mdw@git.distorted.org.uk Git - ssr/blob - StraySrc/Libraries/Sapphire/s/note

   1 ;
   2 ; note.s
   3 ;
   4 ; Handling of a Note box (MDW)
   5 ;
   6 ; © 1994-1998 Straylight
   7 ;
   8
   9 ;----- Licensing note -------------------------------------------------------
  10 ;
  11 ; This file is part of Straylight's Sapphire library.
  12 ;
  13 ; Sapphire is free software; you can redistribute it and/or modify
  14 ; it under the terms of the GNU General Public License as published by
  15 ; the Free Software Foundation; either version 2, or (at your option)
  16 ; any later version.
  17 ;
  18 ; Sapphire is distributed in the hope that it will be useful,
  19 ; but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21 ; GNU General Public License for more details.
  22 ;
  23 ; You should have received a copy of the GNU General Public License
  24 ; along with Sapphire.  If not, write to the Free Software Foundation,
  25 ; 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  26
  27 ;----- Standard header ------------------------------------------------------
  28
  29                 GET     libs:header
  30                 GET     libs:swis
  31
  32 ;----- External dependencies ------------------------------------------------
  33
  34                 GET     sapphire:dbox
  35                 GET     sapphire:errorBox
  36                 GET     sapphire:msgs
  37                 GET     sapphire:nopoll
  38                 GET     sapphire:sapphire
  39                 GET     sapphire:string
  40
  41 ;----- Main code ------------------------------------------------------------
  42
  43                 AREA    |Sapphire$$Code|,CODE,READONLY
  44
  45 ; --- note ---
  46 ;
  47 ; On entry:     R0 == pointer to a piece of text to display
  48 ;
  49 ; On exit:      --
  50 ;
  51 ; Use:          Displays some text in a small window.
  52
  53                 EXPORT  note
  54 note            ROUT
  55
  56                 STMFD   R13!,{R0-R4,R14}        ;Save some registers
  57                 ADR     R0,note__dbName         ;Point to the dialogue name
  58                 BL      dbox_create             ;Create the dialogue box
  59                 BVS     %90note                 ;If it failed, skip ahead
  60                 MOV     R4,R0                   ;Look after the handle
  61
  62                 ; --- Set up the window title bar ---
  63
  64                 BL      sapphire_appName        ;Get the application's name
  65                 MOV     R2,R0                   ;Put it in another register
  66                 BL      str_buffer              ;Point to a buffer
  67                 ADR     R0,note__from           ;Point to title skeleton
  68                 BL      msgs_lookup             ;Translate the message
  69                 BL      str_subst               ;Fill in the string nicely
  70                 MOV     R2,R0                   ;Point to the title string
  71                 MOV     R1,#-1                  ;Set the window title
  72                 MOV     R0,R4                   ;Get the dialogue handle
  73                 BL      dbox_setField           ;Fill in the window title
  74
  75                 ; --- Set up the other bits of the dialogue ---
  76
  77                 LDR     R2,[R13,#0]             ;Get the caller's string
  78                 MOV     R1,#nIcon__text         ;Get the icon handle
  79                 BL      dbox_setField           ;Fill in the icon nicely
  80                 MOV     R1,#nIcon__title        ;Get the pseudotitle icon
  81                 BL      dbox_setEmbeddedTitle   ;Write the title string here
  82                 ADR     R1,note__handler        ;Point to my handler routine
  83                 MOV     R2,R0                   ;Pass dialogue handle in R10
  84                 MOV     R3,R12                  ;Pass workspace in R12
  85                 BL      dbox_eventHandler       ;Register my event handler
  86
  87                 ; --- Display the dialogue box ---
  88
  89                 MOV     R1,#dbOpen_pointer+dbOpen_persist+dbOpen_nonSub
  90                 BL      dbox_open               ;Open the dialogue box
  91                 BL      dbox_window             ;Get the dialogue's window
  92                 BL      nopoll_open             ;Let nopoll take over now
  93                 BL      nopoll_process          ;Wait until it's over
  94                 LDMFD   R13!,{R0-R4,PC}^        ;Return to caller
  95
  96                 ; --- Not enough memory or something ---
  97                 ;
  98                 ; We display the message in an error box and put up with it.
  99
 100 90note          LDR     R0,[R13,#0]             ;Get the caller's string
 101                 SUB     R0,R0,#4                ;Make a fake error number
 102                 MOV     R1,#1                   ;Just an OK button please
 103                 BL      errorBox                ;Display the error message
 104                 LDMFD   R13!,{R0-R4,PC}^        ;Return to caller
 105
 106 note__dbName    DCB     "note",0
 107 note__from      DCB     "noteFROM",0
 108
 109                 LTORG
 110
 111 ; --- note__handler ---
 112 ;
 113 ; On entry:     R0 == dialogue event code
 114 ;               R1-R9 == something weird
 115 ;
 116 ; On exit:      --
 117 ;
 118 ; Use:          Handles events for note dialogue boxes
 119
 120 note__handler   ROUT
 121
 122                 CMP     R0,#dbEvent_OK          ;Is it a return keypress?
 123                 CMPNE   R0,#dbEvent_cancel      ;Or an escape keypress?
 124                 CMPNE   R0,#nIcon__ok           ;Or a click on OK?
 125                 MOVNES  PC,R14                  ;None of these -- return
 126
 127                 STMFD   R13!,{R0,R1,R14}        ;Save some registers
 128                 MOV     R0,R10                  ;Get the dialogue handle
 129                 MOV     R1,#nIcon__ok           ;Get the OK icon number
 130                 BL      dbox_slab               ;Slab the button in
 131                 BL      dbox_close              ;Close the window
 132                 BL      dbox_unslab             ;Unslab the button quietlike
 133                 BL      nopoll_close            ;Stop nopoll being silly
 134                 BL      dbox_destroy            ;Zap the dialogue box
 135                 LDMFD   R13!,{R0,R1,PC}^        ;Return to caller happy
 136
 137                 LTORG
 138
 139 ;----- Icon numbers ---------------------------------------------------------
 140
 141 nIcon__text     EQU     0
 142 nIcon__ok       EQU     1
 143 nIcon__title    EQU     2
 144
 145 ;----- That's all, folks ----------------------------------------------------
 146
 147                 END