778 lines
21 KiB
C++
778 lines
21 KiB
C++
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///////////////////////////////////////////////////////////////////////////////////////////////////////////
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//
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// MBUTTON.CPP
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//
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// Multimedia Button Control class; helper functions
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//
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// Copyright (c) Microsoft Corporation 1997
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//
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// 12/14/97 David Stewart / dstewart
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//
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///////////////////////////////////////////////////////////////////////////////////////////////////////////
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#include "mbutton.h"
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#include <windowsx.h> //for GetWindowFont
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#include <winuser.h> //for TrackMouseEvent
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#include <commctrl.h> //for WM_MOUSELEAVE
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#include <TCHAR.H>
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#include "resource.h"
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#include "dib.h"
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#include "mmfw.h"
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//file-local default values for buttons
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#define NUM_STATES 3
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#define STATE_UP 0
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#define STATE_DN 1
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#define STATE_HI 2
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#define BOFF_STANDARDLEFT 0
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#define BOFF_TOGGLELEFT 1
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#define BOFF_STANDARDRIGHT 2
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#define BOFF_DROPRIGHT 3
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#define BOFF_TOGGLERIGHT 4
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#define BOFF_MIDDLE 5
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#define BOFF_SYSTEM 6
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#define BOFF_MINIMIZE 7
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#define BOFF_RESTORE 8
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#define BOFF_MAXIMIZE 9
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#define BOFF_CLOSE 10
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#define BOFF_MUTE 11
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#define BOFF_END 12
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#define BUTTON_BITMAP_HEIGHT 19
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#define BUTTON_FONT_SIZE 8
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#define BUTTON_DBCS_FONT_SIZE 9
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#define BUTTON_FONT_WEIGHT FW_BOLD
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#define MBUTTON_TEXT_COLOR RGB(0xFF,0xFF,0xFF)
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HFONT hFont = NULL;
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HANDLE hbmpButtonToolkit = NULL;
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int nStateOffset = 0;
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int nButtonOffsets[BOFF_END+1];
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extern HPALETTE hpalMain;
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extern int g_nColorMode;
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CMButton* pButtonFocus = NULL;
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CMButton* pButtonMouse = NULL;
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BOOL fAllowFocus = TRUE;
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//for this to work on a Win95 machine, we need to make TrackMouseEvent
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//a dynamically loaded thing ... but then you get NO HOVER-OVER EFFECT
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typedef BOOL (PASCAL *TRACKPROC)(LPTRACKMOUSEEVENT);
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TRACKPROC procTrackMouseEvent = NULL;
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BOOL InitMButtons(HINSTANCE hInst, HWND hwnd)
