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channelgroupsettings.cpp
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channelgroupsettings.cpp
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// c/c++
#include <iostream>
// myth
#include "mythlogging.h"
#include "mythdb.h"
#include "channelutil.h"
#include "channelgroup.h"
#include "channelgroupsettings.h"
#define LOC QString("Channel Group Settings: ")
// Storage class for channel group editor in settings
class ChannelGroupStorage : public Storage
{
public:
ChannelGroupStorage(Setting *_setting,
uint _chanid, QString _grpname) :
setting(_setting), chanid(_chanid), grpname(_grpname), grpid(0) {}
virtual ~ChannelGroupStorage() {};
virtual void Load(void);
virtual void Save(void);
virtual void Save(QString destination);
protected:
Setting *setting;
uint chanid;
QString grpname;
int grpid;
};
void ChannelGroupStorage::Load(void)
{
setting->setValue("0");
MSqlQuery query(MSqlQuery::InitCon());
QString qstr = "SELECT grpid FROM channelgroupnames WHERE name = :GRPNAME";
query.prepare(qstr);
query.bindValue(":GRPNAME", grpname);
if (!query.exec() || !query.isActive())
MythDB::DBError("ChannelGroupStorage::Load", query);
else
{
query.next();
grpid = query.value(0).toUInt();
qstr = "SELECT * FROM channelgroup WHERE grpid = :GRPID AND chanid = :CHANID";
query.prepare(qstr);
query.bindValue(":GRPID", grpid);
query.bindValue(":CHANID", chanid);
if (!query.exec() || !query.isActive())
MythDB::DBError("ChannelGroupStorage::Load", query);
else if (query.size() > 0)
setting->setValue("1");
}
}
void ChannelGroupStorage::Save(void)
{
QString value = setting->getValue();
if (value == "1")
ChannelGroup::AddChannel(chanid, grpid);
else
ChannelGroup::DeleteChannel(chanid, grpid);
}
void ChannelGroupStorage::Save(QString destination)
{
Save();
}
class ChannelCheckBox : public CheckBoxSetting, public ChannelGroupStorage
{
public:
ChannelCheckBox(const ChannelGroupConfig& _parent, const uint chanid, const QString channum,
const QString channame, const QString grpname):
CheckBoxSetting(this),
ChannelGroupStorage(this, chanid, grpname)
{
setLabel(QString("%1 %2").arg(channum).arg(channame));
setHelpText(QObject::tr("Select/Unselect channels for this channel group"));
};
};
ChannelGroupConfig::ChannelGroupConfig(QString _name)
: name(_name)
{
VerticalConfigurationGroup *cgroup;
HorizontalConfigurationGroup *columns;
DBChanInfoList chanlist = ChannelUtil::GetChannels(0, true, "channum, callsign");
ChannelUtil::SortChannels(chanlist, "channum", true);
DBChanInfoList::iterator it = chanlist.begin();
int i,j = 0;
int p = 1;
int pages = (int)((float)chanlist.size() / 8.0 / 3.0 + 0.5);
do
{
columns = new HorizontalConfigurationGroup(false,false,false,false);
columns->setLabel(getName() + " " +
QObject::tr("Channel Group - Page ") + QString("%1").arg(p) +
QObject::tr("of") + QString("%1").arg(pages));
for (j = 0; ((j < 3) && (it < chanlist.end())); ++j)
{
cgroup = new VerticalConfigurationGroup(false,false,false,false);
for (i = 0; ((i < 8) && (it < chanlist.end())); ++i)
{
cgroup->addChild(new ChannelCheckBox(*this, it->chanid, it->channum, it->name, _name));
++it;
}
columns->addChild(cgroup);
}
++p;
addChild(columns);
} while (it < chanlist.end());
}
ChannelGroupEditor::ChannelGroupEditor(void) :
listbox(new ListBoxSetting(this)), lastValue("__CREATE_NEW_GROUP__")
{
listbox->setLabel(tr("Channel Groups"));
addChild(listbox);
}
void ChannelGroupEditor::open(QString name)
{
lastValue = name;
bool created = false;
if (name == "__CREATE_NEW_GROUP__")
{
name = "";
bool ok = MythPopupBox::showGetTextPopup(GetMythMainWindow(),
tr("Create New Channel Group"),
tr("Enter group name or press SELECT to enter text via the "
"On Screen Keyboard"), name);
if (!ok)
return;
MSqlQuery query(MSqlQuery::InitCon());
query.prepare("INSERT INTO channelgroupnames (name) VALUES (:NAME);");
query.bindValue(":NAME", name);
if (!query.exec())
MythDB::DBError("ChannelGroupEditor::open", query);
else
created = true;
}
ChannelGroupConfig group(name);
if (group.exec() == QDialog::Accepted || !created)
lastValue = name;
};
void ChannelGroupEditor::doDelete(void)
{
QString name = listbox->getValue();
if (name == "__CREATE_NEW_GROUP__")
return;
QString message = tr("Delete '%1' Channel group?").arg(name);
DialogCode value = MythPopupBox::Show2ButtonPopup(
GetMythMainWindow(),
"", message,
tr("Yes, delete group"),
tr("No, Don't delete group"), kDialogCodeButton1);
if (kDialogCodeButton0 == value)
{
MSqlQuery query(MSqlQuery::InitCon());
// Find out channel group id
query.prepare("SELECT grpid FROM channelgroupnames WHERE name = :NAME;");
query.bindValue(":NAME", name);
if (!query.exec())
MythDB::DBError("ChannelGroupEditor::doDelete", query);
query.next();
uint grpid = query.value(0).toUInt();
// Delete channels from this group
query.prepare("DELETE FROM channelgroup WHERE grpid = :GRPID;");
query.bindValue(":GRPID", grpid);
if (!query.exec())
MythDB::DBError("ChannelGroupEditor::doDelete", query);
// Now delete the group from channelgroupnames
query.prepare("DELETE FROM channelgroupnames WHERE name = :NAME;");
query.bindValue(":NAME", name);
if (!query.exec())
MythDB::DBError("ChannelGroupEditor::doDelete", query);
lastValue = "__CREATE_NEW_GROUP__";
Load();
}
listbox->setFocus();
}
void ChannelGroupEditor::Load(void)
{
listbox->clearSelections();
ChannelGroupList changrplist;
changrplist = ChannelGroup::GetChannelGroups();
ChannelGroupList::iterator it;
for (it = changrplist.begin(); it < changrplist.end(); ++it)
listbox->addSelection(it->name);
listbox->addSelection(tr("(Create new group)"), "__CREATE_NEW_GROUP__");
listbox->setValue(lastValue);
}
DialogCode ChannelGroupEditor::exec(void)
{
while (ConfigurationDialog::exec() == kDialogCodeAccepted)
open(listbox->getValue());
return kDialogCodeRejected;
}
MythDialog* ChannelGroupEditor::dialogWidget(MythMainWindow* parent,
const char* widgetName)
{
dialog = ConfigurationDialog::dialogWidget(parent, widgetName);
connect(dialog, SIGNAL(menuButtonPressed()), this, SLOT(doDelete()));
connect(dialog, SIGNAL(deleteButtonPressed()), this, SLOT(doDelete()));
return dialog;
}