/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ /* Metacity window frame manager widget */ /* * Copyright (C) 2001 Havoc Pennington * Copyright (C) 2003 Red Hat, Inc. * Copyright (C) 2005, 2006 Elijah Newren * * 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, see . */ #include #include #include #include #include "frames.h" #include #include "core.h" #include #include #include "ui.h" #include #define DEFAULT_INNER_BUTTON_BORDER 3 static void meta_frames_destroy (GtkWidget *object); static void meta_frames_finalize (GObject *object); static void meta_frames_style_updated (GtkWidget *widget); static void meta_frames_update_prelit_control (MetaFrames *frames, MetaUIFrame *frame, MetaFrameControl control); static gboolean meta_frames_button_press_event (GtkWidget *widget, GdkEventButton *event); static gboolean meta_frames_button_release_event (GtkWidget *widget, GdkEventButton *event); static gboolean meta_frames_motion_notify_event (GtkWidget *widget, GdkEventMotion *event); static gboolean meta_frames_destroy_event (GtkWidget *widget, GdkEventAny *event); static gboolean meta_frames_draw (GtkWidget *widget, cairo_t *cr); static gboolean meta_frames_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event); static gboolean meta_frames_leave_notify_event (GtkWidget *widget, GdkEventCrossing *event); static void meta_frames_attach_style (MetaFrames *frames, MetaUIFrame *frame); static void meta_frames_paint (MetaFrames *frames, MetaUIFrame *frame, cairo_t *cr); static void meta_frames_set_window_background (MetaFrames *frames, MetaUIFrame *frame); static void meta_frames_calc_geometry (MetaFrames *frames, MetaUIFrame *frame, MetaFrameGeometry *fgeom); static void meta_frames_ensure_layout (MetaFrames *frames, MetaUIFrame *frame); static MetaUIFrame* meta_frames_lookup_window (MetaFrames *frames, Window xwindow); static void meta_frames_font_changed (MetaFrames *frames); static void meta_frames_button_layout_changed (MetaFrames *frames); static GdkRectangle* control_rect (MetaFrameControl control, MetaFrameGeometry *fgeom); static MetaFrameControl get_control (MetaFrames *frames, MetaUIFrame *frame, int x, int y); static void invalidate_whole_window (MetaFrames *frames, MetaUIFrame *frame); G_DEFINE_TYPE (MetaFrames, meta_frames, GTK_TYPE_WINDOW); static GObject * meta_frames_constructor (GType gtype, guint n_properties, GObjectConstructParam *properties) { GObject *object; GObjectClass *gobject_class; gobject_class = G_OBJECT_CLASS (meta_frames_parent_class); object = gobject_class->constructor (gtype, n_properties, properties); g_object_set (object, "type", GTK_WINDOW_POPUP, NULL); return object; } static void meta_frames_class_init (MetaFramesClass *class) { GObjectClass *gobject_class; GtkWidgetClass *widget_class; gobject_class = G_OBJECT_CLASS (class); widget_class = (GtkWidgetClass*) class; gobject_class->constructor = meta_frames_constructor; gobject_class->finalize = meta_frames_finalize; widget_class->destroy = meta_frames_destroy; widget_class->style_updated = meta_frames_style_updated; widget_class->draw = meta_frames_draw; widget_class->destroy_event = meta_frames_destroy_event; widget_class->button_press_event = meta_frames_button_press_event; widget_class->button_release_event = meta_frames_button_release_event; widget_class->motion_notify_event = meta_frames_motion_notify_event; widget_class->enter_notify_event = meta_frames_enter_notify_event; widget_class->leave_notify_event = meta_frames_leave_notify_event; } static gint unsigned_long_equal (gconstpointer v1, gconstpointer v2) { return *((const gulong*) v1) == *((const gulong*) v2); } static guint unsigned_long_hash (gconstpointer v) { gulong val = * (const gulong *) v; /* I'm not sure this works so well. */ #if GLIB_SIZEOF_LONG > 4 return (guint) (val ^ (val >> 32)); #else return val; #endif } static void prefs_changed_callback (MetaPreference pref, void *data) { switch (pref) { case META_PREF_TITLEBAR_FONT: meta_frames_font_changed (META_FRAMES (data)); break; case META_PREF_BUTTON_LAYOUT: meta_frames_button_layout_changed (META_FRAMES (data)); break; default: break; } } static GtkStyleContext * meta_frames_get_theme_variant (MetaFrames *frames, const gchar *variant) { GtkStyleContext *style; style = g_hash_table_lookup (frames->style_variants, variant); if (style == NULL) { style = meta_theme_create_style_context (gtk_widget_get_screen (GTK_WIDGET (frames)), variant); g_hash_table_insert (frames->style_variants, g_strdup (variant), style); } return style; } static void update_style_contexts (MetaFrames *frames) { GtkStyleContext *style; GList *variants, *variant; GdkScreen *screen; screen = gtk_widget_get_screen (GTK_WIDGET (frames)); if (frames->normal_style) g_object_unref (frames->normal_style); frames->normal_style = meta_theme_create_style_context (screen, NULL); variants = g_hash_table_get_keys (frames->style_variants); for (variant = variants; variant; variant = variants->next) { style = meta_theme_create_style_context (screen, (char *)variant->data); g_hash_table_insert (frames->style_variants, g_strdup (variant->data), style); } g_list_free (variants); } static void meta_frames_init (MetaFrames *frames) { frames->text_heights = g_hash_table_new (NULL, NULL); frames->frames = g_hash_table_new (unsigned_long_hash, unsigned_long_equal); frames->style_variants = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_object_unref); update_style_contexts (frames); gtk_widget_set_double_buffered (GTK_WIDGET (frames), FALSE); meta_prefs_add_listener (prefs_changed_callback, frames); } static void listify_func (gpointer key, gpointer value, gpointer data) { GSList **listp; listp = data; *listp = g_slist_prepend (*listp, value); } static void meta_frames_destroy (GtkWidget *object) { GSList *winlist; GSList *tmp; MetaFrames *frames; frames = META_FRAMES (object); winlist = NULL; g_hash_table_foreach (frames->frames, listify_func, &winlist); /* Unmanage all frames */ for (tmp = winlist; tmp != NULL; tmp = tmp->next) { MetaUIFrame *frame; frame = tmp->data; meta_frames_unmanage_window (frames, frame->xwindow); } g_slist_free (winlist); if (frames->normal_style) { g_object_unref (frames->normal_style); frames->normal_style = NULL; } if (frames->style_variants) { g_hash_table_destroy (frames->style_variants); frames->style_variants = NULL; } GTK_WIDGET_CLASS (meta_frames_parent_class)->destroy (object); } static void meta_frames_finalize (GObject *object) { MetaFrames *frames; frames = META_FRAMES (object); meta_prefs_remove_listener (prefs_changed_callback, frames); g_hash_table_destroy (frames->text_heights); g_assert (g_hash_table_size (frames->frames) == 0); g_hash_table_destroy (frames->frames); G_OBJECT_CLASS (meta_frames_parent_class)->finalize (object); } static void queue_recalc_func (gpointer key, gpointer value, gpointer data) { MetaUIFrame *frame; MetaFrames *frames; frames = META_FRAMES (data); frame = value; /* If a resize occurs it will cause a redraw, but the * resize may not actually be needed so we always redraw * in case of color change. */ meta_frames_set_window_background (frames, frame); invalidate_whole_window (frames, frame); meta_core_queue_frame_resize (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow); if (frame->layout) { /* save title to recreate layout */ g_free (frame->title); frame->title = g_strdup (pango_layout_get_text (frame->layout)); g_object_unref (G_OBJECT (frame->layout)); frame->layout = NULL; } } static void meta_frames_font_changed (MetaFrames *frames) { if (g_hash_table_size (frames->text_heights) > 0) { g_hash_table_destroy (frames->text_heights); frames->text_heights = g_hash_table_new (NULL, NULL); } /* Queue a draw/resize on all frames */ g_hash_table_foreach (frames->frames, queue_recalc_func, frames); } static void queue_draw_func (gpointer key, gpointer value, gpointer data) { MetaUIFrame *frame; MetaFrames *frames; frames = META_FRAMES (data); frame = value; /* If a resize occurs it will cause a redraw, but the * resize may not actually be needed so we always redraw * in case of color change. */ meta_frames_set_window_background (frames, frame); invalidate_whole_window (frames, frame); } static void meta_frames_button_layout_changed (MetaFrames *frames) { g_hash_table_foreach (frames->frames, queue_draw_func, frames); } static void reattach_style_func (gpointer key, gpointer value, gpointer data) { MetaUIFrame *frame; MetaFrames *frames; frames = META_FRAMES (data); frame = value; meta_frames_attach_style (frames, frame); } static void meta_frames_style_updated (GtkWidget *widget) { MetaFrames *frames; frames = META_FRAMES (widget); meta_frames_font_changed (frames); update_style_contexts (frames); g_hash_table_foreach (frames->frames, reattach_style_func, frames); GTK_WIDGET_CLASS (meta_frames_parent_class)->style_updated (widget); } static void meta_frames_ensure_layout (MetaFrames *frames, MetaUIFrame *frame) { GtkWidget *widget; MetaFrameFlags flags; MetaFrameType type; MetaFrameStyle *style; widget = GTK_WIDGET (frames); g_return_if_fail (gtk_widget_get_realized (widget)); meta_core_get (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_FRAME_TYPE, &type, META_CORE_GET_END); style = meta_theme_get_frame_style (meta_theme_get_current (), type, flags); if (style != frame->cache_style) { if (frame->layout) { /* save title to recreate layout */ g_free (frame->title); frame->title = g_strdup (pango_layout_get_text (frame->layout)); g_object_unref (G_OBJECT (frame->layout)); frame->layout = NULL; } } frame->cache_style = style; if (frame->layout == NULL) { gpointer key, value; PangoFontDescription *font_desc; double scale; int size; scale = meta_theme_get_title_scale (meta_theme_get_current (), type, flags); frame->layout = gtk_widget_create_pango_layout (widget, frame->title); pango_layout_set_ellipsize (frame->layout, PANGO_ELLIPSIZE_END); pango_layout_set_auto_dir (frame->layout, FALSE); pango_layout_set_single_paragraph_mode (frame->layout, TRUE); font_desc = meta_gtk_widget_get_font_desc (widget, scale, meta_prefs_get_titlebar_font ()); size = pango_font_description_get_size (font_desc); if (g_hash_table_lookup_extended (frames->text_heights, GINT_TO_POINTER (size), &key, &value)) { frame->text_height = GPOINTER_TO_INT (value); } else { frame->text_height = meta_pango_font_desc_get_text_height (font_desc, gtk_widget_get_pango_context (widget)); g_hash_table_replace (frames->text_heights, GINT_TO_POINTER (size), GINT_TO_POINTER (frame->text_height)); } pango_layout_set_font_description (frame->layout, font_desc); pango_font_description_free (font_desc); /* Save some RAM */ g_free (frame->title); frame->title = NULL; } } static void meta_frames_calc_geometry (MetaFrames *frames, MetaUIFrame *frame, MetaFrameGeometry *fgeom) { int width, height; MetaFrameFlags flags; MetaFrameType type; MetaButtonLayout button_layout; meta_core_get (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow, META_CORE_GET_CLIENT_WIDTH, &width, META_CORE_GET_CLIENT_HEIGHT, &height, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_FRAME_TYPE, &type, META_CORE_GET_END); meta_frames_ensure_layout (frames, frame); meta_prefs_get_button_layout (&button_layout); meta_theme_calc_geometry (meta_theme_get_current (), type, frame->text_height, flags, width, height, &button_layout, fgeom); } MetaFrames* meta_frames_new (int screen_number) { GdkScreen *screen; MetaFrames *frames; screen = gdk_display_get_screen (gdk_display_get_default (), screen_number); frames = g_object_new (META_TYPE_FRAMES, "screen", screen, "type", GTK_WINDOW_POPUP, NULL); /* Put the window at an arbitrary offscreen location; the one place * it can't be is at -100x-100, since the meta_window_new() will * mistake it for a window created via meta_create_offscreen_window() * and ignore it, and we need this window to get frame-synchronization * messages so that GTK+'s style change handling works. */ gtk_window_move (GTK_WINDOW (frames), -200, -200); gtk_window_resize (GTK_WINDOW (frames), 1, 1); return frames; } /* In order