298 lines
8.1 KiB
C
298 lines
8.1 KiB
C
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#include "setedit.h"
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#include "status.h" // External declarations for this file
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#include <stdio.h> // for sprintf.
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#include <stdarg.h> // For ANSI variable args. Dont use UNIX <varargs.h>
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#include "perfmops.h" // for SmallFileSizeString
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#include "utils.h"
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//================================//
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// Options for PaintStatusBar //
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//================================//
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#define PaintText 1
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#define PaintIcons 2
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#define PaintBoundary 4
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#define PaintAll (PaintText + PaintIcons + PaintBoundary)
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//==========================================================================//
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// Constants //
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//==========================================================================//
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#define szStatusClass TEXT("PerfmonStatusClass")
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#define dwStatusClassStyle (CS_HREDRAW | CS_VREDRAW | CS_OWNDC)
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#define iStatusClassExtra (0)
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#define iStatusWindowExtra (0)
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#define dwStatusWindowStyle (WS_CHILD | WS_VISIBLE)
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//==========================================================================//
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// Local Data //
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//==========================================================================//
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HDC hStatusDC ; // for OWN_DC
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int yStatusHeight ;
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int szStatusLineLen ; // no. of char. in szStatusLine
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TCHAR szStatusLine [MessageLen+ResourceStringLen] ;
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// TCHAR szCurrentActivity [ResourceStringLen] ;
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// TCHAR szStatusFormat [ResourceStringLen] ;
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TCHAR szStatusFormat2 [ResourceStringLen] ;
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//==========================================================================//
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// Macros //
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//==========================================================================//
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#define StatusTopMargin() (2)
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#define StatusLeftMargin() (2)
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//==========================================================================//
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// Local Functions //
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//==========================================================================//
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//==========================================================================//
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// Message Handlers //
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//==========================================================================//
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void static OnCreate (HWND hWnd)
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/*
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Effect: Perform any actions needed when a status window is created.
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In particular, set the instance data to initial values,
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determine the size and placement of the various elements
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of the status display.
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Called By: StatusWndProc only, in response to a WM_CREATE message.
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*/
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{ // OnCreate
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HDC hDC ;
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hDC = hStatusDC = GetDC (hWnd) ;
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SelectFont (hDC, hFontScales) ;
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SetBkColor (hDC, ColorBtnFace) ;
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SetTextAlign (hDC, TA_LEFT) ;
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SetBkMode (hDC, OPAQUE) ;
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yStatusHeight = 2 * StatusTopMargin () +
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FontHeight (hDC, TRUE) +
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2 * ThreeDPad ;
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// StringLoad (IDS_CURRENTACTIVITY, szCurrentActivity) ;
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// StringLoad (IDS_STATUSFORMAT, szStatusFormat) ;
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StringLoad (IDS_STATUSFORMAT2, szStatusFormat2) ;
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StatusLineReady (hWnd) ;
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} // OnCreate
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void static OnDestroy (HWND hWnd)
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{
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ReleaseDC (hWnd, hStatusDC) ;
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} // OnDestroy
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void static PaintStatusBar (HWND hWnd, HDC hDC, int PaintOptions)
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/*
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Effect: Paint the invalid surface of hWnd. Draw each label, each
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recessed value box, and each value.
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Called By: StatusWndProc only, in response to a WM_PAINT message.
