- Added pkg-config files (.pc.in), so after the library is installed you can

[projects/chimara/chimara.git] / src / input.c

diff --git a/src/input.c b/src/input.c
index 7eebfa596ac2e85324cb8c2917ec80d15dded6e5..c5134192dfeb974489fc034e96be9ecea9aaf264 100644 (file)
--- a/src/input.c
+++ b/src/input.c
@@ -1,6 +1,9 @@
+#include "charset.h"
+#include "magic.h"
 #include "input.h"
 
-/** glk_request_char_event:
+/** 
+ * glk_request_char_event:
  * @win: A window to request char events from.
  *
  * Request input of a Latin-1 character or special key. A window cannot have 
@@ -12,7 +15,7 @@
 void
 glk_request_char_event(winid_t win)
 {
-       g_return_if_fail(win);
+       VALID_WINDOW(win, return);
        g_return_if_fail(win->input_request_type == INPUT_REQUEST_NONE);
        g_return_if_fail(win->type != wintype_TextBuffer || win->type != wintype_TextGrid);
 
@@ -20,7 +23,8 @@ glk_request_char_event(winid_t win)
        g_signal_handler_unblock( G_OBJECT(win->widget), win->keypress_handler );
 }
 
-/** glk_request_char_event_uni:
+/** 
+ * glk_request_char_event_uni:
  * @win: A window to request char events from.
  *
  * Request input of a Unicode character or special key. See 
@@ -29,7 +33,7 @@ glk_request_char_event(winid_t win)
 void
 glk_request_char_event_uni(winid_t win)
 {
-       g_return_if_fail(win);
+       VALID_WINDOW(win, return);
        g_return_if_fail(win->input_request_type == INPUT_REQUEST_NONE);
        g_return_if_fail(win->type != wintype_TextBuffer || win->type != wintype_TextGrid);
 
@@ -38,7 +42,7 @@ glk_request_char_event_uni(winid_t win)
 }
 
 /* Internal function: Request either latin-1 or unicode line input, in a text grid window. */
-void
+static void
 text_grid_request_line_event_common(winid_t win, glui32 maxlen, gboolean insert, gchar *inserttext)
 {
        GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(win->widget) );
@@ -56,6 +60,17 @@ text_grid_request_line_event_common(winid_t win, glui32 maxlen, gboolean insert,
     end_iter = start_iter;
     gtk_text_iter_set_line_offset(&end_iter, cursorpos + win->input_length);
     
+       /* If the buffer currently has a selection with one bound in the middle of
+       the input field, then deselect it. Otherwise the input field gets trashed */
+       GtkTextIter start_sel, end_sel;
+       if( gtk_text_buffer_get_selection_bounds(buffer, &start_sel, &end_sel) )
+       {
+               if( gtk_text_iter_in_range(&start_sel, &start_iter, &end_iter) )
+                       gtk_text_buffer_place_cursor(buffer, &end_sel);
+               if( gtk_text_iter_in_range(&end_sel, &start_iter, &end_iter) )
+                       gtk_text_buffer_place_cursor(buffer, &start_sel);
+       }
+       
     /* Erase the text currently in the input field and replace it with a GtkEntry */
     gtk_text_buffer_delete(buffer, &start_iter, &end_iter);
     win->input_anchor = gtk_text_buffer_create_child_anchor(buffer, &start_iter);
@@ -88,7 +103,7 @@ text_grid_request_line_event_common(winid_t win, glui32 maxlen, gboolean insert,
 }
     
