diff options
Diffstat (limited to 'libslab/tile.c')
| -rw-r--r-- | libslab/tile.c | 529 |
1 files changed, 0 insertions, 529 deletions
diff --git a/libslab/tile.c b/libslab/tile.c deleted file mode 100644 index 96ff2120..00000000 --- a/libslab/tile.c +++ /dev/null @@ -1,529 +0,0 @@ -/* - * This file is part of libtile. - * - * Copyright (c) 2006 Novell, Inc. - * - * Libtile is free software; you can redistribute it and/or modify it under the - * terms of the GNU Lesser General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - * Libtile 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 Lesser General Public License for - * more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with libslab; if not, write to the Free Software Foundation, Inc., 51 - * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "tile.h" - -#include <gdk/gdkkeysyms.h> -#include <string.h> - -#include "double-click-detector.h" - -typedef struct -{ - DoubleClickDetector *double_click_detector; - - gboolean is_dragging; -} TilePrivate; - -G_DEFINE_TYPE_WITH_PRIVATE (Tile, tile, GTK_TYPE_BUTTON) - -static void tile_finalize (GObject *); -static void tile_dispose (GObject *); -static void tile_get_property (GObject *, guint, GValue *, GParamSpec *); -static void tile_set_property (GObject *, guint, const GValue *, GParamSpec *); -static GObject *tile_constructor (GType, guint, GObjectConstructParam *); - -static void tile_setup (Tile *); - -static void tile_enter (GtkButton * widget); -static void tile_leave (GtkButton * widget); -static void tile_clicked (GtkButton *widget); - -static gboolean tile_focus_in (GtkWidget *, GdkEventFocus *); -static gboolean tile_focus_out (GtkWidget *, GdkEventFocus *); -static gboolean tile_draw (GtkWidget *, cairo_t *); -static gboolean tile_button_release (GtkWidget *, GdkEventButton *); -static gboolean tile_key_release (GtkWidget *, GdkEventKey *); -static gboolean tile_popup_menu (GtkWidget *); - -static void tile_drag_begin (GtkWidget *, GdkDragContext *); -static void tile_drag_data_get (GtkWidget *, GdkDragContext *, GtkSelectionData *, guint, -guint); - -static void tile_tile_action_triggered (Tile *, TileEvent *, TileAction *); -static void tile_action_triggered_event_marshal (GClosure *, GValue *, guint, const GValue *, -gpointer, gpointer); - -typedef void (*marshal_func_VOID__POINTER_POINTER) (gpointer, gpointer, gpointer, gpointer); - -enum -{ - TILE_ACTIVATED_SIGNAL, - TILE_ACTION_TRIGGERED_SIGNAL, - LAST_SIGNAL -}; - -static guint tile_signals[LAST_SIGNAL] = { 0 }; - -enum -{ - PROP_0, - PROP_TILE_URI, - PROP_TILE_CONTEXT_MENU, - PROP_TILE_ACTIONS -}; - -static void -tile_class_init (TileClass * this_class) -{ - GObjectClass *g_obj_class = G_OBJECT_CLASS (this_class); - GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (this_class); - GtkButtonClass *button_class = GTK_BUTTON_CLASS (this_class); - - g_obj_class->constructor = tile_constructor; - g_obj_class->get_property = tile_get_property; - g_obj_class->set_property = tile_set_property; - g_obj_class->finalize = tile_finalize; - g_obj_class->dispose = tile_dispose; - - widget_class->focus_in_event = tile_focus_in; - widget_class->focus_out_event = tile_focus_out; - widget_class->draw = tile_draw; - widget_class->button_release_event = tile_button_release; - widget_class->key_release_event = tile_key_release; - widget_class->drag_begin = tile_drag_begin; - widget_class->drag_data_get = tile_drag_data_get; - widget_class->popup_menu = tile_popup_menu; - - button_class->enter = tile_enter; - button_class->leave = tile_leave; - button_class->clicked = tile_clicked; - - this_class->tile_activated = NULL; - this_class->tile_action_triggered = tile_tile_action_triggered; - - g_object_class_install_property (g_obj_class, PROP_TILE_URI, - g_param_spec_string ("tile-uri", "tile-uri", "the uri of the tile", NULL, - G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); - - g_object_class_install_property (g_obj_class, PROP_TILE_CONTEXT_MENU, - g_param_spec_object ("context-menu", "context-menu", - "the context menu for the tile", GTK_TYPE_MENU, G_PARAM_READWRITE)); - - tile_signals[TILE_ACTIVATED_SIGNAL] = g_signal_new ("tile-activated", - G_TYPE_FROM_CLASS (this_class), - G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION, - G_STRUCT_OFFSET (TileClass, tile_activated), - NULL, NULL, g_cclosure_marshal_VOID__POINTER, G_TYPE_NONE, 1, G_TYPE_POINTER); - - tile_signals[TILE_ACTION_TRIGGERED_SIGNAL] = g_signal_new ("tile-action-triggered", - G_TYPE_FROM_CLASS (this_class), - G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION, - G_STRUCT_OFFSET (TileClass, tile_action_triggered), - NULL, NULL, tile_action_triggered_event_marshal, G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER); -} - -static GObject * -tile_constructor (GType type, guint n_param, GObjectConstructParam * param) -{ - GObject *g_obj; - TilePrivate *priv; - - g_obj = (*G_OBJECT_CLASS (tile_parent_class)->constructor) (type, n_param, param); - - priv = tile_get_instance_private (TILE(g_obj)); - priv->double_click_detector = double_click_detector_new (); - - tile_setup (TILE (g_obj)); - - return g_obj; -} - -static void -tile_init (Tile * tile) -{ - TilePrivate *priv = tile_get_instance_private (tile); - - tile->uri = NULL; - tile->context_menu = NULL; - tile->entered = FALSE; - tile->enabled = TRUE; - - tile->actions = NULL; - tile->n_actions = 0; - - tile->default_action = NULL; - - priv->double_click_detector = NULL; - priv->is_dragging = FALSE; -} - -static void -tile_finalize (GObject * g_object) -{ - Tile *tile = TILE (g_object); - TilePrivate *priv = tile_get_instance_private (TILE(tile)); - - if (tile->n_actions) /* this will also free "default_action" entry */ - { - g_free (tile->actions); - } - - if (tile->uri) - g_free (tile->uri); - - g_object_unref (priv->double_click_detector); - - (*G_OBJECT_CLASS (tile_parent_class)->finalize) (g_object); -} - -static void -tile_dispose (GObject * g_object) -{ - Tile *tile = TILE (g_object); - - /* free the TileAction object */ - if (tile->n_actions) - { - gint x; - for (x = 0; x < tile->n_actions; x++) - { - if (tile->actions[x] != NULL) { - g_object_unref (tile->actions[x]); - tile->actions[x] = NULL; - } - } - } - - /* free the GtkMenu object */ - if (tile->context_menu != NULL) { - gtk_widget_destroy (GTK_WIDGET (tile->context_menu)); - tile->context_menu = NULL; - } - - (*G_OBJECT_CLASS (tile_parent_class)->dispose) (g_object); -} - -static void -tile_get_property (GObject * g_obj, guint prop_id, GValue * value, GParamSpec * param_spec) -{ - if (!IS_TILE (g_obj)) - return; - - switch (prop_id) - { - case PROP_TILE_URI: - g_value_set_string (value, TILE (g_obj)->uri); - break; - - case PROP_TILE_CONTEXT_MENU: - g_value_set_object (value, TILE (g_obj)->context_menu); - break; - - default: - break; - } -} - -static void -tile_set_property (GObject * g_obj, guint prop_id, const GValue * value, GParamSpec * param_spec) -{ - Tile *tile; - GtkMenu *menu; - - if (!IS_TILE (g_obj)) - return; - - tile = TILE (g_obj); - - switch (prop_id) - { - case PROP_TILE_URI: - tile->uri = g_strdup (g_value_get_string (value)); - break; - - case PROP_TILE_CONTEXT_MENU: - menu = g_value_get_object (value); - - if (menu == tile->context_menu) - break; - - if (tile->context_menu) - gtk_menu_detach (tile->context_menu); - - tile->context_menu = menu; - - if (tile->context_menu) - gtk_menu_attach_to_widget (tile->context_menu, GTK_WIDGET (tile), NULL); - - break; - - default: - break; - } -} - -static void -tile_setup (Tile * tile) -{ - gtk_button_set_relief (GTK_BUTTON (tile), GTK_RELIEF_NONE); - - if (tile->uri) - { - gtk_drag_source_set (GTK_WIDGET (tile), GDK_BUTTON1_MASK, NULL, 0, - GDK_ACTION_COPY | GDK_ACTION_MOVE); - - gtk_drag_source_add_uri_targets (GTK_WIDGET (tile)); - } -} - -static void -tile_enter (GtkButton * widget) -{ - gtk_widget_set_state_flags (GTK_WIDGET (widget), TILE_STATE_ENTERED, TRUE); - - TILE (widget)->entered = TRUE; -} - -static void -tile_leave (GtkButton * widget) -{ - if (gtk_widget_has_focus (GTK_WIDGET (widget))) - gtk_widget_set_state_flags (GTK_WIDGET (widget), TILE_STATE_FOCUSED, TRUE); - else - gtk_widget_set_state_flags (GTK_WIDGET (widget), GTK_STATE_FLAG_NORMAL, TRUE); - - TILE (widget)->entered = FALSE; -} - -static void -tile_clicked (GtkButton * widget) -{ - TileEvent *tile_event; - GdkEvent *event; - gboolean handled; - - tile_event = g_new0 (TileEvent, 1); - tile_event->type = TILE_EVENT_ACTIVATED_DOUBLE_CLICK; - tile_event->time = gtk_get_current_event_time (); - - g_signal_emit (widget, tile_signals[TILE_ACTIVATED_SIGNAL], 0, tile_event); - g_signal_emit_by_name (widget, "button-release-event", &event, &handled); - - g_free (tile_event); -} - -static gboolean -tile_focus_in (GtkWidget * widget, GdkEventFocus * event) -{ - gtk_widget_set_state_flags (widget, TILE_STATE_FOCUSED, TRUE); - - return FALSE; -} - -static gboolean -tile_focus_out (GtkWidget * widget, GdkEventFocus * event) -{ - if (TILE (widget)->entered) - gtk_widget_set_state_flags (widget, TILE_STATE_ENTERED, TRUE); - else - gtk_widget_set_state_flags (widget, GTK_STATE_FLAG_NORMAL, TRUE); - - return FALSE; -} - -static gboolean -tile_draw (GtkWidget * widget, cairo_t * cr) -{ - /* FIXME: there ought to be a better way to prevent the focus from being rendered. */ - - gboolean has_focus; - gboolean retval; - - if ((has_focus = gtk_widget_has_focus (widget))) - gtk_widget_unset_state_flags (widget, GTK_STATE_FLAG_FOCUSED); - - retval = (*GTK_WIDGET_CLASS (tile_parent_class)->draw) (widget, cr); - - if (has_focus) - gtk_widget_set_state_flags (widget, GTK_STATE_FLAG_FOCUSED, TRUE); - - return retval; -} - -static gboolean -tile_button_release (GtkWidget * widget, GdkEventButton * event) -{ - Tile *tile = TILE (widget); - TilePrivate *priv = tile_get_instance_private (tile); - - TileEvent *tile_event; - gboolean handled; - - if (priv->is_dragging) - { - priv->is_dragging = FALSE; - - return TRUE; - } - - switch (event->button) - { - case 1: - tile_event = g_new0 (TileEvent, 1); - tile_event->time = event->time; - - if (double_click_detector_is_double_click (priv->double_click_detector, event->time, - TRUE)) - tile_event->type = TILE_EVENT_ACTIVATED_DOUBLE_CLICK; - else - tile_event->type = TILE_EVENT_ACTIVATED_SINGLE_CLICK; - - g_signal_emit (tile, tile_signals[TILE_ACTIVATED_SIGNAL], 0, tile_event); - g_signal_emit_by_name (GTK_BUTTON (widget), "button-release-event", &event, &handled); - - g_free (tile_event); - - break; - - case 3: - if (GTK_IS_MENU (tile->context_menu)) - gtk_menu_popup_at_widget (GTK_MENU (tile->context_menu), - widget, - GDK_GRAVITY_SOUTH_WEST, - GDK_GRAVITY_NORTH_WEST, - (const GdkEvent*) event); - - break; - - default: - break; - } - - return TRUE; -} - -static gboolean -tile_key_release (GtkWidget * widget, GdkEventKey * event) -{ - TileEvent *tile_event; - - if (event->keyval == GDK_KEY_Return) - { - tile_event = g_new0 (TileEvent, 1); - tile_event->type = TILE_EVENT_ACTIVATED_KEYBOARD; - tile_event->time = event->time; - - g_signal_emit (widget, tile_signals[TILE_ACTIVATED_SIGNAL], 0, tile_event); - - return TRUE; - } - - return FALSE; -} - -static gboolean -tile_popup_menu (GtkWidget * widget) -{ - Tile *tile = TILE (widget); - - if (GTK_IS_MENU (tile->context_menu)) - { - gtk_menu_popup_at_widget (GTK_MENU (tile->context_menu), - widget, - GDK_GRAVITY_SOUTH_WEST, - GDK_GRAVITY_NORTH_WEST, - NULL); - - return TRUE; - } - - else - return FALSE; -} - -static void -tile_drag_begin (GtkWidget * widget, GdkDragContext * context) -{ - TilePrivate *priv; - - priv = tile_get_instance_private (TILE(widget)); - priv->is_dragging = TRUE; -} - -static void -tile_drag_data_get (GtkWidget * widget, GdkDragContext * context, GtkSelectionData * data, - guint info, guint time) -{ - gchar *uris[2]; - - if (TILE (widget)->uri) - { - uris[0] = TILE (widget)->uri; - uris[1] = NULL; - - gtk_selection_data_set_uris (data, uris); - } -} - -static void -tile_tile_action_triggered (Tile * tile, TileEvent * event, TileAction * action) -{ - if (action && action->func) - (*action->func) (tile, event, action); -} - -void -tile_trigger_action (Tile * tile, TileAction * action) -{ - tile_trigger_action_with_time (tile, action, GDK_CURRENT_TIME); -} - -void -tile_trigger_action_with_time (Tile * tile, TileAction * action, guint32 time) -{ - TileEvent *event = g_new0 (TileEvent, 1); - - event->type = TILE_EVENT_ACTION_TRIGGERED; - event->time = time; - - g_signal_emit (tile, tile_signals[TILE_ACTION_TRIGGERED_SIGNAL], 0, event, action); - g_free (event); -} - -static void -tile_action_triggered_event_marshal (GClosure * closure, GValue * retval, guint n_param, - const GValue * param, gpointer invocation_hint, gpointer marshal_data) -{ - marshal_func_VOID__POINTER_POINTER callback; - GCClosure *cc = (GCClosure *) closure; - gpointer data_0, data_1; - - g_return_if_fail (n_param == 3); - - if (G_CCLOSURE_SWAP_DATA (closure)) - { - data_0 = closure->data; - data_1 = g_value_peek_pointer (param); - } - else - { - data_0 = g_value_peek_pointer (param); - data_1 = closure->data; - } - - if (marshal_data) - callback = (marshal_func_VOID__POINTER_POINTER) marshal_data; - else - callback = (marshal_func_VOID__POINTER_POINTER) cc->callback; - - callback (data_0, g_value_peek_pointer (param + 1), g_value_peek_pointer (param + 2), - data_1); -} |