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        This program is free software; you can redistribute it and/or modify
        it under the terms of the GNU General Public License as published by
        the Free Software Foundation; either version 2, or (at your option)
        any later version.
        This program is distributed in the hope that it will be useful,
        but WITHOUT ANY WARRANTY; without even the implied warranty of
        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        GNU General Public License for more details.
        You should have received a copy of the GNU General Public License
        along with this program; if not, write to the Free Software
        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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        oroborus - (c) 2001 Ken Lynch
        xfwm4    - (c) 2002-2004 Olivier Fourdan
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 */

#ifdef HAVE_CONFIG_H
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#endif

#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/extensions/shape.h>
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#include <gdk/gdk.h>
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#include <gdk/gdkx.h>
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#ifdef HAVE_RANDR
#include <X11/extensions/Xrandr.h>
#endif
#include <libxfce4util/libxfce4util.h> 
#include <libxfcegui4/libxfcegui4.h>
#include <string.h>

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#include "misc.h"
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#include "workspaces.h"
#include "settings.h"
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#include "mywindow.h"
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#include "frame.h"
#include "client.h"
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#include "menu.h"
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#include "hints.h"
#include "startup_notification.h"
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#define WIN_IS_BUTTON(win)      ((win == MYWINDOW_XWINDOW(c->buttons[HIDE_BUTTON])) || \
                                 (win == MYWINDOW_XWINDOW(c->buttons[CLOSE_BUTTON])) || \
                                 (win == MYWINDOW_XWINDOW(c->buttons[MAXIMIZE_BUTTON])) || \
                                 (win == MYWINDOW_XWINDOW(c->buttons[SHADE_BUTTON])) || \
                                 (win == MYWINDOW_XWINDOW(c->buttons[STICK_BUTTON])))

#define DBL_CLICK_GRAB          (ButtonMotionMask | \
                                 PointerMotionMask | \
                                 ButtonPressMask | \
                                 ButtonReleaseMask)
                                 
#define MODIFIER_MASK           (ShiftMask | \
                                 ControlMask | \
                                 AltMask | \
                                 MetaMask | \
                                 SuperMask | \
                                 HyperMask)
extern gboolean xfwm4_quit;
extern gboolean xfwm4_reload;


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static guint raise_timeout = 0;
static GdkAtom atom_rcfiles = GDK_NONE;
static xfwmWindow menu_event_window;
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static void handleEvent (DisplayInfo *display_info, XEvent * ev);
static void menu_callback (Menu * menu, MenuOp op, Window client_xwindow,
    gpointer menu_data, gpointer item_data);
static gboolean show_popup_cb (GtkWidget * widget, GdkEventButton * ev,
static gboolean client_event_cb (GtkWidget * widget, GdkEventClient * ev, gpointer data);
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typedef enum
{
    XFWM_BUTTON_UNDEFINED = 0,
    XFWM_BUTTON_DRAG = 1,
    XFWM_BUTTON_CLICK = 2,
    XFWM_BUTTON_CLICK_AND_DRAG = 3,
    XFWM_BUTTON_DOUBLE_CLICK = 4
}
XfwmButtonClickType;
static XfwmButtonClickType
typeOfClick (DisplayInfo *display_info, Window w, XEvent * ev, gboolean allow_double_click)
    unsigned int button;
    g_return_val_if_fail (display_info != NULL, XFWM_BUTTON_UNDEFINED);
    g_return_val_if_fail (ev != NULL, XFWM_BUTTON_UNDEFINED);
    g_return_val_if_fail (w != None, XFWM_BUTTON_UNDEFINED);
    XFlush (display_info->dpy);
    g = XGrabPointer (display_info->dpy, w, FALSE, DBL_CLICK_GRAB, GrabModeAsync,
        GrabModeAsync, None, None, ev->xbutton.time);
        TRACE ("grab failed in typeOfClick");
        gdk_beep ();
        return XFWM_BUTTON_UNDEFINED;
    button = ev->xbutton.button;
    x = xcurrent = ev->xbutton.x_root;
    y = ycurrent = ev->xbutton.y_root;
    while ((ABS (x - xcurrent) < 2) && (ABS (y - ycurrent) < 2)
        && (total < display_info->dbl_click_time)
        && ((GDK_CURRENT_TIME - t0) < display_info->dbl_click_time))
    {
        g_usleep (10000);
        total += 10;
        if (XCheckMaskEvent (display_info->dpy, FocusChangeMask, ev))
            handleEvent (display_info, ev);
        if (XCheckMaskEvent (display_info->dpy, ButtonReleaseMask | ButtonPressMask, ev))
        {
            if (ev->xbutton.button == button)
            {
                clicks++;
            }
        }
        if ((XfwmButtonClickType) clicks == XFWM_BUTTON_DOUBLE_CLICK
            || (!allow_double_click
                && (XfwmButtonClickType) clicks == XFWM_BUTTON_CLICK))
        {
            break;
        }
        if (XCheckMaskEvent (display_info->dpy, ButtonMotionMask | PointerMotionMask, ev))
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        {
            xcurrent = ev->xmotion.x_root;
            ycurrent = ev->xmotion.y_root;
        }
    XUngrabPointer (display_info->dpy, ev->xbutton.time);
    XFlush (display_info->dpy);
static void
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{
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    {
        g_source_remove (raise_timeout);
        raise_timeout = 0;
static gboolean
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{
    TRACE ("entering raise_cb");
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    clear_timeout ();
    c = clientGetFocus ();
    if (c)
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    {
        clientPassGrabButton1 (c);
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    }
    return (TRUE);
}

