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C/C++ Source or Header | 1998-10-06 | 21.2 KB | 1,008 lines

/* ** GadTools layout toolkit ** ** Copyright © 1993-1996 by Olaf `Olsen' Barthel ** Freely distributable. */ #ifndef _GTLAYOUT_INTERNAL_H #define _GTLAYOUT_INTERNAL_H 1 // Debugging stuff #ifdef DEBUG #define DB(x) x #else #define DB(x) ; #endif /* DEBUG */ // Keep this one handy VOID kprintf(STRPTR,...); /*****************************************************************************/ // Keyboard qualifiers #define QUALIFIER_SHIFT (IEQUALIFIER_LSHIFT | IEQUALIFIER_RSHIFT) #define QUALIFIER_ALT (IEQUALIFIER_LALT | IEQUALIFIER_RALT) #define QUALIFIER_CONTROL (IEQUALIFIER_CONTROL) /*****************************************************************************/ // Undefine these to remove various chunks of support from this code #ifdef _GTLAYOUT_GLOBAL_H #define DO_PASSWORD_KIND #define DO_GAUGE_KIND #define DO_TAPEDECK_KIND #define DO_HEXHOOK #define DO_PICKSHORTCUTS #define DO_CLONING #define DO_LEVEL_KIND #define DO_BOOPSI_KIND #define DO_MENUS #define DO_POPUP_KIND #define DO_TAB_KIND #else #define DO_PASSWORD_KIND #define DO_GAUGE_KIND #define DO_CLONING #define DO_BOOPSI_KIND #define DO_POPUP_KIND #endif // _GTLAYOUT_GLOBAL_H /*****************************************************************************/ APTR ASM AsmCreatePool(REG(d0) ULONG MemFlags,REG(d1) ULONG PuddleSize,REG(d2) ULONG ThreshSize,REG(a6) struct ExecBase *SysBase); VOID ASM AsmDeletePool(REG(a0) APTR PoolHeader,REG(a6) struct ExecBase *SysBase); APTR ASM AsmAllocPooled(REG(a0) APTR PoolHeader,REG(d0) ULONG Size,REG(a6) struct ExecBase *SysBase); VOID ASM AsmFreePooled(REG(a0) APTR PoolHeader,REG(a1) APTR Memory,REG(d0) ULONG MemSize,REG(a6) struct ExecBase *SysBase); /*****************************************************************************/ // Scan an Exec list #define SCANLIST(l,n) for(n = (APTR)((struct MinList *)l) -> mlh_Head; \ ((struct MinNode *)n) -> mln_Succ; \ n = (APTR)((struct MinNode *)n) -> mln_Succ) // Scan the objects of a group #define SCANGROUP(g,n) for(n = (APTR)g -> Special . Group . ObjectList . mlh_Head; \ ((struct MinNode *)n) -> mln_Succ; \ n = (APTR)((struct MinNode *)n) -> mln_Succ) // Scan the objects of a group, only allowing active pages #define SCANPAGE(g,n,p) for(p = 0, n = (APTR)g -> Special . Group . ObjectList . mlh_Head; \ ((struct MinNode *)n) -> mln_Succ; \ n = (APTR)((struct MinNode *)n) -> mln_Succ) \ if ((p++ == g -> Special . Group . ActivePage) || !g -> Special . Group . Paging) // Get an object pointer from a gadget pointer #define GETOBJECT(g,n) ((n = (ObjectNode *)g -> UserData) && (n -> Host == g) && (n -> PointBack == n)) /*****************************************************************************/ #ifdef DO_PASSWORD_KIND #define TEST_PASSWORD_KIND(n) || (n -> Type == PASSWORD_KIND) #else #define TEST_PASSWORD_KIND(n) || (FALSE) #endif // Is an object derived from STRING_KIND? #define LIKE_STRING_KIND(n) ((n -> Type == STRING_KIND || n -> Type == FRACTION_KIND) TEST_PASSWORD_KIND(n)) /*****************************************************************************/ #define NUMELEMENTS(s) (sizeof(s) / sizeof((s)[0])) /*****************************************************************************/ typedef char BOOLEAN; #define