ede/edewm/Icccm.cpp

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#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
2009-02-20 16:05:43 +03:00
#include "Icccm.h"
#include "Frame.h"
#include "Winhints.h"
#include "Windowmanager.h"
static void icccm_send_state(Window wid, long state)
{
long data[2];
data[0] = state;
data[1] = None;
XChangeProperty(fl_display, wid, _XA_WM_STATE, _XA_WM_STATE,
32, PropModeReplace, (unsigned char *)data, 2);
}
void ICCCM::state_iconic(Frame *f)
{
icccm_send_state(f->window(), IconicState);
}
void ICCCM::state_normal(Frame *f)
{
icccm_send_state(f->window(), NormalState);
}
void ICCCM::state_withdrawn(Frame *f)
{
icccm_send_state(f->window(), WithdrawnState);
}
bool ICCCM::get_size(Frame *f, int &w, int &h)
{
bool ret=false;
int i, j;
double aspect;
XSizeHints *sh = f->size_hints;
int real_minw = (f->decor_flag(BORDER) || f->decor_flag(THIN_BORDER)) ? 100 : 0;
int minw = max(sh->min_width + f->offset_w, real_minw);
int minh = sh->min_height+ f->offset_h;
if(w > sh->max_width) { w = sh->max_width; ret = true; }
if(h > sh->max_height) { h = sh->max_height; ret = true; }
if(w < minw) { w = minw; ret = true; }
if(h < minh) { h = minh; ret = true; }
if( w>0 && h>0 )
{
w -= sh->base_width;
h -= sh->base_height;
if( w>0 && h>0 )
{
if(f->frame_flag(KEEP_ASPECT)) {
aspect = ((double)w) / ((double)h);
if (aspect < f->aspect_min)
w = (int)((double)h * f->aspect_min);
if (aspect > f->aspect_max)
h = (int)((double)w / f->aspect_max);
}
i = w / sh->width_inc;
j = h / sh->height_inc;
w = i * sh->width_inc;
h = j * sh->height_inc;
}
w += sh->base_width;
h += sh->base_height;
}
return ret;
}
void ICCCM::configure(Frame *f)
{
XConfigureEvent ce;
ce.send_event = True;
ce.display = fl_display;
ce.type = ConfigureNotify;
ce.event = f->window();
ce.window = f->window();
ce.x = f->x()+f->offset_x;
ce.y = f->y()+f->offset_y;
ce.width = f->w()-f->offset_w;
ce.height = f->h()-f->offset_h;
ce.border_width = f->box()->dx();
ce.above = None;
ce.override_redirect = False;
XSendEvent(fl_display, f->window(), False, StructureNotifyMask, (XEvent*)&ce);
}
void ICCCM::set_iconsizes()
{
XIconSize *is = XAllocIconSize();
is->min_width = 8;
is->min_height = 8;
is->max_width = 48;
is->max_height = 48;
is->width_inc = 1;
is->height_inc = 1;
XSetIconSizes(fl_display, root_win, is, 1);
XFree(is);
}
char *ICCCM::get_title(Frame *f)
{
XTextProperty xtp;
char *title = 0;
if(XGetWMName(fl_display, f->window(), &xtp))
{
if(xtp.encoding == XA_STRING) {
title = strdup((const char*)xtp.value);
} else {
#if HAVE_X11_UTF_TEXT_PROP
int items;
char **list=0;
Status s;
s = Xutf8TextPropertyToTextList(fl_display, &xtp, &list, &items);
if((s == Success) && (items > 0)) {
title = strdup((const char *)*list);
} else
title = strdup((const char *)xtp.value);
if(list) XFreeStringList(list);
#else
title = strdup((const char*)xtp.value);
#endif
}
XFree(xtp.value);
}
return title;
}
// Read the sizeHints to size_hints object
// Returns true if autoplace should be done.
bool ICCCM::size_hints(Frame *f)
{
long supplied;
XSizeHints *size_hints = f->size_hints;
if(!XGetWMNormalHints(fl_display, f->window(), size_hints, &supplied))
size_hints->flags = 0;
if(size_hints->flags & PResizeInc) {
if(size_hints->width_inc < 1) size_hints->width_inc = 1;
if(size_hints->height_inc < 1) size_hints->height_inc = 1;
} else
size_hints->width_inc = size_hints->height_inc = 1;
if(!(size_hints->flags & PBaseSize)) {
if (size_hints->flags & PMinSize) {
size_hints->base_width = size_hints->min_width;
size_hints->base_height = size_hints->min_height;
} else
size_hints->base_width = size_hints->base_height = 0;
}
if(!(size_hints->flags & PMinSize)) {
size_hints->min_width = size_hints->base_width;
size_hints->min_height = size_hints->base_height;
}
if(!(size_hints->flags & PMaxSize)) {
size_hints->max_width = 32767;
size_hints->max_height = 32767;
}
if (size_hints->min_height <= 0)
size_hints->min_height = 1;
if (size_hints->min_width <= 0)
size_hints->min_width = 1;
if(size_hints->max_width<size_hints->min_width || size_hints->max_width<=0)
size_hints->max_width = 32767;
if(size_hints->max_height<size_hints->min_height || size_hints->max_height<=0)
size_hints->max_height = 32767;
if(!(size_hints->flags & PWinGravity)) {
size_hints->win_gravity = NorthWestGravity;
size_hints->flags |= PWinGravity;
}
if(size_hints->flags & PAspect) {
f->set_frame_flag(KEEP_ASPECT);
if((size_hints->min_aspect.y > 0.0) && (size_hints->min_aspect.x > 0.0)) {
f->aspect_min = ((double)size_hints->min_aspect.x) / ((double)size_hints->min_aspect.y);
} else {
f->aspect_min = 0.0;
}
if((size_hints->max_aspect.y > 0.0) && (size_hints->max_aspect.x > 0.0)) {
f->aspect_max = ((double)size_hints->max_aspect.x) / ((double)size_hints->max_aspect.y);
} else {
f->aspect_max = 32767.0;
}
} else {
f->aspect_min = 0.0;
f->aspect_max = 32767.0;
}
// fix for old gimp, which sets PPosition to 0,0:
// if(f->x() <= 0 && f->y() <= 0) size_hints->flags &= ~PPosition;
return !(size_hints->flags & (USPosition|PPosition));
}