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*/
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{
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RECT rectClient ;
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if (bPerfmonIconic) {
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// no need to draw anything if iconic
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return ;
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}
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GetClientRect (hWnd, &rectClient) ;
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RectContract (&rectClient, StatusTopMargin (), StatusLeftMargin ()) ;
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if (PaintOptions == PaintAll) {
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ThreeDConcave1 (hDC,
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rectClient.left, rectClient.top,
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rectClient.right, rectClient.bottom) ;
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}
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rectClient.left += StatusLeftMargin () ;
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if (PaintOptions & PaintText) {
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rectClient.left += 1 ;
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rectClient.top += 1 ;
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rectClient.right -= 1 ;
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rectClient.bottom -= 1 ;
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ExtTextOut (hDC, rectClient.left, rectClient.top, ETO_CLIPPED | ETO_OPAQUE,
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&rectClient, szStatusLine, szStatusLineLen, NULL) ;
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}
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} // PaintStatusBar
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LRESULT
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APIENTRY
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StatusWndProc (
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HWND hWnd,
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UINT wMsg,
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WPARAM wParam,
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LPARAM lParam
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)
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{ // StatusWndProc
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BOOL bCallDefProc ;
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LRESULT lReturnValue ;
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HDC hDC ;
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PAINTSTRUCT ps ;
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bCallDefProc = FALSE ;
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lReturnValue = 0L ;
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switch (wMsg) { // switch
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case WM_PAINT:
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hDC = BeginPaint (hWnd, &ps) ;
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PaintStatusBar (hWnd, hDC, PaintAll) ;
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EndPaint (hWnd, &ps) ;
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break ;
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case WM_CREATE:
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OnCreate (hWnd) ;
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break ;
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case WM_DESTROY:
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OnDestroy (hWnd) ;
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break ;
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default:
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bCallDefProc = TRUE ;
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} // switch
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if (bCallDefProc)
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lReturnValue = DefWindowProc (hWnd, wMsg, wParam, lParam) ;
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return (lReturnValue);
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} // StatusWndProc
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int StatusHeight (HWND hWnd)
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/*
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Effect: A status window has a preferred height, based on the font
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used in its display. Return the preferred height, determined
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when the window was created.
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Assert: OnCreate has already been called, and it set
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StatusData.yHeight.
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*/
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{
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return (yStatusHeight) ;
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}
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HWND CreatePMStatusWindow (HWND hWnd)
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{
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return (CreateWindow (szStatusClass, // class
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NULL, // caption
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dwStatusWindowStyle, // window style
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0, 0, // position
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0, 0, // size
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hWnd, // parent window
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NULL, // menu
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hInstance, // program instance
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NULL)) ; // user-supplied data
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} // CreateStatusWindow
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BOOL StatusInitializeApplication (void)
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/*
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Called By: InitializeApplication only
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*/
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{
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WNDCLASS wc ;
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wc.style = dwStatusClassStyle ;
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wc.lpfnWndProc = StatusWndProc ;
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wc.hInstance = hInstance ;
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wc.cbClsExtra = iStatusClassExtra ;
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wc.cbWndExtra = iStatusWindowExtra ;
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wc.hIcon = NULL ;
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wc.hCursor = LoadCursor (NULL, IDC_ARROW) ;
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wc.hbrBackground = hbLightGray ;
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wc.lpszMenuName = NULL ;
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wc.lpszClassName = szStatusClass ;
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return (RegisterClass (&wc)) ;
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}
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BOOL _cdecl StatusLine (HWND hWnd,
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WORD wStringID, ...)
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{
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TCHAR szFormat [MessageLen] ;
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va_list vaList ;
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if (wStringID == 0) {
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return (TRUE) ;
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}
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strclr (szStatusLine) ;
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if (LoadString (hInstance, wStringID, szFormat, MessageLen)) {
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va_start (vaList, wStringID) ;
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wvsprintf (szStatusLine, szFormat, vaList) ;
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va_end (vaList) ;
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dwCurrentMenuID = MenuIDToHelpID (wStringID) ;
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szStatusLineLen = lstrlen (szStatusLine) ;
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} else {
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dwCurrentMenuID = 0 ;
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szStatusLineLen = 0 ;
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}
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PaintStatusBar (hWndStatus, hStatusDC, PaintText + PaintIcons) ;
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return (TRUE) ;
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} // StatusLine
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void StatusLineReady (HWND hWnd)
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{
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LPTSTR pFileName = NULL ;
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pFileName = pChartFileName ;
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if (pFileName) {
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TSPRINTF (szStatusLine, szStatusFormat2, pFileName) ;
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} else {
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szStatusLine[0] = TEXT('\0') ;
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}
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szStatusLineLen = lstrlen (szStatusLine) ;
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PaintStatusBar (hWndStatus, hStatusDC, PaintText + PaintIcons) ;
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}
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void StatusUpdateIcons (HWND hWndStatus)
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{
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PaintStatusBar (hWndStatus, hStatusDC, PaintIcons) ;
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}
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