xenocara/app/fvwm/extras/FvwmGoodStuff/icons.c

243 lines
6.4 KiB
C

/* This module, and the entire GoodStuff program, and the concept for
* interfacing this module to the Window Manager, are all original work
* by Robert Nation
*
* Copyright 1993, Robert Nation. No guarantees or warantees or anything
* are provided or implied in any way whatsoever. Use this program at your
* own risk. Permission to use this program for any purpose is given,
* as long as the copyright is kept intact. */
/***********************************************************************
*
* Derived from fvwm icon code
*
***********************************************************************/
#include "config.h"
#include <stdio.h>
#include <unistd.h>
#include <signal.h>
#include <string.h>
#include <stdlib.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xproto.h>
#include <X11/Xatom.h>
#include <X11/Intrinsic.h>
#ifdef HAVE_FNCTL_H
#include <fcntl.h>
#endif
#include "FvwmGoodStuff.h"
#ifdef XPM
#include <X11/xpm.h>
#endif /* XPM */
#ifdef SHAPE
#include <X11/extensions/shape.h>
#endif /* SHAPE */
extern int xpad;
extern int ypad;
extern int framew;
/****************************************************************************
*
* Loads an icon file into a pixmap
*
****************************************************************************/
void LoadIconFile(int button)
{
#ifndef NO_ICONS
/* First, check for a monochrome bitmap */
if(Buttons[button].icon_file != NULL)
GetBitmapFile(button);
/* Next, check for a color pixmap */
if((Buttons[button].icon_file != NULL)&&
(Buttons[button].icon_w == 0)&&(Buttons[button].icon_h == 0))
GetXPMFile(button);
#endif
}
/****************************************************************************
*
* Creates an Icon Window
*
****************************************************************************/
void CreateIconWindow(int button)
{
#ifndef NO_ICONS
unsigned long valuemask; /* mask for create windows */
XSetWindowAttributes attributes; /* attributes for create windows */
if((Buttons[button].icon_w == 0)&&(Buttons[button].icon_h == 0))
return;
attributes.background_pixel = back_pix;
attributes.event_mask = ExposureMask;
valuemask = CWEventMask | CWBackPixel;
Buttons[button].IconWin =
XCreateWindow(dpy, main_win, 0, 0, Buttons[button].icon_w,
Buttons[button].icon_w, 0, CopyFromParent,
CopyFromParent,CopyFromParent,valuemask,&attributes);
return;
#endif
}
/****************************************************************************
*
* Combines icon shape masks after a resize
*
****************************************************************************/
void ConfigureIconWindow(int button,int row, int column)
{
#ifndef NO_ICONS
int x,y,w,h;
int xoff,yoff;
Pixmap temp;
if((Buttons[button].icon_w == 0)&&(Buttons[button].icon_h == 0))
return;
if(Buttons[button].swallow != 0)
return;
w = Buttons[button].icon_w;
h = Buttons[button].icon_h;
if(w > Buttons[button].BWidth*ButtonWidth - 2*(xpad+framew))
w = Buttons[button].BWidth*ButtonWidth - 2*(xpad+framew);
if(strcmp(Buttons[button].title,"-")==0 || font==NULL)
{
if(h>Buttons[button].BHeight*ButtonHeight-2*(ypad+framew))
h= Buttons[button].BHeight*ButtonHeight-2*(ypad+framew);
}
else
{
if(h>Buttons[button].BHeight*ButtonHeight-2*(ypad+framew)-font->ascent-font->descent)
h= Buttons[button].BHeight*ButtonHeight-2*(ypad+framew)-font->ascent-font->descent;
}
if(w < 1)
w = 1;
if(h < 1)
h = 1;
x = column*ButtonWidth;
y = row*ButtonHeight;
xoff = (Buttons[button].BWidth*ButtonWidth - w)>>1;
if(strcmp(Buttons[button].title,"-")==0 || font==NULL)
{
yoff = (Buttons[button].BHeight*ButtonHeight - h)>>1;
}
else
{
yoff = (Buttons[button].BHeight*ButtonHeight - (h + font->ascent + font->descent))>>1;
}
if(xoff < 2)
xoff = 2;
if(yoff < 2)
yoff = 2;
x += xoff;
y += yoff;
XMoveResizeWindow(dpy, Buttons[button].IconWin, x,y,w,h);
#ifdef XPM
#ifdef SHAPE
if (Buttons[button].icon_maskPixmap != None)
{
xoff = (w - Buttons[button].icon_w)>>1;
yoff = (h - Buttons[button].icon_h)>>1;
XShapeCombineMask(dpy, Buttons[button].IconWin, ShapeBounding, 0, 0,
Buttons[button].icon_maskPixmap, ShapeSet);
}
#endif
#endif
if(Buttons[button].icon_depth == -1)
{
temp = Buttons[button].iconPixmap;
Buttons[button].iconPixmap =
XCreatePixmap(dpy,Root, Buttons[button].icon_w,
Buttons[button].icon_h,d_depth);
XCopyPlane(dpy,temp,Buttons[button].iconPixmap,NormalGC,
0,0,Buttons[button].icon_w,Buttons[button].icon_h,
0,0,1);
}
XSetWindowBackgroundPixmap(dpy, Buttons[button].IconWin,Buttons[button].iconPixmap);
XClearWindow(dpy,Buttons[button].IconWin);
#endif
}
/***************************************************************************
*
* Looks for a monochrome icon bitmap file
*
**************************************************************************/
void GetBitmapFile(int button)
{
#ifndef NO_ICONS
char *path = NULL;
int HotX,HotY;
path = findIconFile(Buttons[button].icon_file, iconPath,R_OK);
if(path == NULL)return;
if(XReadBitmapFile (dpy, Root,path,(unsigned int *)&Buttons[button].icon_w,
(unsigned int *)&Buttons[button].icon_h,
&Buttons[button].iconPixmap,
(int *)&HotX,
(int *)&HotY) != BitmapSuccess)
{
Buttons[button].icon_w = 0;
Buttons[button].icon_h = 0;
}
else
{
Buttons[button].icon_depth = -1;
}
Buttons[button].icon_maskPixmap = None;
free(path);
#endif
}
/****************************************************************************
*
* Looks for a color XPM icon file
*
****************************************************************************/
void GetXPMFile(int button)
{
#ifndef NO_ICONS
#ifdef XPM
XWindowAttributes root_attr;
XpmAttributes xpm_attributes;
char *path = NULL;
path = findIconFile(Buttons[button].icon_file, pixmapPath,R_OK);
if(path == NULL)return;
XGetWindowAttributes(dpy,Root,&root_attr);
xpm_attributes.colormap = root_attr.colormap;
xpm_attributes.valuemask = XpmSize | XpmReturnPixels|XpmColormap;
if(XpmReadFileToPixmap(dpy, Root, path,
&Buttons[button].iconPixmap,
&Buttons[button].icon_maskPixmap,
&xpm_attributes) == XpmSuccess)
{
Buttons[button].icon_w = xpm_attributes.width;
Buttons[button].icon_h = xpm_attributes.height;
Buttons[button].icon_depth = d_depth;
}
free(path);
#endif /* XPM */
#endif
}