946 lines
28 KiB
C++
946 lines
28 KiB
C++
// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
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#include "config.h"
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#include "screen.hh"
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#include "client.hh"
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#include "openbox.hh"
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#include "frame.hh"
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#include "bindings.hh"
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#include "python.hh"
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#include "otk/display.hh"
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#include "otk/property.hh"
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#include "otk/util.hh"
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extern "C" {
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#ifdef HAVE_UNISTD_H
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# include <sys/types.h>
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# include <unistd.h>
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#endif // HAVE_UNISTD_H
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#include "gettext.h"
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#define _(str) gettext(str)
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}
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#include <vector>
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#include <algorithm>
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#include <cstdio>
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#include <cstring>
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static bool running;
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static int anotherWMRunning(Display *display, XErrorEvent *) {
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printf(_("Another window manager already running on display %s.\n"),
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DisplayString(display));
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running = true;
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return -1;
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}
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namespace ob {
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Screen::Screen(int screen)
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: _number(screen),
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_config(screen)
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{
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assert(screen >= 0); assert(screen < ScreenCount(**otk::display));
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_info = otk::display->screenInfo(screen);
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::running = false;
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XErrorHandler old = XSetErrorHandler(::anotherWMRunning);
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XSelectInput(**otk::display, _info->rootWindow(),
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Screen::event_mask);
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XSync(**otk::display, false);
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XSetErrorHandler(old);
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_managed = !::running;
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if (! _managed) return; // was unable to manage the screen
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#ifdef DEBUG
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printf(_("Managing screen %d: visual 0x%lx, depth %d\n"),
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_number, XVisualIDFromVisual(_info->visual()), _info->depth());
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#endif
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otk::Property::set(_info->rootWindow(), otk::Property::atoms.openbox_pid,
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otk::Property::atoms.cardinal, (unsigned long) getpid());
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// set the mouse cursor for the root window (the default cursor)
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XDefineCursor(**otk::display, _info->rootWindow(),
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openbox->cursors().session);
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// set up notification of netwm support
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changeSupportedAtoms();
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// Set the netwm properties for geometry
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unsigned long geometry[] = { _info->size().width(),
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_info->size().height() };
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otk::Property::set(_info->rootWindow(),
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otk::Property::atoms.net_desktop_geometry,
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otk::Property::atoms.cardinal, geometry, 2);
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_desktop = 0;
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changeNumDesktops(1); // set the hint
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changeDesktop(0); // set the hint
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// don't start in showing-desktop mode
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_showing_desktop = false;
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otk::Property::set(_info->rootWindow(),
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otk::Property::atoms.net_showing_desktop,
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otk::Property::atoms.cardinal, 0);
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// create the window which gets focus when no clients get it
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XSetWindowAttributes attr;
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attr.override_redirect = true;
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_focuswindow = XCreateWindow(**otk::display, _info->rootWindow(),
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-100, -100, 1, 1, 0, 0, InputOnly,
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_info->visual(), CWOverrideRedirect, &attr);
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XMapRaised(**otk::display, _focuswindow);
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// these may be further updated if any pre-existing windows are found in
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// the manageExising() function
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changeClientList(); // initialize the client lists, which will be empty
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updateDesktopLayout();
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// register this class as the event handler for the root window
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openbox->registerHandler(_info->rootWindow(), this);
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// call the python Startup callbacks
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EventData data(_number, 0, EventAction::Startup, 0);
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openbox->bindings()->fireEvent(&data);
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}
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Screen::~Screen()
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{
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if (! _managed) return;
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XSelectInput(**otk::display, _info->rootWindow(), NoEventMask);
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// unmanage all windows
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while (!clients.empty())
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unmanageWindow(clients.front());
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// call the python Shutdown callbacks
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EventData data(_number, 0, EventAction::Shutdown, 0);
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openbox->bindings()->fireEvent(&data);
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XDestroyWindow(**otk::display, _focuswindow);
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XDestroyWindow(**otk::display, _supportwindow);
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}
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void Screen::manageExisting()
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{
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unsigned int i, j, nchild;
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Window r, p, *children;
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XQueryTree(**otk::display, _info->rootWindow(), &r, &p,
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&children, &nchild);
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// preen the window list of all icon windows... for better dockapp support
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for (i = 0; i < nchild; i++) {
