resource.cc

蒙特卡洛仿真源代码很有参考价值要按照步骤进行操作

//  resource.cc for bbsmount - an tool for mounting in X11
//
//  Copyright (c) 2001 by Miroslav Jezbera, [e-mail]
//
//  This program is free software; you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation; either version 2 of the License, or
//  (at your option) any later version.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program; if not, write to the Free Software
//  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// (See the included file COPYING / GPL-2.0)
//

#if HAVE_CONFIG_H
#   include "config.h"
#endif /* HAVE_CONFIG_H */

#ifdef    HAVE_STDARG_H
#  include <stdarg.h>
#endif // HAVE_STDARG_H

#include <ctype.h>
#include <string.h>
#if HAVE_LOCALE_H
#   include <locale.h>
#endif /* HAVE_LOCALE_H */

#include <algorithm>

using namespace std;

#include "resource.hh"
#include "bbsmount.hh"
#include "blackboxstyle.hh"
#include "i18n.hh"

/* Hack */
#if !HAVE_STRCASESTR
#   define strcasestr	strstr
#endif /* !HAVE_STRCASESTR */

#ifndef   FONT_ELEMENT_SIZE
#define   FONT_ELEMENT_SIZE 50
#endif // FONT_ELEMENT_SIZE

const int modifiers_count = 8;
const unsigned int max_button_number = 5;

const char *modifiers[modifiers_count] = {
    "Shift",
    "Lock",
    "Control",
    "Mod1",
    "Mod2",
    "Mod3",
    "Mod4",
    "Mod5"
};

const int modifiers_mask[modifiers_count] = {
    ShiftMask,
    LockMask,
    ControlMask,
    Mod1Mask,
    Mod2Mask,
    Mod3Mask,
    Mod4Mask,
    Mod5Mask
};

Resource::Resource(ToolWindow *toolwindow): 
  BaseResource(toolwindow)
{
    mounts_count = 0;
    mounts = NULL;
    tooltip.font = NULL;
    tooltip.fontset = NULL;
    tooltip.fontset_extents = NULL;
    Load();
}

Resource::~Resource()
{
    Clean();
}

void Resource::Clean()
{
    CleanMounts();
    if (tooltip.font) {
	XFreeFont(bbtool->getXDisplay(), tooltip.font);
	tooltip.font = NULL;
    }
    if (tooltip.fontset) {
	XFreeFontSet(bbtool->getXDisplay(), tooltip.fontset);
	tooltip.fontset = NULL;
    }
}

void Resource::CleanMounts(void) {

    for (; mounts_count > 0; mounts_count--) {
	free(mounts[mounts_count - 1].mount_point);
	XpmFreeXpmImage(&mounts[mounts_count - 1].mounted);
	XpmFreeXpmImage(&mounts[mounts_count - 1].not_mounted);
    }
    if (mounts) {
	free(mounts);
	mounts = NULL;
    }
}

void Resource::LoadBBToolResource(void)
{
/*    XrmValue value;
    char *value_type;

    if (XrmGetResource(resource_db, "bbsmount.autoConfig",
		"Bbsmount.Autoconfig", &value_type, &value))
	if (! strncasecmp("true", value.addr, value.size))
	    style.auto_config = True;
	else
	    style.auto_config = False;
    else
	style.auto_config = False;*/

    SizeAndPosition();
	
    Frame();
    App();
    ImagePrefix();
    Tooltip();
	
