added editmode support

WebWidgets/ExtJS/include/Poco/WebWidgets/ExtJS/TableRenderer.h

@@ -76,6 +76,7 @@ public:
 	static const std::string EV_KEYPRESSED;
 	static const std::string EV_ROWSELECTED;
 	static const std::string EV_CELLSELECTED;
+	static const std::string EV_STARTCELLVALUECHANGE;
 	static const std::string HIDDEN_INDEX_ROW;
 	
 	TableRenderer();
@@ -100,6 +101,11 @@ public:
 		/// containing members (grid, record, column, row, value, cancel)!
 		/// obj.cancel must be set to false to forbid the edit
 		
+	static Poco::WebWidgets::JSDelegate createStartCellValueChangeServerCallback(const Table* pTable);
+			/// Adds a javascript callback to inform the WebServer that the client has entered edit mode in the Table
+			/// The Extjs handler offers a method signature of "function(obj)" where obj is a complex element 
+			/// containing members (grid, record, column, row, value, cancel)!
+		
 	static Poco::WebWidgets::JSDelegate createCellSelectedServerCallback(const Table* pTable);
 		/// Adds a javascript callback to inform the WebServer that the client has selected a cell
 		/// The Extjs handler offers a method signature of

WebWidgets/ExtJS/src/TableRenderer.cpp

@@ -59,6 +59,7 @@ const std::string TableRenderer::EV_ROWCLICKED("rowclick");
 const std::string TableRenderer::EV_BEFORECELLCLICKED("cellmousedown");
 const std::string TableRenderer::EV_BEFOREROWCLICKED("rowmousedown");
 const std::string TableRenderer::EV_BEFORECELLVALUECHANGED("validateedit");
+const std::string TableRenderer::EV_STARTCELLVALUECHANGE("beforeedit");
 const std::string TableRenderer::EV_AFTEREDIT("afteredit");
 const std::string TableRenderer::EV_AFTERLOAD("load");
 const std::string TableRenderer::EV_RENDER("render");
@@ -316,6 +317,31 @@ Poco::WebWidgets::JSDelegate TableRenderer::createKeyPressedServerCallback(const
 }
 
 
+Poco::WebWidgets::JSDelegate TableRenderer::createStartCellValueChangeServerCallback(const Table* pTable)
+{
+	// beforeedit : ( Object e )
+	//  * grid - This grid
+	//	* record - The record being edited
+    //	* field - The field name being edited
+    //	* value - The value for the field being edited.
+    //	* row - The grid row index
+    //	* column - The grid column index
+    //	* cancel - Set this to true to cancel the edit or return false from your handler.
+
+	poco_check_ptr (pTable);
+	static const std::string signature("function(e)");
+	//extract the true row index from the last column!
+	std::string origRow("+e.grid.getStore().getAt(row).get('");
+	origRow.append(Poco::NumberFormatter::format(static_cast<Poco::UInt32>(pTable->getColumnCount())));
+	origRow.append("')");
+	std::map<std::string, std::string> addParams;
+	addParams.insert(std::make_pair(Table::FIELD_COL, "+col"));
+	addParams.insert(std::make_pair(Table::FIELD_ROW, origRow));
+	addParams.insert(std::make_pair(RequestHandler::KEY_EVID, Table::EV_STARTCELLVALUECHANGE));
+	return Utility::createServerCallback(signature, addParams, pTable->id(), pTable->startCellValueChange.getOnSuccess(), pTable->startCellValueChange.getOnFailure());
+}
+
+
 void TableRenderer::renderProperties(const Table* pTable, const RenderContext& context, std::ostream& ostr)
 {
 	WebApplication& app = WebApplication::instance();
@@ -341,6 +367,13 @@ void TableRenderer::renderProperties(const Table* pTable, const RenderContext& c
 			written = Utility::writeJSEvent(ostr, EV_BEFORECELLVALUECHANGED, pTable->beforeCellValueChanged, 
 						&TableRenderer::createBeforeCellValueChangedServerCallback, pTable);
 		}
+		
+		if (pTable->startCellValueChange.hasJavaScriptCode())
+		{	
+			if (written) ostr << ",";
+			written = Utility::writeJSEvent(ostr, EV_STARTCELLVALUECHANGE, pTable->startCellValueChange, 
+						&TableRenderer::createStartCellValueChangeServerCallback, pTable);
+		}
 	}
 	
 	if (pTable->keyDown.hasJavaScriptCode())

WebWidgets/ExtJS/src/TextFieldCellRenderer.cpp

@@ -82,7 +82,7 @@ void TextFieldCellRenderer::renderBody(const Renderable* pRenderable, const Rend
 void TextFieldCellRenderer::writeCellProperties(const TextFieldCell* pCell, std::ostream& ostr, bool writeValue, bool writeListeners)
 {
 	Utility::writeCellProperties(pCell, ostr);
-	
+	if (pCell->getEditMode() == Cell::EM_SELECTCONTENT)
 		ostr << ",selectOnFocus:true";
 
 	if (writeValue&& !pCell->getValue().empty())

WebWidgets/include/Poco/WebWidgets/Cell.h

@@ -66,6 +66,13 @@ class WebWidgets_API Cell: public Renderable, public RequestProcessor
 public:
 	typedef Poco::AutoPtr<Cell> Ptr;
 	
+	enum EditMode
+		/// Confgures edit mode for cells
+	{
+		EM_SELECTCONTENT = 0,
+		EM_CURSORATENDOFVALUE
+	};
+
 	void enable(bool enabled = true);
 		/// Enables (if enabled == true) or disables the Cell.
 		