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if (children[i] == None) continue;
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XWMHints *wmhints = XGetWMHints(**otk::display,
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children[i]);
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if (wmhints) {
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if ((wmhints->flags & IconWindowHint) &&
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(wmhints->icon_window != children[i])) {
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for (j = 0; j < nchild; j++) {
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if (children[j] == wmhints->icon_window) {
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children[j] = None;
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break;
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}
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}
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}
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XFree(wmhints);
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}
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}
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// manage shown windows
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for (i = 0; i < nchild; ++i) {
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if (children[i] == None)
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continue;
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XWindowAttributes attrib;
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if (XGetWindowAttributes(**otk::display, children[i], &attrib)) {
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if (attrib.override_redirect) continue;
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if (attrib.map_state != IsUnmapped) {
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manageWindow(children[i]);
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}
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}
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}
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XFree(children);
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}
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void Screen::updateDesktopLayout()
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{
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//const unsigned long _NET_WM_ORIENTATION_HORZ = 0;
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const unsigned long _NET_WM_ORIENTATION_VERT = 1;
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//const unsigned long _NET_WM_TOPLEFT = 0;
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const unsigned long _NET_WM_TOPRIGHT = 1;
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const unsigned long _NET_WM_BOTTOMRIGHT = 2;
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const unsigned long _NET_WM_BOTTOMLEFT = 3;
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// defaults
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_layout.orientation = DesktopLayout::Horizontal;
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_layout.start_corner = DesktopLayout::TopLeft;
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_layout.rows = 1;
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_layout.columns = _num_desktops;
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unsigned long *data, num = 4;
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if (otk::Property::get(_info->rootWindow(),
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otk::Property::atoms.net_desktop_layout,
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otk::Property::atoms.cardinal,
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&num, &data)) {
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if (num == 4) {
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if (data[0] == _NET_WM_ORIENTATION_VERT)
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_layout.orientation = DesktopLayout::Vertical;
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if (data[3] == _NET_WM_TOPRIGHT)
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_layout.start_corner = DesktopLayout::TopRight;
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else if (data[3] == _NET_WM_BOTTOMRIGHT)
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_layout.start_corner = DesktopLayout::BottomRight;
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else if (data[3] == _NET_WM_BOTTOMLEFT)
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_layout.start_corner = DesktopLayout::BottomLeft;
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// fill in a zero rows/columns
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if (!(data[1] == 0 && data[2] == 0)) { // both 0's is bad data..
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if (data[1] == 0) {
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data[1] = (_num_desktops + _num_desktops % data[2]) / data[2];
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} else if (data[2] == 0) {
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data[2] = (_num_desktops + _num_desktops % data[1]) / data[1];
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}
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_layout.columns = data[1];
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_layout.rows = data[2];
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}
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// bounds checking
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if (_layout.orientation == DesktopLayout::Horizontal) {
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if (_layout.rows > _num_desktops) _layout.rows = _num_desktops;
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if (_layout.columns > (_num_desktops + _num_desktops % _layout.rows) /
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_layout.rows)
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_layout.columns = (_num_desktops + _num_desktops % _layout.rows) /
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_layout.rows;
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} else {
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if (_layout.columns > _num_desktops) _layout.columns = _num_desktops;
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if (_layout.rows > (_num_desktops + _num_desktops % _layout.columns) /
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_layout.columns)
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_layout.rows = (_num_desktops + _num_desktops % _layout.columns) /
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_layout.columns;
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}
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}
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delete [] data;
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}
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}
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void Screen::updateStruts()
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{
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struct ApplyStrut {
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void operator()(otk::Strut &self, const otk::Strut &other) {
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self.left = std::max(self.left, other.left);
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self.right = std::max(self.right, other.right);
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self.top = std::max(self.top, other.top);
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self.bottom = std::max(self.bottom, other.bottom);
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}
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} apply;
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StrutList::iterator sit, send = _struts.end();
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// reset them all
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for (sit = _struts.begin(); sit != send; ++sit)
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sit->left = sit->right = sit->top = sit->bottom = 0;
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std::list<Client*>::const_iterator it, end = clients.end();
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for (it = clients.begin(); it != end; ++it) {
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if ((*it)->iconic()) continue; // these dont count in the strut
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unsigned int desk = (*it)->desktop();
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const otk::Strut &s = (*it)->strut();
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if (desk == 0xffffffff)
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for (unsigned int i = 0, e = _struts.size(); i < e; ++i)
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apply(_struts[i], s);
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else if (desk < _struts.size())
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apply(_struts[desk], s);
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else
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assert(false); // invalid desktop otherwise..