static void
reset_timeout (ScreenInfo *screen_info)
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{
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    {
        g_source_remove (raise_timeout);
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    }
    raise_timeout = g_timeout_add_full (0, screen_info->params->raise_delay, (GtkFunction) raise_cb, NULL, NULL);
static void
moveRequest (Client * c, XEvent * ev)
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    if (FLAG_TEST (c->xfwm_flags, XFWM_FLAG_HAS_MOVE
        && !FLAG_TEST (c->flags, CLIENT_FLAG_FULLSCREEN)))
static void
resizeRequest (Client * c, int corner, XEvent * ev)
    clientSetFocus (c->screen_info, c, GDK_CURRENT_TIME, NO_FOCUS_FLAG);
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    if (FLAG_TEST_ALL (c->xfwm_flags,
            XFWM_FLAG_HAS_RESIZE | XFWM_FLAG_IS_RESIZABLE))
        clientResize (c, corner, ev);
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    else if (FLAG_TEST (c->xfwm_flags, XFWM_FLAG_HAS_MOVE
        && !FLAG_TEST (c->flags, CLIENT_FLAG_FULLSCREEN)))
static void
spawn_shortcut (ScreenInfo *screen_info, int i)
    if ((i >= NB_KEY_SHORTCUTS) || (!screen_info->params->shortcut_exec[i])
        || !strlen (screen_info->params->shortcut_exec[i]))
    if (!xfce_gdk_spawn_command_line_on_screen (screen_info->gscr, screen_info->params->shortcut_exec[i], &error))
        if (error)
        {
            g_warning ("%s: %s", g_get_prgname (), error->message);
            g_error_free (error);
        }
static void
handleMotionNotify (DisplayInfo *display_info, XMotionEvent * ev)
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    ScreenInfo *screen_info = NULL;
    TRACE ("entering handleMotionNotify");

    if (display_info->nb_screens > 1)
    {
        /* Wrap workspace/wrap windows is disabled with multiscreen */
        return;
    }
    
    /* Get the screen structure from the root of the event */
    screen_info = myDisplayGetScreenFromRoot (display_info, ev->root);
    if (!screen_info)
    {
        return;
    }
    
    if (screen_info->workspace_count && screen_info->params->wrap_workspaces
        && screen_info->params->wrap_resistance)
    {
        msx = ev->x_root;
        msy = ev->y_root;
        max = gdk_screen_get_width (screen_info->gscr) - 1;

