void SetDeskPageBackground(const Command *c)
{
Display *dpy2 = NULL;
Window root2 = None;
int screen2;
Pixmap pix = None;
current_colorset = -1;
/* FvwmBacker bg preperation */
switch (c->type)
{
case 1: /* solid colors */
case 2: /* colorset */
dpy2 = XOpenDisplay(displayName);
if (!dpy2)
{
fvwm_msg(ERR, "FvwmBacker",
"Fail to create a forking dpy, Exit!");
exit(2);
}
screen2 = DefaultScreen(dpy2);
root2 = RootWindow(dpy2, screen2);
if (RetainPixmap)
{
XSetCloseDownMode(dpy2, RetainPermanent);
}
XGrabServer(dpy2);
DeleteRootAtoms(dpy2, root2);
switch (c->type)
{
case 2:
current_colorset = c->colorset;
/* Process a colorset */
if (CSET_IS_TRANSPARENT(c->colorset))
{
fvwm_msg(ERR,"FvwmBacker", "You cannot "
"use a transparent colorset as "
"background!");
XUngrabServer(dpy2);
XCloseDisplay(dpy2);
return;
}
else if (Pdepth != DefaultDepth(dpy2, screen2))
{
fvwm_msg(ERR,"FvwmBacker", "You cannot "
"use a colorset background if\n"
"the fvwm depth is not equal "
"to the root depth!");
XUngrabServer(dpy2);
XCloseDisplay(dpy2);
return;
}
else if (RetainPixmap)
{
pix = CreateBackgroundPixmap(
dpy2, root2, MyDisplayWidth,
MyDisplayHeight,
&Colorset[c->colorset],
DefaultDepth(dpy2, screen2),
DefaultGC(dpy2, screen2), False);
if (pix != None)
{
XSetWindowBackgroundPixmap(
dpy2, root2, pix);
XClearWindow(dpy2, root2);
}
}
else
{
SetWindowBackground(
dpy2, root2, MyDisplayWidth,
MyDisplayHeight,
&Colorset[c->colorset],
DefaultDepth(dpy2, screen2),
DefaultGC(dpy2, screen2), True);
}
break;
case 1: /* Process a solid color request */
if (RetainPixmap)
{
GC gc;
XGCValues xgcv;
xgcv.foreground = c->solidColor;
gc = fvwmlib_XCreateGC(
dpy2, root2, GCForeground,
&xgcv);
pix = XCreatePixmap(
dpy2, root2, 1, 1,
DefaultDepth(dpy2, screen2));
XFillRectangle(
dpy2, pix, gc, 0, 0, 1, 1);
XFreeGC(dpy2, gc);
}
XSetWindowBackground(dpy2, root2, c->solidColor);
XClearWindow(dpy2, root2);
break;
}
SetRootAtoms(dpy2, root2, pix);
XUngrabServer(dpy2);
XCloseDisplay(dpy2); /* this XSync, Ungrab, ...etc */
break;
case -1:
case 0:
default:
if(c->cmdStr != NULL)
{
SendFvwmPipe(fvwm_fd, c->cmdStr, (unsigned long)0);
}
break;
}
}
/* read an X event */
void ReadXServer (void)
{
static XEvent event;
int old_cursor = 0, keypress;
Item *item, *old_item;
KeySym ks;
char *sp, *dp;
static unsigned char buf[10]; /* unsigned for international */
static int n;
while (FEventsQueued(dpy, QueuedAfterReading)) {
FNextEvent(dpy, &event);
if (event.xany.window == CF.frame) {
switch (event.type) {
case ClientMessage:
{
if(event.xclient.format == 32 &&
event.xclient.data.l[0] == wm_del_win)
{
exit(0);
}
}
break;
case ConfigureNotify: /* has window be reconfigured */
{
XEvent tmpe;
while (FCheckTypedWindowEvent(
dpy, CF.frame, ConfigureNotify, &tmpe))
{
if (!tmpe.xconfigure.send_event)
continue;
event.xconfigure.x = tmpe.xconfigure.x;
event.xconfigure.y = tmpe.xconfigure.y;
event.xconfigure.send_event = True;
}
if (CF.max_width != event.xconfigure.width ||
CF.total_height != event.xconfigure.height)
{
/* adjust yourself... do noting */
ResizeFrame();
CF.max_width = event.xconfigure.width;
