ResKnife/Carbon/Classes/FileWindow.h
2001-10-19 19:41:13 +00:00

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#include "ResKnife.h"
#include "WindowObject.h"
#ifndef _ResKnife_FileWindow_
#define _ResKnife_FileWindow_
/*!
@header FileWindow
@discussion The bulk of the ResKnife code is concerned with the managment of this window. It is the essence of the program.
*/
/* Constants */
const UInt16 kDefaultHeaderHeight = 20;
const UInt16 kMinimumFileWindowWidth = 128;
const UInt16 kDefaultFileWindowWidth = 420;
const UInt16 kMinimumFileWindowHeight = 128 + kDefaultHeaderHeight;
const UInt16 kDefaultFileWindowHeight = 384 + kDefaultHeaderHeight;
const UInt16 kBevelButtonHeight = 20;
const UInt16 kFileWindowHeaderHeight = kDefaultHeaderHeight + kBevelButtonHeight;
const UInt16 kFileWindowRowHeight = 19;
const UInt16 kFileWindowTextHeight = kFileWindowRowHeight - 5;
const UInt16 kFileWindowMinimumNameColumnWidth = 150;
const UInt16 kFileWindowDefaultNameColumnWidth = 250;
const UInt16 kFileWindowTypeColumnWidth = 52;
const UInt16 kFileWindowIDColumnWidth = 52;
const UInt16 kFileWindowSizeColumnWidth = 52;
const UInt16 kFileWindowAttributesColumnWidth = 120;
const UInt16 kFileWindowSortColumnWidth = 16;
const UInt16 kFileWindowAllOtherColumnWidths = kFileWindowTypeColumnWidth + kFileWindowIDColumnWidth + kFileWindowSizeColumnWidth + kFileWindowAttributesColumnWidth +8; // excludes variable with name column
const UInt16 kFileWindowNameColumnTextOffset = 42; // start of text, actual column starts at zero
const UInt16 kFileWindowTypeColumnOffset = 0; // offset from end of name column
const UInt16 kFileWindowIDColumnOffset = kFileWindowTypeColumnOffset + kFileWindowTypeColumnWidth;
const UInt16 kFileWindowSizeColumnOffset = kFileWindowIDColumnOffset + kFileWindowIDColumnWidth;
const UInt16 kFileWindowAttributesColumnOffset = kFileWindowSizeColumnOffset + kFileWindowSizeColumnWidth;
const UInt32 kWindowPropertyDataBrowser = FOUR_CHAR_CODE('brow');
const UInt32 kHeaderSignature = FOUR_CHAR_CODE('head');
const UInt32 kLeftTextSignature = FOUR_CHAR_CODE('left');
const UInt32 kRightTextSignature = FOUR_CHAR_CODE('rght');
const UInt32 kDataBrowserSignature = FOUR_CHAR_CODE('brow');
const UInt32 kDataBrowserNameColumn = FOUR_CHAR_CODE('name');
const UInt32 kDataBrowserTypeColumn = FOUR_CHAR_CODE('type');
const UInt32 kDataBrowserIDColumn = FOUR_CHAR_CODE('id ');
const UInt32 kDataBrowserSizeColumn = FOUR_CHAR_CODE('size');
typedef enum
{
kSortName = 1,
kSortType,
kSortID,
kSortSize,
kSortAttrs
} SortOrder;
/*** FILE WINDOW CLASS ***/
class FileWindow : WindowObject
{
// file info
FSSpecPtr fileSpec; // user's copy
FSSpecPtr tempSpec; // my copy
Boolean fileExists; // existing file was opened or file has been saved at some point
Boolean fileDirty; // temp file <20> real file => save available
Boolean rfBased; // file's resource map came from it's resource fork
// resource info
UInt16 numTypes;
UInt32 numResources;
#if !TARGET_API_MAC_CARBON
UInt32 numSelected; // for fake data browser
#endif
Handle dataFork; // bug: what is this for?
