }
  92
  93 int ButtonSelector::currentIndex() const
  94 {
  95     return selector_->currentIndex();
  96 }
  97
  98 QString ButtonSelector::text() const
  99 {
 100     return selector_->currentValueText();
 101 }
 102
 103 QVariant ButtonSelector::value() const
 104 {
 105     int currentIndex = selector_->currentIndex();
 106
 107     if(currentIndex < 0)
 108     {
 109         return QVariant("");
 110     }
 111
 112     QStandardItem* item = model_->item(currentIndex);
 113
 114     return item->data(Qt::UserRole);
 115 }
 116
 117 bool ButtonSelector::changeItem(unsigned int index,
 118                                 QString const& text)
 119 {
 120     return changeItem(index, text, QVariant(text));
 121 }
 122
 123 bool ButtonSelector::changeItem(unsigned int index,
 124                                 QString const& text,
 125                                 QVariant const& value)
 126 {
 127     QStandardItem* item = model_->item(index);
 128
 129     if(!item)
 130     {
 131         return false;
 132     }
 133
 134     item->setText(text);
 135     item->setData(value, Qt::UserRole);
 136
 137     return true;
 138 }
 139
 140 bool ButtonSelector::removeItem(unsigned int index)
 141 {
 142     return model_->removeRow(index);
 143 }
 144
 145 int ButtonSelector::size() const
 146 {
 147     return model_->rowCount();
 148 }
 149
 150 void ButtonSelector::onSelected(QString const& text)
 151 {
 152     emit selected();
 153 }