xltwavplay.c

使用在嵌入式linux平台或pc机上的wave文件录制和播放软件

	ac = 0;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	wListFrame = XmCreateFrame(wLeftRC,"list_frame",al,ac);
	XtManageChild(wListFrame);

	ac = 0;
	wListForm = XmCreateForm(wListFrame,"list_form",al,ac);
	XtManageChild(wListForm);

	/*
	 * Create the Selections List Box Label:
	 */
	ac = 0;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	wSelectionsLbl = XmCreateLabel(wListForm,"listbox_label",al,ac);
	XtManageChild(wSelectionsLbl);

	/*
	 * Create the Selections List Box:
	 */
	ac = 0;
	XtSetArg(al[ac],XmNvisibleItemCount,7); ++ac;
	XtSetArg(al[ac],XmNscrollingPolicy,XmSTATIC); ++ac;
	XtSetArg(al[ac],XmNvisualPolicy,XmCONSTANT); ++ac;
	XtSetArg(al[ac],XmNscrolledWindowMarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNscrolledWindowMarginWidth,6); ++ac;
	XtSetArg(al[ac],XmNselectionPolicy,XmSINGLE_SELECT); ++ac;
	XtSetArg(al[ac],XmNwidth,420); ++ac;
	wSelectionsListBox = XmCreateScrolledList(wListForm,"lstbox",al,ac);
	XtManageChild(wSelectionsListBox);
	XtAddCallback(wSelectionsListBox,XmNsingleSelectionCallback,PathSelected_CB,NULL);

	XtVaSetValues(wSelectionsLbl,
		XmNtopAttachment,XmATTACH_FORM,
		XmNleftAttachment,XmATTACH_FORM,
		NULL);

	XtVaSetValues(XtParent(wSelectionsListBox),
                XmNtopAttachment,XmATTACH_WIDGET,XmNtopWidget,wSelectionsLbl,
		XmNleftAttachment,XmATTACH_FORM,
		NULL);

	ac = 0;
	XtSetArg(al[ac],XmNmarginHeight,12); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	wDetailsFrame = XmCreateFrame(wLeftRC,"DetailsFrame",al,ac);
	XtManageChild(wDetailsFrame);

	ac = 0;
	XtSetArg(al[ac],XmNorientation,XmHORIZONTAL); ++ac;
	wDetailsRC = XmCreateRowColumn(wDetailsFrame,"DetailsRC",al,ac);
	XtManageChild(wDetailsRC);

	ac = 0;
	XtSetArg(al[ac],XmNorientation,XmVERTICAL); ++ac;
	XtSetArg(al[ac],XmNentryAlignment,XmALIGNMENT_END); ++ac;
	wBotLeftRC0 = XmCreateRowColumn(wDetailsRC,"BotLeftRC0",al,ac);
	XtManageChild(wBotLeftRC0);

	ac = 0;
	XtSetArg(al[ac],XmNorientation,XmVERTICAL); ++ac;
	XtSetArg(al[ac],XmNentryAlignment,XmALIGNMENT_BEGINNING); ++ac;
	wBotLeftRC1 = XmCreateRowColumn(wDetailsRC,"BotLeftRC1",al,ac);
	XtManageChild(wBotLeftRC1);

	ac = 0;
	wFileLbl0 = XmCreateLabel(wBotLeftRC0,"FileLbl0",al,ac);
	XtManageChild(wFileLbl0);
	
	ac = 0;
	wTypeLbl0 = XmCreateLabel(wBotLeftRC0,"TypeLbl0",al,ac);
	XtManageChild(wTypeLbl0);
	
	ac = 0;
	wDateLbl0 = XmCreateLabel(wBotLeftRC0,"DateLbl0",al,ac);
	XtManageChild(wDateLbl0);
	
	ac = 0;
	wSizeLbl0 = XmCreateLabel(wBotLeftRC0,"SizeLbl0",al,ac);
	XtManageChild(wSizeLbl0);
	
	ac = 0;
	wSamplingRateLbl0 = XmCreateLabel(wBotLeftRC0,"SamplingRateLbl0",al,ac);
	XtManageChild(wSamplingRateLbl0);
	
	ac = 0;
	wSamplesLbl0 = XmCreateLabel(wBotLeftRC0,"SamplesLbl0",al,ac);
	XtManageChild(wSamplesLbl0);
	
