C++ BPopUpMenu::FindMarked方法代码示例

/*static*/ BMenu*
AppearancePrefView::_MakeFontMenu(uint32 command,
	const char* defaultFamily, const char* defaultStyle)
{
	BPopUpMenu* menu = new BPopUpMenu("");
	int32 numFamilies = count_font_families();
	uint32 flags;

	for (int32 i = 0; i < numFamilies; i++) {
		font_family family;
		if (get_font_family(i, &family, &flags) == B_OK) {
			BFont font;
			font_style style;
			int32 numStyles = count_font_styles(family);
			for (int32 j = 0; j < numStyles; j++) {
				if (get_font_style(family, j, &style) == B_OK) {
					font.SetFamilyAndStyle(family, style);
					if (IsFontUsable(font)) {
						BMessage* message = new BMessage(command);
						const char* size
							= PrefHandler::Default()->getString(PREF_HALF_FONT_SIZE);
						message->AddString("font_family", family);
						message->AddString("font_style", style);
						message->AddString("font_size", size);
						char fontMenuLabel[134];
						snprintf(fontMenuLabel, sizeof(fontMenuLabel),
							"%s - %s", family, style);
						BMenu* fontSizeMenu = _MakeFontSizeMenu(fontMenuLabel,
							MSG_HALF_FONT_CHANGED, family, style, size);
						BMenuItem* item = new BMenuItem(fontSizeMenu, message);
						menu->AddItem(item);
						if (strcmp(defaultFamily, family) == 0
							&& strcmp(defaultStyle, style) == 0)
							item->SetMarked(true);
					}
				}
			}
		}
	}

	if (menu->FindMarked() == NULL)
		menu->ItemAt(0)->SetMarked(true);

	return menu;
}

bool 
JobSetupView::UpdateJobData()
{
	fJobData->SetShowPreview(fPreview->Value() == B_CONTROL_ON);
	fJobData->SetColor(Color());
	if (IsHalftoneConfigurationNeeded()) {
		fJobData->SetGamma(Gamma());
		fJobData->SetInkDensity(InkDensity());
		fJobData->SetDitherType(DitherType());
	}

	int first_page;
	int last_page;

	if (B_CONTROL_ON == fAll->Value()) {
		first_page = 1;
		last_page  = -1;
	} else {
		first_page = atoi(fFromPage->Text());
		last_page  = atoi(fToPage->Text());
	}

	fJobData->SetFirstPage(first_page);
	fJobData->SetLastPage(last_page);

	fJobData->SetPaperSource(PaperSource());

	fJobData->SetNup(GetID(gNups, sizeof(gNups) / sizeof(gNups[0]),
		fNup->FindMarked()->Label(), 1));

	if (fPrinterCap->Supports(PrinterCap::kPrintStyle)) {
		fJobData->SetPrintStyle((B_CONTROL_ON == fDuplex->Value())
			? JobData::kDuplex : JobData::kSimplex);
	}

	fJobData->SetCopies(atoi(fCopies->Text()));

	fJobData->SetCollate(B_CONTROL_ON == fCollate->Value());
	fJobData->SetReverse(B_CONTROL_ON == fReverse->Value());

	JobData::PageSelection pageSelection = JobData::kAllPages;
	if (fOddNumberedPages->Value() == B_CONTROL_ON)
		pageSelection = JobData::kOddNumberedPages;
	if (fEvenNumberedPages->Value() == B_CONTROL_ON)
		pageSelection = JobData::kEvenNumberedPages;
	fJobData->SetPageSelection(pageSelection);
	
	{
		std::map<PrinterCap::CapID, BPopUpMenu*>::iterator it =
			fDriverSpecificPopUpMenus.begin();
		for(; it != fDriverSpecificPopUpMenus.end(); it++) {
			PrinterCap::CapID category = it->first;
			BPopUpMenu* popUpMenu = it->second;
			const char* key = fPrinterCap->FindCap(
				PrinterCap::kDriverSpecificCapabilities, (int)category)->Key();
			const char* label = popUpMenu->FindMarked()->Label();
			const char* value = static_cast<const EnumCap*>(fPrinterCap->
				FindCap(category, label))->Key();
			fJobData->Settings().SetString(key, value);
		}
	}

