#include "charset.h"
#include "magic.h"
#include "input.h"
+#include "chimara-glk-private.h"
+
+extern GPrivate *glk_data_key;
/* Forward declarations */
-static int flush_text_buffer(winid_t win);
-static int flush_text_grid(winid_t win);
+static int finish_text_buffer_line_input(winid_t win, gboolean emit_signal);
+static int finish_text_grid_line_input(winid_t win, gboolean emit_signal);
+
+/* Internal function: code common to both flavors of char event request */
+void
+request_char_event_common(winid_t win, gboolean unicode)
+{
+ 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);
+
+ flush_window_buffer(win);
+
+ ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+
+ win->input_request_type = unicode? INPUT_REQUEST_CHARACTER_UNICODE : INPUT_REQUEST_CHARACTER;
+ g_signal_handler_unblock( G_OBJECT(win->widget), win->keypress_handler );
+
+ gdk_threads_enter();
+
+ /* If the request is in a text buffer window, scroll to the end of the
+ text buffer. TODO: This may scroll text off the top of the window that the
+ user hasn't read yet. We need to implement a paging mechanism. */
+ if(win->type == wintype_TextBuffer)
+ {
+ GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(win->widget) );
+ GtkTextIter iter;
+ gtk_text_buffer_get_end_iter(buffer, &iter);
+ gtk_text_buffer_place_cursor(buffer, &iter);
+ gtk_text_view_scroll_mark_onscreen(GTK_TEXT_VIEW(win->widget), gtk_text_buffer_get_insert(buffer));
+ /* Why doesn't this always work?? */
+ }
+
+ gtk_widget_grab_focus( GTK_WIDGET(win->widget) );
+ gdk_threads_leave();
+
+ /* Emit the "waiting" signal to let listeners know we are ready for input */
+ g_signal_emit_by_name(glk_data->self, "waiting");
+}
/**
* glk_request_char_event:
void
glk_request_char_event(winid_t 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);
-
- win->input_request_type = INPUT_REQUEST_CHARACTER;
- g_signal_handler_unblock( G_OBJECT(win->widget), win->keypress_handler );
+ request_char_event_common(win, FALSE);
}
/**
void
glk_request_char_event_uni(winid_t 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);
-
- win->input_request_type = INPUT_REQUEST_CHARACTER_UNICODE;
- g_signal_handler_unblock( G_OBJECT(win->widget), win->keypress_handler );
+ request_char_event_common(win, TRUE);
}
/**
gtk_text_view_add_child_at_anchor(GTK_TEXT_VIEW(win->widget), win->input_entry, win->input_anchor);
g_signal_handler_unblock( G_OBJECT(win->widget), win->keypress_handler );
+
+ gtk_widget_grab_focus(win->input_entry);
gdk_threads_leave();
}
static void
text_buffer_request_line_event_common(winid_t win, glui32 maxlen, gboolean insert, gchar *inserttext)
{
+ flush_window_buffer(win);
+
gdk_threads_enter();
GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(win->widget) );
gtk_text_view_set_editable(GTK_TEXT_VIEW(win->widget), TRUE);
g_signal_handler_unblock(buffer, win->insert_text_handler);
+
+ gtk_widget_grab_focus(win->widget);
gdk_threads_leave();
}
* it is illegal to change the contents of the buffer yourself.
*/
void
-glk_request_line_event(winid_t win, char* buf, glui32 maxlen, glui32 initlen)
+glk_request_line_event(winid_t win, char *buf, glui32 maxlen, glui32 initlen)
{
VALID_WINDOW(win, return);
g_return_if_fail(buf);
g_return_if_fail(win->type != wintype_TextBuffer || win->type != wintype_TextGrid);
g_return_if_fail(initlen <= maxlen);
+ ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+
+ /* Register the buffer */
+ if(glk_data->register_arr)
+ win->buffer_rock = (*glk_data->register_arr)(buf, maxlen, "&+#!Cn");
+
win->input_request_type = INPUT_REQUEST_LINE;
win->line_input_buffer = buf;
win->line_input_buffer_max_len = maxlen;
break;
}
g_free(inserttext);
+
+ /* Emit the "waiting" signal to let listeners know we are ready for input */
+ g_signal_emit_by_name(glk_data->self, "waiting");
}
/**
* The result will be in Unicode Normalization Form C. This basically means that
* composite characters will be single characters where possible, instead of
* sequences of base and combining marks. See
- * <ulink url="http://www.unicode.org/reports/tr15/">Unicode Standard Annex #15
- * </ulink> for the details.
+ * <ulink url="http://www.unicode.org/reports/tr15/">Unicode Standard Annex
+ * #15</ulink> for the details.
