static void
_ZoomEwinRestore(EWin * ewin)
{
EwinBorderSetTo(ewin, ewin->normal_border);
ewin->state.zoomed = 0;
EwinMoveResize(ewin, ewin->save_fs.x, ewin->save_fs.y,
ewin->client.w, ewin->client.h, 0);
}
static MagWindow *
MagwinCreate(const char *title, int width, int height)
{
MagWindow *mw;
Win win;
int x, y, w, h;
mw = ECALLOC(MagWindow, 1);
if (!mw)
return NULL;
win = VROOT;
w = width;
h = height;
x = (win->w - w) / 2;
y = (win->h - h) / 2;
win = ECreateClientWindow(VROOT, x, y, w, h);
mw->title = title;
mw->ewin = AddInternalToFamily(win, NULL, EWIN_TYPE_MISC, &_MagEwinOps, mw);
if (!mw->ewin)
{
Efree(mw);
return NULL;
}
mw->filter = 1;
mw->disable_text = 1;
mw->ewin->o.ghost = 1;
EoSetLayer(mw->ewin, 10);
EwinMoveResize(mw->ewin, EoGetX(mw->ewin), EoGetY(mw->ewin),
mw->ewin->client.w, mw->ewin->client.h);
mw->ewin->client.event_mask |=
KeyPressMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask |
StructureNotifyMask;
ESelectInput(win, mw->ewin->client.event_mask);
EventCallbackRegister(win, MagwinEvent, mw);
EQueryPointer(VROOT, &mw->cx, &mw->cy, NULL, NULL);
mw->scale = Conf.magwin.zoom_res;
mw->step = 4;
return mw;
}
/* outstanding BUG: zooming on shaped windows leaves stuff exposed beneath them..... */
void
Zoom(EWin * ewin, int on)
{
if (Mode.wm.window)
return;
if (!ewin)
ewin = zoom_last_ewin;
if (!ewin)
return;
if (zoom_can == 0)
ZoomInit();
if (zoom_can <= 0)
return;
Dprintf("%s: on=%d\n", __func__, on);
if (!on)
{
/* Unzoom */
if (ewin != zoom_last_ewin)
return;
_ZoomEwinRestore(ewin);
SwitchRes(0, 0, 0, 0, 0, NULL, NULL);
zw = zh = 0;
zoom_last_ewin = NULL;
}
else if (ewin == zoom_last_ewin)
{
/* Already zoomed */
return;
}
else
{
/* Zoom */
if (ewin->state.fullscreen)
return;
if (!zoom_last_ewin) /* first zoom */
{
on = SwitchRes(1, 0, 0, ewin->client.w, ewin->client.h, &zw, &zh);
}
else /* we are zoomed in on another window already.... */
{
_ZoomEwinRestore(zoom_last_ewin);
if ((ewin->client.w <= zw) && (ewin->client.h <= zh) &&
((ewin->client.w >= zw / 2) || (ewin->client.h >= zh / 2)))
{
/* YAY no need to change resolution :-D */
}
else
{
/* SwitchRes only tracks the LAST mode, so we have to switch back to
* the original mode before switching to new target mode
* so that we can restore the original vid mode when we zoom
* out of the last window ;( */
SwitchRes(0, 0, 0, 0, 0, NULL, NULL);
on = SwitchRes(1, 0, 0, ewin->client.w, ewin->client.h,
&zw, &zh);
}
}
Dprintf("%s: SwitchRes=%d - client size %dx%d -> screen %dx%d\n",
__func__, on, ewin->client.w, ewin->client.h, zw, zh);
if (!on)
return;
ewin->save_fs.x = EoGetX(ewin);
ewin->save_fs.y = EoGetY(ewin);
EwinRaise(ewin);
EwinBorderSetTo(ewin, BorderCreateFiller(ewin->client.w,
ewin->client.h, zw, zh));
EwinMoveResize(ewin, 0, 0, ewin->client.w, ewin->client.h, 0);
ewin->state.zoomed = 1;
FocusToEWin(ewin, FOCUS_SET);
zoom_last_ewin = ewin;
}
EwinWarpTo(ewin, 1);
ESync(0);
EwinStateUpdate(ewin);
HintsSetWindowState(ewin);
}
