C++ BStringView::SetAlignment方法代码示例

void VisualColorControl::AttachedToWindow()
{
	BPoint *points = new BPoint[3];
	points[0] = BPoint(0,0);
	points[1] = BPoint(-4,-4);
	points[2] = BPoint(4,-4);

	// calculate the initial ramps
	CalcRamps();

	// create the arrow-pictures
	BeginPicture(new BPicture());
		SetHighColor(100,100,255);
		FillPolygon(points,3);
		SetHighColor(0,0,0);
		StrokePolygon(points,3);
	down_arrow = EndPicture();

	if (Parent() != NULL)
		SetViewColor(Parent()->ViewColor());

	BStringView *sv = new BStringView(BRect(0,COLOR_HEIGHT/2,1,COLOR_HEIGHT/2),"label view",label1);
	AddChild(sv);
	float sv_width = sv->StringWidth(label1);
	sv_width = max_c(sv_width,sv->StringWidth(label2));
	sv_width = max_c(sv_width,sv->StringWidth(label3));
	font_height fHeight;
	sv->GetFontHeight(&fHeight);
	sv->ResizeTo(sv_width,fHeight.ascent+fHeight.descent);
	sv->MoveBy(0,-(fHeight.ascent+fHeight.descent)/2.0);
	BRect sv_frame = sv->Frame();
	sv_frame.OffsetBy(0,COLOR_HEIGHT);
	sv->SetAlignment(B_ALIGN_CENTER);
	sv = new BStringView(sv_frame,"label view",label2);
	AddChild(sv);
	sv->SetAlignment(B_ALIGN_CENTER);
	sv_frame.OffsetBy(0,COLOR_HEIGHT);
	sv = new BStringView(sv_frame,"label view",label3);
	AddChild(sv);
	sv->SetAlignment(B_ALIGN_CENTER);
	sv_frame.OffsetBy(0,COLOR_HEIGHT);
	sv = new BStringView(sv_frame,"label view",label4);
	AddChild(sv);
	sv->SetAlignment(B_ALIGN_CENTER);

	ramp_left_edge = sv->Bounds().IntegerWidth()+2;

	ResizeBy(ramp_left_edge,0);

	delete[] points;
}

void
MidiPlayerWindow::CreateViews()
{
	// Set up needed views
	scopeView = new ScopeView;

	showScope = new BCheckBox("showScope", B_TRANSLATE("Scope"),
		new BMessage(MSG_SHOW_SCOPE));
	showScope->SetValue(B_CONTROL_ON);

	CreateInputMenu();
	CreateReverbMenu();

	volumeSlider = new BSlider("volumeSlider", NULL, NULL, 0, 100,
		B_HORIZONTAL);
	rgb_color col = { 152, 152, 255 };
	volumeSlider->UseFillColor(true, &col);
	volumeSlider->SetModificationMessage(new BMessage(MSG_VOLUME));

	playButton = new BButton("playButton", B_TRANSLATE("Play"),
		new BMessage(MSG_PLAY_STOP));
	playButton->SetEnabled(false);

	BBox* divider = new BBox(B_EMPTY_STRING, B_WILL_DRAW | B_FRAME_EVENTS,
		B_FANCY_BORDER);
	divider->SetExplicitMaxSize(
		BSize(B_SIZE_UNLIMITED, 1));

	BStringView* volumeLabel = new BStringView(NULL, B_TRANSLATE("Volume:"));
	volumeLabel->SetAlignment(B_ALIGN_LEFT);
	volumeLabel->SetExplicitMaxSize(BSize(B_SIZE_UNLIMITED, B_SIZE_UNSET));

	// Build the layout
	SetLayout(new BGroupLayout(B_HORIZONTAL));

	AddChild(BGroupLayoutBuilder(B_VERTICAL, 10)
		.Add(scopeView)
		.Add(BGridLayoutBuilder(10, 10)
			.Add(BSpaceLayoutItem::CreateGlue(), 0, 0)
			.Add(showScope, 1, 0)

			.Add(reverbMenu->CreateLabelLayoutItem(), 0, 1)
			.Add(reverbMenu->CreateMenuBarLayoutItem(), 1, 1)

			.Add(inputMenu->CreateLabelLayoutItem(), 0, 2)
			.Add(inputMenu->CreateMenuBarLayoutItem(), 1, 2)

			.Add(volumeLabel, 0, 3)
			.Add(volumeSlider, 1, 3)
		)
		.AddGlue()
		.Add(divider)
		.AddGlue()
		.Add(playButton)
		.AddGlue()
		.SetInsets(5, 5, 5, 5)
	);
}

status_t
PLabel::SetProperty(const char *name, PValue *value, const int32 &index)
{
	if (!name || !value)
		return B_ERROR;
	
	BString str(name);
	PProperty *prop = FindProperty(name,index);
	if (!prop)
		return B_NAME_NOT_FOUND;
	
	if (FlagsForProperty(prop) & PROPERTY_READ_ONLY)
		return B_READ_ONLY;
	
	BStringView *backend = (BStringView*)fView;
	