*/
void
glk_request_line_event_uni(winid_t win, glui32 *buf, glui32 maxlen, glui32 initlen)
g_return_if_fail(win->type != wintype_TextBuffer || win->type != wintype_TextGrid);
g_return_if_fail(initlen <= maxlen);
+ ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+
+ /* Register the buffer */
+ if(glk_data->register_arr)
+ win->buffer_rock = (*glk_data->register_arr)(buf, maxlen, "&+#!Iu");
+
win->input_request_type = INPUT_REQUEST_LINE_UNICODE;
win->line_input_buffer_unicode = buf;
win->line_input_buffer_max_len = maxlen;
break;
}
g_free(utf8);
+
+ /* Emit the "waiting" signal to let listeners know we are ready for input */
+ g_signal_emit_by_name(glk_data->self, "waiting");
}
/**
* This cancels a pending request for line input. (Either Latin-1 or Unicode.)
*
* The event pointed to by the event argument will be filled in as if the
- * player had hit <keycap>enter</keycap>, and the input composed so far will be stored in the
- * buffer; see below. If you do not care about this information, pass %NULL as
- * the @event argument. (The buffer will still be filled.)
+ * player had hit <keycap>enter</keycap>, and the input composed so far will be
+ * stored in the buffer; see below. If you do not care about this information,
+ * pass %NULL as the @event argument. (The buffer will still be filled.)
*
* For convenience, it is legal to call glk_cancel_line_event() even if there
* is no line input request on that window. The event type will be set to
if(win->type == wintype_TextGrid) {
g_signal_handler_block( G_OBJECT(win->widget), win->keypress_handler );
- chars_written = flush_text_grid(win);
+ chars_written = finish_text_grid_line_input(win, FALSE);
} else if(win->type == wintype_TextBuffer) {
GtkTextBuffer *window_buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(win->widget) );
g_signal_handler_block(window_buffer, win->insert_text_handler);
- chars_written = flush_text_buffer(win);
+ chars_written = finish_text_buffer_line_input(win, FALSE);
}
+ ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+ if(glk_data->unregister_arr)
+ {
+ if(win->input_request_type == INPUT_REQUEST_LINE_UNICODE)
+ (*glk_data->unregister_arr)(win->line_input_buffer_unicode, win->line_input_buffer_max_len, "&+#!Iu", win->buffer_rock);
+ else
+ (*glk_data->unregister_arr)(win->line_input_buffer, win->line_input_buffer_max_len, "&+#!Cn", win->buffer_rock);
+ }
+
if(event != NULL && chars_written > 0) {
event->type = evtype_LineInput;
event->val1 = chars_written;
win->input_request_type != INPUT_REQUEST_CHARACTER_UNICODE)
return FALSE;
- int keycode;
+ glui32 keycode = keyval_to_glk_keycode(event->keyval, win->input_request_type == INPUT_REQUEST_CHARACTER_UNICODE);
- switch(event->keyval) {
- case GDK_Up:
- case GDK_KP_Up: keycode = keycode_Up; break;
- case GDK_Down:
- case GDK_KP_Down: keycode = keycode_Down; break;
- case GDK_Left:
- case GDK_KP_Left: keycode = keycode_Left; break;
- case GDK_Right:
- case GDK_KP_Right: keycode = keycode_Right; break;
- case GDK_Linefeed:
- case GDK_Return:
- case GDK_KP_Enter: keycode = keycode_Return; break;
- case GDK_Delete:
- case GDK_BackSpace:
- case GDK_KP_Delete: keycode = keycode_Delete; break;
- case GDK_Escape: keycode = keycode_Escape; break;
- case GDK_Tab:
- case GDK_KP_Tab: keycode = keycode_Tab; break;
- case GDK_Page_Up:
- case GDK_KP_Page_Up: keycode = keycode_PageUp; break;
- case GDK_Page_Down:
- case GDK_KP_Page_Down: keycode = keycode_PageDown; break;
- case GDK_Home:
- case GDK_KP_Home: keycode = keycode_Home; break;
- case GDK_End:
- case GDK_KP_End: keycode = keycode_End; break;
- case GDK_F1:
- case GDK_KP_F1: keycode = keycode_Func1; break;
- case GDK_F2:
- case GDK_KP_F2: keycode = keycode_Func2; break;
- case GDK_F3:
- case GDK_KP_F3: keycode = keycode_Func3; break;
- case GDK_F4:
- case GDK_KP_F4: keycode = keycode_Func4; break;
- case GDK_F5: keycode = keycode_Func5; break;
- case GDK_F6: keycode = keycode_Func6; break;
- case GDK_F7: keycode = keycode_Func7; break;
- case GDK_F8: keycode = keycode_Func8; break;
- case GDK_F9: keycode = keycode_Func9; break;
- case GDK_F10: keycode = keycode_Func10; break;
- case GDK_F11: keycode = keycode_Func11; break;
- case GDK_F12: keycode = keycode_Func12; break;
- default:
- keycode = gdk_keyval_to_unicode(event->keyval);
- /* If keycode is 0, then keyval was not recognized; also return
- unknown if Latin-1 input was requested and the character is not in
- Latin-1 */
- if(keycode == 0 || (win->input_request_type == INPUT_REQUEST_CHARACTER && keycode > 255))
- keycode = keycode_Unknown;
- }
+ ChimaraGlk *glk = CHIMARA_GLK(gtk_widget_get_ancestor(widget, CHIMARA_TYPE_GLK));
+ g_assert(glk);
+ event_throw(glk, evtype_CharInput, win, keycode, 0);
+ g_signal_emit_by_name(glk, "char-input", win->rock, event->keyval);
- event_throw(evtype_CharInput, win, keycode, 0);
-
/* Only one keypress will be handled */
win->input_request_type = INPUT_REQUEST_NONE;
g_signal_handler_block( G_OBJECT(win->widget), win->keypress_handler );
/* Internal function: Retrieves the input of a TextBuffer window and stores it in the window buffer.
