From 952055c6f347ab9ea28ddcf628665107457f7cb1 Mon Sep 17 00:00:00 2001 From: Alan Knowles Date: Wed, 24 Sep 2014 13:44:38 +0800 Subject: [PATCH] Builder4/WindowLeftTree.bjs Builder4/WindowLeftTree.vala --- Builder4/WindowLeftTree.bjs | 2 +- Builder4/WindowLeftTree.vala | 14 ++++++++++++++ 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/Builder4/WindowLeftTree.bjs b/Builder4/WindowLeftTree.bjs index 0ab2349f8..9646faf5b 100644 --- a/Builder4/WindowLeftTree.bjs +++ b/Builder4/WindowLeftTree.bjs @@ -30,7 +30,7 @@ "drag_motion" : " ( ctx, x, y, time) => {\n \n // the point of this is to detect where an item could be dropped..\n print(\"got drag motion\");\n this.drag_in_motion = true;\n this.drag_x = x;\n this.drag_y = y;\n \n // request data that will be recieved by the recieve... \n Gtk.drag_get_data\n (\n this.el, // will receive 'drag-data-received' signal \n ctx, // represents the current state of the DnD \n Gdk.Atom.intern(\"STRING\",true), // the target type we want \n time // time stamp \n );\n return true;\n \n}", "drag_data_get" : " ( drag_context, data, info, time) => {\n\n\n //print(\"drag-data-get\");\n var s = this.el.get_selection();\n if (s.count_selected_rows() < 1) {\n data.set_text(\"\",0); \n print(\"return empty string - no selection..\");\n return;\n }\n \n Gtk.TreeIter iter;\n Gtk.TreeModel mod;\n \n s.get_selected(out mod, out iter);\n \n \n \n GLib.Value value;\n _this.model.el.get_value(iter, 2, out value);\n var ndata = (JsRender.Node)(value.dup_object());\n var xname = ndata.fqn();\n \n \n var tp = mod.get_path(iter).to_string();\n // by default returns the path..\n \n if ( info != Gdk.Atom.intern(\"STRING\",true) ) {\n tp = node.toJsonString();\n } \n \n data.set_text(tp,tp.length); \n \n \n\n \n // print(\"return \" + tp);\n}", "drag_data_received" : " (ctx, x, y, sel, info, time) => {\n //print(\"Tree: drag-data-received\");\n\n\n var is_drag = info == Gdk.Atom.intern(\"STRING\",true), \n \n\n //print(\"GETTING POS\");\n var targetData = \"\";\n \n Gtk.TreePath path;\n Gtk.TreeViewDropPosition pos;\n var isOver = _this.view.el.get_dest_row_at_pos(this.drag_x,this.drag_y, out path, out pos);\n \n // if there are not items in the tree.. the we have to set isOver to true for anything..\n var isEmpty = false;\n if (_this.model.el.iter_n_children(null) < 1) {\n print(\"got NO children?\\n\");\n isOver = true; //??? \n isEmpty = true;\n pos = Gtk.TreeViewDropPosition.INTO_OR_AFTER;\n }\n \n \n //console.log(\"LEFT-TREE: drag-motion\");\n var src = Gtk.drag_get_source_widget(ctx);\n \n // a drag from elsewhere...- prevent drop..\n if (src != this.el) {\n //print(\"drag_data_recieved from another element\");\n \n \n var selection_text = sel.get_text();\n \n \n if (selection_text == null || selection_text.length < 1 || !isOver) {\n // nothing valid foudn to drop...\n if (is_drag) {\n Gdk.drag_status(ctx, 0, time);\n this.highlightDropPath(\"\", (Gtk.TreeViewDropPosition)0);\n return;\n }\n Gtk.drag_finish (ctx, false, false, time); // drop failed..\n // no drop action...