QTfrontend/themesmodel.cpp
author sheepluva
Tue, 27 Sep 2011 16:26:57 +0200
changeset 6054 d3751a18cecb
parent 5332 b29d60c7cac7
permissions -rw-r--r--
use currentItemChanged signal instead of itemSelectionChanged - since the latter is always one item behind if you hold down the mousebutton and move the cursor through the list
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
5289
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
     1
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
     2
#include "themesmodel.h"
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
     3
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
     4
ThemesModel::ThemesModel(QStringList themes, QObject *parent) :
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
     5
    QAbstractListModel(parent)
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
     6
{
5332
b29d60c7cac7 Use an ifdef instead, add despeckling of tunnels
nemo
parents: 5330
diff changeset
     7
#if QT_VERSION >= QT_VERSION_CHECK(4, 7, 0)
5289
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
     8
    m_data.reserve(themes.size());
5332
b29d60c7cac7 Use an ifdef instead, add despeckling of tunnels
nemo
parents: 5330
diff changeset
     9
#endif
5289
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    10
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    11
    foreach(QString theme, themes)
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    12
    {
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    13
        m_data.append(QHash<int, QVariant>());
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    14
        m_data.last().insert(Qt::DisplayRole, theme);
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    15
    }
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    16
}
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    17
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    18
int ThemesModel::rowCount(const QModelIndex &parent) const
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    19
{
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    20
    if(parent.isValid())
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    21
        return 0;
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    22
    else
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    23
        return m_data.size();
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    24
}
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    25
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    26
QVariant ThemesModel::data(const QModelIndex &index, int role) const
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    27
{
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    28
    if(index.column() > 0 || index.row() >= m_data.size())
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    29
        return QVariant();
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    30
    else
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    31
        return m_data.at(index.row()).value(role);
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    32
}
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    33
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    34
bool ThemesModel::setData(const QModelIndex &index, const QVariant &value, int role)
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    35
{
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    36
    if(index.column() > 0 || index.row() >= m_data.size())
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    37
        return false;
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    38
    else
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    39
    {
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    40
        m_data[index.row()].insert(role, value);
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    41
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    42
        return true;
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    43
    }
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    44
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    45
}
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    46
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    47
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    48
9d18b61bd3eb - Implement ThemesModel (load theme icons once, store in memory, don't reload from disk every time selection changes)
unc0rr
parents:
diff changeset
    49