	BoolValue boolval;
	CharValue charval;
	ColorValue colorval;
	FloatValue floatval;
	IntValue intval;
	PointValue pointval;
	RectValue rectval;
	StringValue stringval;
	
	status_t status = prop->SetValue(value);
	if (status != B_OK)
		return status;

	if (backend->Window())
		backend->Window()->Lock();

	if (str.ICompare("Alignment") == 0)
	{
		prop->GetValue(&intval);
		backend->SetAlignment((alignment)*intval.value);
	}
	else if (str.ICompare("Text") == 0)
	{
		prop->GetValue(&stringval);
		backend->SetText(*stringval.value);
	}
	else
	{
		if (backend->Window())
			backend->Window()->Unlock();

		return PView::SetProperty(name, value, index);
	}

	if (backend->Window())
		backend->Window()->Unlock();

	return prop->GetValue(value);
}

BStringView*
InfoWin::_CreateLabel(const char* name, const char* label)
{
	static const rgb_color kLabelColor = tint_color(
		ui_color(B_PANEL_BACKGROUND_COLOR), B_DARKEN_3_TINT);

	BStringView* view = new BStringView(name, label);
	view->SetAlignment(B_ALIGN_RIGHT);
	view->SetHighColor(kLabelColor);

	return view;
}

/*!	This creates a view that handles all incoming messages itself - that's
	what is meant with self-hosting.
*/
BView *
DefaultMediaTheme::MakeSelfHostingViewFor(BParameter& parameter,
	const BRect* hintRect)
{
	if (parameter.Flags() & B_HIDDEN_PARAMETER
		|| parameter_should_be_hidden(parameter))
		return NULL;

	BView *view = MakeViewFor(&parameter, hintRect);
	if (view == NULL) {
		// The MakeViewFor() method above returns a BControl - which we
		// don't need for a null parameter; that's why it returns NULL.
		// But we want to see something anyway, so we add a string view
		// here.
		if (parameter.Type() == BParameter::B_NULL_PARAMETER) {
			if (parameter.Group()->ParameterAt(0) == &parameter) {
				// this is the first parameter in this group, so
				// let's use a nice title view

				TitleView *titleView = new TitleView(BRect(0, 0, 10, 10), parameter.Name());
				titleView->ResizeToPreferred();

				return titleView;
			}
			BStringView *stringView = new BStringView(BRect(0, 0, 10, 10),
				parameter.Name(), parameter.Name());
			stringView->SetAlignment(B_ALIGN_CENTER);
			stringView->ResizeToPreferred();

			return stringView;
		}

		return NULL;
	}

	MessageFilter *filter = MessageFilter::FilterFor(view, parameter);
	if (filter != NULL)
		view->AddFilter(filter);

	return view;
}

void
MediaWindow::_MakeEmptyParamView()
{
	fParamWeb = NULL;

	BStringView* stringView = new BStringView("noControls",
		B_TRANSLATE("This hardware has no controls."));

	BSize unlimited(B_SIZE_UNLIMITED, B_SIZE_UNLIMITED);
	stringView->SetExplicitMaxSize(unlimited);

	BAlignment centered(B_ALIGN_HORIZONTAL_CENTER,
		B_ALIGN_VERTICAL_CENTER);
	stringView->SetExplicitAlignment(centered);
	stringView->SetAlignment(B_ALIGN_CENTER);

	fContentLayout->AddView(stringView);
	fContentLayout->SetVisibleItem(fContentLayout->CountItems() - 1);

	rgb_color panel = stringView->LowColor();
	stringView->SetHighColor(tint_color(panel,
		B_DISABLED_LABEL_TINT));
}

void ChannelOptions::Init(void)
{
	BString temp(S_CHANOPTS_TITLE);
	temp.Prepend(chan_name);
	SetTitle(temp.String());

	bgView = new BView(Bounds(), "Background", B_FOLLOW_ALL_SIDES, B_WILL_DRAW);

	bgView->AdoptSystemColors();
	AddChild(bgView);

	BStringView* tempStringView = new BStringView(Bounds(), "temp", "AEIOUglqj", 0, 0);
	tempStringView->ResizeToPreferred();
	float stringHeight = tempStringView->Frame().bottom;

	delete tempStringView;

	privilegesView = new BView(BRect(bgView->Frame().left + 2, bgView->Frame().top + 2,
									 bgView->Frame().right - 2, stringHeight + 2),
							   "privilege message", 0, B_WILL_DRAW);
	privilegesView->SetViewColor(0, 100, 0);
	bgView->AddChild(privilegesView);

	BString privString; // this will become dynamic based on the current mode
	privString += S_CHANOPTS_OPID1;
	privString += S_CHANOPTS_OPID2;

	BStringView* privMsgView =
		new BStringView(BRect(privilegesView->Bounds().left, privilegesView->Bounds().top,
							  privilegesView->Bounds().right, stringHeight),
						"privMsgView", privString.String(), 0, B_WILL_DRAW);
	privMsgView->SetHighColor(255, 255, 255);
	privMsgView->SetAlignment(B_ALIGN_CENTER);
	privilegesView->ResizeToPreferred();
	privilegesView->AddChild(privMsgView);
}