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// apply to the 'all desktops' strut
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apply(_struts.back(), s);
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}
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changeWorkArea();
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}
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void Screen::changeWorkArea()
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{
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unsigned long *dims = new unsigned long[4 * _num_desktops];
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for (unsigned int i = 0; i < _num_desktops + 1; ++i) {
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otk::Rect old_area = _area[i];
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/*
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#ifdef XINERAMA
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// reset to the full areas
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if (isXineramaActive())
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xineramaUsableArea = getXineramaAreas();
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#endif // XINERAMA
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*/
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_area[i] = otk::Rect(_struts[i].left, _struts[i].top,
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_info->size().width() - (_struts[i].left +
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_struts[i].right),
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_info->size().height() - (_struts[i].top +
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_struts[i].bottom));
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/*
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#ifdef XINERAMA
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if (isXineramaActive()) {
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// keep each of the ximerama-defined areas inside the strut
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RectList::iterator xit, xend = xineramaUsableArea.end();
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for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
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if (xit->x() < usableArea.x()) {
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xit->setX(usableArea.x());
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xit->setWidth(xit->width() - usableArea.x());
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}
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if (xit->y() < usableArea.y()) {
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xit->setY(usableArea.y());
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xit->setHeight(xit->height() - usableArea.y());
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}
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if (xit->x() + xit->width() > usableArea.width())
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xit->setWidth(usableArea.width() - xit->x());
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if (xit->y() + xit->height() > usableArea.height())
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xit->setHeight(usableArea.height() - xit->y());
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}
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}
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#endif // XINERAMA
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*/
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if (old_area != _area[i]) {
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// the area has changed, adjust all the maximized windows
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std::list<Client*>::iterator it, end = clients.end();
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for (it = clients.begin(); it != end; ++it)
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if (i < _num_desktops) {
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if ((*it)->desktop() == i)
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(*it)->remaximize();
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} else {
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// the 'all desktops' size
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if ((*it)->desktop() == 0xffffffff)
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(*it)->remaximize();
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}
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}
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// don't set these for the 'all desktops' area
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if (i < _num_desktops) {
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dims[(i * 4) + 0] = _area[i].x();
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dims[(i * 4) + 1] = _area[i].y();
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dims[(i * 4) + 2] = _area[i].width();
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dims[(i * 4) + 3] = _area[i].height();
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}
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}
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otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_workarea,
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otk::Property::atoms.cardinal, dims, 4 * _num_desktops);
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delete [] dims;
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}
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void Screen::changeSupportedAtoms()
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{
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// create the netwm support window
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_supportwindow = XCreateSimpleWindow(**otk::display,
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_info->rootWindow(),
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0, 0, 1, 1, 0, 0, 0);
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// set supporting window
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otk::Property::set(_info->rootWindow(),
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otk::Property::atoms.net_supporting_wm_check,
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otk::Property::atoms.window, _supportwindow);
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//set properties on the supporting window
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otk::Property::set(_supportwindow, otk::Property::atoms.net_wm_name,
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otk::Property::utf8, "Openbox");
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otk::Property::set(_supportwindow,
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otk::Property::atoms.net_supporting_wm_check,
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otk::Property::atoms.window, _supportwindow);
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Atom supported[] = {
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otk::Property::atoms.net_current_desktop,
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otk::Property::atoms.net_number_of_desktops,
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otk::Property::atoms.net_desktop_geometry,
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otk::Property::atoms.net_desktop_viewport,
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otk::Property::atoms.net_active_window,
