plugins/Unity/Indicators/rootactionstate.cpp · unity8

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unity8/plugins/Unity/Indicators/rootactionstate.cpp

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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 m_menu->setActionStateParser(this);

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::updateActionState()

96{

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

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

99 } else {

100 m_cachedState.clear();

101 }

102 Q_EMIT updated();

103}

104

105bool RootActionState::isValid() const

106{

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

108}

109

110QString RootActionState::title() const

111{

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

113

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

115}

116

117QString RootActionState::leftLabel() const

118{

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

120

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

122}

123

124QString RootActionState::rightLabel() const

125{

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

127

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

129}

130

131QStringList RootActionState::icons() const

132{

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

134

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

136}

137

138QString RootActionState::accessibleName() const

139{

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

141

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

143}

144

145bool RootActionState::isVisible() const

146{

147 if (!isValid()) return false;

148

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

150}

151

152static QString iconUri(GIcon *icon)

153{

154 QString uri;

155

156 if (G_IS_THEMED_ICON (icon)) {

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

158

159 QStringList iconNameList;

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

161 iconNameList << iconNames[index];

162 }

163

164 if (!iconNameList.empty()) {

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

166 }

167 }

168 else if (G_IS_FILE_ICON (icon)) {

169 GFile *file;

170

171 file = g_file_icon_get_file (G_FILE_ICON (icon));

172 if (g_file_is_native (file)) {

173 gchar *fileuri;

174

175 fileuri = g_file_get_path (file);

176 uri = QString(fileuri);

177

178 g_free (fileuri);

179 }

180 }

181 else if (G_IS_BYTES_ICON (icon)) {

182 gsize size;

183 gconstpointer data;

184 gchar *base64;

185

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

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

188

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

190 uri.append (base64);

191

192 g_free (base64);

193 }

194

195 return uri;

196}

197

198QVariant RootActionState::toQVariant(GVariant* state) const

199{

200 if (!state) {

201 return QVariant();

202 }

203

204 if (g_variant_is_of_type(state, G_VARIANT_TYPE_VARDICT)) {

205 GVariantIter iter;

206 GVariant *vvalue;

207 gchar *key;

208 QVariantMap qmap;

209

210 g_variant_iter_init (&iter, state);

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

212 {

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

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

215 QStringList icons;

216

217 // FIXME - should be sending a url.

218 GIcon *gicon = g_icon_deserialize (vvalue);

219 if (gicon) {

220 icons << iconUri(gicon);

221 g_object_unref (gicon);

222 }

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

224

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

226

227 QStringList icons;

228

229 if (g_variant_type_is_array(g_variant_get_type(vvalue))) {

230

231

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

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

234

235 // FIXME - should be sending a url.

236 GIcon *gicon = g_icon_deserialize (child);

237 if (gicon) {

238 icons << iconUri(gicon);

239 g_object_unref (gicon);

240 }

241 g_variant_unref(child);

242 }

243 }

244 // will overwrite icon.

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

246

247 } else {

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

249 }

250 }

251

252 return QVariant::fromValue(qmap);

253

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

255 QVariantMap qmap;

256

257 char* label;

258 char* icon;

259 char* accessible_name;

260 gboolean visible;

261 GIcon *gicon;

262

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

264 &icon,

265 &accessible_name,

266 &visible);

267

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

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

270 qmap["visible"] = visible;

271

272 gicon = g_icon_new_for_string (icon, NULL);

273 if (gicon) {

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

275 g_object_unref (gicon);

276 }

277

278 if (label) g_free(label);

279 if (icon) g_free(icon);

280 if (accessible_name) g_free(accessible_name);

281

282 return QVariant::fromValue(qmap);

283 }

284 return ActionStateParser::toQVariant(state);

285}