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{
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BOOL fReturn = TRUE;
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//if TrackMouseEvent exists, use it
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HMODULE hUser = GetModuleHandle(TEXT("USER32"));
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if (hUser)
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{
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procTrackMouseEvent = (TRACKPROC)GetProcAddress(hUser,"TrackMouseEvent");
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}
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//create font, named store in IDS_MBUTTON_FONT in string table
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LOGFONT lf;
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ZeroMemory( &lf, sizeof(lf) );
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HFONT hTempFont = GetWindowFont( hwnd );
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if (hTempFont == NULL)
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{
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hTempFont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
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}
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GetObject(hTempFont,sizeof(lf),&lf);
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lf.lfHeight = (-BUTTON_FONT_SIZE * STANDARD_PIXELS_PER_INCH) / 72;
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if (lf.lfCharSet == ANSI_CHARSET)
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{
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lf.lfWeight = BUTTON_FONT_WEIGHT;
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}
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else if (IS_DBCS_CHARSET(lf.lfCharSet)) {
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lf.lfHeight = (-BUTTON_DBCS_FONT_SIZE * STANDARD_PIXELS_PER_INCH) / 72;
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}
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lf.lfOutPrecision = OUT_DEFAULT_PRECIS;
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lf.lfClipPrecision = CLIP_DEFAULT_PRECIS;
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lf.lfQuality = PROOF_QUALITY;
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lf.lfPitchAndFamily = DEFAULT_PITCH | FF_SWISS;
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LoadString(hInst,IDS_MBUTTON_FONT,lf.lfFaceName,LF_FACESIZE-1);
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hFont = CreateFontIndirect(&lf);
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//create bitmap, has all states for all buttons
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int nBitmap = IDB_BUTTON_TOOLKIT;
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switch (g_nColorMode)
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{
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case COLOR_16 : nBitmap = IDB_BUTTON_TOOLKIT_16; break;
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case COLOR_HICONTRAST : nBitmap = IDB_BUTTON_TOOLKIT_HI; break;
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}
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HBITMAP hbmpTemp = (HBITMAP)LoadImage(hInst,MAKEINTRESOURCE(nBitmap),IMAGE_BITMAP,0,0,LR_CREATEDIBSECTION);
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hbmpButtonToolkit = DibFromBitmap((HBITMAP)hbmpTemp,0,0,NULL,0);
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BITMAP bm;
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GetObject(hbmpTemp,sizeof(bm),&bm);
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DeleteObject(hbmpTemp);
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nStateOffset = bm.bmWidth / NUM_STATES;
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//offsets within bitmap
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nButtonOffsets[BOFF_STANDARDLEFT] = 0;
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nButtonOffsets[BOFF_TOGGLELEFT] = 9;
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nButtonOffsets[BOFF_STANDARDRIGHT] = 11;
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nButtonOffsets[BOFF_DROPRIGHT] = 20;
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nButtonOffsets[BOFF_TOGGLERIGHT] = 42;
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nButtonOffsets[BOFF_MIDDLE] = 44;
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nButtonOffsets[BOFF_SYSTEM] = 52;
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nButtonOffsets[BOFF_MINIMIZE] = 64;
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nButtonOffsets[BOFF_RESTORE] = 78;
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nButtonOffsets[BOFF_MAXIMIZE] = 92;
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nButtonOffsets[BOFF_CLOSE] = 106;
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nButtonOffsets[BOFF_MUTE] = 121;
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nButtonOffsets[BOFF_END] = nStateOffset;
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//SetDibUsage(hbmpButtonToolkit,hpalMain,DIB_RGB_COLORS);
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return (fReturn);
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}
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void UninitMButtons()
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{
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GlobalFree(hbmpButtonToolkit);
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DeleteObject(hFont);
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}
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//Given a parent window and a control ID, return the CMButton object
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CMButton* GetMButtonFromID(HWND hwndParent, int nID)
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{
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HWND hwnd = GetDlgItem(hwndParent, nID);
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return (GetMButtonFromHWND(hwnd));
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}
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//Given the window handle of the button, return the CMButton object
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CMButton* GetMButtonFromHWND(HWND hwnd)
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{
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CMButton* pButton = (CMButton*)GetWindowLongPtr(hwnd, GWLP_USERDATA);
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return (pButton);
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}
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CMButton* CreateMButton(TCHAR* szCaption, int nIconID, DWORD dwWindowStyle, DWORD dwMButtonStyle, int x, int y, int width, int height, HWND hwndParentOrSub, BOOL fSubExisting, int nID, int nToolTipID, HINSTANCE hInst)
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{
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CMButton* pButton = new CMButton;
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//ensure the button is a child, pushbutton, owner-draw
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//caller should specify WS_VISIBLE|WS_TABSTOP if desired
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dwWindowStyle = dwWindowStyle|WS_CHILD|BS_PUSHBUTTON|BS_OWNERDRAW;
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HWND hwnd;
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if (fSubExisting)
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{
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//user already created button, is probably calling from WM_INITDIALOG
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hwnd = hwndParentOrSub;
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}
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else
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{
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//need to create the button ourselves
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hwnd = CreateWindow(TEXT("BUTTON"),
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szCaption,
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dwWindowStyle,
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x,
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y,
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width,
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height,
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hwndParentOrSub,
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(HMENU)IntToPtr(nID),
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hInst,
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NULL);
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}
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if (hwnd == NULL)
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{
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//if we can't create the window, nuke it and fail
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delete pButton;
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return NULL;
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}
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pButton->m_hInst = hInst;
