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status/keyboard: Make input sources be proper objects

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Introduce an InputSource class which makes it easier to keep track of
all the data we have about them.

https://bugzilla.gnome.org/show_bug.cgi?id=682318
This commit is contained in:
Rui Matos 2012-12-13 16:31:03 +01:00
parent 3bd5563a7e
commit c41424b57b
1 changed files with 115 additions and 83 deletions
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198
js/ui/status/keyboard.js
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@ -181,6 +181,50 @@ const LayoutMenuItem = new Lang.Class({
}
});
const InputSource = new Lang.Class({
Name: 'InputSource',
_init: function(type, id, displayName, shortName, index) {
this.type = type;
this.id = id;
this.displayName = displayName;
this._shortName = shortName;
this.index = index;
this._menuItem = new LayoutMenuItem(this.displayName, this._shortName);
this._menuItem.connect('activate', Lang.bind(this, this.activate));
this._indicatorLabel = new St.Label({ text: this._shortName });
},
destroy: function() {
this._menuItem.destroy();
this._indicatorLabel.destroy();
},
get shortName() {
return this._shortName;
},
set shortName(v) {
this._shortName = v;
this._menuItem.indicator.set_text(v);
this._indicatorLabel.set_text(v);
},
get menuItem() {
return this._menuItem;
},
get indicatorLabel() {
return this._indicatorLabel;
},
activate: function() {
this.emit('activate');
},
});
Signals.addSignalMethods(InputSource.prototype);
const InputSourceIndicator = new Lang.Class({
Name: 'InputSourceIndicator',
Extends: PanelMenu.Button,
@ -195,14 +239,16 @@ const InputSourceIndicator = new Lang.Class({
this.actor.add_actor(this._container);
this.actor.add_style_class_name('panel-status-button');
this._labelActors = {};
this._layoutItems = {};
// All valid input sources currently in the gsettings
// KEY_INPUT_SOURCES list indexed by their index there
this._inputSources = {};
this._currentSource = null;
this._settings = new Gio.Settings({ schema: DESKTOP_INPUT_SOURCES_SCHEMA });
this._settings.connect('changed::' + KEY_CURRENT_INPUT_SOURCE, Lang.bind(this, this._currentInputSourceChanged));
this._settings.connect('changed::' + KEY_INPUT_SOURCES, Lang.bind(this, this._inputSourcesChanged));
this._currentSourceIndex = this._settings.get_uint(KEY_CURRENT_INPUT_SOURCE);
this._xkbInfo = new GnomeDesktop.XkbInfo();
this._propSeparator = new PopupMenu.PopupSeparatorMenuItem();
@ -236,17 +282,17 @@ const InputSourceIndicator = new Lang.Class({
},
_currentInputSourceChanged: function() {
let nVisibleSources = Object.keys(this._layoutItems).length;
let newCurrentSourceIndex = this._settings.get_uint(KEY_CURRENT_INPUT_SOURCE);
let newLayoutItem = this._layoutItems[newCurrentSourceIndex];
let nVisibleSources = Object.keys(this._inputSources).length;
let newSourceIndex = this._settings.get_uint(KEY_CURRENT_INPUT_SOURCE);
let newSource = this._inputSources[newSourceIndex];
let hasProperties;
if (newLayoutItem)
hasProperties = this._ibusManager.hasProperties(newLayoutItem.ibusEngineId);
if (newSource)
hasProperties = this._ibusManager.hasProperties(newSource.id);
else
hasProperties = false;
if (!newLayoutItem || (nVisibleSources < 2 && !hasProperties)) {
if (!newSource || (nVisibleSources < 2 && !hasProperties)) {
// This source index might be invalid if we weren't able
// to build a menu item for it, so we hide ourselves since
