Allow user to display host in synthesis from problems view

Ref #259

alignak_app/qobjects/alignak/problems.py

@@ -54,6 +54,7 @@ def __init__(self, parent=None):
         self.problem_table = ProblemsQTableWidget()
         self.problems_title = QLabel()
         self.actions_widget = ActionsQWidget()
+        self.host_btn = QPushButton()
         self.spy_btn = QPushButton()
         self.spy_widget = None
 
@@ -100,6 +101,7 @@ def update_action_buttons(self):
             self.spy_btn.setEnabled(
                 bool(host_id not in self.spy_widget.spy_list_widget.spied_hosts)
             )
+            self.host_btn.setEnabled(True)
 
     def get_problems_widget_title(self):
         """
@@ -116,7 +118,7 @@ def get_problems_widget_title(self):
         self.problems_title.setObjectName('itemtitle')
         layout_title.addWidget(self.problems_title)
 
-        layout_title.addWidget(self.get_spy_widget())
+        layout_title.addWidget(self.get_btn_widget())
 
         self.actions_widget.initialize(None)
         self.actions_widget.acknowledge_btn.setEnabled(False)
@@ -131,25 +133,33 @@ def get_problems_widget_title(self):
 
         return widget_title
 
-    def get_spy_widget(self):
+    def get_btn_widget(self):
         """
-        Return QWidget with spy QPushButton
+        Return QWidget with spy and host synthesis QPushButtons
 
-        :return: widget with spy button
+        :return: widget with spy and host button
         :rtype: QWidget
         """
 
         widget_btn = QWidget()
-        layout_btn = QVBoxLayout()
+        layout_btn = QHBoxLayout()
         widget_btn.setLayout(layout_btn)
 
+        self.host_btn.setIcon(QIcon(settings.get_image('host')))
+        self.host_btn.setFixedSize(80, 20)
+        self.host_btn.setEnabled(False)
+        self.host_btn.setToolTip(_('See current item in synthesis view ?'))
+        layout_btn.addWidget(self.host_btn)
+
         self.spy_btn.setIcon(QIcon(settings.get_image('spy')))
         self.spy_btn.setFixedSize(80, 20)
         self.spy_btn.setEnabled(False)
+        self.spy_btn.setToolTip(_('Spy current host ?'))
         self.spy_btn.clicked.connect(self.add_spied_host)
 
         layout_btn.addWidget(self.spy_btn)
-        layout_btn.setAlignment(self.spy_btn, Qt.AlignCenter)
+
+        layout_btn.setAlignment(Qt.AlignCenter)
 
         return widget_btn
 

alignak_app/qobjects/alignak/problems_table.py

@@ -107,6 +107,8 @@ def get_output_tableitem(item):
         :rtype: QTableWidgetItem
         """
 
+        if not item.data['ls_output']:
+            item.data['ls_output'] = 'n\\a'
         tableitem = AppQTableWidgetItem(item.data['ls_output'])
         tableitem.add_backend_item(item)
 

alignak_app/qobjects/panel.py

@@ -66,6 +66,7 @@ def __init__(self, parent=None):
         self.dashboard_widget = DashboardQWidget()
         self.host_widget = HostQWidget()
         self.services_widget = ServicesQWidget()
+        self.problems_widget = ProblemsQWidget()
         self.spy_text = {True: _("Spy Host"), False: _("Host spied!")}
         self.spy_widget = SpyQWidget()
         self.spy_button = QPushButton(self.spy_text[True])
@@ -91,10 +92,10 @@ def initialize(self):
         self.tab_widget.setTabToolTip(0, _('See a synthesis view of a host'))
 
         # Problems
-        problems_widget = ProblemsQWidget()
-        problems_widget.initialize(self.spy_widget)
+        self.problems_widget.initialize(self.spy_widget)
+        self.problems_widget.host_btn.clicked.connect(self.display_host)
         self.tab_widget.addTab(
-            problems_widget,
+            self.problems_widget,
             _('Problems (%d)') % len(data_manager.get_problems()['problems'])
         )
         self.tab_widget.setTabToolTip(1, _('See the problems found in the backend'))
@@ -241,15 +242,17 @@ def display_host(self):
 
         """
 
-        if self.line_search.text() in self.hostnames_list:
+        hostname = self.define_hostname()
+
+        if hostname in self.hostnames_list:
             # Update linesearch if needed
             hostnames_list = data_manager.get_all_hostnames()
             if hostnames_list != self.hostnames_list:
                 self.create_line_search(hostnames_list)
 
             # Set spy button enable or not
             not_spied = bool(
-                data_manager.get_item('host', 'name', self.line_search.text()).item_id not in
+                data_manager.get_item('host', 'name', hostname).item_id not in
                 self.spy_widget.spy_list_widget.spied_hosts
             )
             self.spy_button.setEnabled(not_spied)
@@ -261,9 +264,9 @@ def display_host(self):
             # Update QWidgets
             self.dashboard_widget.update_dashboard()
             self.dashboard_widget.show()
-            self.host_widget.update_host(self.line_search.text())
+            self.host_widget.update_host(hostname)
             self.host_widget.show()
-            self.services_widget.set_data(self.line_search.text())
+            self.services_widget.set_data(hostname)
             self.services_widget.update_widget()
             self.services_widget.show()
         else:
@@ -279,6 +282,34 @@ def display_host(self):
         self.spy_button.style().unpolish(self.spy_button)
         self.spy_button.style().polish(self.spy_button)
 
+    def define_hostname(self):
+        """
+        Define hostname to display, depends of sender object
+
+        :return: the hostname to display
+        :rtype: str
+        """
+
+        if isinstance(self.sender(), QPushButton):
+            # From Problems QWidget
+            item = self.problems_widget.problem_table.currentItem().item
+            if 'service' in item.item_type:
+                hostname = data_manager.get_item('host', item.data['host']).name
+            else:
+                hostname = item.name
+
+            if hostname in self.hostnames_list:
+                self.line_search.setText(hostname)
+                self.tab_widget.setCurrentIndex(0)
+        elif isinstance(self.sender(), QLineEdit):
+            # From QLineEdit
+            hostname = self.line_search.text()
+        else:
+            # From Drag & Drop
+            hostname = self.line_search.text()
+
+        return hostname
+
     def dragMoveEvent(self, event):  # pragma: no cover
         """
         Override dragMoveEvent.
@@ -309,6 +340,7 @@ def dropEvent(self, event):  # pragma: no cover
         logger.debug('... with current item: %s', event.source().currentItem())
 
         self.line_search.setText(host.name)
+        self.tab_widget.setCurrentIndex(0)
         self.display_host()
 
     def dragEnterEvent(self, event):