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pButton->m_fRedraw = FALSE;
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pButton->m_dwStyle = dwMButtonStyle;
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pButton->m_hwnd = hwnd;
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pButton->SetIcon(nIconID);
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pButton->SetFont(hFont);
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pButton->m_fRedraw = TRUE;
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pButton->m_nID = nID;
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pButton->SetToolTipID(nToolTipID);
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pButton->PreDrawUpstate(width,height);
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//subclass the button; allows tracking of mouse events
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pButton->m_fnOldButton = (WNDPROC)SetWindowLongPtr(hwnd,GWLP_WNDPROC,(LONG_PTR)CMButton::ButtonProc);
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//put the button's pointer into the window's user bytes
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SetWindowLongPtr(hwnd,GWLP_USERDATA,(LONG_PTR)pButton);
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return (pButton);
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}
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void CMButton::PreDrawUpstate(int width, int height)
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{
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//pre-draw the up states of the buttons for a faster-seeming first blit
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if (m_hbmpUp) DeleteObject(m_hbmpUp);
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if (m_hbmpDn) DeleteObject(m_hbmpDn);
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if (m_hbmpHi) DeleteObject(m_hbmpHi);
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m_hbmpUp = NULL;
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m_hbmpDn = NULL;
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m_hbmpHi = NULL;
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DRAWITEMSTRUCT drawItem;
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drawItem.rcItem.left = 0;
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drawItem.rcItem.top = 0;
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drawItem.rcItem.right = width;
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drawItem.rcItem.bottom = height;
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drawItem.itemState = 0;
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drawItem.hDC = GetDC(m_hwnd);
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HPALETTE hpalOld = SelectPalette(drawItem.hDC,hpalMain,FALSE);
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RealizePalette(drawItem.hDC);
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DrawButtonBitmap(&drawItem,FALSE,NULL);
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SelectPalette(drawItem.hDC,hpalOld,TRUE);
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RealizePalette(drawItem.hDC);
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ReleaseDC(m_hwnd,drawItem.hDC);
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}
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LRESULT CALLBACK CMButton::ButtonProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
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{
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CMButton* pButton = (CMButton*)GetWindowLongPtr(hwnd, GWLP_USERDATA);
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if (pButton == NULL)
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{
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return (0);
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}
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switch (iMsg)
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{
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case WM_MOUSEMOVE :
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{
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if (!pButton->m_fMouseInButton)
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{
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if (procTrackMouseEvent)
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{
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//only do this if the trackmouseevent function exists,
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//otherwise, the button color will never turn off
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pButton->m_fMouseInButton = TRUE;
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TRACKMOUSEEVENT tme;
