CBmpButton
CBmpButton
CBmpButton 是一个简单控件, 基于 “位图标签” 图表对象。
描述
CBmpButton 的目的在于创建图形图像按钮。
声明
class CBmpButton : public CWndObj标称库文件
#include <Controls\BmpButton.mqh>继承体系
CBmpButton
下面提供的代码的结果：
类方法
| 创建 | |
|---|---|
| 创建 | 创建控件 |
| 属性 | |
| Border | 获取/设置控件的 “边框” 属性 |
| BmpNames | 设置控件位图的文件名 |
| BmpOffName | 获取/设置关闭状态的位图文件名 |
| BmpOnName | 获取/设置打开状态的位图文件名 |
| BmpPassiveName | 获取/设置被动状态的位图文件名 |
| BmpActiveName | 获取/设置激活状态的位图文件名 |
| 状态 | |
| Pressed | 获取/设置控件的状态 |
| Locking | 获取/设置控件的 “锁定” 属性 |
| 内部事件处理器 | |
| OnSetZOrder | “设置图层顺序” 事件处理器 |
| OnCreate | “创建” 事件处理器 |
| OnShow | “显示” 事件处理器 |
| OnHide | “隐藏” 事件处理器 |
| OnMove | “移动” 事件处理器 |
| OnChange | “修改” 事件处理器 |
| OnActivate | “激活” 事件处理器 |
| OnDeactivate | “解除激活” 事件处理器 |
| OnMouseDown | “鼠标按下” 事件处理器 |
| OnMouseUp | “鼠标抬起” 事件处理器 |
方法继承自类 CWnd
: Destroy, OnMouseEvent, Name, ControlsTotal, Control, ControlFind, Rect, Left, Left, Top, Top, Right, Right, Bottom, Bottom, Width, Width, Height, Height, Size, Size, Size, Move, Move, Shift, Contains, Contains, Alignment, Align, Id, Id, IsEnabled, Enable, Disable, IsVisible, Visible, Show, Hide, IsActive, Activate, Deactivate, StateFlags, StateFlags, StateFlagsSet, StateFlagsReset, PropFlags, PropFlags, PropFlagsSet, PropFlagsReset, MouseX, MouseX, MouseY, MouseY, MouseFlags, MouseFlags, MouseFocusKill, BringToTop
方法继承自类 CWndObj
: OnEvent, Text, Text, Color, Color, ColorBackground, ColorBackground, ColorBorder, ColorBorder, Font, Font, FontSize, FontSize, ZOrder, ZOrder
创建位图标签面板的示例：
//+------------------------------------------------------------------+
//| ControlsBmpButton.mq5 |
//| Copyright 2000-2024, MetaQuotes Ltd. |
//| https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2017, MetaQuotes Software Corp."
#property link "https://www.mql5.com"
#property version "1.00"
#property description "Control Panels and Dialogs. Demonstration class CBmpButton"
#include <Controls\Dialog.mqh>
#include <Controls\BmpButton.mqh>
//+------------------------------------------------------------------+
//| defines |
//+------------------------------------------------------------------+
//--- indents and gaps
#define INDENT_LEFT (11) // indent from left (with allowance for border width)
#define INDENT_TOP (11) // indent from top (with allowance for border width)
#define INDENT_RIGHT (11) // indent from right (with allowance for border width)
#define INDENT_BOTTOM (11) // indent from bottom (with allowance for border width)
#define CONTROLS_GAP_X (5) // gap by X coordinate
#define CONTROLS_GAP_Y (5) // gap by Y coordinate
//--- for buttons
#define BUTTON_WIDTH (100) // size by X coordinate
#define BUTTON_HEIGHT (20) // size by Y coordinate
//--- for the indication area
#define EDIT_HEIGHT (20) // size by Y coordinate
//--- for group controls
#define GROUP_WIDTH (150) // size by X coordinate
#define LIST_HEIGHT (179) // size by Y coordinate
#define RADIO_HEIGHT (56) // size by Y coordinate
#define CHECK_HEIGHT (93) // size by Y coordinate
//+------------------------------------------------------------------+
//| Class CControlsDialog |
//| Usage: main dialog of the Controls application |
//+------------------------------------------------------------------+
class CControlsDialog : public CAppDialog
{
private:
CBmpButton m_bmpbutton1; // CBmpButton object
CBmpButton m_bmpbutton2; // CBmpButton object
public:
CControlsDialog(void);
~CControlsDialog(void);
//--- create
virtual bool Create(const long chart,const string name,const int subwin,const int x1,const int y1,const int x2,const int y2);
//--- chart event handler
virtual bool OnEvent(const int id,const long &lparam,const double &dparam,const string &sparam);
protected:
//--- create dependent controls
bool CreateBmpButton1(void);
bool CreateBmpButton2(void);
//--- handlers of the dependent controls events
void OnClickBmpButton1(void);
void OnClickBmpButton2(void);
};
//+------------------------------------------------------------------+
//| Event Handling |
//+------------------------------------------------------------------+
EVENT_MAP_BEGIN(CControlsDialog)
ON_EVENT(ON_CLICK,m_bmpbutton1,OnClickBmpButton1)
ON_EVENT(ON_CLICK,m_bmpbutton2,OnClickBmpButton2)
