📄 qtdebugbackend.cpp

📁 This is a resource based on j2me embedded,if you dont understand,you can connection with me .
💻 CPP
字号:
/* * @(#)QtDebugBackEnd.cpp	1.9 06/10/25 *  * Copyright  1990-2008 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER *  * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License version * 2 only, as published by the Free Software Foundation.  *  * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License version 2 for more details (a copy is * included at /legal/license.txt).  *  * You should have received a copy of the GNU General Public License * version 2 along with this work; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA  *  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa * Clara, CA 95054 or visit www.sun.com if you need additional * information or have any questions.  */#include <unistd.h>#include "QtDebugBackEnd.h"#include "java_awt_QtDebugBackEnd.h"static jobject monsterLock;QtDebugBackEnd::QtDebugBackEnd(JNIEnv *env) : QServerSocket( 8083, 5){		env->GetJavaVM(&myJVM);	QtDebugJava = (jclass)(env->NewGlobalRef(env->FindClass("java/awt/QtDebugBackEnd")));	serviceSocketMID = env->GetStaticMethodID(QtDebugJava, "serviceSocket", "(I)V");		jclass cls = env->FindClass("java/awt/QtGraphics");	jfieldID fld = env->GetStaticFieldID(cls, "MONSTERLOCK", "Ljava/lang/Object;");	monsterLock = env->NewGlobalRef(env->GetStaticObjectField(cls, fld));	}void QtDebugBackEnd::newConnection(int socket){	JNIEnv *env;		myJVM->GetEnv((void **)&env, JNI_VERSION_1_2);/*		env->CallStaticVoidMethod(QtDebugJava, serviceSocketMID, (jint)socket);*/		Java_java_awt_QtDebugBackEnd_processSocket(env, QtDebugJava, socket);	}static void sendIndex(int socket){	int i;	char response[512];		QSocketDevice qsd(socket, QSocketDevice::Stream);		strcpy(response, "HTTP/1.0 200 OK\nContent-Type: text/html\n\r\n");		qsd.writeBlock(response, strlen(response));		strcpy(response, "<HTML>\n<HEAD>Basis AWT BackEnd</HEAD>\n<BODY>\n");	qsd.writeBlock(response, strlen(response));		strcpy(response, "<TABLE border=1>\n<CAPTION>Graphics Descriptors Allocated</CAPTION>\n");	strcat(response, "<TR><TH>Desc</TH><TH>Clip</TH><TH>Clipped</TH><TH>extraAlpha</TH><TH>rasterOp</TH><TH>currentAlpha</TH><TH>blendMode</TH></TR>\n");	qsd.writeBlock(response, strlen(response));				for(i=NumGraphDescriptors-1; i>=0; i--)	{		if(QtGraphDescPool[i].used != 0)		{			sprintf(response,					"<TR><TH>G%d</TH><TD>%d,%d %d,%d</TD><TD>%s</TD><TD>%d</TD><TD>%d</TD><TD>%d</TD><TD>%d</TD></TR>\n",				   i,				   QtGraphDescPool[i].clip[0], QtGraphDescPool[i].clip[1],				   QtGraphDescPool[i].clip[2], QtGraphDescPool[i].clip[3],				   QtGraphDescPool[i].clipped?"True":"False",				   QtGraphDescPool[i].extraalpha,				   QtGraphDescPool[i].rasterOp,				   QtGraphDescPool[i].currentalpha,				   QtGraphDescPool[i].blendmode );						qsd.writeBlock(response, strlen(response));			}	}		strcpy(response, "</TABLE><P><P><P><P><P>\n");	qsd.writeBlock(response, strlen(response));			strcpy(response, "<TABLE border=1>\n<CAPTION>Image Descriptors Allocated</CAPTION>\n");	strcat(response, "<TR><TH>Desc</TH><TH>refCount</TH><TH>width</TH><TH>height</TH><TH>loadBuffer</TH></TR>\n");	qsd.writeBlock(response, strlen(response));				for(i=NumImageDescriptors-1; i>=0; i--)	{		if(QtImageDescPool[i].count > 0)		{			sprintf(response,					"<TR><TH>I%d</TH><TD>%d</TD><TD>%d</TD><TD>%d</TD><TD>%s</TD></TR>\n",				   i,				   QtImageDescPool[i].count,				   QtImageDescPool[i].width,				   QtImageDescPool[i].height,				   QtImageDescPool[i].loadBuffer != NULL ? "True": "False");			qsd.writeBlock(response, strlen(response));			}	}		strcpy(response, "</TABLE><P><P><P><P><P>\n");	qsd.writeBlock(response, strlen(response));				QHostAddress qha = qsd.address();	QString qhas = qha.toString();	const char *addstr = qhas.latin1();	