1. 程式人生 > >最新歷史版本 :wince 中Windows訊息的十六進位制表述

最新歷史版本 :wince 中Windows訊息的十六進位制表述

windows mobile程式設計,無論使用eVC還是.net CF,都脫不開windows訊息機制這個框架。在日常的程式編寫過程中,windows訊息也是很常用的,windows訊息常用的api函式也是常用。
        

這裡我們不介紹windows api函式,而是介紹一下windows訊息在c#使用中的十六進位制表述。我給出了其中大部分訊息的對照表。但是一些特有訊息api函式的引數十六進位制對照表並沒有給出,比如:ShowWindow的。
       

其它一些特有的常用的以後的文章中會介紹到,並且會介紹windows api函式在.net cf框架下在c#中的用法。對照表如下:

Windows訊息列表
WM_NULL                         = 0x0000,
WM_CREATE                    = 0x0001,
WM_DESTROY                 = 0x0002,
WM_MOVE                         = 0x0003,
WM_SIZE                           = 0x0005,
WM_ACTIVATE                  = 0x0006,
WM_SETFOCUS               = 0x0007,
WM_KILLFOCUS              = 0x0008,
WM_ENABLE                 = 0x000A,
WM_SETREDRAW              = 0x000B,
WM_SETTEXT                = 0x000C,
WM_GETTEXT                = 0x000D,
WM_GETTEXTLENGTH          = 0x000E,
WM_PAINT                  = 0x000F,
WM_CLOSE                  = 0x0010,
WM_QUERYENDSESSION        = 0x0011,
WM_QUIT                   = 0x0012,
WM_QUERYOPEN              = 0x0013,
WM_ERASEBKGND             = 0x0014,
WM_SYSCOLORCHANGE         = 0x0015,
WM_ENDSESSION             = 0x0016,
WM_SHOWWINDOW             = 0x0018,
WM_WININICHANGE           = 0x001A,
WM_SETTINGCHANGE          = 0x001A,
WM_DEVMODECHANGE          = 0x001B,
WM_ACTIVATEAPP            = 0x001C,
WM_FONTCHANGE             = 0x001D,
WM_TIMECHANGE             = 0x001E,
WM_CANCELMODE             = 0x001F,
WM_SETCURSOR              = 0x0020,
WM_MOUSEACTIVATE          = 0x0021,
WM_CHILDACTIVATE          = 0x0022,
WM_QUEUESYNC              = 0x0023,
WM_GETMINMAXINFO          = 0x0024,
WM_PAINTICON              = 0x0026,
WM_ICONERASEBKGND         = 0x0027,
WM_NEXTDLGCTL             = 0x0028,
WM_SPOOLERSTATUS          = 0x002A,
WM_DRAWITEM               = 0x002B,
WM_MEASUREITEM            = 0x002C,
WM_DELETEITEM             = 0x002D,
WM_VKEYTOITEM             = 0x002E,
WM_CHARTOITEM             = 0x002F,
WM_SETFONT                = 0x0030,
WM_GETFONT                = 0x0031,
WM_SETHOTKEY              = 0x0032,
WM_GETHOTKEY              = 0x0033,
WM_QUERYDRAGICON          = 0x0037,
WM_COMPAREITEM            = 0x0039,
WM_GETOBJECT              = 0x003D,
WM_COMPACTING             = 0x0041,
WM_COMMNOTIFY             = 0x0044 ,
WM_WINDOWPOSCHANGING      = 0x0046,
WM_WINDOWPOSCHANGED       = 0x0047,
WM_POWER                  = 0x0048,
WM_COPYDATA               = 0x004A,
WM_CANCELJOURNAL          = 0x004B,
WM_NOTIFY                 = 0x004E,
