rnd-20100521-1-src

[rocksndiamonds.git] / src / libgame / gadgets.c

diff --git a/src/libgame/gadgets.c b/src/libgame/gadgets.c
index afe5c3a74addaf06cc37ed3e7fae46d6638e4054..4ac2a294202b249eb88fc6831dc7b0c623fd6d6b 100644 (file)
--- a/src/libgame/gadgets.c
+++ b/src/libgame/gadgets.c
@@ -1,7 +1,7 @@
 /***********************************************************
 * Artsoft Retro-Game Library                               *
 *----------------------------------------------------------*
-* (c) 1994-2002 Artsoft Entertainment                      *
+* (c) 1994-2006 Artsoft Entertainment                      *
 *               Holger Schemel                             *
 *               Detmolder Strasse 189                      *
 *               33604 Bielefeld                            *
@@ -32,6 +32,17 @@ static struct GadgetInfo *last_info_gi = NULL;
 static int next_free_gadget_id = 1;
 static boolean gadget_id_wrapped = FALSE;
 
+static void (*PlayGadgetSoundActivating)(void) = NULL;
+static void (*PlayGadgetSoundSelecting)(void) = NULL;
+
+
+void InitGadgetsSoundCallback(void (*activating_function)(void),
+                             void (*selecting_function)(void))
+{
+  PlayGadgetSoundActivating = activating_function;
+  PlayGadgetSoundSelecting = selecting_function;
+}
+
 static struct GadgetInfo *getGadgetInfoFromGadgetID(int id)
 {
   struct GadgetInfo *gi = gadget_list_first_entry;
@@ -370,10 +381,16 @@ static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct)
                                   gi->height - 2 * border_y);
 
        /* gadget text value */
+#if 1
+       DrawTextBuffer(gi->x + border_x, gi->y + border_y, gi->textarea.value,
+                      font_nr, gi->textarea.xsize, 0, -1, gi->textarea.ysize,
+                      BLIT_ON_BACKGROUND, FALSE, FALSE, FALSE);
+#else
        DrawTextToTextArea(gi->x + border_x, gi->y + border_y,
                           gi->textarea.value, font_nr, gi->textarea.xsize,
                           gi->textarea.xsize, gi->textarea.ysize,
                           BLIT_ON_BACKGROUND);
+#endif
 
        cursor_letter = gi->textarea.value[gi->textarea.cursor_position];
        cursor_string[0] = (cursor_letter != '\0' ? cursor_letter : ' ');
@@ -731,7 +748,7 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
 
       case GDI_INFO_TEXT:
        {
-         int max_textsize = MAX_INFO_TEXTSIZE - 1;
+         int max_textsize = MAX_INFO_TEXTSIZE;
          char *text = va_arg(ap, char *);
 
          if (text != NULL)
@@ -768,20 +785,14 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
        break;
 
       case GDI_ACTIVE:
-       /* take care here: "boolean" is typedef'ed as "unsigned char",
-          which gets promoted to "int" */
        gi->active = (boolean)va_arg(ap, int);
        break;
 
       case GDI_DIRECT_DRAW:
-       /* take care here: "boolean" is typedef'ed as "unsigned char",
-          which gets promoted to "int" */
        gi->direct_draw = (boolean)va_arg(ap, int);
        break;
 
       case GDI_CHECKED:
-       /* take care here: "boolean" is typedef'ed as "unsigned char",
-          which gets promoted to "int" */
        gi->checked = (boolean)va_arg(ap, int);
        break;
 
@@ -821,7 +832,7 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
          int max_textsize = MAX_GADGET_TEXTSIZE;
 
          if (gi->textinput.size)
-           max_textsize = MIN(gi->textinput.size, MAX_GADGET_TEXTSIZE - 1);
+           max_textsize = MIN(gi->textinput.size, MAX_GADGET_TEXTSIZE);
 
          strncpy(gi->textinput.value, va_arg(ap, char *), max_textsize);
          strcpy(gi->textinput.last_value, gi->textinput.value);
@@ -839,7 +850,7 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
       case GDI_TEXT_SIZE:
        {
          int tag_value = va_arg(ap, int);
-         int max_textsize = MIN(tag_value, MAX_GADGET_TEXTSIZE - 1);
+         int max_textsize = MIN(tag_value, MAX_GADGET_TEXTSIZE);
 
          gi->textinput.size = max_textsize;
          gi->textinput.value[max_textsize] = '\0';
@@ -1501,7 +1512,7 @@ boolean HandleGadgets(int mx, int my, int button)
        (gadget_pressed_inside_select_line && !mouse_inside_select_area)))
   {
     struct GadgetInfo *gi = last_gi;
-    boolean gadget_changed = (gi->event_mask & GD_EVENT_TEXT_LEAVING);
+    boolean gadget_changed = ((gi->event_mask & GD_EVENT_TEXT_LEAVING) != 0);
 
