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xenocara/app/fvwm/modules/FvwmScroll/GrabWindow.c

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/* 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. */
#define TRUE 1
#define FALSE 0
#define MAX_ICON_NAME_LEN 255
#include "config.h"
#ifdef HAVE_SYS_BSDTYPES_H
#include <sys/bsdtypes.h> /* Saul */
#endif
#include <stdio.h>
#include <signal.h>
#include <fcntl.h>
#include <string.h>
#include <sys/wait.h>
#include <sys/time.h>
#if HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#include <unistd.h>
#include <ctype.h>
#include <stdlib.h>
#include "../../fvwm/module.h"
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xproto.h>
#include <X11/Xatom.h>
#include <X11/Intrinsic.h>
#include "FvwmScroll.h"
char *MyName;
Display *dpy; /* which display are we talking to */
int x_fd,fd_width;
int Width = 300, Height = 300;
int target_width, target_height;
int target_x_offset = 0, target_y_offset = 0;
int exposed;
int Reduction_H = 2;
int Reduction_V = 2;
#define BAR_WIDTH 21
#define SCROLL_BAR_WIDTH 9
#define PAD_WIDTH2 3
#define PAD_WIDTH3 5
Window Root;
int screen;
int d_depth;
Window main_win,holder_win;
Pixel back_pix, fore_pix, hilite_pix,shadow_pix;
GC ReliefGC, ShadowGC;
extern char *BackColor;
#define MW_EVENTS (ExposureMask | StructureNotifyMask| ButtonReleaseMask |\
ButtonPressMask | ButtonMotionMask | FocusChangeMask)
Atom wm_del_win;
Atom _XA_WM_PROTOCOLS;
Atom _XA_WM_COLORMAP_WINDOWS;
/****************************************************************************
*
* Draws the relief pattern around a window
*
****************************************************************************/
void RelieveWindow(Window win,int x,int y,int w,int h,
GC rgc,GC sgc)
{
XSegment seg[4];
int i;
i=0;
seg[i].x1 = x; seg[i].y1 = y;
seg[i].x2 = w+x-1; seg[i++].y2 = y;
seg[i].x1 = x; seg[i].y1 = y;
seg[i].x2 = x; seg[i++].y2 = h+y-1;
seg[i].x1 = x+1; seg[i].y1 = y+1;
seg[i].x2 = x+w-2; seg[i++].y2 = y+1;
seg[i].x1 = x+1; seg[i].y1 = y+1;
seg[i].x2 = x+1; seg[i++].y2 = y+h-2;
XDrawSegments(dpy, win, rgc, seg, i);
i=0;
seg[i].x1 = x; seg[i].y1 = y+h-1;
seg[i].x2 = w+x-1; seg[i++].y2 = y+h-1;
seg[i].x1 = x+w-1; seg[i].y1 = y;
seg[i].x2 = x+w-1; seg[i++].y2 = y+h-1;
if(d_depth<2)
XDrawSegments(dpy, win, ShadowGC, seg, i);
else
XDrawSegments(dpy, win, sgc, seg, i);
i=0;
seg[i].x1 = x+1; seg[i].y1 = y+h-2;
seg[i].x2 = x+w-2; seg[i++].y2 = y+h-2;
seg[i].x1 = x+w-2; seg[i].y1 = y+1;
seg[i].x2 = x+w-2; seg[i++].y2 = y+h-2;
XDrawSegments(dpy, win, sgc, seg, i);
}
/************************************************************************
*
* Sizes and creates the window
*
***********************************************************************/
XSizeHints mysizehints;
void CreateWindow(int x,int y, int w, int h)