        if ((msx == 0) || (msx == max))
        {
            edge_scroll_x++;
        }
        else
        {
            edge_scroll_x = 0;
        }
        if (edge_scroll_x > screen_info->params->wrap_resistance)
        {
            edge_scroll_x = 0;
            if (msx == 0)
            {
                XWarpPointer (display_info->dpy, None, screen_info->xroot, 0, 0, 0, 0, max - 10, msy);
                workspaceSwitch (screen_info, screen_info->current_ws - 1, NULL);
                XWarpPointer (display_info->dpy, None, screen_info->xroot, 0, 0, 0, 0, 10, msy);
                workspaceSwitch (screen_info, screen_info->current_ws + 1, NULL);
            while (XCheckWindowEvent(display_info->dpy, ev->window, PointerMotionMask, (XEvent *) ev))
static int
getKeyPressed (ScreenInfo *screen_info, XKeyEvent * ev)
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{
    int key, state;
    state = ev->state & MODIFIER_MASK;
    for (key = 0; key < KEY_COUNT; key++)
    {
        if ((screen_info->params->keys[key].keycode == ev->keycode)
            && (screen_info->params->keys[key].modifier == state))
static void
handleKeyPress (DisplayInfo *display_info, XKeyEvent * ev)
{
    ScreenInfo *screen_info = NULL;
    Client *c = NULL;
    int key;

    TRACE ("entering handleKeyEvent");

    c = clientGetFocus ();
        screen_info = c->screen_info;
        key = getKeyPressed (screen_info, ev);
        switch (key)
        {
            case KEY_MOVE_UP:
            case KEY_MOVE_DOWN:
            case KEY_MOVE_LEFT:
            case KEY_MOVE_RIGHT:
                moveRequest (c, (XEvent *) ev);
                break;
            case KEY_RESIZE_UP:
            case KEY_RESIZE_DOWN:
            case KEY_RESIZE_LEFT:
            case KEY_RESIZE_RIGHT:
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                if (FLAG_TEST_ALL (c->xfwm_flags,
                        XFWM_FLAG_HAS_RESIZE | XFWM_FLAG_IS_RESIZABLE))
                {
                    clientResize (c, CORNER_BOTTOM_RIGHT, (XEvent *) ev);
                }
                break;
            case KEY_CYCLE_WINDOWS:
                clientCycle (c, (XEvent *) ev);
                break;
            case KEY_CLOSE_WINDOW:
                clientClose (c);
                break;
            case KEY_HIDE_WINDOW:
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                if (FLAG_TEST (c->xfwm_flags, XFWM_FLAG_HAS_BORDER) && CLIENT_CAN_HIDE_WINDOW (c))
                {
                    clientHide (c, c->win_workspace, TRUE);
                }
                break;
            case KEY_MAXIMIZE_WINDOW:
                clientToggleMaximized (c, WIN_STATE_MAXIMIZED);
                break;
            case KEY_MAXIMIZE_VERT:
                clientToggleMaximized (c, WIN_STATE_MAXIMIZED_VERT);
                break;
            case KEY_MAXIMIZE_HORIZ:
                clientToggleMaximized (c, WIN_STATE_MAXIMIZED_HORIZ);
                break;
            case KEY_SHADE_WINDOW:
                clientToggleShaded (c);
                break;
            case KEY_STICK_WINDOW:
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                if (FLAG_TEST (c->xfwm_flags, XFWM_FLAG_HAS_BORDER) && CLIENT_CAN_STICK_WINDOW(c))
                {
                    clientToggleSticky (c, TRUE);
                    frameDraw (c, FALSE, FALSE);
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            case KEY_RAISE_WINDOW:
                clientRaise (c);
                clientPassGrabButton1 (NULL);
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                break;
            case KEY_LOWER_WINDOW:
                clientLower (c);
                clientPassGrabButton1 (NULL);
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                break;
            case KEY_TOGGLE_FULLSCREEN:
                clientToggleFullscreen (c);
                break;
            case KEY_MOVE_NEXT_WORKSPACE:
                workspaceSwitch (screen_info, screen_info->current_ws + 1, c);
                break;
            case KEY_MOVE_PREV_WORKSPACE:
                workspaceSwitch (screen_info, screen_info->current_ws - 1, c);
            case KEY_MOVE_UP_WORKSPACE:
                workspaceMove (screen_info, -1, 0, c);
                break;
            case KEY_MOVE_DOWN_WORKSPACE:
                workspaceMove (screen_info, 1, 0, c);
                break;
            case KEY_MOVE_LEFT_WORKSPACE:
                workspaceMove (screen_info, 0, -1, c);
                break;
            case KEY_MOVE_RIGHT_WORKSPACE:
                workspaceMove (screen_info, 0, 1, c);
                break;
            case KEY_MOVE_WORKSPACE_1:
            case KEY_MOVE_WORKSPACE_2:
            case KEY_MOVE_WORKSPACE_3:
            case KEY_MOVE_WORKSPACE_4:
            case KEY_MOVE_WORKSPACE_5:
            case KEY_MOVE_WORKSPACE_6:
            case KEY_MOVE_WORKSPACE_7:
            case KEY_MOVE_WORKSPACE_8:
            case KEY_MOVE_WORKSPACE_9:
                clientRaise (c);
                workspaceSwitch (screen_info, key - KEY_MOVE_WORKSPACE_1, c);
        screen_info = myDisplayGetScreenFromRoot (display_info, ev->root);
        if (!screen_info)
        {
            return;
        }
        
