From: Jan Schneider <jan@horde.org>
Date: Tue, 30 Nov 2010 12:13:26 +0000 (+0100)
Subject: Add navigation between messages (of the currently loaded slice). Swipes don't work... 
X-Git-Url: https://git.internetallee.de/?a=commitdiff_plain;h=3273163e42d26bf1afa916f8136aad9344671555;p=horde.git

Add navigation between messages (of the currently loaded slice). Swipes don't work well yet.
---

diff --git a/imp/js/mobile.js b/imp/js/mobile.js
index d34d1dc68..8e4d5e829 100644
--- a/imp/js/mobile.js
+++ b/imp/js/mobile.js
@@ -8,8 +8,30 @@
  */
 var ImpMobile = {
 
-    // Convert object to an IMP UID Range string. See IMP::toRangeString()
-    // ob = (object) mailbox name as keys, values are array of uids.
+    // Vars used and defaulting to null/false:
+    // /**
+    //  * UID of the currently displayed message.
+    //  */
+    // uid,
+
+    /**
+     * The currently loaded list of message data, keys are UIDs, values are
+     * the message information.
+     */
+    data: {},
+
+    /**
+     * The currently loaded list of messages, keys are UIDs, values are
+     * position.
+     */
+    messages: {},
+
+    /**
+     * Converts an object to an IMP UID Range string.
+     * See IMP::toRangeString().
+     *
+     * @param object ob  Mailbox name as keys, values are array of uids.
+     */
     toRangeString: function(ob)
     {
         var str = '';
@@ -71,6 +93,8 @@ var ImpMobile = {
     {
         var list = $('#imp-mailbox-list'), c, l;
         if (r && r.ViewPort) {
+            ImpMobile.data = r.ViewPort.data;
+            ImpMobile.messages = r.ViewPort.rowlist;
             $.each(r.ViewPort.data, function(key, data) {
                 c = 'imp-message';
                 if (data.flag) {
@@ -113,7 +137,9 @@ var ImpMobile = {
         $('#imp-message-date').text('');
         $('#imp-message-more').parent().show();
         $('#imp-message-less').parent().hide();
-        $.mobile.changePage('#message', 'slide', false, true);
+        if ($.mobile.activePage.attr('id') != 'message') {
+            $.mobile.changePage('#message', 'slide', false, true);
+        }
         HordeMobile.doAction(
             'showMessage',
             {
@@ -124,6 +150,29 @@ var ImpMobile = {
     },
 
     /**
+     * Navigates to the next or previous message.
+     *
+     * @param integer|object dir  A swipe event or a jump length.
+     */
+    navigateMessage: function(dir)
+    {
+        if (typeof dir == 'object') {
+            dir = dir.type == 'swipeleft' ? 1 : -1;
+        }
+        var pos = ImpMobile.messages[ImpMobile.uid] + dir, newuid;
+        $.each(ImpMobile.messages, function(uid, messagepos) {
+            if (messagepos == pos) {
+                newuid = uid;
+                return false;
+            }
+        });
+        if (!newuid || !ImpMobile.data[newuid]) {
+            return;
+        }
+        ImpMobile.toMessage(ImpMobile.data[newuid].view, newuid);
+    },
+
+    /**
      * Callback method after the message has been loaded.
      *
      * @param object r  The Ajax response object.
@@ -133,6 +182,7 @@ var ImpMobile = {
         if (r && r.message && !r.message.error) {
             var data = r.message,
                 headers = $('#imp-message-headers tbody');
+            ImpMobile.uid = r.message.uid;
             $('#imp-message-title').html(data.title);
             $('#imp-message-subject').html(data.subject);
             $('#imp-message-from').text(data.from[0].personal);
@@ -178,6 +228,11 @@ var ImpMobile = {
                 elt.parent().hide();
                 elt.parent().prev().show();
                 return;
+
+            case 'imp-message-prev':
+            case 'imp-message-next':
+                ImpMobile.navigateMessage(id == 'imp-message-prev' ? -1 : 1);
+                return;
             }
 
             if (elt.hasClass('imp-folder')) {
@@ -241,6 +296,8 @@ var ImpMobile = {
         };
 
         $(document).click(ImpMobile.clickHandler);
+        $(document).bind('swipeleft', ImpMobile.navigateMessage);
+        $(document).bind('swiperight', ImpMobile.navigateMessage);
     }
 
 };
diff --git a/imp/templates/mobile/message.html.php b/imp/templates/mobile/message.html.php
index 6a984da7a..e67c19dad 100644
--- a/imp/templates/mobile/message.html.php
+++ b/imp/templates/mobile/message.html.php
@@ -18,4 +18,10 @@
     <table id="imp-message-headers"><tbody></tbody></table>
   </div>
   <div id="imp-message-body" data-role="content"></div>
+  <div data-role="footer" class="ui-bar">
+    <div data-role="controlgroup" data-type="horizontal">
+      <a href="#" id="imp-message-prev" data-role="button" data-icon="arrow-l"><?php echo _("Previous") ?></a>
+      <a href="#" id="imp-message-next" data-role="button" data-icon="arrow-r"><?php echo _("Next") ?></a>
+    </div>
+  </div>
 </div>