diff options
Diffstat (limited to 'src/lassi-grab.c')
| -rw-r--r-- | src/lassi-grab.c | 118 |
1 files changed, 59 insertions, 59 deletions
diff --git a/src/lassi-grab.c b/src/lassi-grab.c index e2bda77..9c7a685 100644 --- a/src/lassi-grab.c +++ b/src/lassi-grab.c @@ -34,7 +34,7 @@ static void move_pointer(LassiGrabInfo *i, int x, int y) { /* Move the pointer ... */ gdk_display_warp_pointer(i->display, i->screen, x, y); - + i->last_x = x; i->last_y = y; } @@ -43,7 +43,7 @@ static void drop_motion_events(LassiGrabInfo *i) { XEvent txe; g_assert(i); - + /* Drop all queued motion events */ while (XCheckTypedEvent(GDK_DISPLAY_XDISPLAY(i->display), MotionNotify, &txe)) ; @@ -52,7 +52,7 @@ static void drop_motion_events(LassiGrabInfo *i) { static int grab_input(LassiGrabInfo *i, GdkWindow *w) { g_assert(i); g_assert(w); - + if (gdk_pointer_grab(w, TRUE, GDK_POINTER_MOTION_MASK| GDK_BUTTON_PRESS_MASK|GDK_BUTTON_RELEASE_MASK, @@ -60,8 +60,8 @@ static int grab_input(LassiGrabInfo *i, GdkWindow *w) { g_debug("pointer grab failed"); return -1; } - - + + if (gdk_keyboard_grab(w, TRUE, GDK_CURRENT_TIME) != GDK_GRAB_SUCCESS) { gdk_pointer_ungrab(GDK_CURRENT_TIME); g_debug("keyboard grab failed"); @@ -74,11 +74,11 @@ static int grab_input(LassiGrabInfo *i, GdkWindow *w) { /* Now, rebase the pointer, so that we can easily calculate * relative movements */ move_pointer(i, i->base_x, i->base_y); - + i->grab_window = w; - + i->left_shift = i->right_shift = i->double_shift = FALSE; - + g_debug("Input now grabbed"); } @@ -93,23 +93,23 @@ int lassi_grab_start(LassiGrabInfo *i, gboolean to_left) { void lassi_grab_stop(LassiGrabInfo *i, int y) { int x; - + g_assert(i); if (!i->grab_window) return; - + /* Move the pointer back into our screen */ if (y >= 0 && y < 0xFFFF) { /* We received a valid y coordinate, so let's use it */ y = global2local(i, y); - + if (i->grab_window == i->left_window) x = TRIGGER_WIDTH; else x = gdk_screen_get_width(i->screen)-TRIGGER_WIDTH-1; - + } else { /* We received an invlid y coordinate, so let's center the @@ -117,16 +117,16 @@ void lassi_grab_stop(LassiGrabInfo *i, int y) { x = i->base_x; y = i->base_y; } - + move_pointer(i, x, y); gdk_keyboard_ungrab(GDK_CURRENT_TIME); gdk_pointer_ungrab(GDK_CURRENT_TIME); drop_motion_events(i); - + i->grab_window = NULL; - + g_debug("Input now ungrabbed"); XTestGrabControl(GDK_DISPLAY_XDISPLAY(i->display), True); @@ -136,47 +136,47 @@ static void handle_motion(LassiGrabInfo *i, int x, int y) { int dx, dy; int r; int w, h; - + dx = x - i->last_x; dy = y - i->last_y; - + i->last_x = x; i->last_y = y; - + /* g_debug("rel motion %i %i", dx, dy); */ w = gdk_screen_get_width(i->screen); h = gdk_screen_get_height(i->screen); - + if (x <= w/10 || y <= h/10 || x >= (w*9)/10 || y >= (h*9)/10) { - + XEvent txe; - + /* Pointer is too near to the