1 /* js for download dialogs */

     2 

     3 function writeDownloadDialog()

     4 {

     5     var image = 'download.snippet/icons/download_dialog_icon.png';

     6 

     7     var html =

     8         '<div class="downloadDialogBox">' +

     9             '<table><tr>' +

    10                 '<td class="downloadDialogIcon">' +

    11                     '<img src="' + image + '" alt="">' +

    12                 '</td>' +

    13                 '<td class="downloadDialogText" id="DownloadDialogTextId">' +

    14                     'Replace with localized message text' +

    15                 '</td>' +

    16             '</tr></table>' +

    17         '</div>';

    18 

    19     document.write(html);

    20 }

    21 

    22 var downloadTimeoutId = null;

    23 

    24 var downloadTimeoutSeconds = 3;

    25 

    26 function disableDownloadTimeout(caller)

    27 {

    28     if (downloadTimeoutId != null) {

    29         clearTimeout(downloadTimeoutId);

    30         downloadTimeoutId = null;

    31     }

    32 }

    33 

    34 function hideDownloadDialog()

    35 {

    36     window.snippets.DownloadDialogId.hide();                                    

    37 

    38     // Clear timeout so we can use this function to hide

    39     // the download dialog in response to an external

    40     // mouse event and not just because of a timeout.

    41 

    42     disableDownloadTimeout("hideDownloadDialog");

    43 }

    44 

    45 function showDownloadDialog(messageHTML)

    46 {

    47     // Clear timeout so we can replace an existing dialog

    48     // with the newest one without having hideDownloadDialog()

    49     // hide the wrong dialog.

    50 

    51     disableDownloadTimeout("showDownloadDialog");

    52 

    53     document.getElementById('DownloadDialogTextId').innerHTML = messageHTML;

    54 

    55     window.snippets.DownloadDialogId.setPosition(10,80);

    56     window.snippets.DownloadDialogId.show();                                    

    57     window.snippets.DownloadDialogId.repaint();                                    

    58 

    59     downloadTimeoutId = setTimeout(

    60             hideDownloadDialog,

    61             downloadTimeoutSeconds * 1000);

    62 }

    63 

    64 // This will get called for BOTH explicit download

    65 // requests and for unsupported content downloads.

    66 // In the former case the file argument may not be

    67 // final as the download manager will rename files

    68 // to avoid overwriting existing files in the download

    69 // directory.

    70 //

    71 function onDownloadCreated(messageHTML)

    72 {

    73     showDownloadDialog(messageHTML);

    74 }

    75 

    76 // This will get called for explicit download requests,

    77 // i.e. requests generated by selecting "Save Link" or

    78 // "Save Image" from the long-press menu.

    79 //

    80 // This will NOT get called for downloads executed in

    81 // response to QWebPage unsupportedContent signals,

    82 // as they get started by the QWebPage implementation

    83 // before they get passed to the download manager.

    84 //

    85 function onDownloadStarted(messageHTML)

    86 {

    87     showDownloadDialog(messageHTML);

    88 }

    89 

    90 function onDownloadSuccess(messageHTML)

    91 {

    92     showDownloadDialog(messageHTML);

    93 }

    94 

    95 function onDownloadFailure(messageHTML)

    96 {

    97     showDownloadDialog(messageHTML);

    98 }

    99 

   100 function connectDownloadSignals()

   101 {

   102     window.downloads.downloadCreated.connect(onDownloadCreated);

   103     window.downloads.downloadStarted.connect(onDownloadStarted);

   104     window.downloads.downloadSuccess.connect(onDownloadSuccess);

   105     window.downloads.downloadFailure.connect(onDownloadFailure);

   106 

   107     window.snippets.DownloadDialogId.externalMouseEvent.connect(

   108         function(type, name, description) {

   109             if ((name == "QGraphicsSceneMouseReleaseEvent") || (name == "QGraphicsSceneResizeEvent")) {

   110                 hideDownloadDialog();

   111             }

   112         }

   113     );

   114 }

   115 

   116 if (window.downloads != null) {

   117     window.chrome.chromeComplete.connect(connectDownloadSignals);

   118 }