]> Dogcows Code - chaz/tint2/blobdiff - src/tint.c
cleanup code
[chaz/tint2] / src / tint.c
index a8cc19d71b8cf27325a18e11b238cd022eee8403..2f5edc6f0991cf429611982a31808646399dbca9 100644 (file)
 #include <Imlib2.h>
 #include <signal.h>
 
+#include <version.h>
 #include "server.h"
 #include "window.h"
 #include "config.h"
 #include "task.h"
 #include "taskbar.h"
 #include "systraybar.h"
+#include "launcher.h"
 #include "panel.h"
 #include "tooltip.h"
 #include "timer.h"
 
+
 void signal_handler(int sig)
 {
        // signal handler is light as it should be
@@ -52,6 +55,20 @@ void init (int argc, char *argv[])
 {
        int i;
 
+       // set global data
+       default_config();
+       default_timeout();
+       default_systray();
+       memset(&server, 0, sizeof(Server_global));
+#ifdef ENABLE_BATTERY
+       default_battery();
+#endif
+       default_clock();
+       default_launcher();
+       default_taskbar();
+       default_tooltip();
+       default_panel();
+
        // read options
        for (i = 1; i < argc; ++i) {
                if (!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help"))       {
@@ -59,7 +76,7 @@ void init (int argc, char *argv[])
                        exit(0);
                }
                if (!strcmp(argv[i], "-v") || !strcmp(argv[i], "--version"))    {
-                       printf("tint2 version 0.8\n");
+                       printf("tint2 version %s\n", VERSION_STRING);
                        exit(0);
                }
                if (!strcmp(argv[i], "-c")) {
@@ -74,15 +91,17 @@ void init (int argc, char *argv[])
                }
        }
        // Set signal handler
+       signal_pending = 0;
        struct sigaction sa = { .sa_handler = signal_handler };
+       struct sigaction sa_chld = { .sa_handler = SIG_DFL, .sa_flags = SA_NOCLDWAIT };
        sigaction(SIGUSR1, &sa, 0);
        sigaction(SIGINT, &sa, 0);
        sigaction(SIGTERM, &sa, 0);
        sigaction(SIGHUP, &sa, 0);
-       signal(SIGCHLD, SIG_IGN);               // don't have to wait() after fork()
+       sigaction(SIGCHLD, &sa_chld, 0);
 
-       // BSD is too stupid to support pselect(), therefore we have to use select and hope that we do not
-       // end up in a race condition there
+       // BSD does not support pselect(), therefore we have to use select and hope that we do not
+       // end up in a race condition there (see 'man select()' on a linux machine for more information)
        // block all signals, such that no race conditions occur before pselect in our main loop
 //     sigset_t block_mask;
 //     sigaddset(&block_mask, SIGINT);
@@ -90,10 +109,6 @@ void init (int argc, char *argv[])
 //     sigaddset(&block_mask, SIGHUP);
 //     sigaddset(&block_mask, SIGUSR1);
 //     sigprocmask(SIG_BLOCK, &block_mask, 0);
-
-       // set global data
-       memset(&server, 0, sizeof(Server_global));
-       memset(&systray, 0, sizeof(Systraybar));
 }
 
 void init_X11()
@@ -118,6 +133,8 @@ void init_X11()
        XSelectInput (server.dsp, server.root_win, PropertyChangeMask|StructureNotifyMask);
 
        setlocale (LC_ALL, "");
+       // config file use '.' as decimal separator
+       setlocale(LC_NUMERIC, "POSIX");
 
        // load default icon
        gchar *path;
@@ -139,22 +156,22 @@ void init_X11()
 
 void cleanup()
 {
-       stop_all_timeouts();
+       cleanup_timeout();
        cleanup_systray();
-       stop_net();
-       cleanup_panel();
        cleanup_tooltip();
        cleanup_clock();
+       cleanup_launcher();
 #ifdef ENABLE_BATTERY
        cleanup_battery();
 #endif
+       cleanup_panel();
+       cleanup_config();
 
        if (default_icon) {
                imlib_context_set_image(default_icon);
                imlib_free_image();
        }
-       if (config_path) g_free(config_path);
-       if (snapshot_path) g_free(snapshot_path);
+       imlib_context_disconnect_display();
 
        cleanup_server();
        if (server.dsp) XCloseDisplay(server.dsp);
@@ -165,16 +182,22 @@ void get_snapshot(const char *path)
 {
        Panel *panel = &panel1[0];
 
