1 /* session.c - session state handling and R6 style session management
3 * Copyright (c) 1998-2003 Dan Pascu
4 * Copyright (c) 1998-2003 Alfredo Kojima
6 * Window Maker window manager
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
25 * If defined(XSMP_ENABLED) and session manager is running then
28 * do pre-R6 session management stuff (save window state and relaunch)
30 * When doing a checkpoint:
33 * Open "Stop"/status Dialog
34 * Send SAVE_YOURSELF to clients and wait for reply
36 * Save state of clients
39 * Send checkpoint request to sm
46 * Open "Exit Now"/status Dialog
47 * Send SAVE_YOURSELF to clients and wait for reply
49 * Save state of clients
50 * Send DELETE to all clients
51 * When no more clients are left or user hit "Exit Now", exit
55 * Send Shutdown request to session manager
56 * if SaveYourself message received, save state of clients
57 * if the Die message is received, exit.
63 #include <X11/Xutil.h>
72 #include "WindowMaker.h"
78 #include "workspace.h"
80 #include "properties.h"
81 #include "application.h"
86 #include <WINGs/WUtil.h>
89 static WMPropList
*sApplications
= NULL
;
90 static WMPropList
*sCommand
;
91 static WMPropList
*sName
;
92 static WMPropList
*sHost
;
93 static WMPropList
*sWorkspace
;
94 static WMPropList
*sShaded
;
95 static WMPropList
*sMiniaturized
;
96 static WMPropList
*sMaximized
;
97 static WMPropList
*sHidden
;
98 static WMPropList
*sGeometry
;
99 static WMPropList
*sShortcutMask
;
101 static WMPropList
*sDock
;
102 static WMPropList
*sYes
, *sNo
;
104 static void make_keys(void)
106 if (sApplications
!= NULL
)
109 sApplications
= WMCreatePLString("Applications");
110 sCommand
= WMCreatePLString("Command");
111 sName
= WMCreatePLString("Name");
112 sHost
= WMCreatePLString("Host");
113 sWorkspace
= WMCreatePLString("Workspace");
114 sShaded
= WMCreatePLString("Shaded");
115 sMiniaturized
= WMCreatePLString("Miniaturized");
116 sMaximized
= WMCreatePLString("Maximized");
117 sHidden
= WMCreatePLString("Hidden");
118 sGeometry
= WMCreatePLString("Geometry");
119 sDock
= WMCreatePLString("Dock");
120 sShortcutMask
= WMCreatePLString("ShortcutMask");
122 sYes
= WMCreatePLString("Yes");
123 sNo
= WMCreatePLString("No");
126 static int getBool(WMPropList
* value
)
130 if (!WMIsPLString(value
)) {
133 val
= WMGetFromPLString(value
);
137 if ((val
[1] == '\0' && (val
[0] == 'y' || val
[0] == 'Y'))
138 || strcasecmp(val
, "YES") == 0) {
141 } else if ((val
[1] == '\0' && (val
[0] == 'n' || val
[0] == 'N'))
142 || strcasecmp(val
, "NO") == 0) {
146 if (sscanf(val
, "%i", &i
) == 1) {
149 wwarning(_("can't convert \"%s\" to boolean"), val
);
155 static unsigned getInt(WMPropList
* value
)
160 if (!WMIsPLString(value
))
162 val
= WMGetFromPLString(value
);
165 if (sscanf(val
, "%u", &n
) != 1)
171 static unsigned getHex(WMPropList
* value
)
176 if (!WMIsPLString(value
))
178 val
= WMGetFromPLString(value
);
181 if (sscanf(val
