/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*- moveresize.c for the Openbox window manager Copyright (c) 2006 Mikael Magnusson Copyright (c) 2003-2007 Dana Jansens 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 of the License, 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. See the COPYING file for a copy of the GNU General Public License. */ #include "grab.h" #include "framerender.h" #include "screen.h" #include "prop.h" #include "client.h" #include "frame.h" #include "openbox.h" #include "resist.h" #include "mainloop.h" #include "modkeys.h" #include "popup.h" #include "moveresize.h" #include "config.h" #include "event.h" #include "debug.h" #include "extensions.h" #include "render/render.h" #include "render/theme.h" #include #include /* how far windows move and resize with the keyboard arrows */ #define KEY_DIST 8 gboolean moveresize_in_progress = FALSE; ObClient *moveresize_client = NULL; #ifdef SYNC XSyncAlarm moveresize_alarm = None; #endif static gboolean moving = FALSE; /* TRUE - moving, FALSE - resizing */ static gint start_x, start_y, start_cx, start_cy, start_cw, start_ch; static gint cur_x, cur_y; static guint button; static guint32 corner; static ObCorner lockcorner; static ObDirection edge_warp_dir = -1; #ifdef SYNC static gboolean waiting_for_sync; #endif static ObPopup *popup = NULL; static void do_edge_warp(gint x, gint y); static void cancel_edge_warp(); static void client_dest(ObClient *client, gpointer data) { if (moveresize_client == client) moveresize_end(TRUE); } void moveresize_startup(gboolean reconfig) { popup = popup_new(FALSE); popup_set_text_align(popup, RR_JUSTIFY_CENTER); if (!reconfig) client_add_destroy_notify(client_dest, NULL); } void moveresize_shutdown(gboolean reconfig) { if (!reconfig) { if (moveresize_in_progress) moveresize_end(FALSE); client_remove_destroy_notify(client_dest); } popup_free(popup); popup = NULL; } static void get_resize_position(gint *x, gint *y, gboolean cancel) { gint dw, dh; gint w, h, lw, lh; *x = moveresize_client->frame->area.x; *y = moveresize_client->frame->area.y; if (cancel) { w = start_cw; h = start_ch; } else { w = cur_x; h = cur_y; } /* see how much it is actually going to resize */ { gint cx = *x, cy = *y; frame_frame_gravity(moveresize_client->frame, &cx, &cy); client_try_configure(moveresize_client, &cx, &cy, &w, &h, &lw, &lh, TRUE); } dw = w - moveresize_client->area.width; dh = h - moveresize_client->area.height; switch (lockcorner) { case OB_CORNER_TOPLEFT: break; case OB_CORNER_TOPRIGHT: *x -= dw; break; case OB_CORNER_BOTTOMLEFT: *y -= dh; break; case OB_CORNER_BOTTOMRIGHT: *x -= dw; *y -= dh; break; } frame_frame_gravity(moveresize_client->frame, x, y); } static void popup_coords(ObClient *c, const gchar *format, gint a, gint b) { gchar *text; text = g_strdup_printf(format, a, b); if (config_resize_popup_pos == 1) /* == "Top" */ popup_position(popup, SouthGravity, c->frame->area.x + c->frame->area.width/2, c->frame->area.y - ob_rr_theme->fbwidth); else /* == "Center" */ popup_position(popup, CenterGravity, c->frame->area.x + c->frame->size.left + c->area.width / 2, c->frame->area.y + c->frame->size.top + c->area.height / 2); popup_show(popup, text); g_free(text); } void moveresize_start(ObClient *c, gint x, gint y, guint b, guint32 cnr) { ObCursor cur; gboolean mv = (cnr == prop_atoms.net_wm_moveresize_move || cnr == prop_atoms.net_wm_moveresize_move_keyboard); if (moveresize_in_progress || !c->frame->visible || !