added key selection setting

fixed amb309

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40825

core/MenuStyle_Radio.cpp

@@ -286,6 +286,8 @@ void CRadioDisplay::SendRawDisplay(int client, unsigned int time)
 
 	cell_t players[1] = {client};
 
+	int _sel_keys = (keys == 0) ? (1<<9) : keys;
+
 	char *ptr = buffer;
 	char save = 0;
 	while (true)
@@ -296,7 +298,7 @@ void CRadioDisplay::SendRawDisplay(int client, unsigned int time)
 			ptr[240] = '\0';
 		}
 		bf_write *buffer = g_UserMsgs.StartMessage(g_ShowMenuId, players, 1, 0);
-		buffer->WriteWord(keys);
+		buffer->WriteWord(_sel_keys);
 		buffer->WriteChar(time ? time : -1);
 		buffer->WriteByte( (len > 240) ? 1 : 0 );
 		buffer->WriteString(ptr);
@@ -317,6 +319,11 @@ void CRadioDisplay::DeleteThis()
 	delete this;
 }
 
+bool CRadioDisplay::SetSelectableKeys(unsigned int keymap)
+{
+	keys = (signed)keymap;
+}
+
 CRadioMenu::CRadioMenu(IMenuHandler *pHandler, IdentityToken_t *pOwner) : 
 CBaseMenu(pHandler, &g_RadioMenuStyle, pOwner)
 {

core/MenuStyle_Radio.h

@@ -78,6 +78,7 @@ public: //IMenuPanel
 	bool SendDisplay(int client, IMenuHandler *handler, unsigned int time);
 	void DeleteThis();
 	void SendRawDisplay(int client, unsigned int time);
+	bool SetSelectableKeys(unsigned int keymap);
 private:
 	String m_BufferText;
 	String m_Title;

core/MenuStyle_Valve.cpp

@@ -305,6 +305,11 @@ bool CValveMenuDisplay::SendDisplay(int client, IMenuHandler *handler, unsigned
 	return g_ValveMenuStyle.DoClientMenu(client, this, handler, time);
 }
 
+bool CValveMenuDisplay::SetSelectableKeys(unsigned int keymap)
+{
+	return false;
+}
+
 CValveMenu::CValveMenu(IMenuHandler *pHandler, IdentityToken_t *pOwner) : 
 CBaseMenu(pHandler, &g_ValveMenuStyle, pOwner), 
 	m_IntroColor(255, 0, 0, 255)

core/MenuStyle_Valve.h

@@ -82,6 +82,7 @@ public:
 	bool CanDrawItem(unsigned int drawFlags);
 	void SendRawDisplay(int client, int priority, unsigned int time);
 	void DeleteThis();
+	bool SetSelectableKeys(unsigned int keymap);
 private:
 	KeyValues *m_pKv;
 	unsigned int m_NextPos;

core/smn_menus.cpp

@@ -855,6 +855,20 @@ static cell_t SendPanelToClient(IPluginContext *pContext, const cell_t *params)
 	return 1;
 }
 
+static cell_t SetPanelKeys(IPluginContext *pContext, const cell_t *params)
+{
+	Handle_t hndl = (Handle_t)params[1];
+	HandleError err;
+	IMenuPanel *panel;
+
+	if ((err=ReadPanelHandle(hndl, &panel)) != HandleError_None)
+	{
+		return pContext->ThrowNativeError("Menu handle %x is invalid (error %d)", hndl, err);
+	}
+
+	return panel->SetSelectableKeys(params[2]);
+}
+
 REGISTER_NATIVES(menuNatives)
 {
 	{"AddMenuItem",				AddMenuItem},
@@ -885,5 +899,6 @@ REGISTER_NATIVES(menuNatives)
 	{"SetMenuPagination",		SetMenuPagination},
 	{"SetMenuTitle",			SetMenuTitle},
 	{"SetPanelTitle",			SetPanelTitle},
+	{"SetPanelKeys",			SetPanelKeys},
 	{NULL,						NULL},
 };

plugins/include/menus.inc

@@ -479,6 +479,17 @@ native DrawPanelText(Handle:panel, const String:text[]);
  */
 native CanPanelDrawFlags(Handle:panel, style);
 
+/**
+ * Sets the selectable key map of a panel.  This is not supported by
+ * all styles (only by Radio, as of this writing).  
+ *
+ * @param keys			An integer where each bit N allows key
+ *						N+1 to be selected.  If no keys are selectable,
+ *						then key 0 (bit 9) is automatically set.
+ * @return 				True if supported, false otherwise.
+ */
+native bool:SetPanelKeys(Handle:panel, keys);
+
 /**
  * Sends a panel to a client.  Unlike full menus, the handler
  * function will only receive the following actions, both of 

public/IMenuManager.h

@@ -224,6 +224,18 @@ namespace SourceMod
 		 * @brief Destroys the display object.
 		 */
 		virtual void DeleteThis() =0;
+
+		/**
+		 * @brief Sets the selectable key map.  Returns false if the function 
+		 * is not supported.
+		 * 
+		 * @param keys			A bit string where each bit N-1 specifies 
+		 *						that key N is selectable (key 0 is bit 9).  
+		 *						If the selectable key map is 0, it will be
+		 *						automatically set to allow 0.
+		 * @return				True on success, false if not supported.
+		 */
+		virtual bool SetSelectableKeys(unsigned int keymap) =0;
 	};
 
 	/**