        key = getKeyPressed (screen_info, ev);
        switch (key)
        {
            case KEY_CYCLE_WINDOWS:
                if (screen_info->clients)
                    clientCycle (screen_info->clients->prev, (XEvent *) ev);
    /* 
       Here we know that "screen_info" is defined, otherwise, we would 
       already have returned...
     */
        case KEY_NEXT_WORKSPACE:
            workspaceSwitch (screen_info, screen_info->current_ws + 1, NULL);
            break;
        case KEY_PREV_WORKSPACE:
            workspaceSwitch (screen_info, screen_info->current_ws - 1, NULL);
        case KEY_UP_WORKSPACE:
            workspaceMove(screen_info, -1, 0, NULL);
            break;
        case KEY_DOWN_WORKSPACE:
            workspaceMove(screen_info, 1, 0, NULL);
            break;
        case KEY_LEFT_WORKSPACE:
            workspaceMove(screen_info, 0, -1, NULL);
            break;
        case KEY_RIGHT_WORKSPACE:
            workspaceMove(screen_info, 0, 1, NULL);
            break;
        case KEY_ADD_WORKSPACE:
            workspaceSetCount (screen_info, screen_info->workspace_count + 1);
            break;
        case KEY_DEL_WORKSPACE:
            workspaceSetCount (screen_info, screen_info->workspace_count - 1);
            break;
        case KEY_WORKSPACE_1:
        case KEY_WORKSPACE_2:
        case KEY_WORKSPACE_3:
        case KEY_WORKSPACE_4:
        case KEY_WORKSPACE_5:
        case KEY_WORKSPACE_6:
        case KEY_WORKSPACE_7:
        case KEY_WORKSPACE_8:
        case KEY_WORKSPACE_9:
            workspaceSwitch (screen_info, key - KEY_WORKSPACE_1, NULL);
            break;
        case KEY_SHORTCUT_1:
        case KEY_SHORTCUT_2:
        case KEY_SHORTCUT_3:
        case KEY_SHORTCUT_4:
        case KEY_SHORTCUT_5:
        case KEY_SHORTCUT_6:
        case KEY_SHORTCUT_7:
        case KEY_SHORTCUT_8:
        case KEY_SHORTCUT_9:
        case KEY_SHORTCUT_10:
            spawn_shortcut (screen_info, key - KEY_SHORTCUT_1);
/* User has clicked on an edge or corner.
 * Button 1 : Raise and resize
 * Button 2 : Move
 * Button 3 : Resize
 */
static void
edgeButton (Client * c, int part, XButtonEvent * ev)
    if (ev->button == Button2)
        XfwmButtonClickType tclick;
        ScreenInfo *screen_info = c->screen_info;
        DisplayInfo *display_info = screen_info->display_info;
        tclick = typeOfClick (display_info, c->frame, (XEvent *) ev, FALSE);
        if (tclick == XFWM_BUTTON_CLICK)
        {
            clientLower (c);
            clientPassGrabButton1 (NULL);
        }
        else
        {
            moveRequest (c, (XEvent *) ev);
        }
        if (ev->button == Button1)
        {
            clientRaise (c);
            clientPassGrabButton1 (c);
        }
        if ((ev->button == Button1) || (ev->button == Button3))
        {
            resizeRequest (c, part, (XEvent *) ev);
        }
static void
button1Action (Client * c, XButtonEvent * ev)
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    ScreenInfo *screen_info = NULL;
    DisplayInfo *display_info = NULL;
    XEvent copy_event;
    XfwmButtonClickType tclick;

    g_return_if_fail (c != NULL);
    g_return_if_fail (ev != NULL);
    screen_info = c->screen_info;
    display_info = screen_info->display_info;

