Sticky notes can now be moved and resized by dragging
[citadel.git] / webcit / static / wclib.js
index f1e7eaf9f501c2273ce0b3b4e808e9491716f956..581903e09e0eae62ea912189dfbc044d66334c16 100644 (file)
@@ -498,6 +498,90 @@ function NotesDragMouseDown(evt, uid) {
 
 
 
+// These functions handle resizing sticky notes by dragging the resize handle
+
+var uid_of_note_being_resized = 0;
+var saved_cursor_style = 'default';
+var note_was_resized = 0;
+
+function NotesResizeMouseUp(evt) {
+       document.onmouseup = null;
+       document.onmousemove = null;
+       if (document.layers) {
+               document.releaseEvents(Event.MOUSEUP | Event.MOUSEMOVE);
+       }
+
+       d = $('note-' + uid_of_note_being_resized);
+       d.style.cursor = saved_cursor_style;
+
+       // If any motion actually occurred, submit an ajax http call to record it to the server
+       if (note_was_resized > 0) {
+               p = 'note_uid=' + uid_of_note_being_resized
+                       + '&width=' + d.style.width
+                       + '&height=' + d.style.height
+                       + '&r=' + CtdlRandomString();
+               new Ajax.Request(
+                       'ajax_update_note',
+                       {
+                               method: 'post',
+                               parameters: p
+                       }
+               );
+       }
+
+       uid_of_note_being_resized = '';
+       return true;
+}
+
+function NotesResizeMouseMove(evt) {
+       x = (ns6 ? evt.clientX : event.clientX);
+       x_increment = x - saved_x;
+       y = (ns6 ? evt.clientY : event.clientY);
+       y_increment = y - saved_y;
+
+       // Move the div
+       d = $('note-' + uid_of_note_being_resized);
+
+       divTop = parseInt(d.style.height);
+       divLeft = parseInt(d.style.width);
+
+       d.style.height = (divTop + y_increment) + 'px';
+       d.style.width = (divLeft + x_increment) + 'px';
+
+       saved_x = x;
+       saved_y = y;
+       note_was_resized = 1;
+       return true;
+}
+
+
+function NotesResizeMouseDown(evt, uid) {
+       saved_x = (ns6 ? evt.clientX : event.clientX);
+       saved_y = (ns6 ? evt.clientY : event.clientY);
+       document.onmouseup = NotesResizeMouseUp;
+       document.onmousemove = NotesResizeMouseMove;
+       if (document.layers) {
+               document.captureEvents(Event.MOUSEUP | Event.MOUSEMOVE);
+       }
+       uid_of_note_being_resized = uid;
+       d = $('note-' + uid_of_note_being_resized);
+       saved_cursor_style = d.style.cursor;
+       d.style.cursor = 'move';
+       return false;           // disable the default action
+}
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