{
XGCValues gcv;
unsigned long gcm;
wm_del_win = XInternAtom(dpy,"WM_DELETE_WINDOW",False);
_XA_WM_PROTOCOLS = XInternAtom (dpy, "WM_PROTOCOLS", False);
mysizehints.flags = PWinGravity| PResizeInc | PBaseSize |
PMaxSize | PMinSize | USSize | USPosition;
/* subtract one for the right/bottom border */
mysizehints.width_inc = 1;
mysizehints.height_inc = 1;
mysizehints.base_height = BAR_WIDTH+PAD_WIDTH3;
mysizehints.base_width = BAR_WIDTH+PAD_WIDTH3;
Width = w/Reduction_H + BAR_WIDTH + PAD_WIDTH3;
Height = h/Reduction_V + BAR_WIDTH + PAD_WIDTH3;
target_width = w;
target_height = h;
mysizehints.width = Width;
mysizehints.height = Height;
mysizehints.x = x;
mysizehints.y = y;
mysizehints.max_width = w + BAR_WIDTH + PAD_WIDTH3;
mysizehints.max_height = h + BAR_WIDTH + PAD_WIDTH3;
mysizehints.win_gravity = NorthWestGravity;
if(d_depth < 2)
{
back_pix = GetColor("black");
fore_pix = GetColor("white");
hilite_pix = fore_pix;
shadow_pix = back_pix;
}
else
{
back_pix = GetColor(BackColor);
hilite_pix = GetHilite(back_pix);
shadow_pix = GetShadow(back_pix);
}
main_win = XCreateSimpleWindow(dpy,Root,mysizehints.x,mysizehints.y,
mysizehints.width,mysizehints.height,
0,fore_pix,back_pix);
XSetWMProtocols(dpy,main_win,&wm_del_win,1);
XSetWMNormalHints(dpy,main_win,&mysizehints);
XSelectInput(dpy,main_win,MW_EVENTS);
change_window_name(MyName);
holder_win = XCreateSimpleWindow(dpy,main_win,PAD_WIDTH3,PAD_WIDTH3,
mysizehints.width-BAR_WIDTH -PAD_WIDTH3,
mysizehints.height-BAR_WIDTH-PAD_WIDTH3,
0,fore_pix,back_pix);
XMapWindow(dpy,holder_win);
gcm = GCForeground|GCBackground;
gcv.foreground = hilite_pix;
gcv.background = hilite_pix;
ReliefGC = XCreateGC(dpy, Root, gcm, &gcv);
gcm = GCForeground|GCBackground;
gcv.foreground = shadow_pix;
gcv.background = shadow_pix;
ShadowGC = XCreateGC(dpy, Root, gcm, &gcv);
_XA_WM_COLORMAP_WINDOWS = XInternAtom (dpy, "WM_COLORMAP_WINDOWS", False);
}
/****************************************************************************
*
* Loads a single color
*
****************************************************************************/
Pixel GetColor(char *name)
{
XColor color;
XWindowAttributes attributes;
XGetWindowAttributes(dpy,Root,&attributes);
color.pixel = 0;
if (!XParseColor (dpy, attributes.colormap, name, &color))
{
nocolor("parse",name);
}
else if(!XAllocColor (dpy, attributes.colormap, &color))
{
nocolor("alloc",name);
}
return color.pixel;
}
/***********************************************************************
*
* Procedure:
* Loop - wait for data to process
*
***********************************************************************/
#define RIGHT 7
#define LEFT 6
#define BOTTOM 5
#define TOP 4
#define QUIT 3
#define VERTICAL 2
#define HORIZONTAL 1
#define NONE 0
int motion = NONE;
void Loop(Window target)
{
Window root;