//.........这里部分代码省略.........
	rect.OffsetBy(0, height + 6);
	fStatusLookField = new BMenuField(rect,"status look",
		MDR_DIALECT_CHOICE ("Window Look:","ウィンドウ外観："),lookPopUp);
	fStatusLookField->SetDivider(labelWidth);
	box->AddChild(fStatusLookField);

	BPopUpMenu *workspacesPopUp = new BPopUpMenu(B_EMPTY_STRING);
	workspacesPopUp->AddItem(item = new BMenuItem(
		MDR_DIALECT_CHOICE ("Current Workspace","使用中ワークスペース"),
		msg = new BMessage(kMsgStatusWorkspaceChanged)));
	msg->AddInt32("StatusWindowWorkSpace", 0);
	workspacesPopUp->AddItem(item = new BMenuItem(
		MDR_DIALECT_CHOICE ("All Workspaces","全てのワークスペース"),
		msg = new BMessage(kMsgStatusWorkspaceChanged)));
	msg->AddInt32("StatusWindowWorkSpace", -1);

	rect.OffsetBy(0,height + 6);
	fStatusWorkspaceField = new BMenuField(rect,"status workspace",
		MDR_DIALECT_CHOICE ("Window visible on:","表示場所："),workspacesPopUp);
	fStatusWorkspaceField->SetDivider(labelWidth);
	box->AddChild(fStatusWorkspaceField);

	rect = box->Frame();  rect.bottom = rect.top + 3*height + 13;
	box = new BBox(rect);
	box->SetLabel(MDR_DIALECT_CHOICE ("Deskbar Icon","デスクバーアイコンリンク"));
	view->AddChild(box);

	rect = box->Bounds().InsetByCopy(8,8);
	rect.top += 7;	rect.bottom = rect.top + height + 5;
	BStringView *stringView = new BStringView(rect,B_EMPTY_STRING, MDR_DIALECT_CHOICE (
		"The menu links are links to folders in a real folder like the Be menu.",
		"デスクバーで表示する項目の設定"));
	box->AddChild(stringView);
	stringView->SetAlignment(B_ALIGN_CENTER);
	stringView->ResizeToPreferred();
	// BStringView::ResizeToPreferred() changes the width, so that the
	// alignment has no effect anymore
	stringView->ResizeTo(rect.Width(), stringView->Bounds().Height());

	rect.left += 100;  rect.right -= 100;
	rect.OffsetBy(0,height + 1);
	BButton *button = new BButton(rect,B_EMPTY_STRING,
		MDR_DIALECT_CHOICE ("Configure Menu Links","メニューリンクの設定"),
		msg = new BMessage(B_REFS_RECEIVED));
	box->AddChild(button);
	button->SetTarget(BMessenger("application/x-vnd.Be-TRAK"));

	BPath path;
	find_directory(B_USER_SETTINGS_DIRECTORY, &path);
	path.Append("Mail/Menu Links");
	BEntry entry(path.Path());
	if (entry.InitCheck() == B_OK && entry.Exists()) {
		entry_ref ref;
		entry.GetRef(&ref);
		msg->AddRef("refs", &ref);
	}
	else
		button->SetEnabled(false);

	rect = box->Frame();  rect.bottom = rect.top + 2*height + 6;
	box = new BBox(rect);
	box->SetLabel(MDR_DIALECT_CHOICE ("Misc.","その他の設定"));
	view->AddChild(box);

	rect = box->Bounds().InsetByCopy(8,8);
	rect.top += 7;	rect.bottom = rect.top + height + 5;

FilePermissionsView::FilePermissionsView(BRect rect, Model* model)
	:
	BView(rect, "FilePermissionsView", B_FOLLOW_LEFT_RIGHT, B_WILL_DRAW),
	fModel(model)
{
	SetViewUIColor(B_PANEL_BACKGROUND_COLOR);

	// Constants for the column labels: "User", "Group" and "Other".
	const float kColumnLabelMiddle = 77, kColumnLabelTop = 0,
		kColumnLabelSpacing = 37, kColumnLabelBottom = 39,
		kColumnLabelWidth = 80, kAttribFontHeight = 10;

	BStringView* strView;

	strView = new RotatedStringView(
		BRect(kColumnLabelMiddle - kColumnLabelWidth / 2,
			kColumnLabelTop,
			kColumnLabelMiddle + kColumnLabelWidth / 2,
			kColumnLabelBottom),
		"", B_TRANSLATE("Owner"));
	AddChild(strView);
	strView->SetFontSize(kAttribFontHeight);

	strView = new RotatedStringView(
		BRect(kColumnLabelMiddle - kColumnLabelWidth / 2
				+ kColumnLabelSpacing,
			kColumnLabelTop,
			kColumnLabelMiddle + kColumnLabelWidth / 2 + kColumnLabelSpacing,
			kColumnLabelBottom),
		"", B_TRANSLATE("Group"));
	AddChild(strView);
	strView->SetFontSize(kAttribFontHeight);

	strView = new RotatedStringView(
		BRect(kColumnLabelMiddle - kColumnLabelWidth / 2
				+ 2 * kColumnLabelSpacing,
			kColumnLabelTop,
			kColumnLabelMiddle + kColumnLabelWidth / 2
				+ 2 * kColumnLabelSpacing,
			kColumnLabelBottom),
		"", B_TRANSLATE("Other"));
	AddChild(strView);
	strView->SetFontSize(kAttribFontHeight);

