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overview: move controls visibility handling to a separate object

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This keeps the core code of the overview clean and will help
coordinate animations.

https://bugzilla.gnome.org/show_bug.cgi?id=693924
This commit is contained in:
Cosimo Cecchi 2013-02-15 18:25:36 -05:00
parent 1379c6b404
commit 579e53f02c
2 changed files with 55 additions and 42 deletions
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57
js/ui/overview.js
View File

@ -223,25 +223,20 @@ const Overview = new Lang.Class({
x_align: St.Align.MIDDLE });
this._overview.add_actor(this._searchEntryBin);
// TODO - recalculate everything when desktop size changes
// Create controls
this._dash = new Dash.Dash();
this.dashIconSize = this._dash.iconSize;
this._dash.connect('icon-size-changed',
Lang.bind(this, function() {
this.dashIconSize = this._dash.iconSize;
}));
this._dashSlider = new OverviewControls.DashSlider(this._dash);
this._group.add_actor(this._dashSlider.actor);
this._viewSelector = new ViewSelector.ViewSelector(this._searchEntry,
this._dash.showAppsButton);
this._thumbnailsBox = new WorkspaceThumbnail.ThumbnailsBox();
this._controls = new OverviewControls.ControlsManager(this._dash,
this._thumbnailsBox,
this._viewSelector);
// Pack all the actors into the group
this._group.add_actor(this._controls.dashActor);
this._group.add(this._viewSelector.actor, { x_fill: true,
expand: true });
this._thumbnailsBox = new WorkspaceThumbnail.ThumbnailsBox();
this._thumbnailsSlider = new OverviewControls.ThumbnailsSlider(this._thumbnailsBox);
this._group.add_actor(this._thumbnailsSlider.actor);
this._group.add_actor(this._controls.thumbnailsActor);
// Add our same-line elements after the search entry
this._overview.add(this._group, { y_fill: true,
@ -255,39 +250,17 @@ const Overview = new Lang.Class({
y_fill: true });
this._overview.add_actor(this._messageTrayGhost);
this._viewSelector.connect('page-changed', Lang.bind(this,
function() {
this._setSideControlsVisibility();
}));
// TODO - recalculate everything when desktop size changes
this.dashIconSize = this._dash.iconSize;
this._dash.connect('icon-size-changed',
Lang.bind(this, function() {
this.dashIconSize = this._dash.iconSize;
}));
Main.layoutManager.connect('monitors-changed', Lang.bind(this, this._relayout));
this._relayout();
},
_setSideControlsVisibility: function() {
// Ignore the case when we're leaving the overview, since
// actors will be made visible again when entering the overview
// next time, and animating them while doing so is just
// unnecesary noise
if (!this.visible || this._hideInProgress)
return;
let activePage = this._viewSelector.getActivePage();
let dashVisible = (activePage == ViewSelector.ViewPage.WINDOWS ||
activePage == ViewSelector.ViewPage.APPS);
let thumbnailsVisible = (activePage == ViewSelector.ViewPage.WINDOWS);
if (dashVisible)
this._dashSlider.slideIn();
else
this._dashSlider.slideOut();
if (thumbnailsVisible)
this._thumbnailsSlider.slideIn();
else
this._thumbnailsSlider.slideOut();
},
addSearchProvider: function(provider) {
this._viewSelector.addSearchProvider(provider);
},

40
js/ui/overviewControls.js
View File

@ -6,6 +6,7 @@ const St = imports.gi.St;
const Main = imports.ui.main;
const Tweener = imports.ui.tweener;
const ViewSelector = imports.ui.viewSelector;
const SIDE_CONTROLS_ANIMATION_TIME = 0.2;
@ -232,3 +233,42 @@ const DashSlider = new Lang.Class({
return 0;
}
});
const ControlsManager = new Lang.Class({
Name: 'ControlsManager',
_init: function(dash, thumbnails, viewSelector) {
this._dashSlider = new DashSlider(dash);
this.dashActor = this._dashSlider.actor;
this._thumbnailsSlider = new ThumbnailsSlider(thumbnails);
this.thumbnailsActor = this._thumbnailsSlider.actor;
this._viewSelector = viewSelector;
this._viewSelector.connect('page-changed', Lang.bind(this, this._setVisibility));
},
_setVisibility: function() {
// Ignore the case when we're leaving the overview, since
// actors will be made visible again when entering the overview
// next time, and animating them while doing so is just
// unnecessary noise
if (!Main.overview.visible)
return;
let activePage = this._viewSelector.getActivePage();
let dashVisible = (activePage == ViewSelector.ViewPage.WINDOWS ||
activePage == ViewSelector.ViewPage.APPS);
let thumbnailsVisible = (activePage == ViewSelector.ViewPage.WINDOWS);
if (dashVisible)
this._dashSlider.slideIn();
else
this._dashSlider.slideOut();
if (thumbnailsVisible)
this._thumbnailsSlider.slideIn();
else
this._thumbnailsSlider.slideOut();
}
});