int x,y,border_width,depth;
XEvent Event;
int tw,th;
char *temp;
char *prop = NULL;
Atom actual = None;
int actual_format;
unsigned long nitems, bytesafter;
while(1)
{
XNextEvent(dpy,&Event);
switch(Event.type)
{
case Expose:
exposed = 1;
RedrawWindow(target);
break;
case ConfigureNotify:
XGetGeometry(dpy,main_win,&root,&x,&y,
(unsigned int *)&tw,(unsigned int *)&th,
(unsigned int *)&border_width,
(unsigned int *)&depth);
if((tw != Width)||(th!= Height))
{
XResizeWindow(dpy,holder_win,tw-BAR_WIDTH-PAD_WIDTH3,
th-BAR_WIDTH-PAD_WIDTH3);
Width = tw;
Height = th;
if(target_y_offset + Height - BAR_WIDTH > target_height)
target_y_offset = target_height - Height + BAR_WIDTH;
if(target_y_offset < 0)
target_y_offset = 0;
if(target_x_offset < 0)
target_x_offset = 0;
if(target_x_offset + Width - BAR_WIDTH > target_width)
target_x_offset = target_width - Width + BAR_WIDTH;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
exposed = 1;
RedrawWindow(target);
}
break;
case ButtonPress:
if((Event.xbutton.y > Height-BAR_WIDTH) &&
(Event.xbutton.x < SCROLL_BAR_WIDTH+PAD_WIDTH3))
{
motion = LEFT;
exposed = 2;
RedrawWindow(target);
}
else if((Event.xbutton.y > Height-BAR_WIDTH) &&
(Event.xbutton.x > Width-BAR_WIDTH-SCROLL_BAR_WIDTH-2) &&
(Event.xbutton.x < Width-BAR_WIDTH))
{
motion = RIGHT;
exposed = 2;
RedrawWindow(target);
}
else if((Event.xbutton.y < SCROLL_BAR_WIDTH+PAD_WIDTH3) &&
(Event.xbutton.x > Width-BAR_WIDTH))
{
motion = TOP;
exposed = 2;
RedrawWindow(target);
}
else if((Event.xbutton.y > Height-BAR_WIDTH-SCROLL_BAR_WIDTH-2) &&
(Event.xbutton.y < Height-BAR_WIDTH)&&
(Event.xbutton.x > Width-BAR_WIDTH))
{
motion = BOTTOM;
exposed = 2;
RedrawWindow(target);
}
else if((Event.xbutton.x > Width - BAR_WIDTH)&&
(Event.xbutton.y < Height- BAR_WIDTH))
{
motion = VERTICAL;
target_y_offset=(Event.xbutton.y-PAD_WIDTH3-SCROLL_BAR_WIDTH)*
target_height/
(Height-BAR_WIDTH-PAD_WIDTH3 - 2*SCROLL_BAR_WIDTH);
if(target_y_offset+Height-BAR_WIDTH -PAD_WIDTH3 > target_height)
target_y_offset = target_height - Height+BAR_WIDTH+PAD_WIDTH3;
if(target_y_offset < 0)
target_y_offset = 0;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
RedrawWindow(target);
}
else if((Event.xbutton.y > Height- BAR_WIDTH ) &&
(Event.xbutton.x < Width- BAR_WIDTH))
{
motion=HORIZONTAL;
target_x_offset=(Event.xbutton.x -PAD_WIDTH3-SCROLL_BAR_WIDTH)*
target_width/
(Width-BAR_WIDTH-PAD_WIDTH3-2*SCROLL_BAR_WIDTH);
if(target_x_offset < 0)
target_x_offset = 0;
if(target_x_offset + Width - BAR_WIDTH -PAD_WIDTH3> target_width)
target_x_offset = target_width - Width + BAR_WIDTH+PAD_WIDTH3;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
RedrawWindow(target);
}
else if((Event.xbutton.y > Height- BAR_WIDTH ) &&
(Event.xbutton.x > Width- BAR_WIDTH))
{
exposed = 2;
motion=QUIT;
}
RedrawWindow(target);
break;
