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/*============================================================================
CMake - Cross Platform Makefile Generator
Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
Distributed under the OSI-approved BSD License (the "License");
see accompanying file Copyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the License for more information.
============================================================================*/
#include "cmCursesStringWidget.h"
#include "cmCursesMainForm.h"
inline int ctrl(int z)
{
return (z&037);
}
cmCursesStringWidget::cmCursesStringWidget(int width, int height,
int left, int top) :
cmCursesWidget(width, height, left, top)
{
this->InEdit = false;
this->Type = cmState::STRING;
set_field_fore(this->Field, A_NORMAL);
set_field_back(this->Field, A_STANDOUT);
field_opts_off(this->Field, O_STATIC);
}
void cmCursesStringWidget::OnTab(cmCursesMainForm*, WINDOW*)
{
//FORM* form = fm->GetForm();
}
void cmCursesStringWidget::OnReturn(cmCursesMainForm* fm, WINDOW*)
{
FORM* form = fm->GetForm();
if (this->InEdit)
{
cmCursesForm::LogMessage("String widget leaving edit.");
this->InEdit = false;
fm->PrintKeys();
delete[] this->OriginalString;
// trick to force forms to update the field buffer
form_driver(form, REQ_NEXT_FIELD);
form_driver(form, REQ_PREV_FIELD);
this->Done = true;
}
else
{
cmCursesForm::LogMessage("String widget entering edit.");
this->InEdit = true;
fm->PrintKeys();
char* buf = field_buffer(this->Field, 0);
this->OriginalString = new char[strlen(buf)+1];
strcpy(this->OriginalString, buf);
}
}
void cmCursesStringWidget::OnType(int& key, cmCursesMainForm* fm, WINDOW*)
{
form_driver(fm->GetForm(), key);
}
bool cmCursesStringWidget::HandleInput(int& key, cmCursesMainForm* fm,
WINDOW* w)
{
int x,y;
FORM* form = fm->GetForm();
// 10 == enter
if (!this->InEdit && ( key != 10 && key != KEY_ENTER ) )
{
return false;
}
this->OriginalString=0;
this->Done = false;
char debugMessage[128];
// <Enter> is used to change edit mode (like <Esc> in vi).
while(!this->Done)
{
sprintf(debugMessage, "String widget handling input, key: %d", key);
cmCursesForm::LogMessage(debugMessage);
fm->PrintKeys();
getmaxyx(stdscr, y, x);
// If window too small, handle 'q' only
if ( x < cmCursesMainForm::MIN_WIDTH ||
y < cmCursesMainForm::MIN_HEIGHT )
{
// quit
if ( key == 'q' )
{
return false;
}
else
{
key=getch();
continue;
}
}
// If resize occurred during edit, move out of edit mode
if (!this->InEdit && ( key != 10 && key != KEY_ENTER ) )
{
return false;
}
// 10 == enter
if (key == 10 || key == KEY_ENTER)
{
this->OnReturn(fm, w);
}
else if ( key == KEY_DOWN || key == ctrl('n') ||
key == KEY_UP || key == ctrl('p') ||
key == KEY_NPAGE || key == ctrl('d') ||
key == KEY_PPAGE || key == ctrl('u'))
{
this->InEdit = false;
delete[] this->OriginalString;
// trick to force forms to update the field buffer
form_driver(form, REQ_NEXT_FIELD);
form_driver(form, REQ_PREV_FIELD);
return false;
}
// esc
else if (key == 27)
{
if (this->InEdit)
{
this->InEdit = false;
fm->PrintKeys();
this->SetString(this->OriginalString);
delete[] this->OriginalString;
touchwin(w);
wrefresh(w);
return true;
}
}
else if ( key == 9 )
{
this->OnTab(fm, w);
}
else if ( key == KEY_LEFT || key == ctrl('b') )
{
form_driver(form, REQ_PREV_CHAR);
}
else if ( key == KEY_RIGHT || key == ctrl('f') )
{
form_driver(form, REQ_NEXT_CHAR);
}
else if ( key == ctrl('k') )
{
form_driver(form, REQ_CLR_EOL);
}
else if ( key == ctrl('a') || key == KEY_HOME )
{
form_driver(form, REQ_BEG_FIELD);
}
else if ( key == ctrl('e') || key == KEY_END )
{
form_driver(form, REQ_END_FIELD);
}
else if ( key == 127 ||
key == KEY_BACKSPACE )
{
FIELD *cur = current_field(form);
form_driver(form, REQ_DEL_PREV);
if (current_field(form) != cur)
{
set_current_field(form, cur);
}
}
else if ( key == ctrl('d') ||key == KEY_DC )
{
form_driver(form, REQ_DEL_CHAR);
}
else
{
this->OnType(key, fm, w);
}
if ( !this->Done )
{
touchwin(w);
wrefresh(w);
key=getch();
}
}
return true;
}
void cmCursesStringWidget::SetString(const std::string& value)
{
this->SetValue(value);
}
const char* cmCursesStringWidget::GetString()
{
return this->GetValue();
}
const char* cmCursesStringWidget::GetValue()
{
return field_buffer(this->Field, 0);
}
bool cmCursesStringWidget::PrintKeys()
{
int x,y;
getmaxyx(stdscr, y, x);
if ( x < cmCursesMainForm::MIN_WIDTH ||
y < cmCursesMainForm::MIN_HEIGHT )
{
return false;
}
if (this->InEdit)
{
char fmt_s[] = "%s";
char firstLine[512];
// Clean the toolbar
for(int i=0; i<512; i++)
{
firstLine[i] = ' ';
}
firstLine[511] = '\0';
curses_move(y-4,0);
printw(fmt_s, firstLine);
curses_move(y-3,0);
printw(fmt_s, firstLine);
curses_move(y-2,0);
printw(fmt_s, firstLine);
curses_move(y-1,0);
printw(fmt_s, firstLine);
curses_move(y-3,0);
printw(fmt_s, "Editing option, press [enter] to leave edit.");
return true;
}
else
{
return false;
}
}
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