* Returns the number of characters written, suitable for inclusion in a line input event. */
static int
-flush_text_buffer(winid_t win)
+finish_text_buffer_line_input(winid_t win, gboolean emit_signal)
{
VALID_WINDOW(win, return 0);
g_return_val_if_fail(win->type == wintype_TextBuffer, 0);
gchar* inserted_text = gtk_text_buffer_get_text(window_buffer, &start_iter, &end_iter, FALSE);
int chars_written = write_to_window_buffer(win, inserted_text);
+ if(emit_signal)
+ {
+ ChimaraGlk *glk = CHIMARA_GLK(gtk_widget_get_ancestor(win->widget, CHIMARA_TYPE_GLK));
+ g_assert(glk);
+ g_signal_emit_by_name(glk, "line-input", win->rock, inserted_text);
+ }
g_free(inserted_text);
return chars_written;
/* Internal function: Retrieves the input of a TextGrid window and stores it in the window buffer.
* Returns the number of characters written, suitable for inclusion in a line input event. */
static int
-flush_text_grid(winid_t win)
+finish_text_grid_line_input(winid_t win, gboolean emit_signal)
{
VALID_WINDOW(win, return 0);
- g_return_val_if_fail(win->type == wintype_TextBuffer, 0);
+ g_return_val_if_fail(win->type == wintype_TextGrid, 0);
GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(win->widget) );
g_free(text_to_insert);
int chars_written = write_to_window_buffer(win, text);
+ if(emit_signal)
+ {
+ ChimaraGlk *glk = CHIMARA_GLK(gtk_widget_get_ancestor(win->widget, CHIMARA_TYPE_GLK));
+ g_assert(glk);
+ g_signal_emit_by_name(glk, "line-input", win->rock, text);
+ }
g_free(text);
return chars_written;
/* Make the window uneditable again and retrieve the text that was input */
gtk_text_view_set_editable(GTK_TEXT_VIEW(win->widget), FALSE);
- int chars_written = flush_text_buffer(win);
- event_throw(evtype_LineInput, win, chars_written, 0);
+ int chars_written = finish_text_buffer_line_input(win, TRUE);
+ ChimaraGlk *glk = CHIMARA_GLK(gtk_widget_get_ancestor(win->widget, CHIMARA_TYPE_GLK));
+ event_throw(glk, evtype_LineInput, win, chars_written, 0);
}
}
void
on_input_entry_activate(GtkEntry *input_entry, winid_t win)
{
- g_signal_handler_block( G_OBJECT(win->widget), win->keypress_handler );
+ g_signal_handler_block(win->widget, win->keypress_handler);
- int chars_written = flush_text_grid(win);
- event_throw(evtype_LineInput, win, chars_written, 0);
+ int chars_written = finish_text_grid_line_input(win, TRUE);
+ ChimaraGlk *glk = CHIMARA_GLK(gtk_widget_get_ancestor(win->widget, CHIMARA_TYPE_GLK));
+ event_throw(glk, evtype_LineInput, win, chars_written, 0);
}
+glui32
+keyval_to_glk_keycode(guint keyval, gboolean unicode)
+{
+ glui32 keycode;
+ switch(keyval) {
+ case GDK_Up:
+ case GDK_KP_Up: return keycode_Up;
+ case GDK_Down:
+ case GDK_KP_Down: return keycode_Down;
+ case GDK_Left:
+ case GDK_KP_Left: return keycode_Left;
+ case GDK_Right:
+ case GDK_KP_Right: return keycode_Right;
+ case GDK_Linefeed:
+ case GDK_Return:
+ case GDK_KP_Enter: return keycode_Return;
+ case GDK_Delete:
+ case GDK_BackSpace:
+ case GDK_KP_Delete: return keycode_Delete;
+ case GDK_Escape: return keycode_Escape;
+ case GDK_Tab:
+ case GDK_KP_Tab: return keycode_Tab;
+ case GDK_Page_Up:
+ case GDK_KP_Page_Up: return keycode_PageUp;
+ case GDK_Page_Down:
+ case GDK_KP_Page_Down: return keycode_PageDown;
+ case GDK_Home:
+ case GDK_KP_Home: return keycode_Home;