-       if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
-       panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
+       if (panel->area.width > server.monitor[0].width)
+               panel->area.width = server.monitor[0].width;
 
-       refresh(&panel->area);
+       panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
+       rendering(panel);
 
        Imlib_Image img = NULL;
        imlib_context_set_drawable(panel->temp_pmap);
        img = imlib_create_image_from_drawable(0, 0, 0, panel->area.width, panel->area.height, 0);
 
        imlib_context_set_image(img);
+       if (!panel_horizontal) {
+               // rotate 90° vertical panel
+               imlib_image_flip_horizontal();
+               imlib_image_flip_diagonal();
+       }
        imlib_save_image(path);
        imlib_free_image();
 }
@@ -258,12 +281,20 @@ int tint2_handles_click(Panel* panel, XButtonEvent* e)
                else
                        return 0;
        }
-       // no task clicked --> check if taskbar clicked
+       LauncherIcon *icon = click_launcher_icon(panel, e->x, e->y);
+       if (icon) {
+               if (e->button == 1) {
+                       return 1;
+               } else {
+                       return 0;
+               }
+       }
+       // no launcher/task clicked --> check if taskbar clicked
        Taskbar *tskbar = click_taskbar(panel, e->x, e->y);
        if (tskbar && e->button == 1 && panel_mode == MULTI_DESKTOP)
                return 1;
        if (click_clock(panel, e->x, e->y)) {
-               if ( (e->button == 1 && clock_lclick_command) || (e->button == 2 && clock_rclick_command) )
+               if ( (e->button == 1 && clock_lclick_command) || (e->button == 3 && clock_rclick_command) )
                        return 1;
                else
                        return 0;
@@ -299,9 +330,64 @@ void event_button_press (XEvent *e)
        }
        task_drag = click_task(panel, e->xbutton.x, e->xbutton.y);
 
-       XLowerWindow (server.dsp, panel->main_win);
+       if (panel_layer == BOTTOM_LAYER)
+               XLowerWindow (server.dsp, panel->main_win);
 }
 
+void event_button_motion_notify (XEvent *e)
+{
+       Panel * panel = get_panel(e->xany.window);
+       if(!panel || !task_drag)
+               return;
+
+       // Find the taskbar on the event's location
+       Taskbar * event_taskbar = click_taskbar(panel, e->xbutton.x, e->xbutton.y);
+       if(event_taskbar == NULL)
+               return;
+
+       // Find the task on the event's location
+       Task * event_task = click_task(panel, e->xbutton.x, e->xbutton.y);
+
+       // If the event takes place on the same taskbar as the task being dragged
+       if(event_taskbar == task_drag->area.parent)     {
+               // Swap the task_drag with the task on the event's location (if they differ)
+               if(event_task && event_task != task_drag) {
+                       GSList * drag_iter = g_slist_find(event_taskbar->area.list, task_drag);
+                       GSList * task_iter = g_slist_find(event_taskbar->area.list, event_task);
+                       if(drag_iter && task_iter) {
+                               gpointer temp = task_iter->data;
+                               task_iter->data = drag_iter->data;
+                               drag_iter->data = temp;
+                               event_taskbar->area.resize = 1;
+                               panel_refresh = 1;
+                               task_dragged = 1;
+                       }
+               }
+       }
+       else { // The event is on another taskbar than the task being dragged
+               if(task_drag->desktop == ALLDESKTOP || panel_mode != MULTI_DESKTOP)
+                       return;
+
+               Taskbar * drag_taskbar = (Taskbar*)task_drag->area.parent;
+               drag_taskbar->area.list = g_slist_remove(drag_taskbar->area.list, task_drag);
+
+               if(event_taskbar->area.posx > drag_taskbar->area.posx || event_taskbar->area.posy > drag_taskbar->area.posy)
+                       event_taskbar->area.list = g_slist_prepend(event_taskbar->area.list, task_drag);
+               else
+                       event_taskbar->area.list = g_slist_append(event_taskbar->area.list, task_drag);
+
+               // Move task to other desktop (but avoid the 'Window desktop changed' code in 'event_property_notify')
+               task_drag->area.parent = event_taskbar;
+               task_drag->desktop = event_taskbar->desktop;
+
+               windows_set_desktop(task_drag->win, event_taskbar->desktop);
+
+               event_taskbar->area.resize = 1;
+               drag_taskbar->area.resize = 1;
+               task_dragged = 1;
+               panel_refresh = 1;
+       }
+}
 
