386 lines
14 KiB
MQL5
386 lines
14 KiB
MQL5
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//+------------------------------------------------------------------+
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//| TimePicker.mqh |
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//| Copyright 2000-2025, MetaQuotes Ltd. |
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//| http://www.mql5.com |
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//+------------------------------------------------------------------+
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#include "WndContainer.mqh"
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#include "BmpButton.mqh"
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#include "Picture.mqh"
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#include <Canvas\Canvas.mqh>
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#include <Tools\DateTime.mqh>
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//+------------------------------------------------------------------+
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//| Enumerations |
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//+------------------------------------------------------------------+
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//--- time modes
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enum ENUM_TIME_MODES
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{
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DATE_TIME_SEC, // seconds mode
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DATE_TIME_MIN, // minutes mode
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DATE_TIME_HOUR // hours mode
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};
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//+------------------------------------------------------------------+
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//| Resources |
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//+------------------------------------------------------------------+
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//--- Can not place the same file into resource twice
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#resource "res\\SpinInc.bmp"
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#resource "res\\SpinDec.bmp"
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//+------------------------------------------------------------------+
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//| Class CTimePicker |
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//| Usage: time picker |
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//+------------------------------------------------------------------+
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class CTimePicker : public CWndContainer
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{
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private:
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//--- dependent controls
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CBmpButton m_dec; // the button object
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CBmpButton m_inc; // the button object
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CPicture m_edit; // the time edit object
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CCanvas m_canvas; // and its canvas
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//--- adjusted parameters
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ENUM_TIME_MODES m_mode; // view mode
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//--- data
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CDateTime m_value; // current value
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//--- variable
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ENUM_TIME_MODES m_edit_mode; // operation mode
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CRect m_click_rect[5]; // array of click sensibility areas on canvas
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public:
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CTimePicker(void);
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~CTimePicker(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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//--- adjusted parameters
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void Mode(ENUM_TIME_MODES value);
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//--- data
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datetime Value(void) { return(StructToTime(m_value)); }
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void Value(datetime value) { m_value.Time(value); }
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void Value(MqlDateTime& value) { m_value=value; }
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//--- state
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virtual bool Show(void);
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protected:
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//--- internal event handlers
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virtual bool OnClick(void);
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//--- create dependent controls
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virtual bool CreateEdit(void);
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virtual bool CreateInc(void);
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virtual bool CreateDec(void);
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//--- draw
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void DrawCanvas(bool select=true);
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void DrawClickRect(const int idx,string text,const uint clr,uint alignment=0);
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void CheckSelectHide(const int id,int x,int y);
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//--- handlers of the dependent controls events
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virtual bool OnClickDec(void);
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virtual bool OnClickInc(void);
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virtual bool OnClickEdit(void);
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};
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//+------------------------------------------------------------------+
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//| Common handler of chart events |
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//+------------------------------------------------------------------+
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EVENT_MAP_BEGIN(CTimePicker)
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ON_EVENT(ON_CLICK,m_dec,OnClickDec)
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ON_EVENT(ON_CLICK,m_inc,OnClickInc)
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ON_EVENT(ON_CLICK,m_edit,OnClickEdit)
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CheckSelectHide(id,(int)lparam,(int)dparam);
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EVENT_MAP_END(CWndContainer)
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//+------------------------------------------------------------------+
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//| Constructor |
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//+------------------------------------------------------------------+
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CTimePicker::CTimePicker(void) : m_mode(DATE_TIME_SEC)
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{
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ZeroMemory(m_value);
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}
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//+------------------------------------------------------------------+
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//| Destructor |
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//+------------------------------------------------------------------+
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CTimePicker::~CTimePicker(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Create a control |
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//+------------------------------------------------------------------+
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bool CTimePicker::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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//--- need to find dimensions depending on font size
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//--- call method of the parent class
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if(!CWndContainer::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(!CreateEdit())
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return(false);
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if(!CreateInc())
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return(false);
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if(!CreateDec())
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return(false);
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Mode(m_mode);
