git.maemo.org Git - presencevnc/blob - src/connectdialog.cpp

   1 /*
   2     Presence VNC
   3     Copyright (C) 2010 Christian Pulvermacher
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License along
  16     with this program; if not, write to the Free Software Foundation, Inc.,
  17     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19 #include <QtGui>
  20
  21 #include "connectdialog.h"
  22
  23 #include <iostream>
  24
  25
  26 ConnectDialog::ConnectDialog(QWidget *parent):
  27         QDialog(parent)
  28 {
  29         setWindowTitle(tr("Connect to VNC Server"));
  30         QSettings settings;
  31
  32         //read history
  33         settings.beginGroup("hosts");
  34         QStringList hostnames = settings.childGroups();
  35         QStringList hostnames_sorted = hostnames;
  36         foreach(QString hostname, hostnames) {
  37                 if(!settings.contains(hostname + "/position")) {
  38                         //can happen when host was given as a command line argument, don't show those
  39                         hostnames_sorted.removeAll(hostname);
  40                         continue;
  41                 }
  42
  43                 int position = settings.value(hostname + "/position").toInt();
  44                 if(position < 0)
  45                         position = 0;
  46                 else if(position >= hostnames_sorted.size())
  47                         position = hostnames_sorted.size()-1;
  48
  49                 hostnames_sorted.replace(position, hostname);
  50         }
  51         settings.endGroup();
  52
  53         //set up combobox
  54         hosts.addItems(hostnames_sorted);
  55         hosts.setEditable(true);
  56         connect(&hosts, SIGNAL(editTextChanged(QString)),
  57                 this, SLOT(cleanHostname(QString)));
  58         layout.addWidget(&hosts);
  59
  60         QPushButton *done = new QPushButton(tr("Done"));
  61         done->setMaximumWidth(100);
  62         connect(done, SIGNAL(clicked()),
  63                 this, SLOT(accept()));
  64         layout.addWidget(done);
  65
  66         setLayout(&layout);
  67 }
  68
  69 void ConnectDialog::cleanHostname(QString newtext)
  70 {
  71         newtext.remove(QChar('/'));
  72         newtext.remove(QChar('\\'));
  73         hosts.lineEdit()->setText(newtext.toLower());
  74 }
  75
  76 void ConnectDialog::accept()
  77 {
  78         QDialog::accept();
  79
  80         if(hosts.currentText().isEmpty()) {
  81                 deleteLater();
  82                 return;
  83         }
  84
  85         //save url?
  86         QSettings settings;
  87         settings.beginGroup("hosts");
  88         bool new_item = !settings.contains(hosts.currentText());
  89         bool used_old_host = !new_item and hosts.currentIndex() > 0;
  90         int rearrange_up_to_pos;
  91         if(new_item) {
  92                 std::cout << "adding new item to history\n";
  93                 rearrange_up_to_pos = hosts.count(); //use free index
  94         } else if(used_old_host) {
  95                 rearrange_up_to_pos = hosts.currentIndex();
  96         }
  97
  98         if(new_item or used_old_host) {
  99                 std::cout << "rearranging history,  last index " << rearrange_up_to_pos << "\n";
 100
 101                 QStringList hostnames = settings.childGroups();
 102                 foreach(QString hostname, hostnames) {
 103                         if(!settings.contains(hostname + "/position"))
 104                                 continue; //ignore entries without position
 105
 106                         int position = settings.value(hostname + "/position").toInt();
 107                         if(position < rearrange_up_to_pos)
 108                                 settings.setValue(hostname + "/position", position+1);
 109                 }
 110                 //position 0 is now free
 111
 112                 //move selected host to front
 113                 settings.setValue(QString("%1/position").arg(hosts.currentText()), 0);
 114         }
 115         settings.endGroup();
 116         settings.sync();
 117
 118         emit connectToHost(QString("vnc://") + hosts.currentText());
 119         deleteLater();
 120 }