1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
2 // window.cc for Epistrophy - a key handler for NETWM/EWMH window managers.
3 // Copyright (c) 2002 - 2002 Ben Jansens <ben at orodu.net>
5 // Permission is hereby granted, free of charge, to any person obtaining a
6 // copy of this software and associated documentation files (the "Software"),
7 // to deal in the Software without restriction, including without limitation
8 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 // and/or sell copies of the Software, and to permit persons to whom the
10 // Software is furnished to do so, subject to the following conditions:
12 // The above copyright notice and this permission notice shall be included in
13 // all copies or substantial portions of the Software.
15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 // DEALINGS IN THE SOFTWARE.
24 # include "../../config.h"
25 #endif // HAVE_CONFIG_H
37 #include "../../src/xatom.hh"
39 // defined by black/openbox
40 const unsigned long XWindow::PropBlackboxAttributesElements;
41 const unsigned long XWindow::AttribDecoration;
42 const unsigned long XWindow::DecorNone;
43 const unsigned long XWindow::DecorNormal;
46 XWindow::XWindow(epist *epist, screen *screen, Window window)
47 : _epist(epist), _screen(screen), _xatom(epist->xatom()), _window(window) {
51 XSelectInput(_epist->getXDisplay(), _window,
52 PropertyChangeMask | StructureNotifyMask);
54 updateBlackboxAttributes();
63 _epist->addWindow(this);
69 XSelectInput(_epist->getXDisplay(), _window, None);
70 _epist->removeWindow(this);
74 void XWindow::updateDimentions() {
77 unsigned int w, h, b, d;
79 if (XGetGeometry(_epist->getXDisplay(), _window, &root, &x, &y, &w, &h,
81 XTranslateCoordinates(_epist->getXDisplay(), _window, root, x, y,
83 _rect.setRect(x, y, w, h);
85 _rect.setRect(0, 0, 1, 1);
89 void XWindow::updateBlackboxAttributes() {
91 unsigned long num = PropBlackboxAttributesElements;
95 if (_xatom->getValue(_window,
96 XAtom::blackbox_attributes, XAtom::blackbox_attributes,
98 if (num == PropBlackboxAttributesElements)
99 if (data[0] & AttribDecoration)
100 _decorated = (data[4] != DecorNone);
106 void XWindow::updateNormalHints() {
111 _gravity = NorthWestGravity;
113 _base_x = _base_y = 0;
115 if (XGetWMNormalHints(_epist->getXDisplay(), _window, &size, &ret)) {
116 if (size.flags & PWinGravity)
117 _gravity = size.win_gravity;
118 if (size.flags & PBaseSize) {
119 _base_x = size.base_width;
120 _base_y = size.base_height;
122 if (size.flags & PResizeInc) {
123 _inc_x = size.width_inc;
124 _inc_y = size.height_inc;
130 void XWindow::updateWMHints() {
133 // assume a window takes input if it doesnt specify
136 if ((hints = XGetWMHints(_epist->getXDisplay(), _window)) != NULL) {
137 if (hints->flags & InputHint)
138 _can_focus = hints->input;
144 void XWindow::updateState() {
146 _shaded = _iconic = _max_vert = _max_horz = false;
148 unsigned long num = (unsigned) -1;
150 if (! _xatom->getValue(_window, XAtom::net_wm_state, XAtom::atom,
153 for (unsigned long i = 0; i < num; ++i) {
154 if (state[i] == _xatom->getAtom(XAtom::net_wm_state_maximized_vert))
156 if (state[i] == _xatom->getAtom(XAtom::net_wm_state_maximized_horz))
158 if (state[i] == _xatom->getAtom(XAtom::net_wm_state_shaded))
160 if (state[i] == _xatom->getAtom(XAtom::net_wm_state_hidden))
168 void XWindow::updateDesktop() {
169 if (! _xatom->getValue(_window, XAtom::net_wm_desktop, XAtom::cardinal,
170 static_cast<unsigned long>(_desktop)))
175 void XWindow::updateTitle() {
179 if (! _xatom->getValue(_window, XAtom::net_wm_name, XAtom::utf8, _title)) {
181 _xatom->getValue(_window, XAtom::wm_name, XAtom::ansi, _title);
189 void XWindow::updateClass() {
191 _app_name = _app_class = "";
194 unsigned long num = 2;
196 if (! _xatom->getValue(_window, XAtom::wm_class, XAtom::ansi, num, v))
199 if (num > 0) _app_name = v[0];
200 if (num > 1) _app_class = v[1];
204 void XWindow::processEvent(const XEvent &e) {
205 assert(e.xany.window == _window);
208 case ConfigureNotify:
212 if (e.xproperty.atom == XA_WM_NORMAL_HINTS)
214 else if (e.xproperty.atom == XA_WM_HINTS)
216 else if (e.xproperty.atom == _xatom->getAtom(XAtom::blackbox_attributes))
217 updateBlackboxAttributes();
218 else if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_state))
220 else if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_desktop))
222 else if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_name) ||
223 e.xproperty.atom == _xatom->getAtom(XAtom::wm_name))
225 else if (e.xproperty.atom == _xatom->getAtom(XAtom::wm_class))
236 void XWindow::shade(const bool sh) const {
237 _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
238 _window, (sh ? 1 : 0),
239 _xatom->getAtom(XAtom::net_wm_state_shaded));
243 void XWindow::close() const {
244 _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_close_window,
249 void XWindow::raise() const {
250 XRaiseWindow(_epist->getXDisplay(), _window);
254 void XWindow::lower() const {
255 XLowerWindow(_epist->getXDisplay(), _window);
259 void XWindow::iconify() const {
260 _xatom->sendClientMessage(_screen->rootWindow(), XAtom::wm_change_state,
261 _window, IconicState);
265 void XWindow::focus(bool raise) const {
266 // this will cause the window to be uniconified also
269 _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_active_window,
272 XSetInputFocus(_epist->getXDisplay(), _window, None, CurrentTime);
277 void XWindow::sendTo(unsigned int dest) const {
278 _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_wm_desktop,
283 void XWindow::move(int x, int y) const {
284 // get the window's decoration sizes (margins)
286 Window win = _window, parent, root, last = None;
287 Window *children = 0;
288 unsigned int nchildren;
289 XWindowAttributes wattr;
291 while (XQueryTree(_epist->getXDisplay(), win, &root, &parent, &children,
293 if (children && nchildren > 0)
294 XFree(children); // don't care about the children
296 if (! parent) // no parent!?
