C++ Fl_Box::image方法代码示例

static int start_dialog(int argc, char** argv) {
	LaunchWindow* win = new LaunchWindow(370, 195, _("Run Command"));
	win->begin();
		Fl_Box* icon = new Fl_Box(10, 10, 55, 55);
		icon->image(image_run);

		Fl_Box* txt = new Fl_Box(70, 10, 290, 69, _("Enter the name of the application "
													"you would like to run or the URL you would like to view"));
		txt->align(132|FL_ALIGN_INSIDE);

		dialog_input = new Fl_Input(70, 90, 290, 25, _("Open:"));

		Resource rc;
		char     buf[128];

		if(rc.load("ede-launch-history") && rc.get("History", "open", buf, sizeof(buf))) {
			dialog_input->value(buf);

			/* make text appear selected */
			dialog_input->position(0, dialog_input->size());
		}

		in_term = new Fl_Check_Button(70, 125, 290, 25, _("Run in terminal"));
		in_term->down_box(FL_DOWN_BOX);

		Fl_Button* ok = new Fl_Button(175, 160, 90, 25, _("&OK"));
		ok->callback(ok_cb, win);
		Fl_Button* cancel = new Fl_Button(270, 160, 90, 25, _("&Cancel"));
		cancel->callback(cancel_cb, win);
	win->end();
	win->window_icon(run_xpm);
	win->show(argc, argv);

	return Fl::run();
}

CLuaImage::CLuaImage(const char *file) : CBaseLuaWidget(""), m_iImageW(0), m_iImageH(0)
{
    Fl_Shared_Image *img = Fl_Shared_Image::get(file);
    
    if (img)
    {
        if ((img->w() > MaxImageW()) || (img->h() > MaxImageH()))
        {
            int neww, newh;
            GetScaledImageSize(img->w(), img->h(), MaxImageW(), MaxImageH(), neww, newh);
            Fl_Image *temp = img->copy(neww, newh);
            img->release();
            img = (Fl_Shared_Image *)temp;
        }

        Fl_Box *imgbox = new Fl_Box(0, 0, img->w(), img->h());
        imgbox->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
        imgbox->image(img);
        GetGroup()->add(imgbox);
        
        m_iImageW = img->w();
        m_iImageH = img->h();
    }
    else
        GetGroup()->hide();
}

void Splash::run(void) {
	E_ASSERT(slist != NULL);

	if(!show_splash) {
		while(next_client_nosplash()) 
			;
		return;
	}

	fl_register_images();

	String path, splash_theme_path;

#ifdef USE_LOCAL_CONFIG
	splash_theme_path = "splash-themes/";
#else
	splash_theme_path = Resource::find_data("themes/splash-themes", RES_SYS_ONLY);
	if(splash_theme_path.empty()) {
		E_WARNING(E_STRLOC ": Unable to locate splash themes in $XDG_DATA_DIRS directories\n");
		return;
	}
#endif
	splash_theme_path += E_DIR_SEPARATOR;
	splash_theme_path += *splash_theme;

	if(!file_test(splash_theme_path.c_str(), FILE_TEST_IS_DIR)) {
		E_WARNING(E_STRLOC ": Unable to locate '%s' in '%s' theme directory\n", 
				splash_theme->c_str(), splash_theme_path.c_str());
		return;
	}

	/* setup widgets */
	begin();
		Fl_Box* bimg = new Fl_Box(0, 0, w(), h());
		Fl_Image* splash_img = 0;

		path = build_filename(splash_theme_path.c_str(), "background.png");
		splash_img = Fl_Shared_Image::get(path.c_str());

		if(splash_img) {
			int W = splash_img->w();
			int H = splash_img->h();
			/* update window and Box sizes */
			size(W, H);
			bimg->size(W, H);

			bimg->image(splash_img);
		}

		/*
		 * place message box at the bottom with
		 * nice offset (10 px) from window borders
		 */
		msgbox = new Fl_Box(10, h() - 25 - 10, w() - 20, 25);

