| 1 |
/* |
| 2 |
* CnvPath - file selector |
| 3 |
* Copyright (C) 1993 Petri Heinila |
| 4 |
* |
| 5 |
* This program is free software; you can redistribute it and/or modify |
| 6 |
* it under the terms of the GNU General Public License as published by |
| 7 |
* the Free Software Foundation; either version 2 of the License, or |
| 8 |
* (at your option) any later version. |
| 9 |
* |
| 10 |
* This program is distributed in the hope that it will be useful, |
| 11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 |
* GNU General Public License for more details. |
| 14 |
* |
| 15 |
* You should have received a copy of the GNU General Public License |
| 16 |
* along with this program; if not, write to the Free Software |
| 17 |
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 18 |
* |
| 19 |
* Author can be connected by email from hevi@lut.fi |
| 20 |
*/ |
| 21 |
|
| 22 |
#include <Cnv.h> |
| 23 |
#include <debug.h> |
| 24 |
#include <assert.h> |
| 25 |
|
| 26 |
/********************************************************************** |
| 27 |
* declarations |
| 28 |
**********************************************************************/ |
| 29 |
|
| 30 |
static void CnvPathListInit(CnvPath p); |
| 31 |
static void CnvPathListGet(CnvPath p,String path); |
| 32 |
static void CnvPathEnter(CnvPath self); |
| 33 |
static Boolean hasActions = False; |
| 34 |
static CnvPath tmpCnvPath = NULL; |
| 35 |
|
| 36 |
/********************************************************************** |
| 37 |
* actions |
| 38 |
**********************************************************************/ |
| 39 |
|
| 40 |
static void CnvPathReturn(Widget w,XEvent *e,String *argv, Cardinal *argc); |
| 41 |
|
| 42 |
static XtActionsRec actions[] = { |
| 43 |
{"CnvPathReturn", CnvPathReturn} /* when user accept */ |
| 44 |
}; |
| 45 |
|
| 46 |
static void CnvPathReturn(Widget w,XEvent *e,String *argv, Cardinal *argc) |
| 47 |
{ |
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CnvPath self = (CnvPath)tmpCnvPath; |
| 49 |
assert(self); |
| 50 |
CnvPathEnter(self); |
| 51 |
} |
| 52 |
|
| 53 |
/********************************************************************** |
| 54 |
* widgets |
| 55 |
**********************************************************************/ |
| 56 |
|
| 57 |
static void CnvPathCancelCb(Widget w,XtPointer client,XtPointer call) |
| 58 |
{ |
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CnvPath p = (CnvPath)client; |
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p->hold = CnvPathCancel; |
| 61 |
} |
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|
| 63 |
static void CnvPathEnterCb(Widget w,XtPointer client,XtPointer call) |
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{ |
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CnvPath self = (CnvPath)client; |
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CnvPathEnter(self); |
| 67 |
} |
| 68 |
|
| 69 |
static void CnvPathSelectFileCb(Widget w,XtPointer client,XtPointer call) |
| 70 |
{ |
| 71 |
CnvPath p = (CnvPath)client; |
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XawListReturnStruct *ret = (XawListReturnStruct*)call; |
| 73 |
|
| 74 |
XtVaSetValues(p->text, |
| 75 |
XtNstring,ret->string, |
| 76 |
NULL); |
| 77 |
} |
| 78 |
|
| 79 |
static void CnvPathSelectDirCb(Widget w,XtPointer client,XtPointer call) |
| 80 |
{ |
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CnvPath p = (CnvPath)client; |
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XawListReturnStruct *ret = (XawListReturnStruct*)call; |
| 83 |
char path[PATH_MAX+1]; |
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|
| 85 |
if(strcmp(ret->string,"..") == 0) { |
| 86 |
char *str; |
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pathcpy(path,p->current); |
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str = path + strlen(path); |
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while(*str != '/' && str > path) str--; |
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*str = 0; |
| 91 |
} else if(strcmp(ret->string,".") == 0) { |
| 92 |
sprintf(path,"%s",p->current); |
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} else { |
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sprintf(path,"%s/%s",p->current,ret->string); |
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} |
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p->hold = CnvPathHold; |
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CnvPathListGet(p,path); |
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} |
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|
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/********************************************************************** |
| 101 |
* Layout |
| 102 |
**********************************************************************/ |
| 103 |
|
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static void Layout(CnvPath self,String name) |