    clientSetFocus (screen_info, c, ev->time, NO_FOCUS_FLAG);
    clientPassGrabButton1 (c);
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    memcpy(&copy_event, ev, sizeof(XEvent));
    tclick = typeOfClick (display_info, c->frame, &copy_event, TRUE);
    if ((tclick == XFWM_BUTTON_DRAG)
        || (tclick == XFWM_BUTTON_CLICK_AND_DRAG))
        moveRequest (c, (XEvent *) ev);
    else if (tclick == XFWM_BUTTON_DOUBLE_CLICK)
        switch (screen_info->params->double_click_action)
        {
            case ACTION_MAXIMIZE:
                clientToggleMaximized (c, WIN_STATE_MAXIMIZED);
                break;
            case ACTION_SHADE:
                clientToggleShaded (c);
                break;
            case ACTION_HIDE:
                if (CLIENT_CAN_HIDE_WINDOW (c))
                {
                    clientHide (c, c->win_workspace, TRUE);
                }
static void
titleButton (Client * c, int state, XButtonEvent * ev)
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    ScreenInfo *screen_info = NULL;
    DisplayInfo *display_info = NULL;
    g_return_if_fail (c != NULL);
    g_return_if_fail (ev != NULL);

    /* Get Screen data from the client itself */
    screen_info = c->screen_info;
    display_info = screen_info->display_info;
        button1Action (c, ev);
    }
    else if (ev->button == Button2)
    {
        clientPassGrabButton1 (NULL);
    }
    else if (ev->button == Button3)
    {
        /*
           We need to copy the event to keep the original event untouched
           for gtk to handle it (in case we open up the menu)
         */

        XEvent copy_event;
        XfwmButtonClickType tclick;

        memcpy(&copy_event, ev, sizeof(XEvent));
        tclick = typeOfClick (display_info, c->frame, &copy_event, FALSE);

        if (tclick == XFWM_BUTTON_DRAG)
        {
            moveRequest (c, (XEvent *) ev);
        }
        else
        {
            clientSetFocus (screen_info, c, ev->time, NO_FOCUS_FLAG);
            if (screen_info->params->raise_on_click)
                clientPassGrabButton1 (c);
            if (screen_info->button_handler_id)
                g_signal_handler_disconnect (GTK_OBJECT (myScreenGetGtkWidget (screen_info)), screen_info->button_handler_id);
            screen_info->button_handler_id = g_signal_connect (GTK_OBJECT (myScreenGetGtkWidget (screen_info)),
                                                      "button_press_event", GTK_SIGNAL_FUNC (show_popup_cb), (gpointer) c);
            /* Let GTK handle this for us. */
        }
    }
    else if (ev->button == Button4)
    {
        /* Mouse wheel scroll up */
        if (!FLAG_TEST (c->flags, CLIENT_FLAG_SHADED))
    else if (ev->button == Button5)
        /* Mouse wheel scroll down */
        if (FLAG_TEST (c->flags, CLIENT_FLAG_SHADED))
static void
rootScrollButton (DisplayInfo *display_info, XButtonEvent * ev)
{
    static Time lastscroll = (Time) 0;
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    ScreenInfo *screen_info = NULL;
    if ((ev->time - lastscroll) < 100)  /* ms */
        /* Too many events in too little time, drop this event... */
        return;
    
    /* Get the screen structure from the root of the event */
    screen_info = myDisplayGetScreenFromRoot (display_info, ev->root);
    if (!screen_info)
    {
        return;
    }

