/* Metacity window frame manager widget */ /* * Copyright (C) 2001 Havoc Pennington * * 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, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA * 02111-1307, USA. */ #include #include "frames.h" #include "util.h" #include "core.h" #include "menu.h" #include "fixedtip.h" #include "theme.h" #include "prefs.h" #ifdef HAVE_SHAPE #include #endif #define DEFAULT_INNER_BUTTON_BORDER 3 static void meta_frames_class_init (MetaFramesClass *klass); static void meta_frames_init (MetaFrames *frames); static void meta_frames_destroy (GtkObject *object); static void meta_frames_finalize (GObject *object); static void meta_frames_style_set (GtkWidget *widget, GtkStyle *prev_style); static void meta_frames_realize (GtkWidget *widget); static void meta_frames_unrealize (GtkWidget *widget); 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_expose_event (GtkWidget *widget, GdkEventExpose *event); 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_paint_to_drawable (MetaFrames *frames, MetaUIFrame *frame, GdkDrawable *drawable, GdkRegion *region); 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 GdkRectangle* control_rect (MetaFrameControl control, MetaFrameGeometry *fgeom); static MetaFrameControl get_control (MetaFrames *frames, MetaUIFrame *frame, int x, int y); static void clear_tip (MetaFrames *frames); static GtkWidgetClass *parent_class = NULL; GtkType meta_frames_get_type (void) { static GtkType frames_type = 0; if (!frames_type) { static const GtkTypeInfo frames_info = { "MetaFrames", sizeof (MetaFrames), sizeof (MetaFramesClass), (GtkClassInitFunc) meta_frames_class_init, (GtkObjectInitFunc) meta_frames_init, /* reserved_1 */ NULL, /* reserved_2 */ NULL, (GtkClassInitFunc) NULL, }; frames_type = gtk_type_unique (GTK_TYPE_WINDOW, &frames_info); } return frames_type; } static void meta_frames_class_init (MetaFramesClass *class) { GObjectClass *gobject_class; GtkObjectClass *object_class; GtkWidgetClass *widget_class; gobject_class = G_OBJECT_CLASS (class); object_class = (GtkObjectClass*) class; widget_class = (GtkWidgetClass*) class; parent_class = g_type_class_peek_parent (class); gobject_class->finalize = meta_frames_finalize; object_class->destroy = meta_frames_destroy; widget_class->style_set = meta_frames_style_set; widget_class->realize = meta_frames_realize; widget_class->unrealize = meta_frames_unrealize; widget_class->expose_event = meta_frames_expose_event; 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 G_SIZEOF_LONG > 4 return (guint) (val ^ (val >> 32)); #else return val; #endif } static void font_changed_callback (MetaPreference pref, void *data) { if (pref == META_PREF_TITLEBAR_FONT) { meta_frames_font_changed (META_FRAMES (data)); } } static void meta_frames_init (MetaFrames *frames) { GTK_WINDOW (frames)->type = GTK_WINDOW_POPUP; frames->text_heights = g_hash_table_new (g_int_hash, g_int_equal); frames->frames = g_hash_table_new (unsigned_long_hash, unsigned_long_equal); frames->tooltip_timeout = 0; frames->expose_delay_count = 0; gtk_widget_set_double_buffered (GTK_WIDGET (frames), FALSE); meta_prefs_add_listener (font_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 (GtkObject *object) { GSList *winlist; GSList *tmp; MetaFrames *frames; frames = META_FRAMES (object); clear_tip (frames); winlist = NULL; g_hash_table_foreach (frames->frames, listify_func, &winlist); /* Unmanage all frames */ tmp = winlist; while (tmp != NULL) { MetaUIFrame *frame; frame = tmp->data; meta_frames_unmanage_window (frames, frame->xwindow); tmp = tmp->next; } g_slist_free (winlist); GTK_OBJECT_CLASS (parent_class)->destroy (object); } static void meta_frames_finalize (GObject *object) { MetaFrames *frames; frames = META_FRAMES (object); meta_prefs_remove_listener (font_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 (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. */ gtk_style_set_background (GTK_WIDGET (frames)->style, frame->window, GTK_STATE_NORMAL); gdk_window_invalidate_rect (frame->window, NULL, FALSE); meta_core_queue_frame_resize (gdk_display, 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 (g_int_hash, g_int_equal); } /* Queue a draw/resize on all frames */ g_hash_table_foreach (frames->frames, queue_recalc_func, frames); } static void meta_frames_style_set (GtkWidget *widget, GtkStyle *prev_style) { MetaFrames *frames; frames = META_FRAMES (widget); meta_frames_font_changed (frames); GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style); } static void meta_frames_ensure_layout (MetaFrames *frames, MetaUIFrame *frame) { GtkWidget *widget; MetaFrameFlags flags; MetaFrameType type; MetaFrameStyle *style; g_return_if_fail (GTK_WIDGET_REALIZED (frames)); widget = GTK_WIDGET (frames); flags = meta_core_get_frame_flags (gdk_display, frame->xwindow); type = meta_core_get_frame_type (gdk_display, frame->xwindow); 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); 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, &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, &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; meta_core_get_client_size (gdk_display, frame->xwindow, &width, &height); flags = meta_core_get_frame_flags (gdk_display, frame->xwindow); type = meta_core_get_frame_type (gdk_display, frame->xwindow); meta_frames_ensure_layout (frames, frame); meta_theme_calc_geometry (meta_theme_get_current (), type, frame->text_height, flags, width, height, fgeom); } MetaFrames* meta_frames_new (int screen_number) { #ifdef HAVE_GTK_MULTIHEAD GdkScreen *screen; screen = gdk_display_get_screen (gdk_display_get_default (), screen_number); return g_object_new (META_TYPE_FRAMES, "screen", screen, NULL); #else return g_object_new (META_TYPE_FRAMES, NULL); #endif } void meta_frames_manage_window (MetaFrames *frames, Window xwindow) { MetaUIFrame *frame; frame = g_new (MetaUIFrame, 1); frame->window = gdk_window_foreign_new (xwindow); if (frame->window == NULL) { g_free (frame); meta_bug ("Frame 0x%lx doesn't exist\n", xwindow); return; } gdk_window_set_user_data (frame->window, frames); /* 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->expose_delayed = FALSE; frame->prelit_control = META_FRAME_CONTROL_NONE; meta_core_grab_buttons (gdk_display, frame->xwindow); g_hash_table_replace (frames->frames, &frame->xwindow, frame); } void meta_frames_unmanage_window (MetaFrames *frames, Window xwindow) { MetaUIFrame *frame; clear_tip (frames); frame = g_hash_table_lookup (frames->frames, &xwindow); if (frame) { /* restore the cursor */ meta_core_set_screen_cursor (gdk_display, 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 (G_OBJECT (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 void meta_frames_realize (GtkWidget *widget) { MetaFrames *frames; frames = META_FRAMES (widget); if (GTK_WIDGET_CLASS (parent_class)->realize) GTK_WIDGET_CLASS (parent_class)->realize (widget); } static void meta_frames_unrealize (GtkWidget *widget) { MetaFrames *frames; frames = META_FRAMES (widget); if (GTK_WIDGET_CLASS (parent_class)->unrealize) GTK_WIDGET_CLASS (parent_class)->unrealize (widget); } static MetaUIFrame* meta_frames_lookup_window (MetaFrames *frames, Window xwindow) { MetaUIFrame *frame; frame = g_hash_table_lookup (frames->frames, &xwindow); return frame; } void meta_frames_get_geometry (MetaFrames *frames, Window xwindow, int *top_height, int *bottom_height, int *left_width, int *right_width) { MetaFrameFlags flags; MetaUIFrame *frame; MetaFrameType type; frame = meta_frames_lookup_window (frames, xwindow); if (frame == NULL) meta_bug ("No such frame 0x%lx\n", xwindow); flags = meta_core_get_frame_flags (gdk_display, frame->xwindow); type = meta_core_get_frame_type (gdk_display, frame->xwindow); 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, top_height, bottom_height, left_width, right_width); } void meta_frames_reset_bg (MetaFrames *frames, Window xwindow) { GtkWidget *widget; MetaUIFrame *frame; widget = GTK_WIDGET (frames); frame = meta_frames_lookup_window (frames, xwindow); gtk_style_set_background (widget->style, frame->window, GTK_STATE_NORMAL); } 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) { GtkWidget *widget; MetaUIFrame *frame; widget = GTK_WIDGET (frames); frame = meta_frames_lookup_window (frames, xwindow); g_return_if_fail (frame != NULL); #if 0 pixmap = gdk_pixmap_new (frame->window, width, height, -1); /* Oops, no way to get the background here */ meta_frames_paint_to_drawable (frames, frame, pixmap); #endif set_background_none (gdk_display, frame->xwindow); } void meta_frames_apply_shapes (MetaFrames *frames, Window xwindow, int new_window_width, int new_window_height) { #ifdef HAVE_SHAPE /* Apply shapes as if window had new_window_width, new_window_height */ GtkWidget *widget; MetaUIFrame *frame; MetaFrameGeometry fgeom; XRectangle xrect; Region corners_xregion; Region window_xregion; widget = GTK_WIDGET (frames); frame = meta_frames_lookup_window (frames, xwindow); g_return_if_fail (frame != NULL); meta_frames_calc_geometry (frames, frame, &fgeom); if (!(fgeom.top_left_corner_rounded || fgeom.top_right_corner_rounded || fgeom.bottom_left_corner_rounded || fgeom.bottom_right_corner_rounded)) { XShapeCombineMask (gdk_display, frame->xwindow, ShapeBounding, 0, 0, None, ShapeSet); return; /* nothing to do */ } corners_xregion = XCreateRegion (); if (fgeom.top_left_corner_rounded) { xrect.x = 0; xrect.y = 0; xrect.width = 5; xrect.height = 1; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = 1; xrect.width = 3; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = 2; xrect.width = 2; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = 3; xrect.width = 1; xrect.height = 2; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); } if (fgeom.top_right_corner_rounded) { xrect.x = new_window_width - 5; xrect.y = 0; xrect.width = 5; xrect.height = 1; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = 1; xrect.x = new_window_width - 3; xrect.width = 3; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = 2; xrect.x = new_window_width - 2; xrect.width = 2; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = 3; xrect.x = new_window_width - 1; xrect.width = 1; xrect.height = 2; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); } if (fgeom.bottom_left_corner_rounded) { xrect.x = 0; xrect.y = new_window_height - 1; xrect.width = 5; xrect.height = 1; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = new_window_height - 2; xrect.width = 3; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = new_window_height - 3; xrect.width = 2; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = new_window_height - 5; xrect.width = 1; xrect.height = 2; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); } if (fgeom.bottom_right_corner_rounded) { xrect.x = new_window_width - 5; xrect.y = new_window_height - 1; xrect.width = 5; xrect.height = 1; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = new_window_height - 2; xrect.x = new_window_width - 3; xrect.width = 3; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = new_window_height - 3; xrect.x = new_window_width - 2; xrect.width = 2; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); xrect.y = new_window_height - 5; xrect.x = new_window_width - 1; xrect.width = 1; xrect.height = 2; XUnionRectWithRegion (&xrect, corners_xregion, corners_xregion); } window_xregion = XCreateRegion (); xrect.x = 0; xrect.y = 0; xrect.width = new_window_width; xrect.height = new_window_height; XUnionRectWithRegion (&xrect, window_xregion, window_xregion); XSubtractRegion (window_xregion, corners_xregion, window_xregion); XShapeCombineRegion (gdk_display, frame->xwindow, ShapeBounding, 0, 0, window_xregion, ShapeSet); XDestroyRegion (window_xregion); XDestroyRegion (corners_xregion); #endif } void meta_frames_queue_draw (MetaFrames *frames, Window xwindow) { GtkWidget *widget; MetaUIFrame *frame; widget = GTK_WIDGET (frames); frame = meta_frames_lookup_window (frames, xwindow); gdk_window_invalidate_rect (frame->window, NULL, FALSE); } void meta_frames_set_title (MetaFrames *frames, Window xwindow, const char *title) { GtkWidget *widget; MetaUIFrame *frame; widget = GTK_WIDGET (frames); 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; } gdk_window_invalidate_rect (frame->window, NULL, FALSE); } void meta_frames_repaint_frame (MetaFrames *frames, Window xwindow) { GtkWidget *widget; MetaUIFrame *frame; widget = GTK_WIDGET (frames); frame = meta_frames_lookup_window (frames, xwindow); g_assert (frame); gdk_window_process_updates (frame->window, TRUE); } static void show_tip_now (MetaFrames *frames) { const char *tiptext; MetaUIFrame *frame; int x, y, root_x, root_y; Window root, child; guint mask; MetaFrameControl control; frame = frames->last_motion_frame; if (frame == NULL) return; XQueryPointer (gdk_display, frame->xwindow, &root, &child, &root_x, &root_y, &x, &y, &mask); control = get_control (frames, frame, x, y); tiptext = NULL; switch (control) { case META_FRAME_CONTROL_TITLE: break; case META_FRAME_CONTROL_DELETE: tiptext = _("Close Window"); break; case META_FRAME_CONTROL_MENU: tiptext = _("Window Menu"); break; case META_FRAME_CONTROL_MINIMIZE: tiptext = _("Minimize Window"); break; case META_FRAME_CONTROL_MAXIMIZE: tiptext = _("Maximize Window"); break; case META_FRAME_CONTROL_UNMAXIMIZE: tiptext = _("Unmaximize Window"); 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; } if (tiptext) { MetaFrameGeometry fgeom; GdkRectangle *rect; int dx, dy; int screen_number; meta_frames_calc_geometry (frames, frame, &fgeom); rect = control_rect (control, &fgeom); /* get conversion delta for root-to-frame coords */ dx = root_x - x; dy = root_y - y; #ifdef HAVE_GTK_MULTIHEAD screen_number = gdk_screen_get_number (gtk_widget_get_screen (GTK_WIDGET (frames))); #else screen_number = DefaultScreen (gdk_display); #endif meta_fixed_tip_show (gdk_display, screen_number, rect->x + dx, rect->y + rect->height + 2 + dy, tiptext); } } static gboolean tip_timeout_func (gpointer data) { MetaFrames *frames; frames = data; show_tip_now (frames); return FALSE; } #define TIP_DELAY 450 static void queue_tip (MetaFrames *frames) { clear_tip (frames); frames->tooltip_timeout = g_timeout_add (TIP_DELAY, tip_timeout_func, frames); } static void clear_tip (MetaFrames *frames) { if (frames->tooltip_timeout) { g_source_remove (frames->tooltip_timeout); frames->tooltip_timeout = 0; } meta_fixed_tip_hide (); } 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 point_in_control (MetaFrames *frames, MetaUIFrame *frame, MetaFrameControl control, int x, int y) { return control == get_control (frames, frame, x, y); } static gboolean meta_frames_button_press_event (GtkWidget *widget, GdkEventButton *event) { MetaUIFrame *frame; MetaFrames *frames; MetaFrameControl control; frames = META_FRAMES (widget); /* 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; clear_tip (frames); control = get_control (frames, frame, event->x, event->y); /* raise/focus on click, even if click was on client area */ if (event->button == 1 && !