INCREMENTER_KIND 42 #define PICKER_KIND 43 #define GROUP_KIND 44 #define LAPR_Gadget TAG_USER+100 #define LAPR_Object TAG_USER+101 typedef struct GaugeExtra { LONG InfoLength; STRPTR InfoText; WORD LastPercentage; BOOLEAN NoTicks; BOOLEAN Discrete; } GaugeExtra; typedef struct TapeDeckExtra { struct Image *ButtonImage; LONG ButtonWidth, ButtonHeight; BOOLEAN ButtonType; BOOLEAN Toggle; BOOLEAN Smaller; BOOLEAN Tick; } TapeDeckExtra; typedef struct ButtonExtra { struct Image *ButtonImage; STRPTR KeyStroke; STRPTR *Lines; UBYTE LineCount; BOOLEAN ReturnKey; BOOLEAN EscKey; BOOLEAN ExtraFat; BOOLEAN DefaultCorrection; BOOLEAN Smaller; } ButtonExtra; typedef struct BarExtra { struct ObjectNode *Parent; BOOLEAN FullSize; } BarExtra; typedef struct BoxExtra { struct ObjectNode *Parent; STRPTR *Labels; STRPTR *Lines; WORD MaxSize; BYTE AlignText; BOOLEAN DrawBox; BOOLEAN ReserveSpace; } BoxExtra; typedef struct FrameExtra { struct Hook *RefreshHook; UWORD InnerWidth; UWORD InnerHeight; struct Gadget Dummy; BOOLEAN DrawBox; BOOLEAN GenerateEvents; } FrameExtra; typedef struct PickerExtra { struct Gadget *Parent; // Important: must match IncrementerExtra! struct Image *Image; // Important: must match IncrementerExtra! } PickerExtra; typedef struct IncrementerExtra { struct Gadget *Parent; // Important: must match PickerExtra! struct Image *Image; // Important: must match PickerExtra! LONG Amount; } IncrementerExtra; typedef struct GroupExtra { struct MinList ObjectList; struct ObjectNode *ParentGroup; LONG MaxOffset; LONG MaxSize; ULONG ActivePage; #ifdef NOT_FUNCTIONAL LONG UseWidth; LONG UseHeight; #endif // NOT_FUNCTIONAL UWORD ExtraLeft; UWORD ExtraTop; UWORD FrameType; UBYTE MiscFlags; BOOLEAN Horizontal; BOOLEAN Paging; BOOLEAN Spread; BOOLEAN SameSize; BOOLEAN LastAttributes; BOOLEAN Visible; BOOLEAN Frame; BOOLEAN IndentX; BOOLEAN IndentY; BOOLEAN NoIndent; } GroupExtra; #define GROUPF_WidthDone (1<<0) #define GROUPF_HeightDone (1<<1) typedef struct ListExtra { struct List *Labels; struct Gadget *Link; LONG LinkID; struct Hook *CallBack; LONG AutoPageID; struct TextAttr *TextAttr; STRPTR *ExtraLabels; UWORD ExtraLabelWidth; UWORD MaxPen; UWORD MaxGrowX,MaxGrowY; UWORD MinChars,MinLines; WORD FixedGlyphWidth; WORD FixedGlyphHeight; BOOLEAN ReadOnly; BOOLEAN CursorKey; BOOLEAN AllocatedList; BOOLEAN LockSize; BOOLEAN SizeLocked; BOOLEAN ResizeX; BOOLEAN ResizeY; BOOLEAN FlushLabelLeft; BOOLEAN IgnoreListContents; } ListExtra; typedef struct RadioExtra { STRPTR *Choices; LONG AutoPageID; UWORD LabelWidth; UBYTE TitlePlace; BOOLEAN TabKey; } RadioExtra; typedef struct TextExtra { STRPTR Text; struct Gadget *Picker; WORD FrontPen; WORD BackPen; UWORD Len; UBYTE Justification; BOOLEAN Border; BOOLEAN CopyText; BOOLEAN UsePicker; BOOLEAN LockSize; BOOLEAN SizeLocked; } TextExtra; typedef struct NumberExtra { LONG Number; STRPTR Format; WORD FrontPen; WORD BackPen; WORD MaxNumberLen; UBYTE Justification; BOOLEAN Border; } NumberExtra; typedef struct CycleExtra { STRPTR *Choices; LONG AutoPageID; BOOLEAN TabKey; } CycleExtra; typedef struct PalExtra { UBYTE *ColourTable; UBYTE *TranslateBack; struct Gadget *Picker; UWORD Depth; UWORD NumColours; UWORD IndicatorWidth; BOOLEAN SmallPalette; BOOLEAN UsePicker; } PalExtra; typedef struct SliderExtra { STRPTR