	// Constants for the row labels: "Read", "Write" and "Execute".
	const float kRowLabelLeft = 10, kRowLabelTop = kColumnLabelBottom + 5,
		kRowLabelVerticalSpacing = 18, kRowLabelRight = kColumnLabelMiddle
		- kColumnLabelSpacing / 2 - 5, kRowLabelHeight = 14;

	strView = new BStringView(BRect(kRowLabelLeft, kRowLabelTop,
			kRowLabelRight, kRowLabelTop + kRowLabelHeight),
		"", B_TRANSLATE("Read"));
	AddChild(strView);
	strView->SetAlignment(B_ALIGN_RIGHT);
	strView->SetFontSize(kAttribFontHeight);

	strView = new BStringView(BRect(kRowLabelLeft, kRowLabelTop
			+ kRowLabelVerticalSpacing, kRowLabelRight, kRowLabelTop
			+ kRowLabelVerticalSpacing + kRowLabelHeight),
		"", B_TRANSLATE("Write"));
	AddChild(strView);
	strView->SetAlignment(B_ALIGN_RIGHT);
	strView->SetFontSize(kAttribFontHeight);

	strView = new BStringView(BRect(kRowLabelLeft, kRowLabelTop
			+ 2 * kRowLabelVerticalSpacing, kRowLabelRight, kRowLabelTop
			+ 2 * kRowLabelVerticalSpacing + kRowLabelHeight),
		"", B_TRANSLATE("Execute"));
	AddChild(strView);
	strView->SetAlignment(B_ALIGN_RIGHT);
	strView->SetFontSize(kAttribFontHeight);

	// Constants for the 3x3 check box array.
	const float kLeftMargin = kRowLabelRight + 5,
		kTopMargin = kRowLabelTop - 2,
		kHorizontalSpacing = kColumnLabelSpacing,
		kVerticalSpacing = kRowLabelVerticalSpacing,
		kCheckBoxWidth = 18, kCheckBoxHeight = 18;

	BCheckBox** checkBoxArray[3][3] = {
		{
			&fReadUserCheckBox,
			&fReadGroupCheckBox,
			&fReadOtherCheckBox
		},
		{
			&fWriteUserCheckBox,
			&fWriteGroupCheckBox,
			&fWriteOtherCheckBox
		},
		{
			&fExecuteUserCheckBox,
			&fExecuteGroupCheckBox,
			&fExecuteOtherCheckBox
		}
	};

	for (int32 x = 0; x < 3; x++) {
		for (int32 y = 0; y < 3; y++) {
			*checkBoxArray[y][x] =
//.........这里部分代码省略.........

//.........这里部分代码省略.........
   s.Append("ноября ");
   break;
  }
  case 12:
  {
   s.Append("декабря ");
   break;
  }
 }
 s<<tyear;
 s.Append(" г.");

#else // localized, english and french
 
 BString s("");
 s<<tday;
 s.Append(" ");
 s.Append(monthNames[tmonth-1]);
 s.Append(" ");
 s<<tyear;

#endif
 
 msng=new BMessenger(this);
 todayStringView=new MouseSenseStringView(new BMessage('TODA'), msng,
                                          BRect(10,10,100,100),"todayMStringViewAViX",
                                          s.String());
 AddChild(todayStringView);
 todayStringView->ResizeToPreferred();
 todayStringView->SetViewColor(VIEW_COLOR);
 
 monthStringView=new BStringView(BRect(10,10,100,100),"monthStringViewAViX",
                                 monthNames[8]);
 monthStringView->SetAlignment(B_ALIGN_CENTER);
 AddChild(monthStringView);
 monthStringView->ResizeToPreferred();
 monthStringView->SetText(monthNames[cmonth-1]);
 monthStringView->SetViewColor(VIEW_COLOR);
 
 s.SetTo("");
 if(cyear<10) s.Append("000");
 else if(cyear<100) s.Append("00");
 else if(cyear<1000) s.Append("0");
 s<<cyear;
 
 yearStringView=new BStringView(BRect(10,10,100,100),"yearStringViewAViX",
                                "0000");
 AddChild(yearStringView);
 yearStringView->ResizeToPreferred();
 yearStringView->SetText(s.String());
 yearStringView->SetViewColor(VIEW_COLOR);
 
 ResizeTo(w_cell*7+1,h_cell*7+3+16+yearStringView->Bounds().bottom+todayStringView->Bounds().bottom);
 Window()->ResizeTo(Bounds().right, Bounds().bottom);
 
 yearMStringView[0]=new MouseSenseStringView(new BMessage('YEA0'),msng,
                                             BRect(10,10,100,100),
                                             "yearMStringViewAViX0",
                                             "<<");
 AddChild(yearMStringView[0]);
 yearMStringView[0]->ResizeToPreferred();
 yearMStringView[0]->SetViewColor(VIEW_COLOR);
 
 yearMStringView[1]=new MouseSenseStringView(new BMessage('YEA1'),msng,
                                             BRect(10,10,100,100),
                                             "yearMStringViewAViX1",

