plugins/Unity/Indicators/rootactionstate.cpp · unity8

git.iko.soy/unity8

on 69812ea help sign in

unity8/plugins/Unity/Indicators/rootactionstate.cpp

299 lines 8.2 kB history raw

1/*

3 *

4 * This program is free software; you can redistribute it and/or modify

5 * it under the terms of the GNU Lesser General Public License as published by

6 * the Free Software Foundation; version 3.

7 *

8 * This program is distributed in the hope that it will be useful,

9 * but WITHOUT ANY WARRANTY; without even the implied warranty of

10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

11 * GNU Lesser General Public License for more details.

12 *

13 * You should have received a copy of the GNU Lesser General Public License

14 * along with this program. If not, see <http://www.gnu.org/licenses/>.

15 *

16 * Authors:

17 * Nick Dedekind <nick.dedekind@canonical.com>

18 */

20#include "rootactionstate.h"

21#include "indicators.h"

23#include <unitymenumodel.h>

24#include <QVariant>

25#include <QIcon>

27extern "C" {

28#include <glib.h>

29#include <gio/gio.h>

30}

32RootActionState::RootActionState(QObject *parent)

33 : ActionStateParser(parent),

34 m_menu(NULL)

35{

36}

38RootActionState::~RootActionState()

39{

40}

42UnityMenuModel* RootActionState::menu() const

43{

44 return m_menu;

45}

47void RootActionState::setMenu(UnityMenuModel* menu)

48{

49 if (m_menu != menu) {

50 if (m_menu) {

51 m_menu->disconnect(this);

52 }

53 m_menu = menu;

55 if (m_menu) {

56 connect(m_menu, SIGNAL(rowsInserted(const QModelIndex&, int, int)), SLOT(onModelRowsAdded(const QModelIndex&, int, int)));

57 connect(m_menu, SIGNAL(rowsRemoved(const QModelIndex&, int, int)), SLOT(onModelRowsRemoved(const QModelIndex&, int, int)));

58 connect(m_menu, SIGNAL(dataChanged(const QModelIndex&, const QModelIndex&, const QVector<int>&)), SLOT(onModelDataChanged(const QModelIndex&, const QModelIndex&, const QVector<int>&)));

60 connect(m_menu, SIGNAL(destroyed()), SLOT(reset()));

61 }

62 updateActionState();

63 Q_EMIT menuChanged();

64 }

65}

67void RootActionState::onModelRowsAdded(const QModelIndex& parent, int start, int end)

68{

69 Q_UNUSED(parent);

70 if (start == 0 && end >= 0) {

71 updateActionState();

72 }

73}

75void RootActionState::onModelRowsRemoved(const QModelIndex& parent, int start, int end)

76{

77 Q_UNUSED(parent);

78 if (start == 0 && end >= 0) {

79 updateActionState();

80 }

81}

83void RootActionState::onModelDataChanged(const QModelIndex& topLeft, const QModelIndex& bottomRight, const QVector<int>& roles)

84{

85 Q_UNUSED(roles);

86 if (!topLeft.isValid() || !bottomRight.isValid()) {

87 return;

88 }

90 if (topLeft.row() <= 0 && bottomRight.row() >= 0) {

91 updateActionState();

92 }

93}

95void RootActionState::reset()

96{

97 m_cachedState.clear();

98 m_menu = NULL;

100 Q_EMIT menuChanged();

101 Q_EMIT updated();

102}

103

104void RootActionState::updateActionState()

105{

106 if (m_menu && m_menu->rowCount() > 0) {

107 ActionStateParser* oldParser = m_menu->actionStateParser();

108 m_menu->setActionStateParser(this);

109

110 m_cachedState = m_menu->get(0, "actionState").toMap();

111

112 m_menu->setActionStateParser(oldParser);

113 } else {

114 m_cachedState.clear();

115 }

116 Q_EMIT updated();

117}

118

119bool RootActionState::isValid() const

120{

121 return m_menu && m_menu->rowCount() > 0;

122}

123

124QString RootActionState::title() const

125{

126 if (!isValid()) return QString();

127

128 return m_cachedState.value("title", QVariant::fromValue(QString())).toString();

129}

130

131QString RootActionState::leftLabel() const

132{

133 if (!isValid()) return QString();

134

135 return m_cachedState.value("pre-label", QVariant::fromValue(QString())).toString();

136}

137

138QString RootActionState::rightLabel() const

139{

140 if (!isValid()) return QString();

141

142 return m_cachedState.value("label", QVariant::fromValue(QString())).toString();

143}

144

145QStringList RootActionState::icons() const

146{

147 if (!isValid()) return QStringList();