LevelFormat; DISPFUNC DispFunc; LONG MaxLevelLen; LONG LevelWidth; STRPTR OriginalLabel; UBYTE LevelPlace; BOOLEAN FullLevelCheck; } SliderExtra; typedef struct StringExtra { struct LayoutHandle *LayoutHandle; struct Hook *HistoryHook; ULONG MaxHistoryLines; ULONG NumHistoryLines; struct Node *CurrentNode; STRPTR String; LONG MaxChars; struct Hook *EditHook; struct Hook *ValidateHook; struct Gadget *Picker; STRPTR Backup; STRPTR RealString; STRPTR Original; LONG LinkID; UBYTE Justification; BOOLEAN LastGadget; BOOLEAN UsePicker; BOOLEAN Activate; } StringExtra; typedef struct IntegerExtra { struct LayoutHandle *LayoutHandle; struct Hook *HistoryHook; ULONG MaxHistoryLines; ULONG NumHistoryLines; struct Node *CurrentNode; struct Gadget *LeftIncrementer; struct Gadget *RightIncrementer; struct Hook *IncrementerHook; LONG Number; LONG MaxChars; struct Hook *EditHook; struct Hook *ValidateHook; UBYTE Justification; BOOLEAN LastGadget; BOOLEAN UseIncrementers; BOOLEAN CustomHook; BOOLEAN Activate; } IntegerExtra; typedef struct ScrollerExtra { WORD Visible; WORD ArrowSize; BOOLEAN RelVerify; BOOLEAN Immediate; BOOLEAN Arrows; BOOLEAN Vertical; BOOLEAN Thin; } ScrollerExtra; typedef struct LevelExtra { struct LayoutHandle *Handle; LONG Plus; STRPTR LevelFormat; struct Image *LevelImage; DISPFUNC DispFunc; LONG MaxLevelWidth, MidOffset, LevelPlace; struct Hook CustomHook; UBYTE FormatBuffer[80]; BOOLEAN FullLevelCheck; } LevelExtra; typedef struct BOOPSIExtra { struct Library *ClassBase; Class *ClassInstance; STRPTR ClassName; STRPTR ClassLibraryName; struct TagItem *ClassTags; ULONG TagCurrent, TagTextAttr, TagDrawInfo, TagLink, TagScreen; LONG Link; struct ObjectNode *Parent; struct Hook *ActivateHook; WORD ExactWidth, ExactHeight; WORD RelFontHeight; BOOLEAN FullWidth; BOOLEAN FullHeight; } BOOPSIExtra; typedef struct PopupExtra { STRPTR *Choices; LONG AutoPageID; BOOLEAN TabKey; BOOLEAN CentreActive; } PopupExtra; typedef struct TabExtra { STRPTR *Choices; LONG AutoPageID; struct ObjectNode *Parent; BOOLEAN TabKey; BOOLEAN FullWidth; BOOLEAN FrameGroup; } TabExtra; typedef struct ObjectNode { struct MinNode Node; struct Gadget *Host; struct ObjectNode *PointBack; STRPTR Label; LONG ID; LONG Min; LONG Max; LONG Current; APTR Storage; UWORD Left; UWORD Top; UWORD Width; UWORD Height; UWORD LabelWidth; UWORD Lines; UWORD Chars; WORD ExtraSpace; WORD LabelChars; UBYTE Type; BYTE LabelPlace; UBYTE Key; UBYTE StorageType; BYTE Pad0; BOOLEAN Disabled; BOOLEAN NoKey; BOOLEAN HighLabel; BOOLEAN GroupIndent; BOOLEAN PageSelector; union { GaugeExtra Gauge; TapeDeckExtra TapeDeck; ButtonExtra Button; BarExtra Bar; BoxExtra Box; FrameExtra Frame; PickerExtra Picker; IncrementerExtra Incrementer; GroupExtra Group; ListExtra List; RadioExtra Radio; TextExtra Text; NumberExtra Number; CycleExtra Cycle; PalExtra Palette; SliderExtra Slider; StringExtra String; IntegerExtra Integer; ScrollerExtra Scroller; LevelExtra Level; BOOPSIExtra BOOPSI; PopupExtra Popup; TabExtra Tab; } Special; } ObjectNode; typedef struct LayoutHandle { // WARNING: Beginning of this structure must match the definition in gtlayout.h! struct Screen *Screen; struct DrawInfo *DrawInfo; struct Window *Window; APTR VisualInfo; struct Image *AmigaGlyph; struct Image *CheckGlyph; APTR UserData; struct