diff options
Diffstat (limited to 'lib/egg/eggdropdowntoolbutton.c')
| -rw-r--r-- | lib/egg/eggdropdowntoolbutton.c | 411 |
1 files changed, 0 insertions, 411 deletions
diff --git a/lib/egg/eggdropdowntoolbutton.c b/lib/egg/eggdropdowntoolbutton.c deleted file mode 100644 index 0ffe2f588..000000000 --- a/lib/egg/eggdropdowntoolbutton.c +++ /dev/null @@ -1,411 +0,0 @@ -/* GTK - The GIMP Toolkit - * - * Copyright (C) 2003 Ricardo Fernandez Pascual - * Copyright (C) 2004 Paolo Borelli - * - * This library 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. - * - * This library 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 this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - - -#include "config.h" - -#include "eggdropdowntoolbutton.h" - -#include <gtk/gtktogglebutton.h> -#include <gtk/gtkarrow.h> -#include <gtk/gtkhbox.h> -#include <gtk/gtkmenu.h> -#include <gtk/gtkmain.h> -#include <gdk/gdkkeysyms.h> - - -#define EGG_DROPDOWN_TOOL_BUTTON_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EGG_TYPE_DROPDOWN_TOOL_BUTTON, EggDropdownToolButtonPrivate)) - -struct _EggDropdownToolButtonPrivate -{ - GtkWidget *button; - GtkWidget *arrow_button; - GtkMenu *menu; -}; - -static void egg_dropdown_tool_button_init (EggDropdownToolButton *button); -static void egg_dropdown_tool_button_class_init (EggDropdownToolButtonClass *klass); -static void egg_dropdown_tool_button_finalize (GObject *object); - -enum { - MENU_ACTIVATED, - LAST_SIGNAL -}; - -static gint signals[LAST_SIGNAL]; - -static GObjectClass *parent_class = NULL; - -GType -egg_dropdown_tool_button_get_type (void) -{ - static GType type = 0; - - if (type == 0) - { - static const GTypeInfo info = - { - sizeof (EggDropdownToolButtonClass), - (GBaseInitFunc) 0, - (GBaseFinalizeFunc) 0, - (GClassInitFunc) egg_dropdown_tool_button_class_init, - (GClassFinalizeFunc) 0, - NULL, - sizeof (EggDropdownToolButton), - 0, /* n_preallocs */ - (GInstanceInitFunc) egg_dropdown_tool_button_init - }; - - type = g_type_register_static (GTK_TYPE_TOOL_BUTTON, - "EggDropdownToolButton", - &info, 0); - } - - return type; -} - -static gboolean -egg_dropdown_tool_button_set_tooltip (GtkToolItem *tool_item, - GtkTooltips *tooltips, - const char *tip_text, - const char *tip_private) -{ - EggDropdownToolButton *button; - - g_return_val_if_fail (EGG_IS_DROPDOWN_TOOL_BUTTON (tool_item), FALSE); - - button = EGG_DROPDOWN_TOOL_BUTTON (tool_item); - gtk_tooltips_set_tip (tooltips, button->priv->button, tip_text, tip_private); - - return TRUE; -} - -static void -egg_dropdown_tool_button_class_init (EggDropdownToolButtonClass *klass) -{ - GObjectClass *object_class; - GtkToolItemClass *toolitem_class; - GtkToolButtonClass *toolbutton_class; - - parent_class = g_type_class_peek_parent (klass); - - object_class = (GObjectClass *)klass; - toolitem_class = (GtkToolItemClass *)klass; - toolbutton_class = (GtkToolButtonClass *)klass; - - object_class->finalize = egg_dropdown_tool_button_finalize; - toolitem_class->set_tooltip = egg_dropdown_tool_button_set_tooltip; - - signals[MENU_ACTIVATED] = - g_signal_new ("menu-activated", - G_OBJECT_CLASS_TYPE (klass), - G_SIGNAL_RUN_FIRST, - G_STRUCT_OFFSET (EggDropdownToolButtonClass, menu_activated), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, 0); - - g_type_class_add_private (object_class, sizeof (EggDropdownToolButtonPrivate)); -} - -static void -button_state_changed_cb (GtkWidget *widget, - GtkStateType previous_state, - EggDropdownToolButton *button) -{ - EggDropdownToolButtonPrivate *priv = button->priv; - GtkWidget *b; - GtkStateType state = GTK_WIDGET_STATE (widget); - - b = (widget == priv->arrow_button) ? priv->button : priv->arrow_button; - - g_signal_handlers_block_by_func (G_OBJECT (b), - G_CALLBACK (button_state_changed_cb), - button); - - if (state == GTK_STATE_PRELIGHT && - previous_state != GTK_STATE_ACTIVE) - { - gtk_widget_set_state (b, state); - } - else if (state == GTK_STATE_NORMAL) - { - gtk_widget_set_state (b, state); - } - else if (state == GTK_STATE_ACTIVE) - { - gtk_widget_set_state (b, GTK_STATE_NORMAL); - } - - g_signal_handlers_unblock_by_func (G_OBJECT (b), - G_CALLBACK (button_state_changed_cb), - button); -} - -static void -menu_position_func (GtkMenu *menu, - int *x, - int *y, - gboolean *push_in, - EggDropdownToolButton *button) -{ - EggDropdownToolButtonPrivate *priv; - GtkWidget *widget; - GtkRequisition menu_requisition; - int max_x, max_y; - - priv = button->priv; - widget = GTK_WIDGET (button); - - gdk_window_get_origin (widget->window, x, y); - gtk_widget_size_request (GTK_WIDGET (priv->menu), &menu_requisition); - - if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL) - *x += widget->allocation.x + - widget->allocation.width - - menu_requisition.width; - else - *x += widget->allocation.x; - - *y += widget->allocation.y + widget->allocation.height; - - /* Make sure we are on the screen. */ - max_x = MAX (0, gdk_screen_width () - menu_requisition.width); - max_y = MAX (0, gdk_screen_height () - menu_requisition.height); - - *x = CLAMP (*x, 0, max_x); - *y = CLAMP (*y, 0, max_y); -} - -static void -popup_menu_under_arrow (EggDropdownToolButton *button, - GdkEventButton *event) -{ - EggDropdownToolButtonPrivate *priv = button->priv; - - gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->arrow_button), TRUE); - - g_signal_emit (button, signals[MENU_ACTIVATED], 0); - - if (!priv->menu) - return; - - gtk_menu_popup (priv->menu, NULL, NULL, - (GtkMenuPositionFunc) menu_position_func, - button, - event ? event->button : 0, - event ? event->time : gtk_get_current_event_time ()); -} - -static gboolean -arrow_button_press_event_cb (GtkWidget *widget, - GdkEventButton *event, - EggDropdownToolButton *button) -{ - popup_menu_under_arrow (button, event); - - return TRUE; -} - -static gboolean -arrow_key_press_event_cb (GtkWidget *widget, - GdkEventKey *event, - EggDropdownToolButton *button) -{ - if (event->keyval == GDK_space || - event->keyval == GDK_KP_Space || - event->keyval == GDK_Return || - event->keyval == GDK_KP_Enter || - event->keyval == GDK_Menu) - { - popup_menu_under_arrow (button, NULL); - } - - return FALSE; -} - -/* right click on the button shows the menu */ -static gboolean -button_button_press_event_cb (GtkWidget *widget, - GdkEventButton *event, - EggDropdownToolButton *button) -{ - if (event->button == 3) - { - popup_menu_under_arrow (button, event); - - return TRUE; - } - - return FALSE; -} - -static void -button_popup_menu_cb (GtkWidget *widget, - EggDropdownToolButton *button) -{ - popup_menu_under_arrow (button, NULL); -} - -static void -egg_dropdown_tool_button_init (EggDropdownToolButton *button) -{ - GtkWidget *hbox; - GtkWidget *arrow; - GtkWidget *arrow_button; - GtkWidget *real_button; - - button->priv = EGG_DROPDOWN_TOOL_BUTTON_GET_PRIVATE (button); - - gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (button), FALSE); - - hbox = gtk_hbox_new (FALSE, 0); - - real_button = GTK_BIN (button)->child; - g_object_ref (real_button); - gtk_container_remove (GTK_CONTAINER (button), real_button); - gtk_container_add (GTK_CONTAINER (hbox), real_button); - g_object_unref (real_button); - - arrow_button = gtk_toggle_button_new (); - arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT); - gtk_button_set_relief (GTK_BUTTON (arrow_button), GTK_RELIEF_NONE); - gtk_container_add (GTK_CONTAINER (arrow_button), arrow); - - gtk_box_pack_end (GTK_BOX (hbox), arrow_button, - FALSE, FALSE, 0); - gtk_widget_show_all (hbox); - - gtk_container_add (GTK_CONTAINER (button), hbox); - - button->priv->button = real_button; - button->priv->arrow_button = arrow_button; - - g_signal_connect (real_button, "state_changed", - G_CALLBACK (button_state_changed_cb), button); - g_signal_connect (real_button, "button_press_event", - G_CALLBACK (button_button_press_event_cb), button); - g_signal_connect (real_button, "popup_menu", - G_CALLBACK (button_popup_menu_cb), button); - g_signal_connect (arrow_button, "state_changed", - G_CALLBACK (button_state_changed_cb), button); - g_signal_connect (arrow_button, "key_press_event", - G_CALLBACK (arrow_key_press_event_cb), button); - g_signal_connect (arrow_button, "button_press_event", - G_CALLBACK (arrow_button_press_event_cb), button); -} - -static void -egg_dropdown_tool_button_finalize (GObject *object) -{ - EggDropdownToolButton *button; - - button = EGG_DROPDOWN_TOOL_BUTTON (object); - - if (button->priv->menu) - g_object_unref (button->priv->menu); - - G_OBJECT_CLASS (parent_class)->finalize (object); -} - -GtkToolItem * -egg_dropdown_tool_button_new (void) -{ - EggDropdownToolButton *button; - - button = g_object_new (EGG_TYPE_DROPDOWN_TOOL_BUTTON, - NULL); - - return GTK_TOOL_ITEM (button); -} - -GtkToolItem * -egg_dropdown_tool_button_new_from_stock (const gchar *stock_id) -{ - EggDropdownToolButton *button; - - g_return_val_if_fail (stock_id != NULL, NULL); - - button = g_object_new (EGG_TYPE_DROPDOWN_TOOL_BUTTON, - "stock_id", stock_id, - NULL); - - return GTK_TOOL_ITEM (button); -} - -/* Callback for the "deactivate" signal on the pop-up menu. - * This is used so that we unset the state of the toggle button - * when the pop-up menu disappears. - */ -static int -menu_deactivate_cb (GtkMenuShell *menu_shell, - EggDropdownToolButton *button) -{ - EggDropdownToolButtonPrivate *priv = button->priv; - - gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->arrow_button), FALSE); - - return TRUE; -} - -void -egg_dropdown_tool_button_set_menu (EggDropdownToolButton *button, - GtkMenuShell *menu) -{ - EggDropdownToolButtonPrivate *priv; - - g_return_if_fail (EGG_IS_DROPDOWN_TOOL_BUTTON (button)); - g_return_if_fail (GTK_IS_MENU (menu)); - - priv = button->priv; - - if (priv->menu != GTK_MENU (menu)) - { - if (priv->menu) - g_object_unref (priv->menu); - - priv->menu = GTK_MENU (menu); - - g_object_ref (priv->menu); - gtk_object_sink (GTK_OBJECT (priv->menu)); - - g_signal_connect (button->priv->menu, "deactivate", - G_CALLBACK (menu_deactivate_cb), button); - } -} - -GtkMenuShell * -egg_dropdown_tool_button_get_menu (EggDropdownToolButton *button) -{ - return GTK_MENU_SHELL (button->priv->menu); -} - -void -egg_dropdown_tool_button_set_arrow_tooltip (EggDropdownToolButton *button, - GtkTooltips *tooltips, - const gchar *tip_text, - const gchar *tip_private) -{ - g_return_if_fail (EGG_IS_DROPDOWN_TOOL_BUTTON (button)); - - gtk_tooltips_set_tip (tooltips, button->priv->arrow_button, tip_text, tip_private); -} - |