witten
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luminotes
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Added timed autosave.

This commit is contained in:
Dan Helfman 2008-05-13 22:52:20 +00:00
parent 2a542999c5
commit c9814075fa
2 changed files with 35 additions and 0 deletions
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3
NEWS
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@ -1,3 +1,6 @@
1.3.25: May 13, 2008
* Added timed autosave.
1.3.24: May 12, 2008
* Created different sizes of toolbar buttons.
* Made the toolbar auto-resize based on browser window size.

32
static/js/Wiki.js
View File

@ -22,6 +22,7 @@ function Wiki( invoker ) {
this.font_size = null;
this.small_toolbar = false;
this.large_toolbar_bottom = 0;
this.autosaver = Autosaver( this );
var total_notes_count_node = getElement( "total_notes_count" );
if ( total_notes_count_node )
@ -797,6 +798,8 @@ Wiki.prototype.editor_state_changed = function ( editor, link_clicked ) {
if ( !link_clicked )
this.display_link_pulldown( editor );
signal( this, "note_state_changed", editor );
}
Wiki.prototype.editor_title_changed = function ( editor, old_title, new_title ) {
@ -3256,3 +3259,32 @@ Recent_notes.prototype.update_link = function ( editor ) {
replaceChildNodes( link, editor.title || "untitled note" );
insertSiblingNodesAfter( "recent_notes_top", item );
}
function Autosaver( wiki ) {
this.wiki = wiki;
this.last_state_change_time = null;
this.timer = null;
var INTERVAL_MILLISECONDS = 10000; // 10 seconds
function save_if_idle() {
// if the note state has changed in the last few seconds (e.g. due to typing), don't save,
// but do reschedule a new timer
if ( this.last_state_change_time + INTERVAL_MILLISECONDS > ( new Date() ).getTime() ) {
if ( this.timer ) clearTimeout( this.timer );
this.timer = setTimeout( save_if_idle, INTERVAL_MILLISECONDS );
return;
}
this.wiki.save_editor();
}
// whenever the focused editor's state changes, record the current time, cancel any current
// timer, and schedule a timer to save the editor in several seconds from now
var self = this;
connect( wiki, "note_state_changed", function ( editor ) {
self.last_state_change_time = ( new Date() ).getTime();
if ( self.timer ) clearTimeout( self.timer );
self.timer = setTimeout( save_if_idle, INTERVAL_MILLISECONDS );
} );
}