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tme.cbSize = sizeof(tme);
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tme.dwFlags = TME_LEAVE;
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tme.dwHoverTime = HOVER_DEFAULT;
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tme.hwndTrack = hwnd;
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procTrackMouseEvent(&tme);
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InvalidateRect(hwnd,NULL,FALSE);
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} //end proctrackmouseevent is valid
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}
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}
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break;
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case WM_KEYUP :
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{
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//for the close, min, and view buttons, we want to shunt
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//any keyboard movement to the knob ... although tempting,
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//don't do this on the setfocus, or the mouse won't work right
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if (
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(pButton->m_nID == IDB_CLOSE) ||
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(pButton->m_nID == IDB_MINIMIZE) ||
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(pButton->m_nID == IDB_SET_TINY_MODE) ||
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(pButton->m_nID == IDB_SET_NORMAL_MODE)
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)
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{
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HWND hwndFocus = GetDlgItem(GetParent(hwnd),IDB_VOLUME);
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if (IsWindowVisible(hwndFocus))
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{
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SetFocus(hwndFocus);
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}
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else
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{
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hwndFocus = GetDlgItem(GetParent(hwnd),IDB_OPTIONS);
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SetFocus(hwndFocus);
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}
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} //end if
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}
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break;
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case WM_SETFOCUS :
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{
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SendMessage(GetParent(pButton->m_hwnd),DM_SETDEFID,pButton->m_nID,0);
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}
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break;
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case WM_MOUSELEAVE :
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{
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pButton->m_fMouseInButton = FALSE;
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InvalidateRect(hwnd,NULL,FALSE);
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}
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break;
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case WM_ERASEBKGND :
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{
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DRAWITEMSTRUCT drawItem;
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drawItem.hDC = (HDC)wParam;
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GetClientRect(hwnd,&(drawItem.rcItem));
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drawItem.itemState = pButton->m_LastState;
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pButton->Draw(&drawItem);
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return TRUE;
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}
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break;
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} //end switch
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LRESULT lResult = CallWindowProc((WNDPROC)pButton->m_fnOldButton,hwnd,iMsg,wParam,lParam);
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if ((iMsg == WM_DESTROY) && ((pButton->m_dwStyle & MBS_NOAUTODELETE) == 0))
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{
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//auto-delete the button class
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SetWindowLongPtr(hwnd,GWLP_USERDATA,0);
