C++ Params::wrap方法代码示例

LLSpinCtrl::LLSpinCtrl(const LLSpinCtrl::Params& p)
:	LLF32UICtrl(p),
	mLabelBox(NULL),
	mbHasBeenSet( FALSE ),
	mPrecision(p.decimal_digits),
	mTextEnabledColor(p.text_enabled_color()),
	mTextDisabledColor(p.text_disabled_color())
{
	static LLUICachedControl<S32> spinctrl_spacing ("UISpinctrlSpacing", 0);
	static LLUICachedControl<S32> spinctrl_btn_width ("UISpinctrlBtnWidth", 0);
	static LLUICachedControl<S32> spinctrl_btn_height ("UISpinctrlBtnHeight", 0);
	S32 centered_top = getRect().getHeight();
	S32 centered_bottom = getRect().getHeight() - 2 * spinctrl_btn_height;
	S32 btn_left = 0;
	// reserve space for spinner
	S32 label_width = llclamp(p.label_width(), 0, llmax(0, getRect().getWidth() - 40));

	// Label
	if( !p.label().empty() )
	{
		LLRect label_rect( 0, centered_top, label_width, centered_bottom );
		LLTextBox::Params params;
		params.wrap(p.label_wrap);
		params.name("SpinCtrl Label");
		params.rect(label_rect);
		params.initial_value(p.label());
		if (p.font.isProvided())
		{
			params.font(p.font);
		}
		mLabelBox = LLUICtrlFactory::create<LLTextBox> (params);
		addChild(mLabelBox);

		btn_left += label_rect.mRight + spinctrl_spacing;
	}

	S32 btn_right = btn_left + spinctrl_btn_width;
	
	// Spin buttons
	LLButton::Params up_button_params(p.up_button);
	up_button_params.rect = LLRect(btn_left, getRect().getHeight(), btn_right, getRect().getHeight() - spinctrl_btn_height);
	up_button_params.click_callback.function(boost::bind(&LLSpinCtrl::onUpBtn, this, _2));
	up_button_params.mouse_held_callback.function(boost::bind(&LLSpinCtrl::onUpBtn, this, _2));

	mUpBtn = LLUICtrlFactory::create<LLButton>(up_button_params);
	addChild(mUpBtn);

	LLButton::Params down_button_params(p.down_button);
	down_button_params.rect = LLRect(btn_left, getRect().getHeight() - spinctrl_btn_height, btn_right, getRect().getHeight() - 2 * spinctrl_btn_height);
	down_button_params.click_callback.function(boost::bind(&LLSpinCtrl::onDownBtn, this, _2));
	down_button_params.mouse_held_callback.function(boost::bind(&LLSpinCtrl::onDownBtn, this, _2));
	mDownBtn = LLUICtrlFactory::create<LLButton>(down_button_params);
	addChild(mDownBtn);

	LLRect editor_rect( btn_right + 1, centered_top, getRect().getWidth(), centered_bottom );
	LLLineEditor::Params params;
	params.name("SpinCtrl Editor");
	params.rect(editor_rect);
	if (p.font.isProvided())
	{
		params.font(p.font);
	}
	params.max_length.bytes(MAX_STRING_LENGTH);
	params.commit_callback.function((boost::bind(&LLSpinCtrl::onEditorCommit, this, _2)));
	
	//*NOTE: allow entering of any chars for LLCalc, proper input will be evaluated on commit
	
	params.follows.flags(FOLLOWS_LEFT | FOLLOWS_BOTTOM);
	mEditor = LLUICtrlFactory::create<LLLineEditor> (params);
	mEditor->setFocusReceivedCallback( boost::bind(&LLSpinCtrl::onEditorGainFocus, _1, this ));
	//RN: this seems to be a BAD IDEA, as it makes the editor behavior different when it has focus
	// than when it doesn't.  Instead, if you always have to double click to select all the text, 
	// it's easier to understand
	//mEditor->setSelectAllonFocusReceived(TRUE);
	mEditor->setSelectAllonCommit(FALSE);
	addChild(mEditor);

	updateEditor();
	setUseBoundingRect( TRUE );
}

//.........这里部分代码省略.........
		ButtonData ok_button;
		mButtonData.push_back(ok_button);
		mDefaultOption = 0;
	}
	else
	{
		options = supplied_options;
	}

	S32 num_options = options.size();

	// Calc total width of buttons
	S32 button_width = 0;
	S32 sp = font->getWidth(std::string("OO"));
	for( S32 i = 0; i < num_options; i++ )
	{
		S32 w = S32(font->getWidth( options[i].second ) + 0.99f) + sp + 2 * LLBUTTON_H_PAD;
		button_width = llmax( w, button_width );
	}
	S32 btn_total_width = button_width;
	if( num_options > 1 )
	{
		btn_total_width = (num_options * button_width) + ((num_options - 1) * BTN_HPAD);
	}

	// Message: create text box using raw string, as text has been structure deliberately
	// Use size of created text box to generate dialog box size
	std::string msg = mNotification->getMessage();
	llwarns << "Alert: " << msg << llendl;
	LLTextBox::Params params;
	params.name("Alert message");
	params.font(font);
	params.tab_stop(false);
	params.wrap(true);
	params.follows.flags(FOLLOWS_LEFT | FOLLOWS_TOP);
	params.allow_scroll(true);

	LLTextBox * msg_box = LLUICtrlFactory::create<LLTextBox> (params);
	// Compute max allowable height for the dialog text, so we can allocate
	// space before wrapping the text to fit.
	S32 max_allowed_msg_height = 
			gFloaterView->getRect().getHeight()
			- LINE_HEIGHT			// title bar
			- 3*VPAD - BTN_HEIGHT;
	// reshape to calculate real text width and height
	msg_box->reshape( MAX_ALLOWED_MSG_WIDTH, max_allowed_msg_height );
	msg_box->setValue(msg);

	S32 pixel_width = msg_box->getTextPixelWidth();
	S32 pixel_height = msg_box->getTextPixelHeight();

	// We should use some space to prevent set textbox's scroller visible when it is unnecessary.
	msg_box->reshape( llmin(MAX_ALLOWED_MSG_WIDTH,pixel_width + 2 * msg_box->getHPad() + HPAD),
		llmin(max_allowed_msg_height,pixel_height + 2 * msg_box->getVPad())  ) ;

	const LLRect& text_rect = msg_box->getRect();
	S32 dialog_width = llmax( btn_total_width, text_rect.getWidth() ) + 2 * HPAD;
	S32 dialog_height = text_rect.getHeight() + 3 * VPAD + BTN_HEIGHT;

	if (hasTitleBar())
	{
		dialog_height += LINE_HEIGHT; // room for title bar
	}

	// it's ok for the edit text body to be empty, but we want the name to exist if we're going to draw it
	if (!edit_text_name.empty())