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2021-01-31 Fred Gleason <fredg@paravelsystems.com>

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* Added 'RDNodeListModel'.
	* Refactored the 'LivewireNode List' dialog in rdadmin(1) to use the
	model-based API.

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
This commit is contained in:
Fred Gleason
2021-01-31 19:37:40 -05:00
parent 8b3987857b
commit 7cc1bf621b
15 changed files with 540 additions and 117 deletions
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144
rdadmin/list_nodes.cpp
View File

@@ -2,7 +2,7 @@
//
// List Rivendell Livewire Nodes
//
// (C) Copyright 2002-2018 Fred Gleason <fredg@paravelsystems.com>
// (C) Copyright 2002-2021 Fred Gleason <fredg@paravelsystems.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2 as
@@ -18,7 +18,7 @@
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
#include <qmessagebox.h>
#include <QMessageBox>
#include <rd.h>
#include <rddb.h>
@@ -32,8 +32,6 @@
ListNodes::ListNodes(RDMatrix *matrix,QWidget *parent)
: RDDialog(parent)
{
setModal(true);
list_matrix=matrix;
setWindowTitle("RDAdmin - "+tr("Livewire Node List"));
@@ -45,21 +43,16 @@ ListNodes::ListNodes(RDMatrix *matrix,QWidget *parent)
//
// Nodes List Box
//
list_list_view=new RDListView(this);
list_list_view->setAllColumnsShowFocus(true);
list_list_view->setItemMargin(5);
list_list_view->addColumn(tr("HOSTNAME"));
list_list_view->setColumnAlignment(0,Qt::AlignLeft);
list_list_view->addColumn(tr("DESCRIPTION"));
list_list_view->setColumnAlignment(1,Qt::AlignLeft);
list_list_view->addColumn(tr("FIRST OUTPUT"));
list_list_view->setColumnAlignment(2,Qt::AlignLeft);
list_list_view->addColumn(tr("TCP PORT"));
list_list_view->setColumnAlignment(3,Qt::AlignCenter);
connect(list_list_view,
SIGNAL(doubleClicked(Q3ListViewItem *,const QPoint &,int)),
this,
SLOT(doubleClickedData(Q3ListViewItem *,const QPoint &,int)));
list_list_view=new RDTableView(this);
list_list_model=new RDNodeListModel(list_matrix,this);
list_list_model->setFont(defaultFont());
list_list_model->setPalette(palette());
list_list_view->setModel(list_list_model);
connect(list_list_view,SIGNAL(doubleClicked(const QModelIndex &)),
this,SLOT(doubleClickedData(const QModelIndex &)));
connect(list_list_model,SIGNAL(modelReset()),
list_list_view,SLOT(resizeColumnsToContents()));
list_list_view->resizeColumnsToContents();
//
// Add Button
@@ -93,11 +86,6 @@ ListNodes::ListNodes(RDMatrix *matrix,QWidget *parent)
list_close_button->setFont(buttonFont());
list_close_button->setText(tr("&Close"));
connect(list_close_button,SIGNAL(clicked()),this,SLOT(closeData()));
//
// Load Values
//
RefreshList();
}
@@ -115,60 +103,55 @@ QSizePolicy ListNodes::sizePolicy() const
void ListNodes::addData()
{
RDListViewItem *item;
int id=-1;
EditNode *node=new EditNode(&id,list_matrix,this);
if(node->exec()==0) {
item=new RDListViewItem(list_list_view);
item->setId(id);
RefreshItem(item);
list_list_view->setSelected(item,true);
list_list_view->ensureItemVisible(item);
EditNode *d=new EditNode(&id,list_matrix,this);
if(d->exec()) {
QModelIndex row=list_list_model->addNode(id);
if(row.isValid()) {
list_list_view->selectRow(row.row());
}
}
delete node;
}
delete d;
}
void ListNodes::editData()
{
RDListViewItem *item;
QModelIndexList rows=list_list_view->selectionModel()->selectedRows();