int port = (int)qsd.port();			for(i=NumImageDescriptors-1; i>=0; i--)	{		if(QtImageDescPool[i].count > 0)		{			sprintf(response,					"<P>I%d:\n<IMG src=\"http://%s:%d/pic%d.png\">\n",					i,					addstr,					port,					i);						qsd.writeBlock(response, strlen(response));			}	}		strcpy(response, "</BODY>\n</HTML>\n");		qsd.writeBlock(response, strlen(response));	}static void sendImage(int socket, int imgDesc){	if(QtImageDescPool[imgDesc].count <= 0) return;		char response[512];		QSocketDevice qsd(socket, QSocketDevice::Stream);	QDataStream qds(&qsd);		strcpy(response, "HTTP/1.0 200 OK\nContent-Type: image/png\n\r\n");	qsd.writeBlock(response, strlen(response));		/* FOR VIEWABLE SCREEN 0 !! */	if(imgDesc!=0) {		if(QtImageDescPool[imgDesc].loadBuffer != NULL)			qds << *(QtImageDescPool[imgDesc].loadBuffer);		else			qds << *((const QPixmap *)(QtImageDescPool[imgDesc].qpd));	}	else	{		QPixmap p(QtImageDescPool[0].width, QtImageDescPool[0].height);		bitBlt(&p, 0, 0, QtImageDescPool[0].qpd, 0, 0, QtImageDescPool[0].width, QtImageDescPool[0].height, Qt::CopyROP, false);		qds << p;	}}JNIEXPORT void JNICALL Java_java_awt_QtDebugBackEnd_processSocket(JNIEnv *env, jclass cls, jint socket){	int r;	char *b, *c;	char buffer[512];	char tmpstr[512];		memset(buffer, '\0', sizeof(buffer));	while ((r = read(socket, buffer, sizeof(buffer)-1)) > 0)	{		b = strstr(buffer, "GET");		if(b == NULL) return;				memset(tmpstr, '\0', sizeof(tmpstr));		if(sscanf(b, "%*s %s %*s", tmpstr) != 1) return;				if(strcasestr(tmpstr, "index") != NULL)		{			if(env->MonitorEnter(monsterLock) == JNI_OK)			{				sendIndex(socket);				env->MonitorExit(monsterLock);			}		}		else if ((c=strcasestr(tmpstr, "pic")) != NULL)		{			int n;			if(sscanf(c+3, "%d", &n) != 1) return;			if(env->MonitorEnter(monsterLock) == JNI_OK)			{				sendImage(socket, n);				env->MonitorExit(monsterLock);			}			}		memset(buffer, '\0', sizeof(buffer));	}		close(socket);}/* This debug info is only meaningful for Basis. */void debug_dump_desc(){	int i;		for(i=NumGraphDescriptors-1; i>=0; i--)	{		if(QtGraphDescPool[i].used != 0)		{			printf("GDESC:%d cl:(%d,%d %d,%d) cl?%d ea:%d ro:%d ca:%d bm:%d\n",				   i,				   QtGraphDescPool[i].clip[0], QtGraphDescPool[i].clip[1],				   QtGraphDescPool[i].clip[2], QtGraphDescPool[i].clip[3],				   QtGraphDescPool[i].clipped,				   QtGraphDescPool[i].extraalpha,				   QtGraphDescPool[i].rasterOp,				   QtGraphDescPool[i].currentalpha,				   QtGraphDescPool[i].blendmode );		}	}		for(i=NumImageDescriptors-1; i>=0; i--)	{		if(QtImageDescPool[i].count > 0)		{			printf("IDESC:%d w:%d h:%d lb?%d",				   QtImageDescPool[i].count,				   QtImageDescPool[i].width,				   QtImageDescPool[i].height,				   QtImageDescPool[i].loadBuffer != NULL ? 1 : 0);		}	}	}void debug_dump_images(){	int i;	char filename[128];	char timestring[60];	time_t now;		now = time(NULL);		strftime(timestring, sizeof(timestring), "%Y" "%m" "%d" "%H" "%M", localtime(&now));		for(i=NumImageDescriptors-1; i>0; i--)	{		if(QtImageDescPool[i].count > 0)		{			sprintf(filename, "/tmp/%s-%d.bmp", timestring, i);						if(QtImageDescPool[i].loadBuffer != NULL)				QtImageDescPool[i].loadBuffer->save(QString(filename), "BMP");			else				((QPixmap *)QtImageDescPool[i].qpd)->save(QString(filename), "BMP");		}	}}void debug_dump_image(int imgpsd){	char filename[128];	char timestring[60];	time_t now;		now = time(NULL);		strftime(timestring, sizeof(timestring), "%Y" "%m" "%d" "%H" "%M", localtime(&now));		if(QtImageDescPool[imgpsd].count > 0)	{		sprintf(filename, "/tmp/%s-%d.bmp", timestring, imgpsd);				if(QtImageDescPool[imgpsd].loadBuffer != NULL)			QtImageDescPool[imgpsd].loadBuffer->save(QString(filename), "BMP");		else			((QPixmap *)QtImageDescPool[imgpsd].qpd)->save(QString(filename), "BMP");	}}
⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -