388 lines
12 KiB
C
388 lines
12 KiB
C
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/*
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* Copyright Microsoft 1991
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* Date Jan 09, 1991
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* Project Asterix/Obelix
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* History
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* Date Initial Description
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* ---- ------- -----------
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* 01-09-91 ChauV Created for use with Tools and Status bars.
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*/
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#include "precomp.h"
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#pragma hdrstop
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/*begin static function prototypes */
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/* user defined Rectangular box */
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void DrawBitmapButton (HWND, LPRECT) ;
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/*begin variable definitions */
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static BOOL bTrack = FALSE ; // mouse down flag
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static WORD wOldState ; // preserve the control state just before
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// a button is being pushed.
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/*
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** Synopsis:
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** void = EnableQCQPCtrl(hWnd, id, fEnable)
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** Entry:
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** hWnd - parent's handle
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** id - control's ID
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** fEnable - FALSE for disable
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** Returns:
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** nothing
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** Description:
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** This function enable or disable a control identified by the the
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** parent's handle and the control's ID. If enable is FALSE, the control
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** is grayed, otherwise it is activated. This function is only valid to
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** pushbutton style (QCQP_CS_PUSHBUTTON).
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*/
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void EnableQCQPCtrl(HWND hWnd, int id, BOOL enable)
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{
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HWND hwndControl;
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hwndControl = GetDlgItem(hWnd, id);
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InvalidateRect(hwndControl, (LPRECT)NULL, FALSE);
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}/* EnableQCQPCtrl() */
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/*
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** Synopsis:
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** word = GetBitmapIndex(state)
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** Entry:
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** state -
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*/
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WORD NEAR PASCAL GetBitmapIndex(WORD State)
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{
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switch (State) {
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case STATE_NORMAL:
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return CBWNDEXTRA_BMAP_NORMAL;
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case STATE_PUSHED:
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return CBWNDEXTRA_BMAP_PUSHED;
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case STATE_GRAYED:
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return CBWNDEXTRA_BMAP_GREYED;
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default:
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Assert(FALSE);
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// Have to return something.
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return CBWNDEXTRA_BMAP_NORMAL;
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}
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}/* GetBitmapIndex() */
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/*
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** Synopsis:
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** hwnd = CreateQCQPWindow(lpszWindowName, dwStyle, x, y, dx, dy
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** hParent, hMenu, hInstance, wMessage)
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** Entry:
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** lpszWindowName -
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** dwStyle -
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** x -
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** y -
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** dx -
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** dy -
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** hParent -
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** hMenu -
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** hInstance -
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** wMessage -
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*/
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HWND CreateQCQPWindow(LPSTR lpWindowName,
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DWORD dwStyle,
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int x,
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int y,
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int dx,
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int dy,
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HWND hParent,
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HMENU hMenu,
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HINSTANCE hInstance,
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WPARAM wMessage)
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{
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HWND hTemp ;
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char szClass[MAX_MSG_TXT] ;
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WORD BaseId = 0;
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WORD State;
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HBITMAP hBitmap;
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Dbg(LoadString(hInstance, SYS_QCQPCtrl_wClass, szClass, MAX_MSG_TXT)) ;
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hTemp = CreateWindow(
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(LPSTR)szClass, // Window szClass name
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lpWindowName, // Window's title
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WS_CHILD | WS_VISIBLE, // window created visible
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x, y, // X, Y
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dx, dy, // Width, Height of window
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hParent, // Parent window's handle
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hMenu, // child's id
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hInstance, // Instance of window
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NULL); // Create struct for WM_CREATE
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if (hTemp != NULL) {
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SetWindowWord (hTemp, CBWNDEXTRA_STYLE, LOWORD(dwStyle)) ;
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SetWindowWord (hTemp, CBWNDEXTRA_BITMAP, HIWORD(dwStyle)) ;
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SetWindowWord (hTemp, CBWNDEXTRA_STATE, STATE_NORMAL) ;
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SetWindowHandle (hTemp, CBWNDEXTRA_MESSAGE, wMessage) ;
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if (LOWORD(dwStyle) == QCQP_CS_PUSHBUTTON) {
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// Load the bitmaps and store the handles
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switch (HIWORD(dwStyle)) {
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case IDS_CTRL_TRACENORMAL:
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case IDS_CTRL_TRACEPUSHED:
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case IDS_CTRL_TRACEGRAYED:
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BaseId = VGA_TRACE_NORMAL;
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break;
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case IDS_CTRL_STEPNORMAL:
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case IDS_CTRL_STEPPUSHED:
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case IDS_CTRL_STEPGRAYED:
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BaseId = VGA_STEP_NORMAL;
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break;
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case IDS_CTRL_BREAKNORMAL:
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case IDS_CTRL_BREAKPUSHED:
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case IDS_CTRL_BREAKGRAYED:
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BaseId = VGA_BREAK_NORMAL;
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break;
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case IDS_CTRL_GONORMAL:
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case IDS_CTRL_GOPUSHED:
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case IDS_CTRL_GOGRAYED:
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BaseId = VGA_GO_NORMAL;
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break;
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case IDS_CTRL_HALTNORMAL:
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case IDS_CTRL_HALTPUSHED:
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case IDS_CTRL_HALTGRAYED:
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BaseId = VGA_HALT_NORMAL;
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break;
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case IDS_CTRL_QWATCHNORMAL:
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case IDS_CTRL_QWATCHPUSHED:
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case IDS_CTRL_QWATCHGRAYED:
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BaseId = VGA_QWATCH_NORMAL;
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break;
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case IDS_CTRL_SMODENORMAL:
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case IDS_CTRL_SMODEPUSHED:
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case IDS_CTRL_SMODEGRAYED:
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BaseId = VGA_SMODE_NORMAL;
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break;
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case IDS_CTRL_AMODENORMAL:
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case IDS_CTRL_AMODEPUSHED:
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case IDS_CTRL_AMODEGRAYED:
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BaseId = VGA_AMODE_NORMAL;
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break;
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case IDS_CTRL_FORMATNORMAL:
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case IDS_CTRL_FORMATPUSHED:
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case IDS_CTRL_FORMATGRAYED:
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BaseId = VGA_FORMAT_NORMAL;
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break;
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default:
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Assert(FALSE);
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}
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// Load the bitmaps for each state for the button
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for (State = STATE_NORMAL; State <= STATE_GRAYED; State++) {
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Dbg(hBitmap = LoadBitmap(hInstance, MAKEINTRESOURCE( BaseId + State )));
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SetWindowHandle(hTemp, GetBitmapIndex(State), (WPARAM)hBitmap);
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}
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}
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}
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return hTemp ;
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}/* CreateQCQPWindow() */
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/*
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** Synopsis:
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** lresult = QCQPCtrlWndProc(hWnd, iMessage, wParam, lParam)
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** Entry:
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** hWnd
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** iMessage
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** wParam
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** lParam
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*/
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LRESULT CALLBACK QCQPCtrlWndProc(HWND hWnd, UINT iMessage, WPARAM wParam, LPARAM lParam)
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{
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PAINTSTRUCT ps ;
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char szText [128] ;
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WPARAM wStyle ;
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RECT r ;
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wStyle = GetWindowWord (hWnd, CBWNDEXTRA_STYLE) ;
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switch ( iMessage ) {
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case WM_CREATE:
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bTrack = FALSE ;
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break ;
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case WM_PAINT:
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GetClientRect (hWnd, (LPRECT)&r) ;
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BeginPaint (hWnd, &ps) ;
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switch ( wStyle ) {
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case QCQP_CS_PUSHBUTTON:
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case QCQP_CS_LATCHBUTTON:
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DrawBitmapButton (hWnd, (LPRECT)&r) ;
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break ;
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default:
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break ;
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}
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EndPaint (hWnd, &ps) ;
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break ;
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case WM_LBUTTONUP:
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if ( GetWindowWord (hWnd, CBWNDEXTRA_STATE) != STATE_GRAYED ) {
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bTrack = FALSE ;
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ReleaseCapture () ;
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switch (wStyle) {
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case QCQP_CS_PUSHBUTTON:
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// Only change the state and send message back to parent
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// if state is not normal. This prevent user from clicking
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// the mouse on the button then dragging it outside of
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// the button.
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if (GetWindowWord (hWnd, CBWNDEXTRA_STATE) != STATE_NORMAL) {
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SetWindowWord (hWnd, CBWNDEXTRA_STATE, STATE_NORMAL) ;
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InvalidateRect (hWnd, (LPRECT)NULL, FALSE) ;
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// Send information back to where the function key is being
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// used for the same purpose.
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SendMessage (GetParent (hWnd), WM_COMMAND, (WPARAM) GetWindowHandle (hWnd, CBWNDEXTRA_MESSAGE), MAKELONG(0, GetDlgCtrlID (hWnd))) ;
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}
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break ;
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case QCQP_CS_LATCHBUTTON:
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if (GetWindowWord (hWnd, CBWNDEXTRA_STATE) != wOldState) {
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if (wOldState == STATE_NORMAL)
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SetWindowWord (hWnd, CBWNDEXTRA_STATE, STATE_ON) ;
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else
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SetWindowWord (hWnd, CBWNDEXTRA_STATE, STATE_NORMAL) ;
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InvalidateRect (hWnd, (LPRECT)NULL, FALSE) ;
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// Send information back to where the function key is being
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// used for the same purpose.