if((item=(RDListViewItem *)list_list_view->selectedItem())==NULL) {
if(rows.size()!=1) {
return;
}
int id=item->id();
EditNode *node=new EditNode(&id,list_matrix,this);
if(node->exec()==0) {
RefreshItem(item);
int id=list_list_model->nodeId(rows.first());
EditNode *d=new EditNode(&id,list_matrix,this);
if(d->exec()) {
list_list_model->refresh(rows.first());
}
delete node;
delete d;
}
void ListNodes::deleteData()
{
QString sql;
RDSqlQuery *q;
RDListViewItem *item;
QModelIndexList rows=list_list_view->selectionModel()->selectedRows();
if((item=(RDListViewItem *)list_list_view->selectedItem())==NULL) {
if(rows.size()!=1) {
return;
}
int id=list_list_model->nodeId(rows.first());
if(QMessageBox::question(this,tr("Delete Node"),
tr("Are your sure you want to delete this node?"),
QMessageBox::Yes,QMessageBox::No)==
QMessageBox::No) {
QMessageBox::Yes,QMessageBox::No)!=
QMessageBox::Yes) {
return;
}
sql=QString().sprintf("delete from SWITCHER_NODES where ID=%d",item->id());
q=new RDSqlQuery(sql);
delete q;
delete item;
QString sql=QString().sprintf("delete from SWITCHER_NODES where ID=%d",id);
RDSqlQuery::apply(sql);
list_list_model->removeNode(id);
}
void ListNodes::doubleClickedData(Q3ListViewItem *item,const QPoint &pt,
int col)
void ListNodes::doubleClickedData(const QModelIndex &index)
{
editData();
}
@@ -192,63 +175,33 @@ void ListNodes::resizeEvent(QResizeEvent *e)
}
void ListNodes::RefreshList()
void ListNodes::PurgeEndpoints(const QString &tablename)
{
QString sql;
RDSqlQuery *q;
RDListViewItem *item;
list_list_view->clear();
sql=QString("select ")+
"ID,"+
"HOSTNAME,"+
"DESCRIPTION,"+
"BASE_OUTPUT,"+
"TCP_PORT "+
"HOSTNAME,"+ // 00
"TCP_PORT "+ // 01
"from SWITCHER_NODES where "+
"(STATION_NAME=\""+RDEscapeString(list_matrix->station())+"\")&&"+
QString().sprintf("(MATRIX=%d)",list_matrix->matrix());
q=new RDSqlQuery(sql);
sql=QString("delete from ")+tablename+" where "+
"(STATION_NAME=\""+RDEscapeString(list_matrix->station())+"\")&&"+
QString().sprintf("(MATRIX=%d)&&",list_matrix->matrix());
while(q->next()) {
item=new RDListViewItem(list_list_view);
item->setId(q->value(0).toInt());
item->setText(0,q->value(1).toString());
item->setText(1,q->value(2).toString());
if(q->value(3).toInt()==0) {
item->setText(2,tr("[none]"));
}
else {
item->setText(2,QString().sprintf("%d",q->value(3).toInt()));
}
item->setText(3,q->value(4).toString());
}
delete q;
}
void ListNodes::RefreshItem(RDListViewItem *item)
{
QString sql;
RDSqlQuery *q;
sql=QString().sprintf("select HOSTNAME,DESCRIPTION,BASE_OUTPUT,TCP_PORT \
from SWITCHER_NODES where ID=%d",item->id());
q=new RDSqlQuery(sql);
if(q->first()) {
item->setText(0,q->value(0).toString());
item->setText(1,q->value(1).toString());
if(q->value(2).toInt()==0) {
item->setText(2,tr("[none]"));
}
else {
item->setText(2,QString().sprintf("%d",q->value(2).toInt()));
}
item->setText(3,q->value(3).toString());
sql+=QString("((NODE_HOSTNAME!=\"")+
RDEscapeString(q->value(0).toString())+"\")&&"+
QString().sprintf("(NODE_TCP_PORT!=%d))&&",q->value(1).toInt());
}
sql=sql.left(sql.length()-2);
delete q;
RDSqlQuery::apply(sql);
}
/*
void ListNodes::PurgeEndpoints(const QString &tablename)
{
QString sql;
@@ -267,3 +220,4 @@ void ListNodes::PurgeEndpoints(const QString &tablename)
q=new RDSqlQuery(sql);
delete q;
}
*/