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{ |
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Widget cont,cancel,fileView,dirView,ok; |
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|
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self->shell = XtVaCreatePopupShell |
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(name,transientShellWidgetClass,cnv->shell,NULL); |
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cont = XtVaCreateManagedWidget |
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("cont",formWidgetClass,self->shell, |
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NULL); |
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self->cwd = XtVaCreateManagedWidget |
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("cwd",labelWidgetClass,cont, |
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/* |
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XtNfromHoriz,NULL, |
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XtNfromVert,NULL, |
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*/ |
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NULL); |
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self->text = XtVaCreateManagedWidget |
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("text",asciiTextWidgetClass,cont, |
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XtNtype,XawAsciiString, |
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XtNeditType,XawtextEdit, |
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XtNfromHoriz,self->cwd, |
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XtNfromVert,NULL, |
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XtNaccelerators,XtParseAcceleratorTable |
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("#override <Key>Return: CnvPathReturn() \n"), |
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XtNtranslations,XtParseTranslationTable |
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("#override <Key>Tab: CnvNop()\n" |
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"<Key>Return: CnvPathReturn() \n"), |
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NULL); |
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fileView = XtVaCreateManagedWidget |
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("fileView",viewportWidgetClass,cont, |
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XtNfromHoriz,NULL, |
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XtNfromVert,self->cwd, |
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NULL); |
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self->fileList = XtVaCreateManagedWidget |
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("fileList",listWidgetClass,fileView, |
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XtNtranslations,XtParseTranslationTable |
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("#override <Btn1Up>(2): Set() Notify() CnvPathReturn()\n" |
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"<Btn1Down>: Set() Notify() \n"), |
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NULL); |
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XtAddCallback(self->fileList,XtNcallback,CnvPathSelectFileCb, |
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(XtPointer)self); |
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dirView = XtVaCreateManagedWidget |
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("dirView",viewportWidgetClass,cont, |
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XtNfromHoriz,fileView, |
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XtNfromVert,self->cwd, |
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NULL); |
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self->dirList = XtVaCreateManagedWidget |
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("dirList",listWidgetClass,dirView, |
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NULL); |
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XtAddCallback(self->dirList,XtNcallback,CnvPathSelectDirCb,(XtPointer)self); |
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ok = XtVaCreateManagedWidget |
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("ok",commandWidgetClass,cont, |
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XtNfromHoriz,NULL, |
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XtNfromVert,fileView, |
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NULL); |
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XtAddCallback(ok,XtNcallback,CnvPathEnterCb,(XtPointer)self); |
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cancel = XtVaCreateManagedWidget |
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("cancel",commandWidgetClass,cont, |
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XtNfromHoriz,ok, |
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XtNfromVert,fileView, |
