client area

Original URL: http://www.cnblogs.com/x8023z/archive/2008/12/09/mfc33.htmlThe redraw function is often called when the window is refreshedMFC provides three functions for window redrawingInvalidateRect (&rect)Invalidate ()UpdateWindow ()When a window

Objective Lazy Loading Technology (lazyload) is not a new technology, it is JS programmer of the Web page performance optimization of a scheme. The core of lazyload is load on demand. In large sites have lazyload figure, such as Google's image

7.1.3.3 paste Pastes the image from the Clipboard to first detect the data format on the Clipboard. If the format is Cf_bitmap, the Assign method of the target bitmap is invoked to paste the image. The list of procedures is as follows. Procedure

Some concepts in JavaScript: Set clientX, clientY, offsetX, offsetY, screenX, and screenY clientX or obtain the x coordinates of the mouse pointer position relative to the client area of the window, the customer area does not include the control and

　　 When the window changes, an invalid area is created, and the invalid area needs to be redrawn.Typically Windows sends two messages WM_PAINT (notifies the client area of changes) and Wm_ncpaint (notifies the non-client area of changes). The

Windows program design Reading Notes 1 -- create a window, Program Design Reading Notes The first win32 program, simple creation window: #include LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;int WINAPI WinMain (HINSTANCE hInstance,

Detailed analysis of MFC Window Location Management and examples in the window client area of a program written in MFC, there may be several subwindows (Windows with wm_child style ). The top is the toolbar, the middle is the View window, and the

In the second part of the wtl clock program, when the timer throws the wm_timer message, the processor ontimer does the following work: Lresult ontimer (uint_ptr nidevent) { if (1! = Nidevent) setmsghandled (false); else { getlocaltime (&

1. Add the toolbar resource ID as IDR_TOOLBAR.2. Add the following to the class definition in the dialog box:CToolBar m_ToolBar;3. Add the following code in OnInitDialog or other appropriate message responses: (function can view

It is usually written in MFC Program There may be several subwindows (Windows with wm_child style) in the client area ). The top is the toolbar, the middle is the View window, and the bottom is the status bar. The three windows coexist in the

Do not drag the dialog box: Return true directly in onnchittest, the message processing function corresponding to wm_hittest, or if it points to the title bar of the dialog box, return the value of htclient in the customer area. Example: Uint

The state management mechanism of OpenGL Viewport and viewport coordinate system concepts Test Viewport settings 1 Moving the Viewport 2 Multi-viewport Viewport summary 1 status management mechanism for

Mouse events are in a specific location, we can use the various properties of event events to get the coordinate position of the event, there are relative to the viewport, there is relative to the entire document, the same page element position has

The first Win32 program, simple to create a window:#includeLRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM);intWINAPI WinMain (hinstance hinstance, hinstance hprevinstance, PSTR szcmdline,inticmdshow) { StaticTCHAR szappname[] = TEXT

Currently, dialog boxes are not framed in many dialog-based applications, which means that the dialog box does not have a title bar. As we all know, the window is moved by the mouse to drag the title bar of the window, then now the application of

1. Client area coordinate position (relative to client viewport, regardless of browser zoom)Clientx and Clienty: represents the coordinates of the mouse at the viewport when the event occurs, excluding page scrolling distances, and therefore does

First, the purpose of the experiment1. Master the method of building MFC application;2. Master the mapping mode.Ii. contents of the experiment1. In MFC to draw a ruler, rulers need to have a scale, similar to the daily use of transparent plastic

In our daily web front-end development process, we often use a variety of sizes and locations. It's usually when JS does the animation. Carousel Diagram, scrolling animation, particle, collision detection, drag, scroll loading, etc. Here I summarize

GetClientRect (), GetWindowRect (), getwindowrect GetClientRect () is the RECT of the customer zone in the coordinate system of the customer zone. GetWindowRect () is the RECT of the entire window in the screen coordinate system.   GetSystemMetrics (

Document.compatmode is used to determine the rendering method used by the current browser.Backcompat: Standard compatibility mode is off.Css1compat: Standard compatibility mode is turned on.When Document.compatmode equals Backcompat, the width of