git.maemo.org Git - qtmeetings/blob - src/BusinessLogic/UIManager.h

   1 #ifndef UIMANAGER_H_
   2 #define UIMANAGER_H_
   3
   4 #include <QObject>
   5 #include <QList>
   6
   7 #include "Meeting.h"
   8 #include "DeviceManager.h"
   9 #include "PasswordDialog.h"
  10
  11 class Engine;
  12 class WindowManager;
  13 class WeeklyViewWidget;
  14 class SettingsView;
  15 class RoomStatusIndicatorWidget;
  16 class ProgressBar;
  17 class MeetingInfoDialog;
  18 class CommunicationManager;
  19 class QDateTime;
  20
  21 //! User Interface manager class.
  22 /*!
  23  * User Interface manager class that is responsible for handling
  24  * UI actions. It creates the needed views and connects signals
  25  * accordingly. All interactions with the UI is handled by this
  26  * class. The Engine class handles the basic logic and does not
  27  * know or care about the UI and this class does not know or care
  28  * about the basic logic only UI related actions (signals, events etc.).
  29  */
  30 class UIManager : public QObject
  31 {
  32         Q_OBJECT
  33
  34 public:
  35         UIManager( Engine *aEngine, WindowManager *aWindowManager );
  36         virtual ~UIManager();
  37
  38         //! Connects Device Managers signals.
  39         /*!
  40          * This method connects Device Managers signals directly to UI
  41          * components or to it selft.
  42          */
  43         void connectDeviceManager( DeviceManager *aDeviceManager );
  44         //! Connects Communication Managers signals.
  45         /*!
  46          * This method connects Communication Managers signals directly to UI
  47          * components or to it selft.
  48          */
  49         void connectCommunicationManager( CommunicationManager *aCommunicationManager );
  50         //! Shows the main view.
  51         /*!
  52          * Makes the main view visible trough WindowManager.
  53          */
  54         void showMainView();
  55
  56 signals:
  57
  58 public slots:
  59
  60         //! Handles setting view request.
  61         /*!
  62          * Handles request to show settings view. Makes the
  63          * view visible and stops the idle time counter.
  64          */
  65         void settingsViewRequest();
  66         //! Handles setting views ok clicked.
  67         /*!
  68          * Handles the setting views Ok button clicked
  69          * signal. Sets the weekly view visible and starts
  70          * the idle time counter.
  71          */
  72         void settingsOkClicked();
  73         //! Handles room status indicator view request.
  74         /*!
  75          * Handles the request to show room status indicator
  76          * view. Sets the view visible and stops the idle
  77          * time counter. The WindowManager handles restoring
  78          * what ever view was previously visible.
  79          */
  80         void roomStatusIndicatorRequested();
  81         //! Handles previousViewRestored signal.
  82         /*!
  83          * Handles the restoring of previous view. This is usually
  84          * signaled by WindowManager when room status indicator
  85          * view is being hidden.
  86          */
  87         void previousViewRestored();
  88         //! Handle change mode order.
  89         /*!
  90          * Handles change mode order. Displays the password query dialog
  91          * and waits for its response.
  92          */
  93         void changeModeOrdered( DeviceManager::OperationMode aMode );
  94         //! Handles select room change.
  95         /*!
  96          * Handles the changing of currently select room. Engine is requested
  97          * to start fetching new meetings for currently shown week.
  98          */
  99         void currentRoomChanged( Room *aRoom );
 100
 101         //! Shows any view specific indicators for connection error
 102         void connectionLost();
 103
 104         //! Removes any view specific indicators for connection error
 105         void connectionEstablished();
 106
 107
 108 private slots:
 109
 110         void meetingsFetched( const QList<Meeting*> &aMeetings );
 111         void meetingDetailsFetched( Meeting &aDetailedMeeting );
 112         void progressBarCancelled();
 113         void updateTime( QDateTime aDateTime );
 114         void passwordEntered( PasswordDialog::PasswordStatus aStatus );
 115         void showMeetingProgressBar( Meeting *aMeeting );
 116         void updateProgressBarText( const QString &aText );
 117         void hideProgressBar();
 118
 119 private:
 120
 121         void createWeeklyView();
 122         void createSettingsView();
 123         void createRoomStatusIndicator();
 124         void createPasswordDialog();
 125         void createProgressBar();
 126         void createMeetingInfoDialog();
 127
 128 private:
 129         Engine *iEngine;
 130         WindowManager *iWindowManager;
 131
 132         WeeklyViewWidget *iWeeklyView;
 133         SettingsView *iSettingsView;
 134         RoomStatusIndicatorWidget *iRoomStatusIndicator;
 135         PasswordDialog *iPasswordDialog;
 136         ProgressBar *iProgressBar;
 137         MeetingInfoDialog *iMeetingInfo;
 138 };
 139
 140 #endif /*UIMANAGER_H_*/