WM_INPUTLANGCHANGEREQUEST = 0x0050,
WM_INPUTLANGCHANGE        = 0x0051,
WM_TCARD                  = 0x0052,
WM_HELP                   = 0x0053,
WM_USERCHANGED            = 0x0054,
WM_NOTIFYFORMAT           = 0x0055,
WM_CONTEXTMENU            = 0x007B,
WM_STYLECHANGING          = 0x007C,
WM_STYLECHANGED           = 0x007D,
WM_DISPLAYCHANGE          = 0x007E,
WM_GETICON                = 0x007F,
WM_SETICON                = 0x0080,
WM_NCCREATE               = 0x0081,
WM_NCDESTROY              = 0x0082,
WM_NCCALCSIZE             = 0x0083,
WM_NCHITTEST              = 0x0084,
WM_NCPAINT                = 0x0085,
WM_NCACTIVATE             = 0x0086,
WM_GETDLGCODE             = 0x0087,
WM_SYNCPAINT              = 0x0088,
WM_NCMOUSEMOVE            = 0x00A0,
WM_NCLBUTTONDOWN          = 0x00A1,
WM_NCLBUTTONUP            = 0x00A2,
WM_NCLBUTTONDBLCLK        = 0x00A3,
WM_NCRBUTTONDOWN          = 0x00A4,
WM_NCRBUTTONUP            = 0x00A5,
WM_NCRBUTTONDBLCLK        = 0x00A6,
WM_NCMBUTTONDOWN          = 0x00A7,
WM_NCMBUTTONUP            = 0x00A8,
WM_NCMBUTTONDBLCLK        = 0x00A9,
WM_KEYDOWN                = 0x0100,
WM_KEYUP                  = 0x0101,
WM_CHAR                   = 0x0102,
WM_DEADCHAR               = 0x0103,
WM_SYSKEYDOWN             = 0x0104,
WM_SYSKEYUP               = 0x0105,
WM_SYSCHAR                = 0x0106,
WM_SYSDEADCHAR            = 0x0107,
WM_KEYLAST                = 0x0108,
WM_IME_STARTCOMPOSITION   = 0x010D,
WM_IME_ENDCOMPOSITION     = 0x010E,
WM_IME_COMPOSITION        = 0x010F,
WM_IME_KEYLAST            = 0x010F,
WM_INITDIALOG             = 0x0110,
WM_COMMAND                = 0x0111,
WM_SYSCOMMAND             = 0x0112,
WM_TIMER                  = 0x0113,
WM_HSCROLL                = 0x0114,
WM_VSCROLL                = 0x0115,
WM_INITMENU               = 0x0116,
WM_INITMENUPOPUP          = 0x0117,
WM_MENUSELECT             = 0x011F,
WM_MENUCHAR               = 0x0120,
WM_ENTERIDLE              = 0x0121,
WM_MENURBUTTONUP          = 0x0122,
WM_MENUDRAG               = 0x0123,
WM_MENUGETOBJECT          = 0x0124,
WM_UNINITMENUPOPUP        = 0x0125,
WM_MENUCOMMAND            = 0x0126,
WM_CTLCOLORMSGBOX         = 0x0132,
WM_CTLCOLOREDIT           = 0x0133,
WM_CTLCOLORLISTBOX        = 0x0134,
WM_CTLCOLORBTN            = 0x0135,
WM_CTLCOLORDLG            = 0x0136,
WM_CTLCOLORSCROLLBAR      = 0x0137,
WM_CTLCOLORSTATIC         = 0x0138,
WM_MOUSEMOVE              = 0x0200,
WM_LBUTTONDOWN            = 0x0201,
WM_LBUTTONUP              = 0x0202,
WM_LBUTTONDBLCLK          = 0x0203,
