1 // -*- mode: C++; indent-tabs-mode: nil; -*-
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 XWindow::XWindow(epist *epist, screen *screen, Window window)
40 : _epist(epist), _screen(screen), _xatom(epist->xatom()), _window(window) {
44 XSelectInput(_epist->getXDisplay(), _window,
45 PropertyChangeMask | StructureNotifyMask);
47 updateBlackboxAttributes();
56 _epist->addWindow(this);
62 XSelectInput(_epist->getXDisplay(), _window, None);
63 _epist->removeWindow(this);
67 void XWindow::updateDimentions() {
70 unsigned int w, h, b, d;
72 if (XGetGeometry(_epist->getXDisplay(), _window, &root, &x, &y, &w, &h,
74 XTranslateCoordinates(_epist->getXDisplay(), _window, root, x, y,
76 _rect.setRect(x, y, w, h);
78 _rect.setRect(0, 0, 1, 1);
82 void XWindow::updateBlackboxAttributes() {
84 unsigned long num = PropBlackboxAttributesElements;
88 if (_xatom->getValue(_window,
89 XAtom::blackbox_attributes, XAtom::blackbox_attributes,
91 if (num == PropBlackboxAttributesElements)
92 if (data[0] & AttribDecoration)
93 _decorated = (data[4] != DecorNone);
99 void XWindow::updateNormalHints() {
104 _gravity = NorthWestGravity;
106 _base_x = _base_y = 0;
108 if (XGetWMNormalHints(_epist->getXDisplay(), _window, &size, &ret)) {
109 if (size.flags & PWinGravity)
110 _gravity = size.win_gravity;
111 if (size.flags & PBaseSize) {
112 _base_x = size.base_width;
113 _base_y = size.base_height;
115 if (size.flags & PResizeInc) {
116 _inc_x = size.width_inc;
117 _inc_y = size.height_inc;
123 void XWindow::updateWMHints() {
126 if ((hints = XGetWMHints(_epist->getXDisplay(), _window)) != NULL) {
127 _can_focus = hints->input;
130 // assume a window takes input if it doesnt specify
136 void XWindow::updateState() {
138 _shaded = _iconic = _max_vert = _max_horz = false;
140 unsigned long num = (unsigned) -1;
142 if (! _xatom->getValue(_window, XAtom::net_wm_state, XAtom::atom,
145 for (unsigned long i = 0; i < num; ++i) {
146 if (state[i] == _xatom->getAtom(XAtom::net_wm_state_maximized_vert))
148 if (state[i] == _xatom->getAtom(XAtom::net_wm_state_maximized_horz))
150 if (state[i] == _xatom->getAtom(XAtom::net_wm_state_shaded))
152 if (state[i] == _xatom->getAtom(XAtom::net_wm_state_hidden))
160 void XWindow::updateDesktop() {
161 if (! _xatom->getValue(_window, XAtom::net_wm_desktop, XAtom::cardinal,
162 static_cast<unsigned long>(_desktop)))
167 void XWindow::updateTitle() {
171 if (! _xatom->getValue(_window, XAtom::net_wm_name, XAtom::utf8, _title)) {
173 _xatom->getValue(_window, XAtom::wm_name, XAtom::ansi, _title);
181 void XWindow::updateClass() {
183 _app_name = _app_class = "";
186 unsigned long num = 2;
188 if (! _xatom->getValue(_window, XAtom::wm_class, XAtom::ansi, num, v))
191 if (num > 0) _app_name = v[0];
192 if (num > 1) _app_class = v[1];
196 void XWindow::processEvent(const XEvent &e) {
197 assert(e.xany.window == _window);
200 case ConfigureNotify:
204 if (e.xproperty.atom == XA_WM_NORMAL_HINTS)
206 if (e.xproperty.atom == XA_WM_HINTS)
208 else if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_state))
210 else if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_desktop))
212 else if (e.xproperty.atom == _xatom->getAtom(XAtom::net_wm_name) ||
213 e.xproperty.atom == _xatom->getAtom(XAtom::wm_name))
215 else if (e.xproperty.atom == _xatom->getAtom(XAtom::wm_class))
226 void XWindow::shade(const bool sh) const {
227 _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
228 _window, (sh ? 1 : 0),
229 _xatom->getAtom(XAtom::net_wm_state_shaded));
233 void XWindow::close() const {
234 _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_close_window,
239 void XWindow::raise() const {
240 XRaiseWindow(_epist->getXDisplay(), _window);
244 void XWindow::lower() const {
245 XLowerWindow(_epist->getXDisplay(), _window);
249 void XWindow::iconify() const {
250 _xatom->sendClientMessage(_screen->rootWindow(), XAtom::wm_change_state,
251 _window, IconicState);
255 void XWindow::focus() const {
256 // this will cause the window to be uniconified also
257 _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_active_window,
260 //XSetInputFocus(_epist->getXDisplay(), _window, None, CurrentTime);
264 void XWindow::sendTo(unsigned int dest) const {
265 _xatom->sendClientMessage(_screen->rootWindow(), XAtom::net_wm_desktop,
270 void XWindow::move(int x, int y) const {
271 // get the window's decoration sizes (margins)
273 Window win = _window, parent, root, last = None;
274 Window *children = 0;
275 unsigned int nchildren;
276 XWindowAttributes wattr;
278 while (XQueryTree(_epist->getXDisplay(), win, &root, &parent, &children,
280 if (children && nchildren > 0)
281 XFree(children); // don't care about the children
283 if (! parent) // no parent!?