edges, move cursor * back to center, so that further movements are * not clipped */ - - g_debug("centering"); - + + g_debug("centering"); + /* First, make sure there is no further motion event in the queue */ while (XCheckTypedEvent(GDK_DISPLAY_XDISPLAY(i->display), MotionNotify, &txe)) { dx += txe.xmotion.x - i->last_x; dy += txe.xmotion.y - i->last_y; - + i->last_x = txe.xmotion.x; i->last_y = txe.xmotion.y; } - - move_pointer(i, i->base_x, i->base_y); + + move_pointer(i, i->base_x, i->base_y); } - + /* Filter out non-existant or too large motions */ if ((dx != 0 || dy != 0) && ((abs(dx) <= (w*9)/20) && (abs(dy) <= (h*9)/20))) { - + /* g_debug("sending motion"); */ - + /* Send the event */ r = lassi_server_motion_event(i->server, dx, dy); g_assert(r >= 0); @@ -191,12 +191,12 @@ static GdkFilterReturn filter_func(GdkXEvent *gxe, GdkEvent *event, gpointer dat g_assert(i); g_assert(xe); g_assert(event); - + switch (xe->type){ - + case EnterNotify: { XEnterWindowEvent *ewe = (XEnterWindowEvent*) xe; - + if (ewe->mode == NotifyNormal && ewe->state == 0 && !i->grab_window) { /* g_debug("enter %u %u", ewe->x_root, ewe->y_root); */ @@ -205,7 +205,7 @@ static GdkFilterReturn filter_func(GdkXEvent *gxe, GdkEvent *event, gpointer dat if (lassi_server_change_grab(i->server, w == i->left_window, local2global(i, ewe->y_root)) >= 0) grab_input(i, w); - } else if (i->grab_window) + } else if (i->grab_window) handle_motion(i, ewe->x_root, ewe->y_root); break; @@ -219,7 +219,7 @@ static GdkFilterReturn filter_func(GdkXEvent *gxe, GdkEvent *event, gpointer dat /* g_debug("motion %u %u", me->x_root, me->y_root); */ handle_motion(i, me->x_root, me->y_root); } - + break; case ButtonPress: @@ -228,7 +228,7 @@ static GdkFilterReturn filter_func(GdkXEvent *gxe, GdkEvent *event, gpointer dat if (i->grab_window) { int r; XButtonEvent *be = (XButtonEvent*) xe; - + /* g_debug("button press/release"); */ handle_motion(i, be->x_root, be->y_root); @@ -242,14 +242,14 @@ static GdkFilterReturn filter_func(GdkXEvent *gxe, GdkEvent *event, gpointer dat case KeyRelease: /* g_debug("raw key"); */ - + if (i->grab_window) { int r; XKeyEvent *ke = (XKeyEvent *) xe; KeySym keysym; keysym = XKeycodeToKeysym(GDK_DISPLAY_XDISPLAY(i->display), ke->keycode, 0); - + if (keysym == XK_Shift_L) i->left_shift = ke->type == KeyPress; if (keysym == XK_Shift_R) @@ -275,7 +275,7 @@ static GdkFilterReturn filter_func(GdkXEvent *gxe, GdkEvent *event, gpointer dat } break; } - + return GDK_FILTER_CONTINUE; } @@ -305,11 +305,11 @@ int lassi_grab_init(LassiGrabInfo *i, LassiServer *s) { bitmap = gdk_bitmap_create_from_data(NULL, cursor_data, 1, 1); i->empty_cursor = gdk_cursor_new_from_pixmap(bitmap, bitmap, &black, &black, 0, 0); gdk_pixmap_unref(bitmap); - + /* Create trigger windows */ memset(&wa, 0, sizeof(wa)); - - wa.title = "Mango