WM_RBUTTONDOWN            = 0x0204,
WM_RBUTTONUP              = 0x0205,
WM_RBUTTONDBLCLK          = 0x0206,
WM_MBUTTONDOWN            = 0x0207,
WM_MBUTTONUP              = 0x0208,
WM_MBUTTONDBLCLK          = 0x0209,
WM_MOUSEWHEEL             = 0x020A,
WM_PARENTNOTIFY           = 0x0210,
WM_ENTERMENULOOP          = 0x0211,
WM_EXITMENULOOP           = 0x0212,
WM_NEXTMENU               = 0x0213,
WM_SIZING                 = 0x0214,
WM_CAPTURECHANGED         = 0x0215,
WM_MOVING                 = 0x0216,
WM_DEVICECHANGE           = 0x0219,
WM_MDICREATE              = 0x0220,
WM_MDIDESTROY             = 0x0221,
WM_MDIACTIVATE            = 0x0222,
WM_MDIRESTORE             = 0x0223,
WM_MDINEXT                = 0x0224,
WM_MDIMAXIMIZE            = 0x0225,
WM_MDITILE                = 0x0226,
WM_MDICASCADE             = 0x0227,
WM_MDIICONARRANGE         = 0x0228,
WM_MDIGETACTIVE           = 0x0229,
WM_MDISETMENU             = 0x0230,
WM_ENTERSIZEMOVE          = 0x0231,
WM_EXITSIZEMOVE           = 0x0232,
WM_DROPFILES              = 0x0233,
WM_MDIREFRESHMENU         = 0x0234,
WM_IME_SETCONTEXT         = 0x0281,
WM_IME_NOTIFY             = 0x0282,
WM_IME_CONTROL            = 0x0283,
WM_IME_COMPOSITIONFULL    = 0x0284,
WM_IME_SELECT             = 0x0285,
WM_IME_CHAR               = 0x0286,
WM_IME_REQUEST            = 0x0288,
WM_IME_KEYDOWN            = 0x0290,
WM_IME_KEYUP              = 0x0291,
WM_MOUSEHOVER             = 0x02A1,
WM_MOUSELEAVE             = 0x02A3,
WM_CUT                    = 0x0300,
WM_COPY                   = 0x0301,
WM_PASTE                  = 0x0302,
WM_CLEAR                  = 0x0303,
WM_UNDO                   = 0x0304,
WM_RENDERFORMAT           = 0x0305,
WM_RENDERALLFORMATS       = 0x0306,
WM_DESTROYCLIPBOARD       = 0x0307,
WM_DRAWCLIPBOARD          = 0x0308,
WM_PAINTCLIPBOARD         = 0x0309,
WM_VSCROLLCLIPBOARD       = 0x030A,
WM_SIZECLIPBOARD          = 0x030B,
WM_ASKCBFORMATNAME        = 0x030C,
WM_CHANGECBCHAIN          = 0x030D,
WM_HSCROLLCLIPBOARD       = 0x030E,
WM_QUERYNEWPALETTE        = 0x030F,
WM_PALETTEISCHANGING      = 0x0310,
WM_PALETTECHANGED         = 0x0311,
WM_HOTKEY                 = 0x0312,
WM_PRINT                  = 0x0317,
WM_PRINTCLIENT            = 0x0318,
WM_HANDHELDFIRST          = 0x0358,
WM_HANDHELDLAST           = 0x035F,
WM_AFXFIRST               = 0x0360,
WM_AFXLAST                = 0x037F,
WM_PENWINFIRST            = 0x0380,
WM_PENWINLAST             = 0x038F,
WM_APP                    = 0x8000,
WM_USER                   = 0x0400