, "0x%04X", &n
) != 1)
187 static WMPropList
*makeWindowState(WWindow
* wwin
, WApplication
* wapp
)
189 WScreen
*scr
= wwin
->screen_ptr
;
193 char *class, *instance
, *command
= NULL
, buffer
[512];
194 WMPropList
*win_state
, *cmd
, *name
, *workspace
;
195 WMPropList
*shaded
, *miniaturized
, *maximized
, *hidden
, *geometry
;
196 WMPropList
*dock
, *shortcut
;
198 if (wwin
->orig_main_window
!= None
&& wwin
->orig_main_window
!= wwin
->client_win
)
199 win
= wwin
->orig_main_window
;
201 win
= wwin
->client_win
;
203 command
= GetCommandForWindow(win
);
205 if (wapp
->app_icon
&& wapp
->app_icon
->command
) {
206 command
= wmalloc(strlen(wapp
->app_icon
->command
) + 1);
207 strcpy(command
, wapp
->app_icon
->command
);
212 if (PropGetWMClass(win
, &class, &instance
)) {
213 if (class && instance
)
214 snprintf(buffer
, sizeof(buffer
), "%s.%s", instance
, class);
216 snprintf(buffer
, sizeof(buffer
), "%s", instance
);
218 snprintf(buffer
, sizeof(buffer
), ".%s", class);
220 snprintf(buffer
, sizeof(buffer
), ".");
222 name
= WMCreatePLString(buffer
);
223 cmd
= WMCreatePLString(command
);
224 workspace
= WMCreatePLString(scr
->workspaces
[wwin
->frame
->workspace
]->name
);
226 shaded
= wwin
->flags
.shaded
? sYes
: sNo
;
227 miniaturized
= wwin
->flags
.miniaturized
? sYes
: sNo
;
228 snprintf(buffer
, sizeof(buffer
), "0x%04X", wwin
->flags
.maximized
);
229 maximized
= WMCreatePLString(buffer
);
230 hidden
= wwin
->flags
.hidden
? sYes
: sNo
;
231 snprintf(buffer
, sizeof(buffer
), "%ix%i+%i+%i",
232 wwin
->client
.width
, wwin
->client
.height
, wwin
->frame_x
, wwin
->frame_y
);
233 geometry
= WMCreatePLString(buffer
);
235 for (mask
= 0, i
= 0; i
< MAX_WINDOW_SHORTCUTS
; i
++) {
236 if (scr
->shortcutWindows
[i
] != NULL
&&
237 WMGetFirstInArray(scr
->shortcutWindows
[i
], wwin
) != WANotFound
)
241 snprintf(buffer
, sizeof(buffer
), "%u", mask
);
242 shortcut
= WMCreatePLString(buffer
);
244 win_state
= WMCreatePLDictionary(sName
, name
,
246 sWorkspace
, workspace
,
248 sMiniaturized
, miniaturized
,
249 sMaximized
, maximized
,
251 sShortcutMask
, shortcut
, sGeometry
, geometry
, NULL
);
253 WMReleasePropList(name
);
254 WMReleasePropList(cmd
);
255 WMReleasePropList(workspace
);
256 WMReleasePropList(maximized
);
257 WMReleasePropList(geometry
);
258 WMReleasePropList(shortcut
);
259 if (wapp
&& wapp
->app_icon
&& wapp
->app_icon
->dock
) {
262 if (wapp
->app_icon
->dock
== scr
->dock
)
267 for (i
= 0; i
< scr
->workspace_count
; i
++)
268 if (scr
->workspaces
[i
]->clip
== wapp
->app_icon
->dock
)
270 if (i
< scr
->workspace_count
)
271 name
= scr
->workspaces
[i
]->name
;
273 /* Try the drawers */
276 for (dc
= scr
->drawers
; dc
!= NULL
; dc
= dc
->next
) {
277 if (dc
->adrawer
== wapp
->app_icon
->dock
)
281 name
= dc
->adrawer
->icon_array
[0]->wm_instance
;
283 dock
= WMCreatePLString(name
);
284 WMPutInPLDictionary(win_state
, sDock