        workspaceSwitch (screen_info, screen_info->current_ws - 1, NULL);
        workspaceSwitch (screen_info, screen_info->current_ws + 1, NULL);
static void
handleButtonPress (DisplayInfo *display_info, XButtonEvent * ev)
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{
    ScreenInfo *screen_info = NULL;
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    Window win;
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    TRACE ("entering handleButtonPress");
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    /* Clear timeout */
    c = myDisplayGetClientFromWindow (display_info, ev->window, ANY);
        state = ev->state &  MODIFIER_MASK;
        screen_info = c->screen_info;
        if ((ev->button == Button1) && (state == AltMask) && (screen_info->params->easy_click))
        else if ((ev->button == Button2) && (state == AltMask) && (screen_info->params->easy_click))
            clientPassGrabButton1 (NULL);
        else if ((ev->button == Button3) && (state == AltMask) && (screen_info->params->easy_click))
            if ((ev->x < c->width / 2) && (ev->y < c->height / 2))
            {
                edgeButton (c, CORNER_TOP_LEFT, ev);
            }
            else if ((ev->x < c->width / 2) && (ev->y > c->height / 2))
            {
                edgeButton (c, CORNER_BOTTOM_LEFT, ev);
            }
            else if ((ev->x > c->width / 2) && (ev->y < c->height / 2))
            {
                edgeButton (c, CORNER_TOP_RIGHT, ev);
            }
            else
            {
                edgeButton (c, CORNER_BOTTOM_RIGHT, ev);
            }
        }
        else if (WIN_IS_BUTTON (win))
        {
            if (ev->button <= Button3)
            {
                clientSetFocus (screen_info, c, ev->time, NO_FOCUS_FLAG);
                if (screen_info->params->raise_on_click)
                    clientPassGrabButton1 (c);
                }
                clientButtonPress (c, win, ev);
            }
        }
        else if (win == MYWINDOW_XWINDOW (c->title))
        {
            titleButton (c, state, ev);
        }
        else if (win == MYWINDOW_XWINDOW (c->buttons[MENU_BUTTON]))
        {
            if (ev->button == Button1)
            {
                /*
                   We need to copy the event to keep the original event untouched
                   for gtk to handle it (in case we open up the menu)
                 */

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                XEvent copy_event;
                XfwmButtonClickType tclick;

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                memcpy(&copy_event, ev, sizeof(XEvent));
                tclick = typeOfClick (display_info, c->frame, &copy_event, TRUE);

                if (tclick == XFWM_BUTTON_DOUBLE_CLICK)
                {
                    clientClose (c);
                }
                else
                {
                    clientSetFocus (screen_info, c, ev->time, NO_FOCUS_FLAG);
                    if (screen_info->params->raise_on_click)
                        clientPassGrabButton1 (c);
                    if (screen_info->button_handler_id)
                        g_signal_handler_disconnect (GTK_OBJECT (myScreenGetGtkWidget (screen_info)), screen_info->button_handler_id);
                    screen_info->button_handler_id = g_signal_connect (GTK_OBJECT (myScreenGetGtkWidget (screen_info)),
                                                              "button_press_event", GTK_SIGNAL_FUNC (show_popup_cb), (gpointer) c);
                    /* Let GTK handle this for us. */
                }
            }
        }
        else if ((win == MYWINDOW_XWINDOW (c->corners[CORNER_TOP_LEFT]))
            && (state == 0))
        {
            edgeButton (c, CORNER_TOP_LEFT, ev);
        }
        else if ((win == MYWINDOW_XWINDOW (c->corners[CORNER_TOP_RIGHT]))
            && (state == 0))
        {
            edgeButton (c, CORNER_TOP_RIGHT, ev);
        }
        else if ((win == MYWINDOW_XWINDOW (c->corners[CORNER_BOTTOM_LEFT]))
            && (state == 0))
        {
            edgeButton (c, CORNER_BOTTOM_LEFT, ev);
        }
        else if ((win == MYWINDOW_XWINDOW (c->corners[CORNER_BOTTOM_RIGHT]))
            && (state == 0))
        {
            edgeButton (c, CORNER_BOTTOM_RIGHT, ev);
        }
        else if ((win == MYWINDOW_XWINDOW (c->sides[SIDE_BOTTOM]))
            && (state == 0))
        {
            edgeButton (c, 4 + SIDE_BOTTOM, ev);
        }
        else if ((win == MYWINDOW_XWINDOW (c->sides[SIDE_LEFT]))
            && (state == 0))
        {
            edgeButton (c, 4 + SIDE_LEFT, ev);
        }
        else if ((win == MYWINDOW_XWINDOW (c->sides[SIDE_RIGHT]))
            && (state == 0))
        {
            edgeButton (c, 4 + SIDE_RIGHT, ev);
        }
        else
        {
            if (ev->button == Button1)
            {
                    clientPassGrabButton1 (c);
                clientSetFocus (screen_info, c, ev->time, NO_FOCUS_FLAG);
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                if ((screen_info->params->raise_on_click) 
                    || !FLAG_TEST (c->xfwm_flags, XFWM_FLAG_HAS_BORDER))
                    clientPassGrabButton1 (c);
                }
            }
            if (ev->window == c->window)
            {
                replay = TRUE;
            }
        }

