C++ WImage::resize方法代码示例

void EtagStore::update_image() {
    clear();
    WImage* image = new WImage(resource_->url());
    addWidget(image);
    image->resize(0, 0);
    wApp->triggerUpdate();
}

WImage *WItemDelegate::iconWidget(WidgetRef& w,
                                  const WModelIndex& index, bool autoCreate)
{
  WImage *image = dynamic_cast<WImage *>(w.w->find("i"));
  if (image || !autoCreate)
    return image;

  IndexContainerWidget *wc =
      dynamic_cast<IndexContainerWidget *>(w.w->find("a"));

  if (!wc)
    wc = dynamic_cast<IndexContainerWidget *>(w.w->find("o"));

  if (!wc) {
    wc = new IndexContainerWidget(index);
    wc->setObjectName("o");
    wc->addWidget(w.w);
    w.w = wc;
  }

  image = new WImage();
  image->setObjectName("i");
  image->setStyleClass("icon");
  wc->insertWidget(wc->count() - 1, image);

  // IE does not want to center vertically without this:
  if (wApp->environment().agentIsIE()) {
    WImage *inv = new WImage(wApp->onePixelGifUrl());
    inv->setStyleClass("rh w0 icon");
    inv->resize(0, WLength::Auto);
    wc->insertWidget(wc->count() -1, inv);
  }

  return image;
}

void WSVFlexTable::InitRow(int nRow)
{
	for(int i = 1,j = 0; i < dataTitleTable->numColumns() + 1; i+=2, j++)
	{
		dataGridTable->elementAt(nRow, i)->resize(WLength(4), WLength());
		WImage * pTmpImage = new WImage("/Images/space.gif", "", (WContainerWidget *)dataGridTable->elementAt(nRow, i));
		pTmpImage->resize(WLength(4), WLength());
		dataGridTable->elementAt(nRow, i - 1)->resize(m_pColumnWidth[j], WLength());
		dataGridTable->elementAt(nRow, i - 1)->setStyleClass(m_pRowDataCss[j]);
	}
	
	if((nRow%2) == 0)
		dataGridTable->GetRow(nRow)->setStyleClass("table_data_grid_item_bg");
}

void WDatePicker::createDefault(WLineEdit *forEdit)
{
  WImage *icon = new WImage(WApplication::relativeResourcesUrl() 
			    + "calendar_edit.png");
  icon->resize(16, 16);
  icon->setVerticalAlignment(AlignMiddle);

  if (!forEdit) {
    forEdit = new WLineEdit();
    create(icon, forEdit);
    layout_->insertWidget(0, forEdit);
  } else
    create(icon, forEdit);
}

void HangmanWidget::createHangmanImages(WContainerWidget *parent)
{
   for(unsigned int i = 0; i <= MaxGuesses; ++i) {
      std::string fname = "icons/hangman";
      fname += boost::lexical_cast<std::string>(i) + ".png";
      WImage *theImage = new WImage(fname, parent);
      HangmanImages.push_back(theImage);

      // Although not necessary, we can avoid flicker (on konqueror)
      // by presetting the image size.
      theImage->resize(WLength(256), WLength(256));
   }

   HurrayImage = new WImage("icons/hangmanhurray.png", parent);
   resetImages(); // Hide all images
}

void WSVFlexTable::AppendColumn(std::string strBigColName,std::string strSmallColName, WLength width_)
{

	for (int i=0 ; i< 3; i++)
	{
		if(GetContentTable()!=NULL)
		{
			int iLast = dataTitleTable->numColumns();		
			if(iLast!=0)
			{
				new WImage("/Images/table_head_space.png","",(WContainerWidget *)dataTitleTable->elementAt(0,iLast));
				WImage * pTmpImage = new WImage("/Images/space.gif","",(WContainerWidget *)dataGridTable->elementAt(0,iLast));
				pTmpImage->resize(WLength(4), WLength());
				dataGridTable->elementAt(1,iLast)->resize(WLength(4), WLength());
				iLast = iLast+1;
			}

			//m_pColumnWidth[iLast] = width_;
			m_pColumnWidth.push_back(width_);
			dataTitleTable->elementAt(1,iLast)->setStyleClass("table_data_grid_header_text");
			dataTitleTable->elementAt(1,iLast)->resize(width_,WLength());
			dataTitleTable->elementAt(1,iLast)->setContentAlignment(AlignCenter);
			strcpy(dataTitleTable->elementAt(1,iLast)->contextmenu_,"nowrap");


			dataTitleTable->resize(WLength(100,WLength::Percentage), WLength(100,WLength::Percentage));

			new WText(strSmallColName,(WContainerWidget *)dataTitleTable->elementAt(1,iLast));

			dataGridTable->elementAt(0,iLast)->setStyleClass("table_data_grid_header_text");
			dataGridTable->elementAt(0,iLast)->resize(width_,WLength());
			dataGridTable->elementAt(0,iLast)->setContentAlignment(AlignCenter);
			strcpy(dataGridTable->elementAt(0,iLast)->contextmenu_,"nowrap");

			dataGridTable->resize(WLength(100,WLength::Percentage), WLength(100,WLength::Percentage));

			//return new WText("",(WContainerWidget *)dataGridTable->elementAt(0,iLast));
		}
	}
	
