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Fl_Text_Display_Log.cxx
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Fl_Text_Display_Log.cxx
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/* Fl_Text_Display with line oriented output and simple color control */
#include <FL/Fl.H>
#include <FL/x.H> // for fl_open_callback
#include <FL/Fl_Group.H>
#include <FL/Fl_Double_Window.H>
#include <FL/fl_ask.H>
#include <FL/Fl_Native_File_Chooser.H>
#include <FL/Fl_Menu_Bar.H>
#include <FL/Fl_Input.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_Return_Button.H>
#include <FL/Fl_Text_Buffer.H>
#include <FL/Fl_Text_Display.H>
#include <FL/filename.H>
#include "Fl_Text_Display_Log.h"
/*****************************************************************************/
/* syntax stuff (can exist outside the class, takes only char *'s) */
/*****************************************************************************/
#define TS 14 // default editor textsize
static
Fl_Text_Display::Style_Table_Entry
zzz[] = { // Style table
{ FL_WHITE, FL_COURIER, TS }, // A
{ FL_BLACK, FL_COURIER, TS }, // B
{ FL_RED, FL_COURIER, TS }, // C
{ FL_GREEN, FL_COURIER, TS }, // D
{ FL_YELLOW, FL_COURIER, TS }, // E
{ FL_BLUE, FL_COURIER, TS }, // F
{ FL_MAGENTA, FL_COURIER, TS }, // G
{ FL_CYAN, FL_COURIER, TS }, // H
};
/*****************************************************************************/
/* class stuff */
/*****************************************************************************/
Fl_Text_Display_Log::Fl_Text_Display_Log(int x, int y, int w, int h):
Fl_Text_Display(x, y, w, h) {
m_styleBuf = new Fl_Text_Buffer();
m_textBuf = new Fl_Text_Buffer();
m_curStyleIdx = 'A';
color(fl_rgb_color(0,0,0));
Fl_Text_Display::buffer(m_textBuf);
Fl_Text_Display::highlight_data(m_styleBuf, zzz, 8, 'Z', NULL, NULL);
}
void Fl_Text_Display_Log::setColor(int color)
{
switch(color) {
case FL_WHITE: m_curStyleIdx = 'A'; break;
case FL_BLACK: m_curStyleIdx = 'B'; break;
case FL_RED: m_curStyleIdx = 'C'; break;
case FL_GREEN: m_curStyleIdx = 'D'; break;
case FL_YELLOW: m_curStyleIdx = 'E'; break;
case FL_BLUE: m_curStyleIdx = 'F'; break;
case FL_MAGENTA: m_curStyleIdx = 'G'; break;
case FL_CYAN: m_curStyleIdx = 'H'; break;
default: printf("ERROR: unknown color: %d\n", color);
}
}
void Fl_Text_Display_Log::clear()
{
m_textBuf->text("");
m_styleBuf->text("");
}
void Fl_Text_Display_Log::append(const char *line)
{
int n = strlen(line);
char *styleString = (char *)malloc(n + 1);
if(!styleString) {
printf("ERROR: malloc()\n");
goto cleanup;
}
memset(styleString, m_curStyleIdx, n);
styleString[n] = '\0';
//printf("appending string: -%s-\n", line);
//printf(" appending style: -%s-\n", styleString);
m_textBuf->append(line);
m_styleBuf->append(styleString);
//printf("NEW STRING: %s\n", m_textBuf->text());
//printf(" NEW STYLE: %s\n", m_styleBuf->text());
cleanup:
free(styleString);
styleString = NULL;
return;
}