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otk::Property::atoms.net_workarea,
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otk::Property::atoms.net_client_list,
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otk::Property::atoms.net_client_list_stacking,
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otk::Property::atoms.net_desktop_names,
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otk::Property::atoms.net_close_window,
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otk::Property::atoms.net_desktop_layout,
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otk::Property::atoms.net_showing_desktop,
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otk::Property::atoms.net_wm_name,
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otk::Property::atoms.net_wm_visible_name,
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otk::Property::atoms.net_wm_icon_name,
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otk::Property::atoms.net_wm_visible_icon_name,
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otk::Property::atoms.net_wm_desktop,
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otk::Property::atoms.net_wm_strut,
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otk::Property::atoms.net_wm_window_type,
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otk::Property::atoms.net_wm_window_type_desktop,
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otk::Property::atoms.net_wm_window_type_dock,
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otk::Property::atoms.net_wm_window_type_toolbar,
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otk::Property::atoms.net_wm_window_type_menu,
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otk::Property::atoms.net_wm_window_type_utility,
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otk::Property::atoms.net_wm_window_type_splash,
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otk::Property::atoms.net_wm_window_type_dialog,
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otk::Property::atoms.net_wm_window_type_normal,
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/*
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otk::Property::atoms.net_wm_moveresize,
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otk::Property::atoms.net_wm_moveresize_size_topleft,
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otk::Property::atoms.net_wm_moveresize_size_topright,
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otk::Property::atoms.net_wm_moveresize_size_bottomleft,
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otk::Property::atoms.net_wm_moveresize_size_bottomright,
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otk::Property::atoms.net_wm_moveresize_move,
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*/
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otk::Property::atoms.net_wm_allowed_actions,
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otk::Property::atoms.net_wm_action_move,
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otk::Property::atoms.net_wm_action_resize,
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otk::Property::atoms.net_wm_action_minimize,
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otk::Property::atoms.net_wm_action_shade,
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/* otk::Property::atoms.net_wm_action_stick,*/
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otk::Property::atoms.net_wm_action_maximize_horz,
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otk::Property::atoms.net_wm_action_maximize_vert,
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otk::Property::atoms.net_wm_action_fullscreen,
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otk::Property::atoms.net_wm_action_change_desktop,
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otk::Property::atoms.net_wm_action_close,
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otk::Property::atoms.net_wm_state,
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otk::Property::atoms.net_wm_state_modal,
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otk::Property::atoms.net_wm_state_maximized_vert,
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otk::Property::atoms.net_wm_state_maximized_horz,
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otk::Property::atoms.net_wm_state_shaded,
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otk::Property::atoms.net_wm_state_skip_taskbar,
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otk::Property::atoms.net_wm_state_skip_pager,
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otk::Property::atoms.net_wm_state_hidden,
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otk::Property::atoms.net_wm_state_fullscreen,
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otk::Property::atoms.net_wm_state_above,
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otk::Property::atoms.net_wm_state_below,
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};
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const int num_supported = sizeof(supported)/sizeof(Atom);
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otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_supported,
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otk::Property::atoms.atom, supported, num_supported);
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}
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void Screen::changeClientList()
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{
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Window *windows;
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unsigned int size = clients.size();
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// create an array of the window ids
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if (size > 0) {
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Window *win_it;
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windows = new Window[size];
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win_it = windows;
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std::list<Client*>::const_iterator it = clients.begin();
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const std::list<Client*>::const_iterator end = clients.end();
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for (; it != end; ++it, ++win_it)
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*win_it = (*it)->window();
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} else
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windows = (Window*) 0;
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otk::Property::set(_info->rootWindow(), otk::Property::atoms.net_client_list,
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otk::Property::atoms.window, windows, size);
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if (size)
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delete [] windows;
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changeStackingList();
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}
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void Screen::changeStackingList()
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{
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Window *windows;
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unsigned int size = _stacking.size();
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assert(size == clients.size()); // just making sure.. :)
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// create an array of the window ids (from bottom to top, reverse order!)
