mirror of
https://github.com/sheumann/VNCviewGS.git
synced 2024-11-29 02:49:40 +00:00
474 lines
17 KiB
C++
474 lines
17 KiB
C++
/********************************************************************
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* vncview.cc - main program code for VNCview GS
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*******************************************************************/
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#if __ORCAC__
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#pragma lint -1
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segment "VNCview GS";
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#endif
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#if DEBUG
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/* #pragma debug 25 */
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <orca.h>
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#include <Locator.h>
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#include <MiscTool.h>
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#include <Event.h>
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#include <Menu.h>
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#include <QuickDraw.h>
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#include <QDAux.h>
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#include <Window.h>
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#include <Desk.h>
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#include <Resources.h>
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#include <Memory.h>
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#include <Control.h>
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#include <LineEdit.h>
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#include <TCPIP.h>
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#include <Scrap.h>
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#include "vncview.h"
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#include "VNCsession.h"
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#include "vncdisplay.h"
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#include "menus.h"
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#include "colortables.h"
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#include "mouse.h"
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#include "keyboard.h"
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#include "clipboard.h"
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#define noMarinettiError 2001
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#define outOfMemoryError 2002
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#define disconnectTCPIPAlert 2003
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#define NCWindow 1000 /* Offset for "New Connection" */
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/* window and its controls */
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#define winNewConnection 1
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#define btnConnect 1
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#define btnCancel 2
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#define linServer 3
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#define txtServer 4
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#define txtServerInfo 5
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#define txtPassword 6
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#define linPassword 7
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#define txtDisplay 8
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#define rectDisplay 9
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#define txtColor 10
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#define txtGray 11
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#define rad320 12
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#define rad640 13
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#define chkShared 16
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#define chkClipboard 17
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#define txtTransfers 23
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#define chkEmul3Btn 18
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#define chkViewOnly 19
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#define txtPreferredEncoding 24
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#define radRaw 25
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#define radHextile 26
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static BOOLEAN done = FALSE; /* are we done, yet? */
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EventRecord myEvent; /* event record for menu mode */
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GrafPortPtr newConnWindow; /* pointer to new connection window */
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BOOLEAN vncConnected = FALSE; /* are we connected to a VNC host */
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int menuOffset; /* Indicates which menu bar is active */
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static Ref startStopParm; /* tool start/shutdown parameter */
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BOOLEAN colorTablesComplete = FALSE; /* Are the big color tables complete */
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static Handle dpHndl; /* direct page space for assembly routines */
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extern void *dpPtr; /* pointer to DP for assembly routines */
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/* Connection options */
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int hRez = 320;
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BOOLEAN requestSharedSession = TRUE;
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BOOLEAN allowClipboardTransfers = TRUE;
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BOOLEAN emulate3ButtonMouse = TRUE;
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BOOLEAN viewOnlyMode = FALSE;
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BOOLEAN useHextile = FALSE;
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char vncServer[257];
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char vncPassword[10];
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static void Quit (void);
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/***************************************************************
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* DrawContents - Draw the contents of the active port
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***************************************************************/
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#pragma databank 1
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static void DrawContents (void) {
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PenNormal(); /* use a "normal" pen */
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DrawControls(GetPort()); /* draw controls in window */
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}
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#pragma databank 0
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/***************************************************************
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* DoAbout - Draw our about box
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***************************************************************/
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static void DoAbout (void) {
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#define alertID 1 /* alert string resource ID */
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AlertWindow(awCString+awResource, NULL, alertID);
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#undef alertID
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}
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/***************************************************************
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* DoNewConnection - Show the New Connection window
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***************************************************************/
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static void DoNewConnection (void) {
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MakeThisCtlTarget(GetCtlHandleFromID(newConnWindow, linServer));
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ShowWindow(newConnWindow);
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SelectWindow(newConnWindow);
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}
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/***************************************************************
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* DoClose - Close the frontmost window/connection
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* Parameters:
