diff options
Diffstat (limited to 'overrides')
| -rw-r--r-- | overrides/Endless.js | 5 | ||||
| -rw-r--r-- | overrides/Makefile.am.inc | 11 | ||||
| -rw-r--r-- | overrides/endless_private/asset_button.js | 154 |
3 files changed, 170 insertions, 0 deletions
diff --git a/overrides/Endless.js b/overrides/Endless.js index 9645f85..7f1d0a5 100644 --- a/overrides/Endless.js +++ b/overrides/Endless.js @@ -14,10 +14,15 @@ function getCurrentFileDir() { return Gio.File.new_for_path(path).get_parent().get_path(); } +imports.searchPath.unshift(getCurrentFileDir()); + +const AssetButton = imports.endless_private.asset_button; + function _init() { // this is imports.gi.Endless Endless = this; Endless.getCurrentFileDir = getCurrentFileDir; + Endless.AssetButton = AssetButton.AssetButton; // Override Endless.PageManager.add() so that you can set child properties // at the same time diff --git a/overrides/Makefile.am.inc b/overrides/Makefile.am.inc new file mode 100644 index 0000000..ec9f785 --- /dev/null +++ b/overrides/Makefile.am.inc @@ -0,0 +1,11 @@ +# Copyright 2013 Endless Mobile, Inc. + +# # # GJS OVERRIDES # # # + +gjsdir = ${datadir}/gjs-1.0 + +# Put override files here for custom js API outside of normal introspection +nobase_dist_gjs_DATA = \ + overrides/Endless.js \ + overrides/endless_private/asset_button.js \ + $(NULL) diff --git a/overrides/endless_private/asset_button.js b/overrides/endless_private/asset_button.js new file mode 100644 index 0000000..b1cee97 --- /dev/null +++ b/overrides/endless_private/asset_button.js @@ -0,0 +1,154 @@ +const Gdk = imports.gi.Gdk; +const GdkPixbuf = imports.gi.GdkPixbuf; +const Gio = imports.gi.Gio; +const GObject = imports.gi.GObject; +const Gtk = imports.gi.Gtk; +const Lang = imports.lang; + +const AssetButton = new Lang.Class({ + Name: 'AssetButton', + Extends: Gtk.Button, + Properties: { + 'normal-image-uri': GObject.ParamSpec.string('normal-image-uri', 'Normal Image URI', 'Normal Image URI', + GObject.ParamFlags.READABLE | GObject.ParamFlags.WRITABLE | GObject.ParamFlags.CONSTRUCT, + ''), + 'active-image-uri': GObject.ParamSpec.string('active-image-uri', 'Active Image URI', 'Active Image URI', + GObject.ParamFlags.READABLE | GObject.ParamFlags.WRITABLE | GObject.ParamFlags.CONSTRUCT, + ''), + 'prelight-image-uri': GObject.ParamSpec.string('prelight-image-uri', 'Prelight Image URI', 'Prelight Image URI', + GObject.ParamFlags.READABLE | GObject.ParamFlags.WRITABLE | GObject.ParamFlags.CONSTRUCT, + ''), + 'insensitive-image-uri': GObject.ParamSpec.string('disabled-image-uri', 'Disabled Image URI', 'Disabled Image URI', + GObject.ParamFlags.READABLE | GObject.ParamFlags.WRITABLE | GObject.ParamFlags.CONSTRUCT, + ''), + 'focused-image-uri': GObject.ParamSpec.string('focused-image-uri', 'Focused Image URI', 'Focused Image URI', + GObject.ParamFlags.READABLE | GObject.ParamFlags.WRITABLE | GObject.ParamFlags.CONSTRUCT, + '') + }, + + _init: function(params) { + this._normal_pixbuf = null; + this._prelight_pixbuf = null; + this._active_pixbuf = null; + this._insensitive_pixbuf = null; + this._focused_pixbuf = null; + this._label = null; + + this._normal_uri = null; + this._prelight_uri = null; + this._active_uri = null; + this._insensitive_uri = null; + this._focused_uri = null; + + this._image = new Gtk.Image(); + + params.always_show_image = true; + this.parent(params); + + this.set_image(this._image); + this.connect('state-flags-changed', Lang.bind(this, this._update_appearance)); + }, + + _update_appearance: function() { + let flags = this.get_state_flags(); + + // If the button is insensitive, show its disabled state + if (this._insensitive_pixbuf !== null && (flags & Gtk.StateFlags.INSENSITIVE)) { + this._image.set_from_pixbuf(this._insensitive_pixbuf); + return; + } + // Otherwise, if it's prelit (moused-over), + // show its highlight state + if (this._active_pixbuf !== null && (flags & Gtk.StateFlags.ACTIVE)) { + this._image.set_from_pixbuf(this._active_pixbuf); + return; + } + // Otherwise, if it's active (clicked), + // show its active state + if (this._prelight_pixbuf !== null && (flags & Gtk.StateFlags.PRELIGHT)) { + this._image.set_from_pixbuf(this._prelight_pixbuf); + return; + } + // Otherwise, if it's focused, + // show its focused state + if (this._focused_pixbuf !== null && (flags & Gtk.StateFlags.FOCUSED)) { + this._image.set_from_pixbuf(this._focused_pixbuf); + return; + } + // Finally, if neither of the above are true, show the button's normal + // state by default + this._image.set_from_pixbuf(this._normal_pixbuf); + }, + + /* Helper function to open and return an input stream into the specified + URI. Make sure to close() the return value when you are done with it. */ + _open_stream_from_uri: function(uri) { + let file = Gio.File.new_for_uri(uri); + return file.read(null); + }, + + get normal_image_uri() { + return this._normal_uri; + }, + + get prelight_image_uri() { + return this._prelight_uri; + }, + + get active_image_uri() { + return this._active_uri; + }, + + get insensitive_image_uri() { + return this._insensitive_uri; + }, + + get focused_image_uri() { + return this._focused_uri; + }, + + set normal_image_uri(v) { + this._set_image_uri(v, 'normal'); + }, + + set prelight_image_uri(v) { + this._set_image_uri(v, 'prelight'); + }, + + set active_image_uri(v) { + this._set_image_uri(v, 'active'); + }, + + set insensitive_image_uri(v) { + this._set_image_uri(v, 'insensitive'); + }, + + set focused_image_uri(v) { + this._set_image_uri(v, 'focused'); + }, + + /* + * This helper method sets the image URI for the specified state. + * Javascript's array property access allows us to avoid repeated code! + */ + _set_image_uri: function(uri, state) { + let uri_property = '_' + state + '_uri'; + let pixbuf_property = '_' + state + '_pixbuf'; + + if(this[uri_property] === uri) + return; + let img_stream; + try { + img_stream = this._open_stream_from_uri(uri); + this[pixbuf_property] = GdkPixbuf.Pixbuf.new_from_stream(img_stream, null); + this[uri_property] = uri; + } catch(e if e instanceof Gio.IOErrorEnum) { + // This catches the instances in which there is no URI for a particular state + this[pixbuf_property] = null; + this[uri_property] = null; + } + img_stream.close(null); + this._update_appearance(); + this.notify(state + '-image-uri'); + } +}); |