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if (size > 0) {
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Window *win_it;
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windows = new Window[size];
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win_it = windows;
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std::list<Client*>::const_reverse_iterator it = _stacking.rbegin();
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const std::list<Client*>::const_reverse_iterator end = _stacking.rend();
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for (; it != end; ++it, ++win_it)
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*win_it = (*it)->window();
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} else
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windows = (Window*) 0;
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otk::Property::set(_info->rootWindow(),
|
|
otk::Property::atoms.net_client_list_stacking,
|
|
otk::Property::atoms.window, windows, size);
|
|
|
|
if (size)
|
|
delete [] windows;
|
|
}
|
|
|
|
|
|
void Screen::manageWindow(Window window)
|
|
{
|
|
Client *client = 0;
|
|
XWMHints *wmhint;
|
|
XSetWindowAttributes attrib_set;
|
|
XEvent e;
|
|
XWindowAttributes attrib;
|
|
|
|
otk::display->grab();
|
|
|
|
// check if it has already been unmapped by the time we started mapping
|
|
// the grab does a sync so we don't have to here
|
|
if (XCheckTypedWindowEvent(**otk::display, window, DestroyNotify, &e) ||
|
|
XCheckTypedWindowEvent(**otk::display, window, UnmapNotify, &e)) {
|
|
XPutBackEvent(**otk::display, &e);
|
|
|
|
otk::display->ungrab();
|
|
return; // don't manage it
|
|
}
|
|
|
|
if (!XGetWindowAttributes(**otk::display, window, &attrib) ||
|
|
attrib.override_redirect) {
|
|
otk::display->ungrab();
|
|
return; // don't manage it
|
|
}
|
|
|
|
// is the window a docking app
|
|
if ((wmhint = XGetWMHints(**otk::display, window))) {
|
|
if ((wmhint->flags & StateHint) &&
|
|
wmhint->initial_state == WithdrawnState) {
|
|
//slit->addClient(w); // XXX: make dock apps work!
|
|
|
|
otk::display->ungrab();
|
|
XFree(wmhint);
|
|
return;
|
|
}
|
|
XFree(wmhint);
|
|
}
|
|
|
|
// choose the events we want to receive on the CLIENT window
|
|
attrib_set.event_mask = Client::event_mask;
|
|
attrib_set.do_not_propagate_mask = Client::no_propagate_mask;
|
|
XChangeWindowAttributes(**otk::display, window,
|
|
CWEventMask|CWDontPropagate, &attrib_set);
|
|
|
|
// create the Client class, which gets all of the hints on the window
|
|
client = new Client(_number, window);
|
|
// register for events
|
|
openbox->registerHandler(window, client);
|
|
// add to the wm's map
|
|
openbox->addClient(window, client);
|
|
|
|
// we dont want a border on the client
|
|
client->toggleClientBorder(false);
|
|
|
|
// specify that if we exit, the window should not be destroyed and should be
|
|
// reparented back to root automatically
|
|
XChangeSaveSet(**otk::display, window, SetModeInsert);
|
|
|
|
// create the decoration frame for the client window
|
|
client->frame = new Frame(client);
|
|
// register the plate for events (map req's)
|
|
// this involves removing itself from the handler list first, since it is
|
|
// auto added to the list, being a widget. we won't get any events on the
|
|
// plate except for events for the client (SubstructureRedirectMask)
|
|
openbox->clearHandler(client->frame->plate());
|
|
openbox->registerHandler(client->frame->plate(), client);
|
|
|
|
// add to the wm's map
|
|
Window *w = client->frame->allWindows();
|
|
for (unsigned int i = 0; w[i]; ++i)
|
|
openbox->addClient(w[i], client);
|
|
delete [] w;
|
|
|
|
// reparent the client to the frame
|
|
client->frame->grabClient();
|
|
|
|
if (openbox->state() != Openbox::State_Starting) {
|
|
// position the window intelligenty .. hopefully :)
|
|
// call the python PLACEWINDOW binding
|
|
EventData data(_number, client, EventAction::PlaceWindow, 0);
|
|
openbox->bindings()->fireEvent(&data);
|
|
}
|
|
|
|
EventData ddata(_number, client, EventAction::DisplayingWindow, 0);
|
|
openbox->bindings()->fireEvent(&ddata);
|
|
|
|
client->showhide();
|
|
|
|
client->applyStartupState();
|
|
|
|
otk::display->ungrab();
|
|
|
|
// add to the screen's list
|
|
clients.push_back(client);
|
|
// once the client is in the list, update our strut to include the new
|
|
// client's (it is good that this happens after window placement!)
