| 1 |
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| 2 | /* -------------------------------------------------------------------------
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| 3 | * BKG NTRIP Client
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| 4 | * -------------------------------------------------------------------------
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| 5 | *
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| 6 | * Class: bncHlpDlg
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| 7 | *
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| 8 | * Purpose: Displays the help
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| 9 | *
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| 10 | * Author: L. Mervart
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| 11 | *
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| 12 | * Created: 24-Sep-2006
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| 13 | *
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| 14 | * Changes:
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| 15 | *
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| 16 | * -----------------------------------------------------------------------*/
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| 17 |
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| 18 | #include "bnchlpdlg.h"
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| 19 | #include "bnchtml.h"
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| 20 |
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| 21 | // Constructor
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| 22 | ////////////////////////////////////////////////////////////////////////////
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| 23 | bncHlpDlg::bncHlpDlg(QWidget* parent, const QUrl& url) :
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| 24 | QDialog(parent) {
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| 25 |
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| 26 | const int ww = QFontMetrics(font()).width('w');
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| 27 |
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| 28 | bncHtml* _tb = new bncHtml;
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| 29 | setWindowTitle("Help Contents");
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| 30 | _tb->setSource(url);
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| 31 | _tb->setReadOnly(true);
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| 32 | connect(_tb, SIGNAL(backwardAvailable(bool)),
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| 33 | this, SLOT(backwardAvailable(bool)));
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| 34 | connect(_tb, SIGNAL(forwardAvailable(bool)),
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| 35 | this, SLOT(forwardAvailable(bool)));
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| 36 |
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| 37 | QVBoxLayout* dlgLayout = new QVBoxLayout;
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| 38 | dlgLayout->addWidget(_tb);
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| 39 |
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| 40 | QHBoxLayout* butLayout = new QHBoxLayout;
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| 41 |
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| 42 | _backButton = new QPushButton("Backward");
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| 43 | _backButton->setMaximumWidth(10*ww);
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| 44 | _backButton->setEnabled(false);
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| 45 | connect(_backButton, SIGNAL(clicked()), _tb, SLOT(backward()));
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| 46 | butLayout->addWidget(_backButton);
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| 47 |
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| 48 | _forwButton = new QPushButton("Forward");
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| 49 | _forwButton->setMaximumWidth(10*ww);
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| 50 | _forwButton->setEnabled(false);
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| 51 | connect(_forwButton, SIGNAL(clicked()), _tb, SLOT(forward()));
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| 52 | butLayout->addWidget(_forwButton);
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| 53 |
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| 54 | _closeButton = new QPushButton("Close");
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| 55 | _closeButton->setMaximumWidth(10*ww);
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| 56 | butLayout->addWidget(_closeButton);
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| 57 | connect(_closeButton, SIGNAL(clicked()), this, SLOT(close()));
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| 58 |
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| 59 | dlgLayout->addLayout(butLayout);
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| 60 |
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| 61 | setLayout(dlgLayout);
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| 62 | resize(60*ww, 60*ww);
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| 63 | show();
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| 64 | }
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| 65 |
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| 66 | // Destructor
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| 67 | ////////////////////////////////////////////////////////////////////////////
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| 68 | bncHlpDlg::~bncHlpDlg() {
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| 69 | delete _tb;
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| 70 | delete _backButton;
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| 71 | delete _forwButton;
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| 72 | delete _closeButton;
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| 73 | }
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| 74 |
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| 75 | // Slots
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| 76 | ////////////////////////////////////////////////////////////////////////////
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| 77 | void bncHlpDlg::backwardAvailable(bool avail) {
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| 78 | _backButton->setEnabled(avail);
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| 79 | }
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| 80 |
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| 81 | void bncHlpDlg::forwardAvailable(bool avail) {
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| 82 | _forwButton->setEnabled(avail);
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| 83 | }
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