	{
		std::map<string, BCheckBox*>::iterator it =
			fDriverSpecificCheckBoxes.begin();
		for(; it != fDriverSpecificCheckBoxes.end(); it++) {
			const char* key = it->first.c_str();
			BCheckBox* checkBox = it->second;
			bool value = checkBox->Value() == B_CONTROL_ON;
			fJobData->Settings().SetBoolean(key, value);
		}
	}

	{
		std::map<PrinterCap::CapID, IntRange>::iterator it =
			fDriverSpecificIntSliders.begin();
		for(; it != fDriverSpecificIntSliders.end(); it++) {
			IntRange& range = it->second;
			fJobData->Settings().SetInt(range.Key(), range.Value());
		}
	}

	{
		std::map<PrinterCap::CapID, DoubleRange>::iterator it =
			fDriverSpecificDoubleSliders.begin();
		for(; it != fDriverSpecificDoubleSliders.end(); it++) {
			DoubleRange& range = it->second;
			fJobData->Settings().SetDouble(range.Key(), range.Value());
		}
	}

	fJobData->Save();
	return true;
}

TemplateWindow::TemplateWindow(const BRect& frame)
	:
	BWindow(frame, TR("Choose a project type"), B_TITLED_WINDOW,
		B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_AUTO_UPDATE_SIZE_LIMITS)
{
	RegisterWindow();

	CheckTemplates();

	DPath templatePath(gAppPath.GetFolder());
	templatePath << TR("Templates");
	fTempList.ScanFolder(templatePath.GetFullPath());

	// project type

	BPopUpMenu* projectTypeMenu = new BPopUpMenu("Project type");
	for (int32 i = 0; i < fTempList.CountTemplates(); i++) {
		ProjectTemplate* ptemp = fTempList.TemplateAt(i);
		entry_ref ref = ptemp->GetRef();
		projectTypeMenu->AddItem(new BMenuItem(ref.name,
			new BMessage(M_TEMPLATE_SELECTED)));
	}
	projectTypeMenu->ItemAt(0L)->SetMarked(true);

	fTemplateField = new BMenuField("templatefield", TR("Project type: "),
		projectTypeMenu);
	fTemplateField->SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));

	// project name

	fNameBox = new AutoTextControl("namebox", TR("Project name:"), "",
		new BMessage(M_NAME_CHANGED));
	SetToolTip(fNameBox, TR("The name of your project. "
		"It can be the same as the Target name, but it does not have to be."));

	// target name

	fTargetBox = new AutoTextControl("targetbox", TR("Target name:"), "BeApp",
		new BMessage(M_TARGET_CHANGED));
	SetToolTip(fTargetBox, TR("The name of the compiled application or library"));

	// project path

	fPathBox = new PathBox("pathbox", gProjectPath.GetFullPath(), "");
	fPathBox->SetExplicitMinSize(BSize(be_plain_font->StringWidth("M") * 36,
		B_SIZE_UNSET)),
	SetToolTip(fPathBox, TR("Set the location for your project."));

	// source control

	BPopUpMenu* scmMenu = new BPopUpMenu("SCM Chooser");
	scmMenu->AddItem(new BMenuItem(TR("Mercurial"), new BMessage()));
	scmMenu->AddItem(new BMenuItem(TR("Git"), new BMessage()));
	scmMenu->AddItem(new BMenuItem(TR("Subversion"), new BMessage()));
	scmMenu->AddItem(new BMenuItem(TR("None"), new BMessage()));