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delete pButton;
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pButton = NULL;
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}
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return (lResult);
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}
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CMButton::CMButton()
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{
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//init all data values
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m_fMouseInButton = FALSE;
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m_dwStyle = MBS_STANDARDLEFT | MBS_STANDARDRIGHT;
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m_hFont = hFont;
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m_nID = 0;
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m_IconID = 0;
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m_hwnd = NULL;
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m_hbmpUp = NULL;
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m_hbmpDn = NULL;
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m_hbmpHi = NULL;
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m_fRedraw = FALSE;
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m_fMenu = FALSE;
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m_fMenuingOff = FALSE;
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m_LastState = 0;
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}
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CMButton::~CMButton()
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{
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if (m_hbmpUp) DeleteObject(m_hbmpUp);
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if (m_hbmpDn) DeleteObject(m_hbmpDn);
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if (m_hbmpHi) DeleteObject(m_hbmpHi);
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}
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|
|
|
||
|
|
void CMButton::SetText(TCHAR* szCaption)
|
||
|
|
{
|
||
|
|
SetWindowText(m_hwnd,szCaption);
|
||
|
|
|
||
|
|
if (m_fRedraw)
|
||
|
|
{
|
||
|
|
InvalidateRect(m_hwnd,NULL,FALSE);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void CMButton::SetIcon(int nIconID)
|
||
|
|
{
|
||
|
|
//assuming caller is responsible for cleaning up
|
||
|
|
m_IconID = nIconID;
|
||
|
|
|
||
|
|
if (m_fRedraw)
|
||
|
|
{
|
||
|
|
InvalidateRect(m_hwnd,NULL,FALSE);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void CMButton::SetFont(HFONT hFont)
|
||
|
|
{
|
||
|
|
//assume caller is responsible for cleaning up
|
||
|
|
m_hFont = hFont;
|
||
|
|
}
|
||
|
|
|
||
|
|
void CMButton::DrawButtonBitmap(LPDRAWITEMSTRUCT lpdis, BOOL fDrawToScreen, RECT* pMidRect)
|
||
|
|
{
|
||
|
|
HANDLE hTemp = m_hbmpUp;
|
||
|
|
int nState = STATE_UP;
|
||
|
|
|
||
|
|
if (m_fMouseInButton)
|
||
|
|
{
|
||
|
|
pButtonMouse = this;
|
||
|
|
hTemp = m_hbmpHi;
|
||
|
|
nState = STATE_HI;
|
||
|
|
|
||
|
|
if (pButtonFocus!=NULL)
|
||
|
|
{
|
||
|
|
fAllowFocus = FALSE;
|
||
|
|
if (this != pButtonFocus)
|
||
|
|
{
|
||
|
|
InvalidateRect(pButtonFocus->GetHWND(),NULL,FALSE);
|
||
|
|
UpdateWindow(pButtonFocus->GetHWND());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (lpdis->itemState & ODS_FOCUS)
|
||
|
|
{
|
||
|
|
if (this == pButtonFocus)
|
||
|
|
{
|
||
|
|
if (fAllowFocus)
|
||
|
|
{
|
||
|
|
hTemp = m_hbmpHi;
|
||
|
|
nState = STATE_HI;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
hTemp = m_hbmpUp;
|
||
|
|
nState = STATE_UP;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
pButtonFocus = this;
|
||
|
|
hTemp = m_hbmpHi;
|
||
|
|
nState = STATE_HI;
|
||
|
|
fAllowFocus = TRUE;
|
||
|
|
if ((pButtonMouse!=NULL) && (pButtonMouse!=this))
|
||
|
|
{
|
||
|
|
pButtonMouse->m_fMouseInButton = FALSE;
|
||
|
|
InvalidateRect(pButtonMouse->GetHWND(),NULL,FALSE);
|
||
|
|
UpdateWindow(pButtonMouse->GetHWND());
|
||
|
|
pButtonMouse = NULL;
|
||
|
|
} //end if removing mouse highlight
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} //end if mouse in or out of button
|
||
|
|
|
||
|
|
if ((lpdis->itemState & ODS_SELECTED) || (m_fMenu))
|
||
|
|
{
|
||
|
|
hTemp = m_hbmpDn;
|
||
|
|
nState = STATE_DN;
|
||
|
|
}
|
||
|
|
|
||
|
|
int offLeft, widLeft;
|
||
|
|
int offRight, widRight;
|
||
|
|
int offMid, widMid;
|
||
|
|
|
||
|
|
offLeft = nButtonOffsets[BOFF_STANDARDLEFT] + (nState * nStateOffset);
|
||
|
|
widLeft = nButtonOffsets[BOFF_STANDARDLEFT+1] - nButtonOffsets[BOFF_STANDARDLEFT];
|
||
|
|
|
||
|
|
if ((m_dwStyle & MBS_TOGGLELEFT) == MBS_TOGGLELEFT)
|
||
|
|
{
|
||
|
|