Lassi Left"; + + wa.title = (char*) "Mango Lassi Left"; wa.event_mask = GDK_POINTER_MOTION_MASK|GDK_BUTTON_PRESS_MASK|GDK_BUTTON_RELEASE_MASK|GDK_KEY_PRESS_MASK|GDK_KEY_RELEASE_MASK|GDK_ENTER_NOTIFY_MASK; wa.x = 0; wa.y = gdk_screen_get_height(i->screen)/20; @@ -324,30 +324,30 @@ int lassi_grab_init(LassiGrabInfo *i, LassiServer *s) { i->left_window = gdk_window_new(i->root, &wa, GDK_WA_TITLE|GDK_WA_X|GDK_WA_Y|GDK_WA_NOREDIR|GDK_WA_TYPE_HINT|GDK_WA_CURSOR); gdk_window_set_keep_above(i->left_window, TRUE); gdk_window_add_filter(i->left_window, filter_func, i); - - wa.title = "Mango Lassi Right"; + + wa.title = (char*) "Mango Lassi Right"; wa.x = gdk_screen_get_width(i->screen) - TRIGGER_WIDTH; - + i->right_window = gdk_window_new(i->root, &wa, GDK_WA_TITLE|GDK_WA_X|GDK_WA_Y|GDK_WA_NOREDIR|GDK_WA_TYPE_HINT); gdk_window_set_keep_above(i->right_window, TRUE); gdk_window_add_filter(i->right_window, filter_func, i); i->base_x = gdk_screen_get_width(i->screen)/2; i->base_y = gdk_screen_get_height(i->screen)/2; - + XTestGrabControl(GDK_DISPLAY_XDISPLAY(i->display), True); - + return 0; } void lassi_grab_done(LassiGrabInfo *i) { g_assert(i); - + lassi_grab_stop(i, -1); - + if (i->left_window) gdk_window_destroy(i->left_window); - + if (i->right_window) gdk_window_destroy(i->right_window); @@ -357,9 +357,9 @@ void lassi_grab_done(LassiGrabInfo *i) { void lassi_grab_enable_triggers(LassiGrabInfo *i, gboolean left, gboolean right) { g_assert(i); - + g_debug("Showing windows: left=%s, right=%s", left ? "yes" : "no", right ? "yes" : "no"); - + if (left) gdk_window_show(i->left_window); else @@ -368,7 +368,7 @@ void lassi_grab_enable_triggers(LassiGrabInfo *i, gboolean left, gboolean right) if (right) gdk_window_show(i->right_window); else - gdk_window_hide(i->right_window); + gdk_window_hide(i->right_window); } int lassi_grab_move_pointer_relative(LassiGrabInfo *i, int dx, int dy) { @@ -376,10 +376,10 @@ int lassi_grab_move_pointer_relative(LassiGrabInfo *i, int dx, int dy) { if (i->grab_window) return -1; - + XTestFakeRelativeMotionEvent(GDK_DISPLAY_XDISPLAY(i->display), dx, dy, 0); XSync(GDK_DISPLAY_XDISPLAY(i->display), False); - + return 0; } @@ -390,8 +390,8 @@ int lassi_grab_press_button(LassiGrabInfo *i, unsigned button, gboolean is_press return -1; XTestFakeButtonEvent(GDK_DISPLAY_XDISPLAY(i->display), button, is_press, 0); - XSync(GDK_DISPLAY_XDISPLAY(i->display), False); - + XSync(GDK_DISPLAY_XDISPLAY(i->display), False); + return 0; } @@ -401,7 +401,7 @@ int lassi_grab_press_key(LassiGrabInfo *i, unsigned key, gboolean is_press) { return -1; XTestFakeKeyEvent(GDK_DISPLAY_XDISPLAY(i->display), XKeysymToKeycode(GDK_DISPLAY_XDISPLAY(i->display), key), is_press, 0); - XSync(GDK_DISPLAY_XDISPLAY(i->display), False); - + XSync(GDK_DISPLAY_XDISPLAY(i->display), False); + return 0; } |