 void event_button_release (XEvent *e)
 {
@@ -310,7 +396,8 @@ void event_button_release (XEvent *e)
 
        if (wm_menu && !tint2_handles_click(panel, &e->xbutton)) {
                forward_click(e);
-               XLowerWindow (server.dsp, panel->main_win);
+               if (panel_layer == BOTTOM_LAYER)
+                       XLowerWindow (server.dsp, panel->main_win);
                task_drag = 0;
                return;
        }
@@ -339,7 +426,17 @@ void event_button_release (XEvent *e)
 
        if ( click_clock(panel, e->xbutton.x, e->xbutton.y)) {
                clock_action(e->xbutton.button);
-               XLowerWindow (server.dsp, panel->main_win);
+               if (panel_layer == BOTTOM_LAYER)
+                       XLowerWindow (server.dsp, panel->main_win);
+               task_drag = 0;
+               return;
+       }
+
+       if ( click_launcher(panel, e->xbutton.x, e->xbutton.y)) {
+               LauncherIcon *icon = click_launcher_icon(panel, e->xbutton.x, e->xbutton.y);
+               if (icon) {
+                       launcher_action(icon);
+               }
                task_drag = 0;
                return;
        }
@@ -347,23 +444,17 @@ void event_button_release (XEvent *e)
        Taskbar *tskbar;
        if ( !(tskbar = click_taskbar(panel, e->xbutton.x, e->xbutton.y)) ) {
                // TODO: check better solution to keep window below
-               XLowerWindow (server.dsp, panel->main_win);
+               if (panel_layer == BOTTOM_LAYER)
+                       XLowerWindow (server.dsp, panel->main_win);
                task_drag = 0;
                return;
        }
 
        // drag and drop task
-       if (task_drag) {
-               if (tskbar != task_drag->area.parent && action == TOGGLE_ICONIFY) {
-                       if (task_drag->desktop != ALLDESKTOP && panel_mode == MULTI_DESKTOP) {
-                               windows_set_desktop(task_drag->win, tskbar->desktop);
-                               if (tskbar->desktop == server.desktop)
-                                       set_active(task_drag->win);
-                               task_drag = 0;
-                       }
-                       return;
-               }
-               else task_drag = 0;
+       if (task_dragged) {
+               task_drag = 0;
+               task_dragged = 0;
+               return;
        }
 
        // switch desktop
@@ -376,7 +467,8 @@ void event_button_release (XEvent *e)
        window_action( click_task(panel, e->xbutton.x, e->xbutton.y), action);
 
        // to keep window below
-       XLowerWindow (server.dsp, panel->main_win);
+       if (panel_layer == BOTTOM_LAYER)
+               XLowerWindow (server.dsp, panel->main_win);
 }
 
 
@@ -395,11 +487,14 @@ void event_property_notify (XEvent *e)
 
                // Change number of desktops
                else if (at == server.atom._NET_NUMBER_OF_DESKTOPS) {
+                       if (!taskbar_enabled) return;
                        server.nb_desktop = server_get_number_of_desktop ();
                        cleanup_taskbar();
                        init_taskbar();
-                       visible_object();
                        for (i=0 ; i < nb_panel ; i++) {
+                               init_taskbar_panel(&panel1[i]);
+                               set_panel_items_order(&panel1[i]);
+                               visible_taskbar(&panel1[i]);
                                panel1[i].area.resize = 1;
                        }
                        task_refresh_tasklist();
@@ -408,11 +503,12 @@ void event_property_notify (XEvent *e)
                }
                // Change desktop
                else if (at == server.atom._NET_CURRENT_DESKTOP) {
+                       if (!taskbar_enabled) return;
                        int old_desktop = server.desktop;
                        server.desktop = server_get_current_desktop ();
                        for (i=0 ; i < nb_panel ; i++) {
                                Panel *panel = &panel1[i];
-                               if (panel_mode == MULTI_DESKTOP && panel->g_taskbar.use_active) {
+                               if (panel_mode == MULTI_DESKTOP && panel->g_taskbar.bg != panel->g_taskbar.bg_active) {
                                        // redraw both taskbar
                                        if (server.nb_desktop > old_desktop) {
                                                // can happen if last desktop is deleted and we've been on the last desktop
@@ -446,9 +542,8 @@ void event_property_notify (XEvent *e)
                                                tskbar->area.resize = 1;
                                        }
                                }
-                       }
-                       if (panel_mode != MULTI_DESKTOP) {
-                               visible_object();
+                               if (panel_mode != MULTI_DESKTOP) 
+                                       visible_taskbar(panel);
                        }
                }
                // Window list
@@ -494,6 +589,10 @@ void event_property_notify (XEvent *e)
                // Window title changed
                if (at == server.atom._NET_WM_VISIBLE_NAME || at == server.atom._NET_WM_NAME || at == server.atom.WM_NAME) {
                        get_title(tsk);
+                       if (g_tooltip.mapped && (g_tooltip.area == (Area*)tsk)) {
+                               tooltip_copy_text((Area*)tsk);
+                               tooltip_update();
+                       }
                        panel_refresh = 1;
                }
                // Demand attention
@@ -558,11 +657,7 @@ void event_configure_notify (Window win)
 {
        // change in root window (xrandr)
        if (win == server.root_win) {
-               get_monitors();
-               init_config();
-               config_read_file (config_path);
-               init_panel();
-               cleanup_config();
+               signal_pending = SIGUSR1;
                return;
        }
 