     /* check if text gadget has changed its value */
     if (gi->type & GD_TYPE_TEXT_INPUT)
@@ -1688,8 +1699,6 @@ boolean HandleGadgets(int mx, int my, int button)
     last_info_gi = new_gi;
   }
 
-#if 1
-
   gadget_draggable = (gi && gi->type & GD_TYPE_SCROLLBAR);
 
   /* reset drag position for newly pressed scrollbar to "not dragging" */
@@ -1742,7 +1751,7 @@ boolean HandleGadgets(int mx, int my, int button)
 
        if (IS_WHEEL_BUTTON(button))
        {
-         boolean scroll_single_step = (GetKeyModState() & KMOD_Alt);
+         boolean scroll_single_step = ((GetKeyModState() & KMOD_Alt) != 0);
 
          item_steps = (scroll_single_step ? 1 : DEFAULT_WHEEL_STEPS);
          item_direction = (button == MB_WHEEL_UP ||
@@ -1789,10 +1798,10 @@ boolean HandleGadgets(int mx, int my, int button)
     }
   }
 
-#endif
-
   if (gadget_pressed)
   {
+    PlayGadgetSoundActivating();
+
     if (gi->type == GD_TYPE_CHECK_BUTTON)
     {
       gi->checked = !gi->checked;
@@ -1971,9 +1980,7 @@ boolean HandleGadgets(int mx, int my, int button)
     if (gi->type & GD_TYPE_SCROLLBAR)
       DrawGadget(gi, DG_UNPRESSED, gi->direct_draw);
 
-#if 1
     gi->state = GD_BUTTON_UNPRESSED;
-#endif
     gi->event.type = GD_EVENT_RELEASED;
 
     if (gi->event_mask & GD_EVENT_RELEASED &&
@@ -1991,10 +1998,10 @@ boolean HandleGadgets(int mx, int my, int button)
 
 static void insertCharIntoTextArea(struct GadgetInfo *gi, char c)
 {
-  char text[MAX_GADGET_TEXTSIZE];
+  char text[MAX_GADGET_TEXTSIZE + 1];
   int cursor_position = gi->textarea.cursor_position;
 
-  if (strlen(gi->textarea.value) == MAX_GADGET_TEXTSIZE) /* no space left */
+  if (strlen(gi->textarea.value) >= MAX_GADGET_TEXTSIZE) /* no space left */
     return;
 
   strcpy(text, gi->textarea.value);
@@ -2016,7 +2023,7 @@ boolean HandleGadgetsKeyInput(Key key)
 
   if (key == KSYM_Return)      /* valid for both text input and selectbox */
   {
-    boolean gadget_changed = (gi->event_mask & GD_EVENT_TEXT_RETURN);
+    boolean gadget_changed = ((gi->event_mask & GD_EVENT_TEXT_RETURN) != 0);
 
     if (gi->type & GD_TYPE_TEXT_INPUT)
     {
@@ -2055,7 +2062,7 @@ boolean HandleGadgetsKeyInput(Key key)
   }
   else if (gi->type & GD_TYPE_TEXT_INPUT)      /* only valid for text input */
   {
-    char text[MAX_GADGET_TEXTSIZE];
+    char text[MAX_GADGET_TEXTSIZE + 1];
     int text_length = strlen(gi->textinput.value);
     int cursor_pos = gi->textinput.cursor_position;
     char letter = getCharFromKey(key);
@@ -2102,7 +2109,7 @@ boolean HandleGadgetsKeyInput(Key key)
   }
   else if (gi->type & GD_TYPE_TEXT_AREA)       /* only valid for text area */
   {
-    char text[MAX_GADGET_TEXTSIZE];
+    char text[MAX_GADGET_TEXTSIZE + 1];
     int text_length = strlen(gi->textarea.value);
     int area_ysize = gi->textarea.ysize;
     int cursor_x_pref = gi->textarea.cursor_x_preferred;