ColorsPreflet::ColorsPreflet(PrefsWindow *parent)
	: Preflet(parent)
{
	// clear colors listview
	BRect lvrc(Bounds());
	lvrc.InsetBy(20, 50);
	lvrc.OffsetBy(0, -5);
	lvrc.right--;
	lvrc.top += 12;	// make room for cut/paste instructions
	lvrc.bottom -= 2;	// looks nicer
	lvrc.OffsetBy(0, 1);
	
	// create list
	lvrc.InsetBy(2, 2);
	lvrc.right -= B_V_SCROLL_BAR_WIDTH;

	fColorsList = new ColorView(lvrc, parent);
	
	// create scrollview
	fScrollView = new BScrollView("sv", fColorsList, B_FOLLOW_ALL, 0, false, true);
	AddChild(fScrollView);
	
	lvrc.right += B_V_SCROLL_BAR_WIDTH;
	
	// the real TargetedByScrollView is for some reason called BEFORE the scrollbars
	// are created, so it doesn't work properly, fix up...
	fColorsList->TargetedByScrollView(fScrollView);
	
	// cut/paste instructions
	BStringView *paste;
	BRect rc(lvrc);
	rc.bottom = rc.top - 1;
	rc.top -= 18;
	//rc.bottom = rc.top + 15;
	rc.right = rc.left + (WIDTHOF(rc) / 2);
	AddChild(new BStringView(rc, "", "Right-click: pick up color", 0));
	
	rc.left = rc.right + 1;
	rc.right = lvrc.right;
	paste = new BStringView(rc, "", "Ctrl-click: paste color", 0);
	paste->SetAlignment(B_ALIGN_RIGHT);
	AddChild(paste);
	
	
	// font selector area
	fFontMenu = new BPopUpMenu("fontsel");
	fFontMenu->AddItem(new BMenuItem("System Fixed Font ", NULL));
	
	int x = 10;
	int y = 273;
	rc.Set(x, y, x+20, y+20);
	fFontField = new BMenuField(rc, "fontfld", "", fFontMenu);
	fFontMenu->ItemAt(0)->SetMarked(true);
	AddChild(fFontField);
	
	rc.Set(200, 270, 353, 290);
	fFontSize = new Spinner(rc, "fontsz", "Point size", new BMessage(M_POINTSIZE_CHANGED));
	fFontSize->SetRange(4, 24);
	fFontSize->SetValue(editor.settings.font_size);
	fFontSize->SetTarget(Looper());
	AddChild(fFontSize);
	
	// scheme selector area
	fSchemeMenu = new BPopUpMenu("schemesel");
	UpdateSchemesMenu();

	x = 10;
	y = 10;
	rc.Set(x, y, x+20, y+20);
	fSchemeField = new BMenuField(rc, "schemefld", "", fSchemeMenu);
	AddChild(fSchemeField);
	
	rc.right = lvrc.right;
	rc.left = rc.right - 48;
	rc.OffsetBy(-80, 0);
	BButton *delbtn = new BButton(rc, "", "Del", new BMessage(M_SCHEME_DELETE));
	rc.OffsetBy(-58, 0);
	BButton *newbtn = new BButton(rc, "", "New", new BMessage(M_SCHEME_NEW));
	
	rc.OffsetBy(115, 0);
	rc.right = lvrc.right + 1;
	BButton *defaultsbtn = new BButton(rc, "", "Defaults", new BMessage(M_SCHEME_DEFAULTS));
	
	newbtn->SetTarget(Looper());
	delbtn->SetTarget(Looper());
	defaultsbtn->SetTarget(Looper());
	AddChild(newbtn);
	AddChild(delbtn);
	AddChild(defaultsbtn);
}

ModifierKeysWindow::ModifierKeysWindow()
	:
	BWindow(BRect(0, 0, 360, 220), B_TRANSLATE("Modifier keys"),
		B_FLOATING_WINDOW, B_NOT_RESIZABLE | B_NOT_ZOOMABLE
			| B_AUTO_UPDATE_SIZE_LIMITS)
{
	get_key_map(&fCurrentMap, &fCurrentBuffer);
	get_key_map(&fSavedMap, &fSavedBuffer);

	BStringView* keyRole = new BStringView("key role",
		B_TRANSLATE_COMMENT("Role", "As in the role of a modifier key"));
	keyRole->SetAlignment(B_ALIGN_RIGHT);
	keyRole->SetFont(be_bold_font);

	BStringView* keyLabel = new BStringView("key label",
		B_TRANSLATE_COMMENT("Key", "As in a computer keyboard key"));
	keyLabel->SetExplicitMaxSize(BSize(B_SIZE_UNLIMITED, B_SIZE_UNSET));
	keyLabel->SetFont(be_bold_font);

	BMenuField* shiftMenuField = _CreateShiftMenuField();
	shiftMenuField->SetAlignment(B_ALIGN_RIGHT);

	BMenuField* controlMenuField = _CreateControlMenuField();
	controlMenuField->SetAlignment(B_ALIGN_RIGHT);

	BMenuField* optionMenuField = _CreateOptionMenuField();
	optionMenuField->SetAlignment(B_ALIGN_RIGHT);

