static void gdk_window_compute_parent_pos (GdkWindowImplWin32 *window, GdkWindowParentPos *parent_pos) { GdkWindowObject *wrapper; GdkWindowObject *parent; GdkRectangle tmp_clip; int clip_xoffset = 0; int clip_yoffset = 0; g_return_if_fail (GDK_IS_WINDOW_IMPL_WIN32 (window)); wrapper = GDK_WINDOW_OBJECT (GDK_DRAWABLE_IMPL_WIN32 (window)->wrapper); parent_pos->x = 0; parent_pos->y = 0; parent_pos->win32_x = 0; parent_pos->win32_y = 0; /* We take a simple approach here and simply consider toplevel * windows not to clip their children on the right/bottom, since the * size of toplevel windows is not directly under our * control. Clipping only really matters when scrolling and * generally we aren't going to be moving the immediate child of a * toplevel beyond the bounds of that toplevel. * * We could go ahead and recompute the clips of toplevel windows and * their descendents when we receive size notification, but it would * probably not be an improvement in most cases. */ parent_pos->clip_rect.x = 0; parent_pos->clip_rect.y = 0; parent_pos->clip_rect.width = G_MAXINT; parent_pos->clip_rect.height = G_MAXINT; parent = (GdkWindowObject *)wrapper->parent; while (parent && parent->window_type == GDK_WINDOW_CHILD) { GdkWindowImplWin32 *impl = GDK_WINDOW_IMPL_WIN32 (parent->impl); tmp_clip.x = - clip_xoffset; tmp_clip.y = - clip_yoffset; tmp_clip.width = impl->width; tmp_clip.height = impl->height; gdk_rectangle_intersect (&parent_pos->clip_rect, &tmp_clip, &parent_pos->clip_rect); parent_pos->x += parent->x; parent_pos->y += parent->y; parent_pos->win32_x += impl->position_info.x; parent_pos->win32_y += impl->position_info.y; clip_xoffset += parent->x; clip_yoffset += parent->y; parent = (GdkWindowObject *)parent->parent; } }
static void tmp_reset_bg (GdkWindow *window) { GdkWindowImplWin32 *impl; impl = GDK_WINDOW_IMPL_WIN32 (window->impl); impl->no_bg = FALSE; }
void _gdk_windowing_window_get_offsets (GdkWindow *window, gint *x_offset, gint *y_offset) { GdkWindowImplWin32 *impl = GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl); *x_offset = impl->position_info.x_offset; *y_offset = impl->position_info.y_offset; }
static void gdk_window_tmp_reset_bg (GdkWindow *window) { GdkWindowImplWin32 *impl; GdkWindowObject *obj; obj = (GdkWindowObject *) window; impl = GDK_WINDOW_IMPL_WIN32 (obj->impl); impl->position_info.no_bg = FALSE; }
void _gdk_window_move_resize_child (GdkWindow *window, gint x, gint y, gint width, gint height) { GdkWindowImplWin32 *impl; GdkWindowObject *obj; g_return_if_fail (window != NULL); g_return_if_fail (GDK_IS_WINDOW (window)); obj = GDK_WINDOW_OBJECT (window); impl = GDK_WINDOW_IMPL_WIN32 (obj->impl); GDK_NOTE (MISC, g_print ("_gdk_window_move_resize_child: %s@%+d%+d %dx%d@%+d%+d\n", _gdk_win32_drawable_description (window), obj->x, obj->y, width, height, x, y)); if (width > 65535 || height > 65535) { g_warning ("Native children wider or taller than 65535 pixels are not supported."); if (width > 65535) width = 65535; if (height > 65535) height = 65535; } obj->x = x; obj->y = y; obj->width = width; obj->height = height; _gdk_win32_window_tmp_unset_parent_bg (window); _gdk_win32_window_tmp_unset_bg (window, TRUE); GDK_NOTE (MISC, g_print ("... SetWindowPos(%p,NULL,%d,%d,%d,%d," "NOACTIVATE|NOZORDER)\n", GDK_WINDOW_HWND (window), obj->x + obj->parent->abs_x, obj->y + obj->parent->abs_y, width, height)); API_CALL (SetWindowPos, (GDK_WINDOW_HWND (window), NULL, obj->x + obj->parent->abs_x, obj->y + obj->parent->abs_y, width, height, SWP_NOACTIVATE | SWP_NOZORDER)); //_gdk_win32_window_tmp_reset_parent_bg (window); _gdk_win32_window_tmp_reset_bg (window, TRUE); }
