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Diffstat (limited to 'Build/source/utils/dialog/dialog-1.1-20100428/mouse.c')
-rw-r--r--Build/source/utils/dialog/dialog-1.1-20100428/mouse.c139
1 files changed, 139 insertions, 0 deletions
diff --git a/Build/source/utils/dialog/dialog-1.1-20100428/mouse.c b/Build/source/utils/dialog/dialog-1.1-20100428/mouse.c
new file mode 100644
index 00000000000..1dfcb435ff1
--- /dev/null
+++ b/Build/source/utils/dialog/dialog-1.1-20100428/mouse.c
@@ -0,0 +1,139 @@
+/*
+ * $Id: mouse.c,v 1.18 2007/02/22 21:51:38 tom Exp $
+ *
+ * mouse.c -- mouse support for dialog
+ *
+ * Copyright 2002-2006,2007 Thomas E. Dickey
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License, version 2.1
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to
+ * Free Software Foundation, Inc.
+ * 51 Franklin St., Fifth Floor
+ * Boston, MA 02110, USA.
+ */
+
+#include <dialog.h>
+#include <dlg_keys.h>
+
+#if USE_MOUSE
+
+static int basex, basey;
+
+static mseRegion *regionList = NULL;
+
+/*=========== region related functions =============*/
+
+static mseRegion *
+find_region_by_code(int code)
+{
+ mseRegion *butPtr;
+
+ for (butPtr = regionList; butPtr; butPtr = butPtr->next) {
+ if (code == butPtr->code)
+ break;
+ }
+ return butPtr;
+}
+
+void
+dlg_mouse_setbase(int x, int y)
+{
+ basex = x;
+ basey = y;
+}
+
+void
+dlg_mouse_mkbigregion(int y, int x,
+ int height, int width,
+ int code,
+ int step_y, int step_x,
+ int mode)
+{
+ mseRegion *butPtr = dlg_mouse_mkregion(y, x, height, width, -DLGK_MOUSE(code));
+ butPtr->mode = mode;
+ butPtr->step_x = MAX(1, step_x);
+ butPtr->step_y = MAX(1, step_y);
+}
+
+void
+dlg_mouse_free_regions(void)
+{
+ while (regionList != 0) {
+ mseRegion *butPtr = regionList->next;
+ free(regionList);
+ regionList = butPtr;
+ }
+}
+
+mseRegion *
+dlg_mouse_mkregion(int y, int x, int height, int width, int code)
+{
+ mseRegion *butPtr;
+
+ if ((butPtr = find_region_by_code(code)) == 0) {
+ butPtr = dlg_malloc(mseRegion, 1);
+ assert_ptr(butPtr, "dlg_mouse_mkregion");
+ butPtr->next = regionList;
+ regionList = butPtr;
+ }
+ if (butPtr != 0) {
+ butPtr->mode = -1;
+ butPtr->step_x = 0;
+ butPtr->step_y = 0;
+ butPtr->y = basey + y;
+ butPtr->Y = basey + y + height;
+ butPtr->x = basex + x;
+ butPtr->X = basex + x + width;
+ butPtr->code = code;
+ }
+ return butPtr;
+}
+
+/* retrieve the frame under the pointer */
+static mseRegion *
+any_mouse_region(int y, int x, int small)
+{
+ mseRegion *butPtr;
+
+ for (butPtr = regionList; butPtr; butPtr = butPtr->next) {
+ if (small ^ (butPtr->code >= 0))
+ continue;
+ if (y < butPtr->y || y >= butPtr->Y)
+ continue;
+ if (x < butPtr->x || x >= butPtr->X)
+ continue;
+ break; /* found */
+ }
+ return butPtr;
+}
+
+/* retrieve the frame under the pointer */
+mseRegion *
+dlg_mouse_region(int y, int x)
+{
+ return any_mouse_region(y, x, TRUE);
+}
+
+/* retrieve the bigframe under the pointer */
+mseRegion *
+dlg_mouse_bigregion(int y, int x)
+{
+ return any_mouse_region(y, x, FALSE);
+}
+
+#else
+void mouse_dummy(void);
+void
+mouse_dummy(void)
+{
+}
+#endif /* USE_MOUSE */