|
|
updateStruts();
|
|
// this puts into the stacking order, then raises it
|
|
_stacking.push_back(client);
|
|
raiseWindow(client);
|
|
// update the root properties
|
|
changeClientList();
|
|
|
|
openbox->bindings()->grabButtons(true, client);
|
|
|
|
EventData ndata(_number, client, EventAction::NewWindow, 0);
|
|
openbox->bindings()->fireEvent(&ndata);
|
|
|
|
#ifdef DEBUG
|
|
printf("Managed window 0x%lx frame 0x%lx\n",
|
|
window, client->frame->window());
|
|
#endif
|
|
}
|
|
|
|
|
|
void Screen::unmanageWindow(Client *client)
|
|
{
|
|
Frame *frame = client->frame;
|
|
|
|
// call the python CLOSEWINDOW binding
|
|
EventData data(_number, client, EventAction::CloseWindow, 0);
|
|
openbox->bindings()->fireEvent(&data);
|
|
|
|
openbox->bindings()->grabButtons(false, client);
|
|
|
|
// remove from the wm's map
|
|
openbox->removeClient(client->window());
|
|
Window *w = frame->allWindows();
|
|
for (unsigned int i = 0; w[i]; ++i)
|
|
openbox->addClient(w[i], client);
|
|
delete [] w;
|
|
// unregister for handling events
|
|
openbox->clearHandler(client->window());
|
|
|
|
// remove the window from our save set
|
|
XChangeSaveSet(**otk::display, client->window(), SetModeDelete);
|
|
|
|
// we dont want events no more
|
|
XSelectInput(**otk::display, client->window(), NoEventMask);
|
|
|
|
frame->hide();
|
|
|
|
// give the client its border back
|
|
client->toggleClientBorder(true);
|
|
|
|
// reparent the window out of the frame
|
|
frame->releaseClient();
|
|
|
|
#ifdef DEBUG
|
|
Window framewin = client->frame->window();
|
|
#endif
|
|
delete client->frame;
|
|
client->frame = 0;
|
|
|
|
// remove from the stacking order
|
|
_stacking.remove(client);
|
|
|
|
// remove from the screen's list
|
|
clients.remove(client);
|
|
|
|
// once the client is out of the list, update our strut to remove it's
|
|
// influence
|
|
updateStruts();
|
|
|
|
// unset modal before dropping our focus
|
|
client->_modal = false;
|
|
|
|
// unfocus the client (calls the focus callbacks)
|
|
if (client->focused()) client->unfocus();
|
|
|
|
#ifdef DEBUG
|
|
printf("Unmanaged window 0x%lx frame 0x%lx\n", client->window(), framewin);
|
|
#endif
|
|
|
|
delete client;
|
|
|
|
// update the root properties
|
|
changeClientList();
|
|
}
|
|
|
|
void Screen::lowerWindow(Client *client)
|
|
{
|
|
Window wins[2]; // only ever restack 2 windows.
|
|
|
|
assert(!_stacking.empty()); // this would be bad
|
|
|
|
std::list<Client*>::iterator it = --_stacking.end();
|
|
const std::list<Client*>::iterator end = _stacking.begin();
|
|
|
|
if (client->modal() && client->transientFor()) {
|
|
// don't let a modal window lower below its transient_for
|
|
it = std::find(_stacking.begin(), _stacking.end(), client->transientFor());
|
|
assert(it != _stacking.end());
|
|
|
|
wins[0] = (it == _stacking.begin() ? _focuswindow :
|
|
((*(--std::list<Client*>::const_iterator(it)))->
|
|
frame->window()));
|
|
wins[1] = client->frame->window();
|
|
if (wins[0] == wins[1]) return; // already right above the window
|
|
|
|
_stacking.remove(client);
|
|
_stacking.insert(it, client);
|
|
} else {
|
|
for (; it != end && (*it)->layer() < client->layer(); --it);
|
|
if (*it == client) return; // already the bottom, return
|
|
|
|
wins[0] = (*it)->frame->window();
|
|
wins[1] = client->frame->window();
|
|
|
|
_stacking.remove(client);
|
|
_stacking.insert(++it, client);
|
|
}
|
|
|
|
XRestackWindows(**otk::display, wins, 2);
|
|
changeStackingList();
|
|
}
|
|
|
|
void Screen::raiseWindow(Client *client)
|
|
{
|
|
Window wins[2]; // only ever restack 2 windows.
|
|
|
|
assert(!_stacking.empty()); // this would be bad
|
|
|
|
Client *m = client->findModalChild();
|
|
// if we have a modal child, raise it instead, we'll go along tho later
|
|
if (m) raiseWindow(m);
|
|
|
|
// remove the client before looking so we can't run into ourselves
|
|
_stacking.remove(client);
|
|
|
|
std::list<Client*>::iterator it = _stacking.begin();
|
|
const std::list<Client*>::iterator end = _stacking.end();
|
|
|
|
// the stacking list is from highest to lowest
|
|
for (; it != end && ((*it)->layer() > client->layer() || m == *it); ++it);
|
|
|
|
/*
|
|
if our new position is the top, we want to stack under the _focuswindow
|
|
otherwise, we want to stack under the previous window in the stack.