case ButtonRelease:
if((Event.xbutton.y > Height- BAR_WIDTH ) &&
(Event.xbutton.x > Width- BAR_WIDTH)&&
(motion==QUIT))
{
XUnmapWindow(dpy,main_win);
XReparentWindow(dpy,target,Root,x,y);
XSync(dpy,0);
exit(0);
}
if((motion == LEFT)&&(Event.xbutton.y > Height-BAR_WIDTH) &&
(Event.xbutton.x < SCROLL_BAR_WIDTH+PAD_WIDTH3))
{
target_x_offset -= (Width-BAR_WIDTH-PAD_WIDTH2);
if(target_x_offset < 0)
target_x_offset = 0;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
motion = NONE;
exposed = 2;
}
else if((motion == RIGHT)&&(Event.xbutton.y > Height-BAR_WIDTH) &&
(Event.xbutton.x > Width-BAR_WIDTH-SCROLL_BAR_WIDTH-2) &&
(Event.xbutton.x < Width-BAR_WIDTH))
{
target_x_offset += (Width-BAR_WIDTH-PAD_WIDTH2);
if(target_x_offset+Width-BAR_WIDTH -PAD_WIDTH3 > target_width)
target_x_offset = target_width - Width+BAR_WIDTH+PAD_WIDTH3;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
motion = NONE;
exposed = 2;
}
else if((motion == TOP)&&
(Event.xbutton.y<SCROLL_BAR_WIDTH+PAD_WIDTH3)&&
(Event.xbutton.x > Width-BAR_WIDTH))
{
target_y_offset -= (Height-BAR_WIDTH-PAD_WIDTH2);
if(target_y_offset < 0)
target_y_offset = 0;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
motion = NONE;
exposed = 2;
}
else if((motion == BOTTOM)&&
(Event.xbutton.y > Height-BAR_WIDTH-SCROLL_BAR_WIDTH-2) &&
(Event.xbutton.y < Height-BAR_WIDTH)&&
(Event.xbutton.x > Width-BAR_WIDTH))
{
target_y_offset += (Height-BAR_WIDTH-PAD_WIDTH2);
if(target_y_offset+Height-BAR_WIDTH -PAD_WIDTH3 > target_height)
target_y_offset = target_height - Height+BAR_WIDTH+PAD_WIDTH3;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
motion = NONE;
exposed = 2;
}
if(motion == VERTICAL)
{
target_y_offset=(Event.xbutton.y-PAD_WIDTH3-SCROLL_BAR_WIDTH)*target_height/
(Height-BAR_WIDTH-PAD_WIDTH3 - 2*SCROLL_BAR_WIDTH);
if(target_y_offset+Height-BAR_WIDTH -PAD_WIDTH3 > target_height)
target_y_offset = target_height - Height+BAR_WIDTH+PAD_WIDTH3;
if(target_y_offset < 0)
target_y_offset = 0;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
}
if(motion == HORIZONTAL)
{
target_x_offset=(Event.xbutton.x -PAD_WIDTH3-SCROLL_BAR_WIDTH)* target_width/
(Width-BAR_WIDTH-PAD_WIDTH3-2*SCROLL_BAR_WIDTH);
if(target_x_offset < 0)
target_x_offset = 0;
if(target_x_offset + Width - BAR_WIDTH -PAD_WIDTH3> target_width)
target_x_offset = target_width - Width + BAR_WIDTH+PAD_WIDTH3;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
}
RedrawWindow(target);
motion = NONE;
break;
case MotionNotify:
if((motion == LEFT)&&((Event.xmotion.y < Height-BAR_WIDTH) ||
(Event.xmotion.x > SCROLL_BAR_WIDTH+PAD_WIDTH3)))
{
motion = NONE;
exposed = 2;
}
else if((motion == RIGHT)&&((Event.xmotion.y < Height-BAR_WIDTH) ||
(Event.xmotion.x < Width-BAR_WIDTH-SCROLL_BAR_WIDTH-2) ||
(Event.xmotion.x > Width-BAR_WIDTH)))
{
motion = NONE;
exposed = 2;