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* wPtr - window to close
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***************************************************************/
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void DoClose (GrafPortPtr wPtr) {
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if (wPtr == newConnWindow) {
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HideWindow(wPtr);
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}
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else if (wPtr && vncConnected) { /* Close VNC session window */
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CloseWindow(wPtr);
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CloseTCPConnection();
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vncConnected = FALSE;
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EnableMItem(fileNewConnection);
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InitMenus(0);
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myEvent.wmTaskMask = 0x001F79FF; /* let TaskMaster handle keys again */
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if (cursor) {
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InitCursor();
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free(cursor);
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cursor = NULL;
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}
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};
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}
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/***************************************************************
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* DoLEEdit - Handle edit menu items for LineEdit controls
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* Parameters:
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* editAction: Action selected from edit menu
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***************************************************************/
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static void DoLEEdit (int editAction) {
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CtlRecHndl ctl; /* target control handle */
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unsigned long id; /* control ID */
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GrafPortPtr port; /* caller's GrafPort */
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port = GetPort();
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SetPort(newConnWindow);
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ctl = FindTargetCtl();
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id = GetCtlID(ctl);
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if ((id == linServer) || (id == linPassword)) {
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LEFromScrap();
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switch (editAction) {
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case editCut: if (id == linServer) {
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LECut((LERecHndl) GetCtlTitle(ctl));
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};
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LEToScrap();
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break;
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case editCopy: if (id == linServer) {
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LECopy((LERecHndl) GetCtlTitle(ctl));
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};
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LEToScrap();
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break;
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case editPaste: LEPaste((LERecHndl) GetCtlTitle(ctl));
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break;
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case editClear: LEDelete((LERecHndl) GetCtlTitle(ctl));
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break;
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};
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};
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SetPort(port);
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}
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/***************************************************************
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* HandleMenu - Initialize the menu bar.
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***************************************************************/
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static void HandleMenu (void) {
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int menuNum, menuItemNum; /* menu number & menu item number */
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menuNum = myEvent.wmTaskData >> 16;
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menuItemNum = myEvent.wmTaskData;
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switch (menuItemNum) { /* go handle the menu */
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case appleAbout: DoAbout(); break;
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case fileNewConnection: DoNewConnection(); break;
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case fileClose: DoClose(FrontWindow()); break;
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case fileQuit: Quit(); break;
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case editCut: DoLEEdit(editCut); break;
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case editCopy: DoLEEdit(editCopy); break;
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case editPaste: DoLEEdit(editPaste); break;
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case editClear: DoLEEdit(editClear); break;
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case editShowClipboard: ShowClipboard(0x8000, 0); break;
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case editSendClipboard: DoSendClipboard(); break;
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}
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HiliteMenu(FALSE, menuNum); /* unhighlight the menu */
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}
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/***************************************************************
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* HandleControl - Handle a control press in the New Conn. window
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***************************************************************/
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static void HandleControl (void) {
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switch (myEvent.wmTaskData4) {
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case btnConnect: DoConnect(); break;
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case btnCancel: DoClose(newConnWindow); break;
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case txtColor: SetCtlValueByID(TRUE, newConnWindow,
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rad320);
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/* Fall through */
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case rad320: hRez = 320; /* "320x200" */ break;
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case txtGray: SetCtlValueByID(TRUE, newConnWindow,
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rad640);
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/* Fall through */
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case rad640: hRez = 640; /* "640x200" */ break;
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case chkShared: requestSharedSession = !requestSharedSession;
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break;
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case chkClipboard: allowClipboardTransfers = !allowClipboardTransfers;
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break;
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case chkEmul3Btn: emulate3ButtonMouse = !emulate3ButtonMouse; break;
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case chkViewOnly: viewOnlyMode = !viewOnlyMode; break;
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case txtTransfers: allowClipboardTransfers = !allowClipboardTransfers;
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SetCtlValueByID(allowClipboardTransfers,
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newConnWindow, chkClipboard); break;
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case radRaw: useHextile = FALSE; break;
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case radHextile: useHextile = TRUE; break;
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};
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}
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/***************************************************************
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* InitMenus - Initialize the menu bar.