, dock
);
285 WMReleasePropList(dock
);
301 void wSessionSaveState(WScreen
* scr
)
303 WWindow
*wwin
= scr
->focused_window
;
304 WMPropList
*win_info
, *wks
;
305 WMPropList
*list
= NULL
;
306 WMArray
*wapp_list
= NULL
;
310 if (!scr
->session_state
) {
311 scr
->session_state
= WMCreatePLDictionary(NULL
, NULL
);
312 if (!scr
->session_state
)
316 list
= WMCreatePLArray(NULL
);
318 wapp_list
= WMCreateArray(16);
321 WApplication
*wapp
= wApplicationOf(wwin
->main_window
);
322 Window appId
= wwin
->orig_main_window
;
324 if ((wwin
->transient_for
== None
|| wwin
->transient_for
== wwin
->screen_ptr
->root_win
)
325 && (WMGetFirstInArray(wapp_list
, (void *)appId
) == WANotFound
326 || WFLAGP(wwin
, shared_appicon
))
327 && !WFLAGP(wwin
, dont_save_session
)) {
328 /* A entry for this application was not yet saved. Save one. */
329 win_info
= makeWindowState(wwin
, wapp
);
330 if (win_info
!= NULL
) {
331 WMAddToPLArray(list
, win_info
);
332 WMReleasePropList(win_info
);
333 /* If we were successful in saving the info for this window
334 * add the application the window belongs to, to the
335 * application list, so no multiple entries for the same
336 * application are saved.
338 WMAddToArray(wapp_list
, (void *)appId
);
343 WMRemoveFromPLDictionary(scr
->session_state
, sApplications
);
344 WMPutInPLDictionary(scr
->session_state
, sApplications
, list
);
345 WMReleasePropList(list
);
347 wks
= WMCreatePLString(scr
->workspaces
[scr
->current_workspace
]->name
);
348 WMPutInPLDictionary(scr
->session_state
, sWorkspace
, wks
);
349 WMReleasePropList(wks
);
351 WMFreeArray(wapp_list
);
354 void wSessionClearState(WScreen
* scr
)
358 if (!scr
->session_state
)
361 WMRemoveFromPLDictionary(scr
->session_state
, sApplications
);
362 WMRemoveFromPLDictionary(scr
->session_state
, sWorkspace
);
365 static pid_t
execCommand(WScreen
*scr
, char *command
)
371 wtokensplit(command
, &argv
, &argc
);
383 SetupEnvironment(scr
);
385 args
= malloc(sizeof(char *) * (argc
+ 1));
388 for (i
= 0; i
< argc
; i
++) {
392 execvp(argv
[0], args
);
401 static WSavedState
*getWindowState(WScreen
* scr
, WMPropList
* win_state
)
403 WSavedState
*state
= wmalloc(sizeof(WSavedState
));
409 state
->workspace
= -1;
410 value
= WMGetFromPLDictionary(win_state
, sWorkspace
);
411 if (value
&& WMIsPLString(value
)) {
412 tmp
= WMGetFromPLString(value
);
413 if (sscanf(tmp
, "%i", &state
->workspace
) != 1) {
414 state
->workspace
= -1;
415 for (i
= 0; i
< scr
->workspace_count
; i
++) {
416 if (strcmp(scr
->workspaces
[i
]->name
, tmp
) == 0) {
417 state
->workspace
= i
;
426 value
= WMGetFromPLDictionary(win_state
, sShaded
);
428 state
->shaded
= getBool(value
);
430 value
= WMGetFromPLDictionary(win_state
, sMiniaturized
);
432 state
->miniaturized
= getBool(value
);
434 value
= WMGetFromPLDictionary(win_state
, sMaximized
);
436 state
->maximized
= getHex(value
);
439 value
= WMGetFromPLDictionary(win_state