	BMenuField* commandMenuField = _CreateCommandMenuField();
	commandMenuField->SetAlignment(B_ALIGN_RIGHT);

	fShiftConflictView = new ConflictView("shift warning view");
	fShiftConflictView->SetExplicitMaxSize(BSize(15, 15));

	fControlConflictView = new ConflictView("control warning view");
	fControlConflictView->SetExplicitMaxSize(BSize(15, 15));

	fOptionConflictView = new ConflictView("option warning view");
	fOptionConflictView->SetExplicitMaxSize(BSize(15, 15));

	fCommandConflictView = new ConflictView("command warning view");
	fCommandConflictView->SetExplicitMaxSize(BSize(15, 15));

	fCancelButton = new BButton("cancelButton", B_TRANSLATE("Cancel"),
		new BMessage(B_QUIT_REQUESTED));

	fRevertButton = new BButton("revertButton", B_TRANSLATE("Revert"),
		new BMessage(kMsgRevertModifiers));
	fRevertButton->SetEnabled(false);

	fOkButton = new BButton("okButton", B_TRANSLATE("Set modifier keys"),
		new BMessage(kMsgApplyModifiers));
	fOkButton->MakeDefault(true);

	// Build the layout
	SetLayout(new BGroupLayout(B_VERTICAL));

	float forcedMinWidth = be_plain_font->StringWidth("XXX") * 4;
	keyRole->SetExplicitMinSize(BSize(forcedMinWidth, B_SIZE_UNSET));

	BLayoutItem* shiftLabel = shiftMenuField->CreateLabelLayoutItem();
	shiftLabel->SetExplicitMinSize(BSize(forcedMinWidth, B_SIZE_UNSET));
	BLayoutItem* controlLabel = controlMenuField->CreateLabelLayoutItem();
	controlLabel->SetExplicitMinSize(BSize(forcedMinWidth, B_SIZE_UNSET));
	BLayoutItem* optionLabel = optionMenuField->CreateLabelLayoutItem();
	optionLabel->SetExplicitMinSize(BSize(forcedMinWidth, B_SIZE_UNSET));
	BLayoutItem* commandLabel = commandMenuField->CreateLabelLayoutItem();
	commandLabel->SetExplicitMinSize(BSize(forcedMinWidth, B_SIZE_UNSET));

	AddChild(BLayoutBuilder::Group<>(B_VERTICAL, B_USE_SMALL_SPACING)
		.AddGroup(B_HORIZONTAL)
			.Add(keyRole)
			.Add(keyLabel)
			.End()
		.AddGroup(B_HORIZONTAL)
			.Add(shiftLabel)
			.Add(shiftMenuField->CreateMenuBarLayoutItem())
			.Add(fShiftConflictView)
			.End()
		.AddGroup(B_HORIZONTAL)
			.Add(controlLabel)
			.Add(controlMenuField->CreateMenuBarLayoutItem())
			.Add(fControlConflictView)
			.End()
		.AddGroup(B_HORIZONTAL)
			.Add(optionLabel)
			.Add(optionMenuField->CreateMenuBarLayoutItem())
			.Add(fOptionConflictView)
			.End()
		.AddGroup(B_HORIZONTAL)
			.Add(commandLabel)
			.Add(commandMenuField->CreateMenuBarLayoutItem())
			.Add(fCommandConflictView)
			.End()
		.AddGlue()
		.AddGroup(B_HORIZONTAL)
			.Add(fCancelButton)
			.AddGlue()
			.Add(fRevertButton)
			.Add(fOkButton)
//.........这里部分代码省略.........

// constructor
NavigationInfoPanel::NavigationInfoPanel(BWindow* parent,
		const BMessage& message, const BMessenger& target)
	: BWindow(BRect(0, 0, 200, 30), "Navigation Info", B_FLOATING_WINDOW_LOOK,
		B_FLOATING_SUBSET_WINDOW_FEEL,
		B_ASYNCHRONOUS_CONTROLS | B_NOT_ZOOMABLE | B_NOT_V_RESIZABLE)
	, fMessage(message)
	, fTarget(target)
{
	// create the interface and resize to fit

	BRect frame = Bounds();
	frame.InsetBy(5, 5);
	frame.bottom = frame.top + 15;

	// label string view
	fLabelView = new BStringView(frame, "label", kLabel,
		B_FOLLOW_LEFT_RIGHT | B_FOLLOW_TOP);
	fLabelView->ResizeToPreferred();
	frame = fLabelView->Frame();

	// target clip text control
	frame.OffsetBy(0, frame.Height() + 5);
	fTargetClipTC = new BTextControl(frame, "clip id",
		"Target Playlist ID", "", new BMessage(MSG_INVOKE),
		B_FOLLOW_TOP | B_FOLLOW_LEFT_RIGHT);
	fTargetClipTC->ResizeToPreferred();
	frame = fTargetClipTC->Frame();