offLeft = nButtonOffsets[BOFF_TOGGLELEFT] + (nState * nStateOffset);
|
||
|
|
widLeft = nButtonOffsets[BOFF_TOGGLELEFT+1] - nButtonOffsets[BOFF_TOGGLELEFT];
|
||
|
|
}
|
||
|
|
|
||
|
|
if ((m_dwStyle & MBS_SYSTEMTYPE) == MBS_SYSTEMTYPE)
|
||
|
|
{
|
||
|
|
switch (m_IconID)
|
||
|
|
{
|
||
|
|
case IDB_CLOSE :
|
||
|
|
{
|
||
|
|
offLeft = nButtonOffsets[BOFF_CLOSE] + (nState * nStateOffset);
|
||
|
|
widLeft = nButtonOffsets[BOFF_CLOSE+1] - nButtonOffsets[BOFF_CLOSE];
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case IDB_MINIMIZE :
|
||
|
|
{
|
||
|
|
offLeft = nButtonOffsets[BOFF_MINIMIZE] + (nState * nStateOffset);
|
||
|
|
widLeft = nButtonOffsets[BOFF_MINIMIZE+1] - nButtonOffsets[BOFF_MINIMIZE];
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case IDB_SET_TINY_MODE :
|
||
|
|
{
|
||
|
|
offLeft = nButtonOffsets[BOFF_RESTORE] + (nState * nStateOffset);
|
||
|
|
widLeft = nButtonOffsets[BOFF_RESTORE+1] - nButtonOffsets[BOFF_RESTORE];
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case IDB_SET_NORMAL_MODE :
|
||
|
|
{
|
||
|
|
offLeft = nButtonOffsets[BOFF_MAXIMIZE] + (nState * nStateOffset);
|
||
|
|
widLeft = nButtonOffsets[BOFF_MAXIMIZE+1] - nButtonOffsets[BOFF_MAXIMIZE];
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case IDB_MUTE :
|
||
|
|
{
|
||
|
|
offLeft = nButtonOffsets[BOFF_MUTE] + (nState * nStateOffset);
|
||
|
|
widLeft = nButtonOffsets[BOFF_MUTE+1] - nButtonOffsets[BOFF_MUTE];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
offRight = nButtonOffsets[BOFF_STANDARDRIGHT] + (nState * nStateOffset);
|
||
|
|
widRight = nButtonOffsets[BOFF_STANDARDRIGHT+1] - nButtonOffsets[BOFF_STANDARDRIGHT];
|
||
|
|
|
||
|
|
if ((m_dwStyle & MBS_TOGGLERIGHT) == MBS_TOGGLERIGHT)
|
||
|
|
{
|
||
|
|
offRight = nButtonOffsets[BOFF_TOGGLERIGHT] + (nState * nStateOffset);
|
||
|
|
widRight = nButtonOffsets[BOFF_TOGGLERIGHT+1] - nButtonOffsets[BOFF_TOGGLERIGHT];
|
||
|
|
}
|
||
|
|
|
||
|
|
if ((m_dwStyle & MBS_DROPRIGHT) == MBS_DROPRIGHT)
|
||
|
|
{
|
||
|
|
offRight = nButtonOffsets[BOFF_DROPRIGHT] + (nState * nStateOffset);
|
||
|
|
widRight = nButtonOffsets[BOFF_DROPRIGHT+1] - nButtonOffsets[BOFF_DROPRIGHT];
|
||
|
|
}
|
||
|
|
|
||
|
|
offMid = nButtonOffsets[BOFF_MIDDLE] + (nState * nStateOffset);
|
||
|
|
widMid = (lpdis->rcItem.right - lpdis->rcItem.left) - widLeft - widRight;
|
||
|
|
|
||
|
|
if (pMidRect)
|
||
|
|
{
|
||
|
|
if (m_dwStyle & MBS_DROPRIGHT)
|
||
|
|
{
|
||
|
|
//set rect to just the middle of the button part
|
||
|
|
SetRect(pMidRect,
|
||
|
|
lpdis->rcItem.left,
|
||
|
|
lpdis->rcItem.top,
|
||
|
|
lpdis->rcItem.left + widLeft + widMid,
|
||
|
|
lpdis->rcItem.top + BUTTON_BITMAP_HEIGHT);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
//set rect to whole button
|
||
|
|
SetRect(pMidRect,
|
||
|
|
lpdis->rcItem.left,
|
||
|
|
lpdis->rcItem.top,
|
||
|
|
lpdis->rcItem.right,
|
||
|
|
lpdis->rcItem.bottom);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (hTemp == NULL)
|
||
|
|
{
|
||
|
|
//draw and save bumps
|
||
|
|
HDC memDC = CreateCompatibleDC(lpdis->hDC);
|
||
|
|
HPALETTE hpalOld = SelectPalette(memDC, hpalMain, FALSE);
|
||
|
|
HBITMAP holdbmp;
|
||
|
|
|
||
|
|
switch (nState)
|
||
|
|
{
|
||
|
|
case STATE_UP :
|
||
|
|
{
|
||
|
|
m_hbmpUp = CreateCompatibleBitmap(lpdis->hDC,
|
||
|
|
lpdis->rcItem.right - lpdis->rcItem.left,
|
||
|
|
BUTTON_BITMAP_HEIGHT);
|
||
|
|
|
||
|
|
holdbmp = (HBITMAP)SelectObject(memDC,m_hbmpUp);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case STATE_DN :
|
||
|
|
{
|
||
|
|
m_hbmpDn = CreateCompatibleBitmap(lpdis->hDC,
|
||
|
|
lpdis->rcItem.right - lpdis->rcItem.left,
|
||
|
|
BUTTON_BITMAP_HEIGHT);
|
||
|
|
holdbmp = (HBITMAP)SelectObject(memDC,m_hbmpDn);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case STATE_HI :
|
||
|
|
{
|
||
|
|
m_hbmpHi = CreateCompatibleBitmap(lpdis->hDC,
|
||
|
|
lpdis->rcItem.right - lpdis->rcItem.left,
|
||
|
|
BUTTON_BITMAP_HEIGHT);
|
||
|
|
holdbmp = (HBITMAP)SelectObject(memDC,m_hbmpHi);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
//draw left
|
||
|
|
DibBlt(memDC,
|
||
|
|
lpdis->rcItem.left,
|
||
|
|
lpdis->rcItem.top,
|
||
|
|
-1,
|
||
|
|
-1,
|
||
|
|
hbmpButtonToolkit,
|
||
|
|
offLeft,0,
|
||
|
|
SRCCOPY,0);
|
||
|
|
|
||
|
|
if ((m_dwStyle & MBS_SYSTEMTYPE) != MBS_SYSTEMTYPE)
|
||
|
|
{
|
||
|
|
//draw middle
|
||
|
|
StretchDibBlt(memDC,
|
||
|
|
lpdis->rcItem.left + widLeft,
|
||
|
|
lpdis->rcItem.top,
|
||
|
|
widMid,
|
||
|
|
BUTTON_BITMAP_HEIGHT,
|
||
|
|
hbmpButtonToolkit,
|
||
|
|
offMid,0,
|
||
|
|
nButtonOffsets[BOFF_MIDDLE+1] - nButtonOffsets[BOFF_MIDDLE],
|
||
|
|
BUTTON_BITMAP_HEIGHT,
|
||
|
|
SRCCOPY,0);
|
||
|
|
|
||
|
|
//draw right
|
||
|
|
DibBlt(memDC,