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***************************************************************/
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void InitMenus (int offset) {
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#define menuID 1 /* menu bar resource ID */
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int height; /* height of the largest menu */
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MenuBarRecHndl menuBarHand = 0; /* for 'handling' the menu bar */
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MenuBarRecHndl oldMenuBarHand;
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/* create the menu bar */
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oldMenuBarHand = menuBarHand;
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menuBarHand = NewMenuBar2(refIsResource, menuID+offset, NULL);
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SetSysBar(menuBarHand);
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SetMenuBar(NULL);
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FixAppleMenu(1); /* add desk accessories */
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height = FixMenuBar(); /* draw the completed menu bar */
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DrawMenuBar();
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if (oldMenuBarHand)
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DisposeHandle((Handle) oldMenuBarHand);
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menuOffset = offset; /* So we can tell which menu is active */
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#undef menuID
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}
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/***************************************************************
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* CheckMenus - Check the menus to see if they should be dimmed
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***************************************************************/
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static void CheckMenus (void) {
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GrafPortPtr activeWindow; /* Front visible window */
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static GrafPortPtr lastActiveWindow;
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activeWindow = FrontWindow();
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/* Speed up common case (no change since last time) */
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if (activeWindow == lastActiveWindow)
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return;
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lastActiveWindow = activeWindow;
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if (activeWindow) {
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if (GetSysWFlag(activeWindow)) { /* NDA window is active */
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EnableMItem(fileClose);
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EnableMItem(editUndo);
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EnableMItem(editCut);
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EnableMItem(editCopy);
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EnableMItem(editPaste);
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EnableMItem(editClear);
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}
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else if (activeWindow == newConnWindow) { /* New Connection window */
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EnableMItem(fileClose);
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DisableMItem(editUndo);
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EnableMItem(editCut);
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EnableMItem(editCopy);
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EnableMItem(editPaste);
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EnableMItem(editClear);
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}
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else if (activeWindow == vncWindow) {
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DisableMItem(editUndo);
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DisableMItem(editCopy);
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DisableMItem(editCut);
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DisableMItem(editPaste);
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DisableMItem(editClear);
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}
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}
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else { /* no editable window on top */
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DisableMItem(fileClose);
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DisableMItem(editUndo);
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DisableMItem(editCut);
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DisableMItem(editCopy);
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DisableMItem(editPaste);
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DisableMItem(editClear);
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};
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if (vncConnected) { /* VNC connection present */
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DisableMItem(fileNewConnection);
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EnableMItem(fileClose);
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if (viewOnlyMode)
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DisableMItem(editSendClipboard);
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else
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EnableMItem(editSendClipboard);
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}
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else {
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DisableMItem(editSendClipboard);
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}
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}
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/* InitScreen - Set up color tables and SCBs to appropriate values
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*/
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static void InitScreen (void) {
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static ColorTable gray640Colors = {
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0x0000, 0x0555, 0x0AAA, 0x0FFF, 0x0000, 0x0555, 0x0AAA, 0x0FFF,
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0x0000, 0x0555, 0x0AAA, 0x0FFF, 0x0000, 0x0555, 0x0AAA, 0x0FFF
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};
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/* Apple menu uses color tables 1 through 6.