	ac = 0;
	wTimeLbl0 = XmCreateLabel(wBotLeftRC0,"TimeLbl0",al,ac);
	XtManageChild(wTimeLbl0);
	
	ac = 0;
	wFileLbl1 = XmCreateLabel(wBotLeftRC1,"FileLbl1",al,ac);
	XtManageChild(wFileLbl1);
	
	ac = 0;
	wTypeLbl1 = XmCreateLabel(wBotLeftRC1,"TypeLbl1",al,ac);
	XtManageChild(wTypeLbl1);
	
	ac = 0;
	wDateLbl1 = XmCreateLabel(wBotLeftRC1,"DateLbl1",al,ac);
	XtManageChild(wDateLbl1);
	
	ac = 0;
	wSizeLbl1 = XmCreateLabel(wBotLeftRC1,"SizeLbl1",al,ac);
	XtManageChild(wSizeLbl1);
	
	ac = 0;
	wSamplingRateLbl1 = XmCreateLabel(wBotLeftRC1,"SamplingRateLbl1",al,ac);
	XtManageChild(wSamplingRateLbl1);
	
	ac = 0;
	wSamplesLbl1 = XmCreateLabel(wBotLeftRC1,"SamplesLbl1",al,ac);
	XtManageChild(wSamplesLbl1);
	
	ac = 0;
	wTimeLbl1 = XmCreateLabel(wBotLeftRC1,"TimeLbl1",al,ac);
	XtManageChild(wTimeLbl1);
	
	/*
         * Create the time scroll bar:
	 */
	ac = 0;
        XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
        XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
        wTimeFrame = XmCreateFrame(wLeftRC,"timeframe",al,ac);
        XtManageChild(wTimeFrame);
 
        ac = 0;
        wTimeRC = XmCreateRowColumn(wTimeFrame,"time_rolcol",al,ac);
        XtManageChild(wTimeRC);
 
        ac = 0;
        XtSetArg(al[ac],XmNorientation,XmHORIZONTAL); ++ac;
        wTimeDisplayRC = XmCreateRowColumn(wTimeRC,"timedisplay_rolcol",al,ac);
        XtManageChild(wTimeDisplayRC);
 
        ac = 0;
        wTimeDisplayLbl0 = XmCreateLabel(wTimeDisplayRC,"TimeDisplayLbl0",al,ac);
        XtManageChild(wTimeDisplayLbl0);
 
        ac = 0;
        wTimeDisplayLbl1 = XmCreateLabel(wTimeDisplayRC,"TimeDisplayLbl1",al,ac);
        XtManageChild(wTimeDisplayLbl1);
 
        ac = 0;
        XtSetArg(al[ac],XmNorientation,XmHORIZONTAL); ++ac;
        XtSetArg(al[ac],XmNminimum,0); ++ac;
        XtSetArg(al[ac],XmNsliderSize,4000); ++ac;
        XtSetArg(al[ac],XmNmaximum,0+4000); ++ac;
        XtSetArg(al[ac],XmNincrement,1); ++ac;
        wTimeScrollBar = XmCreateScrollBar(wTimeRC,"time_scrollbar",al,ac);
        XtManageChild(wTimeScrollBar);
        XtAddCallback(wTimeScrollBar,XmNvalueChangedCallback,TimeChg_CB,NULL);
 
        /*
         * Create the sampling rate scroll bar:
         */
        ac = time_display.sample_num = 0;
        time_display.sampling_rate = 1;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	wRateSBFrame = XmCreateFrame(wLeftRC,"rateSBframe",al,ac);
	XtManageChild(wRateSBFrame);
	
	ac = 0;
	wRateRC = XmCreateRowColumn(wRateSBFrame,"rate_rolcol",al,ac);
	XtManageChild(wRateRC);

	ac = 0;
	wRateLbl = XmCreateLabel(wRateRC,"rate_lbl",al,ac);
	XtManageChild(wRateLbl);

