* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
+ * 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
- * Library General Public License for more details.
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU Library General Public
+ * 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.
*/
+
+/*
+ * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
+ * file for a list of people on the GTK+ Team. See the ChangeLog
+ * files for a list of changes. These files are distributed with
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
+ */
+
#ifndef __GTK_WIDGET_H__
#define __GTK_WIDGET_H__
GTK_PARENT_SENSITIVE = 1 << 10,
GTK_CAN_FOCUS = 1 << 11,
GTK_HAS_FOCUS = 1 << 12,
+
+ /* widget is allowed to receive the default via gtk_widget_grab_default
+ * and will reserve space to draw the default if possible */
GTK_CAN_DEFAULT = 1 << 13,
+
+ /* the widget currently is receiving the default action and should be drawn
+ * appropriately if possible */
GTK_HAS_DEFAULT = 1 << 14,
+
GTK_HAS_GRAB = 1 << 15,
GTK_RC_STYLE = 1 << 16,
GTK_COMPOSITE_CHILD = 1 << 17,
GTK_NO_REPARENT = 1 << 18,
GTK_APP_PAINTABLE = 1 << 19,
- GTK_RECEIVES_DEFAULT = 1 << 20
+
+ /* the widget when focused will receive the default action and have
+ * HAS_DEFAULT set even if there is a different widget set as default */
+ GTK_RECEIVES_DEFAULT = 1 << 20,
+
+ GTK_DOUBLE_BUFFERED = 1 << 21
} GtkWidgetFlags;
/* Macro for casting a pointer to a GtkWidget or GtkWidgetClass pointer.
#define GTK_WIDGET_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_WIDGET, GtkWidgetClass))
#define GTK_IS_WIDGET(widget) (GTK_CHECK_TYPE ((widget), GTK_TYPE_WIDGET))
#define GTK_IS_WIDGET_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WIDGET))
+#define GTK_WIDGET_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_WIDGET, GtkWidgetClass))
/* Macros for extracting various fields from GtkWidget and GtkWidgetClass.
*/
#define GTK_WIDGET_COMPOSITE_CHILD(wid) ((GTK_WIDGET_FLAGS (wid) & GTK_COMPOSITE_CHILD) != 0)
#define GTK_WIDGET_APP_PAINTABLE(wid) ((GTK_WIDGET_FLAGS (wid) & GTK_APP_PAINTABLE) != 0)
#define GTK_WIDGET_RECEIVES_DEFAULT(wid) ((GTK_WIDGET_FLAGS (wid) & GTK_RECEIVES_DEFAULT) != 0)
+#define GTK_WIDGET_DOUBLE_BUFFERED(wid) ((GTK_WIDGET_FLAGS (wid) & GTK_DOUBLE_BUFFERED) != 0)
/* Macros for setting and clearing widget flags.
*/
typedef struct _GtkRequisition GtkRequisition;
-typedef struct _GtkAllocation GtkAllocation;
+typedef struct _GdkRectangle GtkAllocation;
typedef struct _GtkSelectionData GtkSelectionData;
typedef struct _GtkWidgetClass GtkWidgetClass;
typedef struct _GtkWidgetAuxInfo GtkWidgetAuxInfo;
*/
struct _GtkRequisition
{
- gint16 width;
- gint16 height;
-};
-
-/* An allocation is a size and position. Where a widget
- * can ask for a desired size, it is actually given
- * this amount of space at the specified position.