to use a style with a window it has to be attached to that * window. Actually, the colormaps just have to match, but since GTK+ * already takes care of making sure that its cheap to attach a style * to multiple windows with the same colormap, we can just go ahead * and attach separately for each window. */ static void meta_frames_attach_style (MetaFrames *frames, MetaUIFrame *frame) { gboolean has_frame; char *variant = NULL; if (frame->style != NULL) g_object_unref (frame->style); meta_core_get (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow, META_CORE_WINDOW_HAS_FRAME, &has_frame, META_CORE_GET_THEME_VARIANT, &variant, META_CORE_GET_END); if (variant == NULL || strcmp(variant, "normal") == 0) frame->style = g_object_ref (frames->normal_style); else frame->style = g_object_ref (meta_frames_get_theme_variant (frames, variant)); } void meta_frames_manage_window (MetaFrames *frames, Window xwindow, GdkWindow *window) { MetaUIFrame *frame; g_assert (window); frame = g_new (MetaUIFrame, 1); frame->window = window; gdk_window_set_user_data (frame->window, frames); frame->style = NULL; /* Don't set event mask here, it's in frame.c */ frame->xwindow = xwindow; frame->cache_style = NULL; frame->layout = NULL; frame->text_height = -1; frame->title = NULL; frame->shape_applied = FALSE; frame->prelit_control = META_FRAME_CONTROL_NONE; /* Don't set the window background yet; we need frame->xwindow to be * registered with its MetaWindow, which happens after this function * and meta_ui_create_frame_window() return to meta_window_ensure_frame(). */ meta_core_grab_buttons (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow); g_hash_table_replace (frames->frames, &frame->xwindow, frame); } void meta_frames_unmanage_window (MetaFrames *frames, Window xwindow) { MetaUIFrame *frame; frame = g_hash_table_lookup (frames->frames, &xwindow); if (frame) { /* restore the cursor */ meta_core_set_screen_cursor (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow, META_CURSOR_DEFAULT); gdk_window_set_user_data (frame->window, NULL); if (frames->last_motion_frame == frame) frames->last_motion_frame = NULL; g_hash_table_remove (frames->frames, &frame->xwindow); g_object_unref (frame->style); gdk_window_destroy (frame->window); if (frame->layout) g_object_unref (G_OBJECT (frame->layout)); if (frame->title) g_free (frame->title); g_free (frame); } else meta_warning ("Frame 0x%lx not managed, can't unmanage\n", xwindow); } static MetaUIFrame* meta_frames_lookup_window (MetaFrames *frames, Window xwindow) { MetaUIFrame *frame; frame = g_hash_table_lookup (frames->frames, &xwindow); return frame; } static void meta_ui_frame_get_borders (MetaFrames *frames, MetaUIFrame *frame, MetaFrameBorders *borders) { MetaFrameFlags flags; MetaFrameType type; meta_core_get (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_FRAME_TYPE, &type, META_CORE_GET_END); g_return_if_fail (type < META_FRAME_TYPE_LAST); meta_frames_ensure_layout (frames, frame); /* We can't get the full geometry, because that depends on * the client window size and probably we're being called * by the core move/resize code to decide on the client * window size */ meta_theme_get_frame_borders (meta_theme_get_current (), type, frame->text_height, flags, borders); } void meta_frames_get_borders (MetaFrames *frames, Window xwindow, MetaFrameBorders *borders) { MetaUIFrame *frame; frame = meta_frames_lookup_window (frames, xwindow); if (frame == NULL) meta_bug ("No such frame 0x%lx\n", xwindow); meta_ui_frame_get_borders (frames, frame, borders); } static void meta_ui_frame_get_corner_radiuses (MetaFrames *frames, MetaUIFrame *frame, float *top_left, float *top_right, float *bottom_left, float *bottom_right) { MetaFrameGeometry fgeom; meta_frames_calc_geometry (frames, frame, &fgeom); /* For compatibility with the code in get_visible_rect(), there's * a mysterious sqrt() added to the corner radiuses: * * const float radius = sqrt(corner) + corner; * * It's unclear why the radius is calculated like this, but we * need to be consistent with it. */ if (top_left) *top_left = fgeom.top_left_corner_rounded_radius + sqrt(fgeom.top_left_corner_rounded_radius); if (top_right) *top_right = fgeom.top_right_corner_rounded_radius + sqrt(fgeom.top_right_corner_rounded_radius); if (bottom_left) *bottom_left = fgeom.bottom_left_corner_rounded_radius + sqrt(fgeom.bottom_left_corner_rounded_radius); if (bottom_right) *bottom_right = fgeom.bottom_right_corner_rounded_radius + sqrt(fgeom.bottom_right_corner_rounded_radius); } void meta_frames_reset_bg (MetaFrames *frames, Window xwindow) { MetaUIFrame *frame; frame = meta_frames_lookup_window (frames, xwindow); meta_frames_set_window_background (frames, frame); } static void set_background_none (Display *xdisplay, Window xwindow) { XSetWindowAttributes attrs; attrs.background_pixmap = None; XChangeWindowAttributes (xdisplay, xwindow, CWBackPixmap, &attrs); } void meta_frames_unflicker_bg (MetaFrames *frames, Window xwindow, int target_width, int target_height) { MetaUIFrame *frame; frame = meta_frames_lookup_window (frames, xwindow); g_return_if_fail (frame != NULL); set_background_none (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow); } /* The client rectangle surrounds client window; it subtracts both * the visible and invisible borders from the frame window's size. */ static void get_client_rect (MetaFrameGeometry *fgeom, int window_width, int window_height, cairo_rectangle_int_t *rect) { rect->x = fgeom->borders.total.left; rect->y = fgeom->borders.total.top; rect->width = window_width - fgeom->borders.total.right - rect->x; rect->height = window_height - fgeom->borders.total.bottom - rect->y; } /* The visible frame rectangle surrounds the visible portion of the * frame window; it subtracts only the invisible borders from the frame * window's size. */ static void get_visible_frame_rect (MetaFrameGeometry *fgeom, int window_width, int window_height, cairo_rectangle_int_t *rect) { rect->x = fgeom->borders.invisible.left; rect->y = fgeom->borders.invisible.top; rect->width = window_width - fgeom->borders.invisible.right - rect->x; rect->height = window_height - fgeom->borders.invisible.bottom - rect->y; } static cairo_region_t * get_visible_region (MetaFrames *frames, MetaUIFrame *frame, MetaFrameGeometry *fgeom, int window_width, int window_height) { cairo_region_t *corners_region; cairo_region_t *visible_region; cairo_rectangle_int_t rect; cairo_rectangle_int_t frame_rect; corners_region = cairo_region_create (); get_visible_frame_rect (fgeom, window_width, window_height, &frame_rect); if (fgeom->top_left_corner_rounded_radius != 0) { const int corner = fgeom->top_left_corner_rounded_radius; const float radius = sqrt(corner) + corner; int i; for (i=0; itop_right_corner_rounded_radius != 0) { const int corner = fgeom->top_right_corner_rounded_radius; const float radius = sqrt(corner) + corner; int i; for (i=0; ibottom_left_corner_rounded_radius != 0) { const int corner = fgeom->bottom_left_corner_rounded_radius; const float radius = sqrt(corner) + corner; int i; for (i=0; ibottom_right_corner_rounded_radius != 0) { const int corner = fgeom->bottom_right_corner_rounded_radius; const float radius = sqrt(corner) + corner; int i; for (i=0; iwindow); old_height = gdk_window_get_height (frame->window); gdk_window_move_resize (frame->window, x, y, width, height); if (old_width != width || old_height != height) invalidate_whole_window (frames, frame); } void meta_frames_queue_draw (MetaFrames *frames, Window xwindow) { MetaUIFrame *frame; frame = meta_frames_lookup_window (frames, xwindow); invalidate_whole_window (frames, frame); } void meta_frames_set_title (MetaFrames *frames, Window xwindow, const char *title) { MetaUIFrame *frame; frame = meta_frames_lookup_window (frames, xwindow); g_assert (frame); g_free (frame->title); frame->title = g_strdup (title); if (frame->layout) { g_object_unref (frame->layout); frame->layout = NULL; } invalidate_whole_window (frames, frame); } void meta_frames_update_frame_style (MetaFrames *frames, Window xwindow) { MetaUIFrame *frame; frame = meta_frames_lookup_window (frames, xwindow); g_assert (frame); meta_frames_attach_style (frames, frame); invalidate_whole_window (frames, frame); } void meta_frames_repaint_frame (MetaFrames *frames, Window xwindow) { MetaUIFrame *frame; frame = meta_frames_lookup_window (frames, xwindow); g_assert (frame); /* repaint everything, so the other frame don't * lag behind if they are exposed */ gdk_window_process_all_updates (); } static void redraw_control (MetaFrames *frames, MetaUIFrame *frame, MetaFrameControl control) { MetaFrameGeometry fgeom; GdkRectangle *rect; meta_frames_calc_geometry (frames, frame, &fgeom); rect = control_rect (control, &fgeom); gdk_window_invalidate_rect (frame->window, rect, FALSE); } static gboolean meta_frame_titlebar_event (MetaUIFrame *frame, GdkEventButton *event, int action) { MetaFrameFlags flags; Display *display; display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()); switch (action) { case G_DESKTOP_TITLEBAR_ACTION_TOGGLE_SHADE: { meta_core_get (display, frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_END); if (flags & META_FRAME_ALLOWS_SHADE) { if (flags & META_FRAME_SHADED) meta_core_unshade (display, frame->xwindow, event->time); else meta_core_shade (display, frame->xwindow, event->time); } } break; case G_DESKTOP_TITLEBAR_ACTION_TOGGLE_MAXIMIZE: { meta_core_get (display, frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_END); if (flags & META_FRAME_ALLOWS_MAXIMIZE) { meta_core_toggle_maximize (display, frame->xwindow); } } break; case G_DESKTOP_TITLEBAR_ACTION_TOGGLE_MAXIMIZE_HORIZONTALLY: { meta_core_get (display, frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_END); if (flags & META_FRAME_ALLOWS_MAXIMIZE) { meta_core_toggle_maximize_horizontally (display, frame->xwindow); } } break; case G_DESKTOP_TITLEBAR_ACTION_TOGGLE_MAXIMIZE_VERTICALLY: { meta_core_get (display, frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_END); if (flags & META_FRAME_ALLOWS_MAXIMIZE) { meta_core_toggle_maximize_vertically (display, frame->xwindow); } } break; case G_DESKTOP_TITLEBAR_ACTION_MINIMIZE: { meta_core_get (display, frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_END); if (flags & META_FRAME_ALLOWS_MINIMIZE) { meta_core_minimize (display, frame->xwindow); } } break; case G_DESKTOP_TITLEBAR_ACTION_NONE: /* Yaay, a sane user that doesn't use that other weird crap! */ break; case G_DESKTOP_TITLEBAR_ACTION_LOWER: meta_core_user_lower_and_unfocus (display, frame->xwindow, event->time); break; case G_DESKTOP_TITLEBAR_ACTION_MENU: meta_core_show_window_menu (display, frame->xwindow, event->x_root, event->y_root, event->time); break; } return TRUE; } static gboolean meta_frame_double_click_event (MetaUIFrame *frame, GdkEventButton *event) { int action = meta_prefs_get_action_double_click_titlebar (); return meta_frame_titlebar_event (frame, event, action); } static gboolean meta_frame_middle_click_event (MetaUIFrame *frame, GdkEventButton *event) { int action = meta_prefs_get_action_middle_click_titlebar(); return meta_frame_titlebar_event (frame, event, action); } static gboolean meta_frame_right_click_event(MetaUIFrame *frame, GdkEventButton *event) { int action = meta_prefs_get_action_right_click_titlebar(); return meta_frame_titlebar_event (frame, event, action); } static gboolean meta_frames_button_press_event (GtkWidget *widget, GdkEventButton *event) { MetaUIFrame *frame; MetaFrames *frames; MetaFrameControl control; Display *display; frames = META_FRAMES (widget); display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()); /* Remember that the display may have already done something with this event. * If so there's probably a GrabOp in effect. */ frame = meta_frames_lookup_window (frames, GDK_WINDOW_XID (event->window)); if (frame == NULL) return FALSE; control = get_control (frames, frame, event->x, event->y); /* focus on click, even if click was on client area */ if (event->button == 1 && !