(control == META_FRAME_CONTROL_MINIMIZE || control == META_FRAME_CONTROL_DELETE)) { meta_core_user_raise (gdk_display, frame->xwindow); meta_topic (META_DEBUG_FOCUS, "Focusing window with frame 0x%lx due to button 1 press\n", frame->xwindow); meta_core_user_focus (gdk_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) { MetaFrameFlags flags; flags = meta_core_get_frame_flags (gdk_display, frame->xwindow); if (flags & META_FRAME_ALLOWS_SHADE) { if (flags & META_FRAME_SHADED) meta_core_unshade (gdk_display, frame->xwindow); else meta_core_shade (gdk_display, frame->xwindow); } return TRUE; } if (meta_core_get_grab_op (gdk_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_MENU)) { MetaGrabOp op = META_GRAB_OP_NONE; switch (control) { case META_FRAME_CONTROL_MINIMIZE: op = META_GRAB_OP_CLICKING_MINIMIZE; break; case META_FRAME_CONTROL_MAXIMIZE: op = META_GRAB_OP_CLICKING_MAXIMIZE; break; case META_FRAME_CONTROL_UNMAXIMIZE: op = META_GRAB_OP_CLICKING_UNMAXIMIZE; break; case META_FRAME_CONTROL_DELETE: op = META_GRAB_OP_CLICKING_DELETE; break; case META_FRAME_CONTROL_MENU: op = META_GRAB_OP_CLICKING_MENU; break; default: g_assert_not_reached (); break; } meta_core_begin_grab_op (gdk_display, frame->xwindow, op, TRUE, event->button, 0, event->time, event->x_root, event->y_root); redraw_control (frames, frame, control); if (op == META_GRAB_OP_CLICKING_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; meta_core_show_window_menu (gdk_display, frame->xwindow, rect->x + dx, rect->y + rect->height + dy, event->button, 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 (gdk_display, frame->xwindow, op, TRUE, event->button, 0, event->time, event->x_root, event->y_root); } else if ((control == META_FRAME_CONTROL_TITLE || control == META_FRAME_CONTROL_NONE) && event->button == 1) { MetaFrameFlags flags; flags = meta_core_get_frame_flags (gdk_display, frame->xwindow); if (flags & META_FRAME_ALLOWS_MOVE) { meta_core_begin_grab_op (gdk_display, frame->xwindow, META_GRAB_OP_MOVING, TRUE, event->button, 0, event->time, event->x_root, event->y_root); } } else if (event->button == 3) { meta_core_show_window_menu (gdk_display, frame->xwindow, event->x_root, event->y_root, event->button, event->time); } return TRUE; } void meta_frames_notify_menu_hide (MetaFrames *frames) { if (meta_core_get_grab_op (gdk_display) == META_GRAB_OP_CLICKING_MENU) { Window grab_frame; grab_frame = meta_core_get_grab_frame (gdk_display); if (grab_frame != None) { MetaUIFrame *frame; frame = meta_frames_lookup_window (frames, grab_frame); if (frame) { redraw_control (frames, frame, META_FRAME_CONTROL_MENU); meta_core_end_grab_op (gdk_display, CurrentTime); } } } } static gboolean meta_frames_button_release_event (GtkWidget *widget, GdkEventButton *event) { MetaUIFrame *frame; MetaFrames *frames; MetaGrabOp op; frames = META_FRAMES (widget); frame = meta_frames_lookup_window (frames, GDK_WINDOW_XID (event->window)); if (frame == NULL) return FALSE; clear_tip (frames); op = meta_core_get_grab_op (gdk_display); if (op == META_GRAB_OP_NONE) 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 == meta_core_get_grab_frame (gdk_display) && ((int) event->button) == meta_core_get_grab_button (gdk_display)) { gboolean end_grab; end_grab = FALSE; switch (op) { case META_GRAB_OP_CLICKING_MINIMIZE: if (point_in_control (frames, frame, META_FRAME_CONTROL_MINIMIZE, event->x, event->y)) meta_core_minimize (gdk_display, frame->xwindow); redraw_control (frames, frame, META_FRAME_CONTROL_MINIMIZE); end_grab = TRUE; break; case META_GRAB_OP_CLICKING_MAXIMIZE: if (point_in_control (frames, frame, META_FRAME_CONTROL_MAXIMIZE, event->x, event->y)) meta_core_maximize (gdk_display, frame->xwindow); redraw_control (frames, frame, META_FRAME_CONTROL_MAXIMIZE); end_grab = TRUE; break; case META_GRAB_OP_CLICKING_UNMAXIMIZE: if (point_in_control (frames, frame, META_FRAME_CONTROL_UNMAXIMIZE, event->x, event->y)) meta_core_unmaximize (gdk_display, frame->xwindow); redraw_control (frames, frame, META_FRAME_CONTROL_MAXIMIZE); end_grab = TRUE; break; case META_GRAB_OP_CLICKING_DELETE: if (point_in_control (frames, frame, META_FRAME_CONTROL_DELETE, event->x, event->y)) meta_core_delete (gdk_display, frame->xwindow, event->time); redraw_control (frames, frame, META_FRAME_CONTROL_DELETE); end_grab = TRUE; break; case META_GRAB_OP_CLICKING_MENU: redraw_control (frames, frame, META_FRAME_CONTROL_MENU); end_grab = TRUE; break; default: break; } if (end_grab) meta_core_end_grab_op (gdk_display, event->time); } 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 %d to %d\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_MINIMIZE: break; case META_FRAME_CONTROL_MAXIMIZE: break; case META_FRAME_CONTROL_UNMAXIMIZE: 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, frame->xwindow, cursor); switch (control) { case META_FRAME_CONTROL_MENU: case META_FRAME_CONTROL_MINIMIZE: case META_FRAME_CONTROL_MAXIMIZE: case META_FRAME_CONTROL_DELETE: 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->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; frames = META_FRAMES (widget); frame = meta_frames_lookup_window (frames, GDK_WINDOW_XID (event->window)); if (frame == NULL) return FALSE; clear_tip (frames); frames->last_motion_frame = frame; switch (meta_core_get_grab_op (gdk_display)) { case META_GRAB_OP_CLICKING_MENU: case META_GRAB_OP_CLICKING_DELETE: case META_GRAB_OP_CLICKING_MINIMIZE: case META_GRAB_OP_CLICKING_MAXIMIZE: case META_GRAB_OP_CLICKING_UNMAXIMIZE: break; case META_GRAB_OP_NONE: { MetaFrameControl control; int x, y; gdk_window_get_pointer (frame->window, &x, &y, NULL); control = get_control (frames, frame, x, y); /* Update prelit control and cursor */ meta_frames_update_prelit_control (frames, frame, control); queue_tip (frames); } break; default: break; } 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 gboolean meta_frames_expose_event (GtkWidget *widget, GdkEventExpose *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; if (frames->expose_delay_count > 0) { /* Redraw this entire frame later */ frame->expose_delayed = TRUE; return TRUE; } meta_frames_paint_to_drawable (frames, frame, frame->window, event->region); return TRUE; } static void meta_frames_paint_to_drawable (MetaFrames *frames, MetaUIFrame *frame, GdkDrawable *drawable, GdkRegion *region) { GtkWidget *widget; MetaFrameFlags flags; MetaFrameType type; GdkPixbuf *mini_icon; GdkPixbuf *icon; int w, h; MetaButtonState button_states[META_BUTTON_TYPE_LAST]; Window grab_frame; int i; int top, bottom, left, right; GdkRegion *edges; GdkRegion *tmp_region; GdkRectangle area; GdkRectangle *areas; int n_areas; int screen_width, screen_height; widget = GTK_WIDGET (frames); i = 0; while (i < META_BUTTON_TYPE_LAST) { button_states[i] = META_BUTTON_STATE_NORMAL; ++i; } /* Set prelight state */ switch (frame->prelit_control) { case META_FRAME_CONTROL_MENU: button_states[META_BUTTON_TYPE_MENU] = META_BUTTON_STATE_PRELIGHT; break; case META_FRAME_CONTROL_MINIMIZE: button_states[META_BUTTON_TYPE_MINIMIZE] = META_BUTTON_STATE_PRELIGHT; break; case META_FRAME_CONTROL_MAXIMIZE: case META_FRAME_CONTROL_UNMAXIMIZE: button_states[META_BUTTON_TYPE_MAXIMIZE] = META_BUTTON_STATE_PRELIGHT; break; case