- */
-struct _GtkAllocation
-{
- gint16 x;
- gint16 y;
- guint16 width;
- guint16 height;
+ gint width;
+ gint height;
};
/* The contents of a selection are returned in a GtkSelectionData
guint set_scroll_adjustments_signal;
/* basics */
- void (* show) (GtkWidget *widget);
- void (* show_all) (GtkWidget *widget);
- void (* hide) (GtkWidget *widget);
- void (* hide_all) (GtkWidget *widget);
- void (* map) (GtkWidget *widget);
- void (* unmap) (GtkWidget *widget);
- void (* realize) (GtkWidget *widget);
- void (* unrealize) (GtkWidget *widget);
- void (* draw) (GtkWidget *widget,
- GdkRectangle *area);
- void (* draw_focus) (GtkWidget *widget);
- void (* draw_default) (GtkWidget *widget);
- void (* size_request) (GtkWidget *widget,
- GtkRequisition *requisition);
- void (* size_allocate) (GtkWidget *widget,
- GtkAllocation *allocation);
- void (* state_changed) (GtkWidget *widget,
- GtkStateType previous_state);
- void (* parent_set) (GtkWidget *widget,
- GtkWidget *previous_parent);
- void (* style_set) (GtkWidget *widget,
- GtkStyle *previous_style);
+ void (* show) (GtkWidget *widget);
+ void (* show_all) (GtkWidget *widget);
+ void (* hide) (GtkWidget *widget);
+ void (* hide_all) (GtkWidget *widget);
+ void (* map) (GtkWidget *widget);
+ void (* unmap) (GtkWidget *widget);
+ void (* realize) (GtkWidget *widget);
+ void (* unrealize) (GtkWidget *widget);
+ void (* draw) (GtkWidget *widget,
+ GdkRectangle *area);
+ void (* draw_focus) (GtkWidget *widget);
+ void (* draw_default) (GtkWidget *widget);
+ void (* size_request) (GtkWidget *widget,
+ GtkRequisition *requisition);
+ void (* size_allocate) (GtkWidget *widget,
+ GtkAllocation *allocation);
+ void (* state_changed) (GtkWidget *widget,
+ GtkStateType previous_state);
+ void (* parent_set) (GtkWidget *widget,
+ GtkWidget *previous_parent);
+ void (* style_set) (GtkWidget *widget,
+ GtkStyle *previous_style);
+ void (* direction_changed) (GtkWidget *widget,
+ GtkTextDirection previous_direction);
/* accelerators */
gint (* add_accelerator) (GtkWidget *widget,
GdkEventButton *event);
gint (* button_release_event) (GtkWidget *widget,
GdkEventButton *event);
+ gint (* scroll_event) (GtkWidget *widget,
+ GdkEventScroll *event);
gint (* motion_notify_event) (GtkWidget *widget,
GdkEventMotion *event);
gint (* delete_event) (GtkWidget *widget,
GdkDragContext *context,
GtkSelectionData *selection_data,
guint info,
- guint32 time);
+ guint time);
void (* drag_data_delete) (GtkWidget *widget,
GdkDragContext *context);
gint y,
GtkSelectionData *selection_data,
guint info,
- guint32 time);
+ guint time);
/* action signals */
void (* debug_msg) (GtkWidget *widget,
const gchar *string);
+
+ /* Padding for future expandsion */
+ GtkFunction pad1;
+ GtkFunction pad2;
+ GtkFunction pad3;
+ GtkFunction pad4;
};
struct _GtkWidgetAuxInfo
GdkBitmap *shape_mask;
};
-
-GtkType gtk_widget_get_type (void);
+GtkType gtk_widget_get_type (void) G_GNUC_CONST;
GtkWidget* gtk_widget_new (GtkType type,
const gchar *first_arg_name,
...);
GtkWidget* gtk_widget_newv (GtkType type,
guint nargs,
GtkArg *args);
-void gtk_widget_ref (GtkWidget *widget);
+GtkWidget* gtk_widget_ref (GtkWidget *widget);
void gtk_widget_unref (GtkWidget *widget);
void gtk_widget_destroy (GtkWidget *widget);
void gtk_widget_destroyed (GtkWidget *widget,
GtkRequisition *requisition);
void gtk_widget_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
-void gtk_widget_get_child_requisition (GtkWidget *widget,
- GtkRequisition *requisition);
+void gtk_widget_get_child_requisition (GtkWidget *widget,
+ GtkRequisition *requisition);