(mv ? (c->functions & OB_CLIENT_FUNC_MOVE) : (c->functions & OB_CLIENT_FUNC_RESIZE))) return; if (cnr == prop_atoms.net_wm_moveresize_size_topleft) cur = OB_CURSOR_NORTHWEST; else if (cnr == prop_atoms.net_wm_moveresize_size_top) cur = OB_CURSOR_NORTH; else if (cnr == prop_atoms.net_wm_moveresize_size_topright) cur = OB_CURSOR_NORTHEAST; else if (cnr == prop_atoms.net_wm_moveresize_size_right) cur = OB_CURSOR_EAST; else if (cnr == prop_atoms.net_wm_moveresize_size_bottomright) cur = OB_CURSOR_SOUTHEAST; else if (cnr == prop_atoms.net_wm_moveresize_size_bottom) cur = OB_CURSOR_SOUTH; else if (cnr == prop_atoms.net_wm_moveresize_size_bottomleft) cur = OB_CURSOR_SOUTHWEST; else if (cnr == prop_atoms.net_wm_moveresize_size_left) cur = OB_CURSOR_WEST; else if (cnr == prop_atoms.net_wm_moveresize_size_keyboard) cur = OB_CURSOR_SOUTHEAST; else if (cnr == prop_atoms.net_wm_moveresize_move) cur = OB_CURSOR_MOVE; else if (cnr == prop_atoms.net_wm_moveresize_move_keyboard) cur = OB_CURSOR_MOVE; else g_assert_not_reached(); /* keep the pointer bounded to the screen for move/resize */ if (!grab_pointer(FALSE, TRUE, cur)) return; if (!grab_keyboard()) { ungrab_pointer(); return; } frame_end_iconify_animation(c->frame); moving = mv; moveresize_client = c; start_cx = c->area.x; start_cy = c->area.y; /* these adjustments for the size_inc make resizing a terminal more friendly. you essentially start the resize in the middle of the increment instead of at 0, so you have to move half an increment either way instead of a full increment one and 1 px the other. and this is one large mother fucking comment. */ start_cw = c->area.width + c->size_inc.width / 2; start_ch = c->area.height + c->size_inc.height / 2; start_x = x; start_y = y; corner = cnr; button = b; /* have to change start_cx and start_cy if going to do this.. if (corner == prop_atoms.net_wm_moveresize_move_keyboard || corner == prop_atoms.net_wm_moveresize_size_keyboard) XWarpPointer(ob_display, None, c->window, 0, 0, 0, 0, c->area.width / 2, c->area.height / 2); */ if (moving) { cur_x = start_cx; cur_y = start_cy; } else { cur_x = start_cw; cur_y = start_ch; } moveresize_in_progress = TRUE; #ifdef SYNC if (config_resize_redraw && !moving && extensions_shape && moveresize_client->sync_request && moveresize_client->sync_counter) { /* Initialize values for the resize syncing, and create an alarm for the client's xsync counter */ XSyncValue val; XSyncAlarmAttributes aa; /* set the counter to an initial value */ XSyncIntToValue(&val, 0); XSyncSetCounter(ob_display, moveresize_client->sync_counter, val); /* this will be incremented when we tell the client what we're looking for */ moveresize_client->sync_counter_value = 0; /* the next sequence we're waiting for with the alarm */ XSyncIntToValue(&val, 1); /* set an alarm on the counter */ aa.trigger.counter = moveresize_client->sync_counter; aa.trigger.wait_value = val; aa.trigger.value_type = XSyncAbsolute; aa.trigger.test_type = XSyncPositiveTransition; aa.events = True; XSyncIntToValue(&aa.delta, 1); moveresize_alarm = XSyncCreateAlarm(ob_display, XSyncCACounter | XSyncCAValue | XSyncCAValueType | XSyncCATestType | XSyncCADelta | XSyncCAEvents, &aa); waiting_for_sync = FALSE; } #endif } void moveresize_end(gboolean cancel) { gint x, y; ungrab_keyboard(); ungrab_pointer(); popup_hide(popup); if (moving) { client_move(moveresize_client, (cancel ? start_cx : cur_x), (cancel ? start_cy : cur_y)); } else { #ifdef SYNC /* turn off the alarm */ if (moveresize_alarm != None) { XSyncDestroyAlarm(ob_display, moveresize_alarm); moveresize_alarm = None; } #endif get_resize_position(&x, &y, cancel); client_configure(moveresize_client, x, y, (cancel ? start_cw : cur_x), (cancel ? start_ch : cur_y), TRUE, TRUE, FALSE); } /* dont edge warp after its ended */ cancel_edge_warp(); moveresize_in_progress = FALSE; moveresize_client = NULL; } static void do_move(gboolean keyboard, gint keydist) { gint resist; if (keyboard) resist = keydist - 1; /* resist for one key press */ else resist = config_resist_win; resist_move_windows(moveresize_client, resist, &cur_x, &cur_y); if (!keyboard) resist = config_resist_edge; resist_move_monitors(moveresize_client, resist, &cur_x, &cur_y); client_configure(moveresize_client, cur_x, cur_y, moveresize_client->area.width, moveresize_client->area.height, TRUE, FALSE, FALSE); if (config_resize_popup_show == 2) /* == "Always" */ popup_coords(moveresize_client, "%d x %d", moveresize_client->frame->area.x, moveresize_client->frame->area.y); } static void do_resize() { gint x, y, w, h, lw, lh; /* see if it is actually going to resize */ x = 0; y = 0; w = cur_x; h = cur_y; client_try_configure(moveresize_client, &x, &y, &w, &h, &lw, &lh, TRUE); if (w == moveresize_client->area.width && h == moveresize_client->area.height) { return; } #ifdef SYNC if (config_resize_redraw && extensions_sync && moveresize_client->sync_request && moveresize_client->sync_counter) { XEvent ce; XSyncValue val; /* are we already waiting for the sync counter to catch up? */ if (waiting_for_sync) return; /* increment the value we're waiting for */ ++moveresize_client->sync_counter_value; XSyncIntToValue(&val, moveresize_client->sync_counter_value); /* tell the client what we're waiting for */ ce.xclient.type = ClientMessage; ce.xclient.message_type = prop_atoms.wm_protocols; ce.xclient.display = ob_display; ce.xclient.window = moveresize_client->window; ce.xclient.format = 32; ce.xclient.data.l[0] = prop_atoms.net_wm_sync_request; ce.xclient.data.l[1] = event_curtime; ce.xclient.data.l[2] = XSyncValueLow32(val); ce.xclient.data.l[3] = XSyncValueHigh32(val); ce.xclient.data.l[4] = 0l; XSendEvent(ob_display, moveresize_client->window, FALSE, NoEventMask, &ce); waiting_for_sync = TRUE; } #endif get_resize_position(&x, &y, FALSE); client_configure(moveresize_client, x, y, cur_x, cur_y, TRUE, FALSE, FALSE); /* this would be better with a fixed width font ... XXX can do it better if there are 2 text boxes */ if (config_resize_popup_show == 2 || /* == "Always" */ (config_resize_popup_show == 1 && /* == "Nonpixel" */ moveresize_client->size_inc.width > 1 && moveresize_client->size_inc.height > 1)) popup_coords(moveresize_client, "%d x %d", moveresize_client->logical_size.width, moveresize_client->logical_size.height); } static void calc_resize(gboolean keyboard) { gint resist; /* resist_size_* needs the frame size */ cur_x += moveresize_client->frame->size.left + moveresize_client->frame->size.right; cur_y += moveresize_client->frame->size.top + moveresize_client->frame->size.bottom; if (keyboard) resist = KEY_DIST - 1; /* resist for one key press */ else resist = config_resist_win; resist_size_windows(moveresize_client, resist, &cur_x, &cur_y, lockcorner); if (!keyboard) resist = config_resist_edge; resist_size_monitors(moveresize_client, resist, &cur_x, &cur_y,lockcorner); cur_x -= moveresize_client->frame->size.left + moveresize_client->frame->size.right; cur_y -= moveresize_client->frame->size.top + moveresize_client->frame->size.bottom; } static gboolean edge_warp_delay_func(gpointer data) { guint d; d = screen_find_desktop(screen_desktop, edge_warp_dir, TRUE, FALSE); if (d != screen_desktop) screen_set_desktop(d, TRUE); edge_warp_dir = -1; return FALSE; /* don't repeat */ } static void do_edge_warp(gint x, gint y) { guint i; ObDirection dir; if (!config_mouse_screenedgetime) return; dir = -1; for (i = 0; i < screen_num_monitors; ++i) { Rect *a = screen_physical_area_monitor(i); if (x == RECT_LEFT(*a)) dir = OB_DIRECTION_WEST; if (x == RECT_RIGHT(*a)) dir = OB_DIRECTION_EAST; if (y == RECT_TOP(*a)) dir = OB_DIRECTION_NORTH; if (y == RECT_BOTTOM(*a)) dir = OB_DIRECTION_SOUTH; /* try check for xinerama boundaries */ if ((x + 1 == RECT_LEFT(*a) || x - 1 == RECT_RIGHT(*a)) && (dir == OB_DIRECTION_WEST || dir == OB_DIRECTION_EAST)) { dir = -1; } if ((y + 1 == RECT_TOP(*a) || y - 1 == RECT_BOTTOM(*a)) && (dir == OB_DIRECTION_NORTH || dir == OB_DIRECTION_SOUTH)) { dir = -1; } g_free(a); } if (dir != edge_warp_dir) { if (dir == (ObDirection)-1) cancel_edge_warp(); else ob_main_loop_timeout_add(ob_main_loop, config_mouse_screenedgetime * 1000, edge_warp_delay_func, NULL, NULL, NULL); edge_warp_dir = dir; } } static void cancel_edge_warp() { ob_main_loop_timeout_remove(ob_main_loop, edge_warp_delay_func); } static void move_with_keys(gint keycode, gint state) { gint dx = 0, dy = 0, ox = cur_x, oy = cur_y; gint opx, px, opy, py; gint dist = 0; /* shift means jump to edge */ if (state & modkeys_key_to_mask(OB_MODKEY_KEY_SHIFT)) { gint x, y; ObDirection dir; if (keycode == ob_keycode(OB_KEY_RIGHT)) dir = OB_DIRECTION_EAST; else if (keycode == ob_keycode(OB_KEY_LEFT)) dir = OB_DIRECTION_WEST; else if (keycode == ob_keycode(OB_KEY_DOWN)) dir = OB_DIRECTION_SOUTH; else /* if (keycode == ob_keycode(OB_KEY_UP)) */ dir = OB_DIRECTION_NORTH; client_find_move_directional(moveresize_client, dir, &x, &y); dx = x - moveresize_client->area.x; dy = y - moveresize_client->area.y; } else { /* control means fine grained */ if (state & modkeys_key_to_mask(OB_MODKEY_KEY_CONTROL)) dist = 1; else dist = KEY_DIST; if (keycode == ob_keycode(OB_KEY_RIGHT)) dx = dist; else if (keycode == ob_keycode(OB_KEY_LEFT)) dx = -dist; else if (keycode == ob_keycode(OB_KEY_DOWN)) dy = dist; else /* if (keycode == ob_keycode(OB_KEY_UP)) */ dy = -dist; } screen_pointer_pos(&opx, &opy); XWarpPointer(ob_display, None, None, 0, 0, 0, 0, dx, dy); /* steal the motion events this causes */ XSync(ob_display, FALSE); { XEvent ce; while (XCheckTypedEvent(ob_display, MotionNotify, &ce)); } screen_pointer_pos(&px, &py); cur_x += dx; cur_y += dy; do_move(TRUE, dist); /* because the cursor moves even though the window does not nessesarily (resistance), this adjusts where the curor thinks it started so that it keeps up with where the window actually is */ start_x += (px - opx) - (cur_x - ox); start_y += (py - opy) - (cur_y - oy); } gboolean moveresize_event(XEvent *e) { gboolean used = FALSE; if (!moveresize_in_progress) return FALSE; if (e->type == ButtonPress) { if (!button) { start_x = e->xbutton.x_root; start_y = e->xbutton.y_root; button = e->xbutton.button; /* this will end it now */ } used = e->xbutton.button == button; } else if (e->type == ButtonRelease) { if (!button || e->xbutton.button == button) { moveresize_end(FALSE); used = TRUE; } } else if (e->type == MotionNotify) { if (moving) { cur_x = start_cx + e->xmotion.x_root - start_x; cur_y = start_cy + e->xmotion.y_root - start_y; do_move(FALSE, 0); do_edge_warp(e->xmotion.x_root, e->xmotion.y_root); } else { if (corner == prop_atoms.net_wm_moveresize_size_topleft) { cur_x = start_cw - (e->xmotion.x_root - start_x); cur_y = start_ch - (e->xmotion.y_root - start_y); lockcorner = OB_CORNER_BOTTOMRIGHT; } else if (corner == prop_atoms.net_wm_moveresize_size_top) { cur_x = start_cw; cur_y = start_ch - (e->xmotion.y_root - start_y); lockcorner = OB_CORNER_BOTTOMRIGHT; } else if (corner == prop_atoms.net_wm_moveresize_size_topright) { cur_x = start_cw + (e->xmotion.x_root - start_x); cur_y = start_ch - (e->xmotion.y_root - start_y); lockcorner = OB_CORNER_BOTTOMLEFT; } else if (corner == prop_atoms.net_wm_moveresize_size_right) { cur_x = start_cw + (e->xmotion.x_root - start_x); cur_y = start_ch; lockcorner = OB_CORNER_BOTTOMLEFT; } else if (corner == prop_atoms.net_wm_moveresize_size_bottomright) { cur_x = start_cw + (e->xmotion.x_root - start_x); cur_y = start_ch + (e->xmotion.y_root - start_y); lockcorner = OB_CORNER_TOPLEFT; } else if (corner == prop_atoms.net_wm_moveresize_size_bottom) { cur_x = start_cw; cur_y = start_ch + (e->xmotion.y_root - start_y); lockcorner = OB_CORNER_TOPLEFT; } else if (corner == prop_atoms.net_wm_moveresize_size_bottomleft) { cur_x = start_cw - (e->xmotion.x_root - start_x); cur_y = start_ch + (e->xmotion.y_root - start_y); lockcorner = OB_CORNER_TOPRIGHT; } else if (corner == prop_atoms.net_wm_moveresize_size_left) { cur_x = start_cw - (e->xmotion.x_root - start_x); cur_y = start_ch; lockcorner = OB_CORNER_TOPRIGHT; } else if (corner == prop_atoms.net_wm_moveresize_size_keyboard) { cur_x = start_cw + (e->xmotion.x_root - start_x); cur_y = start_ch + (e->xmotion.y_root - start_y); lockcorner = OB_CORNER_TOPLEFT; } else g_assert_not_reached(); calc_resize(FALSE); do_resize(); } used = TRUE; } else if (e->type == KeyPress) { if (e->xkey.keycode == ob_keycode(OB_KEY_ESCAPE)) { moveresize_end(TRUE); used = TRUE; } else if (e->xkey.keycode == ob_keycode(OB_KEY_RETURN)) { moveresize_end(FALSE); used = TRUE; } else if (e->xkey.keycode == ob_keycode(OB_KEY_RIGHT) || e->xkey.keycode == ob_keycode(OB_KEY_LEFT) || e->xkey.keycode == ob_keycode(OB_KEY_DOWN) || e->xkey.keycode == ob_keycode(OB_KEY_UP)) { if (corner == prop_atoms.net_wm_moveresize_size_keyboard) { gint dx = 0, dy = 0, ox = cur_x, oy = cur_y; if (e->xkey.keycode == ob_keycode(OB_KEY_RIGHT)) dx = MAX(KEY_DIST, moveresize_client->size_inc.width); else if (e->xkey.keycode == ob_keycode(OB_KEY_LEFT)) dx = -MAX(KEY_DIST, moveresize_client->size_inc.width); else if (e->xkey.keycode == ob_keycode(OB_KEY_DOWN)) dy = MAX(KEY_DIST, moveresize_client->size_inc.height); else /* if (e->xkey.keycode == ob_keycode(OB_KEY_UP)) */ dy = -MAX(KEY_DIST, moveresize_client->size_inc.height); cur_x += dx; cur_y += dy; XWarpPointer(ob_display, None, None, 0, 0, 0, 0, dx, dy); /* steal the motion events this causes */ XSync(ob_display, FALSE); { XEvent ce; while (XCheckTypedEvent(ob_display, MotionNotify, &ce)); } calc_resize(TRUE); do_resize(); /* because the cursor moves even though the window does not nessesarily (resistance), this adjusts where the curor thinks it started so that it keeps up with where the window actually is */ start_x += dx - (cur_x - ox); start_y += dy - (cur_y - oy); used = TRUE; } else if (corner == prop_atoms.net_wm_moveresize_move_keyboard) { move_with_keys(e->xkey.keycode, e->xkey.state); used = TRUE; } } } #ifdef SYNC else if (e->type == extensions_sync_event_basep + XSyncAlarmNotify) { waiting_for_sync = FALSE; /* we got our sync... */ do_resize(); /* ...so try resize if there is more change pending */ used = TRUE; } #endif return used; }