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SendMessage (GetParent (hWnd), WM_COMMAND, (WPARAM) GetWindowHandle (hWnd, CBWNDEXTRA_MESSAGE), MAKELONG(0, GetDlgCtrlID (hWnd))) ;
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}
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break ;
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}
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}
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break ;
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case WM_LBUTTONDOWN:
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if ( GetWindowWord (hWnd, CBWNDEXTRA_STATE) != STATE_GRAYED ) {
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bTrack = TRUE ;
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wOldState = GetWindowWord (hWnd, CBWNDEXTRA_STATE) ;
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switch (wStyle) {
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case QCQP_CS_PUSHBUTTON:
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case QCQP_CS_LATCHBUTTON:
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SetWindowWord (hWnd, CBWNDEXTRA_STATE, STATE_PUSHED) ;
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InvalidateRect (hWnd, (LPRECT)NULL, FALSE) ;
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break ;
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}
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SetCapture (hWnd) ;
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}
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break ;
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case WM_MOUSEMOVE:
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if ( GetWindowWord (hWnd, CBWNDEXTRA_STATE) != STATE_GRAYED ) {
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if ( bTrack ) {
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int x, y ;
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x = LOWORD (lParam) ; // get x position
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y = HIWORD (lParam) ; // get y position
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GetClientRect (hWnd, &r) ;
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// if mouse position is outside of button area, bring it
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// back to its old state stored in wOldState.
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if ( ((x < r.left) || (x > r.right)) || ((y < r.top) || (y > r.bottom)) ) {
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// redraw the button only if it's not in normal position.
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if ( GetWindowWord (hWnd, CBWNDEXTRA_STATE) != wOldState ) {
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SetWindowWord (hWnd, CBWNDEXTRA_STATE, wOldState) ;
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InvalidateRect (hWnd, (LPRECT)NULL, FALSE) ;
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}
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} else {
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// redraw the button only if it's not in pushed position.
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if ( GetWindowWord (hWnd, CBWNDEXTRA_STATE) != STATE_PUSHED ) {
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SetWindowWord (hWnd, CBWNDEXTRA_STATE, STATE_PUSHED) ;
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InvalidateRect (hWnd, (LPRECT)NULL, FALSE) ;
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}
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}
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}
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}
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break ;
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default:
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return DefWindowProc (hWnd, iMessage, wParam, lParam) ;
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break ;
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}
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return 0L ;
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}/* QCQPCtrlWndProc() */
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/*
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** Synopsis:
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** void = DrawBitmapButton(hWnd, r)
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** Entry:
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** hWnd
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** r
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*/
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void DrawBitmapButton (HWND hWnd, LPRECT r)
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{
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HDC hDC, hMemoryDC ;
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HBITMAP hBitmap, hTempBitmap ;
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int OldStretchMode ;
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BITMAP Bitmap ;
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WORD State;
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State = (WORD) GetWindowWord(hWnd, CBWNDEXTRA_STATE);
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hBitmap = (HBITMAP) GetWindowHandle(hWnd, GetBitmapIndex(State));
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hDC = GetDC (hWnd) ;
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Dbg(hMemoryDC = CreateCompatibleDC (hDC));
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Dbg(GetObject (hBitmap, sizeof(BITMAP), (LPSTR) &Bitmap));
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// save the current bitmap handle.
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Dbg(hTempBitmap = (HBITMAP) SelectObject (hMemoryDC, hBitmap));
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OldStretchMode = SetStretchBltMode (hDC, COLORONCOLOR);
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StretchBlt (hDC, r->left, r->top, r->right, r->bottom, hMemoryDC, 0, 0, Bitmap.bmWidth, Bitmap.bmHeight, SRCCOPY);
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SetStretchBltMode(hDC, OldStretchMode);
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// restore the old bitmap back into DC
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SelectObject(hMemoryDC, hTempBitmap);
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Dbg(DeleteDC(hMemoryDC));
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Dbg(ReleaseDC(hWnd, hDC));
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}/* DrawBitmapButton() */
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/*
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** Synopsis:
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** void = FreeBitmaps(hwnd, ctrlId)
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** Entry:
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** hwnd -
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** ctrlId -
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*/
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void NEAR PASCAL FreeBitmaps(HWND hwndToolbar, int CtrlId)
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{
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HWND hwndCtrl;
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WORD State;
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HBITMAP hBitmap;
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hwndCtrl = GetDlgItem(hwndToolbar, CtrlId);
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|
|
||
|
|
for (State = STATE_NORMAL; State <= STATE_GRAYED; State++) {
|
||
|
|
hBitmap = (HBITMAP)GetWindowHandle(hwndCtrl, GetBitmapIndex(State));
|
||
|
|
Dbg(DeleteObject(hBitmap));
|
||
|
|
}
|
||
|
|
}/* FreeBitmaps() */
|