EVENT_MAP_END(CAppDialog)
//+------------------------------------------------------------------+
//| Constructor |
//+------------------------------------------------------------------+
CControlsDialog::CControlsDialog(void)
{
}
//+------------------------------------------------------------------+
//| Destructor |
//+------------------------------------------------------------------+
CControlsDialog::~CControlsDialog(void)
{
}
//+------------------------------------------------------------------+
//| Create |
//+------------------------------------------------------------------+
bool CControlsDialog::Create(const long chart,const string name,const int subwin,const int x1,const int y1,const int x2,const int y2)
{
if(!CAppDialog::Create(chart,name,subwin,x1,y1,x2,y2))
return(false);
//--- create dependent controls
if(!CreateBmpButton1())
return(false);
if(!CreateBmpButton2())
return(false);
//--- succeed
return(true);
}
//+------------------------------------------------------------------+
//| Create the "BmpButton1" button |
//+------------------------------------------------------------------+
bool CControlsDialog::CreateBmpButton1(void)
{
//--- coordinates
int x1=INDENT_LEFT;
int y1=INDENT_TOP+(EDIT_HEIGHT+CONTROLS_GAP_Y);
int x2=x1+BUTTON_WIDTH;
int y2=y1+BUTTON_HEIGHT;
//--- create
if(!m_bmpbutton1.Create(m_chart_id,m_name+"BmpButton1",m_subwin,x1,y1,x2,y2))
return(false);
//--- sets the name of bmp files of the control CBmpButton
m_bmpbutton1.BmpNames("\\Images\\euro.bmp","\\Images\\dollar.bmp");
if(!Add(m_bmpbutton1))
return(false);
//--- succeed
return(true);
}
//+------------------------------------------------------------------+
//| Create the "BmpButton2" fixed button |
//+------------------------------------------------------------------+
bool CControlsDialog::CreateBmpButton2(void)
{
//--- coordinates
int x1=INDENT_LEFT+2*(BUTTON_WIDTH+CONTROLS_GAP_X);
int y1=INDENT_TOP+(EDIT_HEIGHT+CONTROLS_GAP_Y);
int x2=x1+BUTTON_WIDTH;
int y2=y1+BUTTON_HEIGHT;
//--- create
if(!m_bmpbutton2.Create(m_chart_id,m_name+"BmpButton2",m_subwin,x1,y1,x2,y2))
return(false);
//--- sets the name of bmp files of the control CBmpButton
m_bmpbutton2.BmpNames("\\Images\\euro.bmp","\\Images\\dollar.bmp");
if(!Add(m_bmpbutton2))
return(false);
m_bmpbutton2.Locking(true);
//--- succeed
return(true);
}
//+------------------------------------------------------------------+
//| Event handler |
//+------------------------------------------------------------------+
void CControlsDialog::OnClickBmpButton1(void)
{
Comment(__FUNCTION__);
}
//+------------------------------------------------------------------+
//| Event handler |
//+------------------------------------------------------------------+
void CControlsDialog::OnClickBmpButton2(void)
{
if(m_bmpbutton2.Pressed())
Comment(__FUNCTION__+" State of the control is: On");
else
Comment(__FUNCTION__+" State of the control is: Off");
}
//+------------------------------------------------------------------+
//| Global Variables |
//+------------------------------------------------------------------+
CControlsDialog ExtDialog;
//+------------------------------------------------------------------+
//| Expert initialization function |
//+------------------------------------------------------------------+
int OnInit()
{
//--- create application dialog
if(!ExtDialog.Create(0,"Controls",0,40,40,380,344))
return(INIT_FAILED);
//--- run application
ExtDialog.Run();
//--- succeed
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| Expert deinitialization function |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
{
//---
Comment("");
//--- destroy dialog
ExtDialog.Destroy(reason);
}
//+------------------------------------------------------------------+
//| Expert chart event function |
//+------------------------------------------------------------------+
void OnChartEvent(const int id, // event ID
const long& lparam, // event parameter of the long type
const double& dparam, // event parameter of the double type
const string& sparam) // event parameter of the string type
{
ExtDialog.ChartEvent(id,lparam,dparam,sparam);
}