	// help string view
	frame.OffsetBy(0, frame.Height() + 5);
	BStringView* helpView = new BStringView(frame, "help",
		"Drag and drop a playlist clip here.",
		B_FOLLOW_LEFT_RIGHT | B_FOLLOW_TOP);
	BFont font;
	helpView->GetFont(&font);
	font.SetFace(B_ITALIC_FACE);
	font.SetSize(font.Size() * 0.9);
	helpView->SetFont(&font);
	helpView->SetAlignment(B_ALIGN_CENTER);
	helpView->ResizeToPreferred();

	// parent view
	frame = fLabelView->Frame() | fTargetClipTC->Frame() | helpView->Frame();
	frame.InsetBy(-5, -5);
	fInfoView = new InfoView(frame, this);
	fInfoView->AddChild(fLabelView);
	fInfoView->AddChild(fTargetClipTC);
	fInfoView->AddChild(helpView);

	// resize to fit and adjust size limits
	ResizeTo(fInfoView->Frame().Width(), fInfoView->Frame().Height());
	AddChild(fInfoView);
	float minWidth, maxWidth, minHeight, maxHeight;
	GetSizeLimits(&minWidth, &maxWidth, &minHeight, &maxHeight);
	minWidth = Frame().Width();
	minHeight = maxHeight = Frame().Height();
	SetSizeLimits(minWidth, maxWidth, minHeight, maxHeight);

	// modify the high color after the help view is attached to a window
	helpView->SetHighColor(tint_color(helpView->LowColor(),
		B_DISABLED_LABEL_TINT));
	helpView->SetFlags(helpView->Flags() | B_FULL_UPDATE_ON_RESIZE);
		// help the buggy BeOS BStringView (when text alignment != left...)

	fInfoView->SetEventMask(B_POINTER_EVENTS);

	// resize controls to the same (maximum) width
	float maxControlWidth = fLabelView->Frame().Width();
	maxControlWidth = max_c(maxControlWidth, fTargetClipTC->Frame().Width());
	maxControlWidth = max_c(maxControlWidth, helpView->Frame().Width());
	fLabelView->ResizeTo(maxControlWidth, fLabelView->Frame().Height());
	fTargetClipTC->ResizeTo(maxControlWidth, fTargetClipTC->Frame().Height());
	helpView->ResizeTo(maxControlWidth, helpView->Frame().Height());

	// center above parent window
	BAutolock _(parent);
	frame = Frame();
	BRect parentFrame = parent->Frame();
	MoveTo((parentFrame.left + parentFrame.right - frame.Width()) / 2,
		(parentFrame.top + parentFrame.bottom - frame.Height()) / 2);

	AddToSubset(parent);
}

//.........这里部分代码省略.........

	char tmp[B_PATH_NAME_LENGTH] = { 0 };
	string_for_size(f->size, tmp, sizeof(tmp));
	name.ReplaceFirst("%size%", tmp);

	info.push_back(Item(B_TRANSLATE_MARK("Size"), name.String()));

	// Created & modified dates
	BEntry entry(&f->ref);
	time_t t;
	entry.GetCreationTime(&t);
	strftime(tmp, 64, B_TRANSLATE("%a, %d %b %Y, %r"), localtime(&t));
	info.push_back(Item(B_TRANSLATE("Created"), tmp));
	entry.GetModificationTime(&t);
	strftime(tmp, 64, B_TRANSLATE("%a, %d %b %Y, %r"), localtime(&t));
	info.push_back(Item(B_TRANSLATE("Modified"), tmp));

	// Kind
	BMimeType* type = f->Type();
	type->GetShortDescription(tmp);
	info.push_back(Item(B_TRANSLATE("Kind"), tmp));
	delete type;

	// Path
	string path;
	f->GetPath(path);
	info.push_back(Item(B_TRANSLATE("Path"), path));

	// Icon
	BBitmap *icon = new BBitmap(BRect(0.0, 0.0, 31.0, 31.0), B_RGBA32);
	entry_ref ref;
	entry.GetRef(&ref);
	BNodeInfo::GetTrackerIcon(&ref, icon, B_LARGE_ICON);

	// Compute the window size and add the views.
	BFont smallFont(be_plain_font);
	smallFont.SetSize(floorf(smallFont.Size() * 0.95));

	struct font_height fh;
	smallFont.GetHeight(&fh);
	float fontHeight = fh.ascent + fh.descent + fh.leading;

	float leftWidth = 32.0;
	float rightWidth = 0.0;
	InfoList::iterator i = info.begin();
	while (i != info.end()) {
		float w = smallFont.StringWidth((*i).first.c_str())
			+ 2.0 * kSmallHMargin;
		leftWidth = max_c(leftWidth, w);
		w = smallFont.StringWidth((*i).second.c_str()) + 2.0 * kSmallHMargin;
		rightWidth = max_c(rightWidth, w);
		i++;
	}

	float winHeight = 32.0 + 4.0 * kSmallVMargin + 5.0 * (fontHeight
		+ kSmallVMargin);
	float winWidth = leftWidth + rightWidth;
	ResizeTo(winWidth, winHeight);

	LeftView *leftView = new LeftView(BRect(0.0, 0.0, leftWidth, winHeight),
		icon);
	BView *rightView = new BView(
		BRect(leftWidth + 1.0, 0.0, winWidth, winHeight), NULL,
		B_FOLLOW_NONE, B_WILL_DRAW);