META_FRAME_CONTROL_DELETE: button_states[META_BUTTON_TYPE_CLOSE] = META_BUTTON_STATE_PRELIGHT; break; default: break; } grab_frame = meta_core_get_grab_frame (gdk_display); if (frame->xwindow == grab_frame) { switch (meta_core_get_grab_op (gdk_display)) { case META_GRAB_OP_CLICKING_MENU: button_states[META_BUTTON_TYPE_MENU] = META_BUTTON_STATE_PRESSED; break; case META_GRAB_OP_CLICKING_DELETE: button_states[META_BUTTON_TYPE_CLOSE] = META_BUTTON_STATE_PRESSED; break; case META_GRAB_OP_CLICKING_MAXIMIZE: case META_GRAB_OP_CLICKING_UNMAXIMIZE: button_states[META_BUTTON_TYPE_MAXIMIZE] = META_BUTTON_STATE_PRESSED; break; case META_GRAB_OP_CLICKING_MINIMIZE: button_states[META_BUTTON_TYPE_MINIMIZE] = META_BUTTON_STATE_PRESSED; break; default: break; } } /* Map button function states to button position states */ button_states[META_BUTTON_TYPE_LEFT_LEFT_BACKGROUND] = button_states[META_BUTTON_TYPE_MENU]; button_states[META_BUTTON_TYPE_LEFT_MIDDLE_BACKGROUND] = META_BUTTON_STATE_NORMAL; button_states[META_BUTTON_TYPE_LEFT_RIGHT_BACKGROUND] = META_BUTTON_STATE_NORMAL; button_states[META_BUTTON_TYPE_RIGHT_LEFT_BACKGROUND] = button_states[META_BUTTON_TYPE_MINIMIZE]; button_states[META_BUTTON_TYPE_RIGHT_MIDDLE_BACKGROUND] = button_states[META_BUTTON_TYPE_MAXIMIZE]; button_states[META_BUTTON_TYPE_RIGHT_RIGHT_BACKGROUND] = button_states[META_BUTTON_TYPE_CLOSE]; flags = meta_core_get_frame_flags (gdk_display, frame->xwindow); type = meta_core_get_frame_type (gdk_display, frame->xwindow); mini_icon = meta_core_get_mini_icon (gdk_display, frame->xwindow); icon = meta_core_get_icon (gdk_display, frame->xwindow); meta_core_get_client_size (gdk_display, frame->xwindow, &w, &h); meta_frames_ensure_layout (frames, frame); meta_theme_get_frame_borders (meta_theme_get_current (), type, frame->text_height, flags, &top, &bottom, &left, &right); /* Repaint each side of the frame */ edges = gdk_region_copy (region); /* Punch out the client area */ area.x = left; area.y = top; area.width = w; area.height = h; tmp_region = gdk_region_rectangle (&area); gdk_region_subtract (edges, tmp_region); gdk_region_destroy (tmp_region); /* Chop off stuff outside the screen; this optimization * is crucial to handle huge client windows, * like "xterm -geometry 1000x1000" */ meta_core_get_frame_extents (gdk_display, frame->xwindow, &area.x, &area.y, &area.width, &area.height); meta_core_get_screen_size (gdk_display, frame->xwindow, &screen_width, &screen_height); if ((area.x + area.width) > screen_width) area.width = screen_width - area.x; if (area.width < 0) area.width = 0; if ((area.y + area.height) > screen_height) area.height = screen_height - area.y; if (area.height < 0) area.height = 0; area.x = 0; /* make relative to frame rather than screen */ area.y = 0; tmp_region = gdk_region_rectangle (&area); gdk_region_intersect (edges, tmp_region); gdk_region_destroy (tmp_region); /* Now draw remaining portion of region */ gdk_region_get_rectangles (edges, &areas, &n_areas); i = 0; while (i < n_areas) { if (GDK_IS_WINDOW (drawable)) gdk_window_begin_paint_rect (drawable, &areas[i]); meta_theme_draw_frame (meta_theme_get_current (), widget, drawable, &areas[i], 0, 0, type, flags, w, h, frame->layout, frame->text_height, button_states, mini_icon, icon); if (GDK_IS_WINDOW (drawable)) gdk_window_end_paint (drawable); ++i; } gdk_region_destroy (edges); g_free (areas); } 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); clear_tip (frames); 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; break; case META_FRAME_CONTROL_MENU: rect = &fgeom->menu_rect; break; case META_FRAME_CONTROL_MINIMIZE: rect = &fgeom->min_rect; break; case META_FRAME_CONTROL_MAXIMIZE: case META_FRAME_CONTROL_UNMAXIMIZE: rect = &fgeom->max_rect; 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 RESIZE_EXTENDS 15 #define TOP_RESIZE_HEIGHT 2 static MetaFrameControl get_control (MetaFrames *frames, MetaUIFrame *frame, int x, int y) { MetaFrameGeometry fgeom; MetaFrameFlags flags; gboolean has_vert, has_horiz; GdkRectangle client; meta_frames_calc_geometry (frames, frame, &fgeom); client.x = fgeom.left_width; client.y = fgeom.top_height; client.width = fgeom.width - fgeom.left_width - fgeom.right_width; client.height = fgeom.height - fgeom.top_height - fgeom.bottom_height; if (POINT_IN_RECT (x, y, client)) return META_FRAME_CONTROL_CLIENT_AREA; if (POINT_IN_RECT (x, y, fgeom.close_rect)) return META_FRAME_CONTROL_DELETE; if (POINT_IN_RECT (x, y, fgeom.min_rect)) return META_FRAME_CONTROL_MINIMIZE; if (POINT_IN_RECT (x, y, fgeom.menu_rect)) return META_FRAME_CONTROL_MENU; if (POINT_IN_RECT (x, y, fgeom.title_rect)) { if (y <= TOP_RESIZE_HEIGHT) return META_FRAME_CONTROL_RESIZE_N; else return META_FRAME_CONTROL_TITLE; } flags = meta_core_get_frame_flags (gdk_display, frame->xwindow); if (POINT_IN_RECT (x, y, fgeom.max_rect)) { if (flags & META_FRAME_MAXIMIZED) return META_FRAME_CONTROL_UNMAXIMIZE; else return META_FRAME_CONTROL_MAXIMIZE; } has_vert = (flags & META_FRAME_ALLOWS_VERTICAL_RESIZE) != 0; has_horiz = (flags & META_FRAME_ALLOWS_HORIZONTAL_RESIZE) != 0; if (has_vert || has_horiz) { int bottom_of_titlebar; bottom_of_titlebar = fgeom.title_rect.y + fgeom.title_rect.height; /* South resize always has priority over north resize, * in case of overlap. */ if (y >= (fgeom.height - fgeom.bottom_height - RESIZE_EXTENDS) && x >= (fgeom.width - fgeom.right_width - RESIZE_EXTENDS)) { if (has_vert && has_horiz) return META_FRAME_CONTROL_RESIZE_SE; else if (has_vert) return META_FRAME_CONTROL_RESIZE_S; else return META_FRAME_CONTROL_RESIZE_E; } else if (y >= (fgeom.height - fgeom.bottom_height - RESIZE_EXTENDS) && x <= (fgeom.left_width + RESIZE_EXTENDS)) { if (has_vert && has_horiz) return META_FRAME_CONTROL_RESIZE_SW; else if (has_vert) return META_FRAME_CONTROL_RESIZE_S; else return META_FRAME_CONTROL_RESIZE_W; } else if (y < (fgeom.top_height + RESIZE_EXTENDS) && x < RESIZE_EXTENDS) { if (has_vert && has_horiz) return META_FRAME_CONTROL_RESIZE_NW; else if (has_vert) return META_FRAME_CONTROL_RESIZE_N; else return META_FRAME_CONTROL_RESIZE_W; } else if (y < (fgeom.top_height + RESIZE_EXTENDS) && x >= (fgeom.width - RESIZE_EXTENDS)) { if (has_vert && has_horiz) return META_FRAME_CONTROL_RESIZE_NE; else if (has_vert) return META_FRAME_CONTROL_RESIZE_N; else return META_FRAME_CONTROL_RESIZE_E; } else if (y >= (fgeom.height - fgeom.bottom_height - RESIZE_EXTENDS)) { if (has_vert) return META_FRAME_CONTROL_RESIZE_S; } else if (y <= TOP_RESIZE_HEIGHT) { if (has_vert) return META_FRAME_CONTROL_RESIZE_N; } else if (x <= fgeom.left_width) { if (has_horiz) return META_FRAME_CONTROL_RESIZE_W; } else if (x >= (fgeom.width - fgeom.right_width)) { if (has_horiz) return META_FRAME_CONTROL_RESIZE_E; } } return META_FRAME_CONTROL_NONE; } void meta_frames_push_delay_exposes (MetaFrames *frames) { frames->expose_delay_count += 1; } static void queue_pending_exposes_func (gpointer key, gpointer value, gpointer data) { MetaUIFrame *frame; MetaFrames *frames; frames = META_FRAMES (data); frame = value; if (frame->expose_delayed) { gdk_window_invalidate_rect (frame->window, NULL, FALSE); frame->expose_delayed = FALSE; } } void meta_frames_pop_delay_exposes (MetaFrames *frames) { g_return_if_fail (frames->expose_delay_count > 0); frames->expose_delay_count -= 1; if (frames->expose_delay_count == 0) { g_hash_table_foreach (frames->frames, queue_pending_exposes_func, frames); } }