(control == META_FRAME_CONTROL_MINIMIZE || control == META_FRAME_CONTROL_DELETE || control == META_FRAME_CONTROL_MAXIMIZE)) { meta_topic (META_DEBUG_FOCUS, "Focusing window with frame 0x%lx due to button 1 press\n", frame->xwindow); meta_core_user_focus (display, frame->xwindow, event->time); } /* don't do the rest of this if on client area */ if (control == META_FRAME_CONTROL_CLIENT_AREA) return FALSE; /* not on the frame, just passed through from client */ /* We want to shade even if we have a GrabOp, since we'll have a move grab * if we double click the titlebar. */ if (control == META_FRAME_CONTROL_TITLE && event->button == 1 && event->type == GDK_2BUTTON_PRESS) { meta_core_end_grab_op (display, event->time); return meta_frame_double_click_event (frame, event); } if (meta_core_get_grab_op (display) != META_GRAB_OP_NONE) return FALSE; /* already up to something */ if (event->button == 1 && (control == META_FRAME_CONTROL_MAXIMIZE || control == META_FRAME_CONTROL_UNMAXIMIZE || control == META_FRAME_CONTROL_MINIMIZE || control == META_FRAME_CONTROL_DELETE || control == META_FRAME_CONTROL_SHADE || control == META_FRAME_CONTROL_UNSHADE || control == META_FRAME_CONTROL_ABOVE || control == META_FRAME_CONTROL_UNABOVE || control == META_FRAME_CONTROL_STICK || control == META_FRAME_CONTROL_UNSTICK || control == META_FRAME_CONTROL_MENU)) { frames->grab_xwindow = frame->xwindow; frame->grab_button = event->button; frame->button_state = META_BUTTON_STATE_PRESSED; frame->prelit_control = control; redraw_control (frames, frame, control); if (control == META_FRAME_CONTROL_MENU) { MetaFrameGeometry fgeom; GdkRectangle *rect; int dx, dy; meta_frames_calc_geometry (frames, frame, &fgeom); rect = control_rect (META_FRAME_CONTROL_MENU, &fgeom); /* get delta to convert to root coords */ dx = event->x_root - event->x; dy = event->y_root - event->y; /* Align to the right end of the menu rectangle if RTL */ if (meta_ui_get_direction() == META_UI_DIRECTION_RTL) dx += rect->width; meta_core_show_window_menu (display, frame->xwindow, rect->x + dx, rect->y + rect->height + dy, event->time); } } else if (event->button == 1 && (control == META_FRAME_CONTROL_RESIZE_SE || control == META_FRAME_CONTROL_RESIZE_S || control == META_FRAME_CONTROL_RESIZE_SW || control == META_FRAME_CONTROL_RESIZE_NE || control == META_FRAME_CONTROL_RESIZE_N || control == META_FRAME_CONTROL_RESIZE_NW || control == META_FRAME_CONTROL_RESIZE_E || control == META_FRAME_CONTROL_RESIZE_W)) { MetaGrabOp op; op = META_GRAB_OP_NONE; switch (control) { case META_FRAME_CONTROL_RESIZE_SE: op = META_GRAB_OP_RESIZING_SE; break; case META_FRAME_CONTROL_RESIZE_S: op = META_GRAB_OP_RESIZING_S; break; case META_FRAME_CONTROL_RESIZE_SW: op = META_GRAB_OP_RESIZING_SW; break; case META_FRAME_CONTROL_RESIZE_NE: op = META_GRAB_OP_RESIZING_NE; break; case META_FRAME_CONTROL_RESIZE_N: op = META_GRAB_OP_RESIZING_N; break; case META_FRAME_CONTROL_RESIZE_NW: op = META_GRAB_OP_RESIZING_NW; break; case META_FRAME_CONTROL_RESIZE_E: op = META_GRAB_OP_RESIZING_E; break; case META_FRAME_CONTROL_RESIZE_W: op = META_GRAB_OP_RESIZING_W; break; default: g_assert_not_reached (); break; } meta_core_begin_grab_op (display, frame->xwindow, op, TRUE, TRUE, event->button, 0, event->time, event->x_root, event->y_root); } else if (control == META_FRAME_CONTROL_TITLE && event->button == 1) { MetaFrameFlags flags; meta_core_get (display, frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_END); if (flags & META_FRAME_ALLOWS_MOVE) { meta_core_begin_grab_op (display, frame->xwindow, META_GRAB_OP_MOVING, TRUE, TRUE, event->button, 0, event->time, event->x_root, event->y_root); } } else if (event->button == 2) { return meta_frame_middle_click_event (frame, event); } else if (event->button == 3) { return meta_frame_right_click_event (frame, event); } return TRUE; } static gboolean meta_frames_button_release_event (GtkWidget *widget, GdkEventButton *event) { MetaUIFrame *frame; MetaFrames *frames; Display *display; frames = META_FRAMES (widget); display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()); frame = meta_frames_lookup_window (frames, GDK_WINDOW_XID (event->window)); if (frame == NULL) return FALSE; /* We only handle the releases we handled the presses for (things * involving frame controls). Window ops that don't require a * frame are handled in the Xlib part of the code, display.c/window.c */ if (frame->xwindow == frames->grab_xwindow && ((int) event->button) == frame->grab_button && frame->button_state == META_BUTTON_STATE_PRESSED) { switch (frame->prelit_control) { case META_FRAME_CONTROL_MINIMIZE: meta_core_minimize (display, frame->xwindow); break; case META_FRAME_CONTROL_MAXIMIZE: /* Focus the window on the maximize */ meta_core_user_focus (display, frame->xwindow, event->time); meta_core_maximize (display, frame->xwindow); break; case META_FRAME_CONTROL_UNMAXIMIZE: meta_core_unmaximize (display, frame->xwindow); break; case META_FRAME_CONTROL_DELETE: meta_core_delete (display, frame->xwindow, event->time); break; case META_FRAME_CONTROL_SHADE: meta_core_shade (display, frame->xwindow, event->time); break; case META_FRAME_CONTROL_UNSHADE: meta_core_unshade (display, frame->xwindow, event->time); break; case META_FRAME_CONTROL_ABOVE: meta_core_make_above (display, frame->xwindow); break; case META_FRAME_CONTROL_UNABOVE: meta_core_unmake_above (display, frame->xwindow); break; case META_FRAME_CONTROL_STICK: meta_core_stick (display, frame->xwindow); break; case META_FRAME_CONTROL_UNSTICK: meta_core_unstick (display, frame->xwindow); break; default: break; } /* Update the prelit control regardless of what button the mouse * was released over; needed so that the new button can become * prelit so to let the user know that it can now be pressed. * :) */ MetaFrameControl control = get_control (frames, frame, event->x, event->y); meta_frames_update_prelit_control (frames, frame, control); } return TRUE; } static void meta_frames_update_prelit_control (MetaFrames *frames, MetaUIFrame *frame, MetaFrameControl control) { MetaFrameControl old_control; MetaCursor cursor; meta_verbose ("Updating prelit control from %u to %u\n", frame->prelit_control, control); cursor = META_CURSOR_DEFAULT; switch (control) { case META_FRAME_CONTROL_CLIENT_AREA: break; case META_FRAME_CONTROL_NONE: break; case META_FRAME_CONTROL_TITLE: break; case META_FRAME_CONTROL_DELETE: break; case META_FRAME_CONTROL_MENU: break; case META_FRAME_CONTROL_APPMENU: break; case META_FRAME_CONTROL_MINIMIZE: break; case META_FRAME_CONTROL_MAXIMIZE: break; case META_FRAME_CONTROL_UNMAXIMIZE: break; case META_FRAME_CONTROL_SHADE: break; case META_FRAME_CONTROL_UNSHADE: break; case META_FRAME_CONTROL_ABOVE: break; case META_FRAME_CONTROL_UNABOVE: break; case META_FRAME_CONTROL_STICK: break; case META_FRAME_CONTROL_UNSTICK: break; case META_FRAME_CONTROL_RESIZE_SE: cursor = META_CURSOR_SE_RESIZE; break; case META_FRAME_CONTROL_RESIZE_S: cursor = META_CURSOR_SOUTH_RESIZE; break; case META_FRAME_CONTROL_RESIZE_SW: cursor = META_CURSOR_SW_RESIZE; break; case META_FRAME_CONTROL_RESIZE_N: cursor = META_CURSOR_NORTH_RESIZE; break; case META_FRAME_CONTROL_RESIZE_NE: cursor = META_CURSOR_NE_RESIZE; break; case META_FRAME_CONTROL_RESIZE_NW: cursor = META_CURSOR_NW_RESIZE; break; case META_FRAME_CONTROL_RESIZE_W: cursor = META_CURSOR_WEST_RESIZE; break; case META_FRAME_CONTROL_RESIZE_E: cursor = META_CURSOR_EAST_RESIZE; break; } /* set/unset the prelight cursor */ meta_core_set_screen_cursor (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow, cursor); switch (control) { case META_FRAME_CONTROL_MENU: case META_FRAME_CONTROL_APPMENU: case META_FRAME_CONTROL_MINIMIZE: case META_FRAME_CONTROL_MAXIMIZE: case META_FRAME_CONTROL_DELETE: case META_FRAME_CONTROL_SHADE: case META_FRAME_CONTROL_UNSHADE: case META_FRAME_CONTROL_ABOVE: case META_FRAME_CONTROL_UNABOVE: case META_FRAME_CONTROL_STICK: case META_FRAME_CONTROL_UNSTICK: case META_FRAME_CONTROL_UNMAXIMIZE: /* leave control set */ break; default: /* Only prelight buttons */ control = META_FRAME_CONTROL_NONE; break; } if (control == frame->prelit_control) return; /* Save the old control so we can unprelight it */ old_control = frame->prelit_control; frame->button_state = META_BUTTON_STATE_PRELIGHT; frame->prelit_control = control; redraw_control (frames, frame, old_control); redraw_control (frames, frame, control); } static gboolean meta_frames_motion_notify_event (GtkWidget *widget, GdkEventMotion *event) { MetaUIFrame *frame; MetaFrames *frames; MetaFrameControl control; int x, y; frames = META_FRAMES (widget); frame = meta_frames_lookup_window (frames, GDK_WINDOW_XID (event->window)); if (frame == NULL) return FALSE; frames->last_motion_frame = frame; gdk_window_get_device_position (frame->window, event->device, &x, &y, NULL); control = get_control (frames, frame, x, y); if (frame->button_state == META_BUTTON_STATE_PRESSED) { /* If the user leaves the frame button, set the state * back to normal and redraw. */ if (frame->prelit_control != control) { frame->button_state = META_BUTTON_STATE_NORMAL; redraw_control (frames, frame, frame->prelit_control); } } else { /* Update prelit control and cursor */ meta_frames_update_prelit_control (frames, frame, control); } return TRUE; } static gboolean meta_frames_destroy_event (GtkWidget *widget, GdkEventAny *event) { MetaUIFrame *frame; MetaFrames *frames; frames = META_FRAMES (widget); frame = meta_frames_lookup_window (frames, GDK_WINDOW_XID (event->window)); if (frame == NULL) return FALSE; return TRUE; } static void setup_bg_cr (cairo_t *cr, GdkWindow *window, int x_offset, int y_offset) { GdkWindow *parent = gdk_window_get_parent (window); cairo_pattern_t *bg_pattern; bg_pattern = gdk_window_get_background_pattern (window); if (bg_pattern == NULL && parent) { gint window_x, window_y; gdk_window_get_position (window, &window_x, &window_y); setup_bg_cr (cr, parent, x_offset + window_x, y_offset + window_y); } else if (bg_pattern) { cairo_translate (cr, - x_offset, - y_offset); cairo_set_source (cr, bg_pattern); cairo_translate (cr, x_offset, y_offset); } } static void clip_region_to_visible_frame_border (cairo_region_t *region, MetaUIFrame *frame) { cairo_rectangle_int_t area; cairo_region_t *frame_border; MetaFrameFlags flags; MetaFrameType type; MetaFrameBorders borders; Display *display; int frame_width, frame_height; display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()); meta_core_get (display, frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_FRAME_TYPE, &type, META_CORE_GET_FRAME_WIDTH, &frame_width, META_CORE_GET_FRAME_HEIGHT, &frame_height, META_CORE_GET_END); meta_theme_get_frame_borders (meta_theme_get_current (), type, frame->text_height, flags, &borders); /* Visible frame rect */ area.x = borders.invisible.left; area.y = borders.invisible.top; area.width = frame_width - borders.invisible.left - borders.invisible.right; area.height = frame_height - borders.invisible.top - borders.invisible.bottom; frame_border = cairo_region_create_rectangle (&area); /* Client rect */ area.x += borders.visible.left; area.y += borders.visible.top; area.width -= borders.visible.left + borders.visible.right; area.height -= borders.visible.top + borders.visible.bottom; /* Visible frame border */ cairo_region_subtract_rectangle (frame_border, &area); cairo_region_intersect (region, frame_border); cairo_region_destroy (frame_border); } #define TAU (2*M_PI) /* * Draw the opaque and semi-opaque pixels of this frame into a mask. * * (0,0) in Cairo coordinates is assumed to be the top left corner of the * invisible border. * * The parts of @cr's surface in the clip region are assumed to be * initialized to fully-transparent, and the clip region is assumed to * contain the invisible border and the visible parts of the frame, but * not the client area. * * This function uses @cr to draw pixels of arbitrary color (it will * typically be drawing in a %CAIRO_FORMAT_A8 surface, so the color is * discarded anyway) with appropriate alpha