void _gdk_window_init_position (GdkWindow *window) { GdkWindowParentPos parent_pos; GdkWindowImplWin32 *impl; g_return_if_fail (GDK_IS_WINDOW (window)); impl = GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl); gdk_window_compute_parent_pos (impl, &parent_pos); gdk_window_compute_position (impl, &parent_pos, &impl->position_info); }
static void gdk_window_tmp_unset_bg (GdkWindow *window) { GdkWindowImplWin32 *impl; GdkWindowObject *obj; obj = (GdkWindowObject *) window; impl = GDK_WINDOW_IMPL_WIN32 (obj->impl); impl->position_info.no_bg = TRUE; /* * The X version sets background = None to avoid updateing for a moment. * Not sure if this could really emulate it. */ if (obj->bg_pixmap != GDK_NO_BG) /* handled in WM_ERASEBKGRND proceesing */; }
void _gdk_window_process_expose (GdkWindow *window, GdkRegion *invalidate_region) { GdkWindowImplWin32 *impl; GdkRegion *clip_region; impl = GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl); GDK_NOTE (EVENTS, g_print ("_gdk_window_process_expose: %p %s\n", GDK_WINDOW_HWND (window), _gdk_win32_gdkregion_to_string (invalidate_region))); clip_region = gdk_region_rectangle (&impl->position_info.clip_rect); gdk_region_intersect (invalidate_region, clip_region); if (!gdk_region_empty (invalidate_region)) gdk_window_invalidate_region (window, invalidate_region, FALSE); gdk_region_destroy (clip_region); }
static GdkRegion * gdk_window_clip_changed (GdkWindow *window, GdkRectangle *old_clip, GdkRectangle *new_clip) { GdkWindowImplWin32 *impl; GdkWindowObject *obj; GdkRegion *old_clip_region; GdkRegion *new_clip_region; if (((GdkWindowObject *)window)->input_only) return NULL; obj = (GdkWindowObject *) window; impl = GDK_WINDOW_IMPL_WIN32 (obj->impl); old_clip_region = gdk_region_rectangle (old_clip); new_clip_region = gdk_region_rectangle (new_clip); /* Trim invalid region of window to new clip rectangle */ if (obj->update_area) gdk_region_intersect (obj->update_area, new_clip_region); /* Invalidate newly exposed portion of window */ gdk_region_subtract (new_clip_region, old_clip_region); if (!gdk_region_empty (new_clip_region)) gdk_window_tmp_unset_bg (window); else { gdk_region_destroy (new_clip_region); new_clip_region = NULL; } gdk_region_destroy (old_clip_region); return new_clip_region; }
gint gdk_screen_get_height (GdkScreen *screen) { return GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (_gdk_root)->impl)->height; }
gint gdk_screen_get_width (GdkScreen *screen) { return GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (_gdk_root)->impl)->width; }
static void gdk_window_postmove (GdkWindow *window, GdkWindowParentPos *parent_pos, gboolean anti_scroll) { GdkWindowImplWin32 *impl; GdkWindowObject *obj; GdkWin32PositionInfo new_info; GList *tmp_list; gint d_xoffset, d_yoffset; GdkWindowParentPos this_pos; GdkRegion *new_clip_region; obj = (GdkWindowObject *) window; impl = GDK_WINDOW_IMPL_WIN32 (obj->impl); gdk_window_compute_position (impl, parent_pos, &new_info); new_clip_region = gdk_window_clip_changed (window, &impl->position_info.clip_rect, &new_info.clip_rect); this_pos.x = parent_pos->x + obj->x; this_pos.y = parent_pos->y + obj->y; this_pos.win32_x = parent_pos->win32_x + new_info.x; this_pos.win32_y = parent_pos->win32_y + new_info.y; this_pos.clip_rect = new_info.clip_rect; if (impl->position_info.mapped && !new_info.mapped) ShowWindow (GDK_WINDOW_HWND (window), SW_HIDE); d_xoffset = new_info.x_offset - impl->position_info.x_offset; d_yoffset = new_info.y_offset - impl->position_info.y_offset; if (anti_scroll || (anti_scroll = d_xoffset != 0 || d_yoffset != 0)) { GDK_NOTE (MISC, g_print ("gdk_window_postmove: %s@%+d%+d\n" "... SetWindowPos(%p,NULL,%d,%d,0,0," "NOREDRAW|NOZORDER|NOACTIVATE|NOSIZE)\n", _gdk_win32_drawable_description (window), obj->x, obj->y, GDK_WINDOW_HWND (window), new_info.x, new_info.y)); API_CALL (SetWindowPos, (GDK_WINDOW_HWND (window), NULL, new_info.x, new_info.y, 0, 0, SWP_NOREDRAW | SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOSIZE)); } if (!impl->position_info.mapped && new_info.mapped && GDK_WINDOW_IS_MAPPED (obj)) ShowWindow (GDK_WINDOW_HWND (window), SW_SHOWNA); if (impl->position_info.no_bg) gdk_window_tmp_reset_bg (window); impl->position_info = new_info; if (new_clip_region) gdk_window_post_scroll (window, new_clip_region); tmp_list = obj->children; while (tmp_list) { gdk_window_postmove (tmp_list->data, &this_pos, anti_scroll); tmp_list = tmp_list->next; } }
void _gdk_window_move_resize_child (GdkWindow *window, gint x, gint y, gint width, gint height) { GdkWindowImplWin32 *impl; GdkWindowObject *obj; GdkWin32PositionInfo new_info; GdkWindowParentPos parent_pos; GList *tmp_list; gint d_xoffset, d_yoffset; gint dx, dy; gboolean is_move; gboolean is_resize; GdkRegion *new_clip_region; g_return_if_fail (window != NULL); g_return_if_fail (GDK_IS_WINDOW (window)); obj = GDK_WINDOW_OBJECT (window); impl = GDK_WINDOW_IMPL_WIN32 (obj->impl); GDK_NOTE (MISC, g_print ("_gdk_window_move_resize_child: %s@%+d%+d %dx%d@%+d%+d\n", _gdk_win32_drawable_description (window), obj->x, obj->y, width, height, x, y)); dx = x - obj->x; dy = y - obj->y; is_move = dx != 0 || dy != 0; is_resize = impl->width != width || impl->height != height; if (!is_move && !is_resize) { GDK_NOTE (MISC, g_print ("... neither move or resize\n")); return; } GDK_NOTE (MISC, g_print ("... %s%s\n", is_move ? "is_move " : "", is_resize ? "is_resize" : "")); obj->x = x; obj->y = y; impl->width = width; impl->height = height; gdk_window_compute_parent_pos (impl, &parent_pos); gdk_window_compute_position (impl, &parent_pos, &new_info); new_clip_region = gdk_window_clip_changed (window, &impl->position_info.clip_rect, &new_info.clip_rect); parent_pos.x += obj->x; parent_pos.y += obj->y; parent_pos.win32_x += new_info.x; parent_pos.win32_y += new_info.y; parent_pos.clip_rect = new_info.clip_rect; d_xoffset = new_info.x_offset - impl->position_info.x_offset; d_yoffset = new_info.y_offset - impl->position_info.y_offset; if (d_xoffset != 0 || d_yoffset != 0) { GDK_NOTE (MISC, g_print ("... d_offset=%+d%+d\n", d_xoffset, d_yoffset)); if (!ScrollWindowEx (GDK_WINDOW_HWND (window), -d_xoffset, -d_yoffset, /* in: scroll offsets */ NULL, /* in: scroll rect, NULL == entire client area */ NULL, /* in: restrict to */ NULL, /* in: update region */ NULL, /* out: update rect */ SW_SCROLLCHILDREN)) WIN32_API_FAILED ("ScrollWindowEx"); if (dx != d_xoffset || dy != d_yoffset || is_resize) { GDK_NOTE (MISC, g_print ("... SetWindowPos(%p,NULL,%d,%d,%d,%d," "NOACTIVATE|NOZORDER%s%s)\n", GDK_WINDOW_HWND (window), new_info.x, new_info.y, new_info.width, new_info.height, (is_move ? "" : "|NOMOVE"), (is_resize ? "" : "|NOSIZE"))); API_CALL (SetWindowPos, (GDK_WINDOW_HWND (window), NULL, new_info.x, new_info.y, new_info.width, new_info.height, SWP_NOACTIVATE | SWP_NOZORDER | (is_move ? 0 : SWP_NOMOVE) | (is_resize ? 