+ case GDK_End:
+ case GDK_KP_End: return keycode_End;
+ case GDK_F1:
+ case GDK_KP_F1: return keycode_Func1;
+ case GDK_F2:
+ case GDK_KP_F2: return keycode_Func2;
+ case GDK_F3:
+ case GDK_KP_F3: return keycode_Func3;
+ case GDK_F4:
+ case GDK_KP_F4: return keycode_Func4;
+ case GDK_F5: return keycode_Func5;
+ case GDK_F6: return keycode_Func6;
+ case GDK_F7: return keycode_Func7;
+ case GDK_F8: return keycode_Func8;
+ case GDK_F9: return keycode_Func9;
+ case GDK_F10: return keycode_Func10;
+ case GDK_F11: return keycode_Func11;
+ case GDK_F12: return keycode_Func12;
+ default:
+ keycode = gdk_keyval_to_unicode(keyval);
+ /* If keycode is 0, then keyval was not recognized; also return
+ unknown if Latin-1 input was requested and the character is not in
+ Latin-1 */
+ if(keycode == 0 || (!unicode && keycode > 255))
+ return keycode_Unknown;
+ return keycode;
+ }
+}
+
+void
+force_char_input_from_queue(winid_t win, event_t *event)
+{
+ ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+ guint keyval = GPOINTER_TO_UINT(g_async_queue_pop(glk_data->char_input_queue));
+
+ glk_cancel_char_event(win);
+
+ gdk_threads_enter();
+ ChimaraGlk *glk = CHIMARA_GLK(gtk_widget_get_ancestor(win->widget, CHIMARA_TYPE_GLK));
+ g_assert(glk);
+ g_signal_emit_by_name(glk, "char-input", win->rock, keyval);
+ gdk_threads_leave();
+
+ event->type = evtype_CharInput;
+ event->win = win;
+ event->val1 = keyval_to_glk_keycode(keyval, win->input_request_type == INPUT_REQUEST_CHARACTER_UNICODE);
+ event->val2 = 0;
+}
+
+void
+force_line_input_from_queue(winid_t win, event_t *event)
+{
+ ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+ const gchar *text = g_async_queue_pop(glk_data->line_input_queue);
+ glui32 chars_written = 0;
+
+ gdk_threads_enter();
+ if(win->type == wintype_TextBuffer)
+ {
+ GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW(win->widget) );
+ GtkTextIter start, end;
+
+ /* Remove signal handlers so the line input doesn't get picked up again */
+ g_signal_handler_block(buffer, win->insert_text_handler);
+
+ /* Erase any text that was already typed */
+ GtkTextMark *input_position = gtk_text_buffer_get_mark(buffer, "input_position");
+ gtk_text_buffer_get_iter_at_mark(buffer, &start, input_position);
+ gtk_text_buffer_get_end_iter(buffer, &end);
+ gtk_text_buffer_delete(buffer, &start, &end);
+
+ /* Make the window uneditable again */
+ gtk_text_view_set_editable(GTK_TEXT_VIEW(win->widget), FALSE);
+
+ /* Insert the forced input into the window */
+ gtk_text_buffer_get_end_iter(buffer, &end);
+ gchar *text_to_insert = g_strconcat(text, "\n", NULL);
+ gtk_text_buffer_insert_with_tags_by_name(buffer, &end, text_to_insert, -1, "input", NULL);
+ chars_written = finish_text_buffer_line_input(win, TRUE);
+ }
+ else if(win->type == wintype_TextGrid)
+ {
+ /* Remove signal handlers so the line input doesn't get picked up again */
+ g_signal_handler_block(win->widget, win->keypress_handler);
+
+ /* Insert the forced input into the window */
+ gtk_entry_set_text(GTK_ENTRY(win->input_entry), text);
+ chars_written = finish_text_grid_line_input(win, TRUE);
+ }
+ gdk_threads_leave();
+
+ event->type = evtype_LineInput;
+ event->win = win;
+ event->val1 = chars_written;
+ event->val2 = 0;
+}
projects / rodin / chimara.git / blobdiff