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Properly disable layers buttons when action is not possible.

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Andrey Antukh 2017-02-23 21:21:05 +01:00
parent bb0b616cb3
commit 05b6c25aa9
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GPG key ID: 4DFEBCB8316A8B95
2 changed files with 90 additions and 45 deletions
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1
frontend/resources/styles/main/partials/sidebar-layers.scss
View file

@ -36,6 +36,7 @@
}
&.disable {
pointer-events: none;
svg {
cursor: auto;

82
frontend/src/uxbox/main/ui/workspace/sidebar/layers.cljs
View file

@ -86,15 +86,13 @@
:text i/text
:group i/folder))
;; --- Shape Name (Component)
(mx/defcs shape-name
"A generic component that displays the shape name
if it is available and allows inline edition of it."
{:mixins [mx/static (mx/local)]}
[own shape]
(let [local (:rum/local own)]
[{:keys [rum/local]} shape]
(letfn [(on-blur [event]
(let [target (dom/event->target event)
parent (.-parentNode target)
@ -121,18 +119,17 @@
:default-value (:name shape "")}]
[:span.element-name
{:on-double-click on-click}
(:name shape "")]))))
(:name shape "")])))
;; --- Layer Simple (Component)
(mx/defcs layer-simple
{:mixins [mx/static (mx/local)]}
[own item selected]
[{:keys [rum/local]} item selected]
(let [selected? (contains? selected (:id item))
select #(select-shape selected item %)
toggle-visibility #(toggle-visibility selected item %)
toggle-blocking #(toggle-blocking item %)
local (:rum/local own)
classes (classnames
:selected selected?
:drag-active (:dragging @local)
@ -197,9 +194,8 @@
(mx/defcs layer-group
{:mixins [mx/static mx/reactive (mx/local)]}
[own {:keys [id] :as item} selected]
(let [local (:rum/local own)
selected? (contains? selected (:id item))
[{:keys [rum/local]} {:keys [id] :as item} selected]
(let [selected? (contains? selected (:id item))
collapsed? (:collapsed item true)
shapes-map (mx/react refs/shapes-by-id)
classes (classnames
@ -285,6 +281,63 @@
(-> (layer-simple shape selected)
(mx/with-key key))))])])))
;; --- Layers Tools (Buttons Component)
(defn- allow-grouping?
"Check if the current situation allows grouping
of the currently selected shapes."
[selected shapes-map]
;; TODO: transducers
(let [xform (comp (map shapes-map)
(map :group))
groups (into #{} xform selected)]
(= 1 (count groups))))
(defn- allow-degrouping?
"Check if the current situation allows degrouping
of the currently selected shapes."
[selected shapes-map]
(let [xform (comp (map shapes-map)
(map :group))
groups (into #{} xform selected)]
(and (= 1 (count groups))
(not (nil? (first groups))))))
(mx/defc layers-tools
"Layers widget options buttons."
[selected shapes-map]
(let [duplicate #(st/emit! (uds/duplicate-selected))
group #(st/emit! (uds/group-selected))
degroup #(st/emit! (uds/degroup-selected))
delete #(st/emit! (uds/delete-selected))
allow-grouping? (allow-grouping? selected shapes-map)
allow-degrouping? (allow-degrouping? selected shapes-map)
allow-duplicate? (= 1 (count selected))
allow-deletion? (pos? (count selected))]
[:div.layers-tools
[:ul.layers-tools-content
[:li.clone-layer.tooltip.tooltip-top
{:alt "Duplicate"
:class (when-not allow-duplicate? "disable")
:on-click duplicate}
i/copy]
[:li.group-layer.tooltip.tooltip-top
{:alt "Group"
:class (when-not allow-grouping? "disable")
:on-click group}
i/folder]
[:li.degroup-layer.tooltip.tooltip-top
{:alt "Ungroup"
:class (when-not allow-degrouping? "disable")
:on-click degroup}
i/ungroup]
[:li.delete-layer.tooltip.tooltip-top
{:alt "Delete"
:class (when-not allow-deletion? "disable")
:on-click delete}
i/trash]]]))
;; --- Layers Toolbox (Component)
(mx/defc layers-toolbox
@ -296,10 +349,6 @@
;; TODO: dont react to the whole shapes-by-id
shapes-map (mx/react refs/shapes-by-id)
close #(st/emit! (udw/toggle-flag :layers))
duplicate #(st/emit! (uds/duplicate-selected))
group #(st/emit! (uds/group-selected))
degroup #(st/emit! (uds/degroup-selected))
delete #(st/emit! (uds/delete-selected))
dragel (volatile! nil)]
[:div#layers.tool-window
[:div.tool-window-bar
@ -315,9 +364,4 @@
(mx/with-key key))
(-> (layer-simple shape selected)
(mx/with-key key))))]]
[:div.layers-tools
[:ul.layers-tools-content
[:li.clone-layer.tooltip.tooltip-top {:alt "Duplicate" :on-click duplicate} i/copy]
[:li.group-layer.tooltip.tooltip-top {:alt "Group" :on-click group} i/folder]
[:li.degroup-layer.tooltip.tooltip-top {:alt "Ungroup" :on-click degroup} i/ungroup]
[:li.delete-layer.tooltip.tooltip-top {:alt "Delete" :on-click delete} i/trash]]]]))
(layers-tools selected shapes-map)]))