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Diffstat (limited to 'contrib/ncurses/c++/cursesf.cc')
| -rw-r--r-- | contrib/ncurses/c++/cursesf.cc | 426 |
1 files changed, 0 insertions, 426 deletions
diff --git a/contrib/ncurses/c++/cursesf.cc b/contrib/ncurses/c++/cursesf.cc deleted file mode 100644 index f25d2d5ac6c9..000000000000 --- a/contrib/ncurses/c++/cursesf.cc +++ /dev/null @@ -1,426 +0,0 @@ -// * this is for making emacs happy: -*-Mode: C++;-*- -/**************************************************************************** - * Copyright (c) 1998,2001 Free Software Foundation, Inc. * - * * - * Permission is hereby granted, free of charge, to any person obtaining a * - * copy of this software and associated documentation files (the * - * "Software"), to deal in the Software without restriction, including * - * without limitation the rights to use, copy, modify, merge, publish, * - * distribute, distribute with modifications, sublicense, and/or sell * - * copies of the Software, and to permit persons to whom the Software is * - * furnished to do so, subject to the following conditions: * - * * - * The above copyright notice and this permission notice shall be included * - * in all copies or substantial portions of the Software. * - * * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * - * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * - * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * - * * - * Except as contained in this notice, the name(s) of the above copyright * - * holders shall not be used in advertising or otherwise to promote the * - * sale, use or other dealings in this Software without prior written * - * authorization. * - ****************************************************************************/ - -/**************************************************************************** - * Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1997 * - ****************************************************************************/ - -#include "internal.h" -#include "cursesf.h" -#include "cursesapp.h" - -MODULE_ID("$Id: cursesf.cc,v 1.14 2001/07/14 20:54:43 juergen Exp $") - -NCursesFormField::~NCursesFormField () { - if (field) - OnError(::free_field (field)); -} - -/* Construct a FIELD* array from an array of NCursesFormField - * objects. - */ -FIELD** -NCursesForm::mapFields(NCursesFormField* nfields[]) { - int fieldCount = 0,lcv; - FIELD** old_fields; - - assert(nfields != 0); - - for (lcv=0; nfields[lcv]->field; ++lcv) - ++fieldCount; - - FIELD** fields = new FIELD*[fieldCount + 1]; - - for (lcv=0;nfields[lcv]->field;++lcv) { - fields[lcv] = nfields[lcv]->field; - } - fields[lcv] = NULL; - - my_fields = nfields; - - if (form && (old_fields = ::form_fields(form))) { - ::set_form_fields(form,(FIELD**)0); - delete[] old_fields; - } - return fields; -} - -void NCursesForm::setDefaultAttributes() { - NCursesApplication* S = NCursesApplication::getApplication(); - - int n = count(); - if (n > 0) { - for(int i=0; i<n; i++) { - NCursesFormField* f = (*this)[i]; - if ((f->options() & (O_EDIT|O_ACTIVE))==(O_EDIT|O_ACTIVE)) { - if (S) { - f->set_foreground(S->foregrounds()); - f->set_background(S->backgrounds()); - } - f->set_pad_character('_'); - } - else { - if (S) - f->set_background(S->labels()); - } - } - } - - if (S) { - bkgd(' '|S->dialog_backgrounds()); - if (sub) - sub->bkgd(' '|S->dialog_backgrounds()); - } -} - -void -NCursesForm::InitForm(NCursesFormField* nfields[], - bool with_frame, - bool autoDelete_Fields) { - int mrows, mcols; - - keypad(TRUE); - meta(TRUE); - - b_framed = with_frame; - b_autoDelete = autoDelete_Fields; - - form = (FORM*)0; - form = ::new_form(mapFields(nfields)); - if (!form) - OnError (E_SYSTEM_ERROR); - - UserHook* hook = new UserHook; - hook->m_user = NULL; - hook->m_back = this; - hook->m_owner = form; - ::set_form_userptr(form,(void*)hook); - - ::set_form_init (form, NCursesForm::frm_init); - ::set_form_term (form, NCursesForm::frm_term); - ::set_field_init (form, NCursesForm::fld_init); - ::set_field_term (form, NCursesForm::fld_term); - - scale(mrows, mcols); - ::set_form_win(form, w); - - if (with_frame) { - if ((mrows > height()-2) || (mcols > width()-2)) - OnError(E_NO_ROOM); - sub = new NCursesWindow(*this,mrows,mcols,1,1,'r'); - ::set_form_sub(form, sub->w); - b_sub_owner = TRUE; - } - else { - sub = (NCursesWindow*)0; - b_sub_owner = FALSE; - } - options_on(O_NL_OVERLOAD); - setDefaultAttributes(); -} - -NCursesForm::~NCursesForm() { - UserHook* hook = (UserHook*)::form_userptr(form); - delete hook; - if (b_sub_owner) { - delete sub; - ::set_form_sub(form,(WINDOW *)0); - } - if (form) { - FIELD** fields = ::form_fields(form); - int cnt = count(); - - OnError(::set_form_fields(form,(FIELD**)0)); - - if (b_autoDelete) { - if (cnt>0) { - for (int i=0; i <= cnt; i++) - delete my_fields[i]; - } - delete[] my_fields; - } - - ::free_form(form); - // It's essential to do this after free_form() - delete[] fields; - } -} - -void -NCursesForm::setSubWindow(NCursesWindow& nsub) { - if (!isDescendant(nsub)) - OnError(E_SYSTEM_ERROR); - else { - if (b_sub_owner) - delete sub; - sub = ⊄ - ::set_form_sub(form,sub->w); - } -} - -/* Internal hook functions. They will route the hook - * calls to virtual methods of the NCursesForm class, - * so in C++ providing a hook is done simply by - * implementing a virtual method in a derived class - */ -void -NCursesForm::frm_init(FORM *f) { - getHook(f)->On_Form_Init(); -} - -void -NCursesForm::frm_term(FORM *f) { - getHook(f)->On_Form_Termination(); -} - -void -NCursesForm::fld_init(FORM *f) { - NCursesForm* F = getHook(f); - F->On_Field_Init (*(F->current_field ())); -} - -void -NCursesForm::fld_term(FORM *f) { - NCursesForm* F = getHook(f); - F->On_Field_Termination (*(F->current_field ())); -} - -void -NCursesForm::On_Form_Init() { -} - -void -NCursesForm::On_Form_Termination() { -} - -void -NCursesForm::On_Field_Init(NCursesFormField& field) { -} - -void -NCursesForm::On_Field_Termination(NCursesFormField& field) { -} - -// call the form driver and do basic error checking. -int -NCursesForm::driver (int c) { - int res = ::form_driver (form, c); - switch (res) { - case E_OK: - case E_REQUEST_DENIED: - case E_INVALID_FIELD: - case E_UNKNOWN_COMMAND: - break; - default: - OnError (res); - } - return (res); -} - -void NCursesForm::On_Request_Denied(int c) const { - ::beep(); -} - -void NCursesForm::On_Invalid_Field(int c) const { - ::beep(); -} - -void NCursesForm::On_Unknown_Command(int c) const { - ::beep(); -} - -static const int CMD_QUIT = MAX_COMMAND + 1; - -NCursesFormField* -NCursesForm::operator()(void) { - int drvCmnd; - int err; - int c; - - post(); - show(); - refresh(); - - while (((drvCmnd = virtualize((c=getKey()))) != CMD_QUIT)) { - switch((err=driver(drvCmnd))) { - case E_REQUEST_DENIED: - On_Request_Denied(c); - break; - case E_INVALID_FIELD: - On_Invalid_Field(c); - break; - case E_UNKNOWN_COMMAND: - On_Unknown_Command(c); - break; - case E_OK: - break; - default: - OnError(err); - } - } - - unpost(); - hide(); - refresh(); - return my_fields[::field_index (::current_field (form))]; -} - -// Provide a default key virtualization. Translate the keyboard -// code c into a form request code. -// The default implementation provides a hopefully straightforward -// mapping for the most common keystrokes and form requests. -int -NCursesForm::virtualize(int c) { - switch(c) { - - case KEY_HOME : return(REQ_FIRST_FIELD); - case