286 // if the parent window is the root window, stop here
294 if (! (XTranslateCoordinates(_epist->getXDisplay(), last, win, 0, 0,
295 (int *) &margins.left,
296 (int *) &margins.top,
298 XGetWindowAttributes(_epist->getXDisplay(), win, &wattr)))
301 margins.right = wattr.width - _rect.width() - margins.left;
302 margins.bottom = wattr.height - _rect.height() - margins.top;
304 margins.left += wattr.border_width;
305 margins.right += wattr.border_width;
306 margins.top += wattr.border_width;
307 margins.bottom += wattr.border_width;
309 // this makes things work. why? i don't know. but you need them.
313 // find the frame's reference position based on the window's gravity
315 case NorthWestGravity:
320 x += (margins.left + margins.right) / 2;
323 case NorthEastGravity:
328 y += (margins.top + margins.bottom) / 2;
331 x += (margins.left + margins.right) / 2;
332 y += (margins.top + margins.bottom) / 2;
336 y += (margins.top + margins.bottom) / 2;
337 case SouthWestGravity:
342 x += (margins.left + margins.right) / 2;
345 case SouthEastGravity:
353 XMoveWindow(_epist->getXDisplay(), _window, x, y);
357 void XWindow::resizeRel(int dwidth, int dheight) const {
358 // resize in increments if requested by the window
359 unsigned int width = _rect.width(), height = _rect.height();
361 unsigned int wdest = width + (dwidth * _inc_x) / _inc_x * _inc_x + _base_x;
362 unsigned int hdest = height + (dheight * _inc_y) / _inc_y * _inc_y + _base_y;
364 XResizeWindow(_epist->getXDisplay(), _window, wdest, hdest);
368 void XWindow::resizeAbs(unsigned int width, unsigned int height) const {
369 // resize in increments if requested by the window
371 unsigned int wdest = width / _inc_x * _inc_x + _base_x;
372 unsigned int hdest = height / _inc_y * _inc_y + _base_y;
375 while (width > wdest)
378 while (width < wdest)
381 if (height > hdest) {
382 while (height > hdest)
385 while (height < hdest)
389 XResizeWindow(_epist->getXDisplay(), _window, wdest, hdest);
393 void XWindow::toggleMaximize(Max max) const {
397 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
398 _window, (_max_vert == _max_horz ? 2 : 1),
399 _xatom->getAtom(XAtom::net_wm_state_maximized_horz),
400 _xatom->getAtom(XAtom::net_wm_state_maximized_vert));
405 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
407 _xatom->getAtom(XAtom::net_wm_state_maximized_horz));
412 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
414 _xatom->getAtom(XAtom::net_wm_state_maximized_vert));
418 assert(false); // you should not do this. it is pointless and probly a bug
424 void XWindow::maximize(Max max) const {
428 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
430 _xatom->getAtom(XAtom::net_wm_state_maximized_horz),
431 _xatom->getAtom(XAtom::net_wm_state_maximized_vert));
436 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
438 _xatom->getAtom(XAtom::net_wm_state_maximized_horz),
439 _xatom->getAtom(XAtom::net_wm_state_maximized_vert));
444 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
446 _xatom->getAtom(XAtom::net_wm_state_maximized_horz));
451 sendClientMessage(_screen->rootWindow(), XAtom::net_wm_state,
453 _xatom->getAtom(XAtom::net_wm_state_maximized_vert));
459 void XWindow::decorate(bool d) const {
460 _xatom->sendClientMessage(_screen->rootWindow(),
461 XAtom::blackbox_change_attributes,
462 _window, AttribDecoration,
463 0, 0, 0, (d ? DecorNormal : DecorNone));