Menu *Menu; // End of public part struct Screen *PubScreen; struct MsgPort *MsgPort; struct Gadget **GadgetArray; struct Gadget *Previous; struct Gadget *List; ULONG IDCMP; ULONG WA_ScreenTag; BOOL UnlockPubScreen; BOOL Pad1; // BOOPSI support Object *BOOPSIPrevious; Object *BOOPSIList; // Incrementers ObjectNode *ActiveIncrementer; WORD IncrementerCountdown; WORD IncrementerAccelerate; LONG IncrementerIncrement; // Frames ObjectNode *ActiveFrame; // Cached from DrawInfo structure UWORD TextPen; UWORD BackgroundPen; UWORD ShadowPen; UWORD ShinePen; UWORD AspectX; UWORD AspectY; // Double-click support ULONG ClickSeconds; ULONG ClickMicros; ObjectNode *ClickObject; struct Hook *LocaleHook; struct TextAttr *TextAttr; struct TextAttr *InitialTextAttr; struct TTextAttr CopyTextAttr; struct RastPort RPort; APTR Pool; UWORD GlyphWidth; UWORD GlyphHeight; UWORD InterWidth; UWORD InterHeight; LONG Count; LONG Index; ObjectNode *TopGroup; ObjectNode *CurrentGroup; ObjectNode *EscKey; ObjectNode *ReturnKey; ObjectNode *CursorKey; ObjectNode *GrowView; ObjectNode *ResizeView; ObjectNode *TabKey; ObjectNode *ActiveString; #ifdef DO_PASSWORD_KIND struct Hook PasswordEditHook; #endif #ifdef DO_HEXHOOK struct Hook HexEditHook; #endif struct Hook DefaultEditHook; struct Hook *StandardEditHook; struct Hook BackfillHook; struct RastPort BackfillRastPort; #ifdef DO_LEVEL_KIND ObjectNode *CurrentLevel; #endif /* DO_LEVEL_KIND */ struct TTextAttr FixedFont; struct LayoutHandle *PointBack; LONG GroupID; #ifdef DO_PICKSHORTCUTS UBYTE Keys[256]; #endif struct Window *Parent; // Parent of this window struct Hook *HelpHook; // Hook to call when help key is pressed LONG MaxPen; WORD SizeWidth; WORD SizeHeight; BOOLEAN SizeVerified; BOOLEAN AutoRefresh; BOOLEAN CloseFont; BOOLEAN Failed; BOOLEAN Rescaled; BOOLEAN AutoActivate; BOOLEAN MoveToWindow; BOOLEAN NeedDelay; BOOLEAN RawKeyFilter; BOOLEAN FlushLeft; BOOLEAN FlushTop; BOOLEAN BlockParent; BOOLEAN ExitFlush; BOOLEAN NoKeys; #ifdef DO_CLONING struct CloneExtra *CloneExtra; // Screen cloning information BOOLEAN CloningPermitted; // Genetic engineering? BOOLEAN ExactClone; // Make an exact copy, i.e. preserve all colours BOOLEAN SimpleClone; // Just a simple clone, please BYTE Pad0; #endif } LayoutHandle; #define PHANTOM_GROUP_ID -10000 // Phantom groups, i.e those without proper // IDs start with this ID /*****************************************************************************/ // Window locking typedef struct LockNode { struct MinNode MinNode; struct Window *Window; LONG Count; ULONG OldIDCMPFlags; struct Requester Requester; LONG MinWidth; LONG MinHeight; LONG MaxWidth; LONG MaxHeight; } LockNode; /*****************************************************************************/ // Image class extension typedef struct ImageInfo { STRPTR *Lines; // Text lines STRPTR KeyStroke; // Points to char that acts as keystroke identifier STRPTR Label; // Single label if any struct TextFont *Font; // Open font if any UWORD ImageType; // Type UWORD GlyphWidth; // Size UWORD GlyphHeight; UWORD LineCount; // Number of lines below BOOLEAN Emboss; // Emboss the bevel box } ImageInfo; // Image class extension types #define IIA_ImageType (TAG_USER+739) #define IIA_GlyphWidth (TAG_USER+740) #define IIA_GlyphHeight (TAG_USER+741) #define