CF.total_height = event.xconfigure.height;
UpdateRootTransapency(False, True);
if (!CSET_IS_TRANSPARENT(colorset))
{
RedrawFrame(NULL);
}
}
else if (event.xconfigure.send_event)
{
UpdateRootTransapency(False, True);
}
}
break;
#if 0
case SelectionClear:
selection_clear ();
break;
case SelectionNotify:
selection_paste ();
break;
case SelectionRequest:
selection_send ();
break;
#endif
case Expose:
{
int ex = event.xexpose.x;
int ey = event.xexpose.y;
int ex2 = event.xexpose.x + event.xexpose.width;
int ey2 = event.xexpose.y + event.xexpose.height;
while (FCheckTypedWindowEvent(dpy, CF.frame, Expose, &event))
{
ex = min(ex, event.xexpose.x);
ey = min(ey, event.xexpose.y);
ex2 = max(ex2, event.xexpose.x + event.xexpose.width);
ey2 = max(ey2 , event.xexpose.y + event.xexpose.height);
}
event.xexpose.x = ex;
event.xexpose.y = ey;
event.xexpose.width = ex2 - ex;
event.xexpose.height = ey2 - ey;
RedrawFrame(&event);
if (CF.grab_server && !CF.server_grabbed)
{
if (GrabSuccess ==
XGrabPointer(dpy, CF.frame, True, 0,
GrabModeAsync, GrabModeAsync,
None, None, CurrentTime))
CF.server_grabbed = 1;
}
}
break;
case VisibilityNotify:
if (CF.server_grabbed &&
event.xvisibility.state != VisibilityUnobscured)
{
/* raise our window to the top */
XRaiseWindow(dpy, CF.frame);
XSync(dpy, 0);
}
break;
case KeyPress: /* we do text input here */
n = XLookupString(&event.xkey, (char *)buf, sizeof(buf), &ks, NULL);
keypress = buf[0];
myfprintf((stderr, "Keypress [%s]\n", buf));
if (n == 0) { /* not a regular key, translate it into one */
switch (ks) {
case XK_Home:
case XK_Begin:
buf[0] = '\001'; /* ^A */
break;
case XK_End:
buf[0] = '\005'; /* ^E */
break;
case XK_Left:
buf[0] = '\002'; /* ^B */
break;
case XK_Right:
buf[0] = '\006'; /* ^F */
break;
case XK_Up:
buf[0] = '\020'; /* ^P */
break;
case XK_Down:
buf[0] = '\016'; /* ^N */
break;
default:
if (ks >= XK_F1 && ks <= XK_F35) {
buf[0] = '\0';
keypress = 257 + ks - XK_F1;
} else
goto no_redraw; /* no action for this event */
}
}
switch (ks) { /* regular key, may need adjustment */
case XK_Tab:
#ifdef XK_XKB_KEYS
case XK_ISO_Left_Tab:
#endif
if (event.xkey.state & ShiftMask) { /* shifted key */
buf[0] = '\020'; /* chg shift tab to ^P */
}
break;
case '>':
if (event.xkey.state & Mod1Mask) { /* Meta, shift > */
process_history(1);
goto redraw_newcursor;
}
break;
case '<':
if (event.xkey.state & Mod1Mask) { /* Meta, shift < */
process_history(-1);
goto redraw_newcursor;
}
break;
}
if (!CF.cur_input) { /* no text input fields */
for (item = root_item_ptr; item != 0;
item = item->header.next) {/* all items */
if (item->type == I_BUTTON && item->button.keypress == keypress) {
RedrawItem(item, 1, NULL);
usleep(MICRO_S_FOR_10MS);
RedrawItem(item, 0, NULL);
DoCommand(item);
goto no_redraw;
}
}
break;
} else if (CF.cur_input == CF.cur_input->input.next_input) {
/* 1 ip field */
switch (buf[0]) {
case '\020': /* ^P previous field */
process_history(-1);
goto redraw_newcursor;
break;
case '\016': /* ^N next field */
process_history(1);
goto redraw_newcursor;
break;
} /* end switch */
} /* end one input field */