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Show();
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//--- succeeded
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Create drop-down edit |
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//+------------------------------------------------------------------+
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bool CTimePicker::CreateEdit(void)
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{
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//--- create object
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if(!m_edit.Create(m_chart_id,m_name+"Edit",m_subwin,0,0,Width(),Height()))
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return(false);
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if(!Add(m_edit))
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return(false);
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//--- create canvas
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if(!m_canvas.Create(m_name,Width(),Height()))
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return(false);
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m_canvas.FontSet(CONTROLS_FONT_NAME,CONTROLS_FONT_SIZE*(-10));
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m_edit.BmpName(m_canvas.ResourceName());
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//--- succeeded
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Create the "Increment" button |
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//+------------------------------------------------------------------+
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bool CTimePicker::CreateInc(void)
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{
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//--- right align button (try to make equal offsets from top and bottom)
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int x1=Width()-(CONTROLS_BUTTON_SIZE+CONTROLS_SPIN_BUTTON_X_OFF);
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int y1=(Height()-2*CONTROLS_SPIN_BUTTON_SIZE)/2;
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int x2=x1+CONTROLS_BUTTON_SIZE;
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int y2=y1+CONTROLS_SPIN_BUTTON_SIZE;
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//--- create
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if(!m_inc.Create(m_chart_id,m_name+"Inc",m_subwin,x1,y1,x2,y2))
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return(false);
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if(!m_inc.BmpNames("::res\\SpinInc.bmp"))
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return(false);
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if(!Add(m_inc))
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return(false);
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//--- property
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m_inc.PropFlags(WND_PROP_FLAG_CLICKS_BY_PRESS);
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//--- succeed
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Create the "Decrement" button |
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//+------------------------------------------------------------------+
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bool CTimePicker::CreateDec(void)
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{
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//--- right align button (try to make equal offsets from top and bottom)
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int x1=Width()-(CONTROLS_BUTTON_SIZE+CONTROLS_SPIN_BUTTON_X_OFF);
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int y1=(Height()-2*CONTROLS_SPIN_BUTTON_SIZE)/2+CONTROLS_SPIN_BUTTON_SIZE;
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int x2=x1+CONTROLS_BUTTON_SIZE;
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int y2=y1+CONTROLS_SPIN_BUTTON_SIZE;
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//--- create
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if(!m_dec.Create(m_chart_id,m_name+"Dec",m_subwin,x1,y1,x2,y2))
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return(false);
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if(!m_dec.BmpNames("::res\\SpinDec.bmp"))
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return(false);
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if(!Add(m_dec))
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return(false);
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//--- property
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m_dec.PropFlags(WND_PROP_FLAG_CLICKS_BY_PRESS);
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//--- succeed
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return(true);
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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void CTimePicker::Mode(ENUM_TIME_MODES value)
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{
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int ws,wt,ht;
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int width=0;
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int total=0;
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//--- zero out array of areas
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ZeroMemory(m_click_rect);
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//--- set font
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m_canvas.FontSet(CONTROLS_FONT_NAME,CONTROLS_FONT_SIZE*(-10));
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m_canvas.TextSize("00",wt,ht);
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ws=m_canvas.TextWidth(":");
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switch(value)
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{
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case DATE_TIME_SEC:
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m_click_rect[4].right=wt;
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m_click_rect[3].right=ws;
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width+=wt+ws;
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total+=2;
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case DATE_TIME_MIN:
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m_click_rect[2].right=wt;
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m_click_rect[1].right=ws;
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width+=wt+ws;
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total+=2;
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case DATE_TIME_HOUR:
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m_click_rect[0].right=wt;
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width+=wt;
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total++;
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break;
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}
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//---
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int x=(Width()-(CONTROLS_BUTTON_SIZE+CONTROLS_SPIN_BUTTON_X_OFF)-width)/2;
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int y=(Height()-ht)/2;
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for(int i=0;i<total;i++)
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{
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m_click_rect[i].bottom=ht;
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m_click_rect[i].Move(x,y);
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x+=m_click_rect[i].Width();
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}
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//---
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m_mode =value;
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m_edit_mode=value;
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}
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//+------------------------------------------------------------------+
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//| Makes the control visible |
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//+------------------------------------------------------------------+
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bool CTimePicker::Show(void)
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{
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//--- draw canvas
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DrawCanvas(false);
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//--- call method of the parent class
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return(CWndContainer::Show());
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}
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//+------------------------------------------------------------------+
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//| Handler of click on button |
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//+------------------------------------------------------------------+
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bool CTimePicker::OnClickDec(void)
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{
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switch(m_edit_mode)