windows mobile程式設計,無論使用eVC還是.net CF,都脫不開windows訊息機制這個框架。在日常的程式編寫過程中,windows訊息也是很常用的,windows訊息常用的api函式也是常用。
        這裡我們不介紹windows api函式,而是介紹一下windows訊息在c#使用中的十六進位制表述。我給出了其中大部分訊息的對照表。但是一些特有訊息api函式的引數十六進位制對照表並沒有給出,比如:ShowWindow的。
       其它一些特有的常用的以後的文章中會介紹到,並且會介紹windows api函式在.net cf框架下在c#中的用法。對照表如下:

Windows訊息列表
WM_NULL                         = 0x0000,
WM_CREATE                    = 0x0001,
WM_DESTROY                 = 0x0002,
WM_MOVE                         = 0x0003,
WM_SIZE                           = 0x0005,
WM_ACTIVATE                  = 0x0006,
WM_SETFOCUS               = 0x0007,
WM_KILLFOCUS              = 0x0008,
WM_ENABLE                 = 0x000A,
WM_SETREDRAW              = 0x000B,
WM_SETTEXT                = 0x000C,
WM_GETTEXT                = 0x000D,
WM_GETTEXTLENGTH          = 0x000E,
WM_PAINT                  = 0x000F,
WM_CLOSE                  = 0x0010,
WM_QUERYENDSESSION        = 0x0011,
WM_QUIT                   = 0x0012,
WM_QUERYOPEN              = 0x0013,
WM_ERASEBKGND             = 0x0014,
WM_SYSCOLORCHANGE         = 0x0015,
WM_ENDSESSION             = 0x0016,
WM_SHOWWINDOW             = 0x0018,
WM_WININICHANGE           = 0x001A,
WM_SETTINGCHANGE          = 0x001A,
WM_DEVMODECHANGE          = 0x001B,
WM_ACTIVATEAPP            = 0x001C,
WM_FONTCHANGE             = 0x001D,
WM_TIMECHANGE             = 0x001E,
WM_CANCELMODE             = 0x001F,
WM_SETCURSOR              = 0x0020,
WM_MOUSEACTIVATE          = 0x0021,
WM_CHILDACTIVATE          = 0x0022,
WM_QUEUESYNC              = 0x0023,
WM_GETMINMAXINFO          = 0x0024,
WM_PAINTICON              = 0x0026,
WM_ICONERASEBKGND         = 0x0027,
WM_NEXTDLGCTL             = 0x0028,
WM_SPOOLERSTATUS          = 0x002A,
WM_DRAWITEM               = 0x002B,
WM_MEASUREITEM            = 0x002C,
WM_DELETEITEM             = 0x002D,
WM_VKEYTOITEM             = 0x002E,
WM_CHARTOITEM             = 0x002F,
WM_SETFONT                = 0x0030,
WM_GETFONT                = 0x0031,
WM_SETHOTKEY              = 0x0032,
WM_GETHOTKEY              = 0x0033,
WM_QUERYDRAGICON          = 0x0037,
WM_COMPAREITEM            = 0x0039,
WM_GETOBJECT              = 0x003D,
WM_COMPACTING             = 0x0041,
WM_COMMNOTIFY             = 0x0044 ,
WM_WINDOWPOSCHANGING      = 0x0046,
WM_WINDOWPOSCHANGED       = 0x0047,
WM_POWER                  = 0x0048,
WM_COPYDATA               = 0x004A,
WM_CANCELJOURNAL          = 0x004B,
WM_NOTIFY                 = 0x004E,
WM_INPUTLANGCHANGEREQUEST = 0x0050,
WM_INPUTLANGCHANGE        = 0x0051,
WM_TCARD                  = 0x0052,
WM_HELP                   = 0x0053,
WM_USERCHANGED            = 0x0054,
WM_NOTIFYFORMAT           = 0x0055,
WM_CONTEXTMENU            = 0x007B,
WM_STYLECHANGING          = 0x007C,
WM_STYLECHANGED           = 0x007D,
WM_DISPLAYCHANGE          = 0x007E,
WM_GETICON                = 0x007F,
WM_SETICON                = 0x0080,
WM_NCCREATE               = 0x0081,
WM_NCDESTROY              = 0x0082,
WM_NCCALCSIZE             = 0x0083,
WM_NCHITTEST              = 0x0084,
WM_NCPAINT                = 0x0085,
WM_NCACTIVATE             = 0x0086,
WM_GETDLGCODE             = 0x0087,
WM_SYNCPAINT              = 0x0088,
WM_NCMOUSEMOVE            = 0x00A0,
WM_NCLBUTTONDOWN          = 0x00A1,
WM_NCLBUTTONUP            = 0x00A2,
WM_NCLBUTTONDBLCLK        = 0x00A3,
WM_NCRBUTTONDOWN          = 0x00A4,
WM_NCRBUTTONUP            = 0x00A5,
WM_NCRBUTTONDBLCLK        = 0x00A6,
WM_NCMBUTTONDOWN          = 0x00A7,
WM_NCMBUTTONUP            = 0x00A8,
WM_NCMBUTTONDBLCLK        = 0x00A9,
WM_KEYDOWN                = 0x0100,
WM_KEYUP                  = 0x0101,
WM_CHAR                   = 0x0102,
WM_DEADCHAR               = 0x0103,
WM_SYSKEYDOWN             = 0x0104,
WM_SYSKEYUP               = 0x0105,