@@ -631,14 +726,18 @@ void dnd_message(XClientMessageEvent *e)
 int main (int argc, char *argv[])
 {
        XEvent e;
+       XClientMessageEvent *ev;
        fd_set fdset;
        int x11_fd, i;
        Panel *panel;
        GSList *it;
        struct timeval* timeout;
+       int hidden_dnd = 0;
 
+start:
        init (argc, argv);
-       init_config();
+       init_X11();
+
        i = 0;
        if (config_path)
                i = config_read_file (config_path);
@@ -650,9 +749,7 @@ int main (int argc, char *argv[])
                exit(1);
        }
 
-       init_X11();
        init_panel();
-       cleanup_config();
        if (snapshot_path) {
                get_snapshot(snapshot_path);
                cleanup();
@@ -671,11 +768,6 @@ int main (int argc, char *argv[])
                if (panel_refresh) {
                        panel_refresh = 0;
 
-                       // QUESTION: do we need this first refresh_systray, because we check refresh_systray once again later...
-                       if (refresh_systray) {
-                               panel = (Panel*)systray.area.panel;
-                               XSetWindowBackgroundPixmap (server.dsp, panel->main_win, None);
-                       }
                        for (i=0 ; i < nb_panel ; i++) {
                                panel = &panel1[i];
 
@@ -686,16 +778,15 @@ int main (int argc, char *argv[])
                                else {
                                        if (panel->temp_pmap) XFreePixmap(server.dsp, panel->temp_pmap);
                                        panel->temp_pmap = XCreatePixmap(server.dsp, server.root_win, panel->area.width, panel->area.height, server.depth);
-                                       refresh(&panel->area);
+                                       rendering(panel);
                                        XCopyArea(server.dsp, panel->temp_pmap, panel->main_win, server.gc, 0, 0, panel->area.width, panel->area.height, 0, 0);
                                }
                        }
                        XFlush (server.dsp);
 
                        panel = (Panel*)systray.area.panel;
-                       if (refresh_systray && !panel->is_hidden) {
+                       if (refresh_systray && panel && !panel->is_hidden) {
                                refresh_systray = 0;
-                               panel = (Panel*)systray.area.panel;
                                // tint2 doen't draw systray icons. it just redraw background.
                                XSetWindowBackgroundPixmap (server.dsp, panel->main_win, panel->temp_pmap);
                                // force icon's refresh
@@ -724,8 +815,18 @@ int main (int argc, char *argv[])
                                                autohide_trigger_show(panel);
                                        else if (e.type == LeaveNotify)
                                                autohide_trigger_hide(panel);
-                                       if (panel->is_hidden)
-                                               continue;   // discard further processing of this event because the panel is not visible yet
+                                       if (panel->is_hidden) {
+                                               if (e.type == ClientMessage && e.xclient.message_type == server.atom.XdndPosition) {
+                                                       hidden_dnd = 1;
+                                                       autohide_show(panel);
+                                               }
+                                               else
+                                                       continue;   // discard further processing of this event because the panel is not visible yet
+                                       }
+                                       else if (hidden_dnd && e.type == ClientMessage && e.xclient.message_type == server.atom.XdndLeave) {
+                                               hidden_dnd = 0;
+                                               autohide_hide(panel);
+                                       }
                                }
 
