C++ BFilePanel::SetPanelDirectory方法代码示例

BFilePanel *
CDocument::CreateSavePanel()
{
	BMessage message(B_SAVE_REQUESTED);
	message.AddPointer("Document", this);

	// Create a new save panel
	BMessenger messenger(NULL, MasterWindow());
	BFilePanel *panel = new BFilePanel(B_SAVE_PANEL, &messenger,
									   NULL, B_FILE_NODE, false, &message);

	// Set the save panel to point to the directory from where we loaded.
	BEntry entry;
	if (m_entry.GetParent(&entry) == B_NO_ERROR)
	{
		panel->SetPanelDirectory(&entry);
	}

	return panel;
}

SDL_bool filerequester( struct machine *oric, char *title, char *path, char *fname, int type )
{
	BFilePanel *panel;
	PanelLooper *looper = new PanelLooper();
	looper->Run();
	SDL_bool ret;

  char *pat;
  bool dosavemode = false;
  
  switch( type )
  {
    case FR_DISKSAVE:
      dosavemode = true;
    case FR_DISKLOAD:
      pat = "*.dsk";
      break;

    // FIXME: Save TAP should be *.tap, save ORT should be *.ort, Load should be *.tap, *.ort, *.wav
    case FR_TAPESAVETAP:
    case FR_TAPESAVEORT:
      dosavemode = true;
    case FR_TAPELOAD:
      pat = "*.tap";
      break;
    
    case FR_ROMS:
      pat = "*.rom";
      break;

    case FR_SNAPSHOTSAVE:
      dosavemode = true;
    case FR_SNAPSHOTLOAD:
      pat = "*.sna";
      break;
      
    case FR_KEYMAPPINGSAVE:
    	dosavemode = true;
    case FR_KEYMAPPINGLOAD:
    	pat = "*.kma";
        break;
 
    default:
      pat = NULL;
      break;
  }

	//XXX: use RefFilter

	panel = new BFilePanel(dosavemode ? B_SAVE_PANEL : B_OPEN_PANEL);
	panel->SetTarget(BMessenger(looper));

	if (path)
		panel->SetPanelDirectory(path);

	panel->Show();

	looper->Wait();
	ret = looper->DoIt();
	entry_ref ref;
	looper->GetRef(ref);
	
	delete panel;
	looper->Lock();
	looper->Quit();
	
  if (ret) {
    BPath p(&ref);
    strncpy( fname, p.Leaf(),   512  ); path[511]  = 0;
    p.GetParent(&p);
    strncpy( path,  p.Path(), 4096 ); path[4095] = 0;
  }

  return ret;
}

/*
	open a file panel and ask for a PDF file
	the file panel will tell by itself if openning have been cancelled
	or not.
*/
void BepdfApplication::OpenSaveFilePanel(BHandler* handler, bool fileMode, BRefFilter* filter, BMessage* msg, const char* name) {
	BFilePanel* panel = NULL;

	// lazy construct file panel
	if (fileMode) {
		// file panel for selection of file
		if (mSaveFilePanel == NULL) {
			mSaveFilePanel = new BFilePanel (B_SAVE_PANEL,
							NULL, NULL, B_FILE_NODE, false, NULL, NULL, true);
		}

		// hide other file panel
		if (mSaveToDirectoryFilePanel != NULL && mSaveToDirectoryFilePanel->IsShowing()) {
			mSaveToDirectoryFilePanel->Hide();
		}

		panel = mSaveFilePanel;
	} else {
		// file panel for selection of directory
		if (mSaveToDirectoryFilePanel == NULL) {
			mSaveToDirectoryFilePanel = new BFilePanel (B_OPEN_PANEL,
							NULL, NULL, B_DIRECTORY_NODE, false, NULL, NULL, true);
		}

		// hide other file panel
		if (mSaveFilePanel != NULL && mSaveFilePanel->IsShowing()) {
			mSaveFilePanel->Hide();
		}

		panel = mSaveToDirectoryFilePanel;
	}

	// (re)-set to directory of currently opened PDF file
	// TODO decide if directory should be independent from PDF file
	panel->SetPanelDirectory(mSettings->GetPanelDirectory());

	if (name != NULL) {
		panel->SetSaveText(name);
	}
	else if (fileMode) {
		panel->SetSaveText("");
	}

	// set/reset filter
	panel->SetRefFilter(filter);

	// add kind to message
	BMessage message(B_SAVE_REQUESTED);
	if (msg == NULL) {
		msg = &message;
	}
	panel->SetMessage(msg);

	// set target
	BMessenger msgr(handler);
	panel->SetTarget(msgr);

	panel->Refresh();

	panel->Show();
}

void
ServerAgent::DCCGetDialog (
	BString nick,
	BString file,
	BString size,
	BString ip,
	BString port)
{
	BMessage msg (M_DCC_ACCEPT), reply;
	
	msg.AddString ("vision:nick", nick.String());
	msg.AddString ("vision:file", file.String());
	msg.AddString ("vision:size", size.String());
	msg.AddString ("vision:ip", ip.String());
	msg.AddString ("vision:port", port.String());

      BFilePanel *panel;
	  BString text;

	  text << nick
        << ": "
        << file
        << " ("
        << size
        << " bytes)";

	  panel = new BFilePanel (
        B_SAVE_PANEL,
        &fSMsgr,
        0,
        0,
        false,
        &msg);
      panel->SetButtonLabel (B_DEFAULT_BUTTON, "Accept");
      panel->SetButtonLabel (B_CANCEL_BUTTON, "Refuse");
      panel->SetSaveText (file.String());
      
      BWindow *panelWindow (panel->Window());

      if (panelWindow->Lock())
      {
        panelWindow->SetTitle (text.String());
        panelWindow->SetFlags (panelWindow->Flags() | B_AVOID_FOCUS); 
        panelWindow->AddFilter (new DCCFileFilter (panel, msg));
        if (vision_app->GetBool ("dccAutoAccept"))
        {
          BDirectory path (vision_app->GetString ("dccDefPath"));
          if (path.InitCheck() == B_OK)
            panel->SetPanelDirectory(&path);
        }
        if (vision_app->GetBool ("dccAutoAccept"))
        {
          panelWindow->Hide();
          BButton *button (dynamic_cast<BButton *>(panel->Window()->FindView ("default button")));
          if (button)
            button->Invoke();
        }
        panelWindow->Unlock();
        panel->Show();
        // hack trick to ensure that the file panel doesn't take over the keyboard focus
        // when it pops up
        panelWindow->Lock();
        panelWindow->SetFlags (panelWindow->Flags() & ~B_AVOID_FOCUS);
        panelWindow->Unlock();
      }
}