WM_SYSCHAR                = 0x0106,
WM_SYSDEADCHAR            = 0x0107,
WM_KEYLAST                = 0x0108,
WM_IME_STARTCOMPOSITION   = 0x010D,
WM_IME_ENDCOMPOSITION     = 0x010E,
WM_IME_COMPOSITION        = 0x010F,
WM_IME_KEYLAST            = 0x010F,
WM_INITDIALOG             = 0x0110,
WM_COMMAND                = 0x0111,
WM_SYSCOMMAND             = 0x0112,
WM_TIMER                  = 0x0113,
WM_HSCROLL                = 0x0114,
WM_VSCROLL                = 0x0115,
WM_INITMENU               = 0x0116,
WM_INITMENUPOPUP          = 0x0117,
WM_MENUSELECT             = 0x011F,
WM_MENUCHAR               = 0x0120,
WM_ENTERIDLE              = 0x0121,
WM_MENURBUTTONUP          = 0x0122,
WM_MENUDRAG               = 0x0123,
WM_MENUGETOBJECT          = 0x0124,
WM_UNINITMENUPOPUP        = 0x0125,
WM_MENUCOMMAND            = 0x0126,
WM_CTLCOLORMSGBOX         = 0x0132,
WM_CTLCOLOREDIT           = 0x0133,
WM_CTLCOLORLISTBOX        = 0x0134,
WM_CTLCOLORBTN            = 0x0135,
WM_CTLCOLORDLG            = 0x0136,
WM_CTLCOLORSCROLLBAR      = 0x0137,
WM_CTLCOLORSTATIC         = 0x0138,
WM_MOUSEMOVE              = 0x0200,
WM_LBUTTONDOWN            = 0x0201,
WM_LBUTTONUP              = 0x0202,
WM_LBUTTONDBLCLK          = 0x0203,
WM_RBUTTONDOWN            = 0x0204,
WM_RBUTTONUP              = 0x0205,
WM_RBUTTONDBLCLK          = 0x0206,
WM_MBUTTONDOWN            = 0x0207,
WM_MBUTTONUP              = 0x0208,
WM_MBUTTONDBLCLK          = 0x0209,
WM_MOUSEWHEEL             = 0x020A,
WM_PARENTNOTIFY           = 0x0210,
WM_ENTERMENULOOP          = 0x0211,
WM_EXITMENULOOP           = 0x0212,
WM_NEXTMENU               = 0x0213,
WM_SIZING                 = 0x0214,
WM_CAPTURECHANGED         = 0x0215,
WM_MOVING                 = 0x0216,
WM_DEVICECHANGE           = 0x0219,
WM_MDICREATE              = 0x0220,
WM_MDIDESTROY             = 0x0221,
WM_MDIACTIVATE            = 0x0222,
WM_MDIRESTORE             = 0x0223,
WM_MDINEXT                = 0x0224,
WM_MDIMAXIMIZE            = 0x0225,
WM_MDITILE                = 0x0226,
WM_MDICASCADE             = 0x0227,
WM_MDIICONARRANGE         = 0x0228,
WM_MDIGETACTIVE           = 0x0229,
WM_MDISETMENU             = 0x0230,
WM_ENTERSIZEMOVE          = 0x0231,
WM_EXITSIZEMOVE           = 0x0232,
WM_DROPFILES              = 0x0233,
WM_MDIREFRESHMENU         = 0x0234,
WM_IME_SETCONTEXT         = 0x0281,
WM_IME_NOTIFY             = 0x0282,
WM_IME_CONTROL            = 0x0283,
WM_IME_COMPOSITIONFULL    = 0x0284,
WM_IME_SELECT             = 0x0285,
WM_IME_CHAR               = 0x0286,
WM_IME_REQUEST            = 0x0288,
WM_IME_KEYDOWN            = 0x0290,
WM_IME_KEYUP              = 0x0291,
WM_MOUSEHOVER             = 0x02A1,
WM_MOUSELEAVE             = 0x02A3,
WM_CUT                    = 0x0300,
WM_COPY                   = 0x0301,
WM_PASTE                  = 0x0302,
WM_CLEAR                  = 0x0303,
WM_UNDO                   = 0x0304,
WM_RENDERFORMAT           = 0x0305,
WM_RENDERALLFORMATS       = 0x0306,
WM_DESTROYCLIPBOARD       = 0x0307,
WM_DRAWCLIPBOARD          = 0x0308,
WM_PAINTCLIPBOARD         = 0x0309,
WM_VSCROLLCLIPBOARD       = 0x030A,
WM_SIZECLIPBOARD          = 0x030B,
WM_ASKCBFORMATNAME        = 0x030C,
WM_CHANGECBCHAIN          = 0x030D,
WM_HSCROLLCLIPBOARD       = 0x030E,
WM_QUERYNEWPALETTE        = 0x030F,
WM_PALETTEISCHANGING      = 0x0310,
WM_PALETTECHANGED         = 0x0311,
WM_HOTKEY                 = 0x0312,
WM_PRINT                  = 0x0317,
WM_PRINTCLIENT            = 0x0318,
WM_HANDHELDFIRST          = 0x0358,
WM_HANDHELDLAST           = 0x035F,
WM_AFXFIRST               = 0x0360,
WM_AFXLAST                = 0x037F,
WM_PENWINFIRST            = 0x0380,
WM_PENWINLAST             = 0x038F,
WM_APP                    = 0x8000,
WM_USER                   = 0x0400