	AddChild(leftView);
	AddChild(rightView);

	BStringView *sv = new BStringView(
		BRect(kSmallHMargin, kSmallVMargin, rightView->Bounds().Width(),
		kSmallVMargin + 30.0), NULL, f->ref.name, B_FOLLOW_ALL);

	BFont largeFont(be_plain_font);
	largeFont.SetSize(ceilf(largeFont.Size() * 1.1));
	sv->SetFont(&largeFont);
	rightView->AddChild(sv);

	float y = 32.0 + 4.0 * kSmallVMargin;
	i = info.begin();
	while (i != info.end()) {
		sv = new BStringView(
			BRect(kSmallHMargin, y, leftView->Bounds().Width(),
			y + fontHeight), NULL, (*i).first.c_str());
		sv->SetFont(&smallFont);
		sv->SetAlignment(B_ALIGN_RIGHT);
		sv->SetHighColor(kBasePieColor[1]); // arbitrary
		leftView->AddChild(sv);

		sv = new BStringView(
			BRect(kSmallHMargin, y, rightView->Bounds().Width(),
			y + fontHeight), NULL, (*i).second.c_str());
		sv->SetFont(&smallFont);
		rightView->AddChild(sv);

		y += fontHeight + kSmallVMargin;
		i++;
	}

	Show();
}

//.........这里部分代码省略.........
	// Size
	size_to_string(f->size, name);
	if (f->count > 0) {
		// This is a directory.
		char str[64];
		sprintf(str, kInfoInFiles, f->count);
		strcat(name, str);
	}
	info.push_back(Item(kInfoSize, name));

	// Created & modified dates
	BEntry entry(&f->ref);
	time_t t;
	entry.GetCreationTime(&t);
	strftime(name, 64, kInfoTimeFmt, localtime(&t));
	info.push_back(Item(kInfoCreated, name));
	entry.GetModificationTime(&t);
	strftime(name, 64, kInfoTimeFmt, localtime(&t));
	info.push_back(Item(kInfoModified, name));

	// Kind
	BMimeType* type = f->Type();
	type->GetShortDescription(name);
	info.push_back(Item(kInfoKind, name));
	delete type;

	// Path
	string path;
	f->GetPath(path);
	info.push_back(Item(kInfoPath, path));

	// Icon
	BBitmap *icon = new BBitmap(BRect(0.0, 0.0, 31.0, 31.0), B_RGBA32);
	entry_ref ref;
	entry.GetRef(&ref);
	BNodeInfo::GetTrackerIcon(&ref, icon, B_LARGE_ICON);

	// Compute the window size and add the views.
	BFont smallFont(be_plain_font);
	smallFont.SetSize(floorf(smallFont.Size() * 0.95));

	struct font_height fh;
	smallFont.GetHeight(&fh);
	float fontHeight = fh.ascent + fh.descent + fh.leading;

	float leftWidth = 32.0;
	float rightWidth = 0.0;
	InfoList::iterator i = info.begin();
	while (i != info.end()) {
		float w = smallFont.StringWidth((*i).first.c_str()) + 2.0 * kSmallHMargin;
		leftWidth = max_c(leftWidth, w);
		w = smallFont.StringWidth((*i).second.c_str()) + 2.0 * kSmallHMargin;
		rightWidth = max_c(rightWidth, w);
		i++;
	}

	float winHeight = 32.0 + 4.0 * kSmallVMargin + 5.0 * (fontHeight + kSmallVMargin);
	float winWidth = leftWidth + rightWidth;
	ResizeTo(winWidth, winHeight);

	LeftView *leftView = new LeftView(BRect(0.0, 0.0, leftWidth, winHeight), icon);
	BView *rightView = new BView(
		BRect(leftWidth + 1.0, 0.0, winWidth, winHeight), NULL,
		B_FOLLOW_NONE, B_WILL_DRAW);

	AddChild(leftView);
	AddChild(rightView);

	BStringView *sv = new BStringView(
		BRect(kSmallHMargin, kSmallVMargin, rightView->Bounds().Width(), kSmallVMargin + 30.0),
		NULL, f->ref.name, B_FOLLOW_ALL);

	BFont largeFont(be_plain_font);
	largeFont.SetSize(ceilf(largeFont.Size() * 1.1));
	sv->SetFont(&largeFont);
	rightView->AddChild(sv);

	float y = 32.0 + 4.0 * kSmallVMargin;
	i = info.begin();
	while (i != info.end()) {
		sv = new BStringView(
			BRect(kSmallHMargin, y, leftView->Bounds().Width(), y + fontHeight),
			NULL, (*i).first.c_str());
		sv->SetFont(&smallFont);
		sv->SetAlignment(B_ALIGN_RIGHT);
		sv->SetHighColor(kBasePieColor[1]); // arbitrary
		leftView->AddChild(sv);

		sv = new BStringView(
			BRect(kSmallHMargin, y, rightView->Bounds().Width(), y + fontHeight),
			NULL, (*i).second.c_str());
		sv->SetFont(&smallFont);
		rightView->AddChild(sv);

		y += fontHeight + kSmallVMargin;
		i++;
	}

	Show();
}