Improve the scheduler ui settings.

src/preferences/options.ui

@@ -1781,6 +1781,9 @@
                     </item>
                     <item>
                      <widget class="QTimeEdit" name="schedule_from">
+                      <property name="wrapping">
+                       <bool>true</bool>
+                      </property>
                       <property name="time">
                        <time>
                         <hour>8</hour>
@@ -1808,6 +1811,9 @@
                     </item>
                     <item>
                      <widget class="QTimeEdit" name="schedule_to">
+                      <property name="wrapping">
+                       <bool>true</bool>
+                      </property>
                       <property name="time">
                        <time>
                         <hour>20</hour>

src/preferences/options_imp.cpp

@@ -938,6 +938,10 @@ int options_imp::getMaxUploadsPerTorrent() const {
 
 void options_imp::on_buttonBox_accepted() {
   if (applyButton->isEnabled()) {
+    if (!schedTimesOk()) {
+      tabSelection->setCurrentRow(TAB_SPEED);
+      return;
+    }
     saveOptions();
     applyButton->setEnabled(false);
     this->hide();
@@ -949,6 +953,10 @@ void options_imp::on_buttonBox_accepted() {
 
 void options_imp::applySettings(QAbstractButton* button) {
   if (button == applyButton) {
+    if (!schedTimesOk()) {
+      tabSelection->setCurrentRow(TAB_SPEED);
+      return;
+    }
     saveOptions();
     emit status_changed();
   }
@@ -1240,7 +1248,7 @@ QString options_imp::webUiPassword() const
 
 void options_imp::showConnectionTab()
 {
-  tabSelection->setCurrentRow(2);
+  tabSelection->setCurrentRow(TAB_CONNECTION);
 }
 
 void options_imp::on_btnWebUiCrt_clicked() {
@@ -1397,3 +1405,19 @@ void options_imp::toggleAnonymousMode(bool enabled)
     checkUPnP->setEnabled(true);
   }
 }
+
+bool options_imp::schedTimesOk() {
+  QString msg;
+
+  if (schedule_from->time() == schedule_to->time())
+    msg = tr("The start time and the end time can't be the same.");
+  else if (schedule_from->time() > schedule_to->time())
+    msg = tr("The start time can't be after the end time.");
+
+  if (!msg.isEmpty()) {
+    QMessageBox::critical(this, tr("Time Error"), msg);
+    return false;
+  }
+
+  return true;
+}

src/preferences/options_imp.h

@@ -157,6 +157,7 @@ private:
 private:
   void setSslKey(const QByteArray &key, bool interactive = true);
   void setSslCertificate(const QByteArray &cert, bool interactive = true);
+  bool schedTimesOk();
 
 private:
   QButtonGroup choiceLanguage;