// we can't fix it here. *shrug*
@ -260,88 +306,79 @@ const InputSourceIndicator = new Lang.Class({
this.actor.show();
if (this._layoutItems[this._currentSourceIndex]) {
this._layoutItems[this._currentSourceIndex].setShowDot(false);
this._container.set_skip_paint(this._labelActors[this._currentSourceIndex], true);
let oldSource;
[oldSource, this._currentSource] = [this._currentSource, newSource];
if (oldSource) {
oldSource.menuItem.setShowDot(false);
this._container.set_skip_paint(oldSource.indicatorLabel, true);
}
newLayoutItem.setShowDot(true);
let newLabelActor = this._labelActors[newCurrentSourceIndex];
this._container.set_skip_paint(newLabelActor, false);
if (hasProperties)
newLabelActor.set_text(newLayoutItem.indicator.get_text());
this._currentSourceIndex = newCurrentSourceIndex;
newSource.indicatorLabel.set_text(newSource.shortName);
newSource.menuItem.setShowDot(true);
this._container.set_skip_paint(newSource.indicatorLabel, false);
},
_inputSourcesChanged: function() {
let sources = this._settings.get_value(KEY_INPUT_SOURCES);
let nSources = sources.n_children();
for (let i in this._layoutItems)
this._layoutItems[i].destroy();
for (let i in this._inputSources)
this._inputSources[i].destroy();
for (let i in this._labelActors)
this._labelActors[i].destroy();
this._inputSources = {};
this._layoutItems = {};
this._labelActors = {};
let infos = [];
let infosByShortName = {};
let inputSourcesByShortName = {};
for (let i = 0; i < nSources; i++) {
let info = { exists: false };
let displayName;
let shortName;
let [type, id] = sources.get_child_value(i).deep_unpack();
let exists = false;
if (type == INPUT_SOURCE_TYPE_XKB) {
[info.exists, info.displayName, info.shortName, , ] =
[exists, displayName, shortName, , ] =
this._xkbInfo.get_layout_info(id);
} else if (type == INPUT_SOURCE_TYPE_IBUS) {
let engineDesc = this._ibusManager.getEngineDesc(id);
if (engineDesc) {
let language = IBus.get_language_name(engineDesc.get_language());
info.exists = true;
info.displayName = language + ' (' + engineDesc.get_longname() + ')';
info.shortName = this._makeEngineShortName(engineDesc);
info.ibusEngineId = id;
exists = true;
displayName = language + ' (' + engineDesc.get_longname() + ')';
shortName = this._makeEngineShortName(engineDesc);
}
}
if (!info.exists)
if (!exists)
continue;
info.sourceIndex = i;
let is = new InputSource(type, id, displayName, shortName, i);
if (!(info.shortName in infosByShortName))
infosByShortName[info.shortName] = [];
infosByShortName[info.shortName].push(info);
infos.push(info);
}
for (let i = 0; i < infos.length; i++) {
let info = infos[i];
if (infosByShortName[info.shortName].length > 1) {
let sub = infosByShortName[info.shortName].indexOf(info) + 1;
info.shortName += String.fromCharCode(0x2080 + sub);
}
let item = new LayoutMenuItem(info.displayName, info.shortName);
item.ibusEngineId = info.ibusEngineId;
this._layoutItems[info.sourceIndex] = item;
this.menu.addMenuItem(item, i);
item.connect('activate', Lang.bind(this, function() {
is.connect('activate', Lang.bind(this, function() {
this._settings.set_value(KEY_CURRENT_INPUT_SOURCE,
GLib.Variant.new_uint32(info.sourceIndex));
GLib.Variant.new_uint32(is.index));
}));
let shortLabel = new St.Label({ text: info.shortName });
this._labelActors[info.sourceIndex] = shortLabel;
this._container.add_actor(shortLabel);
this._container.set_skip_paint(shortLabel, true);
if (!(is.shortName in inputSourcesByShortName))
inputSourcesByShortName[is.shortName] = [];
