182 lines
8.5 KiB
MQL5
182 lines
8.5 KiB
MQL5
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//+------------------------------------------------------------------+
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//| ex-CLabel.mq5 |
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//| Copyright 2020, MetaQuotes Software Corp. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2020, MetaQuotes Software Corp."
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#property link "https://www.mql5.com"
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#property version "1.00"
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//+------------------------------------------------------------------+
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//| ControlsLabel.mq5 |
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//| Copyright 2017, MetaQuotes Software Corp. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2017, MetaQuotes Software Corp."
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#property link "https://www.mql5.com"
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#property version "1.00"
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#property description "Control Panels and Dialogs. Demonstration class CLabel"
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#include <Controls\Dialog.mqh>
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#include <Controls\Label.mqh>
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//+------------------------------------------------------------------+
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//| defines |
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//+------------------------------------------------------------------+
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//--- indents and gaps
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#define INDENT_LEFT (11) // indent from left (with allowance for border width)
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#define INDENT_TOP (11) // indent from top (with allowance for border width)
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#define INDENT_RIGHT (11) // indent from right (with allowance for border width)
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#define INDENT_BOTTOM (11) // indent from bottom (with allowance for border width)
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#define CONTROLS_GAP_X (5) // gap by X coordinate
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#define CONTROLS_GAP_Y (5) // gap by Y coordinate
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//--- for buttons
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#define BUTTON_WIDTH (100) // size by X coordinate
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#define BUTTON_HEIGHT (20) // size by Y coordinate
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//--- for the indication area
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#define EDIT_HEIGHT (20) // size by Y coordinate
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//--- for group controls
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#define GROUP_WIDTH (150) // size by X coordinate
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#define LIST_HEIGHT (179) // size by Y coordinate
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#define RADIO_HEIGHT (56) // size by Y coordinate
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#define CHECK_HEIGHT (93) // size by Y coordinate
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//+------------------------------------------------------------------+
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//| Class CControlsDialog |
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//| Usage: main dialog of the Controls application |
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//+------------------------------------------------------------------+
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class CControlsDialog : public CAppDialog
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{
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private:
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CLabel m_label; // CLabel object
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CLabel m_label2; // CLabel object
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public:
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CControlsDialog(void);
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~CControlsDialog(void);
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//--- create
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virtual bool Create(const long chart,const string name,const int subwin,const int x1,const int y1,const int x2,const int y2);
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//--- chart event handler
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virtual bool OnEvent(const int id,const long &lparam,const double &dparam,const string &sparam);
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CLabel* addLabel(string strLabel);
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//void alterLabel(long id, string strLabel);
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//protected:
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//--- create dependent controls
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bool CreateLabel(void);
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//--- handlers of the dependent controls events
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void OnClickLabel(void);
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};
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//+------------------------------------------------------------------+
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//| Event Handling |
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//+------------------------------------------------------------------+
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EVENT_MAP_BEGIN(CControlsDialog)
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EVENT_MAP_END(CAppDialog)
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//+------------------------------------------------------------------+
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//| Constructor |
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//+------------------------------------------------------------------+
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CControlsDialog::CControlsDialog(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Destructor |
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//+------------------------------------------------------------------+
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CControlsDialog::~CControlsDialog(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Create |
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//+------------------------------------------------------------------+
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bool CControlsDialog::Create(const long chart,const string name,const int subwin,const int x1,const int y1,const int x2,const int y2)
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{
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if(!CAppDialog::Create(chart,name,subwin,x1,y1,x2,y2))
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return(false);
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//--- create dependent controls
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if(!CreateLabel())
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return(false);
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//--- succeed
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return(true);
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}
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//+-------------------------------------------------------------------------+
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//| Adicional uma classe "CLabel" logo apos a ulima e com o texto informado.|
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//| Retorna o id do label, o que possibilita posterior alteracao. |
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//+-------------------------------------------------------------------------+
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#define ALTURA_LINHA 20
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int m_linha_label = ALTURA_LINHA;
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int m_x1=INDENT_RIGHT;
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int m_y1=INDENT_TOP+CONTROLS_GAP_Y;
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int m_x2=m_x1+100;
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int m_y2=m_y1+ALTURA_LINHA;
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CLabel* CControlsDialog::addLabel(string strLabel){
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CLabel* label;
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if(!label.Create(m_chart_id,m_name+"strLabel",m_subwin,m_x1,m_y1+ALTURA_LINHA,m_x2,m_y2) ) return(NULL);
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if(!label.Text(strLabel) ) return(NULL);
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if(!Add(label) ) return(NULL);
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m_y1 += ALTURA_LINHA;
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return label;
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}
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//void CControlsDialog::alterLabel(long id, string strLabel){
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// CLabel label;
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// (label.ControlFind(id)).Text(strLabel);
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//}
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//+------------------------------------------------------------------+
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//| Create the "CLabel" |
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//+------------------------------------------------------------------+
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bool CControlsDialog::CreateLabel(void){
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//--- coordinates
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int x1=INDENT_RIGHT;
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int y1=INDENT_TOP+CONTROLS_GAP_Y;
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int x2=x1+100;
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int y2=y1+20;
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//--- create
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if(!m_label.Create(m_chart_id,m_name+"Labelxxx",m_subwin,x1,y1,x2,y2)) return(false);
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if(!m_label.Text("Labelxxx")) return(false);
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if(!Add(m_label) ) return(false);
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//--- succeed
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//if(!m_label2.Create(m_chart_id,m_name+"Label2xxx",m_subwin,x1,y1+20,x2,y2)) return(false);
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//if(!m_label2.Text("Label2xxx")) return(false);
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//if(!Add(m_label2) ) return(false);
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//if(!m_label2.Text("Label3xxx\nxxx")) return(false);
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Global Variables |
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//+------------------------------------------------------------------+
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CControlsDialog ExtDialog;
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//+------------------------------------------------------------------+
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//| Expert initialization function |
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//+------------------------------------------------------------------+
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int OnInit()
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{
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//--- create application dialog
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if(!ExtDialog.Create(0,"Controls",0,40,40,380,344))
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return(INIT_FAILED);
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//--- run application
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ExtDialog.Run();
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//--- succeed
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return(INIT_SUCCEEDED);
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}
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//+------------------------------------------------------------------+
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//| Expert deinitialization function |
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//+------------------------------------------------------------------+
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void OnDeinit(const int reason)
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{
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//---
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Comment("");
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//--- destroy dialog
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ExtDialog.Destroy(reason);
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}
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//+------------------------------------------------------------------+
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//| Expert chart event function |
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//+------------------------------------------------------------------+
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void OnChartEvent(const int id, // event ID
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const long& lparam, // event parameter of the long type
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const double& dparam, // event parameter of the double type
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const string& sparam) // event parameter of the string type
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{
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ExtDialog.ChartEvent(id,lparam,dparam,sparam);
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}
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