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NULL); |
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XtAddCallback(cancel,XtNcallback,CnvPathCancelCb,(XtPointer)self); |
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XtInstallAllAccelerators(cont,cont); |
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} |
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|
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/********************************************************************** |
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* |
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**********************************************************************/ |
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|
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/* |
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* function: select a filepath |
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*/ |
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static void CnvPathEnter(CnvPath self) |
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{ |
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String str; |
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|
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self->hold = CnvPathOk; |
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XtVaGetValues(self->text, |
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XtNstring,&str, |
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NULL); |
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namecpy(self->filename,str); |
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} |
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|
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/* |
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* implicit: App app |
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*/ |
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static void CnvPathListInit(CnvPath p) |
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{ |
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int i; |
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|
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for(i=0; i < EntryMax; i++) { |
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/* debug1("i:%i\n",i); */ |
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p->fileTable[i] = NULL; |
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} |
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for(i=0; i < EntryMax; i++) { |
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/* debug1("i2:%i\n",i); */ |
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p->dirTable[i] = NULL; |
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} |
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p->fileNro = 0; |
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p->dirNro = 0; |
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*(p->filename) = 0; |
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} |
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|
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/* |
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* compare funtion for sorting in CnvPathListGet() |
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*/ |
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static int StrCmp (const void **s1, const void **s2) |
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{ |
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return strcmp (*s1, *s2); |
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} |
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|
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/* |
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* read files and directories from given absolute dir |
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* update them into Path structure. directoty is a crossfire |
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* part of file name ie. LibDir/MapDir<dirname>, althought |
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* it is absolute name in it part, ie it have to begin with '/'. |
| 220 |
*/ |
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static void CnvPathListGet(CnvPath self,String directory) |
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{ |
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DIR *dir; |
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#ifdef NeXT |
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struct direct *dirent; |
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#else |
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struct dirent *dirent; |
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#endif |
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struct stat statbuf; |
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Cardinal i,fileOld,dirOld; |