相關推薦

最新歷史版本 :wince Windows訊息表述

windows mobile程式設計,無論使用eVC還是.net CF,都脫不開windows訊息機制這個框架。在日常的程式編寫過程中,windows訊息也是很常用的,windows訊息常用的api函式也是常用。         這裡我們不介紹windows api函式,而是

PHPis_numeric函式繞過BUG 容易引發安全問題

0×00 簡介 國內一部分CMS程式裡面有用到過is_numberic函式,我們先看看這個函式的結構 bool is_numeric ( mixed $var ) 如果 var 是數字和數字字串則返回 TRUE,否則返回 FALSE。 0×01 函式是否安全 接下來我們

Android開發 十進位制,的相互轉化

最近的開發 Android專案中要實現使用者自定義顏色,於是就自己利用 SeekBar 和 EditText 實現了一個拾色器。 原理也很簡單,就是用四個SeekBar 分別代表顏色的四個值:R,G,B,Alpha,每個顏色值都用0-255來表示,最終在轉化為十六進位制顏色值。 但是

透明度百分比與的對應關係

100% — FF 99% — FC 98% — FA 97% — F7 96% — F5 95% — F2 94% — F0 93% — ED 92% — EB 91% — E8 90% — E6 89% — E3 88% — E0 87% — DE 86% — DB 8

VC++字串與互相轉換

//字串CString 轉換成CString型別的十六進位制串********************************************************************************** CString ConvertCStringoH

CSDN字型顏色的表(轉載)

顏色名列表 顏色名 十六進位制顏色值 顏色 AliceBlue #F0F8FF rgb(240, 248, 255) AntiqueWhite #FAEBD7

組合語言:將主程式BX暫存器內的二進位制數用數的形式在螢幕上顯示出來。

上機程式碼:   code segment       assume cs:code   start:       mov bx,1234H  

編寫一個函式實現數轉換。在主函式輸人一個十進位制數,輸出相應的數。要求用陣列實現

void decto16 (int a, char c[]) {  // a為要轉換的十進位制數 將結果存放在陣列c中 ,以陣列形式輸出   int y;   int k = 0;   do {     y = a % 16;     a = a / 16;     for (int i = 0