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{
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case DATE_TIME_SEC:
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m_value.SecDec();
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break;
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case DATE_TIME_MIN:
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m_value.MinDec();
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break;
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case DATE_TIME_HOUR:
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m_value.HourDec();
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break;
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default:
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break;
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}
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DrawCanvas();
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//--- handled
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Handler of click on button |
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//+------------------------------------------------------------------+
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bool CTimePicker::OnClickInc(void)
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{
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switch(m_edit_mode)
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{
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case DATE_TIME_SEC:
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m_value.SecInc();
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break;
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case DATE_TIME_MIN:
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m_value.MinInc();
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break;
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case DATE_TIME_HOUR:
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m_value.HourInc();
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break;
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default:
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break;
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}
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DrawCanvas();
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//--- handled
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Handler of click on picture |
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//+------------------------------------------------------------------+
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bool CTimePicker::OnClickEdit(void)
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{
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m_mouse_x=m_edit.MouseX();
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m_mouse_y=m_edit.MouseY();
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//---
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OnClick();
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//---
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m_mouse_x=0;
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m_mouse_y=0;
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//--- handled
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Handler of the "click" event |
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//+------------------------------------------------------------------+
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bool CTimePicker::OnClick(void)
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{
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m_mouse_x-=Left();
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m_mouse_y-=Top();
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for(int i=0;i<5;i++)
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{
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if(m_click_rect[i].Contains(m_mouse_x,m_mouse_y))
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{
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switch(i)
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{
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case 0:
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m_edit_mode=DATE_TIME_HOUR;
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break;
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case 2:
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m_edit_mode=DATE_TIME_MIN;
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break;
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case 4:
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m_edit_mode=DATE_TIME_SEC;
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break;
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}
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DrawCanvas();
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break;
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}
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}
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//--- handled
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Draw canvas |
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//+------------------------------------------------------------------+
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void CTimePicker::DrawCanvas(bool select)
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{
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string text="00:00:00";
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uint clr=COLOR2RGB(CONTROLS_EDIT_COLOR);
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//--- clear
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m_canvas.Erase(COLOR2RGB(CONTROLS_EDIT_COLOR_BG));
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m_canvas.Rectangle(0,0,Width()-1,Height()-1,COLOR2RGB(CONTROLS_EDIT_COLOR_BORDER));
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//--- draw
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switch(m_mode)
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{
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case DATE_TIME_SEC:
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if(select && m_edit_mode==DATE_TIME_SEC)
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m_canvas.FillRectangle(m_click_rect[4].left,m_click_rect[4].top,
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m_click_rect[4].right,m_click_rect[4].bottom,
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COLOR2RGB(CONTROLS_COLOR_BG_SEL));
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text=StringFormat("%02d",m_value.sec);
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m_canvas.TextOut(m_click_rect[4].left,m_click_rect[4].top,text,clr);
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m_canvas.TextOut(m_click_rect[3].left,m_click_rect[3].top,":",clr);
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case DATE_TIME_MIN:
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if(select && m_edit_mode==DATE_TIME_MIN)
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m_canvas.FillRectangle(m_click_rect[2].left,m_click_rect[2].top,
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m_click_rect[2].right,m_click_rect[2].bottom,
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COLOR2RGB(CONTROLS_COLOR_BG_SEL));
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text=StringFormat("%02d",m_value.min);
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m_canvas.TextOut(m_click_rect[2].left,m_click_rect[2].top,text,clr);
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m_canvas.TextOut(m_click_rect[1].left,m_click_rect[1].top,":",clr);
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case DATE_TIME_HOUR:
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if(select && m_edit_mode==DATE_TIME_HOUR)
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m_canvas.FillRectangle(m_click_rect[0].left,m_click_rect[0].top,
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m_click_rect[0].right,m_click_rect[0].bottom,
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COLOR2RGB(CONTROLS_COLOR_BG_SEL));
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text=StringFormat("%02d",m_value.hour);
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m_canvas.TextOut(m_click_rect[0].left,m_click_rect[0].top,text,clr);
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break;
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
//--- update canvas
|
||
|
|
m_canvas.Update();
|
||
|
|
}
|
||
|
|
//+------------------------------------------------------------------+
|
||
|
|
//| Unselect if necessary |
|
||
|
|
//+------------------------------------------------------------------+
|
||
|
|
void CTimePicker::CheckSelectHide(const int id,int x,int y)
|
||
|
|
{
|
||
|
|
//--- check event ID
|
||
|
|
if(id!=CHARTEVENT_CLICK)
|
||
|
|
return;
|
||
|
|
//--- check mouse cursor's position
|
||
|
|
/// y-=(int)ChartGetInteger(m_chart_id,CHART_WINDOW_YDISTANCE,m_subwin);
|
||
|
|
if(!m_edit.Contains(x,y))
|
||
|
|
DrawCanvas(false);
|
||
|
|
}
|
||
|
|
//+------------------------------------------------------------------+
|