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char path[PATH_MAX+1],full[PATH_MAX+1]; |
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|
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/*** form full dir name ***/ |
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sprintf(full,"%s%s",self->root,directory); |
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debug1("CnvPathListGet(), rescan %s\n",full); |
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|
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/*** open it ***/ |
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if(CnvPathNoAccess(self->shell, full)) return; |
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if((dir = opendir(full)) == NULL) CnvDie(self->shell,full); |
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XtVaSetValues(self->cwd, |
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XtNlabel,directory, |
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NULL); |
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pathcpy(self->current,directory); |
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|
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/*** read dir & files ***/ |
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fileOld = self->fileNro; |
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dirOld = self->dirNro; |
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self->fileNro = 0; |
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self->dirNro = 0; |
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while((dirent = readdir(dir)) != NULL) { |
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sprintf(path,"%s/%s",full,dirent->d_name); |
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|
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if (stat ((char *) path, &statbuf) == -1) { |
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perror (path); |
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continue; |
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} |
| 257 |
if(S_ISDIR(statbuf.st_mode)) { |
| 258 |
if(self->dirNro >= EntryMax) continue; |
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|
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XtFree(self->dirTable[self->dirNro]); |
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self->dirTable[self->dirNro] = XtNewString(dirent->d_name); |
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|
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self->dirNro++; |
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} else { |
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if(self->fileNro >= EntryMax) continue; |
| 266 |
|
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XtFree(self->fileTable[self->fileNro]); |
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self->fileTable[self->fileNro] = XtNewString(dirent->d_name); |
| 269 |
|
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self->fileNro++; |
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} |
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} |
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closedir(dir); |
| 274 |
|
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/*** free strings ***/ |
| 276 |
for(i = self->fileNro; i < fileOld; i++) { |
| 277 |
XtFree(self->fileTable[i]); |
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self->fileTable[i] = NULL; |
| 279 |
} |
| 280 |
for(i = self->dirNro; i < dirOld; i++) { |
| 281 |
XtFree(self->dirTable[i]); |
| 282 |
self->dirTable[i] = NULL; |
| 283 |
} |
| 284 |
|
| 285 |
/*** sort tables ***/ |
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qsort(self->fileTable,self->fileNro,sizeof(String),(int (*)())StrCmp); |
| 287 |
qsort(self->dirTable,self->dirNro,sizeof(String),(int (*)())StrCmp); |
| 288 |
|
| 289 |
/*** update ***/ |
| 290 |
XawListChange(self->fileList,self->fileTable,self->fileNro,0,True); |
| 291 |
XawListChange(self->dirList,self->dirTable,self->dirNro,0,True); |
| 292 |
} |
| 293 |
|
| 294 |
/********************************************************************** |
| 295 |
* public |
| 296 |
**********************************************************************/ |
| 297 |
|
| 298 |
/* |
| 299 |
* create new instance of file-selector, no show |
| 300 |
* dir is crossfire path eg "/" |
| 301 |
* name: name of this module |
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* root: all |
| 303 |
* dir : starting directory |
| 304 |
*/ |
| 305 |
CnvPath CnvPathCreate(String name,String root,String dir) |
| 306 |
{ |
| 307 |
|
| 308 |
|
| 309 |
CnvPath self; |
| 310 |
|
| 311 |
debug3("CnvPathCreate() %s %s %s\n",name,root,dir); |
| 312 |
self = (CnvPath) XtMalloc (sizeof (struct CnvPath)); |
| 313 |
memset(self,0,sizeof(struct CnvPath)); |
| 314 |
pathcpy(self->root,root); |
| 315 |
|
| 316 |
/*** initialize translations if not done ***/ |
| 317 |
if(hasActions == False) { |