void gtk_widget_add_accelerator (GtkWidget *widget,
const gchar *accel_signal,
GtkAccelGroup *accel_group,
guint accel_mods);
void gtk_widget_lock_accelerators (GtkWidget *widget);
void gtk_widget_unlock_accelerators (GtkWidget *widget);
+gboolean gtk_widget_accelerators_locked (GtkWidget *widget);
gint gtk_widget_event (GtkWidget *widget,
GdkEvent *event);
gboolean sensitive);
void gtk_widget_set_app_paintable (GtkWidget *widget,
gboolean app_paintable);
+void gtk_widget_set_double_buffered (GtkWidget *widget,
+ gboolean double_buffered);
void gtk_widget_set_parent (GtkWidget *widget,
GtkWidget *parent);
void gtk_widget_set_parent_window (GtkWidget *widget,
*/
void gtk_widget_set_colormap (GtkWidget *widget,
GdkColormap *colormap);
-void gtk_widget_set_visual (GtkWidget *widget,
- GdkVisual *visual);
-
gint gtk_widget_get_events (GtkWidget *widget);
void gtk_widget_get_pointer (GtkWidget *widget,
GtkStyle* gtk_widget_get_style (GtkWidget *widget);
void gtk_widget_restore_default_style (GtkWidget *widget);
-void gtk_widget_modify_style (GtkWidget *widget,
- GtkRcStyle *style);
+void gtk_widget_modify_style (GtkWidget *widget,
+ GtkRcStyle *style);
+GtkRcStyle *gtk_widget_get_modifier_style (GtkWidget *widget);
+void gtk_widget_modify_fg (GtkWidget *widget,
+ GtkStateType state,
+ GdkColor *color);
+void gtk_widget_modify_bg (GtkWidget *widget,
+ GtkStateType state,
+ GdkColor *color);
+void gtk_widget_modify_text (GtkWidget *widget,
+ GtkStateType state,
+ GdkColor *color);
+void gtk_widget_modify_base (GtkWidget *widget,
+ GtkStateType state,
+ GdkColor *color);
+void gtk_widget_modify_font (GtkWidget *widget,
+ PangoFontDescription *font_desc);
+
+PangoContext *gtk_widget_create_pango_context (GtkWidget *widget);
+PangoContext *gtk_widget_get_pango_context (GtkWidget *widget);
+PangoLayout *gtk_widget_create_pango_layout (GtkWidget *widget,
+ const gchar *text);
+
+GdkPixbuf* gtk_widget_render_stock_icon (GtkWidget *widget,
+ const gchar *stock_id,
+ const gchar *size,
+ const gchar *detail);
/* handle composite names for GTK_COMPOSITE_CHILD widgets,
* the returned name is newly allocated.
*/
void gtk_widget_set_composite_name (GtkWidget *widget,
- gchar *name);
+ const gchar *name);
gchar* gtk_widget_get_composite_name (GtkWidget *widget);
/* Descend recursively and set rc-style on all widgets without user styles */
*/
void gtk_widget_push_style (GtkStyle *style);
void gtk_widget_push_colormap (GdkColormap *cmap);
-void gtk_widget_push_visual (GdkVisual *visual);
void gtk_widget_push_composite_child (void);
void gtk_widget_pop_composite_child (void);
void gtk_widget_pop_style (void);
void gtk_widget_pop_colormap (void);
-void gtk_widget_pop_visual (void);
/* Set certain default values to be used at widget creation time.
*/
void gtk_widget_set_default_style (GtkStyle *style);
void gtk_widget_set_default_colormap (GdkColormap *colormap);
-void gtk_widget_set_default_visual (GdkVisual *visual);
GtkStyle* gtk_widget_get_default_style (void);
GdkColormap* gtk_widget_get_default_colormap (void);
GdkVisual* gtk_widget_get_default_visual (void);
+/* Functions for setting directionality for widgets
+ */
+
+void gtk_widget_set_direction (GtkWidget *widget,
+ GtkTextDirection dir);
+GtkTextDirection gtk_widget_get_direction (GtkWidget *widget);
+
+void gtk_widget_set_default_direction (GtkTextDirection dir);
+GtkTextDirection gtk_widget_get_default_direction (void);
+
/* Counterpart to gdk_window_shape_combine_mask.
*/
void gtk_widget_shape_combine_mask (GtkWidget *widget,
projects / ~andy / gtk / blobdiff