/// <summary>
/// Execution de la commande
/// Si ok, enregistrement du path dans l'historique.
/// </summary>
public void Execute()
{
//-----------------------------------------------------------------------------------------------
// Principes d'ouverture.
//
// 1. Si il n'y a qu'un seul écran, on ouvre sur place.
// On part du principe que l'utilisateur peut se placer en mode DualScreen s'il le souhaite.
// Sinon on doit demander si il veut charger sur place ou pas...
// Si c'est un écran Capture -> idem.
// On offre de plus la possibilité d'annuler l'action au cas où.
//
// 2. Si il y a deux players, dont au moins un vide, on ouvre dans le premier vide trouvé.
//
// 3. Si il y a deux players plein, on pose à droite.
//
// 4+ Variations à définir...
// 4. Si il y a 1 player plein et un capture vide, on ouvre dans le player.
//-----------------------------------------------------------------------------------------------
ICommand clm;
CommandManager cm = CommandManager.Instance();
ICommand css = new CommandShowScreens(screenManagerKernel);
if (ForceScreen != -1)
{
// Position d'écran forcée: Vérifier s'il y a des choses à enregistrer.
PlayerScreen ps = (PlayerScreen)screenManagerKernel.screenList[ForceScreen - 1];
bool bLoad = true;
if (ps.FrameServer.Metadata.IsDirty)
{
DialogResult dr = ConfirmDirty();
if (dr == DialogResult.Yes)
{
// Launch the save dialog.
// Note: if we cancel this one, we will go on without saving...
screenManagerKernel.mnuSaveOnClick(null, EventArgs.Empty);
}
else if (dr == DialogResult.Cancel)
{
// Cancel the load.
bLoad = false;
screenManagerKernel.CancelLastCommand = true;
}
// else (DialogResult.No) => Do nothing.
}
if (bLoad)
{
// Utiliser l'écran, qu'il soit vide ou plein.
clm = new CommandLoadMovie(ps, filePath);
CommandManager.LaunchCommand(clm);
//Si on a pu charger la vidéo, sauver dans l'historique
if (ps.FrameServer.VideoFile.Loaded)
{
SaveFileToHistory(filePath);
}
}
}
else
{
switch (screenManagerKernel.screenList.Count)
{
case 0:
{
// Ajouter le premier écran
ICommand caps = new CommandAddPlayerScreen(screenManagerKernel, false);
CommandManager.LaunchCommand(caps);
// Charger la vidéo dedans
PlayerScreen ps = screenManagerKernel.screenList[0] as PlayerScreen;
if (ps != null)
{
clm = new CommandLoadMovie(ps, filePath);
CommandManager.LaunchCommand(clm);
//Si on a pu charger la vidéo, sauver dans l'historique
if (ps.FrameServer.VideoFile.Loaded)
{
SaveFileToHistory(filePath);
}
//Afficher l'écran qu'on vient de le créer.
CommandManager.LaunchCommand(css);
}
break;
}
case 1:
{
PlayerScreen ps = screenManagerKernel.screenList[0] as PlayerScreen;
if (ps != null)
{
bool bLoad = true;
if (ps.FrameServer.Metadata.IsDirty)
{
DialogResult dr = ConfirmDirty();
if (dr == DialogResult.Yes)
{
// Launch the save dialog.
// Note: if we cancel this one, we will go on without saving...
screenManagerKernel.mnuSaveOnClick(null, EventArgs.Empty);
}
else if (dr == DialogResult.Cancel)
{
// Cancel the load.
bLoad = false;
screenManagerKernel.CancelLastCommand = true;
}
// else (DialogResult.No) => Do nothing.
}
if (bLoad)
{
clm = new CommandLoadMovie(ps, filePath);
CommandManager.LaunchCommand(clm);
//Si on a pu charger la vidéo, sauver dans l'historique
if (ps.FrameServer.VideoFile.Loaded)
{
SaveFileToHistory(filePath);
}
}
}
else
{
// Only screen is a capture screen and we try to play a video.
// In that case we create a new player screen and load the video in it.
ICommand caps = new CommandAddPlayerScreen(screenManagerKernel, false);
CommandManager.LaunchCommand(caps);
// Reset the buffer before the video is loaded.
screenManagerKernel.UpdateCaptureBuffers();
// load video.
PlayerScreen newScreen = (screenManagerKernel.screenList.Count > 0) ? (screenManagerKernel.screenList[1] as PlayerScreen) : null;
if (newScreen != null)
{
clm = new CommandLoadMovie(newScreen, filePath);
CommandManager.LaunchCommand(clm);
//video loaded finely, save in history.
if (newScreen.FrameServer.VideoFile.Loaded)
{
SaveFileToHistory(filePath);
}
// Display screens.
CommandManager.LaunchCommand(css);
}
}
break;
}
case 2:
{
//Chercher un écran vide.
int iEmptyScreen = -1;
PlayerScreen ps0 = screenManagerKernel.screenList[0] as PlayerScreen;
PlayerScreen ps1 = screenManagerKernel.screenList[1] as PlayerScreen;
if (ps0 != null && ps0.FrameServer.VideoFile.Loaded == false)
{
iEmptyScreen = 0;
}
else if (ps1 != null && ps1.FrameServer.VideoFile.Loaded == false)
{
iEmptyScreen = 1;
}
if (iEmptyScreen >= 0)
{
// On a trouvé un écran vide, charger la vidéo dedans.
clm = new CommandLoadMovie((PlayerScreen)screenManagerKernel.screenList[iEmptyScreen], filePath);
CommandManager.LaunchCommand(clm);
//Si on a pu charger la vidéo, sauver dans l'historique
if (((PlayerScreen)screenManagerKernel.screenList[iEmptyScreen]).FrameServer.VideoFile.Loaded)
{
SaveFileToHistory(filePath);
}
//--------------------------------------------
// Sur échec, on ne modifie pas l'écran actif.