| 318 |
XtAppAddActions(XtWidgetToApplicationContext(cnv->shell), |
| 319 |
actions, |
| 320 |
XtNumber(actions)); |
| 321 |
hasActions = True; |
| 322 |
} |
| 323 |
Layout(self,name); |
| 324 |
CnvPathListInit(self); |
| 325 |
CnvCenterWidget(self->shell); |
| 326 |
CnvPathListGet(self,dir); |
| 327 |
return self; |
| 328 |
} |
| 329 |
|
| 330 |
/* |
| 331 |
* remove instance of file-selector |
| 332 |
*/ |
| 333 |
void CnvPathDestroy(CnvPath self) |
| 334 |
{ |
| 335 |
Cardinal i; |
| 336 |
debug("CnvPathDestroy()\n"); |
| 337 |
|
| 338 |
for(i=0;i<self->dirNro;i++) XtFree(self->dirTable[i]); |
| 339 |
for(i=0;i<self->fileNro;i++) XtFree(self->fileTable[i]); |
| 340 |
XtDestroyWidget(self->shell); |
| 341 |
} |
| 342 |
|
| 343 |
/* |
| 344 |
* member: select a filepath |
| 345 |
* return: PathResponce & results are in Path-structure |
| 346 |
*/ |
| 347 |
CnvPathResponce CnvPathSelect(CnvPath self) |
| 348 |
{ |
| 349 |
if(tmpCnvPath) { |
| 350 |
CnvNotify("File Selector already in use", |
| 351 |
"Continue",NULL); |
| 352 |
return CnvPathCancel; |
| 353 |
} |
| 354 |
XtVaSetValues(self->text, |
| 355 |
XtNstring,self->filename, |
| 356 |
NULL); |
| 357 |
/*** round ***/ |
| 358 |
tmpCnvPath = self; |
| 359 |
self->hold = CnvPathHold; |
| 360 |
XtPopup(self->shell,XtGrabExclusive); |
| 361 |
while(self->hold == CnvPathHold) { |
| 362 |
XtAppProcessEvent(XtWidgetToApplicationContext(self->shell),XtIMXEvent); |
| 363 |
} |
| 364 |
XtPopdown(self->shell); |
| 365 |
tmpCnvPath = NULL; |
| 366 |
return self->hold; |
| 367 |
} |
| 368 |
|
| 369 |
/* |
| 370 |
* member: select a filepath |
| 371 |
* return: PathResponce & results are in Path-structure |
| 372 |
*/ |
| 373 |
CnvPathResponce CnvPathSelectAbs(CnvPath self,String path) |
| 374 |
{ |
| 375 |
if(tmpCnvPath) { |
| 376 |
CnvNotify("File Selector already in use", |
| 377 |
"Continue",NULL); |
| 378 |
return CnvPathCancel; |
| 379 |
} |
| 380 |
XtVaSetValues(self->text, |
| 381 |
XtNstring,self->filename, |
| 382 |
NULL); |
| 383 |
/*** round ***/ |
| 384 |
tmpCnvPath = self; |
| 385 |
self->hold = CnvPathHold; |
| 386 |
XtPopup(self->shell,XtGrabExclusive); |
| 387 |
while(self->hold == CnvPathHold) { |
| 388 |
XtAppProcessEvent(XtWidgetToApplicationContext(self->shell),XtIMXEvent); |
| 389 |
} |
| 390 |
XtPopdown(self->shell); |
| 391 |
tmpCnvPath = NULL; |
| 392 |
sprintf(path,"%s%s/%s",self->root,self->current,self->filename); |
| 393 |
return self->hold; |
| 394 |
} |
| 395 |
|
| 396 |
/********************************************************************** |
| 397 |
* utility |
| 398 |
**********************************************************************/ |
| 399 |
|
| 400 |
/* |
| 401 |
* - path is full absolute name |
| 402 |
* - return true if NO access |
| 403 |
*/ |
| 404 |
Boolean CnvPathNoAccess(Widget w, String path) |
| 405 |
{ |
| 406 |
char buf[BUFSIZ]; |
| 407 |
|
| 408 |
if (access (path, R_OK | X_OK) == -1) { |
| 409 |
switch (errno) { |
| 410 |
case EACCES: |
| 411 |
sprintf (buf, "Permission denied for %s", path); |
| 412 |
CnvNotify (buf,Continue,NULL); |
| 413 |
break; |
| 414 |
case ENOENT: |
| 415 |
sprintf (buf, "%s does not exist", path); |
| 416 |
CnvNotify (buf,Continue,NULL); |
| 417 |
break; |
| 418 |
case EIO: |
| 419 |
sprintf (buf, "IO error in accessing %s", path); |
| 420 |
CnvNotify (buf,Continue,NULL); |
| 421 |
break; |
| 422 |
case ENAMETOOLONG: |
| 423 |
case ENOTDIR: |
| 424 |
sprintf (buf, "Error in pathname for %s", path); |
| 425 |
CnvNotify (buf,Continue); |
| 426 |
break; |
| 427 |
default: |
| 428 |
sprintf (buf, "Error accessing to %s", path); |
| 429 |
CnvNotify (buf,Continue,NULL); |
| 430 |
break; |
| 431 |
} |
| 432 |
return True; |
| 433 |
} else { |
| 434 |
return False; |
| 435 |
} |
| 436 |
} |
| 437 |
|
| 438 |
/* |
| 439 |
* - path is full absolute name |
| 440 |
* - return true if NO access |
| 441 |
*/ |
| 442 |
Boolean CnvPathNoWrite(Widget w, String path) |
| 443 |
{ |
| 444 |
char buf[BUFSIZ]; |
| 445 |
|
| 446 |
if (access (path, R_OK | W_OK) == -1) { |
| 447 |
switch (errno) { |
| 448 |
case EACCES: |
| 449 |
sprintf (buf, "Permission denied for %s", path); |
| 450 |
CnvNotify (buf,Continue,NULL); |
| 451 |
break; |
| 452 |
case ENOENT: |
| 453 |
sprintf (buf, "%s does not exist", path); |
| 454 |
CnvNotify (buf,Continue,NULL); |
| 455 |
break; |
| 456 |
case EIO: |
| 457 |
sprintf (buf, "IO error in accessing %s", path); |
| 458 |
CnvNotify (buf,Continue,NULL); |
| 459 |
break; |
| 460 |
case ENAMETOOLONG: |
| 461 |
case ENOTDIR: |
| 462 |
sprintf (buf, "Error in pathname for %s", path); |
| 463 |
CnvNotify (buf,Continue); |
| 464 |
break; |
| 465 |
default: |
| 466 |
sprintf (buf, "Error accessing to %s", path); |
| 467 |
CnvNotify (buf,Continue,NULL); |
| 468 |
break; |
| 469 |
} |
| 470 |
return True; |
| 471 |
} else { |
| 472 |
return False; |
| 473 |
} |
| 474 |
} |
| 475 |
|
| 476 |
/*** end of CnvPath.c ***/ |
| 477 |
|
| 478 |
|