}
else if((motion == TOP)&&
((Event.xmotion.y>SCROLL_BAR_WIDTH+PAD_WIDTH3)||
(Event.xmotion.x < Width-BAR_WIDTH)))
{
motion = NONE;
exposed = 2;
}
else if((motion == BOTTOM)&&
((Event.xmotion.y < Height-BAR_WIDTH-SCROLL_BAR_WIDTH-2) ||
(Event.xmotion.y > Height-BAR_WIDTH)||
(Event.xmotion.x < Width-BAR_WIDTH)))
{
motion = NONE;
exposed = 2;
}
if(motion == VERTICAL)
{
target_y_offset=(Event.xmotion.y-PAD_WIDTH3-SCROLL_BAR_WIDTH)*
target_height/
(Height-BAR_WIDTH-PAD_WIDTH3-2*SCROLL_BAR_WIDTH);
if(target_y_offset+Height-BAR_WIDTH -PAD_WIDTH3 > target_height)
target_y_offset = target_height - Height+BAR_WIDTH+PAD_WIDTH3;
if(target_y_offset < 0)
target_y_offset = 0;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
}
if(motion == HORIZONTAL)
{
target_x_offset=(Event.xmotion.x -PAD_WIDTH3-SCROLL_BAR_WIDTH)*
target_width/
(Width-BAR_WIDTH-PAD_WIDTH3-2*SCROLL_BAR_WIDTH);
if(target_x_offset < 0)
target_x_offset = 0;
if(target_x_offset + Width - BAR_WIDTH -PAD_WIDTH3> target_width)
target_x_offset = target_width - Width + BAR_WIDTH+PAD_WIDTH3;
XMoveWindow(dpy,target,-target_x_offset, -target_y_offset);
}
if((motion == QUIT)&&
((Event.xbutton.y < Height- BAR_WIDTH )||
(Event.xbutton.x < Width- BAR_WIDTH)))
{
motion = NONE;
exposed = 2;
}
RedrawWindow(target);
break;
case ClientMessage:
if ((Event.xclient.format==32) &&
(Event.xclient.data.l[0]==wm_del_win))
{
DeadPipe(1);
}
break;
case PropertyNotify:
if(Event.xproperty.atom == XA_WM_NAME)
{
if(XFetchName(dpy, target, &temp)==0)
temp = NULL;
change_window_name(temp);
}
else if (Event.xproperty.atom == XA_WM_ICON_NAME)
{
if (XGetWindowProperty (dpy,
target, Event.xproperty.atom, 0,
MAX_ICON_NAME_LEN, False, XA_STRING,
&actual,&actual_format, &nitems,
&bytesafter, (unsigned char **) &prop)
== Success && (prop != NULL))
change_icon_name(prop);
}
else if(Event.xproperty.atom == XA_WM_HINTS)
{
XWMHints *wmhints;
wmhints = XGetWMHints(dpy,target);
XSetWMHints(dpy,main_win, wmhints);
XFree(wmhints);
}
else if(Event.xproperty.atom == XA_WM_NORMAL_HINTS)
{
/* don't do Normal Hints. They alter the size of the window */
}
else if (Event.xproperty.atom == _XA_WM_COLORMAP_WINDOWS)
{
}
break;
case DestroyNotify:
DeadPipe(1);
break;
case UnmapNotify:
break;
case MapNotify:
XMapWindow(dpy,main_win);
break;
case FocusIn:
XSetInputFocus(dpy,target,RevertToParent,CurrentTime);
break;
case ColormapNotify:
{
XWindowAttributes xwa;
if(XGetWindowAttributes(dpy,target, &xwa) != 0)
{
XSetWindowColormap(dpy,main_win,xwa.colormap);
}
}
break;
default:
break;
}
}
return;
}
/************************************************************************
*
* Draw the window
*
***********************************************************************/
void RedrawWindow(Window target)
{
static int xv= 0,yv= 0,hv=0,wv=0;
static int xh=0,yh=0,hh=0,wh=0;