		/*
		 * Setup icons positions, based on position of msgbox assuming someone 
		 * will not abuse splash to start hundrets of programs, since icons will 
		 * be placed only in horizontal order, one line, so in case their large
		 * number, some of them will go out of window borders.
		 *
		 * Icon box will be 64x64 so larger icons can fit too.
		 *
		 * This code will use Fl_Group (moving group, later, will move all icons
		 * saving me from code mess), but will not update it's w() for two reasons:
		 * icons does not use it, and will be drawn correctly, and second, setting
		 * width will initiate fltk layout engine which will mess everything up.
		 */
		Fl_Group* icon_group = new Fl_Group(10, msgbox->y() - 10 - 64, 0, 64);
		int X = icon_group->x();
		int Y = icon_group->y();

		/* offset between icons */
		int ioffset = 5;

		/* FIXME: use malloc/something instead this */
		icons = new Fl_Box*[slist->size()];

		icon_group->begin();
			int         i = 0;
			const char* imgpath;
			Fl_Image*   iconimg = 0;

			for(StartupItemListIter it = slist->begin(); it != slist->end(); ++it, ++i) {
				Fl_Box* bb = new Fl_Box(X, Y, 64, 64);

				path = build_filename(splash_theme_path.c_str(), (*it)->icon.c_str());
				imgpath = path.c_str();
				iconimg = Fl_Shared_Image::get(imgpath);

				if(!iconimg) {
					bb->label(_("No image"));
					bb->align(FL_ALIGN_INSIDE | FL_ALIGN_WRAP);
				} else 
					bb->image(iconimg);

				bb->hide();

				X += bb->w() + ioffset;
				icons[i] = bb;
//.........这里部分代码省略.........

JACK_Module::JACK_Module ( bool log )
    : Module ( 25, 25, name() )
{
    _prefix = 0;

    _connection_handle_outputs[0][0] = 0;
    _connection_handle_outputs[0][1] = 0;
    _connection_handle_outputs[1][0] = 0;
    _connection_handle_outputs[1][1] = 0;


    align( FL_ALIGN_TOP | FL_ALIGN_INSIDE );

    if ( log )
    {
        /* FIXME: how do Controls find out that a connected value has changed? How does this work in ladspa? */
        {
            Port p( this, Port::INPUT, Port::CONTROL, "Inputs" );
            p.hints.type = Port::Hints::INTEGER;
            p.hints.minimum = 0;
            p.hints.maximum = 16;
            p.hints.ranged = true;
            p.hints.visible = false;

            p.connect_to( new float );
            p.control_value_no_callback( 0 );

            add_port( p );
        }

        {
            Port p( this, Port::INPUT, Port::CONTROL, "Outputs" );
            p.hints.type = Port::Hints::INTEGER;
            p.hints.minimum = 0;
            p.hints.maximum = 16;
            p.hints.ranged = true;
            p.hints.visible = false;

            p.connect_to( new float );
            p.control_value_no_callback( 0 );

            add_port( p );
        }

        color( FL_DARK1 );

        log_create();
    }


    { Fl_Scalepack *o = new Fl_Scalepack( x() +  Fl::box_dx(box()),
                                          y() + Fl::box_dy(box()),
                                          w() - Fl::box_dw(box()),
                                          h() - Fl::box_dh(box()) );
        o->type( Fl_Pack::VERTICAL );
        o->spacing(0);


        { Fl_Scalepack *o = new Fl_Scalepack( x() +  Fl::box_dx(box()),
                                              y() + Fl::box_dy(box()),
                                              w(),
                                              24 - Fl::box_dh(box()) );
            o->type( Fl_Pack::HORIZONTAL );
    
            o->spacing( 0 );


            { Fl_Box *o = input_connection_handle = new Fl_Box( x(), y(), 18, 18 );
                o->tooltip( "Drag and drop to make and break JACK connections.");
                o->hide();
                o->image( input_connector_image ? input_connector_image : input_connector_image = new Fl_PNG_Image( "input_connector", img_io_input_connector_10x10_png, img_io_input_connector_10x10_png_len ) );
     
            }        

            { Fl_Box *o = new Fl_Box( x() + 10, y(), w() - 20, h() );
                Fl_Group::current()->resizable(o);
            }