// normalement c'est toujours l'autre écran.
//--------------------------------------------
}
else
{
// On a pas trouvé d'écran vide...
// Par défaut : toujours à droite.
// (étant donné que l'utilisateur à la possibilité d'annuler l'opération
// et de revenir à l'ancienne vidéo facilement, autant éviter une boîte de dialogue.)
PlayerScreen ps = screenManagerKernel.screenList[1] as PlayerScreen;
if (ps != null)
{
bool bLoad = true;
if (ps.FrameServer.Metadata.IsDirty)
{
DialogResult dr = ConfirmDirty();
if (dr == DialogResult.Yes)
{
// Launch the save dialog.
// Note: if we cancel this one, we will go on without saving...
screenManagerKernel.mnuSaveOnClick(null, EventArgs.Empty);
}
else if (dr == DialogResult.Cancel)
{
// Cancel the load.
bLoad = false;
screenManagerKernel.CancelLastCommand = true;
}
// else (DialogResult.No) => Do nothing.
}
if (bLoad)
{
clm = new CommandLoadMovie(ps, filePath);
CommandManager.LaunchCommand(clm);
//Si on a pu charger la vidéo, sauver dans l'historique
if (ps.FrameServer.VideoFile.Loaded)
{
SaveFileToHistory(filePath);
}
else
{
//----------------------------------------------------------------------------
// Echec de chargement, vérifier si on ne vient pas d'invalider l'écran actif.
//----------------------------------------------------------------------------
if (screenManagerKernel.m_ActiveScreen == ps)
{
screenManagerKernel.Screen_SetActiveScreen(screenManagerKernel.screenList[0]);
}
}
}
}
}
// Vérifier qu'on a un écran actif.
// sinon, positionner le premier comme actif.
break;
}
default:
break;
}
}
screenManagerKernel.OrganizeCommonControls();
screenManagerKernel.OrganizeMenus();
screenManagerKernel.UpdateStatusBar();
}
/// <summary>
/// Execution de la commande
/// </summary>
public void Execute()
{
// When there is only one screen, we don't want it to have the "active" screen look.
// Since we have 2 screens at most, we first clean up all of them,
// and we'll display the active screen look afterwards, only if needed.
foreach (AbstractScreen screen in screenManagerKernel.screenList)
{
screen.DisplayAsActiveScreen(false);
}
// There are two types of closing demands: explicit and implicit.
// explicit-close ask for a specific screen to be closed.
// implicit-close just ask for a close, we choose which one here.
if (iScreenToRemove >= 0 && iScreenToRemove < screenManagerKernel.screenList.Count)
{
// Explicit. Make the other one the "active" screen if necessary.
// For now, we do different actions based on screen type. (fixme?)
if (screenManagerKernel.screenList[iScreenToRemove] is PlayerScreen)
{
// PlayerScreen, check if dirty and ask for saving if so.
PlayerScreen ps = (PlayerScreen)screenManagerKernel.screenList[iScreenToRemove];
bool bRemove = true;
if (ps.FrameServer.Metadata.IsDirty)
{
DialogResult dr = MessageBox.Show(m_ResManager.GetString("InfoBox_MetadataIsDirty_Text", Thread.CurrentThread.CurrentUICulture).Replace("\\n", "\n"),
m_ResManager.GetString("InfoBox_MetadataIsDirty_Title", Thread.CurrentThread.CurrentUICulture),
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question);
if (dr == DialogResult.Yes)
{
// Launch the save dialog.
// Note: if user cancels this one, we will not save anything...
screenManagerKernel.mnuSaveOnClick(null, EventArgs.Empty);
}
else if (dr == DialogResult.Cancel)
{
// Cancel the close.
bRemove = false;
screenManagerKernel.CancelLastCommand = true;
}
}
if (bRemove)
{
// We store the current state now.
// (We don't store it at construction time to handle the redo case better)
if (m_bStoreState)
{
screenManagerKernel.StoreCurrentState();
}
ps.m_PlayerScreenUI.ResetToEmptyState();
screenManagerKernel.screenList.RemoveAt(iScreenToRemove);
// TODO: Remove all commands that were executed during this screen life from the command history.
// But to do that we'll need a way to tell apart commands based on their parent screen...
}
}
else if (screenManagerKernel.screenList[iScreenToRemove] is CaptureScreen)
{
// Capture.
// We store the current state now.
// (We don't store it at construction time to handle the redo case better)
if (m_bStoreState)
{
screenManagerKernel.StoreCurrentState();
}
screenManagerKernel.screenList[iScreenToRemove].BeforeClose();
screenManagerKernel.screenList.RemoveAt(iScreenToRemove);
// TODO: Remove all commands that were executed during this screen life from the command history.
// But to do that we'll need a way to tell apart commands based on their parent screen...
}
}
else
{
// Implicit close. Find the empty screen.
// (We actually know for sure that there is indeed an empty screen).
for (int i = 0; i < screenManagerKernel.screenList.Count; i++)
{
if (!screenManagerKernel.screenList[i].Full)
{
// We store the current state now.
// (We don't store it at construction time to handle the redo case better)
if (m_bStoreState)
{
screenManagerKernel.StoreCurrentState();
}
screenManagerKernel.screenList.RemoveAt(i);
// TODO: Remove all commands that were executed during this screen life from the command history.
// But to do that we'll need a way to tell apart commands based on their parent screen...
break;
}
}
}
// Handle the remaining screen.
if (screenManagerKernel.screenList.Count > 0)
{
screenManagerKernel.Screen_SetActiveScreen(screenManagerKernel.screenList[0]);
}
else
{
// Show back the Thumbnails...
}
}