\n return; \n \n }\n JsRender.Node dropNode = new JsRender.Node(); \n \n var dropNodeType = selection_text;\n var show_templates = true;\n // for drop\n if (!is_drag && dropNodeType[0] == '{') {\n var pa = new Json.Parser();\n pa.load_from_data(dropNodeType);\n dropNode = new JsRender.Node();\n dropNode.loadFromJson( pa.get_root(), 2);\n dropNodeType = dropNode.fqn();\n show_templates = false;\n } else {\n\n dropNode.setFqn(selection_text);\n }\n\n \n // dropList --- need to gather this ... \n //print(\"get dropList for : %s\\n\",selection_text); \n var dropList = _this.model.file.palete().getDropList(dropNodeType);\n \n print(\"dropList: %s\\n\", string.joinv(\" , \", dropList));\n \n targetData = _this.model.findDropNodeByPath( isEmpty ? \"\" : path.to_string(), dropList, pos);\n \n print(\"targetDAta: \" + targetData +\"\\n\");\n \n if (targetData.length < 1) {\n \n // invalid drop path..\n if (this.drag_in_motion) {\n Gdk.drag_status(ctx, 0, time);\n this.highlightDropPath(\"\", (Gtk.TreeViewDropPosition)0);\n return;\n }\n Gtk.drag_finish (ctx, false, false, time); // drop failed..\n // no drop action...\n return;\n }\n // valid drop path..\n \n var td_ar = targetData.split(\"|\");\n \n \n if (this.drag_in_motion) { \n Gdk.drag_status(ctx, Gdk.DragAction.COPY ,time);\n\n this.highlightDropPath( td_ar[0] , (Gtk.TreeViewDropPosition)int.parse(td_ar[1]));\n return;\n }\n // continue on to allow drop..\n \n\n // at this point, drag is not in motion... -- as checked above... - so it's a real drop event..\n \n\n _this.model.dropNode(targetData, dropNode, show_templates);\n print(\"ADD new node!!!\\n\");\n \n ///Xcls_DialogTemplateSelect.singleton().show( _this.model.file.palete(), node);\n \n Gtk.drag_finish (ctx, false, false,time);\n \n \n \n \n \n return;\n \n }\n \n // ------------- a drag from self..\n \n \n //var action = Gdk.DragAction.COPY;\n // unless we are copying!!! ctl button..\n var action = (ctx.get_actions() & Gdk.DragAction.MOVE) > 0 ? Gdk.DragAction.MOVE : Gdk.DragAction.COPY ;\n \n \n if (_this.model.el.iter_n_children(null) < 1) {\n // no children.. -- asume it's ok..\n \n targetData = \"|%d|\".printf((int)Gtk.TreeViewDropPosition.INTO_OR_AFTER);\n if (this.drag_in_motion) { \n this.highlightDropPath(\"\", (Gtk.TreeViewDropPosition)0); \n Gdk.drag_status(ctx, action ,time);\n return;\n }\n // continue through to allow drop...\n\n } else {\n \n \n\n \n \n //print(\"ISOVER? \" + isOver);\n if (!isOver) {\n if (this.drag_in_motion) {\n Gdk.drag_status(ctx, 0 ,time);\n this.highlightDropPath(\"\", (Gtk.TreeViewDropPosition)0); \n return;\n }\n Gtk.drag_finish (ctx, false, false, time); // drop failed..\n return; // not over apoint!?! - no action on drop or motion..\n }\n \n // drag node is parent of child..\n //console.log(\"SRC TREEPATH: \" + src.treepath);\n //console.log(\"TARGET TREEPATH: \" + data.path.to_string());\n \n // nned to check a few here..\n //Gtk.TreeViewDropPosition.INTO_OR_AFTER\n //Gtk.TreeViewDropPosition.INTO_OR_BEFORE\n //Gtk.TreeViewDropPosition.AFTER\n //Gtk.TreeViewDropPosition.BEFORE\n \n // locally dragged items to not really use the \n var selection_text = this.dragData;\n \n \n \n if (selection_text == null || selection_text.length < 1) {\n //print(\"Error - drag selection text returned NULL\");\n if (this.drag_in_motion) {\n Gdk.drag_status(ctx, 0 ,time);\n this.highlightDropPath(\"\", (Gtk.TreeViewDropPosition)0);\n return;\n }\n Gtk.drag_finish (ctx, false, false, time); // drop failed..\n return; /// -- fixme -- this is not really correct..\n } \n \n // see if we are dragging into ourself?\n print (\"got selection text of \" + selection_text);\n \n var target_path = path.to_string();\n //print(\"target_path=\"+target_path);\n\n // \n if (selection_text == target_path) {\n print(\"self drag ?? == we should perhaps allow copy onto self..