233 lines
7.5 KiB
C
233 lines
7.5 KiB
C
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/****************************************************************************
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*
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* Open Watcom Project
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*
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* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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*
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* ========================================================================
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*
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* This file contains Original Code and/or Modifications of Original
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* Code as defined in and that are subject to the Sybase Open Watcom
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* Public License version 1.0 (the 'License'). You may not use this file
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* except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
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* provided with the Original Code and Modifications, and is also
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* available at www.sybase.com/developer/opensource.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
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* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
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* NON-INFRINGEMENT. Please see the License for the specific language
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* governing rights and limitations under the License.
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*
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* ========================================================================
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*
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* Description: Button library for OS/2.
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*
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****************************************************************************/
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#define INCL_PM
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#include <os2.h>
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#include "button.h"
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static void button_size( HWND hwnd, int id, int FAR * pwidth, int FAR * pheight )
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{
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HBITMAP bmp;
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BITMAPINFOHEADER bitmap;
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HPS hps;
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hwnd = hwnd;
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hps = WinGetPS( HWND_DESKTOP );
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bmp = GpiLoadBitmap( hps, 0, (ULONG) id, 0, 0 );
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WinReleasePS( hps );
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if( !bmp ) return;
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bitmap.cbFix = sizeof( BITMAPINFOHEADER );
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GpiQueryBitmapParameters( bmp, &bitmap );
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*pwidth = bitmap.cx +5;
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*pheight = bitmap.cy + 5;
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}
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void add_button(
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HWND parent,
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int top,
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int left,
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int id,
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int FAR * pwidth,
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int FAR * pheight )
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{
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HWND hbutton;
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// Note that the resource ID is the same as the control ID
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button_size( parent, id, pwidth, pheight );
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hbutton = WinCreateWindow(
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parent, // parent window
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WC_BUTTON,
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"",
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WS_VISIBLE | BS_USERBUTTON, // Window style
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left,
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top - *pheight,
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*pwidth,
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*pheight,
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parent, // owner window
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HWND_TOP,
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id,
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NULL,
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NULL
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);
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}
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ULONG measure_button(HWND parent, MPARAM mp1, MPARAM mp2 )
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{
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int width, height;
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int button_id;
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button_id = SHORT1FROMMP( mp1 );
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mp2 = mp2;
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button_size( parent, button_id, &width, &height );
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return( (ULONG) MPFROM2SHORT( width, height ) );
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}
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static void horizontal( HPS hps, RECTL rect, int row )
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{
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POINTL pt;
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pt.x = rect.xLeft + 1;
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pt.y = row;
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GpiSetCurrentPosition( hps, &pt );
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pt.x = rect.xRight - 2;
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pt.y = row;
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GpiLine( hps, &pt );
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}
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static void vertical( HPS hps, RECTL rect, int column )
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{
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POINTL pt;
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pt.x = column;
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pt.y = rect.yBottom + 1;
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GpiSetCurrentPosition( hps, &pt );
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pt.y = column;
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pt.y = rect.yTop - 2;
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GpiLine( hps, &pt );
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}
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void draw_button( MPARAM mp1, MPARAM mp2 )
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{
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HBITMAP bmp;
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HBITMAP oldbmp;
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LINEBUNDLE blackpen;