values to reproduce this * frame's alpha channel, as a mask to be applied to an opaque pixmap. * * @frame: This frame * @xwindow: The X window for the frame, which has the client window as a child * @width: The width of the framed window including any invisible borders * @height: The height of the framed window including any invisible borders * @cr: Used to draw the resulting mask */ void meta_frames_get_mask (MetaFrames *frames, Window xwindow, guint width, guint height, cairo_t *cr) { MetaUIFrame *frame = meta_frames_lookup_window (frames, xwindow); float top_left, top_right, bottom_left, bottom_right; int x, y; MetaFrameBorders borders; if (frame == NULL) meta_bug ("No such frame 0x%lx\n", xwindow); cairo_save (cr); meta_ui_frame_get_borders (frames, frame, &borders); meta_ui_frame_get_corner_radiuses (frames, frame, &top_left, &top_right, &bottom_left, &bottom_right); /* top left */ x = borders.invisible.left; y = borders.invisible.top; cairo_arc (cr, x + top_left, y + top_left, top_left, 2 * TAU / 4, 3 * TAU / 4); /* top right */ x = width - borders.invisible.right - top_right; y = borders.invisible.top; cairo_arc (cr, x, y + top_right, top_right, 3 * TAU / 4, 4 * TAU / 4); /* bottom right */ x = width - borders.invisible.right - bottom_right; y = height - borders.invisible.bottom - bottom_right; cairo_arc (cr, x, y, bottom_right, 0 * TAU / 4, 1 * TAU / 4); /* bottom left */ x = borders.invisible.left; y = height - borders.invisible.bottom - bottom_left; cairo_arc (cr, x + bottom_left, y, bottom_left, 1 * TAU / 4, 2 * TAU / 4); cairo_set_source_rgba (cr, 1, 1, 1, 1); cairo_fill (cr); cairo_restore (cr); } static gboolean meta_frames_draw (GtkWidget *widget, cairo_t *cr) { MetaUIFrame *frame; MetaFrames *frames; cairo_rectangle_int_t clip; cairo_region_t *region; cairo_surface_t *target; frames = META_FRAMES (widget); target = cairo_get_target (cr); gdk_cairo_get_clip_rectangle (cr, &clip); g_assert (cairo_surface_get_type (target) == CAIRO_SURFACE_TYPE_XLIB); frame = meta_frames_lookup_window (frames, cairo_xlib_surface_get_drawable (target)); if (frame == NULL) return FALSE; region = cairo_region_create_rectangle (&clip); clip_region_to_visible_frame_border (region, frame); if (cairo_region_is_empty (region)) goto out; gdk_cairo_region (cr, region); cairo_clip (cr); cairo_save (cr); setup_bg_cr (cr, frame->window, 0, 0); cairo_paint (cr); cairo_restore (cr); meta_frames_paint (frames, frame, cr); out: cairo_region_destroy (region); return TRUE; } static void meta_frames_paint (MetaFrames *frames, MetaUIFrame *frame, cairo_t *cr) { MetaFrameFlags flags; MetaFrameType type; GdkPixbuf *mini_icon; GdkPixbuf *icon; int w, h; MetaButtonState button_states[META_BUTTON_TYPE_LAST]; int i; int button_type = -1; MetaButtonLayout button_layout; Display *display; display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()); for (i = 0; i < META_BUTTON_TYPE_LAST; i++) button_states[i] = META_BUTTON_STATE_NORMAL; /* Set prelight state */ switch (frame->prelit_control) { case META_FRAME_CONTROL_MENU: button_type = META_BUTTON_TYPE_MENU; break; case META_FRAME_CONTROL_APPMENU: button_type = META_BUTTON_TYPE_APPMENU; break; case META_FRAME_CONTROL_MINIMIZE: button_type = META_BUTTON_TYPE_MINIMIZE; break; case META_FRAME_CONTROL_MAXIMIZE: button_type = META_BUTTON_TYPE_MAXIMIZE; break; case META_FRAME_CONTROL_UNMAXIMIZE: button_type = META_BUTTON_TYPE_MAXIMIZE; break; case META_FRAME_CONTROL_SHADE: button_type = META_BUTTON_TYPE_SHADE; break; case META_FRAME_CONTROL_UNSHADE: button_type = META_BUTTON_TYPE_UNSHADE; break; case META_FRAME_CONTROL_ABOVE: button_type = META_BUTTON_TYPE_ABOVE; break; case META_FRAME_CONTROL_UNABOVE: button_type = META_BUTTON_TYPE_UNABOVE; break; case META_FRAME_CONTROL_STICK: button_type = META_BUTTON_TYPE_STICK; break; case META_FRAME_CONTROL_UNSTICK: button_type = META_BUTTON_TYPE_UNSTICK; break; case META_FRAME_CONTROL_DELETE: button_type = META_BUTTON_TYPE_CLOSE; break; default: break; } if (button_type > -1) button_states[button_type] = frame->button_state; meta_core_get (display, frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_FRAME_TYPE, &type, META_CORE_GET_MINI_ICON, &mini_icon, META_CORE_GET_ICON, &icon, META_CORE_GET_CLIENT_WIDTH, &w, META_CORE_GET_CLIENT_HEIGHT, &h, META_CORE_GET_END); meta_frames_ensure_layout (frames, frame); meta_prefs_get_button_layout (&button_layout); meta_theme_draw_frame (meta_theme_get_current (), frame->style, cr, type, flags, w, h, frame->layout, frame->text_height, &button_layout, button_states, mini_icon, icon); } static void meta_frames_set_window_background (MetaFrames *frames, MetaUIFrame *frame) { MetaFrameFlags flags; MetaFrameType type; MetaFrameStyle *style = NULL; gboolean frame_exists; meta_core_get (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow, META_CORE_WINDOW_HAS_FRAME, &frame_exists, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_FRAME_TYPE, &type, META_CORE_GET_END); if (frame_exists) { style = meta_theme_get_frame_style (meta_theme_get_current (), type, flags); } if (frame_exists && style->window_background_color != NULL) { GdkRGBA color; GdkVisual *visual; meta_color_spec_render (style->window_background_color, frame->style, &color); /* Set A in ARGB to window_background_alpha, if we have ARGB */ visual = gtk_widget_get_visual (GTK_WIDGET (frames)); if (gdk_visual_get_depth (visual) == 32) /* we have ARGB */ { color.alpha = style->window_background_alpha / 255.0; } gdk_window_set_background_rgba (frame->window, &color); } else { gtk_style_context_set_background (frame->style, frame->window); } } static gboolean meta_frames_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event) { MetaUIFrame *frame; MetaFrames *frames; MetaFrameControl control; frames = META_FRAMES (widget); frame = meta_frames_lookup_window (frames, GDK_WINDOW_XID (event->window)); if (frame == NULL) return FALSE; control = get_control (frames, frame, event->x, event->y); meta_frames_update_prelit_control (frames, frame, control); return