1 files changed, 107 insertions, 0 deletions
diff --git a/source/blender/windowmanager/intern/wm_toolsystem.c b/source/blender/windowmanager/intern/wm_toolsystem.c
new file mode 100644
index 00000000000..5e000489ace
--- /dev/null
+++ b/source/blender/windowmanager/intern/wm_toolsystem.c
@@ -0,0 +1,107 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version. 
+ *
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/windowmanager/intern/wm_toolsystem.c
+ *  \ingroup wm
+ *
+ * Experimental tool-system>
+ */
+
+#include <string.h>
+
+#include "BLI_utildefines.h"
+#include "BLI_string.h"
+
+#include "DNA_ID.h"
+#include "DNA_scene_types.h"
+#include "DNA_windowmanager_types.h"
+#include "DNA_workspace_types.h"
+
+#include "BKE_context.h"
+#include "BKE_library.h"
+#include "BKE_main.h"
+
+#include "WM_api.h"
+#include "WM_types.h"
+
+void WM_toolsystem_unlink(bContext *C, WorkSpace *workspace)
+{
+	Main *bmain = CTX_data_main(C);
+	wmWindowManager *wm = bmain->wm.first;
+
+	if (workspace->tool.manipulator_group[0]) {
+		wmManipulatorGroupType *wgt = WM_manipulatorgrouptype_find(workspace->tool.manipulator_group, false);
+		if (wgt != NULL) {
+			bool found = false;
+
+			/* Check another workspace isn't using this tool. */
+			for (wmWindow *win = wm->windows.first; win; win = win->next) {
+				const WorkSpace *workspace_iter = WM_window_get_active_workspace(win);
+				if (workspace != workspace_iter) {
+					if (STREQ(workspace->tool.manipulator_group, workspace_iter->tool.manipulator_group)) {
+						found = true;
+						break;
+					}
+				}
+			}
+
+			if (!found) {
+				wmManipulatorMapType *mmap_type = WM_manipulatormaptype_ensure(&wgt->mmap_params);
+				WM_manipulatormaptype_group_unlink(C, bmain, mmap_type, wgt);
+			}
+		}
+	}
+}
+
+void WM_toolsystem_link(bContext *UNUSED(C), WorkSpace *workspace)
+{
+	if (workspace->tool.manipulator_group[0]) {
+		WM_manipulator_group_type_ensure(workspace->tool.manipulator_group);
+	}
+}
+
+void WM_toolsystem_set(bContext *C, const bToolDef *tool)
+{
+	WorkSpace *workspace = CTX_wm_workspace(C);
+
+	WM_toolsystem_unlink(C, workspace);
+
+	workspace->tool.index = tool->index;
+	workspace->tool.spacetype = tool->spacetype;
+
+	if (&workspace->tool != tool) {
+		BLI_strncpy(workspace->tool.keymap, tool->keymap, sizeof(tool->keymap));
+		BLI_strncpy(workspace->tool.manipulator_group, tool->manipulator_group, sizeof(tool->manipulator_group));
+		workspace->tool.spacetype = tool->spacetype;
+	}
+
+	WM_toolsystem_link(C, workspace);
+}
+
+void WM_toolsystem_init(bContext *C)
+{
+	Main *bmain = CTX_data_main(C);
+	wmWindowManager *wm = bmain->wm.first;
+
+	for (wmWindow *win = wm->windows.first; win; win = win->next) {
+		WorkSpace *workspace = WM_window_get_active_workspace(win);
+		WM_toolsystem_link(C, workspace);
+	}
+}