\\n\");\n if (this.drag_in_motion) {\n Gdk.drag_status(ctx, 0 ,time);\n this.highlightDropPath(\"\", (Gtk.TreeViewDropPosition)0);\n return;\n }\n Gtk.drag_finish (ctx, false, false, time); // drop failed..\n\n return; /// -- fixme -- this is not really correct..\n\n }\n \n // check that \n //print(\"DUMPING DATA\");\n //console.dump(data);\n // path, pos\n \n //print(data.path.to_string() +' => '+ data.pos);\n \n // dropList is a list of xtypes that this node could be dropped on.\n // it is set up when we start to drag..\n \n \n targetData = _this.model.findDropNodeByPath( path.to_string(), this.dropList, pos);\n \n print(\"targetDAta: \" + targetData +\"\\n\");\n \n if (targetData.length < 1) {\n //print(\"Can not find drop node path\");\n if (this.drag_in_motion) {\n Gdk.drag_status(ctx, 0, time);\n this.highlightDropPath(\"\", (Gtk.TreeViewDropPosition)0);\n return;\n }\n Gtk.drag_finish (ctx, false, false, time); // drop failed..\n return;\n }\n \n var td_ar = targetData.split(\"|\");\n \n \n if (this.drag_in_motion) { \n Gdk.drag_status(ctx, action ,time);\n this.highlightDropPath(td_ar[0], (Gtk.TreeViewDropPosition)int.parse(td_ar[1]));\n return;\n }\n // continue on to allow drop..\n }\n\n // at this point, drag is not in motion... -- as checked above... - so it's a real drop event..\n\n\n var delete_selection_data = false;\n \n if (ctx.get_actions() == Gdk.DragAction.ASK) {\n /* Ask the user to move or copy, then set the ctx action. */\n }\n\n if (ctx.get_actions() == Gdk.DragAction.MOVE) {\n delete_selection_data = true;\n }\n \n \n // drag around.. - reorder..\n _this.model.moveNode(targetData, ctx.get_actions());\n \n \n \n \n \n // we can send stuff to souce here...\n\n\n // do we always say failure, so we handle the reall drop?\n Gtk.drag_finish (ctx, false, false,time); //delete_selection_data, time);\n \n}", - "drag_drop" : " ( ctx, x, y, time) => {\n //Seed.print(\"TARGET: drag-drop\");\n \n \n var src = Gtk.drag_get_source_widget(ctx);\n \n if (src != this.el) {\n \n \n \n this.drag_in_motion = false; \n // request data that will be recieved by the recieve... \n Gtk.drag_get_data\n (\n this.el, // will receive 'drag-data-received' signal \n ctx, // represents the current state of the DnD \n Gdk.Atom.intern(\"application/json\",true), // the target type we want \n time // time stamp \n );\n\n \n // No target offered by source => error\n \n\n return false;\n }\n}" + "drag_drop" : " ( ctx, x, y, time) => {\n //Seed.print(\"TARGET: drag-drop\");\n \n \n var src = Gtk.drag_get_source_widget(ctx);\n \n if (src != this.el) {\n \n \n \n this.drag_in_motion = false; \n // request data that will be recieved by the recieve... \n Gtk.drag_get_data\n (\n this.el, // will receive 'drag-data-received' signal \n ctx, // represents the current state of the DnD \n Gdk.Atom.intern(\"application/json\",true), // the target type we want \n time // time stamp \n );\n\n \n // No target offered by source => error\n \n\n return false;\n }\n \n // handle drop around self..\n \n \n \n \n \n \n \n \n \n \n \n \n}" }, "# string dragData" : "", "# string[] dropList" : "", diff --git a/Builder4/WindowLeftTree.vala b/Builder4/WindowLeftTree.vala index 5e4d0a138..7ad53d23d 100644 --- a/Builder4/WindowLeftTree.vala +++ b/Builder4/WindowLeftTree.vala @@ -630,6 +630,20 @@ public class Xcls_WindowLeftTree : Object return false; } + + // handle drop around self.. + + + + + + + + + + + + }); } -- 2.39.2