|
||
|
|
lpdis->rcItem.right - widRight,
|
||
|
|
lpdis->rcItem.top,
|
||
|
|
-1,
|
||
|
|
-1,
|
||
|
|
hbmpButtonToolkit,
|
||
|
|
offRight,0,
|
||
|
|
SRCCOPY,0);
|
||
|
|
}
|
||
|
|
|
||
|
|
SelectObject(memDC,holdbmp);
|
||
|
|
SelectPalette(memDC, hpalOld, TRUE);
|
||
|
|
DeleteDC(memDC);
|
||
|
|
} //end not already drawn
|
||
|
|
|
||
|
|
if (fDrawToScreen)
|
||
|
|
{
|
||
|
|
//should have bumps ready to go now
|
||
|
|
hTemp = m_hbmpUp;
|
||
|
|
|
||
|
|
if (m_fMouseInButton)
|
||
|
|
{
|
||
|
|
hTemp = m_hbmpHi;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (lpdis->itemState & ODS_FOCUS)
|
||
|
|
{
|
||
|
|
if (fAllowFocus)
|
||
|
|
{
|
||
|
|
hTemp = m_hbmpHi;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if ((lpdis->itemState & ODS_SELECTED) || (m_fMenu))
|
||
|
|
{
|
||
|
|
hTemp = m_hbmpDn;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!(lpdis->itemState & ODS_SELECTED) && (m_fMenuingOff))
|
||
|
|
{
|
||
|
|
m_fMenu = FALSE;
|
||
|
|
m_fMenuingOff = FALSE;
|
||
|
|
hTemp = m_hbmpUp;
|
||
|
|
}
|
||
|
|
|
||
|
|
HDC memDC = CreateCompatibleDC(lpdis->hDC);
|
||
|
|
HBITMAP holdbmp = (HBITMAP)SelectObject(memDC,hTemp);
|
||
|
|
|
||
|
|
BitBlt(lpdis->hDC,
|
||
|
|
lpdis->rcItem.left,
|
||
|
|
lpdis->rcItem.top,
|
||
|
|
lpdis->rcItem.right - lpdis->rcItem.left,
|
||
|
|
lpdis->rcItem.bottom - lpdis->rcItem.top,
|
||
|
|
memDC,
|
||
|
|
0,0,
|
||
|
|
SRCCOPY);
|
||
|
|
|
||
|
|
SelectObject(memDC,holdbmp);
|
||
|
|
DeleteDC(memDC);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void CMButton::Draw(LPDRAWITEMSTRUCT lpdis)
|
||
|
|
{
|
||
|
|
HPALETTE hpalOld = SelectPalette(lpdis->hDC,hpalMain,FALSE);
|
||
|
|
RealizePalette(lpdis->hDC);
|
||
|
|
|
||
|
|
SetTextColor(lpdis->hDC, MBUTTON_TEXT_COLOR);
|
||
|
|
|
||
|
|
m_LastState = lpdis->itemState;
|
||
|
|
|
||
|
|
if (lpdis->itemState & ODS_DISABLED)
|
||
|
|
{
|
||
|
|
SetTextColor(lpdis->hDC, GetSysColor(COLOR_GRAYTEXT));
|
||
|
|
}
|
||
|
|
|
||
|
|
RECT midRect;
|
||
|
|
DrawButtonBitmap(lpdis,TRUE,&midRect);
|
||
|
|
|
||
|
|
if ((m_dwStyle & MBS_SYSTEMTYPE) == MBS_SYSTEMTYPE)
|
||
|
|
{
|
||
|
|
SelectPalette(lpdis->hDC,hpalOld,TRUE);
|
||
|
|
RealizePalette(lpdis->hDC);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
SetBkMode(lpdis->hDC,TRANSPARENT);
|
||
|
|
|
||
|
|
if (m_IconID == 0)
|
||
|
|
{
|
||
|
|
HFONT hOldFont = (HFONT)SelectObject(lpdis->hDC,m_hFont);
|
||
|
|
|
||
|
|
TCHAR szCaption[MAX_PATH];
|
||
|
|
GetWindowText(m_hwnd,szCaption,sizeof(szCaption)/sizeof(TCHAR));
|
||
|
|
SIZE size;
|
||
|
|
|
||
|
|
GetTextExtentPoint32( lpdis->hDC, szCaption, _tcslen(szCaption), &size );
|
||
|
|
|
||
|
|
//center text
|
||
|
|
int x = (((midRect.right - midRect.left) - size.cx) / 2) + midRect.left;
|
||
|
|
int y = (((lpdis->rcItem.bottom - lpdis->rcItem.top) - size.cy) / 2) + lpdis->rcItem.top;
|
||
|
|
|
||
|
|
//simulate a press
|
||
|
|
if ((lpdis->itemState & ODS_SELECTED) || (m_fMenu))
|
||
|
|
{
|
||
|
|
x++;
|
||
|
|
y++;
|
||
|
|
}
|
||
|
|
|
||
|
|
ExtTextOut( lpdis->hDC, x, y, 0, NULL, szCaption, _tcslen(szCaption), NULL );
|
||
|
|
|
||
|
|
SelectObject(lpdis->hDC,hOldFont);
|
||
|
|
} //end if no icon
|
||
|
|
else
|
||
|
|
{
|
||
|
|
//center icon
|
||
|
|
int x = (((midRect.right - midRect.left) - 32) / 2) + midRect.left;
|
||
|
|
int y = (((lpdis->rcItem.bottom - lpdis->rcItem.top) - 32) / 2) + lpdis->rcItem.top;
|
||
|
|
//simulate a press
|
||
|
|
if ((lpdis->itemState & ODS_SELECTED) || (m_fMenu))
|
||
|
|
{
|
||
|
|
x++;
|
||
|
|
y++;
|
||
|
|
}
|
||
|
|
|
||
|
|
HICON hIcon = (HICON)LoadImage(m_hInst, MAKEINTRESOURCE(m_IconID), IMAGE_ICON, 32, 32, LR_MONOCHROME);
|
||
|
|
DrawIcon(lpdis->hDC,x,y,hIcon);
|
||
|
|
DestroyIcon(hIcon);
|
||
|
|
}
|
||
|
|
|
||
|
|
SelectPalette(lpdis->hDC,hpalOld,TRUE);
|
||
|
|
RealizePalette(lpdis->hDC);
|
||
|
|
}
|
||
|
|
|
||
|
|
void CMButton::SetMenuingState(BOOL fMenuOn)
|
||
|
|
{
|
||
|
|
if (fMenuOn)
|
||
|
|
{
|
||
|
|
m_fMenu = fMenuOn;
|
||
|
|
m_fMenuingOff = FALSE;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_fMenuingOff = TRUE;
|
||
|
|
InvalidateRect(m_hwnd,NULL,FALSE);
|
||
|
|
UpdateWindow(m_hwnd);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void CMButton::SetToolTipID(int nID)
|
||
|
|
{
|
||
|
|
m_nToolTipID = nID;
|
||
|
|
|
||
|
|
//for buttons with icons, set the window text to equal the tooltip text.
|
||
|
|
//this helps for accessibility aids, so they can read the button's function
|
||
|
|
if (m_IconID != 0)
|
||
|
|
{
|
||
|
|
TCHAR szCaption[MAX_PATH];
|
||
|
|
LoadString(m_hInst,nID,szCaption,sizeof(szCaption)/sizeof(TCHAR));
|
||
|
|
SetWindowText(m_hwnd,szCaption);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|