ResourceObjectPtr resourceMap;
// controls
#if TARGET_API_MAC_CARBON
ControlRef dataBrowser; // header controls in WindowObject
#else // make a fake databrowser
SortOrder sortOrder; // the one which is actually selected
ControlRef sortName;
ControlRef sortType;
ControlRef sortID;
ControlRef sortSize;
ControlRef sortAttrs;
ControlRef sortDir;
SInt16 nameColumnWidth; // varies with window size, and needs to be signed
#endif
/* methods */
public:
FileWindow( FSSpecPtr spec = null );
virtual ~FileWindow( void );
// overridden inherited functions
/*!
* @function Window
* @discussion Accessor for the object&rsquo;s <tt>WindowRef</tt>.
*/
virtual WindowRef Window( void );
virtual OSStatus BoundsChanging( EventRef event );
virtual OSStatus BoundsChanged( EventRef event );
#if !TARGET_API_MAC_CARBON
virtual OSStatus Activate( Boolean active = true );
virtual OSStatus Update( RgnHandle region = null );
virtual OSStatus Click( Point mouse, EventModifiers modifiers );
// drawing
private:
virtual OSStatus UpdateScrollBars( void );
OSStatus DrawResourceIcon( ResourceObjectPtr resource, UInt16 line );
// fake data brwser
OSStatus ClearSelection( void );
#endif
// file manipulation
public:
OSStatus ReadResourceFork( void );
OSStatus ReadDataFork( OSStatus rfError );
OSStatus InitDataBrowser( void );
OSStatus SaveFile( FSSpecPtr saveSpec = null );
private:
/*!
@function ReadResourceMap
@discussion Requires the fork containing resources to be at the top of the resource chain
*/
OSStatus ReadResourceMap( void ); // fork-independent resource routines
OSStatus SaveResourceMap( void );
// carbon routines
public:
OSStatus Zoomed( EventRef event );
OSStatus SetIdealSize( EventRef event );
OSStatus DisplaySaveDialog( void );
OSStatus DisplayModelessAskSaveChangesDialog( void );
OSStatus DisplaySaveAsDialog( void );
OSStatus DisplayModelessPutFileDialog( void );
OSStatus DisplayRevertFileDialog( void );
OSStatus DisplayModelessAskDiscardChangesDialog( void );
OSStatus DisplayNewResourceDialog( void );
OSStatus DisplayNewResourceSheet( void );
// resource map processing
OSStatus CreateNewResource( ConstStr255Param name, ResType type, SInt16 resID, SInt16 attribs );
OSStatus OpenResource( DataBrowserItemID itemID, MenuCommand command );
private:
OSStatus DisposeResourceMap( void );
public:
// sound handlers
OSStatus PlaySound( DataBrowserItemID itemID );
// file accessors
FSSpecPtr GetFileSpec( void );
void SetFileSpec( FSSpecPtr spec );
Boolean IsFileDirty( void );
void SetFileDirty( Boolean dirty = true );
#if TARGET_API_MAC_CARBON
ControlRef GetDataBrowser( void );
#endif
// resource accessors
UInt32 GetResourceCount( ResType wanted = 0x00000000 );
ResourceObjectPtr GetResource( DataBrowserItemID itemID );
UInt8* GetResourceName( DataBrowserItemID itemID );
UInt32 GetResourceSize( DataBrowserItemID itemID );
ResType GetResourceType( DataBrowserItemID itemID );
SInt16 GetResourceID( DataBrowserItemID itemID );
SInt16 GetResourceAttributes( DataBrowserItemID itemID );
};
/* window event handler */
pascal void FileWindowScrollAction( ControlHandle control, SInt16 controlPart );
pascal OSStatus FileWindowEventHandler( EventHandlerCallRef callRef, EventRef event, void *userData );
pascal OSStatus FileWindowUpdateMenus( EventHandlerCallRef callRef, EventRef event, void *userData );
pascal OSStatus FileWindowParseMenuSelection( EventHandlerCallRef callRef, EventRef event, void *userData );
pascal OSStatus NewResourceEventHandler( EventHandlerCallRef callRef, EventRef event, void *userData );
#endif