switch (buf[0]) {
case '\001': /* ^A */
old_cursor = CF.abs_cursor;
CF.rel_cursor = 0;
CF.abs_cursor = 0;
CF.cur_input->input.left = 0;
goto redraw_newcursor;
break;
case '\005': /* ^E */
old_cursor = CF.abs_cursor;
CF.rel_cursor = CF.cur_input->input.n;
if ((CF.cur_input->input.left =
CF.rel_cursor - CF.cur_input->input.size) < 0)
CF.cur_input->input.left = 0;
CF.abs_cursor = CF.rel_cursor - CF.cur_input->input.left;
goto redraw_newcursor;
break;
case '\002': /* ^B */
old_cursor = CF.abs_cursor;
if (CF.rel_cursor > 0) {
CF.rel_cursor--;
CF.abs_cursor--;
if (CF.abs_cursor <= 0 && CF.rel_cursor > 0) {
CF.abs_cursor++;
CF.cur_input->input.left--;
}
}
goto redraw_newcursor;
break;
case '\006': /* ^F */
old_cursor = CF.abs_cursor;
if (CF.rel_cursor < CF.cur_input->input.n) {
CF.rel_cursor++;
CF.abs_cursor++;
if (CF.abs_cursor >= CF.cur_input->input.size &&
CF.rel_cursor < CF.cur_input->input.n) {
CF.abs_cursor--;
CF.cur_input->input.left++;
}
}
goto redraw_newcursor;
break;
case '\010': /* ^H */
old_cursor = CF.abs_cursor;
if (CF.rel_cursor > 0) {
sp = CF.cur_input->input.value + CF.rel_cursor;
dp = sp - 1;
for (; *dp = *sp, *sp != '\0'; dp++, sp++);
CF.cur_input->input.n--;
CF.rel_cursor--;
if (CF.rel_cursor < CF.abs_cursor) {
CF.abs_cursor--;
if (CF.abs_cursor <= 0 && CF.rel_cursor > 0) {
CF.abs_cursor++;
CF.cur_input->input.left--;
}
} else
CF.cur_input->input.left--;
}
goto redraw_newcursor;
break;
case '\177': /* DEL */
case '\004': /* ^D */
if (CF.rel_cursor < CF.cur_input->input.n) {
sp = CF.cur_input->input.value + CF.rel_cursor + 1;
dp = sp - 1;
for (; *dp = *sp, *sp != '\0'; dp++, sp++);
CF.cur_input->input.n--;
goto redraw_newcursor;
}
break;
case '\013': /* ^K */
CF.cur_input->input.value[CF.rel_cursor] = '\0';
CF.cur_input->input.n = CF.rel_cursor;
goto redraw_newcursor;
case '\025': /* ^U */
CF.cur_input->input.value[0] = '\0';
CF.cur_input->input.n = CF.cur_input->input.left = 0;
CF.rel_cursor = CF.abs_cursor = 0;
goto redraw_newcursor;
case '\020': /* ^P previous field */
old_item = CF.cur_input;
CF.cur_input = old_item->input.prev_input; /* new current input fld */
RedrawItem(old_item, 1, NULL);
CF.rel_cursor = CF.abs_cursor = 0; /* home cursor in new input field */
goto redraw;
break;
case '\t':
case '\n':
case '\015':
case '\016': /* LINEFEED, TAB, RETURN, ^N, jump to the next field */
switch (process_tabtypes(&buf[0])) {
case 0: goto no_redraw;break;
case 1: goto redraw;break;
}
break;
default:
old_cursor = CF.abs_cursor;
if((buf[0] >= ' ' &&
buf[0] < '\177') ||
(buf[0] >= 160)) { /* regular or intl char */
process_regular_char_input(&buf[0]); /* insert into input field */
goto redraw_newcursor;
}
/* unrecognized key press, check for buttons */
for (item = root_item_ptr; item != 0; item = item->header.next)
{
/* all items */
myfprintf((stderr, "Button: keypress==%d\n",
item->button.keypress));
if (item->type == I_BUTTON && item->button.keypress == keypress) {
RedrawItem(item, 1, NULL);
usleep(MICRO_S_FOR_10MS); /* .1 seconds */
RedrawItem(item, 0, NULL);
DoCommand(item);
goto no_redraw;
}
}
break;
}