, sHidden
);
441 state
->hidden
= getBool(value
);
443 value
= WMGetFromPLDictionary(win_state
, sShortcutMask
);
445 mask
= getInt(value
);
446 state
->window_shortcuts
= mask
;
449 value
= WMGetFromPLDictionary(win_state
, sGeometry
);
450 if (value
&& WMIsPLString(value
)) {
451 if (!(sscanf(WMGetFromPLString(value
), "%ix%i+%i+%i",
452 &state
->w
, &state
->h
, &state
->x
, &state
->y
) == 4 && (state
->w
> 0 && state
->h
> 0))) {
461 static inline int is_same(const char *x
, const char *y
)
463 if ((x
== NULL
) && (y
== NULL
))
466 if ((x
== NULL
) || (y
== NULL
))
469 if (strcmp(x
, y
) == 0)
475 void wSessionRestoreState(WScreen
*scr
)
478 char *instance
, *class, *command
;
479 WMPropList
*win_info
, *apps
, *cmd
, *value
;
483 WAppIcon
*btn
= NULL
;
489 if (!scr
->session_state
)
492 WMPLSetCaseSensitive(True
);
494 apps
= WMGetFromPLDictionary(scr
->session_state
, sApplications
);
498 count
= WMGetPropListItemCount(apps
);
502 for (i
= 0; i
< count
; i
++) {
503 win_info
= WMGetFromPLArray(apps
, i
);
505 cmd
= WMGetFromPLDictionary(win_info
, sCommand
);
506 if (!cmd
|| !WMIsPLString(cmd
) || !(command
= WMGetFromPLString(cmd
))) {
510 value
= WMGetFromPLDictionary(win_info
, sName
);
514 ParseWindowName(value
, &instance
, &class, "session");
515 if (!instance
&& !class)
518 state
= getWindowState(scr
, win_info
);
521 value
= WMGetFromPLDictionary(win_info
, sDock
);
522 if (value
&& WMIsPLString(value
) && (tmp
= WMGetFromPLString(value
)) != NULL
) {
523 if (sscanf(tmp
, "%i", &n
) != 1) {
524 if (!strcasecmp(tmp
, "DOCK"))
529 for (j
= 0; j
< scr
->workspace_count
; j
++) {
530 if (strcmp(scr
->workspaces
[j
]->name
, tmp
) == 0) {
531 dock
= scr
->workspaces
[j
]->clip
;
536 if (dock
== NULL
) // Try the drawers
539 for (dc
= scr
->drawers
; dc
!= NULL
; dc
= dc
->next
)
541 if (strcmp(dc
->adrawer
->icon_array
[0]->wm_instance
, tmp
) == 0)
551 } else if (n
> 0 && n
<= scr
->workspace_count
) {
552 dock
= scr
->workspaces
[n
- 1]->clip
;
559 for (j
= 0; j
< dock
->max_icons
; j
++) {
560 btn
= dock
->icon_array
[j
];
561 if (btn
&& is_same(instance
, btn
->wm_instance
) &&
562 is_same(class, btn
->wm_class
) &&
563 is_same(command
, btn
->command
) &&
572 wDockLaunchWithState(btn
, state
);
573 } else if ((pid
= execCommand(scr
, command
)) > 0) {
574 wWindowAddSavedState(instance
, class, command
, pid
, state
);
585 WMPLSetCaseSensitive(False
);
588 void wSessionRestoreLastWorkspace(WScreen
* scr
)
596 if (!scr
->session_state
)
599 WMPLSetCaseSensitive(True
);
601 wks
= WMGetFromPLDictionary(scr
->session_state
, sWorkspace
);
602 if (!wks
|| !WMIsPLString(wks
))
605 value
= WMGetFromPLString(wks
);
611 WMPLSetCaseSensitive(False
);
613 /* Get the workspace number for the workspace name */
614 w
= wGetWorkspaceNumber(scr
, value
);
616 if (w
!= scr
->current_workspace
&& w
< scr
->workspace_count
)
617 wWorkspaceChange(scr
, w
);