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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 |
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20 /* |
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21 * Copyright 2000 Syd Logan |
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22 */ |
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23 |
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24 #ifndef __GTK_TICKER_H__ |
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25 #define __GTK_TICKER_H__ |
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26 |
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27 |
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28 #include <gdk/gdk.h> |
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29 #include <gtk/gtkcontainer.h> |
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30 #include <gtk/gtkmain.h> |
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31 |
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32 |
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33 #ifdef __cplusplus |
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34 extern "C" { |
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35 #endif /* __cplusplus */ |
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36 |
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37 #define GTK_TYPE_TICKER (gtk_ticker_get_type ()) |
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38 #define GTK_TICKER(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_TICKER, GtkTicker)) |
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39 #define GTK_TICKER_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_TICKER, GtkTickerClass)) |
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40 #define GTK_IS_TICKER(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_TICKER)) |
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41 #define GTK_IS_TICKER_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_TICKER)) |
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42 |
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43 |
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44 typedef struct _GtkTicker GtkTicker; |
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45 typedef struct _GtkTickerClass GtkTickerClass; |
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46 typedef struct _GtkTickerChild GtkTickerChild; |
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47 |
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48 /* XXX children move from right to left, should be able to go other way */ |
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49 |
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50 struct _GtkTicker |
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51 { |
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52 GtkContainer container; |
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53 guint interval; /* how often to scootch */ |
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54 gint spacing; /* inter-child horizontal spacing */ |
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55 guint scootch; /* how many pixels to move each scootch */ |
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56 gint timer; /* timer object */ |
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57 gint total; /* total width of widgets */ |
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58 gint width; /* width of containing window */ |
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59 gboolean dirty; |
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60 GList *children; |
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61 }; |
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62 |
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63 struct _GtkTickerClass |
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64 { |
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65 GtkContainerClass parent_class; |
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66 }; |
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67 |
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68 struct _GtkTickerChild |
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69 { |
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70 GtkWidget *widget; |
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71 gint x; /* current position */ |
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72 gint offset; /* offset in list */ |
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73 }; |
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74 |
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75 |
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76 GtkType gtk_ticker_get_type (void); |
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77 GtkWidget* gtk_ticker_new (void); |
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78 void gtk_ticker_add (GtkTicker *ticker, |
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79 GtkWidget *widget); |
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80 void gtk_ticker_remove (GtkTicker *ticker, |
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81 GtkWidget *widget); |
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82 void gtk_ticker_set_interval (GtkTicker *ticker, |
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83 gint interval); |
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84 guint gtk_ticker_get_interval (GtkTicker *ticker); |
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85 void gtk_ticker_set_spacing (GtkTicker *ticker, |
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86 gint spacing); |
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87 guint gtk_ticker_get_spacing (GtkTicker *ticker); |
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88 void gtk_ticker_set_scootch (GtkTicker *ticker, |
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89 gint scootch); |
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90 guint gtk_ticker_get_scootch (GtkTicker *ticker); |
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91 void gtk_ticker_start_scroll (GtkTicker *ticker); |
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92 void gtk_ticker_stop_scroll (GtkTicker *ticker); |
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93 |
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94 #ifdef __cplusplus |
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95 } |
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96 #endif /* __cplusplus */ |
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97 |
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98 |
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99 #endif /* __GTK_TICKER_H__ */ |