0 : SWP_NOSIZE))); } if (impl->position_info.no_bg) gdk_window_tmp_reset_bg (window); if (!impl->position_info.mapped && new_info.mapped && GDK_WINDOW_IS_MAPPED (obj)) { GDK_NOTE (MISC, g_print ("... ShowWindow(%p, SW_SHOWNA)\n", GDK_WINDOW_HWND (window))); ShowWindow (GDK_WINDOW_HWND (window), SW_SHOWNA); } impl->position_info = new_info; tmp_list = obj->children; while (tmp_list) { gdk_window_postmove (tmp_list->data, &parent_pos, FALSE); tmp_list = tmp_list->next; } } else { if (impl->position_info.mapped && !new_info.mapped) { GDK_NOTE (MISC, g_print ("... ShowWindow(%p, SW_HIDE)\n", GDK_WINDOW_HWND (window))); ShowWindow (GDK_WINDOW_HWND (window), SW_HIDE); } GDK_NOTE (MISC, g_print ("... SetWindowPos(%p,NULL,%d,%d,%d,%d," "NOACTIVATE|NOZORDER%s%s)\n", GDK_WINDOW_HWND (window), new_info.x, new_info.y, new_info.width, new_info.height, (is_move ? "" : "|NOMOVE"), (is_resize ? "" : "|NOSIZE"))); API_CALL (SetWindowPos, (GDK_WINDOW_HWND (window), NULL, new_info.x, new_info.y, new_info.width, new_info.height, SWP_NOACTIVATE | SWP_NOZORDER | (is_move ? 0 : SWP_NOMOVE) | (is_resize ? 0 : SWP_NOSIZE))); tmp_list = obj->children; while (tmp_list) { gdk_window_postmove (tmp_list->data, &parent_pos, FALSE); tmp_list = tmp_list->next; } if (impl->position_info.no_bg) gdk_window_tmp_reset_bg (window); if (!impl->position_info.mapped && new_info.mapped && GDK_WINDOW_IS_MAPPED (obj)) { GDK_NOTE (MISC, g_print ("... ShowWindow(%p, SW_SHOWNA)\n", GDK_WINDOW_HWND (window))); ShowWindow (GDK_WINDOW_HWND (window), SW_SHOWNA); } impl->position_info = new_info; } if (new_clip_region) gdk_window_post_scroll (window, new_clip_region); }
void gdk_window_move_region (GdkWindow *window, GdkRegion *region, gint dx, gint dy) { GdkRegion *invalidate_region; GdkWindowImplWin32 *impl; GdkWindowObject *obj; GdkRectangle src_rect, dest_rect; HRGN hrgn; RECT clipRect, destRect; g_return_if_fail (GDK_IS_WINDOW (window)); if (GDK_WINDOW_DESTROYED (window)) return; obj = GDK_WINDOW_OBJECT (window); impl = GDK_WINDOW_IMPL_WIN32 (obj->impl); if (dx == 0 && dy == 0) return; /* Move the current invalid region */ if (obj->update_area) gdk_region_offset (obj->update_area, dx, dy); /* impl->position_info.clip_rect isn't meaningful for toplevels */ if (GDK_WINDOW_TYPE (window) == GDK_WINDOW_CHILD) src_rect = impl->position_info.clip_rect; else { src_rect.x = 0; src_rect.y = 0; src_rect.width = impl->width; src_rect.height = impl->height; } invalidate_region = gdk_region_rectangle (&src_rect); dest_rect = src_rect; dest_rect.x += dx; dest_rect.y += dy; gdk_rectangle_intersect (&dest_rect, &src_rect, &dest_rect); if (dest_rect.width > 0 && dest_rect.height > 0) { GdkRegion *tmp_region; tmp_region = gdk_region_rectangle (&dest_rect); gdk_region_subtract (invalidate_region, tmp_region); gdk_region_destroy (tmp_region); } /* no guffaw scroll on win32 */ hrgn = _gdk_win32_gdkregion_to_hrgn(invalidate_region, 0, 0); gdk_region_destroy (invalidate_region); destRect.left = dest_rect.y; destRect.top = dest_rect.x; destRect.right = dest_rect.x + dest_rect.width; destRect.bottom = dest_rect.y + dest_rect.height; clipRect.left = src_rect.y; clipRect.top = src_rect.x; clipRect.right = src_rect.x + src_rect.width; clipRect.bottom = src_rect.y + src_rect.height; g_print ("ScrollWindowEx(%d, %d, ...) - if you see this work, remove trace;)\n", dx, dy); API_CALL(ScrollWindowEx, (GDK_WINDOW_HWND (window), dx, dy, /* in: scroll offsets */ NULL, /* in: scroll rect, NULL == entire client area */ &clipRect, /* in: restrict to */ hrgn, /* in: update region */ NULL, /* out: update rect */ SW_INVALIDATE)); API_CALL(DeleteObject, (hrgn)); }