    // bbsmount specific options
    MountPoints();
}


void Resource::Frame()
{
    XrmValue value;
    char *value_type;

    readTexture("bbsmount.frame", "Bbsmount.Frame", BB_FRAME, "Toolbar", "slategrey", "darkslategrey",
	    "Raised Gradient Vertical Bevel1", &frame.texture);
	
    if (XrmGetResource(resource_db, "bbsmount.bevelWidth","Bbsmount.BevelWidth", &value_type, &value)) {
	if (sscanf(value.addr, "%u", &frame.bevelWidth) != 1)
	    frame.bevelWidth = 4;
	else
	    if (frame.bevelWidth == 0)
		frame.bevelWidth = 4;
    }
    else
	if (XrmGetResource(resource_db, BB_BEVELWIDTH,"BevelWidth", &value_type, &value)) {
	    if (sscanf(value.addr, "%u", &frame.bevelWidth) != 1)
		frame.bevelWidth = 4;
	    else
		if (frame.bevelWidth == 0)
		    frame.bevelWidth = 4;
	}
	else
	    frame.bevelWidth = 4;
}


void Resource::SizeAndPosition()
{
	XrmValue value;
	char *value_type;
	unsigned int w,h;
	char positionstring[11];

  if (!(bbtool->withdrawn))
  {
  	if (XrmGetResource(resource_db, "bbsmount.withdrawn",
		     "Bbsmount.Withdrawn", &value_type, &value))
    {
  		if (! strncasecmp("true", value.addr, value.size))
	  		bbtool->withdrawn = True;
	    else
		  	bbtool->withdrawn = False;
  	}	
	  else
		  bbtool->withdrawn = False;
  }

  if (!(bbtool->shape))
  {
  	if (XrmGetResource(resource_db, "bbsmount.shape",
		     "Bbsmount.Shape", &value_type, &value))
    {
  		if (! strncasecmp("true", value.addr, value.size))
	  		bbtool->shape = True;
	    else
		  	bbtool->shape = False;
  	}	
	  else
		  bbtool->shape = bbtool->withdrawn;
  }

  
	if (!(bbtool->position))
	{
		if (!(XrmGetResource(resource_db, "bbsmount.position","Bbsmount.Position",
							&value_type, &value)))
			strncpy(positionstring, "-0-0", 5);
		else
			strncpy(positionstring, value.addr, strlen(value.addr)+1);
	}
	else
		strncpy(positionstring, bbtool->position, strlen(bbtool->position)+1);


	position.mask=XParseGeometry(positionstring, &position.x, &position.y, &w, &h);
	if (!(position.mask & XValue))
		position.x=0;
	if (!(position.mask & YValue))
		position.y=0;

	/* need this to compute the height */
/*	const char *defaultFont = "-*-helvetica-medium-r-*-*-*-120-*-*-*-*-*-*";
	
	if (frame.font)
	{
    	XFreeFont(bbtool->dpy, frame.font);
		frame.font = 0;
	}
	
	if (XrmGetResource(resource_db, "bbsmount.heightBy.font","Bbsmount.heightBy.Font",
						&value_type, &value))
	{
    	if ((frame.font = XLoadQueryFont(bbtool->dpy, value.addr)) == NULL)
		{
    		fprintf(stderr, " blackbox: couldn't load font '%s'\n"
	      					" ...  reverting to default font.", value.addr);
	    	if ((frame.font = XLoadQueryFont(bbtool->dpy, defaultFont)) == NULL)
			{
				fprintf(stderr,"blackbox: couldn't load default font.  please check to\n"
								"make sure the necessary font is installed '%s'\n",
					defaultFont);
				exit(2);
			}
		}
	}
	else if (XrmGetResource(resource_db, BB_FONT,"TitleFont", &value_type, &value))
	{
		if ((frame.font = XLoadQueryFont(bbtool->dpy, value.addr)) == NULL)
		{
    		fprintf(stderr, " blackbox: couldn't load font '%s'\n"
	      					" ...  reverting to default font.", value.addr);
			if ((frame.font = XLoadQueryFont(bbtool->dpy, defaultFont)) == NULL)
			{
				fprintf(stderr,
					"blackbox: couldn't load default font.  please check to\n"
					"make sure the necessary font is installed '%s'\n",
					defaultFont);
				exit(2);
			}
		}
	}
	else 
	{
    	if ((frame.font = XLoadQueryFont(bbtool->dpy, defaultFont)) == NULL)
		{
			fprintf(stderr,
	      			"blackbox: couldn't load default font.  please check to\n"
	      			"make sure the necessary font is installed '%s'\n", defaultFont);
			exit(2);
		}
	}*/
}
	