TRUE; } static gboolean meta_frames_leave_notify_event (GtkWidget *widget, GdkEventCrossing *event) { MetaUIFrame *frame; MetaFrames *frames; frames = META_FRAMES (widget); frame = meta_frames_lookup_window (frames, GDK_WINDOW_XID (event->window)); if (frame == NULL) return FALSE; meta_frames_update_prelit_control (frames, frame, META_FRAME_CONTROL_NONE); return TRUE; } static GdkRectangle* control_rect (MetaFrameControl control, MetaFrameGeometry *fgeom) { GdkRectangle *rect; rect = NULL; switch (control) { case META_FRAME_CONTROL_TITLE: rect = &fgeom->title_rect; break; case META_FRAME_CONTROL_DELETE: rect = &fgeom->close_rect.visible; break; case META_FRAME_CONTROL_MENU: rect = &fgeom->menu_rect.visible; break; case META_FRAME_CONTROL_APPMENU: rect = &fgeom->appmenu_rect.visible; break; case META_FRAME_CONTROL_MINIMIZE: rect = &fgeom->min_rect.visible; break; case META_FRAME_CONTROL_MAXIMIZE: case META_FRAME_CONTROL_UNMAXIMIZE: rect = &fgeom->max_rect.visible; break; case META_FRAME_CONTROL_SHADE: rect = &fgeom->shade_rect.visible; break; case META_FRAME_CONTROL_UNSHADE: rect = &fgeom->unshade_rect.visible; break; case META_FRAME_CONTROL_ABOVE: rect = &fgeom->above_rect.visible; break; case META_FRAME_CONTROL_UNABOVE: rect = &fgeom->unabove_rect.visible; break; case META_FRAME_CONTROL_STICK: rect = &fgeom->stick_rect.visible; break; case META_FRAME_CONTROL_UNSTICK: rect = &fgeom->unstick_rect.visible; break; case META_FRAME_CONTROL_RESIZE_SE: break; case META_FRAME_CONTROL_RESIZE_S: break; case META_FRAME_CONTROL_RESIZE_SW: break; case META_FRAME_CONTROL_RESIZE_N: break; case META_FRAME_CONTROL_RESIZE_NE: break; case META_FRAME_CONTROL_RESIZE_NW: break; case META_FRAME_CONTROL_RESIZE_W: break; case META_FRAME_CONTROL_RESIZE_E: break; case META_FRAME_CONTROL_NONE: break; case META_FRAME_CONTROL_CLIENT_AREA: break; } return rect; } #define TOP_RESIZE_HEIGHT 4 #define CORNER_SIZE_MULT 2 static MetaFrameControl get_control (MetaFrames *frames, MetaUIFrame *frame, int x, int y) { MetaFrameGeometry fgeom; MetaFrameFlags flags; MetaFrameType type; gboolean has_vert, has_horiz; gboolean has_north_resize; cairo_rectangle_int_t client; meta_frames_calc_geometry (frames, frame, &fgeom); get_client_rect (&fgeom, fgeom.width, fgeom.height, &client); if (POINT_IN_RECT (x, y, client)) return META_FRAME_CONTROL_CLIENT_AREA; if (POINT_IN_RECT (x, y, fgeom.close_rect.clickable)) return META_FRAME_CONTROL_DELETE; if (POINT_IN_RECT (x, y, fgeom.min_rect.clickable)) return META_FRAME_CONTROL_MINIMIZE; if (POINT_IN_RECT (x, y, fgeom.menu_rect.clickable)) return META_FRAME_CONTROL_MENU; if (POINT_IN_RECT (x, y, fgeom.appmenu_rect.clickable)) return META_FRAME_CONTROL_APPMENU; meta_core_get (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow, META_CORE_GET_FRAME_FLAGS, &flags, META_CORE_GET_FRAME_TYPE, &type, META_CORE_GET_END); has_north_resize = (type != META_FRAME_TYPE_ATTACHED); has_vert = (flags & META_FRAME_ALLOWS_VERTICAL_RESIZE) != 0; has_horiz = (flags & META_FRAME_ALLOWS_HORIZONTAL_RESIZE) != 0; if (POINT_IN_RECT (x, y, fgeom.title_rect)) { if (has_vert && y <= TOP_RESIZE_HEIGHT && has_north_resize) return META_FRAME_CONTROL_RESIZE_N; else return META_FRAME_CONTROL_TITLE; } if (POINT_IN_RECT (x, y, fgeom.max_rect.clickable)) { if (flags & META_FRAME_MAXIMIZED) return META_FRAME_CONTROL_UNMAXIMIZE; else return META_FRAME_CONTROL_MAXIMIZE; } if (POINT_IN_RECT (x, y, fgeom.shade_rect.clickable)) { return META_FRAME_CONTROL_SHADE; } if (POINT_IN_RECT (x, y, fgeom.unshade_rect.clickable)) { return META_FRAME_CONTROL_UNSHADE; } if (POINT_IN_RECT (x, y, fgeom.above_rect.clickable)) { return META_FRAME_CONTROL_ABOVE; } if (POINT_IN_RECT (x, y, fgeom.unabove_rect.clickable)) { return META_FRAME_CONTROL_UNABOVE; } if (POINT_IN_RECT (x, y, fgeom.stick_rect.clickable)) { return META_FRAME_CONTROL_STICK; } if (POINT_IN_RECT (x, y, fgeom.unstick_rect.clickable)) { return META_FRAME_CONTROL_UNSTICK; } /* South resize always has priority over north resize, * in case of overlap. */ if (y >= (fgeom.height - fgeom.borders.total.bottom * CORNER_SIZE_MULT) && x >= (fgeom.width - fgeom.borders.total.right * CORNER_SIZE_MULT)) { if (has_vert && has_horiz) return META_FRAME_CONTROL_RESIZE_SE; else if (has_vert) return META_FRAME_CONTROL_RESIZE_S; else if (has_horiz) return META_FRAME_CONTROL_RESIZE_E; } else if (y >= (fgeom.height - fgeom.borders.total.bottom * CORNER_SIZE_MULT) && x <= fgeom.borders.total.left * CORNER_SIZE_MULT) { if (has_vert && has_horiz) return META_FRAME_CONTROL_RESIZE_SW; else if (has_vert) return META_FRAME_CONTROL_RESIZE_S; else if (has_horiz) return META_FRAME_CONTROL_RESIZE_W; } else if (y < (fgeom.borders.invisible.top * CORNER_SIZE_MULT) && x <= (fgeom.borders.total.left * CORNER_SIZE_MULT) && has_north_resize) { if (has_vert && has_horiz) return META_FRAME_CONTROL_RESIZE_NW; else if (has_vert) return META_FRAME_CONTROL_RESIZE_N; else if (has_horiz) return META_FRAME_CONTROL_RESIZE_W; } else if (y < (fgeom.borders.invisible.top * CORNER_SIZE_MULT) && x >= (fgeom.width - fgeom.borders.total.right * CORNER_SIZE_MULT) && has_north_resize) { if (has_vert && has_horiz) return META_FRAME_CONTROL_RESIZE_NE; else if (has_vert) return META_FRAME_CONTROL_RESIZE_N; else if (has_horiz) return META_FRAME_CONTROL_RESIZE_E; } else if (y < (fgeom.borders.invisible.top + TOP_RESIZE_HEIGHT)) { if (has_vert && has_north_resize) return META_FRAME_CONTROL_RESIZE_N; } else if (y >= (fgeom.height - fgeom.borders.total.bottom)) { if (has_vert) return META_FRAME_CONTROL_RESIZE_S; } else if (x <= fgeom.borders.total.left) { if (has_horiz) return META_FRAME_CONTROL_RESIZE_W; } else if (x >= (fgeom.width - fgeom.borders.total.right)) { if (has_horiz) return META_FRAME_CONTROL_RESIZE_E; } if (y >= fgeom.borders.total.top) return META_FRAME_CONTROL_NONE; else return META_FRAME_CONTROL_TITLE; } static void invalidate_whole_window (MetaFrames *frames, MetaUIFrame *frame) { gdk_window_invalidate_rect (frame->window, NULL, FALSE); }