Mercurial > hg > xemacs-beta
annotate src/console-gtk.c @ 5537:2df2d9171f20
Suppress a "shadowed local" warning.
| author | Stephen J. Turnbull <stephen@xemacs.org> |
|---|---|
| date | Mon, 08 Aug 2011 13:57:18 +0900 |
| parents | 308d34e9f07d |
| children | 56144c8593a8 |
| rev | line source |
|---|---|
| 462 | 1 /* Console functions for X windows. |
| 2 Copyright (C) 1996 Ben Wing. | |
| 3 | |
| 4 This file is part of XEmacs. | |
| 5 | |
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6 XEmacs is free software: you can redistribute it and/or modify it |
| 462 | 7 under the terms of the GNU General Public License as published by the |
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8 Free Software Foundation, either version 3 of the License, or (at your |
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9 option) any later version. |
| 462 | 10 |
| 11 XEmacs is distributed in the hope that it will be useful, but WITHOUT | |
| 12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 for more details. | |
| 15 | |
| 16 You should have received a copy of the GNU General Public License | |
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17 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */ |
| 462 | 18 |
| 19 /* Synched up with: Not in FSF. */ | |
| 20 | |
| 21 /* Authorship: | |
| 22 | |
| 23 Ben Wing: January 1996, for 19.14. | |
| 24 William Perry: April 2000, for 21.1 (Gtk version) | |
| 25 */ | |
| 26 | |
| 27 #include <config.h> | |
| 28 #include "lisp.h" | |
| 29 | |
| 30 #include "process.h" /* canonicalize_host_name */ | |
| 31 #include "redisplay.h" /* for display_arg */ | |
| 32 | |
| 2828 | 33 #include "charset.h" |
| 34 #include "elhash.h" | |
| 35 | |
| 872 | 36 #include "console-gtk-impl.h" |
| 37 | |
| 462 | 38 DEFINE_CONSOLE_TYPE (gtk); |
| 39 | |
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40 Lisp_Object Vgtk_seen_characters; |
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41 |
| 462 | 42 static int |
| 2286 | 43 gtk_initially_selected_for_input (struct console *UNUSED (con)) |
| 462 | 44 { |
| 45 return 1; | |
| 46 } | |
| 47 | |
| 48 /* Remember, in all of the following functions, we have to verify | |
| 49 the integrity of our input, because the generic functions don't. */ | |
| 50 | |
| 51 static Lisp_Object | |
| 2286 | 52 gtk_device_to_console_connection (Lisp_Object connection, |
| 53 Error_Behavior UNUSED (errb)) | |
| 462 | 54 { |
| 55 /* Strip the trailing .# off of the connection, if it's there. */ | |
| 56 | |
| 57 if (NILP (connection)) | |
| 58 return Qnil; | |
| 59 else | |
| 60 { | |
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61 connection = build_ascstring ("gtk"); |
| 462 | 62 } |
| 63 return connection; | |
| 64 } | |
| 65 | |
| 66 static Lisp_Object | |
| 67 gtk_semi_canonicalize_console_connection (Lisp_Object connection, | |
| 2286 | 68 Error_Behavior UNUSED (errb)) |
| 462 | 69 { |
| 70 struct gcpro gcpro1; | |
| 71 | |
| 72 GCPRO1 (connection); | |
| 73 | |
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74 connection = build_ascstring ("gtk"); |
| 462 | 75 |
| 76 RETURN_UNGCPRO (connection); | |
| 77 } | |
| 78 | |
| 79 static Lisp_Object | |
| 2286 | 80 gtk_canonicalize_console_connection (Lisp_Object connection, |
| 81 Error_Behavior UNUSED (errb)) | |
| 462 | 82 { |
| 83 Lisp_Object hostname = Qnil; | |
| 84 struct gcpro gcpro1, gcpro2; | |
| 85 | |
| 86 GCPRO2 (connection, hostname); | |
| 87 | |
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88 connection = build_ascstring ("gtk"); |
| 462 | 89 |
| 90 RETURN_UNGCPRO (connection); | |
| 91 } | |
| 92 | |
| 93 static Lisp_Object | |
| 94 gtk_semi_canonicalize_device_connection (Lisp_Object connection, | |
| 2286 | 95 Error_Behavior UNUSED (errb)) |
| 462 | 96 { |
| 97 struct gcpro gcpro1; | |
| 98 | |
| 99 GCPRO1 (connection); | |
| 100 | |
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101 connection = build_ascstring("gtk"); |
| 462 | 102 |
| 103 RETURN_UNGCPRO (connection); | |
| 104 } | |
| 105 | |
| 106 static Lisp_Object | |
| 2286 | 107 gtk_canonicalize_device_connection (Lisp_Object connection, |
| 108 Error_Behavior UNUSED (errb)) | |
| 462 | 109 { |
| 110 struct gcpro gcpro1; | |
| 111 | |
| 112 GCPRO1 (connection); | |
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113 connection = build_ascstring("gtk"); |
| 462 | 114 |
| 115 RETURN_UNGCPRO (connection); | |
| 116 } | |
| 117 | |