//void Resource::Label(void)
//{
//	XrmValue value;
//	char *value_type;
//
//	/* text-label resources */
//	if (XrmGetResource(resource_db, "bbsmount.label.transparent",
//		     "Bbsmount.label.Transparent", &value_type, &value))
//	{
//		if (! strncasecmp("true", value.addr, value.size))
//			label.transparent = True;
//	    else
//			label.transparent = False;
//	}	
//	else
//		label.transparent = False;
//	
//	readDatabaseTexture("bbsmount.label", "Bbsmount.Label",BB_LABEL,"Toolbar.Label",
//                      "slategrey","darkslategrey",
//                      BImage_Sunken|BImage_Gradient|BImage_Vertical|
//                      BImage_Bevel1,&label.texture);
//
//		readDatabaseColor("bbsmount..textColor",
//      								"Bbsmount.TextColor",
//                      BB_LABEL_TEXTCOLOR, "Toolbar.TextColor",
//                      "LightGrey",&label.textColor);
//
//    
//	const char *defaultFont = "-*-helvetica-medium-r-*-*-*-120-*-*-*-*-*-*";
//	
//	if (label.font)
//	{
//		XFreeFont(bbtool->dpy, label.font);
//		label.font = 0;
//	}
//	
//	if (XrmGetResource(resource_db, "bbsmount.label.font", "Bbsmount.Label.Font",
//						&value_type, &value))
//	{
//		if ((label.font = XLoadQueryFont(bbtool->dpy, value.addr)) == NULL)
//		{
//    	fprintf(stderr, " blackbox: couldn't load font '%s'\n"
//	      							" ...  reverting to default font.", value.addr);
//		    if ((label.font = XLoadQueryFont(bbtool->dpy, defaultFont)) == NULL)
//			{
//				fprintf(stderr,
//					"blackbox: couldn't load default font.  please check to\n"
//					"make sure the necessary font is installed '%s'\n",
//					defaultFont);
//			exit(2);
//			}
//		}
//	}
//	else if  (XrmGetResource(resource_db, BB_FONT, "TitleFont", &value_type, &value))
//	{
//		if ((label.font = XLoadQueryFont(bbtool->dpy, value.addr)) == NULL)
//		{
//			fprintf(stderr, " blackbox: couldn't load font '%s'\n"
//	      					" ...  reverting to default font.", value.addr);
//			if ((label.font = XLoadQueryFont(bbtool->dpy, defaultFont)) == NULL)
//			{
//				fprintf(stderr,
//					"blackbox: couldn't load default font.  please check to\n"
//					"make sure the necessary font is installed '%s'\n",
//					defaultFont);
//				exit(2);
//			}
//		}
//	}
//	else
//	{
//		if ((label.font = XLoadQueryFont(bbtool->dpy, defaultFont)) == NULL)
//		{
//			fprintf(stderr,"blackbox: couldn't load default font.  please check to\n"
//				    "make sure the necessary font is installed '%s'\n", defaultFont);
//			exit(2);
//		}
//	}
//}

void Resource::App()
{
    XrmValue value;
    char *value_type;

    if (XrmGetResource(resource_db, "bbsmount.columns", "Bbsmount.Columns", &value_type, &value)) {
	if (sscanf(value.addr, "%u", &app.columns) != 1)
	    app.columns = 1;
	else
	    if (app.columns == 0)
		app.columns = 1;
    }
    else
	app.columns = 1;

    if (XrmGetResource(resource_db, "bbsmount.rows", "Bbsmount.Rows", &value_type, &value)) {
	if (sscanf(value.addr, "%u", &app.rows) != 1)
	    app.rows = 1;
	else
	    if (app.rows == 0)
		app.rows = 1;
    }
    else