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LINEBUNDLE shadowpen;
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LINEBUNDLE brightpen;
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LINEBUNDLE facepen;
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LINEBUNDLE oldpen;
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BITMAPINFOHEADER bitmap;
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HPS memdc;
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HPS tmp_ps;
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HDC hdc;
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HAB hab;
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int shift;
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SIZEL sizl = { 0, 0 };
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USERBUTTON *b2;
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RECTL rect;
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POINTL pts[3];
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int button_id;
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DEVOPENSTRUC dop = { 0L, "DISPLAY", NULL, 0L,
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0L, 0L, 0L, 0L, 0L };
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b2 = (USERBUTTON *) mp2;
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WinQueryWindowRect( b2->hwnd, &rect );
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button_id = SHORT1FROMMP( mp1 );
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hab = WinQueryAnchorBlock( b2->hwnd );
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tmp_ps = WinGetPS( HWND_DESKTOP );
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bmp = GpiLoadBitmap( tmp_ps, 0, (ULONG) button_id, 0, 0 );
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WinReleasePS( tmp_ps );
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if( !bmp ) return;
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bitmap.cbFix = sizeof( BITMAPINFOHEADER );
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GpiQueryBitmapParameters( bmp, &bitmap );
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hdc = DevOpenDC( hab, OD_MEMORY, "*", 5L,
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(PDEVOPENDATA)&dop, NULLHANDLE );
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memdc = GpiCreatePS( hab, hdc, &sizl, PU_PELS | GPIA_ASSOC );
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oldbmp = GpiSetBitmap( memdc, bmp );
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if( LOUSHORT( b2->fsState ) == BDS_HILITED ) {
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shift = 4;
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} else {
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shift = 2;
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}
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pts[0].x = rect.xLeft + shift;
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pts[0].y = rect.yBottom + 5 - shift;
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pts[1].x = rect.xLeft + shift + bitmap.cx;
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pts[1].y = rect.yBottom + 5 - shift + bitmap.cy;
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pts[2].x = 0;
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pts[2].y = 0;
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GpiBitBlt( b2->hps, memdc, 3, pts, ROP_SRCCOPY, BBO_IGNORE );
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GpiSetBitmap( memdc, oldbmp );
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GpiDestroyPS( memdc );
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DevCloseDC( hdc );
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GpiDeleteBitmap( bmp );
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// Draw four sides of the button except one pixel in each corner
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blackpen.lColor = CLR_BLACK;
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blackpen.usType = LINETYPE_SOLID;
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blackpen.usMixMode = FM_OVERPAINT;
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brightpen.lColor = CLR_WHITE;
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brightpen.usType = LINETYPE_SOLID;
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brightpen.usMixMode = FM_OVERPAINT;
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shadowpen.lColor = SYSCLR_BUTTONDARK;
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shadowpen.usType = LINETYPE_SOLID;
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shadowpen.usMixMode = FM_OVERPAINT;
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facepen.lColor = SYSCLR_BUTTONMIDDLE;
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facepen.usType = LINETYPE_SOLID;
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facepen.usMixMode = FM_OVERPAINT;
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GpiQueryAttrs( b2->hps, PRIM_LINE, LBB_COLOR | LBB_WIDTH | LBB_TYPE |
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LBB_MIX_MODE, &oldpen );
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GpiSetAttrs( b2->hps, PRIM_LINE, LBB_COLOR | LBB_WIDTH | LBB_TYPE |
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LBB_MIX_MODE, 0L, &blackpen );
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horizontal( b2->hps, rect, rect.yBottom );
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horizontal( b2->hps, rect, rect.yTop - 1 );
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vertical( b2->hps, rect, rect.xLeft );
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vertical( b2->hps, rect, rect.xRight - 1 );
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// Now the shading
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GpiSetAttrs( b2->hps, PRIM_LINE, LBB_COLOR | LBB_WIDTH | LBB_TYPE |
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LBB_MIX_MODE, 0L, &shadowpen );
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if( LOUSHORT( b2->fsState ) == BDS_HILITED ) {
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horizontal( b2->hps, rect, rect.yTop - 2 );
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vertical( b2->hps, rect, rect.xLeft + 1 );
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GpiSetAttrs( b2->hps, PRIM_LINE, LBB_COLOR | LBB_WIDTH | LBB_TYPE |
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LBB_MIX_MODE, 0L, &facepen );
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horizontal( b2->hps, rect, rect.yTop - 3 );
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vertical( b2->hps, rect, rect.xLeft + 2 );
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horizontal( b2->hps, rect, rect.yTop - 4 );
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vertical( b2->hps, rect, rect.xLeft + 3 );
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} else {
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horizontal( b2->hps, rect, rect.yBottom + 1 );
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horizontal( b2->hps, rect, rect.yBottom + 2 );
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vertical( b2->hps, rect, rect.xRight - 2 );
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vertical( b2->hps, rect, rect.xRight - 3 );
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GpiSetAttrs( b2->hps, PRIM_LINE, LBB_COLOR | LBB_WIDTH | LBB_TYPE |
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LBB_MIX_MODE, 0L, &brightpen );
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horizontal( b2->hps, rect, rect.yTop - 2 );
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vertical( b2->hps, rect, rect.xLeft + 1 );
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}
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GpiSetAttrs( b2->hps, PRIM_LINE, LBB_COLOR | LBB_WIDTH | LBB_TYPE |
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LBB_MIX_MODE, 0L, &oldpen );
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b2->fsStateOld = b2->fsState = 0;
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}
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