|
|
*/
|
|
wins[0] = (it == _stacking.begin() ? _focuswindow :
|
|
((*(--std::list<Client*>::const_iterator(it)))->frame->window()));
|
|
wins[1] = client->frame->window();
|
|
|
|
_stacking.insert(it, client);
|
|
|
|
XRestackWindows(**otk::display, wins, 2);
|
|
|
|
changeStackingList();
|
|
}
|
|
|
|
void Screen::changeDesktop(unsigned int desktop)
|
|
{
|
|
if (desktop >= _num_desktops) return;
|
|
|
|
printf("Moving to desktop %u\n", desktop);
|
|
|
|
unsigned int old = _desktop;
|
|
|
|
_desktop = desktop;
|
|
otk::Property::set(_info->rootWindow(),
|
|
otk::Property::atoms.net_current_desktop,
|
|
otk::Property::atoms.cardinal, _desktop);
|
|
|
|
if (old == _desktop) return;
|
|
|
|
std::list<Client*>::iterator it, end = clients.end();
|
|
for (it = clients.begin(); it != end; ++it)
|
|
(*it)->showhide();
|
|
|
|
// force the callbacks to fire
|
|
if (!openbox->focusedClient())
|
|
openbox->setFocusedClient(0);
|
|
}
|
|
|
|
void Screen::changeNumDesktops(unsigned int num)
|
|
{
|
|
assert(num > 0);
|
|
|
|
if (!(num > 0)) return;
|
|
|
|
// move windows on desktops that will no longer exist!
|
|
std::list<Client*>::iterator it, end = clients.end();
|
|
for (it = clients.begin(); it != end; ++it) {
|
|
unsigned int d = (*it)->desktop();
|
|
if (d >= num && d != 0xffffffff) {
|
|
XEvent ce;
|
|
ce.xclient.type = ClientMessage;
|
|
ce.xclient.message_type = otk::Property::atoms.net_wm_desktop;
|
|
ce.xclient.display = **otk::display;
|
|
ce.xclient.window = (*it)->window();
|
|
ce.xclient.format = 32;
|
|
ce.xclient.data.l[0] = num - 1;
|
|
XSendEvent(**otk::display, _info->rootWindow(), false,
|
|
SubstructureNotifyMask | SubstructureRedirectMask, &ce);
|
|
}
|
|
}
|
|
|
|
_num_desktops = num;
|
|
otk::Property::set(_info->rootWindow(),
|
|
otk::Property::atoms.net_number_of_desktops,
|
|
otk::Property::atoms.cardinal, _num_desktops);
|
|
|
|
// set the viewport hint
|
|
unsigned long *viewport = new unsigned long[_num_desktops * 2];
|
|
memset(viewport, 0, sizeof(unsigned long) * _num_desktops * 2);
|
|
otk::Property::set(_info->rootWindow(),
|
|
otk::Property::atoms.net_desktop_viewport,
|
|
otk::Property::atoms.cardinal,
|
|
viewport, _num_desktops * 2);
|
|
delete [] viewport;
|
|
|
|
// change our struts/area to match
|
|
_area.resize(_num_desktops + 1);
|
|
_struts.resize(_num_desktops + 1);
|
|
updateStruts();
|
|
|
|
// the number of rows/columns will differ
|
|
updateDesktopLayout();
|
|
|
|
// may be some unnamed desktops that we need to fill in with names
|
|
updateDesktopNames();
|
|
|
|
// change our desktop if we're on one that no longer exists!