KEY_END : return(REQ_LAST_FIELD); - - case KEY_DOWN : return(REQ_DOWN_CHAR); - case KEY_UP : return(REQ_UP_CHAR); - case KEY_LEFT : return(REQ_PREV_CHAR); - case KEY_RIGHT : return(REQ_NEXT_CHAR); - - case KEY_NPAGE : return(REQ_NEXT_PAGE); - case KEY_PPAGE : return(REQ_PREV_PAGE); - - case KEY_BACKSPACE : return(REQ_DEL_PREV); - case KEY_ENTER : return(REQ_NEW_LINE); - case KEY_CLEAR : return(REQ_CLR_FIELD); - - case CTRL('X') : return(CMD_QUIT); // eXit - - case CTRL('F') : return(REQ_NEXT_FIELD); // Forward - case CTRL('B') : return(REQ_PREV_FIELD); // Backward - case CTRL('L') : return(REQ_LEFT_FIELD); // Left - case CTRL('R') : return(REQ_RIGHT_FIELD); // Right - case CTRL('U') : return(REQ_UP_FIELD); // Up - case CTRL('D') : return(REQ_DOWN_FIELD); // Down - - case CTRL('W') : return(REQ_NEXT_WORD); - case CTRL('T') : return(REQ_PREV_WORD); - - case CTRL('A') : return(REQ_BEG_FIELD); - case CTRL('E') : return(REQ_END_FIELD); - - case CTRL('I') : return(REQ_INS_CHAR); - case CTRL('M') : - case CTRL('J') : return(REQ_NEW_LINE); - case CTRL('O') : return(REQ_INS_LINE); - case CTRL('V') : return(REQ_DEL_CHAR); - case CTRL('H') : return(REQ_DEL_PREV); - case CTRL('Y') : return(REQ_DEL_LINE); - case CTRL('G') : return(REQ_DEL_WORD); - case CTRL('K') : return(REQ_CLR_EOF); - - case CTRL('N') : return(REQ_NEXT_CHOICE); - case CTRL('P') : return(REQ_PREV_CHOICE); - - default: - return(c); - } -} -// -// ------------------------------------------------------------------------- -// User Defined Fieldtypes -// ------------------------------------------------------------------------- -// -bool UserDefinedFieldType::fcheck(FIELD *f, const void *u) { - NCursesFormField* F = (NCursesFormField*)u; - assert(F != 0); - UserDefinedFieldType* udf = (UserDefinedFieldType*)(F->fieldtype()); - assert(udf != 0); - return udf->field_check(*F); -} - -bool UserDefinedFieldType::ccheck(int c, const void *u) { - NCursesFormField* F = (NCursesFormField*)u; - assert(F != 0); - UserDefinedFieldType* udf = - (UserDefinedFieldType*)(F->fieldtype()); - assert(udf != 0); - return udf->char_check(c); -} - -void* UserDefinedFieldType::makearg(va_list* va) { - return va_arg(*va,NCursesFormField*); -} - -FIELDTYPE* UserDefinedFieldType::generic_fieldtype = - ::new_fieldtype(UserDefinedFieldType::fcheck, - UserDefinedFieldType::ccheck); - -FIELDTYPE* UserDefinedFieldType_With_Choice::generic_fieldtype_with_choice = - ::new_fieldtype(UserDefinedFieldType::fcheck, - UserDefinedFieldType::ccheck); - -bool UserDefinedFieldType_With_Choice::next_choice(FIELD *f, const void *u) { - NCursesFormField* F = (NCursesFormField*)u; - assert(F != 0); - UserDefinedFieldType_With_Choice* udf = - (UserDefinedFieldType_With_Choice*)(F->fieldtype()); - assert(udf != 0); - return udf->next(*F); -} - -bool UserDefinedFieldType_With_Choice::prev_choice(FIELD *f, const void *u) { - NCursesFormField* F = (NCursesFormField*)u; - assert(F != 0); - UserDefinedFieldType_With_Choice* udf = - (UserDefinedFieldType_With_Choice*)(F->fieldtype()); - assert(udf != 0); - return udf->previous(*F); -} - -class UDF_Init { -private: - int code; - static UDF_Init* I; -public: - UDF_Init() { - code = ::set_fieldtype_arg(UserDefinedFieldType::generic_fieldtype, - UserDefinedFieldType::makearg, - NULL, - NULL); - if (code==E_OK) - code = ::set_fieldtype_arg - (UserDefinedFieldType_With_Choice::generic_fieldtype_with_choice, - UserDefinedFieldType::makearg, - NULL, - NULL); - if (code==E_OK) - code = ::set_fieldtype_choice - (UserDefinedFieldType_With_Choice::generic_fieldtype_with_choice, - UserDefinedFieldType_With_Choice::next_choice, - UserDefinedFieldType_With_Choice::prev_choice); - } -}; - -UDF_Init* UDF_Init::I = new UDF_Init(); - |