	ac = 0;
	XtSetArg(al[ac],XmNorientation,XmHORIZONTAL); ++ac;
	XtSetArg(al[ac],XmNminimum,0); ++ac;			/* DSP_MIN is actual min */
	XtSetArg(al[ac],XmNsliderSize,4000); ++ac;
	XtSetArg(al[ac],XmNmaximum,DSP_MAX+4000); ++ac;
	XtSetArg(al[ac],XmNincrement,100); ++ac;
	wRateScrollBar = XmCreateScrollBar(wRateRC,"rate_scrollbar",al,ac);
	XtManageChild(wRateScrollBar);
	XtAddCallback(wRateScrollBar,XmNvalueChangedCallback,SampleRateChg_CB,NULL);

	ac = 0;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	wRecRateFrame = XmCreateFrame(wRateRC,"rec_rate_frame",al,ac);
	XtManageChild(wRecRateFrame);
	
	ac = 0;
	XtSetArg(al[ac],XmNorientation,XmHORIZONTAL); ++ac;
	XtSetArg(al[ac],XmNpacking,XmPACK_COLUMN); ++ac;
	XtSetArg(al[ac],XmNnumColumns,1); ++ac;
	wRecRateRC = XmCreateRowColumn(wRecRateFrame,"rec_rate_rc",al,ac);
	XtManageChild(wRecRateRC);
	
	ac = 0;
	wRecRateTgl = XmCreateToggleButton(wRecRateRC,"rec_rate_tgl",al,ac);
	XtManageChild(wRecRateTgl);
	XtAddCallback(wRecRateTgl,XmNvalueChangedCallback,RecRateTgl_CB,NULL);
	
	ac = 0;
	XtSetArg(al[ac],XmNeditable,True); ++ac;
	wRecRate = XmCreateText(wRecRateRC,"rec_rate",al,ac);
	XtManageChild(wRecRate);
	XtAddCallback(wRecRate,XmNfocusCallback,RecRateFocus_CB,NULL);
	
	/*
	 * Now build the right hand side:
	 */
	ac = 0;
	XtSetArg(al[ac],XmNorientation,XmVERTICAL); ++ac;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	XtSetArg(al[ac],XmNpacking,XmPACK_TIGHT); ++ac;
	wRightRC = XmCreateRowColumn(wMainForm,"RightRC",al,ac);
	XtManageChild(wRightRC);

	ac = 0;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	wBitsFrame = XmCreateFrame(wRightRC,"BitsFrame",al,ac);
	XtManageChild(wBitsFrame);

	ac = 0;
	XtSetArg(al[ac],XmNorientation,XmVERTICAL); ++ac;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	XtSetArg(al[ac],XmNpacking,XmPACK_TIGHT); ++ac;
	XtSetArg(al[ac],XmNradioBehavior,True); ++ac;
	wBitsRC = XmCreateRowColumn(wBitsFrame,"BitsRC",al,ac);
	XtManageChild(wBitsRC);

	ac = 0;
	w8BitCB = XmCreateToggleButton(wBitsRC,"8Bit",al,ac);
	XtManageChild(w8BitCB);
	XtAddCallback(w8BitCB,XmNvalueChangedCallback,BitsChanged_CB,(XtPointer)8UL);

	ac = 0;
	w16BitCB = XmCreateToggleButton(wBitsRC,"16Bit",al,ac);
	XtManageChild(w16BitCB);
	XtAddCallback(w16BitCB,XmNvalueChangedCallback,BitsChanged_CB,(XtPointer)16UL);

	ac = 0;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	wPlayFrame = XmCreateFrame(wRightRC,"PlayFrame",al,ac);
	XtManageChild(wPlayFrame);

	ac = 0;
	XtSetArg(al[ac],XmNorientation,XmVERTICAL); ++ac;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	XtSetArg(al[ac],XmNpacking,XmPACK_TIGHT); ++ac;
	wPlayRC = XmCreateRowColumn(wPlayFrame,"PlayRC",al,ac);
	XtManageChild(wPlayRC);

	ac = 0;
	wPlayPB = XmCreatePushButton(wPlayRC,"Play",al,ac);
	XtManageChild(wPlayPB);
	XtAddCallback(wPlayPB,XmNactivateCallback,Play_CB,NULL);

	ac = 0;
	wPausePB = XmCreatePushButton(wPlayRC,"Pause",al,ac);
	XtManageChild(wPausePB);
	XtAddCallback(wPausePB,XmNactivateCallback,Pause_CB,NULL);