IIA_Lines (TAG_USER+742) #define IIA_LineCount (TAG_USER+743) #define IIA_KeyStroke (TAG_USER+744) #define IIA_Emboss (TAG_USER+745) #define IIA_Label (TAG_USER+746) #define IIA_Font (TAG_USER+747) // Supported image class extension types enum { IMAGECLASS_PICKER, IMAGECLASS_LEFTINCREMENTER, IMAGECLASS_RIGHTINCREMENTER, IMAGECLASS_BACKWARD, IMAGECLASS_FORWARD, IMAGECLASS_PREVIOUS, IMAGECLASS_NEXT, IMAGECLASS_RECORD, IMAGECLASS_PLAY, IMAGECLASS_STOP, IMAGECLASS_PAUSE, IMAGECLASS_REWIND, IMAGECLASS_EJECT, IMAGECLASS_MULTILINEBUTTON }; /*****************************************************************************/ // Level image class typedef struct LevelImageInfo { LONG Position; // Position of knob on level body LONG Max; // Maximum value LONG Current; // Current value UWORD *Pens; // We don't really need the DrawInfo, just the pens struct BitMap *Knob[2]; // BitMaps of the knob WORD KnobWidth; // Width of knob (actually half of it) WORD KnobTop; // Distance from knob to level body WORD LevelHeight; // Height of level body } LevelImageInfo; // Level class control tags #define LVIA_Current (TAG_USER+0xF000) // Current value #define LVIA_Max (TAG_USER+0xF001) // Maximum value #define LVIA_DrawInfo (TAG_USER+0xF002) // Pens, etc. #define LVIA_Position (TAG_USER+0xF003) // Position of knob #define LVIA_KnobWidth (TAG_USER+0xF004) // Width of knob #define LVIA_FontWidth (TAG_USER+0xF005) // Reference font width #define LVIA_Screen (TAG_USER+0xF006) // Screen to draw this image on /*****************************************************************************/ enum { STORAGE_BYTE,STORAGE_UBYTE, STORAGE_WORD,STORAGE_UWORD, STORAGE_LONG,STORAGE_ULONG, STORAGE_STRPTR }; /*****************************************************************************/ // A single colour in 96 bit precision struct ColourTriplet { ULONG Red; // 32 bits each ULONG Green; ULONG Blue; }; // A colour table ready to submit to LoadRGB32 struct ColourRecord { UWORD NumColours; // Number of colours in this chunk UWORD FirstColour; // First colour entry to set struct ColourTriplet Triplets[0]; // Table entries WORD Arnold; // Array terminator, needs to be set to zero }; // Screen reproduction struct CloneExtra { struct Screen *Screen; LONG *Pens; UWORD *ScreenPens; UWORD MinWidth, MinHeight, MaxWidth, MaxHeight, TotalPens; UBYTE Depth; struct IBox Bounds; }; /*****************************************************************************/ #define ITEMF_HasSub (1 << 0) // Next item is a subitem #define ITEMF_FirstSub (1 << 1) // This is the first subitem #define ITEMF_IsSub (1 << 2) // This is a subitem #define ITEMF_LastItem (1 << 3) // This is the last item #define ITEMF_IsBar (1 << 4) // This is a separator bar #define ITEMF_Command (1 << 5) // This item has a long command key sequence typedef struct ItemNode { struct MinNode Node; struct MenuItem Item; APTR UserData; ULONG ID; // Item ID STRPTR ExtraLabel; // For long command sequence labels UWORD Flags; // Flag bits as defined above WORD Left, // Actual left edge Top; // Actual top edge WORD Width; // Actual width UWORD MenuCode; // Intuition menu code ULONG Qualifier; // Message qualifier UWORD Code; // Message code UBYTE Char; // ASCII code } ItemNode, *pItemNode; typedef struct MenuNode { struct MinNode Node; struct Menu Menu; APTR