	if (!gHgAvailable) {
		scmMenu->ItemAt(0)->SetEnabled(false);
		scmMenu->ItemAt(0)->SetLabel(TR("Mercurial unavailable"));
	}
	if (!gGitAvailable) {
		scmMenu->ItemAt(1)->SetEnabled(false);
		scmMenu->ItemAt(1)->SetLabel(TR("Git unavailable"));
	}
	if (!gSvnAvailable) {
		scmMenu->ItemAt(2)->SetEnabled(false);
		scmMenu->ItemAt(2)->SetLabel(TR("Subversion unavailable"));
	}

	fSCMChooser = new BMenuField("scmchooser", TR("Source control: "), scmMenu);
	fSCMChooser->SetViewColor(ui_color(B_PANEL_BACKGROUND_COLOR));
	SetToolTip(fSCMChooser,
		TR("Choose the source control manager for your project, if any."));

	scmMenu->ItemAt(gDefaultSCM)->SetMarked(true);

	BMenuItem* item = scmMenu->FindMarked();
	if (!item->IsEnabled()) {
		item->SetMarked(false);
		for (int32 i = 0; i < scmMenu->CountItems(); i++) {
			if (scmMenu->ItemAt(i)->IsEnabled()) {
				scmMenu->ItemAt(i)->SetMarked(true);
				break;
			}
		}
	}

	// create folder check box

	fCreateFolder = new BCheckBox(TR("Create project folder"));
	fCreateFolder->SetValue(B_CONTROL_ON);
	SetToolTip(fCreateFolder, TR("If checked, a folder for your project will be created "
		"in the folder in the Location box above."));

	// create project button

	fCreateProjectButton = new BButton("ok", TR("Create project") B_UTF8_ELLIPSIS,
		new BMessage(M_CREATE_PROJECT));
	fCreateProjectButton->SetEnabled(false);
	fCreateProjectButton->MakeDefault(true);
//.........这里部分代码省略.........

/*!	
 *	\brief			Create a menu to select the module user is setting up.
 *	\note			This is an internal function.
 */
BPopUpMenu*		CalendarModulePreferencesView::PopulateModulesMenu( void )
{
	BPopUpMenu* toReturn = NULL;
	BMenuItem* 	toAdd = NULL;
	BMessage*  	toSend = NULL;
	BString		moduleId;	// Note: this is not a pointer!
	CalendarModule* currentCalModule = NULL;
	
	toReturn = new BPopUpMenu("Calendar Modules");
	if ( ! toReturn )
	{ 
		/* Panic! */
		exit (1);
	}
	
	// Looping on all calendar modules available in the system.
	for ( uint i=0; i < NUMBER_OF_CALENDAR_MODULES; ++i )
	{
		// Obtain the next calendar module
		currentCalModule = (CalendarModule *)global_ListOfCalendarModules.ItemAt( i );
		if ( !currentCalModule )
		{
			continue;	// Skipping unavailable ones
		}
		
		// Create the message
		toSend = new BMessage( kCalendarModuleChosen );
		if ( !toSend )
		{
			/* Panic! */
			exit(1);
		}
		
		// Add the ID of the module to the message
		moduleId = currentCalModule->Identify();
		toSend->AddString( "Module ID", moduleId );
		
		// Create the menu item
		toAdd = new BMenuItem( moduleId.String(), toSend );
		if ( ! toAdd )
		{
			/* Panic! */
			exit(1);
		}
		toAdd->SetTarget( this );
		
		// Add the newly created item to the menu
		toReturn->AddItem( toAdd );
		
		// Gregorian calendar module is the default one
		if ( moduleId == "Gregorian" )
		{
			toAdd->SetMarked( true );
		}
		
	}	/* <-- end of "for ( every calendar module )" */
	
	// At least something should be marked.
	if ( ( ! toReturn->FindMarked() ) && ( toReturn->CountItems() > 0 ) )
	{
		toReturn->ItemAt( 0 )->SetMarked( true );	
	}
	
	return toReturn;
}	// <-- end of function "CalendarModulePreferencesView::PopulateModulesMenu"