int x,y,w,h;
XEvent dummy;
while (XCheckTypedWindowEvent (dpy, main_win, Expose, &dummy))
exposed |= 1;
XSetWindowBorderWidth(dpy,target,0);
RelieveWindow(main_win,PAD_WIDTH3-2,PAD_WIDTH3-2,
Width-BAR_WIDTH-PAD_WIDTH3+4,
Height-BAR_WIDTH-PAD_WIDTH3+4,ShadowGC,ReliefGC);
y = (Height-BAR_WIDTH-PAD_WIDTH3-2*SCROLL_BAR_WIDTH)*
target_y_offset/target_height
+ PAD_WIDTH2 + 2 + SCROLL_BAR_WIDTH;
x = Width-SCROLL_BAR_WIDTH- PAD_WIDTH2-2;
w = SCROLL_BAR_WIDTH;
h = (Height-BAR_WIDTH-PAD_WIDTH3-2*SCROLL_BAR_WIDTH)*
(Height-BAR_WIDTH-PAD_WIDTH3)/
target_height;
if((y!=yv)||(x != xv)||(w != wv)||(h != hv)||(exposed & 1))
{
yv = y;
xv = x;
wv = w;
hv = h;
XClearArea(dpy,main_win,x,PAD_WIDTH3+SCROLL_BAR_WIDTH,
w,Height-BAR_WIDTH-PAD_WIDTH3-2*SCROLL_BAR_WIDTH,False);
RelieveWindow(main_win,x,y,w,h,ReliefGC,ShadowGC);
}
if(exposed & 1)
RelieveWindow(main_win,x-2,PAD_WIDTH2,
w+4,Height-BAR_WIDTH-PAD_WIDTH2+2,ShadowGC,ReliefGC);
if(exposed)
{
if(motion == TOP)
RedrawTopButton(ShadowGC,ReliefGC,x,PAD_WIDTH3);
else
RedrawTopButton(ReliefGC,ShadowGC,x,PAD_WIDTH3);
if(motion == BOTTOM)
RedrawBottomButton(ShadowGC,ReliefGC,x,
Height-BAR_WIDTH-SCROLL_BAR_WIDTH);
else
RedrawBottomButton(ReliefGC,ShadowGC,x,
Height-BAR_WIDTH-SCROLL_BAR_WIDTH);
}
x = (Width-BAR_WIDTH-PAD_WIDTH3-2*SCROLL_BAR_WIDTH)*target_x_offset/
target_width+PAD_WIDTH2+2 + SCROLL_BAR_WIDTH;
y = Height-SCROLL_BAR_WIDTH-PAD_WIDTH2-2;
w = (Width-BAR_WIDTH-PAD_WIDTH3-2*SCROLL_BAR_WIDTH)*
(Width-BAR_WIDTH-PAD_WIDTH3)/target_width;
h = SCROLL_BAR_WIDTH;
if((y!=yh)||(x != xh)||(w != wh)||(h != hh)||(exposed & 1))
{
yh = y;
xh = x;
wh = w;
hh = h;
XClearArea(dpy,main_win,PAD_WIDTH3+SCROLL_BAR_WIDTH,y,
Width-BAR_WIDTH-PAD_WIDTH3-2*SCROLL_BAR_WIDTH,h,False);
RelieveWindow(main_win,x,y,w,h,ReliefGC,ShadowGC);
}
if(exposed& 1)
{
RelieveWindow(main_win,PAD_WIDTH2,y-2,Width-BAR_WIDTH-PAD_WIDTH2+2,h+4,
ShadowGC,ReliefGC);
}
if(exposed)
{
if(motion == LEFT)
RedrawLeftButton(ShadowGC,ReliefGC,PAD_WIDTH3,y);
else
RedrawLeftButton(ReliefGC,ShadowGC,PAD_WIDTH3,y);
if(motion ==RIGHT)
RedrawRightButton(ShadowGC,ReliefGC,
Width-BAR_WIDTH-SCROLL_BAR_WIDTH,y);
else
RedrawRightButton(ReliefGC,ShadowGC,
Width-BAR_WIDTH-SCROLL_BAR_WIDTH,y);
}
if(exposed)
{
XClearArea(dpy,main_win,Width-BAR_WIDTH+2,
Height-BAR_WIDTH+2,BAR_WIDTH-3,BAR_WIDTH-3,False);
if(motion == QUIT)
RelieveWindow(main_win,Width-SCROLL_BAR_WIDTH-PAD_WIDTH2-4,
Height-SCROLL_BAR_WIDTH-PAD_WIDTH2-4,
SCROLL_BAR_WIDTH+4,SCROLL_BAR_WIDTH+4,
ShadowGC,ReliefGC);
else
RelieveWindow(main_win,Width-SCROLL_BAR_WIDTH-PAD_WIDTH2-4,
Height-SCROLL_BAR_WIDTH-PAD_WIDTH2-4,
SCROLL_BAR_WIDTH+4,SCROLL_BAR_WIDTH+4,
ReliefGC,ShadowGC);
}
exposed = 0;
}
/**************************************************************************
* Change the window name displayed in the title bar.