inputSourcesByShortName[is.shortName].push(is);
this._inputSources[is.index] = is;
}
let menuIndex = 0;
for (let i in this._inputSources) {
let is = this._inputSources[i];
if (inputSourcesByShortName[is.shortName].length > 1) {
let sub = inputSourcesByShortName[is.shortName].indexOf(is) + 1;
is.shortName += String.fromCharCode(0x2080 + sub);
}
this.menu.addMenuItem(is.menuItem, menuIndex++);
this._container.add_actor(is.indicatorLabel);
this._container.set_skip_paint(is.indicatorLabel, true);
}
this._currentInputSourceChanged();
@ -350,16 +387,14 @@ const InputSourceIndicator = new Lang.Class({
_showLayout: function() {
Main.overview.hide();
let sources = this._settings.get_value(KEY_INPUT_SOURCES);
let current = this._settings.get_uint(KEY_CURRENT_INPUT_SOURCE);
let [type, id] = sources.get_child_value(current).deep_unpack();
let source = this._currentSource;
let xkbLayout = '';
let xkbVariant = '';
if (type == INPUT_SOURCE_TYPE_XKB) {
[, , , xkbLayout, xkbVariant] = this._xkbInfo.get_layout_info(id);
} else if (type == INPUT_SOURCE_TYPE_IBUS) {
let engineDesc = this._ibusManager.getEngineDesc(id);
if (source.type == INPUT_SOURCE_TYPE_XKB) {
[, , , xkbLayout, xkbVariant] = this._xkbInfo.get_layout_info(source.id);
} else if (source.type == INPUT_SOURCE_TYPE_IBUS) {
let engineDesc = this._ibusManager.getEngineDesc(source.id);
if (engineDesc) {
xkbLayout = engineDesc.get_layout();
xkbVariant = '';
@ -416,16 +451,9 @@ const InputSourceIndicator = new Lang.Class({
},
_updateIndicatorLabel: function(text) {
let layoutItem = this._layoutItems[this._currentSourceIndex];
let hasProperties;
if (layoutItem)
hasProperties = this._ibusManager.hasProperties(layoutItem.ibusEngineId);
else
hasProperties = false;
let hasProperties = this._ibusManager.hasProperties(this._currentSource.id);
if (hasProperties)
this._labelActors[this._currentSourceIndex].set_text(text);
this._currentSource.indicatorLabel.set_text(text);
},
_buildPropSection: function() {
@ -543,8 +571,9 @@ const InputSourceIndicator = new Lang.Class({
// for those we don't actually display.
let max_min_width = 0, max_natural_width = 0;
for (let i in this._labelActors) {
let [min_width, natural_width] = this._labelActors[i].get_preferred_width(for_height);
for (let i in this._inputSources) {
let is = this._inputSources[i];
let [min_width, natural_width] = is.indicatorLabel.get_preferred_width(for_height);
max_min_width = Math.max(max_min_width, min_width);
max_natural_width = Math.max(max_natural_width, natural_width);
}
@ -556,8 +585,9 @@ const InputSourceIndicator = new Lang.Class({
_containerGetPreferredHeight: function(container, for_width, alloc) {
let max_min_height = 0, max_natural_height = 0;
for (let i in this._labelActors) {
let [min_height, natural_height] = this._labelActors[i].get_preferred_height(for_width);
for (let i in this._inputSources) {
let is = this._inputSources[i];
let [min_height, natural_height] = is.indicatorLabel.get_preferred_height(for_width);
max_min_height = Math.max(max_min_height, min_height);
max_natural_height = Math.max(max_natural_height, natural_height);
}
@ -573,7 +603,9 @@ const InputSourceIndicator = new Lang.Class({
box.y2 -= box.y1;
box.y1 = 0;
for (let i in this._labelActors)
this._labelActors[i].allocate_align_fill(box, 0.5, 0, false, false, flags);
for (let i in this._inputSources) {
let is = this._inputSources[i];
is.indicatorLabel.allocate_align_fill(box, 0.5, 0, false, false, flags);
}
}
});