From 853cc71a92cb5e931f2a85b58cf6f3e2ba6bc2c2 Mon Sep 17 00:00:00 2001 From: Alexei Sorokin Date: Wed, 15 Mar 2017 17:20:21 +0300 Subject: mouse: Pointer locater improvements Make it work on Gtk3 and fix clicking through on Gtk2. --- plugins/mouse/msd-locate-pointer.c | 423 +++++++++++++++++++++++-------------- 1 file changed, 270 insertions(+), 153 deletions(-) (limited to 'plugins/mouse') diff --git a/plugins/mouse/msd-locate-pointer.c b/plugins/mouse/msd-locate-pointer.c index a480a6a..468d840 100644 --- a/plugins/mouse/msd-locate-pointer.c +++ b/plugins/mouse/msd-locate-pointer.c @@ -42,7 +42,7 @@ typedef struct MsdLocatePointerData MsdLocatePointerData; struct MsdLocatePointerData { MsdTimeline *timeline; - GtkWidget *widget; + GtkWindow *widget; GdkWindow *window; gdouble progress; @@ -50,41 +50,26 @@ struct MsdLocatePointerData static MsdLocatePointerData *data = NULL; -#if GTK_CHECK_VERSION(3, 0, 0) -static void -msd_get_background_color (GtkStyleContext *context, - GtkStateFlags state, - GdkRGBA *color) -{ - GdkRGBA *c; - - g_return_if_fail (color != NULL); - g_return_if_fail (GTK_IS_STYLE_CONTEXT (context)); - - gtk_style_context_get (context, - state, - "background-color", &c, - NULL); - *color = *c; - gdk_rgba_free (c); -} -#endif - static void locate_pointer_paint (MsdLocatePointerData *data, cairo_t *cr, - gboolean composite) + gboolean composited) { #if GTK_CHECK_VERSION (3, 0, 0) GdkRGBA color; gdouble progress, circle_progress; gint width, height, i; - GtkStyleContext *context; + GtkStyleContext *style; + + color.red = color.green = color.blue = 0.7; + color.alpha = 0.; #else GdkColor color; gdouble progress, circle_progress; gint width, height, i; GtkStyle *style; + + color.red = color.green = color.blue = 0xAAAA; #endif progress = data->progress; @@ -93,15 +78,29 @@ locate_pointer_paint (MsdLocatePointerData *data, height = gdk_window_get_height (data->window); #if GTK_CHECK_VERSION (3, 0, 0) - context = gtk_widget_get_style_context (data->widget); - msd_get_background_color (context, GTK_STATE_FLAG_SELECTED, &color); + style = gtk_widget_get_style_context (GTK_WIDGET (data->widget)); + gtk_style_context_save (style); + gtk_style_context_set_state (style, GTK_STATE_FLAG_SELECTED); + gtk_style_context_add_class (style, GTK_STYLE_CLASS_VIEW); + gtk_style_context_get_background_color (style, + gtk_style_context_get_state (style), + &color); + if (color.alpha == 0.) + { + gtk_style_context_remove_class (style, GTK_STYLE_CLASS_VIEW); + gtk_style_context_get_background_color (style, + gtk_style_context_get_state (style), + &color); + } + gtk_style_context_restore (style); #else - style = gtk_widget_get_style (data->widget); + style = gtk_widget_get_style (GTK_WIDGET (data->widget)); color = style->bg[GTK_STATE_SELECTED]; #endif - cairo_set_source_rgba (cr, 1., 1., 1., 0.); + cairo_save (cr); cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); + cairo_set_source_rgba (cr, 1., 1., 1., 0.); cairo_paint (cr); for (i = 0; i <= N_CIRCLES; i++) @@ -115,7 +114,7 @@ locate_pointer_paint (MsdLocatePointerData *data, if (circle_progress >= 1.) continue; - if (composite) + if (composited) { cairo_set_source_rgba (cr, #if GTK_CHECK_VERSION (3, 0, 0) @@ -158,58 +157,31 @@ locate_pointer_paint (MsdLocatePointerData *data, cairo_stroke (cr); } } + cairo_restore (cr); } -#if GTK_CHECK_VERSION (3, 0, 0) -static gboolean -locate_pointer_draw (GtkWidget *widget, - cairo_t *cr, - gpointer user_data) -{ - MsdLocatePointerData *data = (MsdLocatePointerData *) user_data; - - if (gtk_cairo_should_draw_window (cr, data->window)) - locate_pointer_paint (data, cr, gtk_widget_is_composited (data->widget)); - - return TRUE; -} -#else -static gboolean -locate_pointer_expose (GtkWidget *widget, - GdkEventExpose *event, - gpointer user_data) -{ - MsdLocatePointerData *data = (MsdLocatePointerData *) user_data; - cairo_t *cr; - - if (event->window != data->window) - return FALSE; - - cr = gdk_cairo_create (data->window); - locate_pointer_paint (data, cr, gtk_widget_is_composited (data->widget)); - cairo_destroy (cr); - - return TRUE; -} -#endif - static void update_shape (MsdLocatePointerData *data) { cairo_t *cr; #if GTK_CHECK_VERSION (3, 0, 0) - cairo_region_t *region; cairo_surface_t *mask; + cairo_region_t *region; - mask = cairo_image_surface_create (CAIRO_FORMAT_A1, WINDOW_SIZE, WINDOW_SIZE); + mask = gdk_window_create_similar_image_surface (data->window, + CAIRO_FORMAT_A1, + WINDOW_SIZE, + WINDOW_SIZE, + 0); cr = cairo_create (mask); - region = gdk_cairo_region_create_from_surface (mask); locate_pointer_paint (data, cr, FALSE); + region = gdk_cairo_region_create_from_surface (mask); + gdk_window_shape_combine_region (data->window, region, 0, 0); - cairo_region_destroy (region); + cairo_region_destroy (region); cairo_destroy (cr); cairo_surface_destroy (mask); #else @@ -221,9 +193,9 @@ update_shape (MsdLocatePointerData *data) locate_pointer_paint (data, cr, FALSE); gdk_window_shape_combine_mask (data->window, mask, 0, 0); - g_object_unref (mask); cairo_destroy (cr); + g_object_unref (mask); #endif } @@ -233,40 +205,48 @@ timeline_frame_cb (MsdTimeline *timeline, gpointer user_data) { MsdLocatePointerData *data = (MsdLocatePointerData *) user_data; - GdkScreen *screen; -#if GTK_CHECK_VERSION (3, 0, 0) + GdkScreen *screen = gdk_window_get_screen (data->window); +#if GTK_CHECK_VERSION (3, 20, 0) + GdkDisplay *display = gdk_window_get_display (data->window); + GdkSeat *seat; + GdkDevice *pointer; +#elif GTK_CHECK_VERSION (3, 0, 0) + GdkDisplay *display = gdk_window_get_display (data->window); GdkDeviceManager *device_manager; GdkDevice *pointer; #endif gint cursor_x, cursor_y; - if (gtk_widget_is_composited (data->widget)) + if (gdk_screen_is_composited (screen)) { - gdk_window_invalidate_rect (data->window, NULL, FALSE); + gtk_widget_queue_draw (GTK_WIDGET (data->widget)); data->progress = progress; } else if (progress >= data->progress + CIRCLES_PROGRESS_INTERVAL) { /* only invalidate window each circle interval */ update_shape (data); - gdk_window_invalidate_rect (data->window, NULL, FALSE); + gtk_widget_queue_draw (GTK_WIDGET (data->widget)); data->progress += CIRCLES_PROGRESS_INTERVAL; } - screen = gdk_window_get_screen (data->window); #if GTK_CHECK_VERSION (3, 0, 0) - device_manager = gdk_display_get_device_manager (gdk_window_get_display (gdk_screen_get_root_window (screen))); +#if GTK_CHECK_VERSION (3, 20, 0) + seat = gdk_display_get_default_seat (display); + pointer = gdk_seat_get_pointer (seat); +#else + device_manager = gdk_display_get_device_manager (display); pointer = gdk_device_manager_get_client_pointer (device_manager); - gdk_window_get_device_position (gdk_screen_get_root_window (screen), - pointer, - &cursor_x, - &cursor_y, - NULL); +#endif + gdk_device_get_position (pointer, + NULL, + &cursor_x, + &cursor_y); #else gdk_window_get_pointer (gdk_screen_get_root_window (screen), &cursor_x, &cursor_y, NULL); #endif - gdk_window_move (data->window, + gtk_window_move (data->widget, cursor_x - WINDOW_SIZE / 2, cursor_y - WINDOW_SIZE / 2); } @@ -275,26 +255,41 @@ static void set_transparent_shape (GdkWindow *window) { #if GTK_CHECK_VERSION (3, 0, 0) + cairo_t *cr; + cairo_surface_t *mask; cairo_region_t *region; - region = cairo_region_create (); - - gdk_window_input_shape_combine_region (data->window, region, 0, 0); - cairo_region_destroy (region); + mask = gdk_window_create_similar_image_surface (window, + CAIRO_FORMAT_A1, + WINDOW_SIZE, + WINDOW_SIZE, + 0); + cr = cairo_create (mask); #else - GdkBitmap *mask; cairo_t *cr; + GdkBitmap *mask; mask = gdk_pixmap_new (data->window, WINDOW_SIZE, WINDOW_SIZE, 1); cr = gdk_cairo_create (mask); +#endif cairo_set_source_rgba (cr, 1., 1., 1., 0.); cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); cairo_paint (cr); +#if GTK_CHECK_VERSION (3, 0, 0) + region = gdk_cairo_region_create_from_surface (mask); + + gdk_window_shape_combine_region (window, region, 0, 0); + + cairo_region_destroy (region); + cairo_destroy (cr); + cairo_surface_destroy (mask); +#else gdk_window_shape_combine_mask (data->window, mask, 0, 0); - g_object_unref (mask); + cairo_destroy (cr); + g_object_unref (mask); #endif } @@ -302,20 +297,24 @@ static void unset_transparent_shape (GdkWindow *window) { #if GTK_CHECK_VERSION (3, 0, 0) - gdk_window_shape_combine_region (data->window, NULL, 0, 0); + gdk_window_shape_combine_region (window, NULL, 0, 0); #else - gdk_window_shape_combine_mask (data->window, NULL, 0, 0); + gdk_window_shape_combine_mask (window, NULL, 0, 0); #endif } static void -composited_changed (GtkWidget *widget, +composited_changed (GdkScreen *screen, MsdLocatePointerData *data) { - if (!gtk_widget_is_composited (widget)) - set_transparent_shape (data->window); + if (gdk_screen_is_composited (screen)) + { + unset_transparent_shape (data->window); + } else - unset_transparent_shape (data->window); + { + set_transparent_shape (data->window); + } } static void @@ -323,18 +322,39 @@ timeline_finished_cb (MsdTimeline *timeline, gpointer user_data) { MsdLocatePointerData *data = (MsdLocatePointerData *) user_data; + GdkScreen *screen = gdk_window_get_screen (data->window); /* set transparent shape and hide window */ - if (!gtk_widget_is_composited (data->widget)) - set_transparent_shape (data->window); + if (!gdk_screen_is_composited (screen)) + { + set_transparent_shape (data->window); + } - gdk_window_hide (data->window); + gtk_widget_hide (GTK_WIDGET (data->widget)); } static void -create_window (MsdLocatePointerData *data, - GdkScreen *screen) +locate_pointer_unrealize_cb (GtkWidget *widget, + MsdLocatePointerData *data) { + if (data->window != NULL) + { +#if GTK_CHECK_VERSION (3, 0, 0) + gtk_widget_unregister_window (GTK_WIDGET (data->widget), + data->window); +#else + gdk_window_set_user_data (data->window, NULL); +#endif + gdk_window_destroy (data->window); + } + data->window = NULL; +} + +static void +locate_pointer_realize_cb (GtkWidget *widget, + MsdLocatePointerData *data) +{ + GdkScreen *screen; #if !GTK_CHECK_VERSION (3, 0, 0) GdkColormap *colormap; #endif @@ -342,32 +362,39 @@ create_window (MsdLocatePointerData *data, GdkWindowAttr attributes; gint attributes_mask; + screen = gtk_window_get_screen (data->widget); #if !GTK_CHECK_VERSION (3, 0, 0) colormap = gdk_screen_get_rgba_colormap (screen); #endif visual = gdk_screen_get_rgba_visual (screen); -#if GTK_CHECK_VERSION (3, 0, 0) +#if !GTK_CHECK_VERSION (3, 0, 0) + if (colormap == NULL) + colormap = gdk_screen_get_system_colormap (screen); +#endif if (visual == NULL) visual = gdk_screen_get_system_visual (screen); -#endif - attributes_mask = GDK_WA_X | GDK_WA_Y; + locate_pointer_unrealize_cb (GTK_WIDGET (data->widget), data); -#if GTK_CHECK_VERSION (3, 0, 0) - if (visual != NULL) - attributes_mask = attributes_mask | GDK_WA_VISUAL; -#else - if (colormap) - attributes_mask = attributes_mask | GDK_WA_VISUAL | GDK_WA_COLORMAP; + attributes_mask = GDK_WA_X | GDK_WA_Y; +#if !GTK_CHECK_VERSION (3, 0, 0) + if (colormap != NULL) + { + attributes_mask |= GDK_WA_COLORMAP; + } #endif + if (visual != NULL) + { + attributes_mask |= GDK_WA_VISUAL; + } attributes.window_type = GDK_WINDOW_TEMP; attributes.wclass = GDK_INPUT_OUTPUT; - attributes.visual = visual; #if !GTK_CHECK_VERSION (3, 0, 0) attributes.colormap = colormap; #endif + attributes.visual = visual; attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK; attributes.width = 1; attributes.height = 1; @@ -376,9 +403,59 @@ create_window (MsdLocatePointerData *data, &attributes, attributes_mask); - gdk_window_set_user_data (data->window, data->widget); + gtk_widget_set_window (GTK_WIDGET (data->widget), + data->window); +#if GTK_CHECK_VERSION (3, 0, 0) + gtk_widget_register_window (GTK_WIDGET (data->widget), + data->window); +#else + gdk_window_set_user_data (data->window, GTK_WIDGET (data->widget)); +#endif } +#if GTK_CHECK_VERSION (3, 0, 0) +static gboolean +locate_pointer_draw_cb (GtkWidget *widget, + cairo_t *cr, + gpointer user_data) +{ + MsdLocatePointerData *data = (MsdLocatePointerData *) user_data; + GdkScreen *screen = gdk_window_get_screen (data->window); + + if (gtk_cairo_should_draw_window (cr, data->window)) + { + locate_pointer_paint (data, cr, gdk_screen_is_composited (screen)); + } + + return TRUE; +} +#else +static gboolean +locate_pointer_expose_event_cb (GtkWidget *widget, + GdkEventExpose *event, + gpointer user_data) +{ + MsdLocatePointerData *data = (MsdLocatePointerData *) user_data; + GdkScreen *screen = gdk_window_get_screen (data->window); + cairo_t *cr; + + if (event->window != data->window) + { + return FALSE; + } + + cr = gdk_cairo_create (data->window); + + gdk_cairo_rectangle (cr, &event->area); + cairo_clip (cr); + + locate_pointer_paint (data, cr, gdk_screen_is_composited (screen)); + + cairo_destroy (cr); + return TRUE; +} +#endif + static MsdLocatePointerData * msd_locate_pointer_data_new (GdkScreen *screen) { @@ -389,17 +466,27 @@ msd_locate_pointer_data_new (GdkScreen *screen) /* this widget will never be shown, it's * mainly used to get signals/events from */ - data->widget = gtk_window_new (GTK_WINDOW_POPUP); - gtk_widget_realize (data->widget); + data->widget = GTK_WINDOW (gtk_window_new (GTK_WINDOW_POPUP)); + g_signal_connect (GTK_WIDGET (data->widget), "unrealize", + G_CALLBACK (locate_pointer_unrealize_cb), + data); + g_signal_connect (GTK_WIDGET (data->widget), "realize", + G_CALLBACK (locate_pointer_realize_cb), + data); #if GTK_CHECK_VERSION (3, 0, 0) g_signal_connect (G_OBJECT (data->widget), "draw", - G_CALLBACK (locate_pointer_draw), + G_CALLBACK (locate_pointer_draw_cb), + data); #else - g_signal_connect (G_OBJECT (data->widget), "expose_event", - G_CALLBACK (locate_pointer_expose), -#endif + g_signal_connect (G_OBJECT (data->widget), "expose-event", + G_CALLBACK (locate_pointer_expose_event_cb), data); +#endif + + gtk_window_set_screen (data->widget, screen); + gtk_widget_set_app_paintable (GTK_WIDGET (data->widget), TRUE); + gtk_widget_realize (GTK_WIDGET (data->widget)); data->timeline = msd_timeline_new (ANIMATION_LENGTH); g_signal_connect (data->timeline, "frame", @@ -407,8 +494,6 @@ msd_locate_pointer_data_new (GdkScreen *screen) g_signal_connect (data->timeline, "finished", G_CALLBACK (timeline_finished_cb), data); - create_window (data, screen); - return data; } @@ -416,48 +501,80 @@ static void move_locate_pointer_window (MsdLocatePointerData *data, GdkScreen *screen) { -#if GTK_CHECK_VERSION (3, 0, 0) +#if GTK_CHECK_VERSION (3, 20, 0) + GdkDisplay *display; + GdkSeat *seat; + GdkDevice *pointer; +#elif GTK_CHECK_VERSION (3, 0, 0) + GdkDisplay *display; GdkDeviceManager *device_manager; GdkDevice *pointer; #endif gint cursor_x, cursor_y; -#if !GTK_CHECK_VERSION (3, 0, 0) - GdkBitmap *mask; cairo_t *cr; +#if GTK_CHECK_VERSION (3, 0, 0) + cairo_surface_t *mask; + cairo_region_t *region; +#else + GdkBitmap *mask; #endif #if GTK_CHECK_VERSION (3, 0, 0) - device_manager = gdk_display_get_device_manager (gdk_window_get_display (gdk_screen_get_root_window (screen))); + display = gdk_screen_get_display (screen); +#if GTK_CHECK_VERSION (3, 20, 0) + seat = gdk_display_get_default_seat (display); + pointer = gdk_seat_get_pointer (seat); +#else + device_manager = gdk_display_get_device_manager (display); pointer = gdk_device_manager_get_client_pointer (device_manager); - gdk_window_get_device_position (gdk_screen_get_root_window (screen), - pointer, - &cursor_x, - &cursor_y, - NULL); +#endif + gdk_device_get_position (pointer, + NULL, + &cursor_x, + &cursor_y); #else - gdk_window_get_pointer (gdk_screen_get_root_window (screen), &cursor_x, &cursor_y, NULL); + gdk_window_get_pointer (gdk_screen_get_root_window (screen), + &cursor_x, + &cursor_y, + NULL); #endif - gdk_window_move_resize (data->window, - cursor_x - WINDOW_SIZE / 2, - cursor_y - WINDOW_SIZE / 2, - WINDOW_SIZE, WINDOW_SIZE); + gtk_window_move (data->widget, + cursor_x - WINDOW_SIZE / 2, + cursor_y - WINDOW_SIZE / 2); + gtk_window_resize (data->widget, + WINDOW_SIZE, WINDOW_SIZE); #if GTK_CHECK_VERSION (3, 0, 0) - gdk_window_input_shape_combine_region (data->window, NULL, 0, 0); + mask = gdk_window_create_similar_image_surface (data->window, + CAIRO_FORMAT_A1, + WINDOW_SIZE, + WINDOW_SIZE, + 0); + cr = cairo_create (mask); + + cairo_set_source_rgba (cr, 0., 0., 0., 0.); + cairo_paint (cr); + + region = gdk_cairo_region_create_from_surface (mask); + + /* allow events to happen through the window */ + gdk_window_input_shape_combine_region (data->window, region, 0, 0); + + cairo_region_destroy (region); + cairo_destroy (cr); + cairo_surface_destroy (mask); #else mask = gdk_pixmap_new (data->window, WINDOW_SIZE, WINDOW_SIZE, 1); - cr = gdk_cairo_create (mask); - cairo_set_source_rgb (cr, 0., 0., 0.); - cairo_rectangle (cr, 0., 0., WINDOW_SIZE, WINDOW_SIZE); - cairo_fill (cr); - cairo_destroy (cr); + cairo_set_source_rgba (cr, 0., 0., 0., 0.); + cairo_paint (cr); /* allow events to happen through the window */ gdk_window_input_shape_combine_mask (data->window, mask, 0, 0); + cairo_destroy (cr); g_object_unref (mask); #endif } @@ -465,8 +582,10 @@ move_locate_pointer_window (MsdLocatePointerData *data, void msd_locate_pointer (GdkScreen *screen) { - if (!data) - data = msd_locate_pointer_data_new (screen); + if (data == NULL) + { + data = msd_locate_pointer_data_new (screen); + } msd_timeline_pause (data->timeline); msd_timeline_rewind (data->timeline); @@ -474,20 +593,19 @@ msd_locate_pointer (GdkScreen *screen) /* Create again the window if it is not for the current screen */ if (gdk_screen_get_number (screen) != gdk_screen_get_number (gdk_window_get_screen (data->window))) { - gdk_window_set_user_data (data->window, NULL); - gdk_window_destroy (data->window); - - create_window (data, screen); + gtk_widget_unrealize (GTK_WIDGET (data->widget)); + gtk_window_set_screen (data->widget, screen); + gtk_widget_realize (GTK_WIDGET (data->widget)); } data->progress = 0.; - g_signal_connect (data->widget, "composited-changed", + g_signal_connect (screen, "composited-changed", G_CALLBACK (composited_changed), data); move_locate_pointer_window (data, screen); - composited_changed (data->widget, data); - gdk_window_show (data->window); + composited_changed (screen, data); + gtk_widget_show (GTK_WIDGET (data->widget)); msd_timeline_start (data->timeline); } @@ -502,11 +620,14 @@ filter (GdkXEvent *xevent, GdkEvent *event, gpointer data) { + GdkScreen *screen; + GdkDisplay *display; XEvent *xev = (XEvent *) xevent; guint keyval; gint group; - GdkScreen *screen = (GdkScreen *)data; + screen = (GdkScreen *)data; + display = gdk_screen_get_display (screen); if (xev->type == KeyPress || xev->type == KeyRelease) { @@ -539,7 +660,7 @@ filter (GdkXEvent *xevent, XAllowEvents (xev->xkey.display, ReplayKeyboard, xev->xkey.time); - XUngrabKeyboard (gdk_x11_get_default_xdisplay (), + XUngrabKeyboard (GDK_DISPLAY_XDISPLAY (display), xev->xkey.time); } } @@ -556,7 +677,7 @@ set_locate_pointer (void) int n_keys; gboolean has_entries; static const guint keyvals[] = { GDK_KEY_Control_L, GDK_KEY_Control_R }; - unsigned j; + unsigned int j; display = gdk_display_get_default (); n_screens = gdk_display_get_n_screens (display); @@ -572,17 +693,13 @@ set_locate_pointer (void) gint i, j; for (i = 0; i < n_keys; i++) { - for (j=0; j< n_screens; j++) + for (j = 0; j < n_screens; j++) { GdkScreen *screen; Window xroot; screen = gdk_display_get_screen (display, j); -#if GTK_CHECK_VERSION (3, 0, 0) - xroot = gdk_x11_window_get_xid (gdk_screen_get_root_window (screen)); -#else - xroot = gdk_x11_drawable_get_xid (gdk_screen_get_root_window (screen)); -#endif + xroot = GDK_WINDOW_XID (gdk_screen_get_root_window (screen)); XGrabKey (GDK_DISPLAY_XDISPLAY (display), keys[i].keycode, -- cgit v1.2.1