96 lines
3.9 KiB
C
96 lines
3.9 KiB
C
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/* LIBPIKA - The PIKA Library
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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*
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* pikascrolledpreview.h
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*
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* This library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <https://www.gnu.org/licenses/>.
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*/
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#if !defined (__PIKA_WIDGETS_H_INSIDE__) && !defined (PIKA_WIDGETS_COMPILATION)
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#error "Only <libpikawidgets/pikawidgets.h> can be included directly."
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#endif
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#ifndef __PIKA_SCROLLED_PREVIEW_H__
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#define __PIKA_SCROLLED_PREVIEW_H__
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#include "pikapreview.h"
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G_BEGIN_DECLS
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/* For information look into the C source or the html documentation */
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#define PIKA_TYPE_SCROLLED_PREVIEW (pika_scrolled_preview_get_type ())
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#define PIKA_SCROLLED_PREVIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_SCROLLED_PREVIEW, PikaScrolledPreview))
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#define PIKA_SCROLLED_PREVIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_SCROLLED_PREVIEW, PikaScrolledPreviewClass))
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#define PIKA_IS_SCROLLED_PREVIEW(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_SCROLLED_PREVIEW))
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#define PIKA_IS_SCROLLED_PREVIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_SCROLLED_PREVIEW))
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#define PIKA_SCROLLED_PREVIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_SCROLLED_PREVIEW, PikaScrolledPreviewClass))
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typedef struct _PikaScrolledPreviewPrivate PikaScrolledPreviewPrivate;
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typedef struct _PikaScrolledPreviewClass PikaScrolledPreviewClass;
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struct _PikaScrolledPreview
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{
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PikaPreview parent_instance;
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};
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struct _PikaScrolledPreviewClass
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{
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PikaPreviewClass parent_class;
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/* Padding for future expansion */
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void (* _pika_reserved1) (void);
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void (* _pika_reserved2) (void);
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void (* _pika_reserved3) (void);
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void (* _pika_reserved4) (void);
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void (* _pika_reserved5) (void);
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void (* _pika_reserved6) (void);
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void (* _pika_reserved7) (void);
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void (* _pika_reserved8) (void);
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};
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GType pika_scrolled_preview_get_type (void) G_GNUC_CONST;
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void pika_scrolled_preview_set_position (PikaScrolledPreview *preview,
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gint x,
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gint y);
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void pika_scrolled_preview_set_policy (PikaScrolledPreview *preview,
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GtkPolicyType hscrollbar_policy,
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GtkPolicyType vscrollbar_policy);
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void pika_scrolled_preview_get_adjustments (PikaScrolledPreview *preview,
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GtkAdjustment **hadj,
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GtkAdjustment **vadj);
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/* only for use from derived widgets */
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void pika_scrolled_preview_freeze (PikaScrolledPreview *preview);
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void pika_scrolled_preview_thaw (PikaScrolledPreview *preview);
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/* utility function for scrolled-window like pika widgets like the canvas */
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void pika_scroll_adjustment_values (GdkEventScroll *sevent,
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GtkAdjustment *hadj,
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GtkAdjustment *vadj,
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gdouble *hvalue,
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gdouble *vvalue);
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G_END_DECLS
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#endif /* __PIKA_SCROLLED_PREVIEW_H__ */
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