148

149 return m_cachedState.value("icons", QVariant::fromValue(QStringList())).toStringList();

150}

151

152QString RootActionState::accessibleName() const

153{

154 if (!isValid()) return QString();

155

156 return m_cachedState.value("accessible-desc", QVariant::fromValue(QString())).toString();

157}

158

159bool RootActionState::isVisible() const

160{

161 if (!isValid()) return false;

162

163 return m_cachedState.value("visible", QVariant::fromValue(true)).toBool();

164}

165

166static QString iconUri(GIcon *icon)

167{

168 QString uri;

169

170 if (G_IS_THEMED_ICON (icon)) {

171 const gchar* const* iconNames = g_themed_icon_get_names (G_THEMED_ICON (icon));

172

173 QStringList iconNameList;

174 for (uint index = 0; iconNames[index] != NULL; index++) {

175 iconNameList << iconNames[index];

176 }

177

178 if (!iconNameList.empty()) {

179 uri = QString("image://theme/%1").arg(iconNameList.join(","));

180 }

181 }

182 else if (G_IS_FILE_ICON (icon)) {

183 GFile *file;

184

185 file = g_file_icon_get_file (G_FILE_ICON (icon));

186 if (g_file_is_native (file)) {

187 gchar *fileuri;

188

189 fileuri = g_file_get_path (file);

190 uri = QString(fileuri);

191

192 g_free (fileuri);

193 }

194 }

195 else if (G_IS_BYTES_ICON (icon)) {

196 gsize size;

197 gconstpointer data;

198 gchar *base64;

199

200 data = g_bytes_get_data (g_bytes_icon_get_bytes (G_BYTES_ICON (icon)), &size);

201 base64 = g_base64_encode ((const guchar *) data, size);

202

203 uri = QString("data://");

204 uri.append (base64);

205

206 g_free (base64);

207 }

208

209 return uri;

210}

211

212QVariant RootActionState::toQVariant(GVariant* state) const

213{

214 if (!state) {

215 return QVariant();

216 }

217

218 if (g_variant_is_of_type(state, G_VARIANT_TYPE_VARDICT)) {

219 GVariantIter iter;

220 GVariant *vvalue;

221 gchar *key;

222 QVariantMap qmap;

223

224 g_variant_iter_init (&iter, state);

225 while (g_variant_iter_loop (&iter, "{sv}", &key, &vvalue))

226 {

227 QString str = QString::fromUtf8(key);

228 if (str == "icon" && !qmap.contains("icons")) {

229 QStringList icons;

230

231 // FIXME - should be sending a url.

232 GIcon *gicon = g_icon_deserialize (vvalue);

233 if (gicon) {

234 icons << iconUri(gicon);

235 g_object_unref (gicon);

236 }

237 qmap.insert("icons", icons);

238

239 } else if (str == "icons") {

240

241 QStringList icons;

242

243 if (g_variant_type_is_array(g_variant_get_type(vvalue))) {

244

245

246 for (int i = 0, iMax = g_variant_n_children(vvalue); i < iMax; i++) {

247 GVariant *child = g_variant_get_child_value(vvalue, i);

248

249 // FIXME - should be sending a url.

250 GIcon *gicon = g_icon_deserialize (child);

251 if (gicon) {

252 icons << iconUri(gicon);

253 g_object_unref (gicon);

254 }

255 g_variant_unref(child);

256 }

257 }

258 // will overwrite icon.

259 qmap.insert("icons", icons);

260

261 } else {

262 qmap.insert(str, ActionStateParser::toQVariant(vvalue));

263 }

264 }

265

266 return QVariant::fromValue(qmap);

267

268 } else if (g_variant_is_of_type (state, G_VARIANT_TYPE ("(sssb)"))) {

269 QVariantMap qmap;

270

271 char* label;

272 char* icon;

273 char* accessible_name;

274 gboolean visible;

275 GIcon *gicon;

276

277 g_variant_get(state, "(sssb)", &label,

278 &icon,

279 &accessible_name,

280 &visible);

281

282 qmap["label"] = label ? QString::fromUtf8(label) : "";

283 qmap["accessible-desc"] = accessible_name ? QString::fromUtf8(accessible_name) : "";

284 qmap["visible"] = visible;

285

286 gicon = g_icon_new_for_string (icon, NULL);

287 if (gicon) {

288 qmap["icons"] = QStringList() << iconUri(gicon);

289 g_object_unref (gicon);

290 }

291

292 if (label) g_free(label);

293 if (icon) g_free(icon);

294 if (accessible_name) g_free(accessible_name);

295

296 return QVariant::fromValue(qmap);

297 }

298 return ActionStateParser::toQVariant(state);

299}