	ac = 0;
	wStopPlayPB = XmCreatePushButton(wPlayRC,"Stop",al,ac);
	XtManageChild(wStopPlayPB);
	XtAddCallback(wStopPlayPB,XmNactivateCallback,Stop_CB,NULL);

	ac = 0;
	wRestorePB = XmCreatePushButton(wPlayRC,"Restore",al,ac);
	XtManageChild(wRestorePB);
	XtAddCallback(wRestorePB,XmNactivateCallback,Restore_CB,NULL);

	ac = 0;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	wStereoFrame = XmCreateFrame(wRightRC,"StereoFrame",al,ac);
	XtManageChild(wStereoFrame);

	ac = 0;
	wStereoCB = XmCreateToggleButton(wStereoFrame,"Stereo",al,ac);
	XtManageChild(wStereoCB);
	XtAddCallback(wStereoCB,XmNvalueChangedCallback,StereoChanged_CB,NULL);

	ac = 0;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	wRecordFrame = XmCreateFrame(wRightRC,"RecordFrame",al,ac);
	XtManageChild(wRecordFrame);

	ac = 0;
	XtSetArg(al[ac],XmNorientation,XmVERTICAL); ++ac;
	XtSetArg(al[ac],XmNmarginHeight,6); ++ac;
	XtSetArg(al[ac],XmNmarginWidth,6); ++ac;
	XtSetArg(al[ac],XmNpacking,XmPACK_TIGHT); ++ac;
	wRecordRC = XmCreateRowColumn(wRecordFrame,"RecordRC",al,ac);
	XtManageChild(wRecordRC);

	ac = 0;
	wRecordPB = XmCreatePushButton(wRecordRC,"Record",al,ac);
	XtManageChild(wRecordPB);
	XtAddCallback(wRecordPB,XmNactivateCallback,Record_CB,NULL);

	ac = 0;
	wStopPB = XmCreatePushButton(wRecordRC,"Stop",al,ac);
	XtManageChild(wStopPB);
	XtAddCallback(wStopPB,XmNactivateCallback,Stop_CB,NULL);

	/*
	 * Main form layout details:
	 */
	XtVaSetValues(wLeftRC,
		XmNtopAttachment,XmATTACH_FORM,
		XmNleftAttachment,XmATTACH_FORM,
		NULL);

	XtVaSetValues(wRightRC,
		XmNtopAttachment,XmATTACH_FORM,
		XmNleftAttachment,XmATTACH_WIDGET,		XmNleftWidget,wLeftRC,
		XmNrightAttachment,XmATTACH_FORM,
		NULL);

	/*
	 * Realize the widgets now:
	 */
	BitsShow();						/* Initialize bit settings */
	XtVaSetValues(wOptions_DebugTgl,XmNset,bOptionsDebug ? True : False,NULL);
	cmdopt_x = bOptionsDebug != False ? 1 : 0;
	XtRealizeWidget(wParent);				/* OK, realize it all.. */

	/*
	 * Fork a new process, and try to start the server:
	 */
	if ( tosvr_start(v_erf) < 0 ) {
		ReportErrorf("Failure to start the wavplay server is fatal.\n"
			"Please check the executability of the 'wavplay' command.");
		exit(3);
	}

	/*
	 * Tell the server our debug setting:
	 */
	tosvr_debug(0,NULL,cmdopt_x);

	/*
	 * This work process receives and operates on messages
	 * from the server to this client program:
	 */
	XtAppAddTimeOut(aContext,TIMER1_MS,TimerProc1,NULL);

	/*
	 * Clear out the "XXXXXXXXXXXX" in the initial resources,
	 * to set the width of those labels.
	 */
	XmSprintfLabel(wFileLbl1,"No file(s) selected.");
	XmSprintfLabel(wTypeLbl1,"Choose [File] -> [Select Files...]");
	XmSprintfLabel(wDateLbl1,"then click on entries in the");
	XmSprintfLabel(wSizeLbl1,"list box.");
	XmSprintfLabel(wSamplingRateLbl1," ");
	XmSprintfLabel(wSamplesLbl1," ");
	XmSprintfLabel(wTimeLbl1," ");

	/*
	 * The MOTIF Main Loop:
	 */
	XtAppMainLoop(aContext);
	return 0;						/* A cookie for the compiler */
}                       

/* $Source: /home/cvs/wavplay/xltwavplay.c,v $ */