redraw_newcursor:
{
XSetForeground(dpy, CF.cur_input->header.dt_ptr->dt_item_GC,
CF.cur_input->header.dt_ptr->dt_colors[c_item_bg]);
/* Since DrawString is being used, I changed this to clear the
entire input field. dje 10/24/99. */
XClearArea(dpy, CF.cur_input->header.win,
BOX_SPC + TEXT_SPC - 1, BOX_SPC,
CF.cur_input->header.size_x
- (2 * BOX_SPC) - 2 - TEXT_SPC,
(CF.cur_input->header.size_y - 1)
- 2 * BOX_SPC + 1, False);
}
redraw:
{
int len, x, dy;
len = CF.cur_input->input.n - CF.cur_input->input.left;
XSetForeground(dpy, CF.cur_input->header.dt_ptr->dt_item_GC,
CF.cur_input->header.dt_ptr->dt_colors[c_item_fg]);
if (len > CF.cur_input->input.size)
len = CF.cur_input->input.size;
CF.cur_input->header.dt_ptr->dt_Fstr->win = CF.cur_input->header.win;
CF.cur_input->header.dt_ptr->dt_Fstr->gc =
CF.cur_input->header.dt_ptr->dt_item_GC;
CF.cur_input->header.dt_ptr->dt_Fstr->flags.has_colorset = False;
if (itemcolorset >= 0)
{
CF.cur_input->header.dt_ptr->dt_Fstr->colorset =
&Colorset[itemcolorset];
CF.cur_input->header.dt_ptr->dt_Fstr->flags.has_colorset = True;
}
CF.cur_input->header.dt_ptr->dt_Fstr->str = CF.cur_input->input.value;
CF.cur_input->header.dt_ptr->dt_Fstr->x = BOX_SPC + TEXT_SPC;
CF.cur_input->header.dt_ptr->dt_Fstr->y = BOX_SPC + TEXT_SPC
+ CF.cur_input->header.dt_ptr->dt_Ffont->ascent;
CF.cur_input->header.dt_ptr->dt_Fstr->len = len;
FlocaleDrawString(dpy,
CF.cur_input->header.dt_ptr->dt_Ffont,
CF.cur_input->header.dt_ptr->dt_Fstr,
FWS_HAVE_LENGTH);
x = BOX_SPC + TEXT_SPC +
FlocaleTextWidth(CF.cur_input->header.dt_ptr->dt_Ffont,
CF.cur_input->input.value,CF.abs_cursor)
- 1;
dy = CF.cur_input->header.size_y - 1;
XDrawLine(dpy, CF.cur_input->header.win,
CF.cur_input->header.dt_ptr->dt_item_GC,
x, BOX_SPC, x, dy - BOX_SPC);
myfprintf((stderr,"Line %d/%d - %d/%d (char)\n",
x, BOX_SPC, x, dy - BOX_SPC));
}
no_redraw:
break; /* end of case KeyPress */
} /* end of switch (event.type) */
continue;
} /* end of if (event.xany.window == CF.frame) */
for (item = root_item_ptr; item != 0;
item = item->header.next) { /* all items */
if (event.xany.window == item->header.win) {
switch (event.type) {
case Expose:
{
int ex = event.xexpose.x;
int ey = event.xexpose.y;
int ex2 = event.xexpose.x + event.xexpose.width;
int ey2 = event.xexpose.y + event.xexpose.height;
while (FCheckTypedWindowEvent(
dpy, item->header.win, Expose, &event))
{
ex = min(ex, event.xexpose.x);
ey = min(ey, event.xexpose.y);
ex2 = max(ex2, event.xexpose.x + event.xexpose.width);
ey2 = max(ey2 , event.xexpose.y + event.xexpose.height);
}
event.xexpose.x = ex;
event.xexpose.y = ey;
event.xexpose.width = ex2 - ex;
event.xexpose.height = ey2 - ey;
RedrawItem(item, 0, &event);
}
break;
case ButtonPress:
if (item->type == I_INPUT) {
old_item = CF.cur_input;
CF.cur_input = item;
RedrawItem(old_item, 1, NULL);
{
Bool done = False;
CF.abs_cursor = 0;
while(CF.abs_cursor <= item->input.size && !done)
{
if (FlocaleTextWidth(item->header.dt_ptr->dt_Ffont,
item->input.value,
CF.abs_cursor) >=
event.xbutton.x - BOX_SPC - TEXT_SPC)
{
done = True;
CF.abs_cursor--;
}
else
{