void gdk_window_scroll (GdkWindow *window, gint dx, gint dy) { GdkRegion *invalidate_region; GdkWindowImplWin32 *impl; GdkWindowObject *obj; GList *tmp_list; GdkWindowParentPos parent_pos; HRGN native_invalidate_region; g_return_if_fail (GDK_IS_WINDOW (window)); if (GDK_WINDOW_DESTROYED (window)) return; GDK_NOTE (EVENTS, g_print ("gdk_window_scroll: %p %d,%d\n", GDK_WINDOW_HWND (window), dx, dy)); obj = GDK_WINDOW_OBJECT (window); impl = GDK_WINDOW_IMPL_WIN32 (obj->impl); if (dx == 0 && dy == 0) return; /* Move the current invalid region */ if (obj->update_area) gdk_region_offset (obj->update_area, dx, dy); gdk_window_compute_parent_pos (impl, &parent_pos); parent_pos.x += obj->x; parent_pos.y += obj->y; parent_pos.win32_x += impl->position_info.x; parent_pos.win32_y += impl->position_info.y; parent_pos.clip_rect = impl->position_info.clip_rect; gdk_window_tmp_unset_bg (window); native_invalidate_region = CreateRectRgn (0, 0, 0, 0); if (native_invalidate_region == NULL) WIN32_API_FAILED ("CreateRectRgn"); API_CALL (ScrollWindowEx, (GDK_WINDOW_HWND (window), dx, dy, NULL, NULL, native_invalidate_region, NULL, SW_SCROLLCHILDREN)); if (impl->position_info.no_bg) gdk_window_tmp_reset_bg (window); tmp_list = obj->children; while (tmp_list) { GDK_WINDOW_OBJECT(tmp_list->data)->x += dx; GDK_WINDOW_OBJECT(tmp_list->data)->y += dy; gdk_window_postmove (tmp_list->data, &parent_pos, FALSE); tmp_list = tmp_list->next; } if (native_invalidate_region != NULL) { invalidate_region = _gdk_win32_hrgn_to_region (native_invalidate_region); gdk_region_offset (invalidate_region, impl->position_info.x_offset, impl->position_info.y_offset); gdk_window_invalidate_region (window, invalidate_region, TRUE); gdk_region_destroy (invalidate_region); GDI_CALL (DeleteObject, (native_invalidate_region)); } }
static void gdk_device_win32_set_window_cursor (GdkDevice *device, GdkWindow *window, GdkCursor *cursor) { GdkWin32Cursor *cursor_private; GdkWindow *parent_window; GdkWindowImplWin32 *impl; HCURSOR hcursor; HCURSOR hprevcursor; impl = GDK_WINDOW_IMPL_WIN32 (window->impl); cursor_private = (GdkWin32Cursor*) cursor; hprevcursor = impl->hcursor; if (!cursor) hcursor = NULL; else hcursor = cursor_private->hcursor; if (hcursor != NULL) { /* If the pointer is over our window, set new cursor */ GdkWindow *curr_window = gdk_window_get_pointer (window, NULL, NULL, NULL); if (curr_window == window || (curr_window && window == gdk_window_get_toplevel (curr_window))) SetCursor (hcursor); else { /* Climb up the tree and find whether our window is the * first ancestor that has cursor defined, and if so, set * new cursor. */ while (curr_window && curr_window->impl && !GDK_WINDOW_IMPL_WIN32 (curr_window->impl)->hcursor) { curr_window = curr_window->parent; if (curr_window == GDK_WINDOW (window)) { SetCursor (hcursor); break; } } } } /* Unset the previous cursor: Need to make sure it's no longer in * use before we destroy it, in case we're not over our window but * the cursor is still set to our old one. */ if (hprevcursor != NULL && GetCursor () == hprevcursor) { /* Look for a suitable cursor to use instead */ hcursor = NULL; parent_window = GDK_WINDOW (window)->parent; while (hcursor == NULL) { if (parent_window) { impl = GDK_WINDOW_IMPL_WIN32 (parent_window->impl); hcursor = impl->hcursor; parent_window = parent_window->parent; } else hcursor = LoadCursor (NULL, IDC_ARROW); } SetCursor (hcursor); } }