Added info pane for unsubscribed channels

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@7934 b45a01b8-16f6-495d-af2f-9b41ad6348cc

TODO.txt

@@ -23,7 +23,7 @@ List of fixes/improvements before 0.6
           Raises an error if you click on it.
    
    Channels
-      [ ] Unsubscribed channels should show an info page when selected, like forums
+      [X] Unsubscribed channels should show an info page when selected, like forums
       [ ] marking all as read in channels takes time. The channel icon should show a waiting clock 
           during the operation to avoid the user to re-click many times in the hope to get 
           the posts marked as read.

retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidget.cpp

@@ -52,7 +52,6 @@ GxsChannelPostsWidget::GxsChannelPostsWidget(const RsGxsGroupId &channelId, QWid
 	/* Invoke the Qt Designer generated object setup routine */
 	ui->setupUi(this);
 
-	mInProcessSettings = false;
 
 	/* Setup UI helper */
 
@@ -83,6 +82,7 @@ GxsChannelPostsWidget::GxsChannelPostsWidget(const RsGxsGroupId &channelId, QWid
 
 	/* Initialize view button */
 	//setViewMode(VIEW_MODE_FEEDS); see processSettings
+	ui->infoWidget->hide();
 
 	QSignalMapper *signalMapper = new QSignalMapper(this);
 	connect(ui->feedToolButton, SIGNAL(clicked()), signalMapper, SLOT(map()));
@@ -133,19 +133,27 @@ GxsChannelPostsWidget::~GxsChannelPostsWidget()
 
 void GxsChannelPostsWidget::processSettings(bool load)
 {
-	mInProcessSettings = true;
 	Settings->beginGroup(QString("ChannelPostsWidget"));
 
 	if (load) {
 		// load settings
+
+		/* Filter */
 		ui->filterLineEdit->setCurrentFilter(Settings->value("filter", FILTER_TITLE).toInt());
+
+		/* View mode */
 		setViewMode(Settings->value("viewMode", VIEW_MODE_FEEDS).toInt());
 	} else {
 		// save settings
+
+		/* Filter */
+		Settings->setValue("filter", ui->filterLineEdit->currentFilter());
+
+		/* View mode */
+		Settings->setValue("viewMode", viewMode());
 	}
 
 	Settings->endGroup();
-	mInProcessSettings = false;
 }
 
 void GxsChannelPostsWidget::settingsChanged()
@@ -243,6 +251,39 @@ void GxsChannelPostsWidget::insertChannelDetails(const RsGxsChannelGroup &group)
 
 	bool autoDownload = rsGxsChannels->getChannelAutoDownload(group.mMeta.mGroupId);
 	setAutoDownload(autoDownload);
+
+	if (IS_GROUP_SUBSCRIBED(group.mMeta.mSubscribeFlags)) {
+		ui->feedToolButton->setEnabled(true);
+
+		ui->fileToolButton->setEnabled(true);
+		ui->infoWidget->hide();
+		setViewMode(viewMode());
+
+		ui->infoPosts->clear();
+		ui->infoDescription->clear();
+	} else {
+		ui->infoPosts->setText(QString::number(group.mMeta.mVisibleMsgCount));
+		ui->infoDescription->setText(QString::fromUtf8(group.mDescription.c_str()));
+
+		ui->infoWidget->show();
+		ui->feedWidget->hide();
+		ui->fileWidget->hide();
+
+		ui->feedToolButton->setEnabled(false);
+		ui->fileToolButton->setEnabled(false);
+	}
+}
+
+int GxsChannelPostsWidget::viewMode()
+{
+	if (ui->feedToolButton->isChecked()) {
+		return VIEW_MODE_FEEDS;
+	} else if (ui->fileToolButton->isChecked()) {
+		return VIEW_MODE_FILES;
+	}
+
+	/* Default */
+	return VIEW_MODE_FEEDS;
 }
 
 void GxsChannelPostsWidget::setViewMode(int viewMode)
@@ -268,22 +309,12 @@ void GxsChannelPostsWidget::setViewMode(int viewMode)
 		setViewMode(VIEW_MODE_FEEDS);
 		return;
 	}
-
-	if (!mInProcessSettings) {
-		/* Save view mode */
-		Settings->setValueToGroup("ChannelPostsWidget", "viewMode", viewMode);
-	}
 }
 
 void GxsChannelPostsWidget::filterChanged(int filter)
 {
 	ui->feedWidget->setFilterType(filter);
 	ui->fileWidget->setFilterType(filter);
-
-	if (!mInProcessSettings) {
-		// save index
-		Settings->setValueToGroup("ChannelPostsWidget", "filter", filter);
-	}
 }
 
 /*static*/ bool GxsChannelPostsWidget::filterItem(FeedItem *feedItem, const QString &text, int filter)

retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidget.h

@@ -89,6 +89,8 @@ private:
 	void setAutoDownload(bool autoDl);
 	static bool filterItem(FeedItem *feedItem, const QString &text, int filter);
 
+	int viewMode();
+
 	void insertChannelDetails(const RsGxsChannelGroup &group);
 	void insertChannelPosts(std::vector<RsGxsChannelPost> &posts, GxsMessageFramePostThread *thread, bool related);
 
@@ -97,7 +99,6 @@ private:
 private:
 	QAction *mAutoDownloadAction;
 
-	bool mInProcessSettings;
 	bool mUseThread;
 
 	/* UI - from Designer */

retroshare-gui/src/gui/gxschannels/GxsChannelPostsWidget.ui

@@ -283,6 +283,63 @@
      </layout>
     </widget>
    </item>
+   <item>
+    <widget class="QWidget" name="infoWidget" native="true">
+     <layout class="QVBoxLayout" name="verticalLayout">
+      <item>
+       <layout class="QGridLayout" name="gridLayout">
+        <item row="0" column="1">
+         <widget class="QLabel" name="infoPosts">
+          <property name="text">
+           <string notr="true">0</string>
+          </property>
+         </widget>
+        </item>
+        <item row="1" column="0">
+         <widget class="QLabel" name="infoDescriptionLabel">
+          <property name="text">
+           <string>Description:</string>
+          </property>
+         </widget>
+        </item>
+        <item row="0" column="0">
+         <widget class="QLabel" name="infoPostsLabel">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Maximum" vsizetype="Preferred">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="text">
+           <string>Posts (at neighbor nodes):</string>
+          </property>
+         </widget>
+        </item>
+        <item row="2" column="0" colspan="2">
+         <widget class="QLabel" name="infoDescription">
+          <property name="text">
+           <string notr="true">Description</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+      <item>
+       <spacer name="verticalSpacer">
+        <property name="orientation">
+         <enum>Qt::Vertical</enum>
+        </property>
+        <property name="sizeHint" stdset="0">
+         <size>
+          <width>20</width>
+          <height>40</height>
+         </size>
+        </property>
+       </spacer>
+      </item>
+     </layout>
+    </widget>
+   </item>
    <item>
     <widget class="GxsChannelFilesWidget" name="fileWidget" native="true">
      <property name="sizePolicy">
@@ -318,6 +375,7 @@
   <zorder>headFrame</zorder>
   <zorder>feedWidget</zorder>
   <zorder>fileWidget</zorder>
+  <zorder>infoWidget</zorder>
  </widget>
  <customwidgets>
   <customwidget>