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* We set SCBs for color table 7 in StartUpTools or QDStartUp. */
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SetColorTable(7, &gray640Colors);
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}
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static void Quit (void) {
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/* Done with event loop - now quitting */
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if (vncConnected) /* Disconnect if still connected */
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CloseTCPConnection();
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if (readBufferHndl)
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DisposeHandle(readBufferHndl); /* Get rid of TCPIP read buffer hndl */
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if (dpHndl)
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DisposeHandle(dpHndl);
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if (cursor)
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free(cursor);
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/* Ask the user if we should disconnect only if the connection */
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/* is not "permanent," i.e. started when the system boots up. */
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if (TCPIPGetConnectStatus() && (!TCPIPGetBootConnectFlag()))
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if (AlertWindow(awResource+awButtonLayout, NULL, disconnectTCPIPAlert))
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{
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WaitCursor();
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/* Must use force flag below because Marinetti will still count
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* our ipid as logged in (proventing non-forced disconnect)
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* for several minutes after the TCPIPLogout call. */
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TCPIPDisconnect(TRUE, &DisplayConnectStatus);
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if (connectStatusWindowPtr != NULL)
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CloseWindow(connectStatusWindowPtr);
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}
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UnloadScrap(); /* Save scrap to disk */
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TCPIPShutDown(); /* Shut down Marinetti */
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UnloadOneTool(54);
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ShutDownTools(1, startStopParm); /* shut down the tools */
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exit(0);
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}
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/***************************************************************
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* Main - Initial startup function
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***************************************************************/
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int main (void) {
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int event; /* event type returned by TaskMaster */
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#define wrNum 1001 /* New Conn. window resource number */
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startStopParm = /* start up the tools */
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StartUpTools(userid(), 2, 1);
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if (toolerror() != 0) {
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GrafOff();
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SysFailMgr(toolerror(), "\pCould not start tools: ");
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}
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readBufferHndl = NewHandle(1, userid(), 0, NULL);
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if (toolerror()) goto oomQuit;
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dpHndl = NewHandle(0x0100, userid(),
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attrLocked|attrFixed|attrPage|attrNoCross|attrBank, 0x00000000);
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if (toolerror()) goto oomQuit;
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dpPtr = *dpHndl;
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LoadOneTool(54, 0x200); /* load Marinetti 2.0+ */
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if (toolerror()) { /* Check that Marinetti is available */
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SysBeep(); /* Can't load Marinetti.. */
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InitCursor(); /* Activate pointer cursor */
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AlertWindow(awResource, NULL, noMarinettiError);
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Quit(); /* Can't proceed, so just quit */
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}
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else /* Marinetti loaded successfully */
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TCPIPStartUp(); /* ... so activate it now */
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if (toolerror()) { /* Get handle for TCPIP read buffer */
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oomQuit:
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SysBeep();
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InitCursor();
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AlertWindow(awResource, NULL, outOfMemoryError);
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Quit();
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}
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InitScreen(); /* Set up color tables */
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LoadScrap(); /* put scrap in memory */
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InitMenus(0); /* set up the menu bar */
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InitCursor(); /* start the arrow cursor */
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vncConnected = FALSE; /* Initially not connected */
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newConnWindow = NewWindow2("\p New VNC Connection ", 0,
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DrawContents, NULL, 0x02, wrNum, rWindParam1);
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#undef wrNum
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DoNewConnection(); /* Display new connection window */
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/* main event loop */
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myEvent.wmTaskMask = 0x001F79FF; /* let TaskMaster do everything needed */
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while (!done) {
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CheckMenus();
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event = TaskMaster(everyEvent, &myEvent);
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if (vncConnected)
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SendModifiers();
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switch (event) {
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case wInSpecial:
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case wInMenuBar: HandleMenu();
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break;
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case wInGoAway: DoClose((GrafPortPtr) myEvent.wmTaskData);
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break;
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case wInControl: HandleControl();
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break;
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case wInContent: if (vncWindow && ((GrafPortPtr)
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myEvent.wmTaskData == vncWindow))
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DoPointerEvent();
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break;
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case nullEvt: if (vncConnected) DoPointerEvent();
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break;
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case keyDownEvt:
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case autoKeyEvt: ProcessKeyEvent();
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}
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if (vncConnected)
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ConnectedEventLoop();
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else if (colorTablesComplete == FALSE)
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if (MakeBigColorTables(256))
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colorTablesComplete = TRUE;
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}
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Quit();
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}
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