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annotate src/frame-tty.c @ 5697:40fbceabaafd
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| author | Stephen J. Turnbull <stephen@xemacs.org> |
|---|---|
| date | Mon, 24 Dec 2012 03:08:33 +0900 |
| parents | 56144c8593a8 |
| children |
| rev | line source |
|---|---|
| 428 | 1 /* TTY frame functions. |
| 771 | 2 Copyright (C) 1995, 1997 Free Software Foundation, Inc. |
| 3 Copyright (C) 1995, 1996, 2002 Ben Wing. | |
| 428 | 4 |
| 5 This file is part of XEmacs. | |
| 6 | |
|
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7 XEmacs is free software: you can redistribute it and/or modify it |
| 428 | 8 under the terms of the GNU General Public License as published by the |
|
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9 Free Software Foundation, either version 3 of the License, or (at your |
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10 option) any later version. |
| 428 | 11 |
| 12 XEmacs is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
|
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18 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */ |
| 428 | 19 |
| 20 /* Synched up with: Not in FSF. */ | |
| 21 | |
| 22 /* Written by Ben Wing. | |
| 23 Multi-frame support added by Hrvoje Niksic. */ | |
| 24 | |
| 25 #include <config.h> | |
| 26 #include "lisp.h" | |
| 27 | |
| 872 | 28 #include "device-impl.h" |
| 800 | 29 #include "events.h" |
| 872 | 30 #include "frame-impl.h" |
| 428 | 31 |
| 872 | 32 #include "console-tty-impl.h" |
| 428 | 33 |
| 34 | |
| 35 /* Default properties to use when creating frames. */ | |
| 36 Lisp_Object Vdefault_tty_frame_plist; | |
| 37 | |
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38 Lisp_Object Qframe_number, Qmake_frame_after_init_entry_point; |
| 771 | 39 |
| 428 | 40 static void tty_raise_frame (struct frame *); |
| 41 | |
| 42 | |
| 43 static void | |
| 2286 | 44 tty_init_frame_1 (struct frame *f, Lisp_Object UNUSED (props), |
| 771 | 45 int frame_name_is_defaulted) |
| 428 | 46 { |
| 47 struct device *d = XDEVICE (FRAME_DEVICE (f)); | |
| 48 struct console *c = XCONSOLE (DEVICE_CONSOLE (d)); | |
| 49 | |
| 50 ++CONSOLE_TTY_DATA (c)->frame_count; | |
| 51 f->order_count = CONSOLE_TTY_DATA (c)->frame_count; | |
| 52 f->height = CONSOLE_TTY_DATA (c)->height; | |
| 53 f->width = CONSOLE_TTY_DATA (c)->width; | |
| 771 | 54 if (frame_name_is_defaulted) |
| 55 f->name = emacs_sprintf_string ("F%d", f->order_count); | |
| 428 | 56 } |
| 57 | |
| 58 static void | |
| 59 tty_init_frame_3 (struct frame *f) | |
| 60 { | |
| 61 tty_raise_frame (f); | |
| 62 } | |
| 63 | |
| 64 static void | |
| 65 tty_select_frame_if_unhidden (Lisp_Object frame) | |
| 66 { | |
| 67 if (FRAME_REPAINT_P (XFRAME (frame))) | |
| 68 select_frame_1 (frame); | |
| 69 } | |
| 70 | |
| 71 static void | |
| 72 tty_schedule_frame_select (struct frame *f) | |
| 73 { | |
| 793 | 74 Lisp_Object frame = wrap_frame (f); |
| 428 | 75 |
| 76 enqueue_magic_eval_event (tty_select_frame_if_unhidden, frame); | |
| 77 } | |
| 78 | |
| 79 static void | |
| 2286 | 80 tty_after_init_frame (struct frame *f, int UNUSED (first_on_device), |
| 428 | 81 int first_on_console) |
| 82 { | |
| 83 if (first_on_console) | |
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84 call1 (Qmake_frame_after_init_entry_point, FRAME_CONSOLE (f)); |
| 428 | 85 } |
| 86 | |
| 87 /* Change from withdrawn state to mapped state. */ | |
| 88 static void | |
| 89 tty_make_frame_visible (struct frame *f) | |
| 90 { | |
| 771 | 91 if (!FRAME_VISIBLE_P (f)) |
| 428 | 92 { |
| 93 f->visible = -1; | |
| 94 } | |
| 95 } | |
| 96 | |
| 97 /* Change from mapped state to withdrawn state. */ | |
| 98 static void | |
| 99 tty_make_frame_invisible (struct frame *f) | |
| 100 { | |
| 101 f->visible = 0; | |
| 102 } | |
| 103 | |
| 104 static void | |
| 105 tty_make_frame_hidden (struct frame *f) | |
| 106 { | |
| 107 f->visible = -1; | |
| 108 } | |
| 109 | |
| 110 static void | |
| 111 tty_make_frame_unhidden (struct frame *f) | |
| 112 { | |
| 771 | 113 if (!FRAME_REPAINT_P (f)) |
| 428 | 114 { |
| 771 | 115 SET_FRAME_CLEAR (f); |
| 428 | 116 f->visible = 1; |
| 117 } | |
| 118 } | |
| 119 | |
| 120 static int | |
| 121 tty_frame_visible_p (struct frame *f) | |
| 122 { | |
| 123 return FRAME_VISIBLE_P (f); | |
| 124 } | |
| 125 | |
| 126 static void | |
| 127 tty_raise_frame_no_select (struct frame *f) | |
| 128 { | |