            { Fl_Button *o = dec_button = new Fl_Button( 0, 0, 12, h(), "-" );
                o->callback( cb_button, this );
                o->labelsize(10);
                o->labelfont( FL_HELVETICA_BOLD );
                o->hide();
            }        
            { Fl_Button *o = inc_button = new Fl_Button( 0,0, 12, h(), "+" );
                o->labelsize(10);
                o->labelfont( FL_HELVETICA_BOLD );
                o->callback( cb_button, this );
                o->hide();
            }

            { Fl_Box *o = output_connection_handle = new Fl_Box( x(), y(), 12, 12 );
                o->tooltip( "Drag and drop to make and break JACK connections.");
                o->image( output_connector_image ? output_connector_image : output_connector_image = new Fl_PNG_Image( "output_connector", img_io_output_connector_10x10_png, img_io_output_connector_10x10_png_len ) );
                o->hide();
            }

            { Fl_Box *o = output_connection2_handle = new Fl_Box( x(), y(), 12, 12 );
                o->tooltip( "Drag and drop to make and break JACK connections.");
//.........这里部分代码省略.........

int main(int argc, char** argv)
{
	// Check config option, if showing is disabled, exit
	Fl_Config conf("EDE Team", "etip");
	if(argc == 2 && (!strcmp(argv[1], "-f") || !strcmp(argv[1], "--force")))
	{
		// nothing, to simplify omiting those '!'
	}
	else
	{
		bool show = true;
		conf.set_section("Tips");
		conf.read("Show", show, true);
		if (!show)
			return 0;
	}
	
	conf_global = &conf;
	srand(time(NULL));
	fl_init_locale_support("etip", PREFIX"/share/locale");

	Fl_Window* win = new Fl_Window(420, 169, _("Tips..."));
	win->shortcut(0xff1b);
	win->begin();

	Fl_Group* gr = new Fl_Group(5, 5, 410, 130);
	gr->box(FL_DOWN_BOX);
	Fl_Box* img = new Fl_Box(5, 5, 70, 65);
	Fl_Image pix(hint_xpm);
	img->image(pix);

	Fl_Box* title = new Fl_Box(80, 10, 320, 25, random_txt(title_tips, TITLE_TIPS_NUM));
	title->label_font(fl_fonts+1);
	title->align(FL_ALIGN_LEFT|FL_ALIGN_INSIDE);
	title->box(FL_FLAT_BOX);

	Fl_Box* tiptxt = new Fl_Box(80, 45, 320, 75, random_txt(tiplist, TIPS_NUM));
	tiptxt->align(FL_ALIGN_LEFT|FL_ALIGN_TOP|FL_ALIGN_INSIDE|FL_ALIGN_WRAP);
	tiptxt->box(FL_FLAT_BOX);
	gr->end();

	Fl_Check_Button* ch = new Fl_Check_Button(5, 140, 150, 25, _(" Do not bother me"));
	show_check = ch;

	Fl_Button* prev = new Fl_Button(160, 140, 80, 25, "<-");
	prev->label_font(fl_fonts+1);
	prev->callback(prev_cb, tiptxt);

	Fl_Button* next = new Fl_Button(245, 140, 80, 25, "->");
	next->label_font(fl_fonts+1);
	next->callback(next_cb, tiptxt);
	
	Fl_Button* close = new Fl_Button(335, 140, 80, 25, _("&Close"));
	close->callback(close_cb, win);

	win->end();

	win->set_modal();
	win->show();
	return Fl::run();
}

FolderWindow::FolderWindow(int x, int y, int wid, int hgt, 
		           const char *label, int folderIndex) : 
	      Fl_Group(x, y, wid, hgt, label), 
	      folderScroll(NULL), folderPack(NULL), 
	      fileOpsLabel(NULL), fileLabel(NULL)
{

    // label configuration:  
    //labelcolor(GUI_TEXT_COLOR);
    labelfont(LOCAL_BFFONT);
    labelsize(LOCAL_TEXT_SIZE);    