        if (replay)
        {
            XAllowEvents (display_info->dpy, ReplayPointer, ev->time);
            XAllowEvents (display_info->dpy, SyncPointer, ev->time);

        return;
    }

    /* 
       The event did not occur in one of our known good client...
       Get the screen structure from the root of the event.
     */
    screen_info = myDisplayGetScreenFromRoot (display_info, ev->root);
    if (!screen_info)
    {
        return;
    if ((ev->window == screen_info->xroot) && (screen_info->params->scroll_workspaces)
            && ((ev->button == Button4) || (ev->button == Button5)))
        rootScrollButton (display_info, ev);
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    else
    {
        XUngrabPointer (display_info->dpy, GDK_CURRENT_TIME);
        XSendEvent (display_info->dpy, screen_info->gnome_win, FALSE, SubstructureNotifyMask, (XEvent *) ev);
static void
handleButtonRelease (DisplayInfo *display_info, XButtonEvent * ev)
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{
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    ScreenInfo *screen_info = NULL;
    TRACE ("entering handleButtonRelease");
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    /* Get the screen structure from the root of the event */
    screen_info = myDisplayGetScreenFromRoot (display_info, ev->root);
    if (!screen_info)
    {
        return;
    }

    XSendEvent (display_info->dpy, screen_info->gnome_win, FALSE, SubstructureNotifyMask, (XEvent *) ev);
static void
handleDestroyNotify (DisplayInfo *display_info, XDestroyWindowEvent * ev)
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    ScreenInfo *screen_info = NULL;
    TRACE ("entering handleDestroyNotify");
    TRACE ("DestroyNotify on window (0x%lx)", ev->window);
    screen_info = myDisplayGetScreenFromSystray (display_info, ev->window);
    if  (screen_info)
        /* systray window is gone */
        screen_info->systray = None;
    c = myDisplayGetClientFromWindow (display_info, ev->window, WINDOW);
        TRACE ("DestroyNotify for \"%s\" (0x%lx)", c->name, c->window);
        clientPassFocus (c->screen_info, c, c);
        clientUnframe (c, FALSE);
static void
handleMapRequest (DisplayInfo *display_info, XMapRequestEvent * ev)
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{
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    TRACE ("entering handleMapRequest");
    TRACE ("MapRequest on window (0x%lx)", ev->window);
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    {
        TRACE ("Mapping None ???");
        return;
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    }
    c = myDisplayGetClientFromWindow (display_info, ev->window, WINDOW);
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    {
        ScreenInfo *screen_info = c->screen_info;

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        TRACE ("handleMapRequest: clientShow");
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        if (FLAG_TEST (c->xfwm_flags, XFWM_FLAG_MAP_PENDING))
        {
            TRACE ("Ignoring MapRequest on window (0x%lx)", ev->window);
            return;
        }
        if (FLAG_TEST (c->flags, CLIENT_FLAG_STICKY) ||
            (c->win_workspace == screen_info->current_ws))
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        {
            clientFocusNew(c);
        }
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    }
    else
    {
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        TRACE ("handleMapRequest: clientFrame");
        clientFrame (display_info, ev->window, FALSE);
static void
handleMapNotify (DisplayInfo *display_info, XMapEvent * ev)
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    TRACE ("entering handleMapNotify");
    TRACE ("MapNotify on window (0x%lx)", ev->window);
    c = myDisplayGetClientFromWindow (display_info, ev->window, WINDOW);
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    if (c)
    {
        TRACE ("MapNotify for \"%s\" (0x%lx)", c->name, c->window);
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        if (FLAG_TEST (c->xfwm_flags, XFWM_FLAG_MAP_PENDING))
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            FLAG_UNSET (c->xfwm_flags, XFWM_FLAG_MAP_PENDING);
static void
handleUnmapNotify (DisplayInfo *display_info, XUnmapEvent * ev)
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    ScreenInfo *screen_info = NULL;
    Client *c = NULL;

    TRACE ("entering handleUnmapNotify");
    TRACE ("UnmapNotify on window (0x%lx)", ev->window);