plugins/scintilla/scintilla/test-scintilla.cxx

   1
   2 #include <stdio.h>
   3 #include <unistd.h>
   4 #include <stdlib.h>
   5 #include <string.h>
   6 #include <gtk/gtk.h>
   7 #include <Platform.h>
   8 #include <Scintilla.h>
   9 #include <ScintillaWidget.h>
  10
  11
  12 static int IntFromHexDigit(int ch) {
  13         if ((ch >= '0') && (ch <= '9')) {
  14                 return ch - '0';
  15         } else if (ch >= 'A' && ch <= 'F') {
  16                 return ch - 'A' + 10;
  17         } else if (ch >= 'a' && ch <= 'f') {
  18                 return ch - 'a' + 10;
  19         } else {
  20                 return 0;
  21         }
  22 }
  23
  24 static int IntFromHexByte(const char *hexByte) {
  25         return IntFromHexDigit(hexByte[0]) * 16 + IntFromHexDigit(hexByte[1]);
  26 }
  27
  28 typedef long Colour;
  29 Colour ColourRGB(unsigned int red, unsigned int green, unsigned int blue)
  30 {
  31         return red | (green << 8) | (blue << 16);
  32 }
  33
  34 static Colour ColourFromString(const char *s) {
  35         if ((s != NULL) && (*s != '\0')) {
  36                 int r = IntFromHexByte(s + 1);
  37                 int g = IntFromHexByte(s + 3);
  38                 int b = IntFromHexByte(s + 5);
  39                 return ColourRGB(r, g, b);
  40         } else {
  41                 return 0;
  42         }
  43 }
  44
  45 void SetOneStyle(GtkWidget *sci, int style, const char *s) {
  46         char *val = strdup(s);
  47         char *opt = val;
  48         while (opt) {
  49                 char *cpComma = strchr(opt, ',');
  50                 if (cpComma)
  51                         *cpComma = '\0';
  52                 char *colon = strchr(opt, ':');
  53                 if (colon)
  54                         *colon++ = '\0';
  55                 if (0 == strcmp(opt, "italics"))
  56                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETITALIC, style, 1);
  57                 if (0 == strcmp(opt, "notitalics"))
  58                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETITALIC, style, 0);
  59                 if (0 == strcmp(opt, "bold"))
  60                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETBOLD, style, 1);
  61                 if (0 == strcmp(opt, "notbold"))
  62                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETBOLD, style, 0);
  63                 if (0 == strcmp(opt, "font"))
  64                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETFONT, style, reinterpret_cast<long>(colon));
  65                 if (0 == strcmp(opt, "fore"))
  66                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETFORE, style, ColourFromString(colon));
  67                 if (0 == strcmp(opt, "back"))
  68                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETBACK, style, ColourFromString(colon));
  69                 if (0 == strcmp(opt, "size"))
  70                                 scintilla_send_message(SCINTILLA(sci), SCI_STYLESETSIZE, style, atoi(colon));
  71                 if (0 == strcmp(opt, "eolfilled"))
  72                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETEOLFILLED, style, 1);
  73                 if (0 == strcmp(opt, "noteolfilled"))
  74                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETEOLFILLED, style, 0);
  75                 if (0 == strcmp(opt, "underlined"))
  76                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETUNDERLINE, style, 1);
  77                 if (0 == strcmp(opt, "notunderlined"))
  78                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETUNDERLINE, style, 0);
  79                 if (0 == strcmp(opt, "case")) {
  80                         if (*colon == 'u') {
  81                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETCASE, style, SC_CASE_UPPER);
  82                         } else if (*colon == 'l') {
  83                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETCASE, style, SC_CASE_LOWER);
  84                         } else {
  85                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETCASE, style, SC_CASE_MIXED);
  86                         }
  87                 }
  88                 if (0 == strcmp(opt, "visible"))
  89                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETVISIBLE, style, 1);
  90                 if (0 == strcmp(opt, "notvisible"))
  91                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETVISIBLE, style, 0);
  92                 if (0 == strcmp(opt, "changeable"))
  93                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETCHANGEABLE, style, 1);
  94                 if (0 == strcmp(opt, "notchangeable"))
  95                         scintilla_send_message(SCINTILLA(sci), SCI_STYLESETCHANGEABLE, style, 0);
  96                 if (cpComma)
  97                         opt = cpComma + 1;
  98                 else
  99                         opt = 0;
 100         }
 101         if (val)
 102                 delete []val;
 103         // scintilla_send_message(SCINTILLA(sci), SCI_STYLESETCHARACTERSET, style, characterSet);
 104 }
 105
 106 int main(int argc, char **argv)
 107 {
 108         GtkWidget *sci;
 109         GtkWidget *win;
 110         FILE *fp;
 111         size_t read_bytes = 0;
 112         char buffer[1025];
 113
 114         gtk_init (&argc, &argv);
 115         if (argc != 2)
 116         {
 117                 printf ("Usage: test-scintilla filename\n");
 118                 exit(1);
 119         }
 120         win = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 121         sci = scintilla_new();
 122         SetOneStyle (sci, STYLE_DEFAULT,
 123                 "font:bitstream vera sans mono,size:10,back:#EFEFEF");
 124         scintilla_send_message(SCINTILLA(sci), SCI_SETWRAPMODE, SC_WRAP_WORD, 0);
 125         scintilla_send_message(SCINTILLA(sci), SCI_SETHSCROLLBAR, 0, 0);
 126         scintilla_send_message(SCINTILLA(sci), SCI_SETCODEPAGE, SC_CP_UTF8, 0);
 127         scintilla_send_message(SCINTILLA(sci), SCI_SETMARGINWIDTHN, 0, 40);
 128         scintilla_set_id(SCINTILLA(sci), 0);
 129         gtk_container_add (GTK_CONTAINER(win), sci);
 130         g_signal_connect (G_OBJECT (win), "delete-event",
 131                                           G_CALLBACK (gtk_main_quit), NULL);
 132         gtk_widget_set_size_request (GTK_WIDGET (win), 500, 600);
 133         gtk_window_set_default_size (GTK_WINDOW (win), 500, 600);
 134         gtk_widget_show (sci);
 135         gtk_widget_show (win);
 136         fp = fopen (argv[1], "r");
 137         if (!fp)
 138         {
 139                 perror ("Unable to open file\n");
 140                 exit(1);
 141         }
 142         while ((read_bytes = fread (buffer, 1, 1024, fp)) > 0)
 143         {
 144                 buffer[read_bytes] = '\0';
 145                 scintilla_send_message(SCINTILLA(sci), SCI_APPENDTEXT, read_bytes, reinterpret_cast<long>(buffer));
 146         }
 147         fclose (fp);
 148         gtk_main();
 149         return 0;
 150 }