Author: bgbnbigben
Date: 2011-10-30 05:59:11 -0700 (Sun, 30 Oct 2011)
New Revision: 9160
Log:
Added a patch (#2746) to add support for keyboard in the scrollgroup. Many
thanks to Winfreid Szukalski for this patch.
Modified:
trunk/src/ScrollGroup.cxx
Modified: trunk/src/ScrollGroup.cxx
===================================================================
--- trunk/src/ScrollGroup.cxx 2011-10-29 15:04:37 UTC (rev 9159)
+++ trunk/src/ScrollGroup.cxx 2011-10-30 12:59:11 UTC (rev 9160)
@@ -518,7 +518,100 @@
}
}
- case KEY:
+ case SHORTCUT:
+ {
+#define CURSOR_STEP 8
+ int scroll_x = hscrollbar.value();
+ int scroll_y = scrollbar.value();
+
+ if(hscrollbar.visible())
+ {
+ if(event_key() == LeftKey)
+ {
+ if(scroll_x == 0) return 1;
+
+ if((scroll_x = hscrollbar.value() - CURSOR_STEP) < 0) scroll_x = 0;
+
+ scrollTo(scroll_x, scroll_y);
+
+ return 1;
+ }
+ if(event_key() == RightKey)
+ {
+ if(scroll_x == max_x_scroll_) return 1;
+
+ if((scroll_x = hscrollbar.value() + CURSOR_STEP) > max_x_scroll_)
+ scroll_x = max_x_scroll_;
+
+ scrollTo(scroll_x, scroll_y);
+
+ return 1;
+ }
+ }
+ if(scrollbar.visible())
+ {
+ if(event_key() == UpKey)
+ {
+ if(scroll_y == 0) return 1;
+
+ if((scroll_y = scrollbar.value() - CURSOR_STEP) < 0) scroll_y = 0;
+
+ scrollTo(scroll_x,scroll_y);
+
+ return 1;
+ }
+ if(event_key() == DownKey)
+ {
+ if(scroll_y == max_y_scroll_) return 1;
+
+ if((scroll_y = scrollbar.value() + CURSOR_STEP) > max_y_scroll_)
+ scroll_y = max_y_scroll_;
+
+ scrollTo(scroll_x,scroll_y);
+
+ return 1;
+ }
+ if(event_key() == HomeKey)
+ {
+ if(scroll_y > 0)
+ scrollTo(scroll_x, 0);
+
+ return 1;
+ }
+ if(event_key() == EndKey)
+ {
+ if(scroll_y < max_y_scroll_)
+ scrollTo(scroll_x, max_y_scroll_);
+
+ return 1;
+ }
+ if(event_key() == PageUpKey)
+ {
+ if(scroll_y == 0) return 1;
+
+ if((scroll_y = scrollbar.value() - scrollbar.pagesize()) < 0)
+ scroll_y = 0;
+
+ scrollTo(scroll_x, scroll_y);
+
+ return 1;
+ }
+ if(event_key() == PageDownKey)
+ {
+ if(scroll_y == max_y_scroll_) return 1;
+
+ if((scroll_y = scrollbar.value() + scrollbar.pagesize()) >
max_y_scroll_)
+ scroll_y = max_y_scroll_;
+
+ scrollTo(scroll_x, scroll_y);
+
+ return 1;
+ }
+ }
+ }
+ break;
+
+ case KEY:
if (scrollbar.send(event)) return 1;
if (hscrollbar.send(event)) return 1;
break;
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