|
|
if (_desktop >= _num_desktops)
|
|
changeDesktop(_num_desktops - 1);
|
|
}
|
|
|
|
|
|
void Screen::updateDesktopNames()
|
|
{
|
|
unsigned long num;
|
|
|
|
if (!otk::Property::get(_info->rootWindow(),
|
|
otk::Property::atoms.net_desktop_names,
|
|
otk::Property::utf8, &num, &_desktop_names))
|
|
_desktop_names.clear();
|
|
while (_desktop_names.size() < _num_desktops)
|
|
_desktop_names.push_back("Unnamed");
|
|
}
|
|
|
|
|
|
const otk::Rect& Screen::area(unsigned int desktop) const {
|
|
assert(desktop < _num_desktops || desktop == 0xffffffff);
|
|
if (desktop < _num_desktops)
|
|
return _area[desktop];
|
|
else
|
|
return _area[_num_desktops];
|
|
}
|
|
|
|
void Screen::installColormap(bool install) const
|
|
{
|
|
if (install)
|
|
XInstallColormap(**otk::display, _info->colormap());
|
|
else
|
|
XUninstallColormap(**otk::display, _info->colormap());
|
|
}
|
|
|
|
void Screen::showDesktop(bool show)
|
|
{
|
|
if (show == _showing_desktop) return; // no change
|
|
|
|
// save the window focus, and restore it when leaving the show-desktop mode
|
|
static Window saved_focus = 0;
|
|
if (show) {
|
|
Client *c = openbox->focusedClient();
|
|
if (c) saved_focus = c->window();
|
|
}
|
|
|
|
_showing_desktop = show;
|
|
|
|
std::list<Client*>::iterator it, end = clients.end();
|
|
for (it = clients.begin(); it != end; ++it) {
|
|
if ((*it)->type() == Client::Type_Desktop) {
|
|
if (show)
|
|
(*it)->focus();
|
|
} else
|
|
(*it)->showhide();
|
|
}
|
|
|
|
if (!show) {
|
|
Client *f = openbox->focusedClient();
|
|
if (!f || f->type() == Client::Type_Desktop) {
|
|
Client *c = openbox->findClient(saved_focus);
|
|
if (c) c->focus();
|
|
}
|
|
}
|
|
|
|
otk::Property::set(_info->rootWindow(),
|
|
otk::Property::atoms.net_showing_desktop,
|
|
otk::Property::atoms.cardinal,
|
|
show ? 1 : 0);
|
|
}
|
|
|
|
void Screen::propertyHandler(const XPropertyEvent &e)
|
|
{
|
|
otk::EventHandler::propertyHandler(e);
|
|
|
|
// compress changes to a single property into a single change
|
|
XEvent ce;
|
|
while (XCheckTypedWindowEvent(**otk::display, _info->rootWindow(),
|
|
e.type, &ce)) {
|
|
// XXX: it would be nice to compress ALL changes to a property, not just
|
|
// changes in a row without other props between.
|
|
if (ce.xproperty.atom != e.atom) {
|
|
XPutBackEvent(**otk::display, &ce);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (e.atom == otk::Property::atoms.net_desktop_names)
|
|
updateDesktopNames();
|
|
else if (e.atom == otk::Property::atoms.net_desktop_layout)
|
|
updateDesktopLayout();
|
|
}
|
|
|
|
|
|
void Screen::clientMessageHandler(const XClientMessageEvent &e)
|
|
{
|
|
otk::EventHandler::clientMessageHandler(e);
|
|
|
|
if (e.format != 32) return;
|
|
|
|
if (e.message_type == otk::Property::atoms.net_current_desktop) {
|
|
changeDesktop(e.data.l[0]);
|
|
} else if (e.message_type == otk::Property::atoms.net_number_of_desktops) {
|
|
changeNumDesktops(e.data.l[0]);
|
|
} else if (e.message_type == otk::Property::atoms.net_showing_desktop) {
|
|
showDesktop(e.data.l[0] != 0);
|
|
}
|
|
}
|
|
|
|
|
|
void Screen::mapRequestHandler(const XMapRequestEvent &e)
|
|
{
|
|
otk::EventHandler::mapRequestHandler(e);
|
|
|
|
#ifdef DEBUG
|
|
printf("MapRequest for 0x%lx\n", e.window);
|
|
#endif // DEBUG
|
|
|
|
Client *c = openbox->findClient(e.window);
|
|
if (c) {
|
|
#ifdef DEBUG
|
|
printf("DEBUG: MAP REQUEST CAUGHT IN SCREEN. IGNORED.\n");
|
|
#endif
|
|
} else {
|
|
if (_showing_desktop)
|
|
showDesktop(false); // leave showing-the-desktop mode
|
|
manageWindow(e.window);
|
|
}
|
|
}
|
|
|
|
}
|