299 // if the parent window is the root window, stop here
307 if (! (XTranslateCoordinates(_epist->getXDisplay(), last, win, 0, 0,
308 (int *) &margins.left,
309 (int *) &margins.top,
311 XGetWindowAttributes(_epist->getXDisplay(), win, &wattr)))
314 margins.right = wattr.width - _rect.width() - margins.left;
315 margins.bottom = wattr.height - _rect.height() - margins.top;
317 margins.left += wattr.border_width;
318 margins.right += wattr.border_width;
319 margins.top += wattr.border_width;
320 margins.bottom += wattr.border_width;
322 // this makes things work. why? i don't know. but you need them.
326 // find the frame's reference position based on the window's gravity
328 case NorthWestGravity:
333 x += (margins.left + margins.right) / 2;
336 case NorthEastGravity:
341 y += (margins.top + margins.bottom) / 2;
344 x += (margins.left + margins.right) / 2;
345 y += (margins.top + margins.bottom) / 2;
349 y += (margins.top + margins.bottom) / 2;
350 case SouthWestGravity:
355 x += (margins.left + margins.right) / 2;
358 case SouthEastGravity:
366 XMoveWindow(_epist->getXDisplay(), _window, x, y);
370 void XWindow::resizeRel(int dwidth, int dheight) const {
371 // resize in increments if requested by the window
372 unsigned int width = _rect.width(), height = _rect.height();
374 unsigned int wdest = width + (dwidth * _inc_x) / _inc_x * _inc_x + _base_x;
375 unsigned int hdest = height + (dheight * _inc_y) / _inc_y * _inc_y + _base_y;
377 XResizeWindow(_epist->getXDisplay(), _window, wdest, hdest);
381 void XWindow::resizeAbs(unsigned int width, unsigned int height) const {
382 // resize in increments if requested by the window
384 unsigned int wdest = width / _inc_x * _inc_x + _base_x;
385 unsigned int hdest = height / _inc_y * _inc_y + _base_y;
388 while (width > wdest)
391 while (width < wdest)
394 if (height > hdest) {
395 while (height > hdest)
398 while (height < hdest)
402 XResizeWindow(_epist->getXDisplay(), _window, wdest, hdest);
406 void XWindow::toggleMaximize(Max max) const {
410 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
411 _window, (_max_vert == _max_horz ? 2 : 1),
412 _xatom->getAtom(XAtom::net_wm_state_maximized_horz),
413 _xatom->getAtom(XAtom::net_wm_state_maximized_vert));
418 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
420 _xatom->getAtom(XAtom::net_wm_state_maximized_horz));
425 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
427 _xatom->getAtom(XAtom::net_wm_state_maximized_vert));
431 assert(false); // you should not do this. it is pointless and probly a bug
437 void XWindow::maximize(Max max) const {
441 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
443 _xatom->getAtom(XAtom::net_wm_state_maximized_horz),
444 _xatom->getAtom(XAtom::net_wm_state_maximized_vert));
449 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
451 _xatom->getAtom(XAtom::net_wm_state_maximized_horz),
452 _xatom->getAtom(XAtom::net_wm_state_maximized_vert));
457 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
459 _xatom->getAtom(XAtom::net_wm_state_maximized_horz));
464 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
466 _xatom->getAtom(XAtom::net_wm_state_maximized_vert));
472 void XWindow::decorate(bool d) const {
473 _xatom->sendClientMessage(_screen->rootWindow(),
474 XAtom::blackbox_change_attributes,
475 _window, AttribDecoration,
476 0, 0, 0, (d ? DecorNormal : DecorNone));