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jquery-listentryinfo
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Kjetil Thuen
jquery-listentryinfo
Commits
36a05312
Commit
36a05312
authored
Jul 03, 2013
by
Kjetil Thuen
Browse files
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Email Patches
Plain Diff
Made scroll events work better in IOS
parent
d72d0327
Changes
3
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Inline
Side-by-side
Showing
3 changed files
with
55 additions
and
36 deletions
+55
-36
index.html
index.html
+10
-10
listPeek.js
listPeek.js
+43
-24
utils.js
utils.js
+2
-2
No files found.
index.html
View file @
36a05312
...
@@ -18,23 +18,23 @@
...
@@ -18,23 +18,23 @@
<script>
<script>
var
jsondata
=
{};
var
jsondata
=
{};
var
build_list
=
function
()
{
var
build_list
=
function
()
{
//TODO: Remember selected element, and scroll there (default to first element).
var
template
=
Handlebars
.
templates
[
'
studylist
'
];
var
template
=
Handlebars
.
templates
[
'
studylist
'
];
var
listhtml
=
template
(
jsondata
);
var
listhtml
=
template
(
jsondata
);
$
(
'
#content
'
).
html
(
listhtml
);
$
(
'
#content
'
).
html
(
listhtml
);
register_event_handlers
();
initialize_list_peek
();
initialize_list_peek
();
};
};
var
load_data
=
function
()
{
var
load_data
=
function
()
{
$
.
ajax
({
$
.
ajax
({
url
:
"
https://nesstar-dev.nsd.uib.no/nesstardrop/study/list
"
,
url
:
"
https://nesstar-dev.nsd.uib.no/nesstardrop/study/list
"
,
datatype
:
"
json
"
,
datatype
:
"
json
"
,
context
:
document
.
body
context
:
document
.
body
}).
done
(
function
(
data
)
{
}).
done
(
function
(
data
)
{
jsondata
=
data
;
jsondata
=
data
;
build_list
();
build_list
();
});
}).
error
(
function
(
jqXHR
,
exception
)
{
alert
(
"
Loading data failed:
\n
"
+
exception
);
});
};
};
</script>
</script>
</head>
</head>
...
...
listPeek.js
View file @
36a05312
var
horizontalCenter
=
Math
.
floor
(
window
.
innerWidth
/
2
);
var
horizontalCenter
=
Math
.
floor
(
window
.
innerWidth
/
2
);
var
centerOfHeadline
=
0
;
var
centerOfHeadline
=
0
;
var
focusedListElement
;
var
focusedListElement
=
null
;
var
target_top
=
0
;
var
target_top
=
0
;
var
scrollVal
;
var
scrollVal
;
var
currently_selected_element
=
null
;
var
scrollListenersEnabled
=
false
;
var
scrollInProgress
=
false
;
var
handlersRegistered
=
false
;
var
initialize_list_peek
=
function
()
{
var
initialize_list_peek
=
function
()
{
target_top
=
$
(
'
#content
'
).
position
().
top
;
target_top
=
$
(
'
#content
'
).
position
().
top
;
$
(
'
#target
'
).
css
({
top
:
target_top
});
$
(
'
#target
'
).
css
({
top
:
target_top
});
horizontalCenter
=
Math
.
floor
(
window
.
innerWidth
/
2
);
horizontalCenter
=
Math
.
floor
(
window
.
innerWidth
/
2
);
centerOfHeadline
=
$
(
'
#target
'
).
offset
().
top
-
$
(
window
).
scrollTop
()
+
(
$
(
'
#target
'
).
height
()
/
2
);
centerOfHeadline
=
$
(
'
#target
'
).
offset
().
top
-
$
(
window
).
scrollTop
()
+
(
$
(
'
#target
'
).
height
()
/
2
);
set_selected_element
();
if
(
!
handlersRegistered
)
{
register_event_handlers
();
}
set_selected_element
(
focusedListElement
);
};
};
var
register_event_handlers
=
function
()
{
var
register_event_handlers
=
function
()
{
jQuery
(
window
).
bind
(
'
scrollstart
'
,
function
(){
jQuery
(
window
).
bind
(
'
scrollstart
'
,
function
(){
console
.
log
(
"
scrollstart
"
);
if
(
scrollListenersEnabled
)
{
$
(
'
#expander:visible
'
).
slideUp
();
scrollInProgress
=
true
;
console
.
log
(
"
scrollstart
"
);
$
(
'
#expander:visible
'
).
slideUp
();
}
});
});
jQuery
(
window
).
bind
(
'
ontouchmove
'
,
function
(){
jQuery
(
window
).
bind
(
'
touchmove
'
,
function
(){
console
.
log
(
"
touchmove
"
);
//IOS specific touch event
$
(
'
#expander:visible
'
).
slideUp
();
if
(
scrollListenersEnabled
)
{
scrollInProgress
=
true
;
console
.
log
(
"
touchmove
"
);
$
(
'
#expander:visible
'
).
slideUp
();
}
});
});
jQuery
(
window
).
bind
(
'
scrollstop
'
,
function
(
e
){
jQuery
(
window
).
bind
(
'
scrollstop
'
,
function
(
e
){
console
.
log
(
"
scrollstop
"
);
if
(
scrollInProgress
)
{
find_and_select_element
();
scrollInProgress
=
false
;
console
.
log
(
"
scrollstop
"
);
find_and_select_element
();
}
});
});
$
(
'
#studies_list li
'
).
click
(
function
()
{
$
(
'
#studies_list li
'
).
click
(
function
()
{
...
@@ -34,32 +49,35 @@ var register_event_handlers = function() {
...