CF.abs_cursor++;
}
}
}
if (CF.abs_cursor < 0)
CF.abs_cursor = 0;
if (CF.abs_cursor > item->input.size)
CF.abs_cursor = item->input.size;
CF.rel_cursor = CF.abs_cursor + item->input.left;
if (CF.rel_cursor < 0)
CF.rel_cursor = 0;
if (CF.rel_cursor > item->input.n)
CF.rel_cursor = item->input.n;
if (CF.rel_cursor > 0 && CF.rel_cursor == item->input.left)
item->input.left--;
if (CF.rel_cursor < item->input.n &&
CF.rel_cursor == item->input.left + item->input.size)
item->input.left++;
CF.abs_cursor = CF.rel_cursor - item->input.left;
if (event.xbutton.button == Button2) { /* if paste request */
process_paste_request (&event, item);
}
RedrawItem(item, 0, NULL);
}
if (item->type == I_CHOICE)
ToggleChoice(item);
if (item->type == I_BUTTON) {
RedrawItem(item, 1, NULL); /* push button in */
if (CF.activate_on_press) {
usleep(MICRO_S_FOR_10MS); /* make sure its visible */
RedrawItem(item, 0, NULL); /* pop button out */
DoCommand(item); /* execute the button command */
} else {
XGrabPointer(dpy, item->header.win,
False, /* owner of events */
ButtonReleaseMask, /* events to report */
GrabModeAsync, /* keyboard mode */
GrabModeAsync, /* pointer mode */
None, /* confine to */
/* I sort of like this, the hand points in
the other direction and the color is
reversed. I don't know what other GUIs do,
Java doesn't do anything, neither does anything
else I can find...dje */
CF.pointer[button_in_pointer], /* cursor */
CurrentTime);
} /* end activate on press */
}
break;
case ButtonRelease:
if (!CF.activate_on_press) {
RedrawItem(item, 0, NULL);
if (CF.grab_server && CF.server_grabbed) {
/* You have to regrab the pointer, or focus
can go to another window.
grab...
*/
XGrabPointer(dpy, CF.frame, True, 0, GrabModeAsync, GrabModeAsync,
None, None, CurrentTime);
XFlush(dpy);
} else {
XUngrabPointer(dpy, CurrentTime);
XFlush(dpy);
}
if (event.xbutton.x >= 0 &&
event.xbutton.x < item->header.size_x &&
event.xbutton.y >= 0 &&
event.xbutton.y < item->header.size_y) {
DoCommand(item);
}
}
break;
}
}
} /* end of for (i = 0) */
} /* while loop */
}
void move_icon_to_position(
FvwmWindow *fw)
{
Bool draw_picture_w = False;
Bool draw_title_w = False;
if (fw->icon_g.picture_w_g.width > 0)
{
int cs;
if (Scr.Hilite == fw)
{
cs = fw->cs_hi;
}
else
{
cs = fw->cs;
}
XMoveWindow(
dpy, FW_W_ICON_PIXMAP(fw),
fw->icon_g.picture_w_g.x,
fw->icon_g.picture_w_g.y);
if (fw->icon_alphaPixmap ||
(cs >= 0 && Colorset[cs].icon_alpha_percent < 100) ||
CSET_IS_TRANSPARENT(fw->icon_background_cs) ||
(!IS_ICON_SHAPED(fw) && fw->icon_background_padding > 0))
{
draw_picture_w = True;
}
}
if (!HAS_NO_ICON_TITLE(fw))
{
int cs;
rectangle dummy;
if (Scr.Hilite == fw)
{
cs = fw->icon_title_cs_hi;
}
else
{
cs = fw->icon_title_cs;
}
XMoveWindow(
dpy, FW_W_ICON_TITLE(fw),
fw->icon_g.title_w_g.x,
fw->icon_g.title_w_g.y);
if (CSET_IS_TRANSPARENT(cs) &&
!get_visible_icon_picture_geometry(fw, &dummy) &&
get_visible_icon_title_geometry(fw, &dummy))
{
draw_title_w = True;
}
}
if (draw_title_w || draw_picture_w)
{
DrawIconWindow(
fw, draw_title_w, draw_picture_w, False, draw_picture_w,
NULL);
}
return;
}
