q_opendialog.cpp

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#include   "qcurses/Q_OpenDialog.hpp"

//---------------------------------------------------------------------------------------------
Q_OpenDialog::Q_OpenDialog(char *vCaption):Q_Dialog("文件打开对话")
{
	memset(FileName,'\0',30);
	memset(DirName,'\0',BUF);
	memset(FullFileName,'\0',BUF);
	memset(NowDir,'\0',BUF);
	memset(OldDir,'\0',BUF);

	strcpy(Caption,vCaption);
	BreakKey = 0;
	NowSelect = 0;
	Keys = 0;
}
//---------------------------------------------------------------------------------------------
bool     Q_OpenDialog::Execute()
{
	//显示界面
	bool  RC=false;
	Form = newwin(15,70,5,5);
	Win = new Q_Window(Form,15,70,0,0,true,COLOR_WHITE,COLOR_BLUE);
	Win->SetCaption(Caption,COLOR_WHITE,COLOR_RED);

	//建立按钮
	Button[0] = new Q_Button(Win->GetHandle(),7,12,42,COLOR_WHITE,COLOR_RED);
	Button[0]->Set(" 确 定 ");
	Button[1] = new Q_Button(Win->GetHandle(),7,12,52,COLOR_WHITE,COLOR_RED);
	Button[1]->Set(" 取 消 ");

	//建立列表
	List = new Q_List(Win->GetHandle(),13,26,1,3,true,COLOR_WHITE,COLOR_BLUE);

	//建立表单
	Edit[0] = new Q_Edit(Win->GetHandle(),26,2,39,COLOR_WHITE,COLOR_BLUE,MSTRING); //目录名
	Edit[1] = new Q_Edit(Win->GetHandle(),26,3,39,COLOR_WHITE,COLOR_BLUE,MSTRING); //文件名

	//建立标签
	Label[0] = new Q_Label(Win->GetHandle(),8,2,29,COLOR_WHITE,COLOR_BLUE);
	Label[0]->Set(0,"目录名：");
	Label[1] = new Q_Label(Win->GetHandle(),8,3,29,COLOR_WHITE,COLOR_BLUE);
	Label[1]->Set(0,"文件名：");

	//取值
	getcwd(OldDir,sizeof(OldDir));
	strcpy(NowDir,OldDir);
	BreakKey = 0;
	NowSelect=0;
	Keys=0;
	while (BreakKey==0)
	{
		Win->Refresh();
		KeyGo(NowSelect,Keys,2);  //其中 2 为控件的总数量
		switch (NowSelect)
		{
		case 0:

			//遍历目录，得到当前目录下的所有目录，并且写入 List 中
			struct dirent  *namelist;
			DIR   *dirVal;
			getcwd(NowDir,sizeof(NowDir));
			while ((dirVal = opendir(NowDir))!=NULL)
			{
				Edit[0]->Set(NowDir);
				List->Clear();
				while ((namelist = readdir(dirVal)) != NULL)
					List->Add(namelist->d_name);
				Keys=List->Get();
				if(chdir(List->GetValue())==-1)
					break;
				getcwd(NowDir,sizeof(NowDir));
			}
			Edit[1]->Set(List->GetValue());
			break;
		case 1:
			Keys=Button[0]->Get();
			if (Button[0]->Value)
			{
				strcpy(FileName,List->GetValue());
				getcwd(FullFileName,sizeof(FullFileName));
				strcpy(DirName,FullFileName);
				strcat(FullFileName,"/");
				strcat(FullFileName,FileName);
				chdir(OldDir);
				BreakKey = 1;
				RC = true;
			}
			break;
		case 2:
			Keys=Button[1]->Get();
			if (Button[1]->Value)
				BreakKey = 1;
			break;
		}
	}
	//释放资源
	delete Button[0];
	delete Button[1];
	delete List;
	delete Edit[0];
	delete Edit[1];
	delete Label[0];
	delete Label[1];
	delete Win;
	delwin(Form);
	return RC;
}