 /* Internal function: Request either latin-1 or unicode line input, in a text buffer window. */
-void
+static void
 text_buffer_request_line_event_common(winid_t win, glui32 maxlen, gboolean insert, gchar *inserttext)
 {
        GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(win->widget) );
@@ -145,7 +160,7 @@ text_buffer_request_line_event_common(winid_t win, glui32 maxlen, gboolean inser
 void
 glk_request_line_event(winid_t win, char* buf, glui32 maxlen, glui32 initlen)
 {
-       g_return_if_fail(win);
+       VALID_WINDOW(win, return);
        g_return_if_fail(buf);
        g_return_if_fail(win->input_request_type == INPUT_REQUEST_NONE);
        g_return_if_fail(win->type != wintype_TextBuffer || win->type != wintype_TextGrid);
@@ -164,8 +179,6 @@ glk_request_line_event(winid_t win, char* buf, glui32 maxlen, glui32 initlen)
            case wintype_TextGrid:
                text_grid_request_line_event_common(win, maxlen, (initlen > 0), inserttext);
                break;
-        default:
-            g_assert_not_reached();
     }
        g_free(inserttext);
 }
@@ -191,7 +204,7 @@ glk_request_line_event(winid_t win, char* buf, glui32 maxlen, glui32 initlen)
 void
 glk_request_line_event_uni(winid_t win, glui32 *buf, glui32 maxlen, glui32 initlen)
 {
-       g_return_if_fail(win);
+       VALID_WINDOW(win, return);
        g_return_if_fail(buf);
        g_return_if_fail(win->input_request_type == INPUT_REQUEST_NONE);
        g_return_if_fail(win->type != wintype_TextBuffer || win->type != wintype_TextGrid);
@@ -203,14 +216,9 @@ glk_request_line_event_uni(winid_t win, glui32 *buf, glui32 maxlen, glui32 initl
 
        gchar *utf8;
        if(initlen > 0) {
-               GError *error = NULL;
-               utf8 = g_ucs4_to_utf8(buf, initlen, NULL, NULL, &error);
-                       
+               utf8 = convert_ucs4_to_utf8(buf, initlen);
                if(utf8 == NULL)
-               {
-                       g_warning("Error during unicode->utf8 conversion: %s", error->message);
                        return;
-               }
        }
        else
                utf8 = g_strdup("");
@@ -223,8 +231,6 @@ glk_request_line_event_uni(winid_t win, glui32 *buf, glui32 maxlen, glui32 initl
            case wintype_TextGrid:
                text_grid_request_line_event_common(win, maxlen, (initlen > 0), utf8);
                break;
-        default:
-            g_assert_not_reached();
     }          
        g_free(utf8);
 }
@@ -325,14 +331,11 @@ end_line_input_request(winid_t win, const gchar *inserted_text)
     /* Convert the string from UTF-8 to Latin-1 or Unicode */
     if(win->input_request_type == INPUT_REQUEST_LINE) 
     {
-        GError *error = NULL;
-        gchar *latin1;
         gsize bytes_written;
-        latin1 = g_convert_with_fallback(inserted_text, -1, "ISO-8859-1", "UTF-8", "?", NULL, &bytes_written, &error);
+        gchar *latin1 = convert_utf8_to_latin1(inserted_text, &bytes_written);
         
         if(latin1 == NULL)
         {
-            g_warning("Error during utf8->latin1 conversion: %s", error->message);
             event_throw(evtype_LineInput, win, 0, 0);
             return;
         }
@@ -349,21 +352,18 @@ end_line_input_request(winid_t win, const gchar *inserted_text)
     }
     else if(win->input_request_type == INPUT_REQUEST_LINE_UNICODE) 
     {
-        gunichar *unicode;
         glong items_written;
-        unicode = g_utf8_to_ucs4_fast(inserted_text, -1, &items_written);
+        gunichar *unicode = convert_utf8_to_ucs4(inserted_text, &items_written);
         
         if(unicode == NULL)
         {
-            g_warning("Error during utf8->unicode conversion");
             event_throw(evtype_LineInput, win, 0, 0);
             return;
         }
 
         /* Place input in the echo stream */
-        /* TODO: glk_put_string_stream_uni not implemented yet
         if(win->echo_stream != NULL) 
-            glk_put_string_stream_uni(window->echo_stream, unicode);*/
+            glk_put_string_stream_uni(win->echo_stream, unicode);
 
         /* Copy the string (but not the NULL at the end) */
         int copycount = MIN(win->line_input_buffer_max_len, items_written);
@@ -372,7 +372,7 @@ end_line_input_request(winid_t win, const gchar *inserted_text)
         event_throw(evtype_LineInput, win, copycount, 0);
     }
     else 
-        g_warning("%s: Wrong input request type.", __func__);
+        WARNING("Wrong input request type");
 
     win->input_request_type = INPUT_REQUEST_NONE;
 }
@@ -441,3 +441,4 @@ on_input_entry_activate(GtkEntry *input_entry, winid_t win)
     end_line_input_request(win, text);
        g_free(text);
 }
+