@@ -34,32 +49,35 @@ var register_event_handlers = function() {
});
});
$
(
window
).
resize
(
function
()
{
$
(
window
).
resize
(
function
()
{
set_selected_element
(
currently_selected_element
);
initialize_list_peek
(
);
});
});
handlersRegistered
=
true
;
};
};
var
show_expanded_info
=
function
()
{
var
show_expanded_info
=
function
()
{
console
.
log
(
"
expanding
"
);
console
.
log
(
"
expanding
"
);
console
.
log
(
"
-------------------------
"
);
var
listElem
=
$
(
'
#studies_list li.selected
'
);
var
listElem
=
$
(
'
#studies_list li.selected
'
);
scrollListenersEnabled
=
false
;
$
(
'
html:not(:animated),body:not(:animated)
'
).
animate
({
scrollTop
:
scrollVal
},
'
fast
'
,
function
()
{
$
(
'
html:not(:animated),body:not(:animated)
'
).
animate
({
scrollTop
:
scrollVal
},
'
fast
'
,
function
()
{
$
(
'
#target
'
).
animate
({
height
:
listElem
.
height
()},
'
fast
'
,
function
()
{
$
(
'
#target
'
).
animate
({
height
:
listElem
.
height
()},
'
fast
'
,
function
()
{
details
=
listElem
.
find
(
"
div.abstract
"
).
html
();
details
=
listElem
.
find
(
"
div.abstract
"
).
html
();
if
(
details
!==
null
)
{
if
(
details
!==
null
)
{
$
(
'
#expander
'
).
css
({
top
:
target_top
+
$
(
'
#target
'
).
height
()});
$
(
'
#expander
'
).
css
({
top
:
target_top
+
$
(
'
#target
'
).
height
()});
$
(
'
#expander div.abstract
'
).
html
(
details
);
$
(
'
#expander div.abstract
'
).
html
(
details
);
$
(
'
#expander
'
).
slideDown
();
$
(
'
#expander
'
).
slideDown
(
'
fast
'
,
function
()
{
scrollListenersEnabled
=
true
;
});
}
}
});
});
});
});
};
};
var
find_and_select_element
=
function
()
{
var
find_and_select_element
=
function
()
{
console
.
log
(
"
scrolled
"
);
var
newFocusedListElement
=
document
.
elementFromPoint
(
horizontalCenter
,
centerOfHeadline
);
var
newFocusedListElement
=
document
.
elementFromPoint
(
horizontalCenter
,
centerOfHeadline
);
if
(
newFocusedListElement
!==
focusedListElement
)
{
if
(
newFocusedListElement
!==
focusedListElement
)
{
console
.
log
(
"
new elem
"
);
set_selected_element
(
newFocusedListElement
);
focusedListElement
=
newFocusedListElement
;
set_selected_element
(
focusedListElement
);
}
}
};
};
...
@@ -67,19 +85,20 @@ var set_selected_element = function (element) {
...
@@ -67,19 +85,20 @@ var set_selected_element = function (element) {
if
(
!
element
)
{
if
(
!
element
)
{
element
=
$
(
'
#studies_list li:first-child
'
).
get
();
element
=
$
(
'
#studies_list li:first-child
'
).
get
();
}
}
if
(
element
)
{
if
(
element
)
{
var
listElem
=
$
(
element
).
closest
(
'
li
'
);
var
listElem
=
$
(
element
).
closest
(
'
li
'
);
if
(
listElem
.
is
(
"
LI
"
)
&&
listElem
!==
currently_selected_e
lement
)
{
if
(
listElem
.
is
(
"
LI
"
)
&&
listElem
!==
focusedListE
lement
)
{
$
(
'
#expander:visible
'
).
slideUp
();
$
(
'
#expander:visible
'
).
slideUp
();
$
(
'
ul#studies_list li
'
).
removeClass
(
"
selected
"
);
$
(
'
#studies_list li
'
).
removeClass
(
"
selected
"
);
currently_selected_element
=
listElem
;
listElem
.
addClass
(
'
selected
'
);
listElem
.
addClass
(
'
selected
'
);
focusedListElement
=
listElem
;
scrollVal
=
listElem
.
offset
().
top
-
$
(
'
#studies_list
'
).
position
().
top
;
scrollVal
=
listElem
.
offset
().
top
-
$
(
'
#studies_list
'
).
position
().
top
;
debounce
(
show_expanded_info
,
500
,
false
)();
console
.
log
(
"
Debouncing expand function
"
);
debounce
(
show_expanded_info
,
200
,
false
)();
}
else
{
console
.
log
(
"
Not a list element, hiding
"
);
$
(
'
#expander
'
).
hide
();
}
}
}
else
{
$
(
'
#expander
'
).
hide
();
}
}
};
};
utils.js
View file @
36a05312
...
@@ -16,7 +16,7 @@ var debounce = function (func, threshold, execAsap) {
...
@@ -16,7 +16,7 @@ var debounce = function (func, threshold, execAsap) {
timeout
=
setTimeout
(
delayed
,
threshold
||
100
);
timeout
=
setTimeout
(
delayed
,
threshold
||
100
);
};
};
}
}
;
inScroll
=
false
;
inScroll
=
false
;
...
@@ -59,7 +59,7 @@ inScroll = false;
...
@@ -59,7 +59,7 @@ inScroll = false;
};
};
special
.
scrollstop
=
{
special
.
scrollstop
=
{
latency
:
2
00
,
latency
:
1
00
,
setup
:
function
()
{
setup
:
function
()
{
var
timer
,
var
timer
,
...
...
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