JS字元問題 二進位制/十進位制/及ASCII碼之間的轉換

分享一下我老師大神的人工智慧教程!零基礎,通俗易懂!http://blog.csdn.net/jiangjunshow 也歡迎大家轉載本篇文章。分享知識,造福人民,實現我們中華民族偉大復興!        

將bx的二進位制數轉換為輸出

binihex proc near mov ch,4 rotate: mov cl,4 rol bx,cl mov al,bl and al,0fh add al,30h cmp al,3ah jl printit add al,7h printit: mov dl,al mov ah

python中將轉化為二進位制、python變更button的text和bg

    def SpeedTobyte(self):         #print(self.Eabs.get())         byte = float(self.Eabs.get())/0.0

C++字串拼接、轉十進位制

txt檔案如下: 檔案說明:檔案中為十六進位制資料。 實現:先進行字串拼接,然後進行十六進位制轉十進位制。 字串拼接程式碼: //字串拼接 infile>>string1>>string2; string1=string1+string2

Android 顏色透明度對應的表格 + Android版本對應級別表格

一、顏色透明度和十六進位制對應的表格:透明度16進位制100%099%398%597%796%0A95%0D94%0F93%1292%1491%1790%1A89%1C88%1E87%2186%2485%2684%2983%2B82%2E81%3080%3379%3678%3

Python

Python十六進位制數 轉換關係 hex() 函式 int() 函式 運算 轉換關係 十進位制整數轉十六進位制整數用hex();十六進位制整數轉十進位制整數用int() 類似地,十進位制整數轉二進

Android開發和十進位制的相互轉化

最近的開發 Android 專案中要實現使用者自定義顏色,於是就自己利用SeekBar 和 EditText 實現了一個拾色器。 原理也很簡單,就是用四個SeekBar分別代表顏色的四個值:R,G,B,Alpha,每個顏色值都用0-255來表示,最終在轉化為十六進位制顏色值。 十進位

IOS常用的字串、十進位制、二進位制、之間互相轉換及簡單算術和

//普通字串轉換為十六進位制的。 + (NSString *)hexStringFromString:(NSString *)string{ NSData *myD = [string dataUsingEncoding:NSUTF8StringEnco

python二進位制,八的表現形式

二進位制,八進位制,十六進位制的定義形式如下 a = 0b101 b = 012 c = 0x12a x進位制轉10進位制:注意,引數1必須是字串哦 a = int(str('101'), 2) x進位制轉二進位制,八進位制,十六進位制,格式如下: b

C#二進位制、十進位制和互相轉換的方法

二進位制在C#中無法直接表示,我們一般用0和1的字串來表示一個數的二進位制形式。比如4的二進位制為“100”。下面介紹C#裡面用於進位制轉換的方法。 十進位制轉換為二進位制(int-->stri

二進位制四之間轉換關係及淺談文字在計算機表示

計數制: 是指用一組固定的符號和統一的規則來計數的方法。按進位的方式計數的數制,成為進位計數制,簡稱進位制。 不同進位制的特性: 1.R進位制,數碼符號都從0到R-1。 2.同一數碼,放在不同位置,含義不同。 3.逢R進1。 不同進位制兩個基本概念:基數和權。 基數:同

xslt的問題:"<"(0x3C)是無效的屬性字元

今天早上換了臺電腦,但是把原來專案複製過來卻遇到了個問題,問題rt 研究了很久,都沒發現具體是什麼原因。 在網上搜了下,主要可能有3種原因導致的 1,快取,這個具體是看某個帖子說的,到底有沒有這種可能還是滿懷疑的。 2,xml格式錯誤,這個比較容易,檢查下xml文件,看下是否