Initial snapshot code (in progress)

1 files changed, 142 insertions, 0 deletions

diff --git a/source/gui.c b/source/gui.c
index ed30706..0400197 100644
--- a/source/gui.c
+++ b/source/gui.c
@@ -28,6 +28,8 @@
 #include <sys/dir.h>
 
 #include "framebuffer.h"
+#include "zx81.h"
+#include "keyboard.h"
 #include "config.h"
 
 
@@ -712,3 +714,143 @@ int GUI_FileSelect(char pwd[], char selected_file[], const char *filter)
 
     return ret;
 }
+
+
+int GUI_InputName(char name[], int maxlen)
+{
+    struct
+    {
+    	SoftKey	key;
+	int	ascii;
+    } keymap[] =
+    	{
+	    {SK_1, '1'},
+	    {SK_2, '2'},
+	    {SK_3, '3'},
+	    {SK_4, '4'},
+	    {SK_5, '5'},
+	    {SK_6, '6'},
+	    {SK_7, '7'},
+	    {SK_8, '8'},
+	    {SK_9, '9'},
+	    {SK_0, '0'},
+	    {SK_A, 'A'},
+	    {SK_B, 'B'},
+	    {SK_C, 'C'},
+	    {SK_D, 'D'},
+	    {SK_E, 'E'},
+	    {SK_F, 'F'},
+	    {SK_G, 'G'},
+	    {SK_H, 'H'},
+	    {SK_I, 'I'},
+	    {SK_J, 'J'},
+	    {SK_K, 'K'},
+	    {SK_L, 'L'},
+	    {SK_M, 'M'},
+	    {SK_N, 'N'},
+	    {SK_O, 'O'},
+	    {SK_P, 'P'},
+	    {SK_Q, 'Q'},
+	    {SK_R, 'R'},
+	    {SK_S, 'S'},
+	    {SK_T, 'T'},
+	    {SK_U, 'U'},
+	    {SK_V, 'V'},
+	    {SK_W, 'W'},
+	    {SK_X, 'X'},
+	    {SK_Y, 'Y'},
+	    {SK_Z, 'Z'},
+	    {0, 0}
+	};
+
+    SoftKeyEvent ev;
+    char text[1024];
+    int done = FALSE;
+    int accept = FALSE;
+    int update = TRUE;
+
+    SK_DisplayKeyboard();
+    ZX81SuspendDisplay();
+
+    name[0] = 0;
+
+    while(!done)
+    {
+	if (update)
+	{
+	    sprintf(text, "enter the snapshot name:\n"
+			  "\"%s%%l%%\""
+			  "\n\n\npress enter to accept.\n"
+			  "press period to backspace.\n"
+			  "press space/break to cancel\n",
+			  name);
+
+	    ZX81DisplayString(text);
+
+	    update = FALSE;
+	}
+
+	while(SK_GetBareEvent(&ev))
+	{
+	    if (!ev.pressed)
+	    {
+		size_t l;
+		int f;
+		int ascii;
+
+		l = strlen(name);
+
+		switch(ev.key)
+		{
+		    case SK_PERIOD:
+		    	if (l)
+			{
+			    name[--l] = 0;
+			    update = TRUE;
+			}
+		    	break;
+
+		    case SK_SPACE:
+		    	done = TRUE;
+			accept = FALSE;
+			break;
+
+		    case SK_NEWLINE:
+		    	done = TRUE;
+			accept = TRUE;
+			break;
+
+		    default:
+			if (l < maxlen)
+			{
+			    f = 0;
+			    ascii = 0;
+
+			    while(!ascii && keymap[f].ascii)
+			    {
+				if (ev.key == keymap[f].key)
+				{
+				    ascii = keymap[f].ascii;
+				}
+
+				f++;
+			    }
+
+			    if (ascii)
+			    {
+				name[l++] = ascii;
+				name[l] = 0;
+				update = TRUE;
+			    }
+		    }
+		    break;
+		}
+	    }
+	}
+
+	swiWaitForVBlank();
+    }
+
+    return accept;
+}
+