**************************************************************************/
void change_window_name(char *str)
{
XTextProperty name;
if(str == NULL)
return;
if (XStringListToTextProperty(&str,1,&name) == 0)
{
fprintf(stderr,"%s: cannot allocate window name",MyName);
return;
}
XSetWMName(dpy,main_win,&name);
XFree(name.value);
}
/**************************************************************************
* Change the window name displayed in the icon.
**************************************************************************/
void change_icon_name(char *str)
{
XTextProperty name;
if(str == NULL)return;
if (XStringListToTextProperty(&str,1,&name) == 0)
{
fprintf(stderr,"%s: cannot allocate window name",MyName);
return;
}
XSetWMIconName(dpy,main_win,&name);
XFree(name.value);
}
void GrabWindow(Window target)
{
char *temp;
Window Junk,root;
unsigned int tw,th,border_width,depth;
int x,y;
char *prop = NULL;
Atom actual = None;
int actual_format;
unsigned long nitems, bytesafter;
XUnmapWindow(dpy,target);
XSync(dpy,0);
XGetGeometry(dpy,target,&root,&x,&y,
(unsigned int *)&tw,(unsigned int *)&th,
(unsigned int *)&border_width,
(unsigned int *)&depth);
XSync(dpy,0);
XTranslateCoordinates(dpy, target, Root, 0, 0, &x,&y, &Junk);
InitPictureCMap(dpy,Root); /* store the window cmap for GetShadow */
CreateWindow(x,y,tw,th);
XSetWindowBorderWidth(dpy,target,0);
XReparentWindow(dpy,target, holder_win,0,0);
XMapWindow(dpy,target);
XSelectInput(dpy,target, PropertyChangeMask|StructureNotifyMask|
ColormapChangeMask);
if(XFetchName(dpy, target, &temp)==0)
temp = NULL;
if (XGetWindowProperty (dpy,
target, XA_WM_ICON_NAME, 0,
MAX_ICON_NAME_LEN, False, XA_STRING,
&actual,&actual_format, &nitems,
&bytesafter, (unsigned char **) &prop)
== Success && (prop != NULL))
{
change_icon_name(prop);
XFree(prop);
}
change_window_name(temp);
{
XWMHints *wmhints;
wmhints = XGetWMHints(dpy,target);
if(wmhints != NULL)
{
XSetWMHints(dpy,main_win, wmhints);
XFree(wmhints);
}
}
{
XWindowAttributes xwa;
if(XGetWindowAttributes(dpy,target, &xwa) != 0)
{
XSetWindowColormap(dpy,main_win,xwa.colormap);
}
}
XMapWindow(dpy,main_win);
RedrawWindow(target);
XFree(temp);
}
void RedrawLeftButton(GC rgc, GC sgc,int x1,int y1)
{
XSegment seg[4];
int i=0;
seg[i].x1 = x1+1; seg[i].y1 = y1+SCROLL_BAR_WIDTH/2;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 2; seg[i++].y2 = y1+1;
seg[i].x1 = x1; seg[i].y1 = y1+SCROLL_BAR_WIDTH/2;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 1; seg[i++].y2 = y1;
XDrawSegments(dpy, main_win, rgc, seg, i);
i = 0;
seg[i].x1 = x1+1; seg[i].y1 =y1+ SCROLL_BAR_WIDTH/2;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 2; seg[i++].y2 =y1+ SCROLL_BAR_WIDTH - 2;
seg[i].x1 = x1; seg[i].y1 = y1+SCROLL_BAR_WIDTH/2;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 1; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 1;
seg[i].x1 = x1+SCROLL_BAR_WIDTH - 2; seg[i].y1 = y1+1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 2; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 2;
seg[i].x1 = x1+SCROLL_BAR_WIDTH - 1; seg[i].y1 = y1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 1; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 1;