| 2828 | 118 extern Lisp_Object gtk_keysym_to_character(guint keysym); |
| 119 | |
| 120 static Lisp_Object | |
| 121 gtk_perhaps_init_unseen_key_defaults (struct console *UNUSED(con), | |
| 122 Lisp_Object key) | |
| 123 { | |
| 124 Lisp_Object char_to_associate = Qnil; | |
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125 extern Lisp_Object Vcurrent_global_map, Qcharacter_of_keysym; |
| 2828 | 126 |
| 127 if (SYMBOLP(key)) | |
| 128 { | |
| 129 gchar *symbol_name; | |
| 130 DECLARE_EISTRING(ei_symname); | |
| 131 | |
| 132 eicpy_rawz(ei_symname, XSTRING_DATA(symbol_name(XSYMBOL(key)))); | |
| 133 | |
| 134 /* No information on the coding system of the string key names in GDK, | |
| 135 to my knowledge. Defaulting to binary, */ | |
| 136 eito_external(ei_symname, Qbinary); | |
| 137 symbol_name = eiextdata(ei_symname); | |
| 138 | |
| 139 /* GTK 2.0 has an API we can use, and makes this available in gdkkeys.h | |
| 140 | |
| 141 This has yet to be compiled, because XEmacs' GTK support hasn't yet moved | |
| 142 to 2.0. So if you're porting XEmacs to GTK 2.0, bear that in mind. */ | |
| 143 char_to_associate | |
| 144 #ifdef __GDK_KEYS_H__ | |
| 145 = Funicode_to_char | |
| 146 (make_int(gdk_keyval_to_unicode | |
| 147 (gdk_keyval_from_name(symbol_name))), Qnil); | |
| 148 #else /* GTK 1.whatever doesn't. Use the X11 map. */ | |
| 149 = gtk_keysym_to_character(gdk_keyval_from_name(symbol_name)); | |
| 150 #endif | |
| 151 } | |
| 152 else | |
| 153 { | |
| 154 CHECK_CHAR(key); | |
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155 char_to_associate = key; |
| 2828 | 156 } |
| 157 | |
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158 if (!(HASH_TABLEP(Vgtk_seen_characters))) |
| 2828 | 159 { |
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160 Vgtk_seen_characters = make_lisp_hash_table (128, HASH_TABLE_NON_WEAK, |
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161 Qequal); |
| 2828 | 162 } |
| 163 | |
| 164 /* Might give the user an opaque error if make_lisp_hash_table fails, | |
| 165 but it shouldn't crash. */ | |
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166 CHECK_HASH_TABLE(Vgtk_seen_characters); |
| 2828 | 167 |
| 168 if (EQ(char_to_associate, Qnil) /* If there's no char to bind, */ | |
| 169 || (XCHAR(char_to_associate) < 0x80) /* or it's ASCII */ | |
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170 || !NILP(Fgethash(key, Vgtk_seen_characters, Qnil))) /* Or we've seen |
| 2828 | 171 it already, */ |
| 172 { | |
| 173 /* then don't bind the key. */ | |
| 174 return Qnil; | |
| 175 } | |
| 176 | |
| 177 if (NILP (Flookup_key (Vcurrent_global_map, key, Qnil))) | |
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178 { |
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179 Fputhash(key, Qt, Vgtk_seen_characters); |
| 2828 | 180 Fdefine_key (Vcurrent_global_map, key, Qself_insert_command); |
| 181 if (SYMBOLP(key)) | |
| 182 { | |
| 183 Fput (key, Qcharacter_of_keysym, char_to_associate); | |
| 184 } | |
| 185 return Qt; | |
| 186 } | |
| 187 | |
| 188 return Qnil; | |
| 189 } | |
| 190 | |
| 462 | 191 void |
| 192 console_type_create_gtk (void) | |
| 193 { | |
| 194 INITIALIZE_CONSOLE_TYPE (gtk, "gtk", "console-gtk-p"); | |
| 195 | |
| 196 CONSOLE_HAS_METHOD (gtk, semi_canonicalize_console_connection); | |
| 197 CONSOLE_HAS_METHOD (gtk, canonicalize_console_connection); | |
| 198 CONSOLE_HAS_METHOD (gtk, semi_canonicalize_device_connection); | |
| 199 CONSOLE_HAS_METHOD (gtk, canonicalize_device_connection); | |
| 200 CONSOLE_HAS_METHOD (gtk, device_to_console_connection); | |
| 201 CONSOLE_HAS_METHOD (gtk, initially_selected_for_input); | |
| 2828 | 202 CONSOLE_HAS_METHOD (gtk, perhaps_init_unseen_key_defaults); |
| 462 | 203 /* CONSOLE_HAS_METHOD (gtk, delete_console); */ |
| 204 } | |
| 205 | |
| 206 void | |
| 207 reinit_console_type_create_gtk (void) | |
| 208 { | |
| 209 REINITIALIZE_CONSOLE_TYPE (gtk); | |
| 210 } | |
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211 |
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212 void |
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213 vars_of_console_gtk (void) |
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214 { |
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215 staticpro (&Vgtk_seen_characters); |
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216 Vgtk_seen_characters = Qnil; |
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217 } |