@@ -155,6 +162,12 @@ public:
 	bool isEditable() const;
 		/// Returns true iff the Cell is editable.
 		
+	void setEditMode(Cell::EditMode em);
+		/// Sets the edit mode
+		
+	Cell::EditMode getEditMode() const;	
+		/// Returns the edit mode	
+		
 	// RequestProcessor
 	virtual void handleForm(const std::string& field, const std::string& value);
 		/// Handles a form field submitted by the client.
@@ -180,6 +193,7 @@ protected:
 		/// Returns the owner of this Cell.
 		
 private:
+	EditMode       _em;
 	View*          _pOwner;
 	bool           _enabled;
 	bool           _editable;
@@ -255,6 +269,18 @@ inline int Cell::getRowIndex() const
 }
 
 
+inline void Cell::setEditMode(Cell::EditMode em)
+{
+	_em = em;
+}
+
+		
+inline Cell::EditMode Cell::getEditMode() const
+{
+	return _em;
+}
+
+
 } } // namespace Poco::WebWidgets
 
 

WebWidgets/include/Poco/WebWidgets/Table.h

@@ -81,6 +81,7 @@ public:
 	static const std::string EV_KEYPRESSED;
 	static const std::string EV_ROWSELECTED;
 	static const std::string EV_CELLSELECTED;
+	static const std::string EV_STARTCELLVALUECHANGE;
 	
 	struct WebWidgets_API CellClick
 	{
@@ -121,9 +122,11 @@ public:
 	
 	JavaScriptEvent<Table::CellClick> beforeCellClicked; /// fires when the mouse is pressed down on a cell
 	
-	JavaScriptEvent<Table::CellValueChange> cellValueChanged;
+	JavaScriptEvent<Table::CellValueChange> cellValueChanged; /// triggered after data is written to the table
 	
-	JavaScriptEvent<Table::CellValueChange> beforeCellValueChanged;
+	JavaScriptEvent<Table::CellValueChange> beforeCellValueChanged;	/// triggered before data is written to the table
+	
+	JavaScriptEvent<Table::CellClick> startCellValueChange; /// triggered before a beforeCellValueChanged
 	
 	JavaScriptEvent<Table*> afterLoad; // thrown after data was loaded
 	

WebWidgets/include/Poco/WebWidgets/TableColumn.h

@@ -89,6 +89,12 @@ public:
 	bool isEditable() const;
 		/// Returns true iff the Cell is editable.
 		
+	void setEditMode(Cell::EditMode em);
+		/// Sets the edit mode of the cell
+		
+	Cell::EditMode getEditMode() const;
+		/// Returns the edit mode of the cell
+		
 	void setCustomRenderer(const std::string& jsCode);
 		/// Allows to set custom JavaScript code that renders the values of the columns
 		/// This code depends on the rendering library used during run-time!
@@ -174,6 +180,19 @@ inline bool TableColumn::isEditable() const
 }
 
 
+inline void TableColumn::setEditMode(Cell::EditMode em)
+{
+	_pCell->setEditMode(em);
+}
+
+		
+inline Cell::EditMode TableColumn::getEditMode() const
+
+{
+	return _pCell->getEditMode();
+}
+	
+
 inline void TableColumn::setCustomRenderer(const std::string& jsCode)
 {
 	_customRenderer = jsCode;

WebWidgets/src/Cell.cpp

@@ -45,6 +45,7 @@ namespace WebWidgets {
 
 Cell::Cell(View* pOwner, const std::type_info& type):
 	Renderable(type),
+	_em(EM_SELECTCONTENT),
 	_pOwner(pOwner),
 	_enabled(true),
 	_editable(true),
@@ -58,6 +59,7 @@ Cell::Cell(View* pOwner, const std::type_info& type):
 
 Cell::Cell(const std::type_info& type):
 	Renderable(type),
+	_em(EM_SELECTCONTENT),
 	_pOwner(0),
 	_enabled(true),
 	_editable(true),

WebWidgets/src/Table.cpp

@@ -63,6 +63,7 @@ const std::string Table::EV_KEYDOWN("keydown");
 const std::string Table::EV_KEYPRESSED("keypressed");
 const std::string Table::EV_ROWSELECTED("rowselected");
 const std::string Table::EV_CELLSELECTED("cellselected");
+const std::string Table::EV_STARTCELLVALUECHANGE("startedit");
 
 
 Table::Table(const TableColumns& tc, TableModel::Ptr pModel):
@@ -301,6 +302,15 @@ void Table::handleAjaxRequest(const Poco::Net::NameValueCollection& args, Poco::
 		rowSelected(this, theRow);
 		response.send();
 	}
+	else if (ev == EV_STARTCELLVALUECHANGE)
+	{
+		if (col < 0 || row < 0 || col >= getColumnCount())
+			throw InvalidArgumentException("col/row out of range");
+
+		CellClick ev(row, col);
+		startCellValueChange(this, ev);
+		response.send();
+	}
 }