                                switch (e.type) {
@@ -739,11 +840,15 @@ int main (int argc, char *argv[])
                                                break;
 
                                        case MotionNotify: {
+                                               unsigned int button_mask = Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask;
+                                               if (e.xmotion.state & button_mask)
+                                                       event_button_motion_notify (&e);
+
                                                if (!g_tooltip.enabled) break;
                                                Panel* panel = get_panel(e.xmotion.window);
                                                Area* area = click_area(panel, e.xmotion.x, e.xmotion.y);
                                                if (area->_get_tooltip_text)
-                                                       tooltip_trigger_show(area, panel, e.xmotion.x_root, e.xmotion.y_root);
+                                                       tooltip_trigger_show(area, panel, &e);
                                                else
                                                        tooltip_trigger_hide();
                                                break;
@@ -758,11 +863,6 @@ int main (int argc, char *argv[])
                                                event_expose(&e);
                                                break;
 
-                                       case MapNotify:
-                                               if (e.xany.window == g_tooltip.window)
-                                                       tooltip_update();
-                                               break;
-
                                        case PropertyNotify:
                                                event_property_notify(&e);
                                                break;
@@ -781,7 +881,12 @@ int main (int argc, char *argv[])
                                                break;
                                        case UnmapNotify:
                                        case DestroyNotify:
-                                               if (e.xany.window == g_tooltip.window || !systray.area.on_screen)
+                                               if (e.xany.window == server.composite_manager) {
+                                                       // Stop real_transparency
+                                                       signal_pending = SIGUSR1;
+                                                       break;
+                                               }
+                                               if (e.xany.window == g_tooltip.window || !systray_enabled)
                                                        break;
                                                for (it = systray.list_icons; it; it = g_slist_next(it)) {
                                                        if (((TrayWindow*)it->data)->tray_id == e.xany.window) {
@@ -792,8 +897,16 @@ int main (int argc, char *argv[])
                                        break;
 
                                        case ClientMessage:
-                                               if (!systray.area.on_screen) break;
-                                               if (e.xclient.message_type == server.atom._NET_SYSTEM_TRAY_OPCODE && e.xclient.format == 32 && e.xclient.window == net_sel_win) {
+                                               ev = &e.xclient;
+                                               if (ev->data.l[1] == server.atom._NET_WM_CM_S0) {
+                                                       if (ev->data.l[2] == None)
+                                                               // Stop real_transparency
+                                                               signal_pending = SIGUSR1;
+                                                       else
+                                                               // Start real_transparency
+                                                               signal_pending = SIGUSR1;
+                                               }
+                                               if (systray_enabled && e.xclient.message_type == server.atom._NET_SYSTEM_TRAY_OPCODE && e.xclient.format == 32 && e.xclient.window == net_sel_win) {
                                                        net_message(&e.xclient);
                                                }
                                                else if (e.xclient.message_type == server.atom.XdndPosition) {
@@ -810,7 +923,7 @@ int main (int argc, char *argv[])
                                                        XDamageNotifyEvent* de = &event_union.de;
                                                        for (l = systray.list_icons; l ; l = l->next) {
                                                                traywin = (TrayWindow*)l->data;
-                                                               if ( traywin->id == de->drawable && !de->more ) {
+                                                               if ( traywin->id == de->drawable ) {
                                                                        systray_render_icon(traywin);
                                                                        break;
                                                                }
@@ -822,19 +935,18 @@ int main (int argc, char *argv[])
 
                callback_timeout_expired();
 
-               switch (signal_pending) {
-               case SIGUSR1: // reload config file
-                       signal_pending = 0;
-                       init_config();
-                       config_read_file (config_path);
-                       init_panel();
-                       cleanup_config();
-                       break;
-               case SIGINT:
-               case SIGTERM:
-               case SIGHUP:
-                       cleanup ();
-                       return 0;
+               if (signal_pending) {
+                       cleanup();
+                       if (signal_pending == SIGUSR1) {
+                               // restart tint2
+                               // SIGUSR1 used when : user's signal, composite manager stop/start or xrandr
+                               FD_CLR (x11_fd, &fdset); // not sure if needed
+                               goto start;
+                       }
+                       else {
+                               // SIGINT, SIGTERM, SIGHUP
+                               return 0;
+                       }
                }
        }
 }
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