UserData; ULONG ID; // Item ID WORD Width; // Actual width UWORD MenuCode; // Intuition menu code } MenuNode, *pMenuNode; typedef struct RootMenu { APTR Pool; // Memory allocation struct TextFont *Font; // Preferred item font struct TextAttr *TextAttr; // What goes into the single items struct TTextAttr BoldAttr; // Same as above, just in boldface struct DrawInfo *DrawInfo; // Screen drawing info struct Screen *Screen; // The screen we are building the menu for struct RastPort RPort; // Dummy RastPort for font measuring WORD ItemHeight; // Default item height UWORD TextPen; // Text rendering pen ULONG CheckWidth, // Size of the checkmark glyph CheckHeight, AmigaWidth, // Size of the Amiga glyph AmigaHeight; struct MinList MenuList; // List of menus struct MinList ItemList; // List of menu items LayoutHandle *Handle; // Layout handle if any struct Hook *LocaleHook; // Localization, if no handle is provided struct MinNode Node; // The initial menu all the data is tied to struct Menu Menu; APTR UserData; ULONG ID; WORD Width; UWORD MenuCode; } RootMenu, *pRootMenu; /*****************************************************************************/ typedef struct PopInfo { struct CheckGlyph *CheckGlyph; LONG MaxLen; LONG MaxWidth; struct Window *Window; struct TextFont *Font; LONG TopMost; LONG LastDrawn; LONG LastLabelDrawn; STRPTR *Labels; LONG NumLabels; LONG Active; LONG InitialActive; UWORD ActiveLen; UWORD MarkLeft; UWORD MarkWidth; UWORD LabelLeft; UWORD LabelTop; UWORD LineTop; UWORD ArrowTop; UWORD ArrowWidth; UWORD ArrowHeight; UWORD PopLeft; UWORD PopWidth; UWORD BoxLeft,BoxTop, BoxWidth,BoxHeight; UWORD BoxLines; UWORD SingleWidth, SingleHeight; UWORD MenuText,MenuBack; UWORD MenuTextSelect,MenuBackSelect; UBYTE Flags; BOOLEAN Blocked; BOOLEAN CentreActive; } PopInfo; #define PIA_Labels (TAG_USER+0x80000) #define PIA_Active (TAG_USER+0x80001) #define PIA_Font (TAG_USER+0x80002) #define PIA_Highlight (TAG_USER+0x80003) #define PIA_CentreActive (TAG_USER+0x80004) /*****************************************************************************/ typedef struct TabEntry { struct BitMap *BitMap; UWORD Left; } TabEntry; typedef struct TabInfo { struct BitMap *BitMap; struct RastPort RPort; PLANEPTR Mask; BOOL ChipMask; TabEntry *Tabs; WORD Count; WORD Current; WORD Initial; UWORD Thick; UWORD TabWidth; UWORD TabHeight; WORD Offset; } TabInfo; #define TIA_Labels (TAG_USER+0x90000) #define TIA_Font (TAG_USER+0x90001) #define TIA_Screen (TAG_USER+0x90002) #define TIA_Index (TAG_USER+0x90003) #define TIA_DrawInfo (TAG_USER+0x90004) #define TIA_SizeType (TAG_USER+0x90005) /*****************************************************************************/ struct CheckGlyph { UWORD Width, Height; struct BitMap *Plain; struct BitMap *Selected; }; /*****************************************************************************/ /* These may not be defined in the default header files. */ #ifndef GDOMAIN_MINIMUM #define GDOMAIN_MINIMUM (0) /* Minimum size */ #endif /* GDOMAIN_MINIMUM */ #ifndef GDOMAIN_NOMINAL #define GDOMAIN_NOMINAL (1) /* Nominal size */ #endif /* GDOMAIN_NOMINAL */ #ifndef GDOMAIN_MAXIMUM #define GDOMAIN_MAXIMUM (2) /* Maximum size */ #endif /* GDOMAIN_MAXIMUM */ /*****************************************************************************/ #endif