| 129 LIST_LOOP_2 (frame, DEVICE_FRAME_LIST (XDEVICE (FRAME_DEVICE (f)))) | |
| 130 { | |
| 131 struct frame *o = XFRAME (frame); | |
| 132 if (o != f && FRAME_REPAINT_P (o)) | |
| 133 { | |
| 134 tty_make_frame_hidden (o); | |
| 135 break; | |
| 136 } | |
| 137 } | |
| 138 tty_make_frame_unhidden (f); | |
| 139 } | |
| 140 | |
| 141 static void | |
| 142 tty_raise_frame (struct frame *f) | |
| 143 { | |
| 144 tty_raise_frame_no_select (f); | |
| 145 tty_schedule_frame_select (f); | |
| 146 } | |
| 147 | |
| 148 static void | |
| 149 tty_lower_frame (struct frame *f) | |
| 150 { | |
| 151 Lisp_Object frame_list = DEVICE_FRAME_LIST (XDEVICE (FRAME_DEVICE (f))); | |
| 3025 | 152 Lisp_Object tail, new_; |
| 428 | 153 |
| 154 if (!FRAME_REPAINT_P (f)) | |
| 155 return; | |
| 156 | |
| 157 LIST_LOOP (tail, frame_list) | |
| 158 { | |
| 159 if (f == XFRAME (XCAR (tail))) | |
| 160 break; | |
| 161 } | |
| 162 | |
| 163 /* To lower this frame, another frame has to be raised. Return if | |
| 164 there is no other frame. */ | |
| 771 | 165 if (NILP (tail) && EQ (frame_list, tail)) |
| 428 | 166 return; |
| 167 | |
| 168 tty_make_frame_hidden (f); | |
| 169 if (CONSP (XCDR (tail))) | |
| 3025 | 170 new_ = XCAR (XCDR (tail)); |
| 428 | 171 else |
| 3025 | 172 new_ = XCAR (frame_list); |
| 173 tty_make_frame_unhidden (XFRAME (new_)); | |
| 174 tty_schedule_frame_select (XFRAME (new_)); | |
| 428 | 175 } |
| 176 | |
| 177 static void | |
| 178 tty_delete_frame (struct frame *f) | |
| 179 { | |
| 180 struct device *d = XDEVICE (FRAME_DEVICE (f)); | |
| 181 | |
| 182 if (!NILP (DEVICE_SELECTED_FRAME (d))) | |
| 183 tty_raise_frame (XFRAME (DEVICE_SELECTED_FRAME (d))); | |
| 184 } | |
| 771 | 185 |
| 186 static Lisp_Object | |
| 187 tty_frame_property (struct frame *f, Lisp_Object property) | |
| 188 { | |
| 189 if (EQ (Qframe_number, property)) | |
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190 return make_fixnum (f->order_count); |
| 771 | 191 |
| 192 return Qunbound; | |
| 193 } | |
| 194 | |
| 195 static int | |
| 2286 | 196 tty_internal_frame_property_p (struct frame *UNUSED (f), Lisp_Object property) |
| 771 | 197 { |
| 198 return EQ (property, Qframe_number); | |
| 199 } | |
| 200 | |
| 201 static Lisp_Object | |
| 202 tty_frame_properties (struct frame *f) | |
| 203 { | |
| 204 Lisp_Object props = Qnil; | |
| 205 | |
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206 props = cons3 (Qframe_number, make_fixnum (f->order_count), props); |
| 771 | 207 |
| 208 return props; | |
| 209 } | |
| 428 | 210 |
| 211 /************************************************************************/ | |
| 212 /* initialization */ | |
| 213 /************************************************************************/ | |
| 214 | |
| 215 void | |
| 216 console_type_create_frame_tty (void) | |
| 217 { | |
| 218 CONSOLE_HAS_METHOD (tty, init_frame_1); | |
| 219 CONSOLE_HAS_METHOD (tty, init_frame_3); | |
| 220 CONSOLE_HAS_METHOD (tty, after_init_frame); | |
| 221 CONSOLE_HAS_METHOD (tty, make_frame_visible); | |
| 222 CONSOLE_HAS_METHOD (tty, make_frame_invisible); | |
| 223 CONSOLE_HAS_METHOD (tty, frame_visible_p); | |
| 224 CONSOLE_HAS_METHOD (tty, raise_frame); | |
| 225 CONSOLE_HAS_METHOD (tty, lower_frame); | |
| 226 CONSOLE_HAS_METHOD (tty, delete_frame); | |
| 771 | 227 CONSOLE_HAS_METHOD (tty, frame_property); |
| 228 CONSOLE_HAS_METHOD (tty, internal_frame_property_p); | |
| 229 CONSOLE_HAS_METHOD (tty, frame_properties); | |
| 230 } | |
| 231 | |
| 232 void | |
| 233 syms_of_frame_tty (void) | |
| 234 { | |
| 235 DEFSYMBOL (Qframe_number); | |
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236 DEFSYMBOL (Qmake_frame_after_init_entry_point); |
| 428 | 237 } |
| 238 | |
| 239 void | |
| 240 vars_of_frame_tty (void) | |
| 241 { | |
| 242 DEFVAR_LISP ("default-tty-frame-plist", &Vdefault_tty_frame_plist /* | |
| 243 Plist of default frame-creation properties for tty frames. | |
| 244 These are in addition to and override what is specified in | |
| 245 `default-frame-plist', but are overridden by the arguments to the | |
| 246 particular call to `make-frame'. | |
| 247 */ ); | |
| 248 Vdefault_tty_frame_plist = Qnil; | |
| 249 | |
| 250 tty_console_methods->device_specific_frame_props = | |
| 251 &Vdefault_tty_frame_plist; | |
| 252 | |
| 253 /* Tty frames are now supported. Advertise a feature to indicate this. */ | |
| 254 Fprovide (intern ("tty-frames")); | |
| 255 } |