    // icon configuration:
    structureIcon = new Fl_RGB_Image(StructureOperationIcon.pixel_data, 
		    StructureOperationIcon.width, StructureOperationIcon.height, 
		    StructureOperationIcon.bytes_per_pixel);
    Fl_Box *structIconBox = new Fl_Box(x, y - 39, structureIcon->w(), structureIcon->h());
    structIconBox->image(structureIcon);
    
    int dividerTextHeight = 0, spacingHeight = NAVBUTTONS_SPACING;
    int fileOpsLabelHeight = 2 * NAVBUTTONS_BHEIGHT; 
    int fileOpsLabelWidth = 2 * NAVBUTTONS_BWIDTH + 2 * NAVBUTTONS_SPACING;
    int initYOffset = NAVBUTTONS_OFFSETY + RNAStructVizLogo.height + 5; // y + 36 + dividerTextHeight
    const char *fileOpsLabelText = "@reload Structure Operations.\nEach operation opens a new window.";
    fileOpsLabel = new Fl_Box(x + NAVBUTTONS_SPACING, initYOffset, 
		              fileOpsLabelWidth, fileOpsLabelHeight, 
			      fileOpsLabelText);
    fileOpsLabel->align(FL_ALIGN_CENTER | FL_ALIGN_INSIDE | FL_ALIGN_LEFT);  
    fileOpsLabel->color(GUI_BGCOLOR);
    fileOpsLabel->labelcolor(GUI_BTEXT_COLOR);
    fileOpsLabel->labelfont(LOCAL_BFFONT);
    fileOpsLabel->labelsize(LOCAL_TEXT_SIZE);
    fileOpsLabel->box(FL_RSHADOW_BOX);

    int opButtonWidth = 110;
    int yOffset = initYOffset + fileOpsLabelHeight;
    Fl_Button* diagramButton = new Fl_Button(x + 20, yOffset + spacingHeight,
		                             opButtonWidth, 30,
		                             "Diagram @>|");
    diagramButton->callback(DiagramCallback);
    diagramButton->labelcolor(GUI_BTEXT_COLOR);

    Fl_Button* statsButton = new Fl_Button(x + 20 + opButtonWidth + 
		             spacingHeight, yOffset + spacingHeight, 
	                     opButtonWidth, 30,
		             "Statistics @>|");
    statsButton->callback(StatsCallback);
    statsButton->labelcolor(GUI_BTEXT_COLOR);

    const char *fileInstText = "@filenew Files.\nClick on the file buttons to view\nCT file contents in new window.";
    fileLabel = new Fl_Box(x + NAVBUTTONS_SPACING, y + yOffset + spacingHeight, 
			   fileOpsLabelWidth, fileOpsLabelHeight, fileInstText);
    fileLabel->align(FL_ALIGN_CENTER | FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
    fileLabel->color(GUI_BGCOLOR);
    fileLabel->labelcolor(GUI_BTEXT_COLOR);
    fileLabel->labelfont(LOCAL_BFFONT);
    fileLabel->labelsize(LOCAL_TEXT_SIZE);
    fileLabel->box(FL_RSHADOW_BOX);

    folderScroll = new Fl_Scroll(x+10, y + yOffset + fileOpsLabelHeight + 
		                 dividerTextHeight + 3 * spacingHeight, 
			         280, 310 - 2 * fileOpsLabelHeight - dividerTextHeight - 
				 2 * spacingHeight - NAVBUTTONS_BHEIGHT);
    folderScroll->type(Fl_Scroll::VERTICAL_ALWAYS);

    folderPack = new Fl_Pack(x+10, y + yOffset + fileOpsLabelHeight + 
		             dividerTextHeight + 3 * spacingHeight, 260, 
			     290 - 2 * fileOpsLabelHeight - dividerTextHeight - 
			     2 * spacingHeight - NAVBUTTONS_BHEIGHT);
    folderPack->type(Fl_Pack::VERTICAL);

    folderScroll->color((Fl_Color) GUI_WINDOW_BGCOLOR);
    folderScroll->labelcolor((Fl_Color) GUI_BTEXT_COLOR);

    this->resizable(folderScroll);
    this->color(GUI_WINDOW_BGCOLOR);
    
    SetStructures(folderIndex);

}