XDrawSegments(dpy,main_win, sgc, seg, i);
}
void RedrawRightButton(GC rgc, GC sgc,int x1,int y1)
{
XSegment seg[4];
int i=0;
seg[i].x1 = x1+1; seg[i].y1 = y1+1;
seg[i].x2 = x1+1; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 2;
seg[i].x1 = x1; seg[i].y1 = y1;
seg[i].x2 = x1; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 1;
seg[i].x1 = x1+1; seg[i].y1 = y1+1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 2; seg[i++].y2 = y1+SCROLL_BAR_WIDTH/2;
seg[i].x1 = x1; seg[i].y1 = y1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 1; seg[i++].y2 = y1+SCROLL_BAR_WIDTH/2;
XDrawSegments(dpy, main_win, rgc, seg, i);
i = 0;
seg[i].x1 = x1; seg[i].y1 = y1+SCROLL_BAR_WIDTH - 2;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 2; seg[i++].y2 = y1+SCROLL_BAR_WIDTH/2;
seg[i].x1 = x1; seg[i].y1 = y1+SCROLL_BAR_WIDTH - 1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 1; seg[i++].y2 = y1+SCROLL_BAR_WIDTH/2;
XDrawSegments(dpy,main_win, sgc, seg, i);
}
void RedrawTopButton(GC rgc, GC sgc,int x1,int y1)
{
XSegment seg[4];
int i=0;
seg[i].x1 = x1+SCROLL_BAR_WIDTH/2; seg[i].y1 = y1+1;
seg[i].x2 = x1+1; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 2;
seg[i].x1 = x1+SCROLL_BAR_WIDTH/2; seg[i].y1 = y1;
seg[i].x2 = x1+0; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 1;
XDrawSegments(dpy, main_win, rgc, seg, i);
i = 0;
seg[i].x1 = x1+SCROLL_BAR_WIDTH/2; seg[i].y1 = y1+1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 2; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 2;
seg[i].x1 = x1+SCROLL_BAR_WIDTH/2; seg[i].y1 = y1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 1; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 1;
seg[i].x1 = x1+1; seg[i].y1 = y1+SCROLL_BAR_WIDTH - 2;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 2; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 2;
seg[i].x1 = x1+0; seg[i].y1 = y1+SCROLL_BAR_WIDTH - 1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 1; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 1;
XDrawSegments(dpy,main_win, sgc, seg, i);
}
void RedrawBottomButton(GC rgc, GC sgc,int x1, int y1)
{
XSegment seg[4];
int i=0;
seg[i].x1 = x1+1; seg[i].y1 = y1+1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH/2; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 2;
seg[i].x1 = x1; seg[i].y1 = y1+0;
seg[i].x2 = x1+SCROLL_BAR_WIDTH/2; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 1;
seg[i].x1 = x1+1; seg[i].y1 = y1+1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 2; seg[i++].y2 = y1+1;
seg[i].x1 = x1; seg[i].y1 = y1+0;
seg[i].x2 = x1+SCROLL_BAR_WIDTH - 1; seg[i++].y2 = y1+0;
XDrawSegments(dpy,main_win, rgc, seg, i);
i = 0;
seg[i].x1 = x1+SCROLL_BAR_WIDTH - 2; seg[i].y1 = y1+1;
seg[i].x2 = x1+SCROLL_BAR_WIDTH/2; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 2;
seg[i].x1 = x1+SCROLL_BAR_WIDTH - 1; seg[i].y1 = y1+0;
seg[i].x2 = x1+SCROLL_BAR_WIDTH/2; seg[i++].y2 = y1+SCROLL_BAR_WIDTH - 1;
XDrawSegments(dpy, main_win, sgc, seg, i);
}
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