	//return NULL;
}

WSTreeAndPanTable::WSTreeAndPanTable(WContainerWidget * parent)
:WTable(parent)
{
	this->setStyleClass("panel_view");
	
	this->elementAt(0, 0)->setStyleClass("tree_bg");
	
	//TreeTable 可以在引用时再添加
	//new WText("<div id='tree_panel' name='tree_panel' class='panel_tree'>", this->elementAt(0, 0));
	//new WText("</div>", this->elementAt(0, 0));

	//DragTable Cell
	this->elementAt(0, 1)->setStyleClass("resize");
	strcpy(this->elementAt(0, 1)->contextmenu_, "onMouseDown='this.setCapture()' onMouseUp='this.releaseCapture();'");
	WImage * pTmpImage = new WImage("/Images/space.gif", this->elementAt(0, 1));
	pTmpImage->resize(WLength(5), WLength());

	//PanTable Cell 可以在引用时再添加
	//new WText("<div id='view_panel' class='panel_view'>", this->elementAt(0, 2));
	//new WText("</div>", this->elementAt(0, 2));
}

DetailManipulation::DetailManipulation(bool enhance, WContainerWidget *parent)
	: WContainerWidget(parent), onlySmooth(!enhance)
{

	resize(WLength::Auto, WLength::Auto);

	// Image bar
	prepareInputImages();
	WContainerWidget *imageBar = new WContainerWidget;
	WVBoxLayout *imageBarLayout = new WVBoxLayout();
	for (size_t i = 0; i < inputImages.size(); ++i) {
		WImage *img = inputImages[i]->getOriginalImage();
		img->setStyleClass("image_button");
		img->resize(160, 120);
		img->setAttributeValue("onMouseOver", "this.width=192; this.height=144;");
		img->setAttributeValue("onMouseOut", "this.width=160; this.height=120;");
		img->clicked().connect(
				boost::bind(&DetailManipulation::selectImage,
							this,
							i
							)
		);
		imageBarLayout->addWidget(img);
	}
	imageBar->resize(200, WLength::Auto);
	imageBar->setLayout(imageBarLayout);
	selectedImageId = 0;

	// Main component
	imageTab = new WTabWidget();
	imageTab->addTab(inputImages[selectedImageId]->getOriginalImage(), "Original");
	if (onlySmooth) {
		imageTab->addTab(new WImage(smoothedResult[selectedImageId].second), smoothedResult[selectedImageId].first);
	}
	else {
		imageTab->addTab(new WImage(enhancedResult[selectedImageId].second), enhancedResult[selectedImageId].first);
	}
	imageTab->resize(600, WLength::Auto);


	WGridLayout *controllerLayout = new WGridLayout();
	WSlider *rSlider = new WSlider(Wt::Vertical);
	rSlider->setRange(SLIDER_MINIMUM, SLIDER_MAXIMUM);
	rSlider->setTickPosition(Wt::WSlider::TicksBothSides);
	WDoubleSpinBox *rSpinBox = new WDoubleSpinBox();
	rSpinBox->setMinimum(R_MINIMUM);
	rSpinBox->setMaximum(R_MAXIMUM);
	rSlider->sliderMoved().connect(
			boost::bind(&DetailManipulation::changeDoubleSpinBoxValue,
						this,
						rSpinBox,
						true,
						_1)
	);
	rSpinBox->valueChanged().connect(
			boost::bind(&DetailManipulation::changeSliderValue,
						this,
						rSlider,
						1.f/(R_MAXIMUM-R_MINIMUM),
						_1)
	);
	controllerLayout->addWidget(rSlider, 2, 0, 6, 1);
	controllerLayout->addWidget(rSpinBox, 9, 0);
	controllerLayout->addWidget(new WText("radius"), 10, 0);


	WSlider *epsSlider = new WSlider(Wt::Vertical);
	epsSlider->setMinimum(SLIDER_MINIMUM);
	epsSlider->setMaximum(SLIDER_MAXIMUM);
	epsSlider->setRange(SLIDER_MINIMUM, SLIDER_MAXIMUM);
	epsSlider->setTickPosition(WSlider::TicksBothSides);
	WDoubleSpinBox *epsSpinBox = new WDoubleSpinBox();
	epsSpinBox->setMinimum(EPS_MINIMUM);
	epsSpinBox->setMaximum(EPS_MAXIMUM);
	epsSlider->sliderMoved().connect(
			boost::bind(&DetailManipulation::changeDoubleSpinBoxValue,
						this,
						epsSpinBox,
						false,
						_1)
	);
	epsSpinBox->valueChanged().connect(
			boost::bind(&DetailManipulation::changeSliderValue,
						this,
						epsSlider,
						1.f/(EPS_MAXIMUM-EPS_MINIMUM),
						_1)
	);
	controllerLayout->addWidget(epsSlider, 2, 1, 6, 1);
	controllerLayout->addWidget(epsSpinBox, 9, 1);
	controllerLayout->addWidget(new WText("epsilon"), 10, 1);

	WPushButton *apply = new WPushButton("Apply");
	apply->clicked().connect(
			boost::bind(&DetailManipulation::applyEnhancement,
					this,
					rSpinBox,
					epsSpinBox
					)
	);
//.........这里部分代码省略.........