| 1 | /* GTK - The GIMP Toolkit |
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| 2 | * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald |
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| 3 | * |
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| 4 | * This library is free software; you can redistribute it and/or |
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| 5 | * modify it under the terms of the GNU Library General Public |
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| 6 | * License as published by the Free Software Foundation; either |
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| 7 | * version 2 of the License, or (at your option) any later version. |
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| 8 | * |
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| 9 | * This library is distributed in the hope that it will be useful, |
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | * Library General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU Library General Public |
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| 15 | * License along with this library; if not, write to the |
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| 16 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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| 17 | * Boston, MA 02111-1307, USA. |
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| 18 | * |
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| 19 | * GtkLayout: Widget for scrolling of arbitrary-sized areas. |
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| 20 | * |
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| 21 | * Copyright Owen Taylor, 1998 |
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| 22 | */ |
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| 23 | |
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| 24 | /* |
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| 25 | * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS |
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| 26 | * file for a list of people on the GTK+ Team. See the ChangeLog |
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| 27 | * files for a list of changes. These files are distributed with |
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| 28 | * GTK+ at ftp://ftp.gtk.org/pub/gtk/. |
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| 29 | */ |
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| 30 | |
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| 31 | #ifndef __GTK_LAYOUT_H |
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| 32 | #define __GTK_LAYOUT_H |
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| 33 | |
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| 34 | #include <gdk/gdk.h> |
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| 35 | #include <gtk/gtkcontainer.h> |
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| 36 | #include <gtk/gtkadjustment.h> |
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| 37 | |
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| 38 | #ifdef __cplusplus |
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| 39 | extern "C" { |
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| 40 | #endif /* __cplusplus */ |
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| 41 | |
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| 42 | #define GTK_TYPE_LAYOUT (gtk_layout_get_type ()) |
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| 43 | #define GTK_LAYOUT(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_LAYOUT, GtkLayout)) |
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| 44 | #define GTK_LAYOUT_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_LAYOUT, GtkLayoutClass)) |
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| 45 | #define GTK_IS_LAYOUT(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_LAYOUT)) |
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| 46 | #define GTK_IS_LAYOUT_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_LAYOUT)) |
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| 47 | |
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| 48 | typedef struct _GtkLayout GtkLayout; |
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| 49 | typedef struct _GtkLayoutClass GtkLayoutClass; |
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| 50 | |
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| 51 | struct _GtkLayout { |
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| 52 | GtkContainer container; |
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| 53 | |
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| 54 | GList *children; |
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| 55 | |
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| 56 | guint width; |
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| 57 | guint height; |
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| 58 | |
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| 59 | guint xoffset; |
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| 60 | guint yoffset; |
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| 61 | |
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| 62 | GtkAdjustment *hadjustment; |
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| 63 | GtkAdjustment *vadjustment; |
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| 64 | |
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| 65 | GdkWindow *bin_window; |
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| 66 | |
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| 67 | GdkVisibilityState visibility; |
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| 68 | gulong configure_serial; |
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| 69 | gint scroll_x; |
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| 70 | gint scroll_y; |
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| 71 | |
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| 72 | guint freeze_count; |
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| 73 | }; |
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| 74 | |
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| 75 | struct _GtkLayoutClass { |
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| 76 | GtkContainerClass parent_class; |
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| 77 | |
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| 78 | void (*set_scroll_adjustments) (GtkLayout *layout, |
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| 79 | GtkAdjustment *hadjustment, |
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| 80 | GtkAdjustment *vadjustment); |
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| 81 | }; |
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| 82 | |
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| 83 | GtkType gtk_layout_get_type (void); |
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| 84 | GtkWidget* gtk_layout_new (GtkAdjustment *hadjustment, |
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| 85 | GtkAdjustment *vadjustment); |
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| 86 | void gtk_layout_put (GtkLayout *layout, |
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| 87 | GtkWidget *widget, |
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| 88 | gint x, |
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| 89 | gint y); |
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| 90 | |
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| 91 | void gtk_layout_move (GtkLayout *layout, |
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| 92 | GtkWidget *widget, |
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| 93 | gint x, |
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| 94 | gint y); |
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| 95 | |
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| 96 | void gtk_layout_set_size (GtkLayout *layout, |
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| 97 | guint width, |
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| 98 | guint height); |
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| 99 | |
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| 100 | GtkAdjustment* gtk_layout_get_hadjustment (GtkLayout *layout); |
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| 101 | GtkAdjustment* gtk_layout_get_vadjustment (GtkLayout *layout); |
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| 102 | void gtk_layout_set_hadjustment (GtkLayout *layout, |
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| 103 | GtkAdjustment *adjustment); |
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| 104 | void gtk_layout_set_vadjustment (GtkLayout *layout, |
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| 105 | GtkAdjustment *adjustment); |
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| 106 | |
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| 107 | /* These disable and enable moving and repainting the scrolling window |
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| 108 | * of the GtkLayout, respectively. If you want to update the layout's |
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| 109 | * offsets but do not want it to repaint itself, you should use these |
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| 110 | * functions. |
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| 111 | * |
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| 112 | * - I don't understand these are supposed to work, so I suspect |
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| 113 | * - they don't now. OWT 1/20/98 |
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| 114 | */ |
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| 115 | void gtk_layout_freeze (GtkLayout *layout); |
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| 116 | void gtk_layout_thaw (GtkLayout *layout); |
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| 117 | |
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| 118 | #ifdef __cplusplus |
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| 119 | } |
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| 120 | #endif /* __cplusplus */ |
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| 121 | |
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| 122 | #endif /* __GTK_LAYOUT_H */ |
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